# git rev-parse -q --verify c02be2334e7523903cc15b5258a48b85b5de6cbc^{commit}
c02be2334e7523903cc15b5258a48b85b5de6cbc
already have revision, skipping fetch
# git checkout -q -f -B kisskb c02be2334e7523903cc15b5258a48b85b5de6cbc
# git clean -qxdf
# git log -1
commit c02be2334e7523903cc15b5258a48b85b5de6cbc
Merge: b1aad68 5b4c845
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date:   Wed Feb 28 11:40:51 2018 -0800

    Merge tag 'xfs-4.16-fixes-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux
    
    Pull xfs fixes from Darrick Wong:
    
     - fix some compiler warnings
    
     - fix block reservations for transactions created during log recovery
    
     - fix resource leaks when respecifying mount options
    
    * tag 'xfs-4.16-fixes-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux:
      xfs: fix potential memory leak in mount option parsing
      xfs: reserve blocks for refcount / rmap log item recovery
      xfs: use memset to initialize xfs_scrub_agfl_info
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < git log --format=%s --max-count=1 c02be2334e7523903cc15b5258a48b85b5de6cbc
# < make -s -j 10 ARCH=x86_64 O=/kisskb/build/linus_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=0xD4BA9118
# 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 10 ARCH=x86_64 O=/kisskb/build/linus_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 10 ARCH=x86_64 O=/kisskb/build/linus_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  
/kisskb/src/arch/x86/net/bpf_jit_comp.c: In function 'do_jit':
/kisskb/src/arch/x86/net/bpf_jit_comp.c:878:8: warning: 'reload_skb_data' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/arch/x86/net/bpf_jit_comp.c: In function 'bpf_int_jit_compile':
/kisskb/src/arch/x86/net/bpf_jit_comp.c:1236:19: warning: 'proglen' may be used uninitialized in this function [-Wuninitialized]
arch/x86/mm/init_64.o: warning: objtool: __init_extra_mapping()+0x64: unreachable instruction
arch/x86/kernel/traps.o: warning: objtool: ist_begin_non_atomic()+0xf: unreachable instruction
arch/x86/mm/fault.o: warning: objtool: vmalloc_fault()+0xba: unreachable instruction
kernel/exit.o: warning: objtool: release_task()+0x4a: unreachable instruction
arch/x86/kernel/nmi.o: warning: objtool: do_nmi.part.8()+0x59: unreachable instruction
arch/x86/kernel/setup.o: warning: objtool: extend_brk()+0x13: unreachable instruction
kernel/resource.o: warning: objtool: find_next_iomem_res()+0x21: unreachable instruction
security/keys/keyring.o: warning: objtool: search_nested_keyrings()+0x2e: unreachable instruction
fs/exec.o: warning: objtool: de_thread()+0x169: unreachable instruction
crypto/algapi.o: warning: objtool: crypto_unregister_template()+0x33: unreachable instruction
fs/namei.o: warning: objtool: follow_down()+0x20: 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/e820.o: warning: objtool: e820__reallocate_tables()+0x30: unreachable instruction
kernel/signal.o: warning: objtool: task_set_jobctl_pending()+0x18: unreachable instruction
mm/vmscan.o: warning: objtool: __remove_mapping()+0x2b: unreachable instruction
block/bio.o: warning: objtool: bio_split()+0x1c: unreachable instruction
arch/x86/kernel/quirks.o: warning: objtool: ich_force_hpet_resume()+0x1c: unreachable instruction
arch/x86/kernel/alternative.o: warning: objtool: apply_alternatives()+0x59: unreachable instruction
block/elevator.o: warning: objtool: __elv_add_request()+0xdb: 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]
