# git rev-parse -q --verify dfe048f91eba1fe2ed90364c1a5c23ec851999d8^{commit} dfe048f91eba1fe2ed90364c1a5c23ec851999d8 already have revision, skipping fetch # git checkout -q -f -B kisskb dfe048f91eba1fe2ed90364c1a5c23ec851999d8 # git clean -qxdf # < git log -1 # commit dfe048f91eba1fe2ed90364c1a5c23ec851999d8 # Author: Stephen Rothwell # Date: Wed Nov 21 15:49:51 2018 +1100 # # Add linux-next specific files for 20181121 # # Signed-off-by: Stephen Rothwell # < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version # < git log --format=%s --max-count=1 dfe048f91eba1fe2ed90364c1a5c23ec851999d8 # < make -s -j 48 ARCH=x86_64 O=/kisskb/build/linux-next-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- randconfig KCONFIG_SEED=0xC0BC831 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n # Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n # Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n # yes \n | make -s -j 48 ARCH=x86_64 O=/kisskb/build/linux-next-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 48 ARCH=x86_64 O=/kisskb/build/linux-next-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- warning: include/asm-generic/atomic-instrumented.h is out-of-date. warning: include/asm-generic/atomic-long.h is out-of-date. warning: include/linux/atomic-fallback.h is out-of-date. /kisskb/src/arch/x86/events/amd/ibs.c: In function 'perf_ibs_init': /kisskb/src/arch/x86/events/amd/ibs.c:306:11: warning: 'config' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/entry/vsyscall/vsyscall_64.c: In function 'emulate_vsyscall': /kisskb/src/arch/x86/entry/vsyscall/vsyscall_64.c:202:16: warning: 'syscall_nr' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/apic/vector.o: warning: objtool: arch_early_irq_init()+0x4b: unreachable instruction arch/x86/entry/common.o: warning: objtool: do_syscall_64()+0x162: unreachable instruction /kisskb/src/arch/x86/kernel/apic/io_apic.c: In function 'mp_map_pin_to_irq': /kisskb/src/arch/x86/kernel/apic/io_apic.c:1034:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_live': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here kernel/dma/direct.o: warning: objtool: dma_direct_map_sg()+0xd7: unreachable instruction arch/x86/mm/init_64.o: warning: objtool: free_pagetable()+0x66: unreachable instruction /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_killed_work_fn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kill_sb': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_fs_context_free': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'init_and_link_css': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'kill_css': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_e_css': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here arch/x86/platform/efi/efi.o: warning: objtool: efi_enter_virtual_mode()+0x16d: unreachable instruction /kisskb/src/kernel/cgroup/cgroup.c: In function 'cpu_stat_show': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_get_tree': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'put_css_set_locked': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'find_css_set': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here kernel/events/ring_buffer.o: warning: objtool: rb_alloc_aux()+0x22b: unreachable instruction /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kn_unlock': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here arch/x86/mm/pgtable.o: warning: objtool: pte_alloc_one()+0x73: unreachable instruction /kisskb/src/kernel/cgroup/cpuset.c: In function 'update_cpumasks_hier': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here arch/x86/mm/physaddr.o: warning: objtool: __phys_addr()+0x7b: unreachable instruction /kisskb/src/kernel/cgroup/cpuset.c: In function 'sched_partition_write': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cpuset.c: In function 'cpuset_write_resmask': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here arch/x86/kernel/traps.o: warning: objtool: ist_begin_non_atomic()+0x34: unreachable instruction /kisskb/src/kernel/cgroup/cpuset.c: In function 'cpuset_hotplug_workfn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_lock_and_drain_offline': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_free_rwork_fn': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_kn_lock_live': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here arch/x86/mm/mmio-mod.o: warning: objtool: pre()+0xe9: unreachable instruction /kisskb/src/kernel/bpf/arraymap.c: In function 'cgroup_fd_array_put_ptr': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/events/core.c: In function 'perf_event_alloc': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here arch/x86/kernel/cpu/common.o: warning: objtool: identify_secondary_cpu()+0x3b: unreachable instruction /kisskb/src/fs/autofs/waitq.c: In function 'autofs_wait': /kisskb/src/fs/autofs/waitq.c:470:5: warning: 'wq' may be used uninitialized in this function [-Wuninitialized] arch/x86/kvm/../../../virt/kvm/kvm_main.o: warning: objtool: kvm_set_pfn_dirty()+0x92: unreachable instruction /kisskb/src/kernel/cgroup/cgroup.c: In function 'css_tryget_online_from_dir': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/kernel/bpf/verifier.c: In function 'bpf_check': /kisskb/src/kernel/bpf/verifier.c:4713:10: warning: 'prev_offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/bpf/verifier.c:4651:38: note: 'prev_offset' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_get_from_fd': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_sk_alloc': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/kernel/cgroup/cgroup.c: In function 'cgroup_sk_free': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here kernel/power/suspend.o: warning: objtool: suspend_devices_and_enter()+0x8c9: unreachable instruction /kisskb/src/kernel/events/core.c: In function '_free_event': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here kernel/cgroup/cgroup.o: warning: objtool: find_css_set()+0x30f: unreachable instruction arch/x86/kernel/nmi.o: warning: objtool: do_nmi()+0xf3: unreachable instruction kernel/dma/swiotlb.o: warning: objtool: swiotlb_tbl_map_single()+0x12a: unreachable instruction arch/x86/kernel/setup.o: warning: objtool: extend_brk()+0x3f: unreachable instruction /kisskb/src/kernel/events/core.c: In function '_perf_ioctl': /kisskb/src/include/linux/file.h:42:2: warning: '*((void *)&output+8)' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/events/core.c:5046:14: note: '*((void *)&output+8)' was declared here /kisskb/src/include/linux/file.h:43:7: warning: 'output.file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/events/core.c:5046:14: note: 'output.file' was declared here /kisskb/src/ipc/sem.c: In function 'do_semtimedop': /kisskb/src/ipc/sem.c:1878:5: warning: 'ulp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/ipc/sem.c:1868:24: note: 'ulp' was declared here mm/filemap.o: warning: objtool: wake_up_page_bit()+0x127: unreachable instruction /kisskb/src/arch/x86/kernel/ksysfs.c: In function 'boot_params_ksysfs_init': /kisskb/src/arch/x86/kernel/ksysfs.c:227:17: warning: 'size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kernel/ksysfs.c:214:9: note: 'size' was declared here /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap': /kisskb/src/arch/x86/kernel/e820.c:650:16: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/quirks.o: warning: objtool: force_hpet_resume()+0x75: unreachable instruction kernel/irq/matrix.o: warning: objtool: irq_matrix_assign_system()+0x58: unreachable instruction /kisskb/src/arch/x86/kernel/hw_breakpoint.c: In function 'hw_breakpoint_arch_parse': /kisskb/src/arch/x86/kernel/hw_breakpoint.c:366:2: warning: 'align' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/ipc/sem.c: In function 'copy_semundo': /kisskb/src/ipc/sem.c:2255:15: warning: 'undo_list' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/e820.o: warning: objtool: e820__reallocate_tables()+0x57: unreachable instruction /kisskb/src/arch/x86/kvm/lapic.c: In function 'recalculate_apic_map': /kisskb/src/arch/x86/kvm/lapic.c:232:15: warning: 'mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/lapic.c:232:11: warning: 'cluster' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/alternative.o: warning: objtool: text_poke()+0x4b: unreachable instruction ipc/sem.o: warning: objtool: do_semtimedop()+0x883: unreachable instruction mm/mempool.o: warning: objtool: mempool_resize()+0x3d: unreachable instruction /kisskb/src/ipc/shm.c: In function 'ksys_shmdt': /kisskb/src/ipc/shm.c:1685:3: warning: 'file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/pmu.c: In function 'reprogram_gp_counter': /kisskb/src/arch/x86/kvm/pmu.c:176:23: warning: 'config' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/mtrr.c: In function 'fixed_msr_to_range_index': /kisskb/src/arch/x86/kvm/mtrr.c:236:35: warning: 'unit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/mtrr.c:261:11: note: 'unit' was declared here /kisskb/src/arch/x86/kvm/mtrr.c:230:40: warning: 'seg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/mtrr.c:261:6: note: 'seg' was declared here /kisskb/src/arch/x86/kvm/mtrr.c: In function 'kvm_mtrr_set_msr': /kisskb/src/include/linux/kvm_host.h:1005:2: warning: 'end' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/mtrr.c:319:15: note: 'end' was declared here /kisskb/src/include/linux/kvm_host.h:1005:2: warning: 'start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/mtrr.c:319:8: note: 'start' was declared here /kisskb/src/arch/x86/kvm/mtrr.c:223:34: warning: 'unit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/mtrr.c:250:11: note: 'unit' was declared here /kisskb/src/arch/x86/kvm/mtrr.c:193:34: warning: 'seg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/mtrr.c:250:6: note: 'seg' was declared here /kisskb/src/fs/befs/linuxvfs.c: In function 'befs_readdir': /kisskb/src/include/linux/fs.h:3481:19: warning: 'nlsnamelen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/befs/linuxvfs.c:249:8: note: 'nlsnamelen' was declared here /kisskb/src/fs/befs/linuxvfs.c:263:9: warning: 'nlsname' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/befs/linuxvfs.c: In function 'befs_lookup': /kisskb/src/fs/befs/linuxvfs.c:192:7: warning: 'utfname' may be used uninitialized in this function [-Wuninitialized] kernel/softirq.o: warning: objtool: tasklet_kill_immediate()+0x43: unreachable instruction fs/befs/linuxvfs.o: warning: objtool: befs_symlink_readpage()+0x10d: unreachable instruction arch/x86/kvm/emulate.o: warning: objtool: writeback()+0x183: unreachable instruction /kisskb/src/arch/x86/kvm/x86.c: In function 'pvclock_update_vm_gtod_copy': /kisskb/src/arch/x86/kvm/x86.c:1863:11: warning: 'v' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/x86.c:1832:7: note: 'v' was declared here kernel/cpu.o: warning: objtool: takedown_cpu()+0xc8: unreachable instruction kernel/params.o: warning: objtool: param_sysfs_init()+0x21e: unreachable instruction kernel/exit.o: warning: objtool: release_task()+0x1b5: unreachable instruction kernel/fork.o: warning: objtool: account_kernel_stack()+0x74: unreachable instruction security/keys/encrypted-keys/encrypted.o: warning: objtool: derived_key_encrypt.constprop.11()+0x22e: unreachable instruction kernel/ucount.o: warning: objtool: user_namespace_sysctl_init()+0x4a: unreachable instruction kernel/time/timer.o: warning: objtool: timers_dead_cpu()+0x49: unreachable instruction kernel/smpboot.o: warning: objtool: smpboot_thread_fn()+0x2a8: unreachable instruction /kisskb/src/kernel/kthread.c: In function 'kthread_associate_blkcg': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here kernel/cred.o: warning: objtool: __put_cred()+0x38: unreachable instruction fs/cramfs/inode.o: warning: objtool: cramfs_read()+0x334: unreachable instruction kernel/signal.o: warning: objtool: task_set_jobctl_pending()+0x3e: unreachable instruction /kisskb/src/kernel/kexec.c: In function '__x64_sys_kexec_load': /kisskb/src/kernel/kexec.c:144:6: warning: 'image' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/kexec.c:111:31: note: 'image' was declared here /kisskb/src/arch/x86/kvm/x86.c: In function 'kvm_pv_clock_pairing': /kisskb/src/arch/x86/kvm/x86.c:6918:21: warning: 'ts.tv_nsec' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/x86.c:6917:20: warning: 'ts.tv_sec' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/x86.c:6919:37: warning: 'cycle' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/x86.c:1863:11: warning: 'v' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kvm/x86.c:1832:7: note: 'v' was declared here /kisskb/src/arch/x86/kvm/x86.c: In function 'kvm_write_tsc': /kisskb/src/arch/x86/kvm/x86.c:1784:9: warning: 'already_matched' may be used uninitialized in this function [-Wuninitialized] kernel/kexec_core.o: warning: objtool: kimage_alloc_pages()+0xbe: unreachable instruction /kisskb/src/fs/btrfs/ctree.c: In function 'push_nodes_for_insert': /kisskb/src/fs/btrfs/ctree.c:2091:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c: In function 'exit_robust_list': /kisskb/src/kernel/futex.c:3493:21: warning: 'pip' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:3492:2: warning: 'pending' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:3475:3: warning: 'entry' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c: In function 'do_futex': /kisskb/src/kernel/futex.c:1604:3: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:1569:6: note: 'oldval' was declared here /kisskb/src/fs/btrfs/ctree.c: In function 'balance_level': /kisskb/src/fs/btrfs/ctree.c:1878:24: warning: 'pslot' may be used uninitialized in this function [-Wuninitialized] fs/crypto/crypto.o: warning: objtool: fscrypt_do_page_crypto()+0x8e: unreachable instruction kernel/time/hrtimer.o: warning: objtool: hrtimers_dead_cpu()+0x44: unreachable instruction /kisskb/src/kernel/trace/trace_events.c: In function 'event_enable_read': /kisskb/src/kernel/trace/trace_events.c:1052:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] arch/x86/kvm/mmu.o: warning: objtool: __pte_list_remove()+0x20: unreachable instruction kernel/workqueue.o: warning: objtool: workqueue_init_early()+0x142: unreachable instruction kernel/sched/core.o: warning: objtool: sched_cpu_dying()+0xb4: unreachable instruction kernel/seccomp.o: warning: objtool: do_seccomp()+0x277: unreachable instruction /kisskb/src/kernel/trace/trace_events.c: In function 'trace_event_eval_update': /kisskb/src/kernel/trace/trace_events.c:2241:4: warning: 'last_i' may be used