# git rev-parse -q --verify 1f45efe94d25460dffb96150477fac13369869da^{commit} 1f45efe94d25460dffb96150477fac13369869da already have revision, skipping fetch # git checkout -q -f -B kisskb 1f45efe94d25460dffb96150477fac13369869da # git clean -qxdf # < git log -1 # commit 1f45efe94d25460dffb96150477fac13369869da # Author: Stephen Rothwell # Date: Fri Mar 16 17:45:01 2018 +1100 # # Add linux-next specific files for 20180316 # # 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 1f45efe94d25460dffb96150477fac13369869da # < 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=0x1ED56F6C # 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 yes: write error # 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- arch/x86/kernel/traps.o: warning: objtool: ist_begin_non_atomic()+0x2a: unreachable instruction arch/x86/mm/init_64.o: warning: objtool: sync_global_pgds_l4()+0x67: unreachable instruction arch/x86/mm/fault.o: warning: objtool: vmalloc_fault()+0x15b: unreachable instruction crypto/api.o: warning: objtool: __crypto_alloc_tfm()+0x42: unreachable instruction security/keys/keyring.o: warning: objtool: search_nested_keyrings()+0x51: unreachable instruction arch/x86/kernel/nmi.o: warning: objtool: do_nmi.part.7()+0xa3: unreachable instruction /kisskb/src/kernel/cpu.c:129:13: warning: 'cpuhp_is_ap_state' defined but not used [-Wunused-function] arch/x86/kernel/setup.o: warning: objtool: extend_brk()+0x35: unreachable instruction kernel/exit.o: warning: objtool: release_task()+0x6c: unreachable instruction /kisskb/src/ipc/shm.c: In function 'SyS_shmdt': /kisskb/src/ipc/shm.c:1578:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/ipc/shm.c:1500:15: note: 'file' was declared here arch/x86/kernel/quirks.o: warning: objtool: ich_force_hpet_resume()+0x35: unreachable instruction kernel/resource.o: warning: objtool: find_next_iomem_res()+0x3a: unreachable instruction /kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap': /kisskb/src/arch/x86/kernel/e820.c:652:2: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/pci-nommu.o: warning: objtool: sg_page()+0x2c: unreachable instruction arch/x86/kernel/e820.o: warning: objtool: e820__reallocate_tables()+0x4d: unreachable instruction security/keys/encrypted-keys/encrypted.o: warning: objtool: sg_set_page()+0x41: unreachable instruction /kisskb/src/arch/x86/kernel/hw_breakpoint.c: In function 'arch_validate_hwbkpt_settings': /kisskb/src/arch/x86/kernel/hw_breakpoint.c:361:20: warning: 'align' may be used uninitialized in this function [-Wuninitialized] crypto/algapi.o: warning: objtool: crypto_unregister_template()+0x4b: unreachable instruction mm/shmem.o: warning: objtool: shmem_init()+0x31: unreachable instruction arch/x86/kernel/alternative.o: warning: objtool: apply_alternatives()+0x73: unreachable instruction fs/file.o: warning: objtool: __fd_install()+0x9c: unreachable instruction fs/inode.o: warning: objtool: clear_inode()+0x44: unreachable instruction crypto/scatterwalk.o: warning: objtool: sg_page()+0x2c: unreachable instruction lib/scatterlist.o: warning: objtool: sg_page()+0x2c: unreachable instruction fs/exec.o: warning: objtool: de_thread()+0x241: unreachable instruction fs/dcache.o: warning: objtool: dentry_update_name_case()+0x46: unreachable instruction fs/namei.o: warning: objtool: follow_down()+0x44: unreachable instruction arch/x86/kernel/ftrace.o: warning: objtool: ftrace_modify_code.constprop.9()+0x66: unreachable instruction mm/vmscan.o: warning: objtool: __remove_mapping()+0x49: unreachable instruction kernel/signal.o: warning: objtool: task_set_jobctl_pending()+0x37: unreachable instruction drivers/base/devres.o: warning: objtool: remove_nodes.isra.3()+0xcc: unreachable instruction crypto/ablkcipher.o: warning: objtool: sg_page()+0x2d: unreachable instruction mm/percpu.o: warning: objtool: pcpu_setup_first_chunk()+0x87: unreachable instruction fs/crypto/crypto.o: warning: objtool: sg_set_page()+0x41: unreachable instruction mm/list_lru.o: warning: objtool: __list_lru_walk_one.isra.10()+0xae: unreachable instruction crypto/blkcipher.o: warning: objtool: sg_page()+0x2c: unreachable instruction arch/x86/kernel/apic/vector.o: warning: objtool: arch_early_irq_init()+0x42: unreachable instruction drivers/base/dma-mapping.o: warning: objtool: dma_common_get_sgtable()+0xb8: unreachable instruction fs/fscache/cache.o: warning: objtool: fscache_withdraw_cache()+0x60: unreachable instruction fs/fscache/cookie.o: warning: objtool: __fscache_invalidate()+0x6e: unreachable instruction kernel/workqueue.o: warning: objtool: workqueue_init_early()+0xd7: unreachable instruction fs/configfs/dir.o: warning: objtool: configfs_rmdir()+0x5a: unreachable instruction drivers/bcma/driver_chipcommon_pmu.o: warning: objtool: bcma_pmu_pll_clock()+0x4b: unreachable instruction mm/gup.o: warning: objtool: get_gate_page()+0xe8: unreachable instruction lib/kfifo.o: warning: objtool: sg_set_page()+0x41: unreachable instruction kernel/params.o: warning: objtool: kernel_add_sysfs_param()+0x68: 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:1033:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized] crypto/skcipher.o: warning: objtool: sg_page()+0x2c: unreachable instruction fs/notify/mark.o: warning: objtool: fsnotify_add_mark_locked()+0x53: unreachable instruction fs/9p/vfs_addr.o: warning: objtool: v9fs_fid_readpage()+0x7e: 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:340:21: note: 'pdeo' was declared here fs/9p/vfs_file.o: warning: objtool: v9fs_file_do_lock.isra.5()+0x30: unreachable instruction kernel/cred.o: warning: objtool: __put_cred()+0x2e: unreachable instruction fs/fscache/object.o: warning: objtool: fscache_look_up_object()+0x5b: unreachable instruction fs/aio.o: warning: objtool: aio_migratepage()+0xa6: unreachable instruction drivers/base/regmap/regmap-irq.o: warning: objtool: regmap_irq_thread()+0xce: unreachable instruction /kisskb/src/lib/rhashtable.c: In function 'rhashtable_rehash_one': /kisskb/src/lib/rhashtable.c:269:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] fs/fscache/page.o: warning: objtool: __fscache_uncache_page()+0x72: unreachable instruction kernel/smpboot.o: warning: objtool: smpboot_thread_fn()+0xa6: unreachable instruction fs/fscache/operation.o: warning: objtool: fscache_put_operation()+0x65: unreachable instruction crypto/shash.o: warning: objtool: shash_ahash_digest()+0x71: unreachable instruction fs/9p/cache.o: warning: objtool: __v9fs_fscache_invalidate_page()+0x3e: unreachable instruction crypto/ahash.o: warning: objtool: hash_walk_new_entry()+0x40: unreachable instruction mm/memory.o: warning: objtool: vm_insert_pfn_prot()+0x43: unreachable instruction fs/userfaultfd.o: warning: objtool: userfaultfd_register()+0x17f: unreachable instruction fs/proc/array.o: warning: objtool: proc_pid_status()+0x78: unreachable instruction fs/proc/base.o: warning: objtool: proc_pid_cmdline_read()+0x42: unreachable instruction fs/dlm/lock.o: warning: objtool: add_lkb()+0x60: unreachable instruction fs/fscache/object-list.o: warning: objtool: fscache_objlist_add()+0x57: unreachable instruction kernel/cgroup/cgroup.o: warning: objtool: compare_css_sets()+0xaf: unreachable instruction net/key/af_key.o: warning: objtool: pfkey_send_new_mapping()+0x157: unreachable instruction