block/blk-core.o: warning: objtool: blk_dequeue_request()+0x1c: unreachable instruction
kernel/workqueue.o: warning: objtool: workqueue_init_early()+0xb4: unreachable instruction
fs/inode.o: warning: objtool: clear_inode()+0x21: unreachable instruction
fs/dcache.o: warning: objtool: dentry_update_name_case()+0x23: unreachable instruction
drivers/android/binder.o: warning: objtool: binder_pop_transaction_ilocked()+0xb: unreachable instruction
block/blk-flush.o: warning: objtool: blk_flush_complete_seq()+0x27: unreachable instruction
drivers/android/binder_alloc.o: warning: objtool: binder_insert_allocated_buffer_locked()+0x14: unreachable instruction
fs/file.o: warning: objtool: __fd_install()+0x3e: unreachable instruction
kernel/params.o: warning: objtool: kernel_add_sysfs_param()+0x4c: unreachable instruction
mm/percpu.o: warning: objtool: pcpu_setup_first_chunk()+0x6a: unreachable instruction
drivers/ata/libata-core.o: warning: objtool: ata_sg_setup()+0x4e: unreachable instruction
kernel/cred.o: warning: objtool: __put_cred()+0xc: unreachable instruction
arch/x86/kernel/apic/vector.o: warning: objtool: arch_early_irq_init()+0x26: unreachable instruction
kernel/smpboot.o: warning: objtool: smpboot_thread_fn()+0xb2: unreachable instruction
kernel/ucount.o: warning: objtool: user_namespace_sysctl_init()+0x25: unreachable instruction
mm/list_lru.o: warning: objtool: __list_lru_walk_one.isra.13()+0x8d: 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]
mm/gup.o: warning: objtool: get_gate_page()+0x9e: unreachable instruction
kernel/cgroup/cgroup.o: warning: objtool: compare_css_sets()+0x7f: unreachable instruction
mm/memory.o: warning: objtool: vm_insert_pfn_prot()+0x2d: unreachable instruction
/kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount':
/kisskb/src/kernel/cgroup/cgroup-v1.c:1268:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized]
/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/buffer.o: warning: objtool: block_invalidatepage()+0x28: unreachable instruction
mm/mmap.o: warning: objtool: mm_drop_all_locks()+0x1c: unreachable instruction
fs/block_dev.o: warning: objtool: blkdev_get()+0xc2: unreachable instruction
fs/direct-io.o: warning: objtool: do_direct_IO()+0x1c1: unreachable instruction
fs/mpage.o: warning: objtool: __mpage_writepage()+0x95: unreachable instruction
mm/rmap.o: warning: objtool: try_to_unmap_one()+0x2bf: unreachable instruction
mm/vmalloc.o: warning: objtool: vb_free()+0x1e: unreachable instruction
block/deadline-iosched.o: warning: objtool: deadline_exit_queue()+0x17: unreachable instruction
kernel/irq/matrix.o: warning: objtool: irq_matrix_assign_system()+0x16: unreachable instruction
drivers/base/devres.o: warning: objtool: remove_nodes.isra.5()+0xaa: unreachable instruction
/kisskb/src/block/bfq-iosched.c: In function 'bfq_exit_icq_bfqq':
/kisskb/src/block/bfq-iosched.c:4064:11: warning: 'bfqd' may be used uninitialized in this function [-Wuninitialized]
fs/affs/file.o: warning: objtool: affs_get_extblock_slow()+0x44: unreachable instruction
mm/hugetlb.o: warning: objtool: huge_pte_alloc()+0xa0: unreachable instruction
arch/x86/kernel/stacktrace.o: warning: objtool: save_stack_trace_tsk_reliable()+0x8e: unreachable instruction
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/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]
drivers/base/regmap/regmap-irq.o: warning: objtool: regmap_irq_thread()+0x6b: unreachable instruction
kernel/rcu/sync.o: warning: objtool: rcu_sync_func()+0x15: unreachable instruction