uninitialized in this function [-Wuninitialized] fs/configfs/dir.o: warning: objtool: configfs_rmdir()+0xdd: unreachable instruction /kisskb/src/kernel/trace/trace_events_filter.c: In function 'process_preds': /kisskb/src/kernel/trace/trace_events_filter.c:425:11: warning: 'nr_preds' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events_filter.c:1483:6: note: 'nr_preds' was declared here /kisskb/src/kernel/trace/trace_events_filter.c:454:4: warning: 'nr_parens' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events_filter.c:1482:6: note: 'nr_parens' was declared here security/keys/keyring.o: warning: objtool: search_nested_keyrings()+0x57: unreachable instruction fs/crypto/bio.o: warning: objtool: __fscrypt_decrypt_bio()+0xee: unreachable instruction mm/readahead.o: warning: objtool: read_cache_pages_invalidate_page()+0xac: unreachable instruction mm/truncate.o: warning: objtool: truncate_cleanup_page()+0x116: unreachable instruction arch/x86/kvm/svm.o: warning: objtool: svm_cache_reg()+0x3a: unreachable instruction /kisskb/src/mm/vmstat.c: In function 'sysctl_vm_numa_stat_handler': /kisskb/src/mm/vmstat.c:89:2: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/ctree.o: warning: objtool: __tree_mod_log_search()+0x103: unreachable instruction /kisskb/src/kernel/time/tick-sched.c: In function 'tick_nohz_idle_exit': /kisskb/src/kernel/time/tick-sched.c:839:20: warning: 'now' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/time/tick-sched.c:1138:10: note: 'now' was declared here mm/page-writeback.o: warning: objtool: __set_page_dirty_no_writeback()+0xb8: unreachable instruction mm/swap.o: warning: objtool: perf_trace_mm_lru_insertion()+0x211: unreachable instruction fs/ecryptfs/read_write.o: warning: objtool: ecryptfs_write()+0x30a: unreachable instruction mm/list_lru.o: warning: objtool: __list_lru_walk_one.isra.12()+0xbe: unreachable instruction mm/debug.o: warning: objtool: __dump_page()+0x1d5: unreachable instruction fs/debugfs/file.o: warning: objtool: full_proxy_open()+0x217: unreachable instruction mm/workingset.o: warning: objtool: workingset_eviction()+0x4b: unreachable instruction fs/ecryptfs/mmap.o: warning: objtool: ecryptfs_writepage()+0x89: unreachable instruction fs/ecryptfs/miscdev.o: warning: objtool: ecryptfs_miscdev_release()+0x50: unreachable instruction mm/mmu_gather.o: warning: objtool: __tlb_remove_page_size()+0x46: unreachable instruction /kisskb/src/mm/gup.c: In function '__get_user_pages': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here fs/ecryptfs/crypto.o: warning: objtool: crypt_extent()+0x177: unreachable instruction fs/efs/symlink.o: warning: objtool: efs_symlink_readpage()+0x1da: unreachable instruction mm/shmem.o: warning: objtool: shmem_writepage()+0x5d: unreachable instruction /kisskb/src/mm/gup.c: In function 'follow_page': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here fs/btrfs/print-tree.o: warning: objtool: btrfs_print_tree()+0x226: unreachable instruction mm/percpu.o: warning: objtool: pcpu_setup_first_chunk()+0x5a: unreachable instruction mm/pagewalk.o: warning: objtool: walk_page_vma()+0x65: unreachable instruction mm/gup.o: warning: objtool: gup_pgd_range()+0x554: unreachable instruction mm/mprotect.o: warning: objtool: change_protection()+0x70: unreachable instruction mm/mlock.o: warning: objtool: __munlock_isolate_lru_page()+0xc1: unreachable instruction fs/ext2/dir.o: warning: objtool: ext2_get_page.isra.15()+0xd3: unreachable instruction crypto/api.o: warning: objtool: __crypto_alloc_tfm()+0x56: unreachable instruction fs/freevxfs/vxfs_bmap.o: warning: objtool: vxfs_bmap1()+0x408: unreachable instruction fs/f2fs/dir.o: warning: objtool: f2fs_set_link()+0x20b: unreachable instruction /kisskb/src/mm/memblock.c: In function '__next_mem_pfn_range': /kisskb/src/mm/memblock.c:1209:15: warning: 'r' may be used uninitialized in this function [-Wuninitialized] mm/compaction.o: warning: objtool: __reset_isolation_suitable()+0x15a: unreachable instruction mm/mmu_notifier.o: warning: objtool: do_mmu_notifier_register()+0x46: unreachable instruction kernel/sched/rt.o: warning: objtool: dequeue_top_rt_rq()+0x48: unreachable instruction mm/madvise.o: warning: objtool: madvise_free_pte_range()+0x306: unreachable instruction fs/ext4/bitmap.o: warning: objtool: ext4_inode_bitmap_csum_verify()+0x10a: unreachable instruction /kisskb/src/mm/memory.c: In function 'handle_pte_fault': /kisskb/src/mm/memory.c:3648:18: warning: 'last_cpupid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c:3567:6: note: 'last_cpupid' was declared here mm/mmap.o: warning: objtool: __vma_adjust()+0x8d5: unreachable instruction fs/fscache/cache.o: warning: objtool: fscache_add_cache()+0x4f: unreachable instruction mm/rmap.o: warning: objtool: rmap_walk_anon()+0x6d: unreachable instruction mm/memory_hotplug.o: warning: objtool: put_page_bootmem()+0x43: unreachable instruction mm/page_owner.o: warning: objtool: init_page_owner()+0x277: unreachable instruction mm/vmscan.o: warning: objtool: move_active_pages_to_lru()+0x107: unreachable instruction mm/page_ext.o: warning: objtool: __free_page_ext()+0x162: unreachable instruction mm/page_isolation.o: warning: objtool: start_isolate_page_range()+0x51: unreachable instruction mm/vmalloc.o: warning: objtool: alloc_vmap_area()+0x55: unreachable instruction mm/balloon_compaction.o: warning: objtool: balloon_page_migrate()+0x24d: unreachable instruction kernel/sched/deadline.o: warning: objtool: pick_next_pushable_dl_task()+0x71: unreachable instruction /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1426:4: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1398:6: note: 'found_rmap_hlist_len' was declared here mm/mempolicy.o: warning: objtool: policy_nodemask()+0x6f: unreachable instruction /kisskb/src/mm/memory.c: In function 'copy_page_range': /kisskb/src/include/linux/spinlock.h:369:2: warning: 'dst_ptl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c:822:24: note: 'dst_ptl' was declared here fs/btrfs/extent-tree.o: warning: objtool: remove_extent_data_ref()+0x1da: unreachable instruction mm/page_alloc.o: warning: objtool: free_one_page()+0x132: unreachable instruction mm/usercopy.o: warning: objtool: __check_object_size()+0x1f1: unreachable instruction /kisskb/src/mm/ksm.c: In function 'ksm_do_scan': /kisskb/src/mm/ksm.c:1928:16: warning: 'stable_node' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1843:22: note: 'stable_node' was declared here mm/zsmalloc.o: warning: objtool: remove_zspage()+0x59: unreachable instruction mm/userfaultfd.o: warning: objtool: mcopy_atomic()+0x57: unreachable instruction /kisskb/src/mm/memory.c: In function 'remap_pfn_range': /kisskb/src/include/linux/spinlock.h:369:2: warning: 'ptl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memory.c:1737:14: note: 'ptl' was declared here mm/debug_page_ref.o: warning: objtool: perf_trace_page_ref_mod_and_test_template()+0x1cc: unreachable instruction fs/btrfs/file-item.o: warning: objtool: btrfs_csum_one_bio()+0x194: unreachable instruction /kisskb/src/fs/fat/namei_vfat.c: In function 'vfat_add_entry': /kisskb/src/fs/fat/namei_vfat.c:643:12: warning: 'lcase' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/fat/namei_vfat.c:587:23: note: 'lcase' was declared here /kisskb/src/fs/fat/namei_vfat.c:225:2: warning: 'ulen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/fat/namei_vfat.c:592:11: note: 'ulen' was declared here mm/memfd.o: warning: objtool: memfd_fcntl()+0x8a2: unreachable instruction mm/memory.o: warning: objtool: __do_fault()+0x208: unreachable instruction crypto/scatterwalk.o: warning: objtool: scatterwalk_ffwd()+0xae: unreachable instruction fs/fscache/cookie.o: warning: objtool: fscache_alloc_object()+0x116: unreachable instruction fs/fscache/object.o: warning: objtool: fscache_look_up_object()+0x51: unreachable instruction /kisskb/src/fs/freevxfs/vxfs_lookup.c: In function 'vxfs_lookup': /kisskb/src/include/linux/compiler.h:182:2: warning: 'pp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/freevxfs/vxfs_lookup.c:159:17: note: 'pp' was declared here mm/ksm.o: warning: objtool: remove_node_from_stable_tree()+0x36: unreachable instruction fs/fscache/operation.o: warning: objtool: fscache_put_operation()+0x44: unreachable instruction crypto/algapi.o: warning: objtool: crypto_unregister_template()+0x57: unreachable instruction mm/migrate.o: warning: objtool: remove_migration_pte()+0x7c: unreachable instruction fs/btrfs/locking.o: warning: objtool: btrfs_clear_lock_blocking_rw()+0x96: unreachable instruction /kisskb/src/mm/slub.c: In function 'kmem_cache_free_bulk': /kisskb/src/mm/slub.c:2970:14: warning: 'df.cnt' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/slub.c:3101:28: note: 'df.cnt' was declared here /kisskb/src/mm/slub.c:268:29: warning: 'df.freelist' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/slub.c:3101:28: note: 'df.freelist' was declared here /kisskb/src/mm/slub.c:1426:33: warning: 'df.tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/slub.c:3101:28: note: 'df.tail' was declared here /kisskb/src/mm/slub.c:5899:1: warning: 'df.s' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/slub.c:3101:28: note: 'df.s' was declared here fs/freevxfs/vxfs_olt.o: warning: objtool: vxfs_read_olt()+0x55: unreachable instruction fs/freevxfs/vxfs_subr.o: warning: objtool: vxfs_get_page()+0xc5: unreachable instruction fs/hfs/bnode.o: warning: objtool: __hfs_bnode_create()+0x292: unreachable instruction fs/fscache/page.o: warning: objtool: __fscache_read_or_alloc_page()+0xad: unreachable instruction fs/btrfs/ordered-data.o: warning: objtool: __btrfs_add_ordered_extent()+0x4b7: unreachable instruction fs/btrfs/transaction.o: warning: objtool: create_pending_snapshot()+0x9c: unreachable instruction fs/fuse/dir.o: warning: objtool: fuse_set_nowrite()+0x4d: unreachable instruction /kisskb/src/fs/isofs/namei.c: In function 'isofs_lookup': /kisskb/src/fs/isofs/namei.c:25:46: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/isofs/namei.c:55:22: note: 'i' was declared here fs/ext4/extents_status.o: warning: objtool: __es_insert_extent()+0x1c6: unreachable instruction fs/hfs/btree.o: warning: objtool: hfs_btree_open()+0xe4: unreachable instruction /kisskb/src/fs/f2fs/file.c: In function 'f2fs_precache_extents': /kisskb/src/fs/f2fs/file.c:2929:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] mm/slub.o: warning: objtool: get_partial_node.isra.63()+0x142: unreachable instruction fs/fuse/dev.o: warning: objtool: fuse_copy_fill()+0xdb: unreachable instruction /kisskb/src/fs/btrfs/extent_io.c: In function 'end_bio_extent_readpage': /kisskb/src/fs/btrfs/extent_io.c:2624:32: warning: 'tree' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/file.o: warning: objtool: btrfs_drop_pages()+0x6e: unreachable instruction fs/fuse/file.o: warning: objtool: fuse_readpages_end()+0x115: unreachable instruction fs/btrfs/disk-io.o: warning: objtool: btree_releasepage()+0xd4: unreachable instruction /kisskb/src/fs/gfs2/bmap.c: In function 'gfs2_iomap_get': /kisskb/src/fs/gfs2/bmap.c:922:3: warning: 'height' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:786:2: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:818:6: note: 'len' was declared here /kisskb/src/fs/btrfs/free-space-cache.c: In function 'setup_cluster_bitmap': /kisskb/src/fs/btrfs/free-space-cache.c:2881:5: warning: 'next_zero' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/free-space-cache.c:2827:16: note: 'next_zero' was declared here fs/f2fs/file.o: warning: objtool: fill_zero()+0x11b: unreachable instruction /kisskb/src/fs/btrfs/tree-log.c: In function 'btrfs_log_changed_extents.isra.25': /kisskb/src/fs/btrfs/tree-log.c:4297:9: warning: 'start_slot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/tree-log.c:4278:6: note: 'start_slot' was declared here /kisskb/src/fs/btrfs/inode.c: In function 'run_delalloc_nocow': /kisskb/src/fs/btrfs/inode.c:1474:7: warning: 'ram_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/inode.c:1474:7: warning: 'disk_num_bytes' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/inode.c:1472:8: warning: 'extent_offset' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/delayed-ref.o: warning: objtool: insert_delayed_ref()+0x460: unreachable instruction /kisskb/src/fs/ext4/extents.c: In function 'ext4_ext_handle_unwritten_extents': /kisskb/src/fs/ext4/extents.c:3618:21: warning: 'abut_ex' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/extents.c:3474:27: note: 'abut_ex' was declared here fs/btrfs/compression.o: warning: objtool: end_compressed_bio_read()+0x493: unreachable instruction /kisskb/src/fs/btrfs/uuid-tree.c: In function 'btrfs_uuid_tree_add': /kisskb/src/fs/btrfs/uuid-tree.c:139:21: warning: 'offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/uuid-tree.c:140:25: warning: 'eb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/free-space-cache.c: In function '__load_free_space_cache': /kisskb/src/fs/btrfs/free-space-cache.c:754:3: warning: 'type' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/delayed-inode.o: warning: objtool: btrfs_release_delayed_item()+0x6f: unreachable instruction fs/isofs/rock.o: warning: objtool: rock_ridge_symlink_readpage()+0x4f8: unreachable instruction /kisskb/src/fs/btrfs/backref.c: In function 'tree_backref_for_extent': /kisskb/src/fs/btrfs/backref.c:1832:3: warning: 'type' may be used uninitialized in this function [-Wuninitialized] fs/gfs2/bmap.o: warning: objtool: gfs2_iomap_alloc.isra.25()+0x74: unreachable instruction fs/jbd2/transaction.o: warning: objtool: jbd2_journal_file_inode()+0x157: unreachable instruction /kisskb/src/fs/btrfs/send.c: In function 'get_first_ref': /kisskb/src/fs/btrfs/send.c:1748:2: warning: 'found_key.type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/send.c:1777:7: warning: 'found_key.offset' may be used uninitialized in this function [-Wuninitialized] fs/ext4/fsync.o: warning: objtool: ext4_sync_file()+0xb8: unreachable instruction fs/btrfs/backref.o: warning: objtool: find_parent_nodes()+0x174: unreachable instruction /kisskb/src/fs/btrfs/ioctl.c: In function 'btrfs_remap_file_range': /kisskb/src/fs/btrfs/ioctl.c:4395:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/free-space-cache.o: warning: objtool: io_ctl_drop_pages()+0x92: unreachable instruction fs/btrfs/scrub.o: warning: objtool: scrub_repair_page_from_good_copy()+0x5f: unreachable instruction fs/isofs/compress.o: warning: objtool: zisofs_readpage()+0x272: unreachable instruction