crypto/rsa-pkcs1pad.o: warning: objtool: pkcs1pad_sg_set_buf()+0x5a: unreachable instruction net/ceph/messenger.o: warning: objtool: con_out_kvec_skip()+0x64: unreachable instruction mm/mmap.o: warning: objtool: mm_drop_all_locks()+0x38: unreachable instruction mm/vmalloc.o: warning: objtool: vb_free()+0x3a: unreachable instruction net/core/skbuff.o: warning: objtool: sg_set_page()+0x41: unreachable instruction mm/rmap.o: warning: objtool: try_to_unmap_one()+0x1c0: unreachable instruction crypto/testmgr.o: warning: objtool: sg_set_buf()+0x3d: unreachable instruction net/ceph/mon_client.o: warning: objtool: insert_generic_request()+0x43: unreachable instruction /kisskb/src/mm/ksm.c: In function 'stable_node_dup': /kisskb/src/mm/ksm.c:1358:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] mm/page_isolation.o: warning: objtool: start_isolate_page_range()+0x3f: unreachable instruction kernel/irq/matrix.o: warning: objtool: irq_matrix_assign_system()+0x3c: unreachable instruction lib/list_debug.o: warning: objtool: __list_del_entry_valid()+0x52: unreachable instruction mm/userfaultfd.o: warning: objtool: mcopy_atomic()+0x45: unreachable instruction net/mac80211/aead_api.o: warning: objtool: sg_set_buf()+0x3c: unreachable instruction net/ipv4/ip_output.o: warning: objtool: ip_do_fragment()+0x1b8: unreachable instruction /kisskb/src/drivers/char/tpm/tpm-sysfs.c: In function 'pubek_show': /kisskb/src/drivers/char/tpm/tpm-sysfs.c:37:16: warning: 'tpm_buf.data' may be used uninitialized in this function [-Wuninitialized] lib/assoc_array.o: warning: objtool: assoc_array_destroy_subtree()+0x6e: unreachable instruction /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:138:15: note: 'seq' was declared here net/ceph/osd_client.o: warning: objtool: osd_req_op_extent_update()+0x3e: unreachable instruction drivers/dma-buf/dma-buf.o: warning: objtool: dma_buf_vunmap()+0x70: unreachable instruction net/ceph/osdmap.o: warning: objtool: insert_choose_arg_map()+0x3a: unreachable instruction net/ipv6/ip6_output.o: warning: objtool: ip6_fragment()+0x261: unreachable instruction /kisskb/src/net/core/flow_dissector.c: In function '__skb_flow_dissect': /kisskb/src/net/core/flow_dissector.c:789:7: warning: 'vlan' may be used uninitialized in this function [-Wuninitialized] net/core/flow_dissector.o: warning: objtool: skb_flow_dissector_init()+0x57: unreachable instruction net/openvswitch/datapath.o: warning: objtool: ovs_flow_cmd_new()+0x343: unreachable instruction net/ipv4/inet_connection_sock.o: warning: objtool: inet_child_forget()+0xa9: unreachable instruction net/netlink/genetlink.o: warning: objtool: genl_validate_assign_mc_groups()+0x109: unreachable instruction /kisskb/src/drivers/dma-buf/reservation.c: In function 'reservation_object_add_shared_replace': /kisskb/src/drivers/dma-buf/reservation.c:210:7: warning: 'i' may be used uninitialized in this function [-Wuninitialized] drivers/dma-buf/dma-fence.o: warning: objtool: dma_fence_init()+0x44: unreachable instruction /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3149:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] lib/genalloc.o: warning: objtool: gen_pool_free()+0x66: unreachable instruction net/ceph/crypto.o: warning: objtool: setup_sgtable()+0x1a5: unreachable instruction drivers/dma/coh901318.o: warning: objtool: dma_irq_handler()+0xcc: unreachable instruction crypto/ccm.o: warning: objtool: sg_set_buf()+0x3c: unreachable instruction crypto/gcm.o: warning: objtool: sg_set_buf()+0x3c: unreachable instruction /kisskb/src/net/ipv4/tcp_input.c: In function 'tcp_clean_rtx_queue': /kisskb/src/include/net/tcp.h:731:9: warning: 