mm/slub.o: warning: objtool: early_kmem_cache_node_alloc()+0x1d: unreachable instruction
kernel/rcu/tree.o: warning: objtool: rcu_init_geometry()+0x69: unreachable instruction
mm/migrate.o: warning: objtool: buffer_migrate_page()+0x39: unreachable instruction
drivers/base/platform-msi.o: warning: objtool: platform_msi_create_irq_domain()+0x17: unreachable instruction
fs/btrfs/ctree.o: warning: objtool: __tree_mod_log_search()+0x51: unreachable instruction
crypto/drbg.o: warning: objtool: drbg_seed()+0x97: unreachable instruction
mm/huge_memory.o: warning: objtool: vmf_insert_pfn_pud()+0x33: unreachable instruction
mm/khugepaged.o: warning: objtool: collapse_huge_page.isra.51()+0x166: unreachable instruction
fs/btrfs/extent-tree.o: warning: objtool: convert_extent_item_v0()+0x3e: unreachable instruction
crypto/asymmetric_keys/public_key.o: warning: objtool: public_key_verify_signature()+0x21: unreachable instruction
fs/btrfs/print-tree.o: warning: objtool: btrfs_print_tree()+0x188: unreachable instruction
mm/page_isolation.o: warning: objtool: start_isolate_page_range()+0x22: unreachable instruction
kernel/sched/rt.o: warning: objtool: pick_next_pushable_task()+0x2e: 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/btrfs/file-item.o: warning: objtool: btrfs_csum_one_bio()+0x115: unreachable instruction
net/bluetooth/af_bluetooth.o: warning: objtool: bt_sock_reclassify_lock()+0x10: unreachable instruction
kernel/sched/deadline.o: warning: objtool: pick_next_pushable_dl_task()+0x27: unreachable instruction
mm/zsmalloc.o: warning: objtool: zs_map_object()+0x26: 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]
mm/userfaultfd.o: warning: objtool: mcopy_atomic()+0x2d: unreachable instruction
fs/btrfs/transaction.o: warning: objtool: create_pending_snapshot()+0x160: unreachable instruction
lib/assoc_array.o: warning: objtool: assoc_array_destroy_subtree()+0x3e: unreachable instruction
lib/genalloc.o: warning: objtool: gen_pool_free()+0x34: unreachable instruction
fs/btrfs/inode.o: warning: objtool: run_delalloc_nocow()+0x3fb: unreachable instruction
fs/btrfs/file.o: warning: objtool: __btrfs_drop_extents()+0x1ce: unreachable instruction
/kisskb/src/kernel/time/tick-sched.c: In function 'tick_nohz_idle_exit':
/kisskb/src/kernel/time/tick-sched.c:1074:31: warning: 'now' may be used uninitialized in this function [-Wuninitialized]
fs/btrfs/ordered-data.o: warning: objtool: __btrfs_add_ordered_extent()+0x24b: 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]
kernel/module.o: warning: objtool: frob_ro_after_init()+0x14: unreachable instruction
fs/btrfs/extent_io.o: warning: objtool: __set_extent_bit()+0xcb: unreachable instruction
lib/mpi/mpi-pow.o: warning: objtool: mpi_powm()+0x271: unreachable instruction
drivers/clocksource/clps711x-timer.o: warning: objtool: clps711x_clksrc_init()+0x22: unreachable instruction
fs/btrfs/volumes.o: warning: objtool: __btrfs_alloc_chunk()+0x3f: unreachable instruction
fs/configfs/dir.o: warning: objtool: configfs_rmdir()+0x3a: unreachable instruction
/kisskb/src/lib/raid6/recov_avx512.c:387:2: warning: #warning "your version of binutils lacks AVX512 support" [-Wcpp]
fs/btrfs/ioctl.o: warning: objtool: create_subvol()+0x5d9: unreachable instruction
net/core/skbuff.o: warning: objtool: __skb_to_sgvec()+0x138: unreachable instruction
fs/btrfs/locking.o: warning: objtool: btrfs_clear_lock_blocking_rw()+0x36: unreachable instruction
kernel/audit_fsnotify.o: warning: objtool: audit_mark_handle_event()+0x18: unreachable instruction