fs/btrfs/extent_io.o: warning: objtool: set_btree_ioerr()+0x57: unreachable instruction fs/btrfs/raid56.o: warning: objtool: set_bio_pages_uptodate()+0x30: unreachable instruction fs/btrfs/ioctl.o: warning: objtool: create_subvol()+0x7e7: unreachable instruction /kisskb/src/fs/btrfs/ref-verify.c: In function 'btrfs_build_ref_tree': /kisskb/src/fs/btrfs/ref-verify.c:552:3: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ref-verify.c:514:35: note: 'ret' was declared here fs/jffs2/file.o: warning: objtool: jffs2_write_end()+0xba: unreachable instruction fs/btrfs/volumes.o: warning: objtool: __btrfs_alloc_chunk()+0x62: unreachable instruction /kisskb/src/block/bio.c: In function 'bio_associate_blkcg': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here fs/ext4/extents.o: warning: objtool: ext4_extent_block_csum()+0x5f: unreachable instruction /kisskb/src/block/bio.c: In function 'bio_disassociate_task': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here fs/btrfs/qgroup.o: warning: objtool: btrfs_qgroup_trace_subtree()+0x54: unreachable instruction fs/btrfs/tests/extent-io-tests.o: warning: objtool: process_page_range.isra.4()+0x270: unreachable instruction fs/btrfs/relocation.o: warning: objtool: create_reloc_root()+0x6a: unreachable instruction fs/f2fs/inode.o: warning: objtool: f2fs_inode_chksum()+0x30d: unreachable instruction /kisskb/src/fs/ext4/ialloc.c: In function 'ext4_orphan_get': /kisskb/src/include/asm-generic/bitops/le.h:55:9: warning: 'bit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/ialloc.c:1207:6: note: 'bit' was declared here /kisskb/src/sound/drivers/serial-u16550.c: In function 'snd_serial_probe': /kisskb/src/sound/drivers/serial-u16550.c:959:27: warning: 'uart' may be used uninitialized in this function [-Wuninitialized] fs/jffs2/nodelist.o: warning: objtool: jffs2_link_node_ref()+0x4f: unreachable instruction fs/btrfs/check-integrity.o: warning: objtool: btrfsic_block_link_hashtable_lookup()+0x82: unreachable instruction block/bio.o: warning: objtool: bio_split()+0x49: unreachable instruction fs/ext4/ialloc.o: warning: objtool: __ext4_new_inode()+0x16cb: unreachable instruction fs/gfs2/dir.o: warning: objtool: gfs2_dir_get_hash_table()+0x45: unreachable instruction crypto/ccm.o: warning: objtool: crypto_rfc4309_crypt()+0x231: unreachable instruction fs/jbd2/commit.o: warning: objtool: journal_submit_commit_record.part.11()+0x1c9: unreachable instruction /kisskb/src/drivers/acpi/osl.c: In function 'acpi_os_execute': /kisskb/src/drivers/acpi/osl.c:1110:21: warning: 'queue' may be used uninitialized in this function [-Wuninitialized] crypto/gcm.o: warning: objtool: crypto_rfc4106_crypt()+0x226: unreachable instruction fs/btrfs/inode.o: warning: objtool: btrfs_readpage_end_io_hook()+0x9f: unreachable instruction fs/ext4/inline.o: warning: objtool: ext4_write_inline_data()+0x99: unreachable instruction drivers/acpi/osl.o: warning: objtool: acpi_os_initialize1()+0xb6: unreachable instruction fs/btrfs/send.o: warning: objtool: send_create_inode()+0x3b9: unreachable instruction fs/ext4/indirect.o: warning: objtool: ext4_ind_map_blocks()+0x263: unreachable instruction /kisskb/src/fs/jffs2/scan.c: In function 'jffs2_scan_medium': /kisskb/src/fs/jffs2/scan.c:540:4: warning: 'sumlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/jffs2/scan.c:485:12: note: 'sumlen' was declared here fs/jffs2/readinode.o: warning: objtool: check_tn_node()+0x53: unreachable instruction fs/jbd2/recovery.o: warning: objtool: jbd2_descriptor_block_csum_verify()+0x12b: unreachable instruction /kisskb/src/drivers/acpi/acpica/exprep.c: In function 'acpi_ex_prep_common_field_object': /kisskb/src/drivers/acpi/acpica/exprep.c:351:44: warning: 'byte_alignment' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/namei.c: In function 'f2fs_symlink': /kisskb/src/fs/f2fs/namei.c:623:22: warning: 'disk_link.len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/namei.c:637:2: warning: 'disk_link.name' may be used uninitialized in this function [-Wuninitialized] fs/jffs2/gc.o: warning: objtool: jffs2_garbage_collect_pass()+0x1af: unreachable instruction crypto/drbg.o: warning: objtool: drbg_kcapi_sym_ctr()+0x11b: unreachable instruction crypto/algif_hash.o: warning: objtool: hash_sendpage()+0xa7: unreachable instruction fs/jffs2/debug.o: warning: objtool: __jffs2_dbg_acct_sanity_check_nolock()+0x4f: unreachable instruction /kisskb/src/drivers/acpi/scan.c: In function 'acpi_bus_check_add': /kisskb/src/drivers/acpi/scan.c:1868:24: warning: 'type' may be used uninitialized in this function [-Wuninitialized] fs/ext4/ioctl.o: warning: objtool: reset_inode_seed()+0x19a: unreachable instruction crypto/af_alg.o: warning: objtool: af_alg_make_sg()+0x136: unreachable instruction fs/jbd2/checkpoint.o: warning: objtool: __jbd2_journal_insert_checkpoint()+0x50: unreachable instruction fs/jffs2/summary.o: warning: objtool: jffs2_sum_add_kvec()+0x190: unreachable instruction fs/ext4/mmp.o: warning: objtool: ext4_mmp_csum()+0x52: unreachable instruction fs/jfs/namei.o: warning: objtool: jfs_rename()+0x542: unreachable instruction fs/f2fs/inline.o: warning: objtool: f2fs_move_rehashed_dirents()+0x855: unreachable instruction /kisskb/src/drivers/acpi/ec.c: In function 'acpi_ec_init': /kisskb/src/drivers/acpi/ec.c:1788:19: warning: 'handle' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/ec.c:1770:14: note: 'handle' was declared here fs/jbd2/revoke.o: warning: objtool: jbd2_journal_init_revoke()+0x41: unreachable instruction /kisskb/src/block/blk-core.c: In function 'blk_queue_enter': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_queue_exit': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here fs/ext4/move_extent.o: warning: objtool: ext4_move_extents()+0x2ef: unreachable instruction /kisskb/src/block/blk-core.c: In function 'generic_make_request': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here fs/gfs2/lops.o: warning: objtool: gfs2_unpin()+0x50: unreachable instruction /kisskb/src/block/blk-core.c: In function 'blk_account_io_done': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-core.c: In function 'blk_account_io_start': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/fs/ocfs2/cluster/heartbeat.c: In function 'o2hb_region_block_bytes_store': /kisskb/src/fs/ocfs2/cluster/heartbeat.c:1660:21: warning: 'block_bits' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/cluster/heartbeat.c:1659:24: warning: 'block_bytes' may be used uninitialized in this function [-Wuninitialized] fs/f2fs/super.o: warning: objtool: f2fs_quota_read()+0x95a: unreachable instruction fs/gfs2/meta_io.o: warning: objtool: gfs2_aspace_writepage()+0x12b: unreachable instruction fs/ext4/page-io.o: warning: objtool: ext4_finish_bio()+0xfa: unreachable instruction fs/gfs2/glock.o: warning: objtool: __gfs2_glock_put()+0x9c: unreachable instruction fs/ocfs2/cluster/heartbeat.o: warning: objtool: o2hb_queue_node_event()+0x49: unreachable instruction /kisskb/src/drivers/acpi/acpi_tad.c: In function 'time_show': /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.daylight' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.tz' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.second' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.minute' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.hour' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.day' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.month' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/acpi/acpi_tad.c:235:16: warning: 'rt.year' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-sysfs.c: In function 'queue_wb_lat_store': /kisskb/src/block/blk-sysfs.c:450:7: warning: 'val' may be used uninitialized in this function [-Wuninitialized] fs/jfs/jfs_xtree.o: warning: objtool: xtUpdate()+0x9fd: unreachable instruction fs/ocfs2/cluster/quorum.o: warning: objtool: o2quo_clear_hold.constprop.4()+0x3e: unreachable instruction fs/proc/task_mmu.o: warning: objtool: pagemap_pmd_range()+0x3f3: unreachable instruction fs/gfs2/aops.o: warning: objtool: jdata_set_page_dirty()+0x52: unreachable instruction fs/overlayfs/namei.o: warning: objtool: ovl_path_next()+0x47: unreachable instruction fs/ext4/inode.o: warning: objtool: __ext4_journalled_invalidatepage()+0x29f: unreachable instruction fs/jfs/jfs_imap.o: warning: objtool: diFree()+0x6de: unreachable instruction fs/f2fs/checkpoint.o: warning: objtool: f2fs_set_meta_page_dirty()+0x29c: unreachable instruction fs/ext4/mballoc.o: warning: objtool: mb_find_order_for_block()+0x49: unreachable instruction fs/ext4/readpage.o: warning: objtool: mpage_end_io()+0xe2: unreachable instruction /kisskb/src/sound/core/pcm_iec958.c: In function 'create_iec958_consumer': /kisskb/src/sound/core/pcm_iec958.c:80:9: warning: 'ws' may be used uninitialized in this function [-Wuninitialized] fs/ext4/namei.o: warning: objtool: ext4_dirent_csum()+0x5b: unreachable instruction fs/jbd2/journal.o: warning: objtool: get_slab()+0x4e: unreachable instruction /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:339:21: note: 'pdeo' was declared here block/blk-flush.o: warning: objtool: blk_flush_complete_seq()+0x61: unreachable instruction fs/jfs/jfs_dmap.o: warning: objtool: dbFindBits()+0x2a: unreachable instruction /kisskb/src/fs/f2fs/gc.c: In function 'do_garbage_collect': /kisskb/src/fs/f2fs/gc.c:1073:40: warning: 'nofs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/gc.c:978:29: note: 'nofs' was declared here fs/ext4/resize.o: warning: objtool: ext4_flex_group_add()+0x6d: unreachable instruction fs/gfs2/ops_fstype.o: warning: objtool: gfs2_read_super()+0x9e: unreachable instruction fs/ocfs2/cluster/tcp.o: warning: objtool: o2net_set_nn_state()+0x64: unreachable instruction fs/gfs2/inode.o: warning: objtool: gfs2_create_inode()+0xcff: unreachable instruction fs/jfs/jfs_metapage.o: warning: objtool: metapage_releasepage()+0x16b: unreachable instruction fs/proc/array.o: warning: objtool: proc_task_name()+0x76: unreachable instruction fs/gfs2/quota.o: warning: objtool: qd_get()+0x330: unreachable instruction /kisskb/src/sound/firewire/fireface/ff-stream.c: In function 'snd_ff_stream_start_duplex': /kisskb/src/sound/firewire/fireface/ff-stream.c:56:31: warning: 'mode' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/firewire/fireface/ff-stream.c:36:6: note: 'mode' was declared here fs/jfs/jfs_logmgr.o: warning: objtool: lbmIODone()+0x509: unreachable instruction /kisskb/src/fs/f2fs/node.c: In function '__set_nat_cache_dirty': /kisskb/src/include/linux/list.h:93:12: warning: 'head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:237:24: note: 'head' was declared here fs/jfs/jfs_dtree.o: warning: objtool: add_index()+0x49: unreachable instruction /kisskb/src/lib/raid6/recov_avx512.c:387:2: warning: #warning "your version of binutils lacks AVX512 support" [-Wcpp] fs/f2fs/gc.o: warning: objtool: ra_data_block()+0xce8: unreachable instruction fs/jfs/jfs_txnmgr.o: warning: objtool: txUnlock()+0xc8: unreachable instruction /kisskb/src/fs/gfs2/rgrp.c: In function 'gfs2_rbm_find': /kisskb/src/fs/gfs2/incore.h:140:2: warning: 'rs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/rgrp.c:1621:25: note: 'rs' was declared here fs/gfs2/trans.o: warning: objtool: gfs2_trans_begin()+0x53: unreachable instruction fs/ocfs2/dlm/dlmdebug.o: warning: objtool: __dlm_print_one_lock_resource()+0x42: unreachable instruction fs/ext4/xattr.o: warning: objtool: ext4_xattr_inode_hash()+0x53: unreachable instruction /kisskb/src/block/blk-merge.c: In function '__blk_recalc_rq_segments': /kisskb/src/block/blk-merge.c:354:2: warning: 'bbio' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/lib/insn-eval.c: In function 'insn_get_addr_ref': /kisskb/src/arch/x86/lib/insn-eval.c:1173:2: warning: 'eff_addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/lib/insn-eval.c:1142:8: note: 'eff_addr' was declared here fs/ocfs2/dlm/dlmdomain.o: warning: objtool: dlm_cancel_join_handler()+0x8c: unreachable instruction fs/gfs2/rgrp.o: warning: objtool: gfs2_rbm_find()+0x3d3: unreachable instruction fs/proc/page.o: warning: objtool: kpagecount_read()+0x3ee: unreachable instruction /kisskb/src/fs/f2fs/data.c: In function 'f2fs_fiemap': /kisskb/src/fs/f2fs/data.c:1396:7: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/data.c:1338:8: note: 'flags' was declared here /kisskb/src/fs/f2fs/data.c:1396:7: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/data.c:1337:18: note: 'len' was declared here /kisskb/src/block/blk-merge.c: In function 'attempt_merge': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here fs/f2fs/recovery.o: warning: objtool: do_recover_data()+0x19ba: unreachable instruction fs/ocfs2/dlm/dlmthread.o: warning: objtool: dlm_flush_asts()+0x78: unreachable instruction /kisskb/src/fs/qnx4/namei.c: In function 'qnx4_lookup': /kisskb/src/fs/qnx4/namei.c:116:24: warning: 'ino' may be used uninitialized in this function [-Wuninitialized] block/blk-merge.o: warning: objtool: blk_rq_map_sg()+0x3d5: unreachable instruction fs/quota/dquot.o: warning: objtool: dqput()+0x89: unreachable instruction fs/sysfs/file.o: warning: objtool: sysfs_kf_seq_show()+0x61: unreachable instruction /kisskb/src/fs/f2fs/node.c: In function 'f2fs_flush_nat_entries': /kisskb/src/fs/f2fs/node.c:2769:11: warning: 'nat_blk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:2730:25: note: 'nat_blk' was declared here /kisskb/src/fs/reiserfs/bitmap.c: In function 'scan_bitmap_block.constprop.8': /kisskb/src/fs/reiserfs/bitmap.c:269:9: warning: 'next' may be used uninitialized in this function [-Wuninitialized] drivers/android/binder.o: warning: objtool: binder_pop_transaction_ilocked()+0x3d: unreachable instruction fs/f2fs/data.o: warning: objtool: f2fs_release_page()+0xb8: unreachable instruction fs/reiserfs/bitmap.o: warning: objtool: reiserfs_read_bitmap_block()+0x182: unreachable instruction fs/f2fs/segment.o: warning: objtool: write_normal_summaries()+0x203: unreachable instruction /kisskb/src/lib/percpu-refcount.c: In function 'percpu_ref_switch_to_atomic_rcu': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/lib/percpu-refcount.c: In function '__percpu_ref_switch_mode': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here fs/f2fs/node.o: warning: objtool: f2fs_set_node_page_dirty()+0x29c: unreachable instruction /kisskb/src/lib/percpu-refcount.c: In function 'percpu_ref_kill_and_confirm': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/lib/percpu-refcount.c: In function 