Buildresult: linus-rand/x86_64-randconfig/x86_64-gcc4.6 built on Aug 17 2018, 02:37

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Status:	OK
Date/Time:	Aug 17 2018, 02:37
Duration:	0:01:21.550125
Builder:	ka4
Revision:	Merge branch 'next-integrity' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security (`f91e654474d413201ae578820fb63f8a811f6c4e)`
Target:	linus-rand/x86_64-randconfig/x86_64-gcc4.6
Branch:	linus-rand
Compiler:	x86_64-gcc4.6 (x86_64-linux-gcc (GCC) 4.6.3)
Config:	randconfig (download)
Log:	Download original Possible warnings (395) kernel/rcu/.tmp_sync.o: warning: objtool: rcu_sync_func()+0x2f: unreachable instruction fs/freevxfs/.tmp_vxfs_bmap.o: warning: objtool: vxfs_bmap1()+0x282: unreachable instruction arch/x86/net/bpf_jit_comp.c:1178:19: warning: 'proglen' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] fs/crypto/.tmp_crypto.o: warning: objtool: fscrypt_encrypt_page()+0x49: unreachable instruction include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] fs/hugetlbfs/.tmp_inode.o: warning: objtool: remove_inode_hugepages()+0x1cf: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/ntfs/.tmp_aops.o: warning: objtool: ntfs_bmap()+0xae: unreachable instruction fs/jbd2/.tmp_transaction.o: warning: objtool: jbd2_journal_file_inode()+0xe3: unreachable instruction fs/ocfs2/dlmfs/.tmp_userdlm.o: warning: objtool: user_unlock_ast()+0x8f: unreachable instruction fs/ufs/.tmp_balloc.o: warning: objtool: ufs_new_fragments()+0x9f5: unreachable instruction fs/ocfs2/dlmfs/.tmp_dlmfs.o: warning: objtool: dlmfs_get_inode()+0x91: unreachable instruction arch/x86/mm/.tmp_init_64.o: warning: objtool: sync_global_pgds()+0x127: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] arch/x86/kernel/.tmp_traps.o: warning: objtool: ist_begin_non_atomic()+0x2b: unreachable instruction fs/ocfs2/cluster/.tmp_heartbeat.o: warning: objtool: o2hb_register_callback()+0x3c: unreachable instruction fs/fscache/.tmp_cache.o: warning: objtool: fscache_withdraw_cache()+0xad: unreachable instruction fs/exofs/.tmp_ore.o: warning: objtool: _prepare_for_striping()+0xa3: unreachable instruction fs/quota/.tmp_dquot.o: warning: objtool: dqput()+0x61: unreachable instruction fs/ntfs/.tmp_collate.o: warning: objtool: ntfs_collate()+0x53: can't find jump dest instruction at .text+0x1d3 kernel/time/.tmp_timer.o: warning: objtool: timers_dead_cpu()+0x3e: unreachable instruction fs/proc/.tmp_task_mmu.o: warning: objtool: smaps_pte_range()+0xd4: unreachable instruction mm/.tmp_filemap.o: warning: objtool: __add_to_page_cache_locked()+0x68: unreachable instruction kernel/dma/.tmp_swiotlb.o: warning: objtool: swiotlb_tbl_map_single()+0xd4: unreachable instruction fs/udf/.tmp_file.o: warning: objtool: udf_adinicb_writepage()+0x3e: unreachable instruction fs/jffs2/.tmp_file.o: warning: objtool: jffs2_do_readpage_nolock()+0x4c: unreachable instruction fs/overlayfs/.tmp_namei.o: warning: objtool: ovl_path_next()+0x3d: unreachable instruction fs/ntfs/.tmp_attrib.o: warning: objtool: ntfs_attr_find_in_attrdef()+0x38: unreachable instruction fs/configfs/.tmp_dir.o: warning: objtool: configfs_rmdir()+0x5a: unreachable instruction fs/exofs/.tmp_ore_raid.o: warning: objtool: _ore_add_parity_unit()+0x35d: unreachable instruction kernel/cgroup/.tmp_cgroup.o: warning: objtool: find_css_set()+0x21e: unreachable instruction arch/x86/mm/.tmp_fault.o: warning: objtool: vmalloc_fault()+0x13e: unreachable instruction fs/ocfs2/cluster/.tmp_quorum.o: warning: objtool: o2quo_clear_hold.constprop.1()+0x35: unreachable instruction fs/jffs2/.tmp_nodelist.o: warning: objtool: jffs2_link_node_ref()+0x41: unreachable instruction crypto/async_tx/.tmp_async_tx.o: warning: objtool: async_tx_submit()+0x54: unreachable instruction fs/fscache/.tmp_cookie.o: warning: objtool: fscache_alloc_object()+0x15d: unreachable instruction kernel/sched/.tmp_core.o: warning: objtool: sched_cpu_dying()+0x76: unreachable instruction fs/jfs/.tmp_namei.o: warning: objtool: jfs_rename()+0x369: unreachable instruction kernel/.tmp_cpu.o: warning: objtool: takedown_cpu()+0xab: unreachable instruction crypto/.tmp_api.o: warning: objtool: __crypto_alloc_tfm()+0x42: unreachable instruction arch/x86/kernel/cpu/.tmp_common.o: warning: objtool: identify_secondary_cpu()+0x2c: unreachable instruction fs/affs/.tmp_file.o: warning: objtool: affs_get_extblock()+0x67: unreachable instruction fs/jbd2/.tmp_commit.o: warning: objtool: jbd2_chksum.isra.9()+0x3d: unreachable instruction block/.tmp_bio.o: warning: objtool: bio_split()+0x3b: unreachable instruction fs/ntfs/.tmp_compress.o: warning: objtool: ntfs_read_compressed_block()+0xb5: unreachable instruction kernel/time/.tmp_hrtimer.o: warning: objtool: hrtimers_dead_cpu()+0x42: unreachable instruction arch/x86/kernel/apic/.tmp_vector.o: warning: objtool: arch_early_irq_init()+0x43: unreachable instruction kernel/.tmp_softirq.o: warning: objtool: tasklet_kill_immediate()+0x3f: unreachable instruction kernel/cgroup/cgroup-v1.c:1256:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] fs/freevxfs/.tmp_vxfs_olt.o: warning: objtool: vxfs_read_olt()+0x4b: unreachable instruction fs/exofs/.tmp_inode.o: warning: objtool: readpage_strip()+0x4f: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/notify/inotify/.tmp_inotify_user.o: warning: objtool: inotify_idr_find_locked()+0x36: unreachable instruction kernel/.tmp_exit.o: warning: objtool: release_task()+0xb5: unreachable instruction fs/ocfs2/cluster/.tmp_tcp.o: warning: objtool: o2net_set_nn_state()+0x59: unreachable instruction fs/ntfs/.tmp_dir.o: warning: objtool: ntfs_lookup_inode_by_name()+0x60: unreachable instruction fs/udf/.tmp_inode.o: warning: objtool: udf_expand_file_adinicb()+0x161: unreachable instruction kernel/power/.tmp_suspend.o: warning: objtool: suspend_devices_and_enter()+0x363: unreachable instruction ipc/shm.c:1658:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] fs/jbd2/.tmp_recovery.o: warning: objtool: jbd2_chksum.isra.3()+0x3d: unreachable instruction fs/jbd2/.tmp_checkpoint.o: warning: objtool: __jbd2_journal_insert_checkpoint()+0x46: unreachable instruction fs/f2fs/.tmp_inode.o: warning: objtool: f2fs_chksum()+0x41: unreachable instruction arch/x86/mm/.tmp_pageattr.o: warning: objtool: change_page_attr_set_clr()+0x240: unreachable instruction security/keys/.tmp_keyring.o: warning: objtool: search_nested_keyrings()+0x51: unreachable instruction fs/ntfs/.tmp_index.o: warning: objtool: ntfs_index_lookup()+0x63: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/nilfs2/.tmp_btnode.o: warning: objtool: nilfs_btnode_prepare_change_key()+0x9b: unreachable instruction fs/jffs2/.tmp_readinode.o: warning: objtool: check_tn_node()+0x49: unreachable instruction fs/isofs/.tmp_compress.o: warning: objtool: zisofs_readpage()+0x89c: unreachable instruction fs/nilfs2/.tmp_page.o: warning: objtool: nilfs_copy_page()+0x42: unreachable instruction kernel/.tmp_resource.o: warning: objtool: find_next_iomem_res()+0x3b: unreachable instruction fs/orangefs/.tmp_inode.o: warning: objtool: orangefs_readpages()+0x14e: unreachable instruction fs/ntfs/.tmp_file.o: warning: objtool: ntfs_perform_write.isra.13()+0x366: unreachable instruction crypto/async_tx/.tmp_async_pq.o: warning: objtool: async_gen_syndrome()+0x67: unreachable instruction fs/notify/.tmp_mark.o: warning: objtool: fsnotify_add_mark_locked()+0x4f: unreachable instruction kernel/power/.tmp_hibernate.o: warning: objtool: hibernation_restore()+0xc7: unreachable instruction fs/ufs/.tmp_inode.o: warning: objtool: ufs_setattr()+0x18d: unreachable instruction mm/.tmp_page-writeback.o: warning: objtool: write_one_page()+0x60: unreachable instruction fs/.tmp_exec.o: warning: objtool: flush_old_exec()+0x27b: unreachable instruction fs/jbd2/.tmp_revoke.o: warning: objtool: jbd2_journal_init_revoke()+0x37: unreachable instruction fs/fscache/.tmp_object.o: warning: objtool: fscache_look_up_object()+0xc3: unreachable instruction block/.tmp_elevator.o: warning: objtool: __elv_add_request()+0x247: unreachable instruction fs/fscache/.tmp_operation.o: warning: objtool: fscache_put_operation()+0xc4: unreachable instruction fs/ntfs/.tmp_inode.o: warning: objtool: ntfs_init_locked_inode()+0x92: unreachable instruction kernel/sched/.tmp_rt.o: warning: objtool: pick_next_pushable_task()+0x54: unreachable instruction fs/jfs/.tmp_jfs_imap.o: warning: objtool: diFree()+0x525: unreachable instruction fs/jfs/.tmp_jfs_xtree.o: warning: objtool: xtUpdate()+0x70e: unreachable instruction drivers/ata/.tmp_libata-core.o: warning: objtool: ata_qc_issue()+0x1fd: unreachable instruction fs/orangefs/.tmp_orangefs-mod.o: warning: objtool: orangefs_exit()+0x69: unreachable instruction kernel/sched/.tmp_deadline.o: warning: objtool: pick_next_pushable_dl_task()+0x4d: unreachable instruction fs/udf/.tmp_truncate.o: warning: objtool: udf_truncate_extents()+0x40: unreachable instruction kernel/cgroup/.tmp_cpuset.o: warning: objtool: cpuset_init()+0x36: unreachable instruction fs/ntfs/.tmp_mft.o: warning: objtool: unmap_mft_record()+0x32: unreachable instruction fs/ufs/.tmp_super.o: warning: objtool: ufs_show_options()+0x66: unreachable instruction mm/.tmp_page_alloc.o: warning: objtool: __free_one_page()+0x47: unreachable instruction crypto/.tmp_algapi.o: warning: objtool: crypto_unregister_template()+0x4c: unreachable instruction fs/fscache/.tmp_page.o: warning: objtool: __fscache_uncache_page()+0xc0: unreachable instruction arch/x86/kernel/apic/io_apic.c:1034:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized] kernel/events/.tmp_uprobes.o: warning: objtool: uprobe_write_opcode()+0x13f: unreachable instruction fs/.tmp_dcache.o: warning: objtool: hlist_bl_add_head_rcu()+0x42: unreachable instruction fs/.tmp_file.o: warning: objtool: expand_files()+0x1e1: unreachable instruction fs/btrfs/.tmp_ctree.o: warning: objtool: __tree_mod_log_search()+0x7c: unreachable instruction fs/jfs/.tmp_jfs_dmap.o: warning: objtool: dbFindBits()+0x3c: unreachable instruction fs/.tmp_namei.o: warning: objtool: follow_down()+0x4a: unreachable instruction fs/.tmp_inode.o: warning: objtool: clear_inode()+0x44: unreachable instruction fs/fscache/.tmp_object-list.o: warning: objtool: fscache_objlist_add()+0x57: unreachable instruction block/.tmp_blk-flush.o: warning: objtool: blk_flush_complete_seq()+0x57: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/jbd2/.tmp_journal.o: warning: objtool: get_slab()+0x33: unreachable instruction fs/proc/.tmp_array.o: warning: objtool: proc_task_name()+0x57: unreachable