kernel/audit_watch.o: warning: objtool: audit_watch_handle_event()+0x16: unreachable instruction
/kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic':
/kisskb/src/net/core/gen_stats.c:149:19: warning: 'seq' may be used uninitialized in this function [-Wuninitialized]
kernel/kprobes.o: warning: objtool: reuse_unused_kprobe()+0x14: unreachable instruction
net/decnet/dn_rules.o: warning: objtool: dn_fib_rules_init()+0x28: unreachable instruction
net/core/net_namespace.o: warning: objtool: net_assign_generic()+0x29: 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()+0x34: unreachable instruction
fs/btrfs/compression.o: warning: objtool: btrfs_submit_compressed_write()+0x185: unreachable instruction
net/key/af_key.o: warning: objtool: pfkey_send_new_mapping()+0x15b: unreachable instruction
fs/crypto/crypto.o: warning: objtool: fscrypt_encrypt_page()+0x25: unreachable instruction
drivers/crypto/atmel-aes.o: warning: objtool: dma_map_sg_attrs.constprop.35()+0x3b: unreachable instruction
fs/btrfs/delayed-ref.o: warning: objtool: drop_delayed_ref.isra.8()+0x1d: unreachable instruction
fs/btrfs/delayed-inode.o: warning: objtool: __btrfs_remove_delayed_item()+0x27: 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]
drivers/crypto/atmel-tdes.o: warning: objtool: dma_map_sg_attrs.constprop.36()+0x23: unreachable instruction
drivers/crypto/s5p-sss.o: warning: objtool: dma_map_sg_attrs.constprop.35()+0x3b: unreachable instruction
fs/btrfs/relocation.o: warning: objtool: create_reloc_root()+0x5c: unreachable instruction
net/core/dev.o: warning: objtool: skb_checksum_help()+0x8c: unreachable instruction
drivers/crypto/inside-secure/safexcel_cipher.o: warning: objtool: dma_map_sg_attrs.constprop.8()+0x3b: unreachable instruction
/kisskb/src/sound/soc/codecs/wm8978.c: In function 'wm8978_hw_params':
/kisskb/src/sound/soc/codecs/wm8978.c:814:5: warning: 'diff' may be used uninitialized in this function [-Wuninitialized]
fs/btrfs/scrub.o: warning: objtool: scrub_repair_page_from_good_copy()+0x2e: unreachable instruction
lib/swiotlb.o: warning: objtool: swiotlb_tbl_sync_single()+0x53: unreachable instruction
fs/btrfs/backref.o: warning: objtool: add_missing_keys()+0x35: unreachable instruction
fs/btrfs/qgroup.o: warning: objtool: btrfs_qgroup_trace_subtree()+0x2d: unreachable instruction
drivers/crypto/mediatek/mtk-aes.o: warning: objtool: dma_map_sg_attrs.constprop.25()+0x28: unreachable instruction
drivers/dma-buf/dma-fence.o: warning: objtool: dma_fence_init()+0xb: unreachable instruction
drivers/dma-buf/dma-buf.o: warning: objtool: dma_buf_vunmap()+0x21: unreachable instruction
fs/btrfs/send.o: warning: objtool: read_symlink()+0xbe: 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]
fs/btrfs/raid56.o: warning: objtool: finish_rmw()+0x70: unreachable instruction
fs/ecryptfs/crypto.o: warning: objtool: ecryptfs_compute_root_iv()+0x1a: unreachable instruction
fs/ecryptfs/miscdev.o: warning: objtool: ecryptfs_miscdev_release()+0x22: unreachable instruction
fs/ext4/bitmap.o: warning: objtool: ext4_chksum.isra.1()+0x14: unreachable instruction
fs/btrfs/check-integrity.o: warning: objtool: btrfsic_block_link_hashtable_add()+0x2b: unreachable instruction
fs/ext4/extents_status.o: warning: objtool: ext4_es_find_delayed_extent_range()+0x21: unreachable instruction
fs/f2fs/inode.o: warning: objtool: f2fs_chksum()+0x1b: unreachable instruction
fs/ext4/extents.o: warning: objtool: ext4_extent_block_csum()+0x2a: unreachable instruction
fs/ext4/fsync.o: warning: objtool: ext4_sync_file()+0x4f: unreachable instruction