'percpu_ref_resurrect': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-mq-tag.c: In function 'blk_mq_queue_tag_busy_iter': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here lib/scatterlist.o: warning: objtool: sg_init_one()+0x4f: unreachable instruction block/blk-mq-tag.o: warning: objtool: blk_mq_put_tag()+0x61: unreachable instruction /kisskb/src/block/blk-mq.c: In function 'blk_mq_get_request': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1855:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_noinc_write': /kisskb/src/drivers/base/regmap/regmap.c:1947:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/blk-mq.c: In function 'blk_mq_timeout_work': /kisskb/src/include/linux/percpu-refcount.h:221:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:215:26: note: 'percpu_count' was declared here /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2594:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_noinc_read': /kisskb/src/drivers/base/regmap/regmap.c:2688:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/lib/rhashtable.c:264:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:229:28: note: 'next' was declared here /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_bulk_read': /kisskb/src/drivers/base/regmap/regmap.c:2798:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/android/binder_alloc.c: In function 'binder_alloc_new_buf': /kisskb/src/drivers/android/binder_alloc.c:476:2: warning: 'buffer_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/android/binder_alloc.c:373:9: note: 'buffer_size' was declared here /kisskb/src/drivers/android/binder_alloc.c:475:30: warning: 'buffer' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/android/binder_alloc.c:372:24: note: 'buffer' was declared here /kisskb/src/lib/test_firmware.c: In function 'trigger_batched_requests_async_store': /kisskb/src/lib/test_firmware.c:781:31: warning: 'rc' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/dlm/dlmrecovery.o: warning: objtool: dlm_finish_local_lockres_recovery()+0x48: unreachable instruction fs/reiserfs/do_balan.o: warning: objtool: balance_leaf()+0xb7: unreachable instruction fs/reiserfs/namei.o: warning: objtool: search_by_entry_key()+0x1f0: unreachable instruction drivers/android/binder_alloc.o: warning: objtool: binder_delete_free_buffer()+0x45: unreachable instruction /kisskb/src/drivers/base/regmap/regcache-rbtree.c: In function 'regcache_rbtree_write': /kisskb/src/drivers/base/regmap/regcache-rbtree.c:288:20: warning: 'new_top_reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regcache-rbtree.c:403:30: note: 'new_top_reg' was declared here /kisskb/src/drivers/base/regmap/regcache-rbtree.c:289:13: warning: 'new_base_reg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regcache-rbtree.c:403:16: note: 'new_base_reg' was declared here net/9p/trans_virtio.o: warning: objtool: pack_sg_list_p.constprop.12()+0x6c: unreachable instruction fs/ocfs2/dlm/dlmmaster.o: warning: objtool: dlm_get_mle_inuse()+0x40: unreachable instruction lib/iov_iter.o: warning: objtool: copy_page_to_iter()+0xe4: unreachable instruction block/partition-generic.o: warning: objtool: read_dev_sector()+0xce: unreachable instruction lib/list_debug.o: warning: objtool: __list_add_valid()+0x45: unreachable instruction fs/reiserfs/file.o: warning: objtool: reiserfs_commit_page()+0x129: unreachable instruction fs/ocfs2/dlm/dlmast.o: warning: objtool: __dlm_queue_ast()+0x47: unreachable instruction /kisskb/src/fs/ext4/super.c: In function 'ext4_fill_super': /kisskb/src/fs/ext4/super.c:4436:6: warning: 'first_not_zeroed' may be used uninitialized in this function [-Wuninitialized] fs/super.o: warning: objtool: vfs_get_super()+0x27: unreachable instruction lib/assoc_array.o: warning: objtool: assoc_array_destroy_subtree()+0x8c: unreachable instruction fs/ocfs2/dlm/dlmconvert.o: warning: objtool: dlm_convert_lock_handler()+0x11e: unreachable instruction /kisskb/src/block/blk-cgroup.c: In function '__blkg_release_rcu': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/block/blk-cgroup.c: In function 'blkg_create': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/sound/soc/codecs/cs4271.c: In function 'cs4271_probe': /kisskb/src/include/linux/device.h:1118:19: warning: 'cs4271' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/cs4271.c:710:25: note: 'cs4271' was declared here fs/pipe.o: warning: objtool: anon_pipe_buf_steal()+0xa8: unreachable instruction fs/ocfs2/dlm/dlmunlock.o: warning: objtool: dlmunlock_common()+0x85: unreachable instruction fs/ext4/super.o: warning: objtool: bdev_try_to_free_page()+0x78: unreachable instruction fs/reiserfs/inode.o: warning: objtool: reiserfs_releasepage()+0x83: unreachable instruction block/blk-cgroup.o: warning: objtool: blkcg_print_stat()+0xf0: unreachable instruction fs/ocfs2/dlm/dlmlock.o: warning: objtool: dlm_lock_put()+0x60: unreachable instruction block/blk-throttle.o: warning: objtool: tg_dispatch_one_bio()+0x1bb: unreachable instruction fs/exec.o: warning: objtool: flush_old_exec()+0x70e: unreachable instruction drivers/base/regmap/regmap-irq.o: warning: objtool: regmap_irq_thread()+0x117: unreachable instruction fs/ocfs2/dlmfs/userdlm.o: warning: objtool: user_unlock_ast()+0xdf: unreachable instruction lib/ioremap.o: warning: objtool: ioremap_page_range()+0x66: unreachable instruction lib/kobject.o: warning: objtool: kobject_add_internal()+0x2bb: unreachable instruction lib/plist.o: warning: objtool: plist_requeue()+0x4d: unreachable instruction /kisskb/src/lib/radix-tree.c: In function 'radix_tree_insert': /kisskb/src/lib/radix-tree.c:104:23: warning: 'slot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/radix-tree.c:729:15: note: 'slot' was declared here /kisskb/src/lib/radix-tree.c:137:9: warning: 'node' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/radix-tree.c:728:26: note: 'node' was declared here lib/radix-tree.o: warning: objtool: radix_tree_insert()+0x50: unreachable instruction /kisskb/src/lib/kobject_uevent.c: In function 'kobject_synth_uevent': /kisskb/src/lib/kobject_uevent.c:222:39: warning: 'env' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/kobject_uevent.c:141:7: warning: 'action_args' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/kobject_uevent.c:196:14: note: 'action_args' was declared here /kisskb/src/lib/kobject_uevent.c:222:4: warning: 'action' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/dlmfs/dlmfs.o: warning: objtool: dlmfs_get_inode()+0xa5: unreachable instruction fs/reiserfs/stree.o: warning: objtool: reiserfs_cut_from_item()+0x75: unreachable instruction /kisskb/src/fs/dcache.c: In function 'd_add': /kisskb/src/fs/dcache.c:2397:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2544:11: note: 'n' was declared here fs/namei.o: warning: objtool: page_get_link()+0x14e: unreachable instruction /kisskb/src/fs/dcache.c: In function '__d_move': /kisskb/src/fs/dcache.c:2397:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2709:11: note: 'n' was declared here /kisskb/src/fs/dcache.c: In function 'd_splice_alias': /kisskb/src/fs/dcache.c:2397:2: warning: 'n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/dcache.c:2544:11: note: 'n' was declared here fs/reiserfs/xattr.o: warning: objtool: delete_one_xattr()+0x80: unreachable instruction /kisskb/src/sound/soc/codecs/nau8824.c: In function 'nau8824_set_pll': /kisskb/src/sound/soc/codecs/nau8824.c:1320:2: warning: 'fll_param.fll_frac' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/nau8824.c:1342:21: note: 'fll_param.fll_frac' was declared here /kisskb/src/sound/soc/codecs/nau8824.c:1308:2: warning: 'fll_param.fll_int' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/nau8824.c:1342:21: note: 'fll_param.fll_int' was declared here /kisskb/src/sound/soc/codecs/nau8824.c:1300:2: warning: 'fll_param.mclk_src' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/nau8824.c:1342:21: note: 'fll_param.mclk_src' was declared here /kisskb/src/sound/soc/codecs/nau8824.c:1303:2: warning: 'fll_param.ratio' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/nau8824.c:1342:21: note: 'fll_param.ratio' was declared here /kisskb/src/sound/soc/codecs/nau8824.c:1311:2: warning: 'fll_param.clk_ref_div' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/nau8824.c:1342:21: note: 'fll_param.clk_ref_div' was declared here drivers/bcma/driver_chipcommon_pmu.o: warning: objtool: bcma_pmu_pll_clock()+0x55: unreachable instruction fs/dcache.o: warning: objtool: __d_rehash()+0x121: unreachable instruction /kisskb/src/sound/soc/codecs/pcm512x.c: In function 'pcm512x_hw_params': /kisskb/src/sound/soc/codecs/pcm512x.c:881:3: warning: 'sck_rate' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/pcm512x.c:650:16: note: 'sck_rate' was declared here fs/inode.o: warning: objtool: clear_inode()+0x4e: unreachable instruction fs/seq_file.o: warning: objtool: seq_escape()+0x55: unreachable instruction fs/file.o: warning: objtool: expand_files()+0x2cd: unreachable instruction fs/reiserfs/journal.o: warning: objtool: submit_logged_buffer()+0x41: unreachable instruction fs/libfs.o: warning: objtool: simple_write_end()+0x117: unreachable instruction /kisskb/src/sound/soc/codecs/wm8804.c: In function 'wm8804_set_pll': /kisskb/src/sound/soc/codecs/wm8804.c:441:62: warning: 'pll_div.k' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8804.c:435:19: warning: 'pll_div.n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8804.c:435:39: warning: 'pll_div.prescale' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8804.c:438:45: warning: 'pll_div.mclkdiv' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8804.c:438:26: warning: 'pll_div.freqmode' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/splice.c: In function '__se_sys_vmsplice': /kisskb/src/fs/splice.c:1357:22: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/splice.c:1350:6: note: 'type' was declared here /kisskb/src/sound/soc/codecs/wm8960.c: In function 'wm8960_configure_clocking': /kisskb/src/sound/soc/codecs/wm8960.c:803:70: warning: 'j' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8960.c:800:68: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/batman-adv/netlink.c: In function 'batadv_netlink_tp_meter_start': /kisskb/src/include/net/netlink.h:668:17: warning: 'msg_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/batman-adv/netlink.c:337:8: note: 'msg_head' was declared here drivers/base/devres.o: warning: objtool: release_nodes()+0x182: unreachable instruction /kisskb/src/net/batman-adv/netlink.c: In function 'batadv_netlink_get_mesh_info': /kisskb/src/include/net/netlink.h:668:17: warning: 'msg_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/batman-adv/netlink.c:196:8: note: 'msg_head' was declared here /kisskb/src/sound/soc/codecs/wm8978.c: In function 'wm8978_hw_params': /kisskb/src/sound/soc/codecs/wm8978.c:814:2: warning: 'diff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8962.c: In function 'wm8962_set_fll': /kisskb/src/sound/soc/codecs/wm8962.c:2881:25: warning: 'fll_div.lambda' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8962.c:2880:25: warning: 'fll_div.theta' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8962.c:2882:25: warning: 'fll_div.n' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8962.c:2877:31: warning: 'fll_div.fll_fratio' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8962.c:2874:28: warning: 'fll_div.fll_outdiv' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8962.c:2791:32: warning: 'fratio' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8962.c:2741:15: note: 'fratio' was declared here /kisskb/src/sound/soc/codecs/wm8985.c: In function 'wm8985_set_pll': /kisskb/src/sound/soc/codecs/wm8985.c:909:65: warning: 'pll_div.k' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8985.c:906:10: warning: 'pll_div.n' may be used uninitialized in this function [-Wuninitialized] drivers/base/platform-msi.o: warning: objtool: platform_msi_create_irq_domain()+0x68: unreachable instruction /kisskb/src/drivers/base/memory.c: In function 'memory_dev_init': /kisskb/src/drivers/base/memory.c:702:25: warning: 'section_nr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/memory.c:688:33: note: 'section_nr' was declared here fs/mpage.o: warning: objtool: do_mpage_readpage()+0x407: unreachable instruction fs/mbcache.o: warning: objtool: mb_cache_shrink()+0x230: unreachable instruction /kisskb/src/drivers/bluetooth/btmtkuart.c: In function 'btmtkuart_receive_buf': /kisskb/src/drivers/bluetooth/btmtkuart.c:360:11: warning: 'sz_h4' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/bluetooth/btmtkuart.c:322:23: note: 'sz_h4' was declared here fs/block_dev.o: warning: objtool: blkdev_get()+0x371: unreachable instruction /kisskb/src/fs/xfs/libxfs/xfs_alloc.c: In function 'xfs_alloc_put_freelist': /kisskb/src/fs/xfs/libxfs/xfs_alloc.c:2528:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/xillybus/xillybus_core.c: In function 'xillybus_endpoint_discovery': /kisskb/src/drivers/char/xillybus/xillybus_core.c:2027:5: warning: 'idt_handle.entries' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/xillybus/xillybus_core.c:2027:5: warning: 'idt_handle.chandesc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/raw.c: In function 'raw_ctl_ioctl': /kisskb/src/drivers/char/raw.c:230:20: warning: 'dev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/aops.c: In function 'ocfs2_write_begin_nolock': /kisskb/src/fs/ocfs2/aops.c:859:8: warning: 'wc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/aops.c:1678:27: note: 'wc' was declared here fs/userfaultfd.o: warning: objtool: userfaultfd_ctx_put()+0x5a: unreachable instruction fs/dax.o: warning: objtool: dax_unlock_entry()+0x3d: unreachable instruction net/bluetooth/af_bluetooth.o: warning: objtool: bt_sock_reclassify_lock()+0x3c: unreachable instruction fs/iomap.o: warning: objtool: iomap_set_range_uptodate()+0x14d: unreachable instruction fs/direct-io.o: warning: objtool: __blockdev_direct_IO()+0xa38: unreachable instruction fs/ocfs2/aops.o: warning: objtool: ocfs2_figure_cluster_boundaries()+0xb0: unreachable instruction fs/buffer.o: warning: objtool: drop_buffers()+0x4e: unreachable instruction /kisskb/src/net/bluetooth/mgmt.c: In function 'read_local_oob_ext_data_complete': /kisskb/src/net/bluetooth/mgmt.c:6107:2: warning: 'r256' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/mgmt.c:6107:2: warning: 'h256' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/hci_request.h:125:8: warning: 'r192' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/mgmt.c:6028:13: note: 'r192' was declared here /kisskb/src/net/bluetooth/hci_request.h:125:8: warning: 'h192' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/mgmt.c:6028:6: note: 'h192' was declared here fs/ocfs2/alloc.o: warning: objtool: ocfs2_adjust_adjacent_records()+0x89: unreachable instruction /kisskb/src/net/bluetooth/smp.c: In function 'smp_recv_cb': /kisskb/src/net/bluetooth/smp.c:2983:15: warning: 'reason' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bluetooth/smp.c:2888:13: note: 'reason' was declared here drivers/dma-buf/dma-buf.o: warning: objtool: dma_buf_release()+0x67: unreachable instruction drivers/dma-buf/dma-fence.o: warning: objtool: dma_fence_init()+0x4e: unreachable instruction /kisskb/src/drivers/firewire/core-device.c: In function 'fw_device_refresh': /kisskb/src/drivers/firewire/core-device.c:1154:2: warning: 'changed' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/edac/i5100_edac.c: In function 'i5100_init_one': /kisskb/src/drivers/edac/i5100_edac.c:794:38: warning: 'rank' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/edac/i5100_edac.c:789:7: note: 'rank' was declared here drivers/firewire/nosy.o: warning: objtool: add_card()+0x511: unreachable instruction fs/ocfs2/buffer_head_io.o: warning: objtool: ocfs2_write_block()+0x245: unreachable instruction fs/ocfs2/dcache.o: warning: objtool: ocfs2_dentry_attach_lock()+0x32b: unreachable instruction drivers/firewire/ohci.o: warning: objtool: ohci_set_config_rom()+0x88: unreachable instruction /kisskb/src/fs/xfs/libxfs/xfs_bmap.c: In function '__xfs_bunmapi': /kisskb/src/fs/xfs/libxfs/xfs_bmap.c:5107:8: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-acpi.c: In function 'acpi_gpio_adr_space_handler': /kisskb/src/drivers/gpio/gpiolib-acpi.c:921:47: warning: 'desc' may be used uninitialized in this function [-Wuninitialized] drivers/hwspinlock/hwspinlock_core.o: warning: objtool: __hwspin_trylock()+0x43: unreachable instruction /kisskb/src/fs/ocfs2/dir.c: In function 'ocfs2_dx_dir_rebalance.isra.42': /kisskb/src/fs/ocfs2/dir.c:3685:4: warning: 'split_hash' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/dir.c:3721:12: note: 'split_hash' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c: In function 'amdgpu_device_gpu_recover': /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:3218:2: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:3165:6: note: 'r' was declared here drivers/hwtracing/intel_th/msu.o: warning: objtool: nr_pages_store()+0x4ab: unreachable instruction /kisskb/src/net/bridge/br_forward.c: In function 'br_dev_queue_push_xmit': /kisskb/src/include/linux/skbuff.h:2364:22: warning: 'depth' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bridge/br_forward.c:48:7: note: 'depth' was declared here fs/ocfs2/dlmglue.o: warning: objtool: lockres_set_pending()+0x3b: unreachable instruction drivers/input/gameport/gameport.o: warning: objtool: gameport_start_polling()+0x7a: unreachable instruction fs/ocfs2/dir.o: warning: objtool: ocfs2_extend_dir()+0xab: unreachable instruction /kisskb/src/fs/xfs/libxfs/xfs_sb.c: In function 'xfs_initialize_perag_data': /kisskb/src/fs/xfs/libxfs/xfs_sb.c:877:7: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iommu/iommu.c: In function 'iommu_map_sg': /kisskb/src/drivers/iommu/iommu.c:1724:8: warning: 'start' may be used uninitialized in this function [-Wuninitialized] fs/xfs/xfs_aops.o: warning: objtool: xfs_destroy_ioend()+0x122: unreachable instruction /kisskb/src/drivers/hwmon/pmbus/max31785.c: In function 'max31785_read_word_data': /kisskb/src/drivers/hwmon/pmbus/max31785.c:148:20: warning: 'val' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/extent_map.o: warning: objtool: ocfs2_read_virt_blocks()+0x29d: unreachable instruction /kisskb/src/drivers/leds/leds-pca955x.c: In function 'pca955x_led_set': /kisskb/src/drivers/leds/leds-pca955x.c:164:2: warning: 'ls' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/leds/leds-pca955x.c:250:5: note: 'ls' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c: In function 'amdgpu_bo_do_create': /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c:471:2: warning: #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance thanks to write-combining [-Wcpp] drivers/iommu/iova.o: warning: objtool: queue_iova()+0x85: unreachable instruction /kisskb/src/drivers/mcb/mcb-parse.c: In function 'chameleon_parse_cells': /kisskb/src/drivers/mcb/mcb-parse.c:249:7: warning: 'cb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/file.c: In function 'ocfs2_setattr': /kisskb/src/fs/ocfs2/file.c:1303:29: warning: 'had_lock' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hid/hid-asus.c: In function 'asus_input_configured': /kisskb/src/drivers/hid/hid-asus.c:391:2: warning: 'kbd_func' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hid/hid-asus.c:377:16: note: 'kbd_func' was declared here fs/ocfs2/file.o: warning: objtool: ocfs2_extend_allocation()+0xa6: unreachable instruction drivers/iommu/amd_iommu_init.o: warning: objtool: state_next()+0x10fb: unreachable instruction drivers/iommu/amd_iommu.o: warning: objtool: iommu_unmap_page()+0x57: unreachable instruction fs/ocfs2/inode.o: warning: objtool: ocfs2_clear_inode()+0x29f: unreachable instruction /kisskb/src/fs/xfs/xfs_rtalloc.c: In function 'xfs_growfs_rt': /kisskb/src/fs/xfs/xfs_rtalloc.c:964:4: warning: 'nrblocks' may be used uninitialized in this function [-Wuninitialized] drivers/mfd/wm8994-core.o: warning: objtool: wm8994_i2c_probe()+0x19f: unreachable instruction /kisskb/src/net/bridge/br_netlink.c: In function 'br_afspec': /kisskb/src/net/bridge/br_netlink.c:647:4: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hwmon/ltc2990.c: In function 'ltc2990_show_value': /kisskb/src/drivers/hwmon/ltc2990.c:151:17: warning: 'value' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/cec/cec-api.c: In function 'cec_ioctl': /kisskb/src/drivers/media/cec/cec-api.c:335:2: warning: 'ev_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/cec/cec-api.c:301:15: note: 'ev_idx' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c: In function 'amdgpu_set_pp_od_clk_voltage': /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c:591:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/xfs_log_recover.c: In function 'xlog_recover_buffer_pass2': /kisskb/src/include/linux/uuid.h:61:15: warning: 'uuid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/xfs_log_recover.c:2272:12: note: 'uuid' was declared here /kisskb/src/drivers/mfd/da903x.c: In function 'da903x_set_bits': /kisskb/src/drivers/mfd/da903x.c:186:11: warning: 'reg_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/da903x.c: In function 'da903x_clr_bits': /kisskb/src/drivers/mfd/da903x.c:208:11: warning: 'reg_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/da903x.c: In function 'da903x_update': /kisskb/src/drivers/mfd/da903x.c:230:11: warning: 'reg_val' may be used uninitialized in this function [-Wuninitialized] drivers/mmc/core/sdio_ops.o: warning: objtool: mmc_io_rw_extended()+0x26f: unreachable instruction drivers/misc/cardreader/rtsx_pcr.o: warning: objtool: rtsx_pci_probe()+0x3ce: unreachable instruction fs/ocfs2/localalloc.o: warning: objtool: ocfs2_claim_local_alloc_bits()+0x5b: unreachable instruction fs/ocfs2/journal.o: warning: objtool: __ocfs2_journal_access()+0x6a: unreachable instruction /kisskb/src/drivers/hid/hid-logitech-hidpp.c: In function 'hidpp_get_device_name': /kisskb/src/drivers/hid/hid-logitech-hidpp.c:898:15: warning: '__name_length' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hid/hid-logitech-hidpp.c: In function 'hidpp20_query_battery_info': /kisskb/src/drivers/hid/hid-logitech-hidpp.c:1070:24: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hwmon/xgene-hwmon.c: In function 'power2_input_show': /kisskb/src/drivers/hwmon/xgene-hwmon.c:404:17: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hwmon/xgene-hwmon.c: In function 'power1_input_show': /kisskb/src/drivers/hwmon/xgene-hwmon.c:389:17: warning: 'val' may be used uninitialized in this function [-Wuninitialized] drivers/media/common/saa7146/saa7146_core.o: warning: objtool: saa7146_init_one()+0x4eb: unreachable instruction drivers/media/common/saa7146/saa7146_fops.o: warning: objtool: saa7146_buffer_queue()+0x49: unreachable instruction /kisskb/src/drivers/input/mouse/cyapa_gen3.c: In function 'cyapa_gen3_set_power_mode': /kisskb/src/drivers/input/mouse/cyapa_gen3.c:927:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/move_extents.o: warning: objtool: ocfs2_defrag_extent()+0xc8: unreachable instruction /kisskb/src/drivers/input/mouse/cyapa.c: In function 'cyapa_irq': /kisskb/src/drivers/input/mouse/cyapa.c:717:3: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hid/hid-picolcd_debugfs.c: In function 'picolcd_debug_flash_write': /kisskb/src/drivers/hid/hid-picolcd_debugfs.c:312:10: warning: 'err' may be used uninitialized in this function [-Wuninitialized] drivers/media/common/saa7146/saa7146_hlp.o: warning: objtool: saa7146_set_capture()+0x1cb: unreachable instruction drivers/media/common/saa7146/saa7146_vbi.o: warning: objtool: vbi_open()+0x214: unreachable instruction drivers/net/fddi/skfp/skfddi.o: warning: objtool: skfp_init_one()+0x408: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c: In function 'amdgpu_vm_fini': /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:3220:24: warning: 'fault' may be used uninitialized in this function [-Wuninitialized] drivers/mmc/host/sdhci.o: warning: objtool: sdhci_send_command()+0x4e7: unreachable instruction fs/ocfs2/sysfile.o: warning: objtool: ocfs2_get_system_file_inode()+0x74: unreachable instruction fs/ocfs2/namei.o: warning: objtool: ocfs2_rename()+0x485: unreachable instruction /kisskb/src/net/core/skbuff.c: In function '___pskb_trim': /kisskb/src/net/core/skbuff.c:1764:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/reservations.o: warning: objtool: ocfs2_resv_insert()+0x4c: unreachable instruction fs/ocfs2/slot_map.o: warning: objtool: ocfs2_refresh_slot_info()+0x66: unreachable instruction /kisskb/src/drivers/media/common/videobuf2/videobuf2-core.c: In function 'vb2_thread': /kisskb/src/drivers/media/common/videobuf2/videobuf2-core.c:2735:3: warning: 'vb' may be used uninitialized in this function [-Wuninitialized] drivers/mmc/host/sdhci-pci-core.o: warning: objtool: sdhci_pci_probe()+0x44: unreachable instruction net/core/skbuff.o: warning: objtool: __skb_to_sgvec()+0xea: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c: In function 'soc15_set_ip_blocks': /kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:542:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp] /kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:563:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp] fs/ocfs2/stackglue.o: warning: objtool: ocfs2_stack_driver_put()+0x41: unreachable instruction fs/ocfs2/filecheck.o: warning: objtool: ocfs2_filecheck_attr_store()+0x32c: unreachable instruction /kisskb/src/fs/ocfs2/suballoc.c: In function 'ocfs2_block_group_alloc': /kisskb/src/include/linux/err.h:36:9: warning: 'bg_bh' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/suballoc.c:441:22: note: 'bg_bh' was declared here fs/ocfs2/stack_o2cb.o: warning: objtool: o2cb_cluster_connect()+0x3e: unreachable instruction /kisskb/src/fs/ocfs2/refcounttree.c: In function 'ocfs2_new_leaf_refcount_block': /kisskb/src/fs/ocfs2/refcounttree.c:1606:6: warning: 'new_cpos' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/suballoc.o: warning: objtool: ocfs2_block_group_find_clear_bits.isra.19()+0x63: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c: In function 'si_initialize_smc_cac_tables': /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:2783:41: warning: 'vddc_min' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:2784:11: warning: 'vddc_max' may be used uninitialized in this function [-Wuninitialized] net/decnet/dn_nsp_out.o: warning: objtool: dn_mk_ack_header()+0x65: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c: In function 'gmc_v8_0_process_interrupt': /kisskb/src/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c:1452:10: warning: missing braces around initializer [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c:1452:10: warning: (near initialization for 'task_info.process_name') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c: In function 'gmc_v9_0_process_interrupt': /kisskb/src/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c:264:10: warning: missing braces around initializer [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c:264:10: warning: (near initialization for 'task_info.process_name') [-Wmissing-braces] /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c: In function 'si_populate_smc_tdp_limits.isra.33': /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:2276:4: warning: 'near_tdp_limit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:2274:4: warning: 'tdp_limit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c: In function 'si_dpm_set_power_state': /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:5589:24: warning: 't_h' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:5554:11: note: 't_h' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:5584:10: warning: 't_l' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/si_dpm.c:5554:6: note: 't_l' was declared here /kisskb/src/fs/ocfs2/refcounttree.c: In function 'ocfs2_decrease_refcount': /kisskb/src/fs/ocfs2/refcounttree.c:2313:6: warning: 'ref_blkno' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/uptodate.o: warning: objtool: ocfs2_remove_block_from_cache()+0x2ae: unreachable instruction /kisskb/src/fs/ocfs2/quota_local.c: In function 'ocfs2_create_local_dquot': /kisskb/src/fs/ocfs2/quota_local.c:947:45: warning: 'dchunk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/quota_local.c:925:33: note: 'dchunk' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c: In function 'amdgpu_gfx_rlc_setup_cp_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c:252:13: warning: 'table_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c:192:6: warning: 'table_offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c:249:5: warning: 'fw_data' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/refcounttree.o: warning: objtool: ocfs2_refcount_cal_cow_clusters()+0x9e: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c: In function 'sdma_v4_0_hw_init': /kisskb/src/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c:1580:2: warning: 'r' may be used uninitialized in this function [-Wuninitialized] drivers/media/common/videobuf2/videobuf2-vmalloc.o: warning: objtool: vb2_vmalloc_dmabuf_ops_map()+0xf9: unreachable instruction drivers/media/common/videobuf2/videobuf2-dma-sg.o: warning: objtool: vb2_dma_sg_get_userptr()+0x269: unreachable instruction /kisskb/src/drivers/input/touchscreen/exc3000.c: In function 'exc3000_interrupt': /kisskb/src/drivers/input/touchscreen/exc3000.c:138:11: warning: 'total_slots' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/amd/amdgpu/sdma_v4_0.o: warning: objtool: sdma_v4_0_ring_emit_fence()+0xac: unreachable instruction /kisskb/src/net/hsr/hsr_forward.c: In function 'hsr_forward_skb': /kisskb/src/net/hsr/hsr_forward.c:263:3: warning: 'frame.is_local_dest' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/hsr/hsr_forward.c:362:24: note: 'frame.is_local_dest' was declared here /kisskb/src/net/hsr/hsr_forward.c:267:3: warning: 'frame.is_local_exclusive' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/hsr/hsr_forward.c:362:24: note: 'frame.is_local_exclusive' was declared here /kisskb/src/net/hsr/hsr_forward.c:257:2: warning: 'frame.port_rcv' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/hsr/hsr_forward.c:362:24: note: 'frame.port_rcv' was declared here /kisskb/src/include/uapi/linux/swab.h:52:9: warning: 'frame.sequence_nr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/hsr/hsr_forward.c:362:24: note: 'frame.sequence_nr' was declared here /kisskb/src/net/hsr/hsr_forward.c:376:12: warning: 'frame.skb_hsr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/hsr/hsr_forward.c:125:2: warning: 'frame.skb_std' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/hsr/hsr_forward.c:362:24: note: 'frame.skb_std' was declared here /kisskb/src/net/hsr/hsr_forward.c:175:2: warning: 'frame.is_vlan' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/hsr/hsr_forward.c:362:24: note: 'frame.is_vlan' was declared here /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/include/linux/seqlock.h:205:9: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/gen_stats.c:150:15: note: 'seq' was declared here /kisskb/src/drivers/input/touchscreen/s6sy761.c: In function 's6sy761_probe': /kisskb/src/drivers/input/touchscreen/s6sy761.c:437:22: warning: 'max_y' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/s6sy761.c:436:22: warning: 'max_x' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/sis_i2c.c: In function 'sis_ts_irq_handler': /kisskb/src/drivers/input/touchscreen/sis_i2c.c:265:12: warning: 'contact_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/sis_i2c.c:237:15: note: 'contact_size' was declared here /kisskb/src/drivers/input/touchscreen/sis_i2c.c:249:10: warning: 'num_contacts' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/sis_i2c.c:235:15: note: 'num_contacts' was declared here /kisskb/src/net/decnet/sysctl_net_decnet.c: In function 'dn_node_address_handler': /kisskb/src/net/decnet/sysctl_net_decnet.c:163:18: warning: 'dnaddr' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/amd/amdgpu/gfx_v9_0.o: warning: objtool: gfx_v9_0_ring_emit_patch_cond_exec()+0x43: unreachable instruction drivers/gpu/drm/amd/amdgpu/gfx_v8_0.o: warning: objtool: gfx_v8_0_ring_emit_patch_cond_exec()+0x43: unreachable instruction fs/ocfs2/super.o: warning: objtool: ocfs2_dismount_volume()+0x221: unreachable instruction drivers/mmc/host/wbsd.o: warning: objtool: wbsd_chip_poweroff()+0x3a: unreachable instruction drivers/nvme/host/pci.o: warning: objtool: nvme_alloc_queue()+0x29c: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smumgr.c: In function 'fiji_init_smc_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smumgr.c:1405:4: warning: 'vol_level.Voltage' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smumgr.c:1308:15: note: 'vol_level.Voltage' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/iceland_smumgr.c: In function 'iceland_init_smc_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/iceland_smumgr.c:1505:4: warning: 'voltage_level.Voltage' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/iceland_smumgr.c:1429:30: note: 'voltage_level.Voltage' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/tonga_smumgr.c: In function 'tonga_init_smc_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/tonga_smumgr.c:1247:4: warning: 'voltage_level.Voltage' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/tonga_smumgr.c:1181:15: note: 'voltage_level.Voltage' was declared here /kisskb/src/drivers/input/touchscreen/wdt87xx_i2c.c: In function 'wdt87xx_update_firmware': /kisskb/src/drivers/input/touchscreen/wdt87xx_i2c.c:752:4: warning: 'device_checksum' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/wdt87xx_i2c.c:695:6: note: 'device_checksum' was declared here /kisskb/src/drivers/mtd/nand/spi/core.c: In function 'spinand_upd_cfg': /kisskb/src/drivers/mtd/nand/spi/core.c:116:6: warning: 'cfg' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/xattr.c: In function 'ocfs2_xattr_block_set': /kisskb/src/fs/ocfs2/xattr.c:3007:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/ci_smumgr.c: In function 'ci_init_smc_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/ci_smumgr.c:1457:4: warning: 'voltage_level.Voltage' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/ci_smumgr.c:1381:29: note: 'voltage_level.Voltage' was declared here drivers/mmc/host/tifm_sd.o: warning: objtool: tifm_sd_exec()+0x43: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/ppatomctrl.c: In function 'atomctrl_initialize_mc_reg_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/ppatomctrl.c:84:27: warning: 'reg_block' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/ppatomctrl.c:138:23: note: 'reg_block' was declared here /kisskb/src/drivers/net/fddi/defxx.c: In function 'dfx_interrupt': /kisskb/src/drivers/net/fddi/defxx.c:3172:54: warning: 'new_dma_addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/fddi/defxx.c:3144:17: note: 'new_dma_addr' was declared here /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/pp_psm.c: In function 'psm_set_boot_states': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/pp_psm.c:183:7: warning: 'state_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/pp_psm.c: In function 'psm_set_performance_states': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/pp_psm.c:198:7: warning: 'state_id' may be used uninitialized in this function [-Wuninitialized] drivers/net/fddi/defxx.o: warning: objtool: dfx_pci_register()+0x462: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/vega12_hwmgr.c: In function 'vega12_setup_single_dpm_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/vega12_hwmgr.c:525:34: warning: 'clk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/vega12_hwmgr.c:520:2: warning: 'num_of_levels' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/xattr.o: warning: objtool: ocfs2_xattr_bucket_copy_data()+0x4f: unreachable instruction /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/vega20_hwmgr.c: In function 'vega20_setup_single_dpm_table': /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/vega20_hwmgr.c:514:34: warning: 'clk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/vega20_hwmgr.c:509:2: warning: 'num_of_levels' may be used uninitialized in this function [-Wuninitialized] net/core/flow_dissector.o: warning: objtool: skb_flow_dissector_init()+0x63: unreachable instruction /kisskb/src/drivers/misc/mic/vop/vop_vringh.c: In function 'vop_mmap': /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:1098:24: warning: 'pa' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/sb1000.c: In function 'sb1000_dev_ioctl': /kisskb/src/drivers/net/sb1000.c:1033:3: warning: 'frequency' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mic/vop/vop_vringh.c: In function 'vop_ioctl': /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:247:8: warning: 'devp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mic/vop/vop_vringh.c:210:26: note: 'devp' was declared here /kisskb/src/drivers/misc/mei/bus-fixup.c: In function 'mei_nfc': /kisskb/src/drivers/misc/mei/bus-fixup.c:375:3: warning: 'ver.radio_type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mei/bus-fixup.c:394:28: note: 'ver.radio_type' was declared here /kisskb/src/drivers/misc/mei/bus-fixup.c:374:2: warning: 'ver.vendor_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/mei/bus-fixup.c:394:28: note: 'ver.vendor_id' was declared here drivers/platform/chrome/cros_ec_i2c.o: warning: objtool: cros_ec_pkt_xfer_i2c()+0x73: unreachable instruction /kisskb/src/drivers/pinctrl/intel/pinctrl-cherryview.c: In function 'chv_pinctrl_probe': /kisskb/src/drivers/pinctrl/intel/pinctrl-cherryview.c:1627:29: warning: 'irq_base' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pinctrl/intel/pinctrl-cherryview.c:1546:14: note: 'irq_base' was declared here /kisskb/src/drivers/pinctrl/intel/pinctrl-baytrail.c: In function 'byt_set_mux': /kisskb/src/drivers/pinctrl/intel/pinctrl-baytrail.c:923:27: warning: 'simple_func' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pinctrl/intel/pinctrl-baytrail.c:898:16: warning: 'mixed_func' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pinctrl/intel/pinctrl-baytrail.c:911:24: note: 'mixed_func' was declared here /kisskb/src/drivers/net/phy/dp83640.c: In function 'dp83640_rxtstamp': /kisskb/src/drivers/net/phy/dp83640.c:894:14: warning: 'skb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/phy/dp83640.c:852:18: note: 'skb' was declared here drivers/gpu/drm/amd/lib/chash.o: warning: objtool: chash_iter_relocate.isra.10()+0x5d: unreachable instruction /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_find_namespace': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_put_namespace': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here drivers/platform/chrome/cros_ec_spi.o: warning: objtool: cros_ec_pkt_xfer_spi()+0x2ad: unreachable instruction /kisskb/src/drivers/gpu/drm/ast/ast_mode.c: In function 'ast_get_modes': /kisskb/src/drivers/gpu/drm/ast/ast_mode.c:792:2: warning: 'edid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_req_complete': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_req_uninit': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/nvme/target/core.c: In function 'nvmet_req_init': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/gpu/drm/ast/ast_mode.c: In function 'ast_crtc_mode_set': /kisskb/src/drivers/gpu/drm/ast/ast_mode.c:468:2: warning: 'vbios_mode.enh_table' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/ast/ast_mode.c:590:29: note: 'vbios_mode.enh_table' was declared here /kisskb/src/drivers/gpu/drm/ast/ast_mode.c:245:8: warning: 'vbios_mode.std_table' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/ast/ast_mode.c:590:29: note: 'vbios_mode.std_table' was declared here drivers/platform/chrome/cros_ec_proto.o: warning: objtool: cros_ec_prepare_tx()+0x62: unreachable instruction drivers/misc/mic/scif/scif_rma.o: warning: objtool: scif_destroy_pinned_pages()+0x13b: unreachable instruction drivers/misc/ad525x_dpot.o: warning: objtool: dpot_write()+0x12a: unreachable instruction drivers/misc/tifm_core.o: warning: objtool: tifm_map_sg()+0x7f: unreachable instruction /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3386:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/bochs/bochs_mm.c: In function 'bochs_gem_create': /kisskb/src/drivers/gpu/drm/bochs/bochs_mm.c:336:9: warning: 'bochsbo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/rtnetlink.c: In function 'do_setlink': /kisskb/src/net/core/rtnetlink.c:2237:30: warning: 'ivvl[len]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/rtnetlink.c:2214:29: note: 'ivvl[len]' was declared here net/key/af_key.o: warning: objtool: pfkey_send_new_mapping()+0x1c8: unreachable instruction /kisskb/src/drivers/mtd/ubi/eba.c: In function 'try_write_vid_and_data': /kisskb/src/drivers/mtd/ubi/eba.c:1001:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] net/core/rtnetlink.o: warning: objtool: rtnl_register_internal()+0x5a: unreachable instruction /kisskb/src/drivers/power/supply/ds2782_battery.c: In function 'ds2786_get_capacity': /kisskb/src/drivers/power/supply/ds2782_battery.c:214:17: warning: 'raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c: In function 'ds2782_get_capacity': /kisskb/src/drivers/power/supply/ds2782_battery.c:173:12: warning: 'raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c: In function 'ds2786_get_voltage': /kisskb/src/drivers/power/supply/ds2782_battery.c:201:21: warning: 'raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c: In function 'ds2786_get_current': /kisskb/src/drivers/power/supply/ds2782_battery.c:185:21: warning: 'raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c: In function 'ds2782_get_voltage': /kisskb/src/drivers/power/supply/ds2782_battery.c:161:21: warning: 'raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c: In function 'ds2782_get_current': /kisskb/src/drivers/power/supply/ds2782_battery.c:145:20: warning: 'raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c:138:19: warning: 'sense_res_raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c: In function 'ds278x_battery_get_property': /kisskb/src/drivers/power/supply/ds2782_battery.c:116:16: warning: 'raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/ds2782_battery.c:104:6: note: 'raw' was declared here /kisskb/src/net/mac802154/llsec.c: In function 'mac802154_llsec_decrypt': /kisskb/src/net/mac802154/llsec.c:1027:2: warning: 'seclevel.sec_levels' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac802154/llsec.c:1027:2: warning: 'seclevel.device_override' may be used uninitialized in this function [-Wuninitialized] net/core/dev.o: warning: objtool: gro_pull_from_frag0()+0x5a: unreachable instruction net/core/filter.o: warning: objtool: bpf_msg_pull_data()+0x39c: unreachable instruction drivers/net/wan/hdlc_ppp.o: warning: objtool: ppp_cp_event()+0x98: unreachable instruction /kisskb/src/net/netlink/af_netlink.c: In function 'netlink_dump': /kisskb/src/net/netlink/af_netlink.c:2239:13: warning: 'alloc_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/da9052-battery.c: In function 'da9052_bat_check_status': /kisskb/src/drivers/power/supply/da9052-battery.c:266:4: warning: 'chg_end_current' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/da9052-battery.c: In function 'da9052_bat_read_capacity': /kisskb/src/drivers/power/supply/da9052-battery.c:325:6: warning: 