'last_ackt' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/tcp_input.c:3017:18: note: 'last_ackt' was declared here net/ipv6/ip6_fib.o: warning: objtool: fib6_add_rt2node()+0x366: unreachable instruction net/ipv4/tcp_input.o: warning: objtool: tcp_tso_acked()+0x35: unreachable instruction net/core/dev.o: warning: objtool: skb_checksum_help()+0xd2: unreachable instruction kernel/power/suspend.o: warning: objtool: suspend_enter()+0xea: unreachable instruction /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:352:8: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] net/ipv4/tcp.o: warning: objtool: sg_set_page()+0x40: unreachable instruction lib/swiotlb.o: warning: objtool: sg_phys()+0x2c: unreachable instruction drivers/dma/dw/core.o: warning: objtool: dwc_free_chan_resources()+0x7f: unreachable instruction /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:182:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] kernel/rcu/sync.o: warning: objtool: rcu_sync_func()+0x2e: unreachable instruction net/ipv4/tcp_output.o: warning: objtool: tcp_tso_should_defer()+0x88: unreachable instruction lib/syscall.o: warning: objtool: collect_syscall()+0x1b9: unreachable instruction crypto/drbg.o: warning: objtool: drbg_async_seed()+0x62: unreachable instruction net/ipv4/tcp_fastopen.o: warning: objtool: tcp_fastopen_add_skb()+0xfa: unreachable instruction drivers/dma/mv_xor.o: warning: objtool: mv_xor_prep_dma_xor()+0x6e: unreachable instruction crypto/af_alg.o: warning: objtool: sg_assign_page()+0x37: unreachable instruction crypto/algif_aead.o: warning: objtool: _aead_recvmsg.isra.5()+0x1aa: unreachable instruction lib/mpi/mpi-pow.o: warning: objtool: mpi_powm()+0x25e: unreachable instruction net/rfkill/core.o: warning: objtool: rfkill_init_sw_state()+0x33: unreachable instruction crypto/algif_hash.o: warning: objtool: hash_sendpage()+0x85: unreachable instruction crypto/asymmetric_keys/public_key.o: warning: objtool: public_key_verify_signature()+0x3c: unreachable instruction drivers/dma/timb_dma.o: warning: objtool: td_free_chan_resources()+0x72: unreachable instruction net/mac80211/aes_gmac.o: warning: objtool: sg_set_buf()+0x3c: unreachable instruction net/rxrpc/call_accept.o: warning: objtool: rxrpc_alloc_incoming_call()+0x9e: unreachable instruction kernel/audit_fsnotify.o: warning: objtool: audit_mark_handle_event()+0x4c: unreachable instruction net/rxrpc/call_object.o: warning: objtool: rxrpc_prepare_call_for_retry()+0x7b: unreachable instruction kernel/audit_watch.o: warning: objtool: audit_watch_handle_event()+0x56: unreachable instruction kernel/kprobes.o: warning: objtool: reuse_unused_kprobe()+0x31: unreachable instruction net/rxrpc/af_rxrpc.o: warning: objtool: af_rxrpc_exit()+0x84: unreachable instruction kernel/module.o: warning: objtool: frob_ro_after_init()+0x32: unreachable instruction net/rxrpc/conn_object.o: warning: objtool: rxrpc_kill_connection()+0x5b: unreachable instruction kernel/seccomp.o: warning: objtool: seccomp_attach_filter()+0x4b: unreachable instruction net/rxrpc/conn_client.o: warning: objtool: rxrpc_cull_active_client_conns()+0xb2: unreachable instruction kernel/sched/rt.o: warning: objtool: _pick_next_task_rt()+0x4f: unreachable instruction net/rxrpc/local_object.o: warning: objtool: rxrpc_local_destroyer()+0xa5: unreachable instruction crypto/tcrypt.o: warning: objtool: sg_set_buf()+0x3d: unreachable instruction net/rxrpc/key.o: warning: objtool: rxrpc_read()+0x1c7: unreachable instruction net/sctp/sm_sideeffect.o: warning: objtool: sctp_cmd_interpreter.isra.24()+0x9d: unreachable instruction /kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_handle_pwr_constr.isra.16': /kisskb/src/net/mac80211/mlme.c:1351:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized] net/rxrpc/peer_object.o: warning: objtool: rxrpc_init_peer()+0x58: unreachable instruction lib/idr.o: warning: objtool: ida_simple_get()+0x3a: unreachable instruction lib/plist.o: warning: objtool: plist_requeue()+0x31: unreachable instruction /kisskb/src/net/sched/cls_api.c: In function 'tc_ctl_tfilter': /kisskb/src/net/sched/cls_api.c:837:2: warning: 'chain_info.next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sched/cls_api.c:1000:24: note: 'chain_info.next' was declared here /kisskb/src/include/linux/compiler.h:215:31: warning: 'chain_info.pprev' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sched/cls_api.c:1000:24: note: 'chain_info.pprev' was declared here lib/radix-tree.o: warning: objtool: radix_tree_tag_set()+0x53: unreachable instruction lib/kobject.o: warning: objtool: create_dir()+0xb3: unreachable instruction /kisskb/src/net/mac80211/tx.c: In function 'ieee80211_build_hdr': /kisskb/src/net/mac80211/tx.c:2447:27: warning: 'chanctx_conf' may be used uninitialized in this function [-Wuninitialized] net/rxrpc/recvmsg.o: warning: objtool: rxrpc_recvmsg_data.isra.1()+0x2c5: unreachable instruction net/rxrpc/sendmsg.o: warning: objtool: rxrpc_send_data()+0x28f: unreachable instruction net/mac80211/tx.o: warning: objtool: ieee80211_monitor_start_xmit()+0x44: unreachable instruction /kisskb/src/net/mac80211/mesh_pathtbl.c: In function 'mesh_path_add': /kisskb/src/net/mac80211/mesh_pathtbl.c:445:11: warning: 'mpath' may be used uninitialized in this function [-Wuninitialized] lib/oid_registry.o: warning: objtool: sprint_OID()+0x33: unreachable instruction drivers/hsi/clients/hsi_char.o: warning: objtool: sg_virt()+0x2d: unreachable instruction drivers/gpu/drm/drm_crtc_helper.o: warning: objtool: drm_crtc_helper_set_config()+0x51: unreachable instruction drivers/iommu/iommu.o: warning: objtool: default_iommu_map_sg()+0x96: unreachable instruction net/wimax/id-table.o: warning: objtool: wimax_id_table_add()+0x36: unreachable instruction kernel/trace/trace_syscalls.o: warning: objtool: syscall_get_arguments.constprop.16()+0x65: unreachable instruction net/wimax/op-msg.o: warning: objtool: wimax_msg_send()+0x57: unreachable instruction net/unix/garbage.o: warning: objtool: unix_inflight()+0x73: unreachable instruction drivers/misc/ad525x_dpot.o: warning: objtool: dpot_write_spi()+0x8a: unreachable instruction drivers/mailbox/bcm-pdc-mailbox.o: warning: objtool: dma_map_sg_attrs.constprop.8()+0x57: unreachable instruction net/wimax/op-reset.o: warning: objtool: wimax_reset()+0x47: unreachable instruction net/wimax/op-rfkill.o: warning: objtool: wimax_report_rfkill_hw()+0x4b: unreachable instruction net/wimax/stack.o: warning: objtool: wimax_gnl_re_state_change_send()+0x4d: unreachable instruction net/wimax/op-state-get.o: warning: objtool: wimax_gnl_doit_state_get()+0x3b: unreachable instruction net/ipv4/ping.o: warning: objtool: ping_getfrag()+0x23: unreachable instruction net/sctp/outqueue.o: warning: objtool: sctp_outq_flush()+0x2b5: unreachable instruction net/ipv6/esp6.o: warning: objtool: esp_ssg_unref()+0x94: unreachable instruction drivers/mtd/nand/raw/nand_base.o: warning: objtool: nand_fill_oob()+0x8e: unreachable instruction drivers/mfd/cros_ec_i2c.o: warning: objtool: cros_ec_pkt_xfer_i2c()+0x69: unreachable instruction net/ipv6/ah6.o: warning: objtool: sg_set_buf()+0x3c: unreachable instruction drivers/mtd/mtdconcat.o: warning: objtool: concat_erase()+0x148: unreachable instruction drivers/media/common/videobuf2/videobuf2-vmalloc.o: warning: objtool: vb2_vmalloc_dmabuf_ops_attach()+0xcf: unreachable instruction drivers/media/common/videobuf2/videobuf2-dma-contig.o: warning: objtool: dma_map_sg_attrs()+0x51: unreachable instruction drivers/gpu/drm/drm_cache.o: warning: objtool: drm_clflush_sg.part.2()+0x64: unreachable instruction drivers/mtd/nand/raw/nand_bbt.o: warning: objtool: verify_bbt_descr()+0x54: unreachable instruction net/xfrm/xfrm_policy.o: warning: objtool: xfrm_policy_destroy()+0x30: unreachable instruction drivers/platform/chrome/cros_ec_proto.o: warning: objtool: prepare_packet()+0x35: unreachable instruction net/ipv4/ah4.o: warning: objtool: sg_set_buf()+0x3d: unreachable instruction /kisskb/src/drivers/mtd/ubi/eba.c: In function 'try_write_vid_and_data': /kisskb/src/drivers/mtd/ubi/eba.c:898:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] drivers/mmc/core/sdio_ops.o: warning: objtool: mmc_io_rw_extended()+0x1fd: unreachable instruction drivers/mtd/ubi/eba.o: warning: objtool: ubi_eba_read_leb_sg()+0xc1: unreachable instruction drivers/gpu/drm/drm_global.o: warning: objtool: drm_global_item_unref()+0x51: unreachable instruction drivers/mtd/nand/raw/tango_nand.o: warning: objtool: do_dma()+0x89: unreachable instruction drivers/gpu/drm/drm_prime.o: warning: objtool: drm_prime_sg_to_page_addr_arrays()+0x66: unreachable instruction drivers/mmc/core/mmc_test.o: warning: objtool: sg_set_page.constprop.45()+0x3a: unreachable instruction /kisskb/src/drivers/slimbus/messaging.c: In function 'slim_do_transfer': /kisskb/src/drivers/slimbus/messaging.c:126:14: warning: 'tid' may be used uninitialized in this function [-Wuninitialized] drivers/media/platform/davinci/vpfe_capture.o: warning: objtool: vpfe_register_ccdc_device()+0x40: unreachable instruction drivers/mmc/host/tmio_mmc_core.o: warning: objtool: tmio_mmc_kmap_atomic()+0x33: unreachable instruction drivers/rpmsg/virtio_rpmsg_bus.o: warning: objtool: rpmsg_sg_init()+0x97: unreachable instruction drivers/mmc/host/renesas_sdhi_sys_dmac.o: warning: objtool: dma_map_sg_attrs.constprop.10()+0x57: unreachable instruction drivers/virtio/virtio.o: warning: objtool: virtio_dev_probe()+0x82: unreachable instruction drivers/mmc/host/bcm2835.o: warning: objtool: bcm2835_prepare_dma()+0xfe: unreachable instruction drivers/virtio/virtio_ring.o: warning: objtool: sg_page()+0x2d: unreachable instruction /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_vq_avail_empty': /kisskb/src/drivers/vhost/vhost.c:2279:32: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_get_vq_desc': /kisskb/src/drivers/vhost/vhost.c:2009:23: warning: 'ring_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:1979:33: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] drivers/mmc/host/sdhci.o: warning: objtool: sdhci_kmap_atomic()+0x37: unreachable instruction /kisskb/src/drivers/thermal/mtk_thermal.c: In function 'mtk_thermal_get_calibration_data': /kisskb/src/drivers/thermal/mtk_thermal.c:593:5: warning: 'len' may be used uninitialized in this function [-Wuninitialized] drivers/mmc/host/omap_hsmmc.o: warning: objtool: omap_hsmmc_request()+0x3a: unreachable instruction drivers/gpu/drm/drm_vblank.o: warning: objtool: drm_vblank_restore()+0x82: unreachable instruction drivers/media/v4l2-core/videobuf-core.o: warning: objtool: videobuf_status()+0x57: unreachable instruction drivers/mmc/host/usdhi6rol0.o: warning: objtool: sg_page()+0x2d: unreachable instruction drivers/media/v4l2-core/videobuf-dma-contig.o: warning: objtool: videobuf_to_dma_contig()+0x30: unreachable instruction Completed OK # rm -rf /kisskb/build/linux-next-rand_x86_64-randconfig_x86_64 # Build took: 0:01:43.169275