fs/f2fs/super.o: warning: objtool: f2fs_fill_super()+0x137: unreachable instruction
fs/ext4/ialloc.o: warning: objtool: ext4_chksum.isra.26.constprop.28()+0x12: unreachable instruction
fs/ext4/indirect.o: warning: objtool: ext4_ind_map_blocks()+0x44: unreachable instruction
lib/idr.o: warning: objtool: ida_simple_get()+0x20: unreachable instruction
fs/f2fs/checkpoint.o: warning: objtool: f2fs_crc32()+0x16: unreachable instruction
fs/ext4/inline.o: warning: objtool: ext4_write_inline_data()+0x3d: unreachable instruction
lib/kobject.o: warning: objtool: create_dir()+0x92: unreachable instruction
fs/fat/inode.o: warning: objtool: fat_get_block()+0x145: unreachable instruction
fs/ext4/inode.o: warning: objtool: mpage_release_unused_pages()+0xbb: unreachable instruction
lib/plist.o: warning: objtool: plist_requeue()+0x19: unreachable instruction
fs/f2fs/node.o: warning: objtool: truncate_inode_blocks()+0x13b: unreachable instruction
lib/radix-tree.o: warning: objtool: radix_tree_tag_set()+0x32: unreachable instruction
fs/ext4/mballoc.o: warning: objtool: mb_find_buddy()+0x10: unreachable instruction
fs/freevxfs/vxfs_olt.o: warning: objtool: vxfs_read_olt()+0x2a: unreachable instruction
fs/ext4/mmp.o: warning: objtool: ext4_mmp_csum()+0x23: unreachable instruction
fs/ext4/move_extent.o: warning: objtool: mext_page_mkuptodate()+0x42: unreachable instruction
fs/ext4/namei.o: warning: objtool: dx_insert_block()+0x2d: unreachable instruction
fs/fscache/cache.o: warning: objtool: fscache_withdraw_cache()+0xe8: unreachable instruction
fs/ext4/page-io.o: warning: objtool: ext4_release_io_end()+0x17: unreachable instruction
fs/fscache/cookie.o: warning: objtool: __fscache_invalidate()+0x8b: unreachable instruction
drivers/gpu/drm/drm_crtc_helper.o: warning: objtool: drm_crtc_helper_set_config()+0x35: unreachable instruction
drivers/hwspinlock/hwspinlock_core.o: warning: objtool: __hwspin_unlock()+0x1b: unreachable instruction
fs/ext4/resize.o: warning: objtool: ext4_alloc_group_tables()+0x3b: unreachable instruction
fs/fscache/object.o: warning: objtool: fscache_look_up_object()+0x7b: unreachable instruction
fs/fscache/page.o: warning: objtool: __fscache_uncache_page()+0x81: unreachable instruction
fs/fscache/operation.o: warning: objtool: fscache_put_operation()+0x82: unreachable instruction
fs/fscache/object-list.o: warning: objtool: fscache_objlist_add()+0x38: unreachable instruction
fs/ext4/super.o: warning: objtool: ext4_chksum.isra.38()+0x14: unreachable instruction
fs/fuse/dir.o: warning: objtool: fuse_set_nowrite()+0x29: unreachable instruction
fs/ext4/xattr.o: warning: objtool: ext4_chksum.isra.17()+0x14: unreachable instruction
fs/fuse/dev.o: warning: objtool: fuse_copy_fill.part.23()+0x49: unreachable instruction
lib/oid_registry.o: warning: objtool: sprint_OID()+0xe: unreachable instruction
fs/fuse/file.o: warning: objtool: fuse_writepage_in_flight()+0x31: unreachable instruction
fs/gfs2/bmap.o: warning: objtool: gfs2_indirect_init()+0x3d: unreachable instruction
fs/fuse/inode.o: warning: objtool: fuse_destroy_inode()+0x1e: unreachable instruction
fs/gfs2/glock.o: warning: objtool: __gfs2_glock_put()+0x55: unreachable instruction
fs/gfs2/lops.o: warning: objtool: gfs2_unpin()+0x21: unreachable instruction
drivers/input/gameport/gameport.o: warning: objtool: gameport_start_polling()+0x35: unreachable instruction
fs/gfs2/meta_io.o: warning: objtool: gfs2_aspace_writepage()+0x57: unreachable instruction