'level_lower' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/da9052-battery.c:364:6: note: 'level_lower' was declared here /kisskb/src/drivers/power/supply/da9052-battery.c:324:22: warning: 'level_upper' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/da9052-battery.c:363:6: note: 'level_upper' was declared here /kisskb/src/drivers/power/supply/da9052-battery.c:324:59: warning: 'vbat_upper' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/da9052-battery.c:362:6: note: 'vbat_upper' was declared here /kisskb/src/drivers/power/supply/da9052-battery.c:325:37: warning: 'vbat_lower' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/power/supply/da9052-battery.c:361:6: note: 'vbat_lower' was declared here /kisskb/src/drivers/media/dvb-frontends/cxd2841er.c: In function 'cxd2841er_tune_tc': /kisskb/src/drivers/media/dvb-frontends/cxd2841er.c:3587:17: warning: 'carrier_offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-file.c: In function 'nvmet_file_dsm_work': /kisskb/src/drivers/nvme/target/io-cmd-file.c:262:20: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-file.c:239:6: note: 'ret' was declared here drivers/net/wan/farsync.o: warning: objtool: fst_add_one()+0x750: unreachable instruction net/wimax/id-table.o: warning: objtool: wimax_id_table_add()+0x3c: unreachable instruction /kisskb/src/net/packet/af_packet.c: In function 'packet_sendmsg': /kisskb/src/net/packet/af_packet.c:2681:19: warning: 'data' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/packet/af_packet.c:2608:8: note: 'data' was declared here /kisskb/src/drivers/nvme/target/io-cmd-bdev.c: In function 'nvmet_bdev_execute_dsm': /kisskb/src/drivers/nvme/target/io-cmd-bdev.c:184:21: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-bdev.c:161:6: note: 'status' was declared here net/sched/sch_generic.o: warning: objtool: dev_trans_start()+0x20: unreachable instruction /kisskb/src/drivers/rapidio/devices/rio_mport_cdev.c: In function 'rio_mport_maint_rd.isra.13': /kisskb/src/drivers/rapidio/devices/rio_mport_cdev.c:270:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netlink/genetlink.c: In function 'genl_register_family': /kisskb/src/net/netlink/genetlink.c:223:23: warning: 'first_id' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netlink/genetlink.c:186:6: note: 'first_id' was declared here drivers/mtd/mtdconcat.o: warning: objtool: concat_erase()+0x1fe: unreachable instruction net/wimax/op-msg.o: warning: objtool: wimax_msg_send()+0x62: unreachable instruction net/netlink/genetlink.o: warning: objtool: genl_register_family()+0x45b: unreachable instruction drivers/rapidio/devices/rio_mport_cdev.o: warning: objtool: mport_cdev_ioctl()+0x1162: unreachable instruction net/packet/af_packet.o: warning: objtool: tpacket_rcv()+0x3e6: unreachable instruction /kisskb/src/drivers/soc/xilinx/xlnx_vcu.c: In function 'xvcu_probe': /kisskb/src/drivers/soc/xilinx/xlnx_vcu.c:415:23: warning: 'divisor_mcu' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/soc/xilinx/xlnx_vcu.c:297:6: note: 'divisor_mcu' was declared here /kisskb/src/drivers/soc/xilinx/xlnx_vcu.c:377:26: warning: 'pll_clk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/soc/xilinx/xlnx_vcu.c:298:31: note: 'pll_clk' was declared here /kisskb/src/drivers/soc/xilinx/xlnx_vcu.c:399:24: warning: 'divisor_core' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/soc/xilinx/xlnx_vcu.c:297:19: note: 'divisor_core' was declared here drivers/remoteproc/remoteproc_core.o: warning: objtool: rproc_alloc_carveout()+0x89: unreachable instruction net/wimax/op-reset.o: warning: objtool: wimax_reset()+0x62: unreachable instruction drivers/rapidio/devices/tsi721.o: warning: objtool: tsi721_probe()+0x6ea: unreachable instruction /kisskb/src/drivers/pci/vc.c: In function 'pci_vc_do_save_buffer': /kisskb/src/drivers/pci/vc.c:155:24: warning: 'ctrl_pos2' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/pci/vc.c:103:47: note: 'ctrl_pos2' was declared here drivers/rpmsg/virtio_rpmsg_bus.o: warning: objtool: rpmsg_sg_init()+0x96: unreachable instruction net/phonet/pep.o: warning: objtool: pipe_do_rcv()+0x52: unreachable instruction net/wimax/op-rfkill.o: warning: objtool: __wimax_rf_toggle_radio()+0x62: unreachable instruction drivers/thunderbolt/nhi.o: warning: objtool: tb_ring_alloc()+0x1e2: unreachable instruction net/xfrm/xfrm_policy.o: warning: objtool: xfrm_resolve_and_create_bundle()+0x35e: unreachable instruction net/wimax/op-state-get.o: warning: objtool: wimax_gnl_doit_state_get()+0x3a: unreachable instruction drivers/spi/spi.o: warning: objtool: spi_map_buf()+0x1e9: unreachable instruction drivers/vhost/vringh.o: warning: objtool: vringh_getdesc_user()+0x25f: unreachable instruction drivers/virtio/virtio.o: warning: objtool: virtio_dev_probe()+0x8c: unreachable instruction net/wimax/stack.o: warning: objtool: wimax_gnl_re_state_change_alloc()+0x5a: unreachable instruction /kisskb/src/net/sched/act_pedit.c: In function 'tcf_pedit_act': /kisskb/src/net/sched/act_pedit.c:358:4: warning: 'hoffset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/rtc/rtc-ab-b5ze-s3.c: In function 'abb5zes3_rtc_read_alarm': /kisskb/src/drivers/rtc/rtc-ab-b5ze-s3.c:354:16: warning: 'timer_secs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/rtc/rtc-ab-b5ze-s3.c:322:5: note: 'timer_secs' was declared here drivers/media/pci/cx23885/cx23885-core.o: warning: objtool: cx23885_risc_buffer()+0x104: unreachable instruction drivers/staging/erofs/super.o: warning: objtool: managed_cache_releasepage()+0xdd: unreachable instruction drivers/virtio/virtio_ring.o: warning: objtool: vring_map_one_sg()+0xc4: unreachable instruction /kisskb/src/drivers/spi/spidev.c: In function 'spidev_ioctl': /kisskb/src/drivers/spi/spidev.c:478:10: warning: 'n_ioc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_vq_avail_empty': /kisskb/src/drivers/vhost/vhost.c:2315:16: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_vq_init_access': /kisskb/src/drivers/vhost/vhost.c:1817:20: warning: 'last_used_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_enable_notify': /kisskb/src/drivers/vhost/vhost.c:2355:2: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_signal': /kisskb/src/include/uapi/linux/virtio_ring.h:171:9: warning: 'event' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2240:13: note: 'event' was declared here /kisskb/src/drivers/vhost/vhost.c:2257:10: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2252:14: note: 'flags' was declared here /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_get_vq_desc': /kisskb/src/drivers/vhost/vhost.c:2045:7: warning: 'ring_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2015:17: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/nfc/llcp_core.c: In function 'nfc_llcp_rx_skb': /kisskb/src/net/nfc/llcp_core.c:804:12: warning: 'sn_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/nfc/llcp_core.c:893:10: note: 'sn_len' was declared here drivers/staging/erofs/inode.o: warning: objtool: erofs_iget()+0x374: unreachable instruction drivers/vhost/vhost.o: warning: objtool: log_write()+0xba: unreachable instruction drivers/scsi/libsas/sas_expander.o: warning: objtool: sas_ex_discover_devices()+0x306: unreachable instruction /kisskb/src/drivers/staging/erofs/data.c: In function 'erofs_raw_access_readpages': /kisskb/src/drivers/staging/erofs/data.c:235:2: warning: 'last_block' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/erofs/data.c:378:14: note: 'last_block' was declared here drivers/staging/erofs/data.o: warning: objtool: read_endio()+0xa6: unreachable instruction drivers/virtio/virtio_pci_modern.o: warning: objtool: vp_set()+0x52: unreachable instruction drivers/uwb/est.o: warning: objtool: uwb_est_find_size()+0x120: unreachable instruction drivers/staging/erofs/dir.o: warning: objtool: erofs_readdir()+0x341: unreachable instruction drivers/staging/erofs/namei.o: warning: objtool: erofs_namei()+0x86a: unreachable instruction drivers/target/iscsi/iscsi_target.o: warning: objtool: iscsit_do_crypto_hash_buf()+0x152: unreachable instruction drivers/uwb/lc-dev.o: warning: objtool: uwb_dev_add()+0x46: unreachable instruction /kisskb/src/drivers/staging/erofs/utils.c: In function 'erofs_find_workgroup': /kisskb/src/drivers/staging/erofs/utils.c:59:3: warning: 'oldcount' may be used uninitialized in this function [-Wuninitialized] net/sched/sch_skbprio.o: warning: objtool: skbprio_enqueue()+0x21b: unreachable instruction drivers/staging/erofs/utils.o: warning: objtool: erofs_allocpage()+0xb7: unreachable instruction /kisskb/src/net/sched/sch_qfq.c: In function 'qfq_dequeue': /kisskb/src/net/sched/sch_qfq.c:990:22: warning: 'cl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sched/sch_qfq.c:1094:20: note: 'cl' was declared here drivers/staging/erofs/xattr.o: warning: objtool: xattr_foreach()+0x3a9: unreachable instruction /kisskb/src/drivers/scsi/libsas/sas_host_smp.c: In function 'try_test_sas_gpio_gp_bit': /kisskb/src/drivers/scsi/libsas/sas_host_smp.c:112:16: warning: 'bit' may be used uninitialized in this function [-Wuninitialized] drivers/virtio/virtio_balloon.o: warning: objtool: virtballoon_migratepage()+0xc4: unreachable instruction /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c: In function 'ni_tio_set_gate_src': /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:832:23: warning: 'gate2_sel' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:973:15: note: 'gate2_sel' was declared here /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:825:22: warning: 'gate_sel' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:894:15: note: 'gate_sel' was declared here /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:825:22: warning: 'gate_sel' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:933:15: note: 'gate_sel' was declared here drivers/staging/erofs/unzip_vle_lz4.o: warning: objtool: z_erofs_vle_unzip_fast_percpu()+0x251: unreachable instruction /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c: In function 'ni_tio_insn_config': /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:1323:7: warning: 'source' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:1282:15: note: 'source' was declared here /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:1223:7: warning: 'source' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:1185:15: note: 'source' was declared here /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:1276:7: warning: 'source' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:1229:15: note: 'source' was declared here /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:715:10: warning: 'ni_m_series_clock' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:665:15: note: 'ni_m_series_clock' was declared here /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:658:10: warning: 'ni_660x_clock' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_tio.c:614:15: note: 'ni_660x_clock' was declared here /kisskb/src/drivers/staging/erofs/unzip_vle.c: In function 'z_erofs_map_blocks_iter': /kisskb/src/drivers/staging/erofs/unzip_vle.c:1608:3: warning: 'logical_cluster_ofs' may be used uninitialized in this function [-Wuninitialized] In file included from /kisskb/src/drivers/staging/comedi/drivers/ni_pcimio.c:1143:0: /kisskb/src/drivers/staging/comedi/drivers/ni_mio_common.c: In function 'ni_set_master_clock': /kisskb/src/drivers/staging/comedi/drivers/ni_mio_common.c:4966:8: warning: 'freq_multiplier' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_mio_common.c:4910:15: note: 'freq_multiplier' was declared here /kisskb/src/drivers/staging/comedi/drivers/ni_mio_common.c:4965:22: warning: 'freq_divider' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/comedi/drivers/ni_mio_common.c:4909:15: note: 'freq_divider' was declared here drivers/staging/erofs/unzip_vle.o: warning: objtool: z_erofs_onlinepage_endio()+0x46: unreachable instruction /kisskb/src/drivers/media/rc/rc-main.c: In function 'store_wakeup_protocols': /kisskb/src/drivers/media/rc/rc-main.c:1506:20: warning: 'protocol' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/rc/rc-main.c: In function 'store_protocols': /kisskb/src/drivers/media/rc/rc-main.c:1143:15: warning: 'mask' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/rc/rc-main.c:1103:6: note: 'mask' was declared here /kisskb/src/net/sched/sch_cake.c: In function 'cake_enqueue': /kisskb/src/net/sched/sch_cake.c:1664:2: warning: 'b' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/fbtft/fbtft-core.c: In function 'fbtft_update_display': /kisskb/src/drivers/staging/fbtft/fbtft-core.c:403:20: warning: 'ts_start' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/max8925-regulator.c: In function 'max8925_regulator_probe': /kisskb/src/drivers/regulator/max8925-regulator.c:313:45: warning: 'ri' may be used uninitialized in this function [-Wuninitialized] drivers/media/pci/cx23885/cx23885-alsa.o: warning: objtool: dsp_buffer_free()+0x42: unreachable instruction /kisskb/src/drivers/target/target_core_device.c: In function 'transport_lookup_tmr_lun': /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/target/target_core_device.c: In function 'transport_lookup_cmd_lun': /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here drivers/scsi/scsi_lib_dma.o: warning: objtool: scsi_dma_map()+0xb7: unreachable instruction /kisskb/src/drivers/target/target_core_pr.c: In function '__core_scsi3_alloc_registration': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/scsi/scsi_lib.c: In function 'scsi_end_request': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:184:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:179:26: note: 'percpu_count' was declared here /kisskb/src/drivers/target/target_core_alua.c: In function 'core_alua_queue_state_change_ua': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/include/linux/percpu-refcount.h:255:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:249:26: note: 'percpu_count' was declared here /kisskb/src/drivers/regulator/s2mpa01.c: In function 's2mpa01_set_ramp_delay': /kisskb/src/drivers/regulator/s2mpa01.c:202:9: warning: 'ramp_shift' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/s2mps11.c: In function 's2mps11_set_ramp_delay': /kisskb/src/drivers/regulator/s2mps11.c:219:9: warning: 'ramp_shift' may be used uninitialized in this function [-Wuninitialized] drivers/media/pci/cx25821/cx25821-core.o: warning: objtool: cx25821_riscmem_alloc()+0xcd: unreachable instruction /kisskb/src/drivers/regulator/tps6586x-regulator.c: In function 