fs/gfs2/aops.o: warning: objtool: gfs2_invalidatepage()+0x45: unreachable instruction
drivers/ide/ide-io.o: warning: objtool: start_request()+0x1c: unreachable instruction
/kisskb/src/net/mac80211/tx.c: In function 'ieee80211_build_hdr':
/kisskb/src/net/mac80211/tx.c:2452:27: warning: 'chanctx_conf' may be used uninitialized in this function [-Wuninitialized]
fs/gfs2/ops_fstype.o: warning: objtool: gfs2_read_sb()+0x181: unreachable instruction
net/mac80211/tx.o: warning: objtool: ieee80211_monitor_start_xmit()+0x25: unreachable instruction
drivers/ide/ide-probe.o: warning: objtool: ide_unregister()+0x19: unreachable instruction
fs/hfs/btree.o: warning: objtool: hfs_btree_open()+0x98: unreachable instruction
fs/gfs2/quota.o: warning: objtool: gfs2_write_buf_to_page()+0x74: unreachable instruction
fs/gfs2/rgrp.o: warning: objtool: gfs2_free_extlen()+0x78: unreachable instruction
/kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_handle_pwr_constr.isra.30':
/kisskb/src/net/mac80211/mlme.c:1350:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized]
fs/gfs2/trans.o: warning: objtool: gfs2_trans_begin()+0x2f: unreachable instruction
net/netlink/genetlink.o: warning: objtool: genl_validate_assign_mc_groups()+0x74: unreachable instruction
fs/jbd2/transaction.o: warning: objtool: __jbd2_journal_temp_unlink_buffer()+0x17: unreachable instruction
drivers/gpu/drm/drm_global.o: warning: objtool: drm_global_item_unref()+0x2e: unreachable instruction
fs/jbd2/commit.o: warning: objtool: jbd2_chksum.isra.16()+0x14: unreachable instruction
fs/jbd2/recovery.o: warning: objtool: jbd2_chksum.isra.2()+0x14: unreachable instruction
fs/jbd2/checkpoint.o: warning: objtool: __jbd2_journal_insert_checkpoint()+0x23: unreachable instruction
drivers/gpu/drm/drm_prime.o: warning: objtool: drm_gem_map_dma_buf()+0xb1: unreachable instruction
fs/jbd2/revoke.o: warning: objtool: jbd2_journal_init_revoke()+0x1d: unreachable instruction
net/rfkill/core.o: warning: objtool: rfkill_init_sw_state()+0x18: unreachable instruction
fs/hfsplus/xattr.o: warning: objtool: hfsplus_create_attributes_file()+0x67: unreachable instruction
fs/jbd2/journal.o: warning: objtool: get_slab()+0x13: unreachable instruction
drivers/md/bcache/alloc.o: warning: objtool: bch_bucket_alloc()+0x1e0: unreachable instruction
drivers/md/bcache/bset.o: warning: objtool: make_bfloat()+0xd9: unreachable instruction
drivers/md/bcache/btree.o: warning: objtool: do_btree_node_write()+0x5b: unreachable instruction
net/wimax/id-table.o: warning: objtool: wimax_id_table_add()+0x18: unreachable instruction
drivers/md/bcache/closure.o: warning: objtool: closure_put_after_sub()+0x10: unreachable instruction
net/wimax/op-reset.o: warning: objtool: wimax_reset()+0x28: unreachable instruction
net/wimax/op-msg.o: warning: objtool: wimax_msg_send()+0x33: unreachable instruction
net/wimax/op-rfkill.o: warning: objtool: wimax_report_rfkill_hw()+0x2d: unreachable instruction
drivers/md/bcache/extents.o: warning: objtool: bch_extent_insert_fixup()+0x38: unreachable instruction
net/wimax/op-state-get.o: warning: objtool: wimax_gnl_doit_state_get()+0x21: unreachable instruction
drivers/md/bcache/journal.o: warning: objtool: bch_journal_replay()+0x57: unreachable instruction
net/wimax/stack.o: warning: objtool: wimax_gnl_re_state_change_send()+0x30: unreachable instruction
fs/notify/mark.o: warning: objtool: fsnotify_add_mark_locked()+0x24: unreachable instruction
fs/ntfs/aops.o: warning: objtool: ntfs_bmap()+0x78: unreachable instruction
drivers/md/bcache/request.o: warning: objtool: cache_lookup_fn()+0xe5: unreachable instruction
fs/notify/inotify/inotify_user.o: warning: objtool: inotify_idr_find_locked()+0x14: unreachable instruction
fs/ntfs/attrib.o: warning: objtool: ntfs_attr_lookup()+0x1a: unreachable instruction
fs/ntfs/collate.o: warning: objtool: ntfs_collate_ntofs_ulong()+0xb: unreachable instruction
net/xfrm/xfrm_policy.o: warning: objtool: xfrm_policy_destroy()+0x14: unreachable instruction
fs/ntfs/compress.o: warning: objtool: ntfs_read_compressed_block()+0x81: unreachable instruction
drivers/md/bcache/super.o: warning: objtool: cache_alloc()+0x91: unreachable instruction
fs/ntfs/dir.o: warning: objtool: ntfs_lookup_inode_by_name()+0x43: unreachable instruction
drivers/md/bcache/util.o: warning: objtool: bch_bio_map()+0x26: unreachable instruction
fs/ntfs/index.o: warning: objtool: ntfs_index_lookup()+0x45: unreachable instruction
drivers/md/bcache/writeback.o: warning: objtool: read_dirty()+0x25: unreachable instruction
fs/ntfs/inode.o: warning: objtool: ntfs_destroy_extent_inode()+0x13: unreachable instruction
fs/overlayfs/namei.o: warning: objtool: ovl_path_next()+0x18: unreachable instruction
fs/ntfs/runlist.o: warning: objtool: ntfs_are_rl_mergeable()+0xb: unreachable instruction
fs/ntfs/super.o: warning: objtool: ntfs_fill_super()+0x17d: unreachable instruction
fs/proc/base.o: warning: objtool: proc_pid_cmdline_read()+0x24: unreachable instruction
fs/proc/array.o: warning: objtool: proc_pid_status()+0x61: unreachable instruction
drivers/mfd/cros_ec_i2c.o: warning: objtool: cros_ec_pkt_xfer_i2c()+0x44: unreachable instruction
drivers/mmc/host/omap_hsmmc.o: warning: objtool: omap_hsmmc_request()+0x1b: unreachable instruction
drivers/misc/ad525x_dpot.o: warning: objtool: dpot_write_spi()+0x84: unreachable instruction
fs/sysfs/file.o: warning: objtool: sysfs_kf_seq_show()+0x42: unreachable instruction
fs/ufs/balloc.o: warning: objtool: ufs_change_blocknr()+0x56: unreachable instruction
drivers/net/wireless/marvell/libertas/cmd.o: warning: objtool: lbs_set_deep_sleep()+0x25: unreachable instruction
drivers/net/wireless/marvell/libertas/main.o: warning: objtool: lbs_add_card()+0x4c: unreachable instruction
fs/ufs/super.o: warning: objtool: ufs_show_options()+0x3a: unreachable instruction
drivers/net/wireless/marvell/libertas/firmware.o: warning: objtool: lbs_get_firmware()+0x22: unreachable instruction
drivers/platform/chrome/cros_ec_proto.o: warning: objtool: prepare_packet()+0x16: unreachable instruction
fs/userfaultfd.o: warning: objtool: userfaultfd_register()+0x151: unreachable instruction
fs/aio.o: warning: objtool: aio_migratepage()+0xaa: unreachable instruction
fs/locks.o: warning: objtool: locks_free_lock()+0x18: 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/staging/android/ion/ion.o: warning: objtool: ion_map_dma_buf()+0x3b: unreachable instruction
drivers/scsi/scsi_lib.o: warning: objtool: scsi_init_io()+0x10a: unreachable instruction
drivers/staging/ccree/cc_buffer_mgr.o: warning: objtool: dma_map_sg_attrs.constprop.22()+0x28: unreachable instruction
drivers/scsi/scsi_lib_dma.o: warning: objtool: scsi_dma_map()+0x59: unreachable instruction
drivers/scsi/device_handler/scsi_dh_alua.o: warning: objtool: alua_rtpg()+0x3d6: unreachable instruction
drivers/target/target_core_transport.o: warning: objtool: target_submit_cmd_map_sgls()+0x39: unreachable instruction
/kisskb/src/drivers/staging/comedi/drivers/pcl818.c: In function 'pcl818_ai_cmd':