'tps6586x_regulator_probe': /kisskb/src/drivers/regulator/tps6586x-regulator.c:362:3: warning: 'num' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/regulator/tps6586x-regulator.c:340:6: note: 'num' was declared here drivers/vfio/vfio_iommu_type1.o: warning: objtool: put_pfn()+0x109: unreachable instruction drivers/media/pci/netup_unidvb/netup_unidvb_core.o: warning: objtool: netup_unidvb_initdev()+0x559: unreachable instruction /kisskb/src/drivers/rtc/rtc-pcf85063.c: In function 'pcf85063_rtc_set_time': /kisskb/src/drivers/rtc/rtc-pcf85063.c:74:8: warning: 'ctrl1' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/rtc/rtc-pcf85063.c:127:5: note: 'ctrl1' was declared here /kisskb/src/drivers/staging/greybus/manifest.c: In function 'gb_string_get': /kisskb/src/drivers/staging/greybus/manifest.c:214:20: warning: 'desc_string' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/pci/ngene/ngene-cards.c: In function 'cineS2_probe': /kisskb/src/drivers/media/pci/ngene/ngene-cards.c:619:10: warning: 'xo2_id' may be used uninitialized in this function [-Wuninitialized] drivers/target/target_core_rd.o: warning: objtool: rd_allocate_sgl_table.isra.6()+0x199: unreachable instruction /kisskb/src/drivers/rtc/rtc-rx8025.c: In function 'rx8025_sysfs_show_clock_adjust': /kisskb/src/drivers/rtc/rtc-rx8025.c:484:16: warning: 'adj' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/target/target_core_transport.c: In function 'transport_lun_remove_cmd': /kisskb/src/include/linux/percpu-refcount.h:283:1: warning: 'percpu_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/include/linux/percpu-refcount.h:278:26: note: 'percpu_count' was declared here /kisskb/src/drivers/rtc/rtc-rv3029c2.c: In function 'rv3029_hwmon_show_temp': /kisskb/src/drivers/rtc/rtc-rv3029c2.c:701:16: warning: 'temp_mC' may be used uninitialized in this function [-Wuninitialized] drivers/target/target_core_sbc.o: warning: objtool: compare_and_write_callback()+0x1dc: unreachable instruction drivers/uwb/whc-rc.o: warning: objtool: whcrc_probe()+0x37e: unreachable instruction /kisskb/src/drivers/scsi/sg.c: In function 'sg_ioctl': /kisskb/src/drivers/scsi/sg.c:1141:50: warning: 'sdp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/sg.c: In function 'sg_write': /kisskb/src/drivers/scsi/sg.c:665:2: warning: 'sdp' may be used uninitialized in this function [-Wuninitialized] drivers/target/target_core_pscsi.o: warning: objtool: pscsi_execute_cmd()+0x1c1: unreachable instruction /kisskb/src/drivers/scsi/sg.c: In function 'sg_read': /kisskb/src/include/linux/compiler.h:182:2: warning: 'sdp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/sg.c:416:13: note: 'sdp' was declared here /kisskb/src/drivers/staging/greybus/interface.c: In function 'gb_interface_activate': /kisskb/src/drivers/staging/greybus/interface.c:1024:4: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/greybus/svc.c: In function 'gb_svc_request_handler': /kisskb/src/drivers/staging/greybus/svc.c:785:29: warning: 'rail_count' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/greybus/svc.c:766:5: note: 'rail_count' was declared here /kisskb/src/drivers/scsi/osst.c: In function 'os_scsi_tape_open': /kisskb/src/drivers/scsi/osst.c:4616:2: warning: 'STp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/osst.c:4449:24: note: 'STp' was declared here drivers/scsi/scsi_transport_fc.o: warning: objtool: fc_bsg_dispatch()+0x1a2: unreachable instruction drivers/target/target_core_transport.o: warning: objtool: transport_kmap_data_sg()+0x68: unreachable instruction /kisskb/src/drivers/staging/greybus/bootrom.c: In function 'gb_bootrom_request_handler': /kisskb/src/drivers/staging/greybus/bootrom.c:300:2: warning: 'fw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/greybus/bootrom.c:243:25: note: 'fw' was declared here /kisskb/src/drivers/staging/greybus/bootrom.c:300:2: warning: 'size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/greybus/bootrom.c:247:23: note: 'size' was declared here /kisskb/src/drivers/staging/greybus/bootrom.c:300:2: warning: 'offset' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/greybus/bootrom.c:247:15: note: 'offset' was declared here drivers/gpu/drm/mgag200/mgag200_cursor.o: warning: objtool: mga_crtc_cursor_set()+0x11f: unreachable instruction drivers/media/pci/pt1/pt1.o: warning: objtool: pt1_alloc_page.isra.8()+0x84: unreachable instruction drivers/video/fbdev/core/fb_defio.o: warning: objtool: fb_deferred_io_set_page_dirty()+0xb8: unreachable instruction /kisskb/src/drivers/staging/fbtft/fbtft_device.c: In function 'fbtft_device_init': /kisskb/src/drivers/staging/fbtft/fbtft_device.c:1552:2: warning: 'pdata' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/qxl/qxl_gem.o: warning: objtool: qxl_gem_object_create_with_handle()+0x5e: unreachable instruction drivers/scsi/scsi_transport_iscsi.o: warning: objtool: iscsi_unregister_transport()+0x36: unreachable instruction drivers/scsi/st.o: warning: objtool: release_buffering.isra.12()+0x129: unreachable instruction drivers/scsi/osst.o: warning: objtool: os_scsi_tape_open()+0x4fa: unreachable instruction drivers/media/v4l2-core/videobuf-dma-sg.o: warning: objtool: __videobuf_to_vaddr()+0x3a: unreachable instruction /kisskb/src/drivers/media/pci/pt3/pt3_i2c.c: In function 'wait_i2c_result.isra.1': /kisskb/src/drivers/media/pci/pt3/pt3_i2c.c:140:11: warning: 'v' may be used uninitialized in this function [-Wuninitialized] drivers/media/v4l2-core/videobuf-core.o: warning: objtool: videobuf_status.isra.3()+0x4b: unreachable instruction /kisskb/src/drivers/staging/most/sound/sound.c: In function 'audio_probe_channel': /kisskb/src/drivers/staging/most/sound/sound.c:507:3: warning: 'sample_res' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/staging/most/sound/sound.c:564:8: note: 'sample_res' was declared here /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c: In function 'drm_sched_job_recovery': /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c:376:3: warning: 'guilty_context' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/i915/i915_gem_internal.o: warning: objtool: i915_gem_object_get_pages_internal()+0x1f0: unreachable instruction /kisskb/src/drivers/gpu/drm/i915/intel_runtime_pm.c: In function 'hsw_wait_for_power_well_disable.isra.14': /kisskb/src/drivers/gpu/drm/i915/intel_runtime_pm.c:348:2: warning: 'reqs' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/i915/i915_gem_dmabuf.o: warning: objtool: i915_gem_map_dma_buf()+0x1ff: unreachable instruction /kisskb/src/drivers/gpu/drm/ttm/ttm_bo.c: In function 'ttm_bo_mem_space_debug.isra.7': /kisskb/src/drivers/gpu/drm/ttm/ttm_bo.c:82:37: warning: 'mem_type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/ttm/ttm_bo.c:99:14: note: 'mem_type' was declared here drivers/gpu/drm/drm_crtc_helper.o: warning: objtool: drm_crtc_helper_set_config()+0x54: unreachable instruction drivers/gpu/drm/ttm/ttm_tt.o: warning: objtool: ttm_tt_swapin()+0x45: unreachable instruction /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_sideband_msg_build': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:364:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c: In function 'vmw_kms_helper_validation_finish': /kisskb/src/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c:2604:30: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/i915/intel_runtime_pm.o: warning: objtool: chv_phy_powergate_lanes()+0x62: unreachable instruction drivers/gpu/drm/ttm/ttm_bo.o: warning: objtool: ttm_bo_release_list()+0x4a: unreachable instruction drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.o: warning: objtool: vmw_execbuf_process()+0x1263: unreachable instruction /kisskb/src/drivers/gpu/drm/i915/intel_hangcheck.c: In function 'semaphore_passed': /kisskb/src/drivers/gpu/drm/i915/i915_request.h:294:20: warning: 'seqno' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_hangcheck.c:130:6: note: 'seqno' was declared here drivers/gpu/drm/i915/i915_gem_userptr.o: warning: objtool: i915_gem_userptr_put_pages()+0x48: unreachable instruction drivers/gpu/drm/vmwgfx/vmwgfx_drv.o: warning: objtool: vmw_master_set()+0x90: unreachable instruction /kisskb/src/drivers/gpu/drm/drm_atomic_helper.c: In function 'drm_atomic_helper_setup_commit': /kisskb/src/drivers/gpu/drm/drm_atomic_helper.c:1965:26: warning: 'new_crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_pm.c: In function 'skl_compute_wm': /kisskb/src/drivers/gpu/drm/i915/intel_pm.c:5042:2: warning: 'cstate' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_pm.c:5476:25: note: 'cstate' was declared here /kisskb/src/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c: In function 'vmw_fb_set_par': /kisskb/src/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c:517:28: warning: 'depth' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c:506:15: note: 'depth' was declared here drivers/gpu/drm/ttm/ttm_page_alloc_dma.o: warning: objtool: ttm_dma_populate()+0x2c1: unreachable instruction /kisskb/src/drivers/gpu/drm/drm_bufs.c: In function 'drm_legacy_rmmap_locked': /kisskb/src/drivers/gpu/drm/drm_bufs.c:528:4: warning: 'master' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_bios.c: In function 'intel_bios_init': /kisskb/src/drivers/gpu/drm/i915/intel_bios.c:1192:25: warning: 'seq_size' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_bios.c:1133:6: note: 'seq_size' was declared here drivers/gpu/drm/i915/i915_gem.o: warning: objtool: i915_sg_trim()+0xaa: unreachable instruction drivers/gpu/drm/vmwgfx/vmwgfx_fifo.o: warning: objtool: vmw_local_fifo_commit()+0x8f: unreachable instruction drivers/gpu/drm/drm_gem.o: warning: objtool: drm_gem_get_pages()+0x190: unreachable instruction /kisskb/src/drivers/gpu/drm/i915/intel_dpll_mgr.c: In function 'icl_get_dpll': /kisskb/src/drivers/gpu/drm/i915/intel_dpll_mgr.c:2792:2: warning: 'dco_khz' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_dpll_mgr.c:2714:11: note: 'dco_khz' was declared here drivers/gpu/drm/vmwgfx/vmwgfx_ldu.o: warning: objtool: vmw_ldu_primary_plane_atomic_update()+0x94: unreachable instruction drivers/gpu/drm/drm_scatter.o: warning: objtool: drm_sg_cleanup()+0x8c: unreachable instruction drivers/gpu/drm/drm_pci.o: warning: objtool: drm_pci_alloc()+0xeb: unreachable instruction drivers/gpu/drm/vmwgfx/vmwgfx_overlay.o: warning: objtool: vmw_overlay_stop()+0x10a: unreachable instruction /kisskb/src/drivers/gpu/drm/i915/intel_tv.c: In function 'intel_tv_detect': /kisskb/src/drivers/gpu/drm/i915/intel_tv.c:1287:19: warning: 'type' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/via/via_dmablit.o: warning: objtool: via_free_sg_info()+0x1d9: unreachable instruction drivers/gpu/drm/virtio/virtgpu_vq.o: warning: objtool: virtio_gpu_get_vbuf.isra.4()+0x75: unreachable instruction drivers/gpu/drm/i915/intel_ddi.o: warning: objtool: intel_ddi_enable_transcoder_func()+0x67: unreachable instruction drivers/gpu/drm/drm_prime.o: warning: objtool: drm_gem_map_dma_buf()+0x207: unreachable instruction /kisskb/src/drivers/gpu/drm/drm_edid.c: In function 'drm_add_edid_modes': /kisskb/src/drivers/gpu/drm/drm_edid.c:3155:3: warning: 'clock2' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_edid.c:3134:24: note: 'clock2' was declared here /kisskb/src/drivers/gpu/drm/drm_edid.c:3756:30: warning: 'hdmi_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_edid.c:3720:10: note: 'hdmi_len' was declared here /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_check_only': /kisskb/src/drivers/gpu/drm/drm_atomic.c:420:2: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:399:25: note: 'crtc_state' was declared here /kisskb/src/drivers/gpu/drm/drm_atomic.c:503:2: warning: 'new_plane_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:981:26: note: 'new_plane_state' was declared here /kisskb/src/drivers/gpu/drm/drm_atomic.c:503:2: warning: 'old_plane_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:980:26: note: 'old_plane_state' was declared here /kisskb/src/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c: In function 'vmw_compat_shader_add': /kisskb/src/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c:1020:6: warning: 'res' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic_uapi.c: In function 'drm_mode_atomic_ioctl': /kisskb/src/drivers/gpu/drm/drm_atomic_uapi.c:1136:14: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic_uapi.c:1074:25: note: 'crtc_state' was declared here drivers/gpu/drm/vmwgfx/vmwgfx_mob.o: warning: objtool: vmw_mob_pt_populate()+0x4e: unreachable instruction drivers/media/pci/ttpci/av7110.o: warning: objtool: dvb_get_stc()+0x52: unreachable instruction drivers/gpu/drm/drm_vblank.o: warning: objtool: drm_vblank_restore()+0xad: unreachable instruction /kisskb/src/drivers/gpu/drm/i915/intel_display.c: In function 'intel_atomic_check': /kisskb/src/drivers/gpu/drm/i915/intel_display.c:10992:3: warning: 'connector_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_display.c:11011:30: note: 'connector_state' was declared here /kisskb/src/drivers/gpu/drm/i915/intel_display.c:6683:2: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_display.c:12542:42: note: 'crtc_state' was declared here /kisskb/src/drivers/gpu/drm/i915/intel_display.c:12579:3: warning: 'old_crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_display.c:6489:32: warning: 'crtc' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/i915/intel_display.c:12541:19: note: 'crtc' was declared here drivers/video/fbdev/ocfb.o: warning: objtool: ocfb_probe()+0x362: unreachable instruction drivers/gpu/drm/i915/intel_display.o: warning: objtool: ironlake_crtc_enable()+0x165: unreachable instruction /kisskb/src/drivers/video/fbdev/sis/init301.c: In function 'SiS_SetCRT2Group': /kisskb/src/drivers/video/fbdev/sis/init301.c:7293:7: warning: 'CRT2Index' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/video/fbdev/sis/init301.c:6914:28: note: 'CRT2Index' was declared here /kisskb/src/drivers/video/fbdev/sis/init301.c:7299:68: warning: 'resindex' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/video/fbdev/sis/init301.c:6914:18: note: 'resindex' was declared here /kisskb/src/scripts/unifdef.c: In function 'Mpass': /kisskb/src/scripts/unifdef.c:453:28: warning: 'strncpy' output truncated before terminating nul copying 4 bytes from a string of the same length [-Wstringop-truncation] static void Mpass (void) { strncpy(keyword, "if ", 4); Pelif(); } ^~~~~~~~~~~~~~~~~~~~~~~~~~~ Completed OK # rm -rf /kisskb/build/linux-next-rand_x86_64-randconfig_x86_64 # Build took: 0:06:13.620210