/kisskb/src/drivers/staging/comedi/drivers/pcl818.c:337:6: warning: 'last_chan' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/staging/comedi/drivers/pcl818.c:347:15: note: 'last_chan' was declared here
drivers/scsi/hisi_sas/hisi_sas_main.o: warning: objtool: hisi_sas_task_prep()+0x138: unreachable instruction
drivers/scsi/hisi_sas/hisi_sas_v1_hw.o: warning: objtool: dma_map_sg_attrs.constprop.17()+0x36: unreachable instruction
/kisskb/src/drivers/tty/serial/serial_core.c: In function 'uart_write':
/kisskb/src/include/linux/spinlock.h:365:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/serial_core.c:560:16: note: 'flags' was declared here
drivers/scsi/libfc/fc_libfc.o: warning: objtool: fc_fc4_conf_lport_params()+0xb: unreachable instruction
drivers/scsi/hisi_sas/hisi_sas_v2_hw.o: warning: objtool: dma_map_sg_attrs.constprop.23()+0x36: unreachable instruction
drivers/tty/serial/8250/8250_core.o: warning: objtool: serial_unlink_irq_chain()+0x48: unreachable instruction
/kisskb/src/drivers/target/target_core_user.c: In function 'scatter_data_area':
/kisskb/src/drivers/target/target_core_user.c:569:29: warning: 'dbi' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/target/target_core_user.c:583:9: note: 'dbi' was declared here
/kisskb/src/drivers/staging/comedi/drivers/dt282x.c: In function 'dt282x_ns_to_timer':
/kisskb/src/drivers/staging/comedi/drivers/dt282x.c:389:5: warning: 'divider' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/staging/comedi/drivers/dt282x.c:394:16: warning: 'base' may be used uninitialized in this function [-Wuninitialized]
drivers/tty/serial/atmel_serial.o: warning: objtool: dma_map_sg_attrs.constprop.46()+0x23: unreachable instruction
drivers/scsi/libsas/sas_expander.o: warning: objtool: sas_add_parent_port()+0x39: unreachable instruction
drivers/uwb/est.o: warning: objtool: uwb_est_get_size()+0xa2: unreachable instruction
drivers/scsi/virtio_scsi.o: warning: objtool: virtscsi_queuecommand()+0x2f: unreachable instruction
drivers/uwb/lc-dev.o: warning: objtool: uwb_dev_add()+0x1a: unreachable instruction
drivers/tty/serial/fsl_lpuart.o: warning: objtool: dma_map_sg_attrs.constprop.31()+0x28: unreachable instruction
/kisskb/src/drivers/staging/most/cdev/cdev.c: In function 'comp_read':
/kisskb/src/drivers/staging/most/cdev/cdev.c:277:24: warning: 'mbo' may be used uninitialized in this function [-Wuninitialized]
drivers/staging/most/i2c/i2c.o: warning: objtool: poison_channel()+0x15: unreachable instruction
drivers/scsi/scsi_debug.o: warning: objtool: resp_unmap.part.39()+0x32: unreachable instruction
drivers/tty/serial/mxs-auart.o: warning: objtool: dma_map_sg_attrs.constprop.31()+0x36: unreachable instruction
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.o: warning: objtool: pause_bulks()+0x17: unreachable instruction
/kisskb/src/drivers/video/backlight/adp8860_bl.c: In function 'adp8860_bl_ambient_light_level_show':
/kisskb/src/drivers/video/backlight/adp8860_bl.c:579:10: warning: 'ret_val' may be used uninitialized in this function [-Wuninitialized]
drivers/virtio/virtio.o: warning: objtool: virtio_dev_probe()+0x5b: unreachable instruction
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.o: warning: objtool: create_pagelist()+0x40: unreachable instruction
drivers/virtio/virtio_ring.o: warning: objtool: detach_buf()+0xf8: unreachable instruction
drivers/staging/speakup/varhandlers.o: warning: objtool: spk_get_var()+0xb: unreachable instruction
Completed OK
# rm -rf /kisskb/build/linus_x86_64-randconfig_x86_64
# Build took: 0:02:07.286582