instruction fs/jfs/.tmp_jfs_dtree.o: warning: objtool: add_index()+0x59: unreachable instruction fs/ntfs/.tmp_runlist.o: warning: objtool: ntfs_are_rl_mergeable()+0x2e: unreachable instruction fs/.tmp_libfs.o: warning: objtool: simple_write_end()+0x7e: unreachable instruction mm/.tmp_truncate.o: warning: objtool: invalidate_inode_pages2_range()+0x188: unreachable instruction fs/ntfs/.tmp_super.o: warning: objtool: ntfs_fill_super()+0x18e: unreachable instruction fs/jfs/.tmp_jfs_metapage.o: warning: objtool: metapage_invalidatepage()+0x38: unreachable instruction fs/jffs2/.tmp_gc.o: warning: objtool: jffs2_garbage_collect_pass()+0x17c: unreachable instruction net/bluetooth/.tmp_af_bluetooth.o: warning: objtool: bt_sock_reclassify_lock()+0x32: unreachable instruction mm/.tmp_swap.o: warning: objtool: lru_cache_add()+0x57: unreachable instruction fs/splice.c:1384:29: warning: 'type' may be used uninitialized in this function [-Wuninitialized] fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] fs/splice.c:1358:22: warning: 'type' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/.tmp_print-tree.o: warning: objtool: btrfs_print_tree()+0x220: unreachable instruction fs/ocfs2/.tmp_aops.o: warning: objtool: ocfs2_figure_cluster_boundaries()+0x97: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] block/.tmp_blk-core.o: warning: objtool: blk_start_request()+0xc9: unreachable instruction fs/jfs/.tmp_jfs_logmgr.o: warning: objtool: lbmIODone()+0x331: unreachable instruction fs/ntfs/.tmp_bitmap.o: warning: objtool: __ntfs_bitmap_set_bits_in_run()+0x48: unreachable instruction fs/jfs/.tmp_jfs_txnmgr.o: warning: objtool: txUnlock()+0xc1: unreachable instruction fs/ntfs/.tmp_lcnalloc.o: warning: objtool: ntfs_cluster_alloc()+0x58: unreachable instruction arch/x86/kernel/.tmp_nmi.o: warning: objtool: do_nmi()+0xc6: unreachable instruction fs/f2fs/.tmp_checkpoint.o: warning: objtool: f2fs_crc32()+0x3c: unreachable instruction fs/nilfs2/.tmp_segment.o: warning: objtool: nilfs_transaction_unlock()+0x59: unreachable instruction mm/.tmp_shmem.o: warning: objtool: shmem_radix_tree_replace()+0x41: unreachable instruction kernel/.tmp_signal.o: warning: objtool: task_set_jobctl_pending()+0x37: unreachable instruction fs/f2fs/.tmp_super.o: warning: objtool: f2fs_fill_super()+0x63a: unreachable instruction fs/btrfs/.tmp_extent-tree.o: warning: objtool: remove_extent_data_ref()+0x139: unreachable instruction mm/.tmp_vmscan.o: warning: objtool: page_ref_unfreeze()+0x43: unreachable instruction arch/x86/kernel/.tmp_setup.o: warning: objtool: extend_brk()+0x36: unreachable instruction fs/ntfs/.tmp_logfile.o: warning: objtool: ntfs_check_logfile()+0x51d: unreachable instruction fs/.tmp_direct-io.o: warning: objtool: do_blockdev_direct_IO()+0x59a: unreachable instruction fs/btrfs/.tmp_file-item.o: warning: objtool: btrfs_csum_one_bio()+0x130: unreachable instruction kernel/.tmp_params.o: warning: objtool: param_sysfs_init()+0x19b: unreachable instruction mm/vmstat.c:89:5: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] drivers/bcma/.tmp_driver_chipcommon_pmu.o: warning: objtool: bcma_pmu_pll_clock()+0x4b: unreachable instruction fs/.tmp_mpage.o: warning: objtool: do_mpage_readpage()+0x392: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/.tmp_block_dev.o: warning: objtool: blkdev_get()+0x259: unreachable instruction fs/ocfs2/.tmp_alloc.o: warning: objtool: ocfs2_adjust_adjacent_records()+0x50: unreachable instruction fs/jffs2/.tmp_debug.o: warning: objtool: __jffs2_dbg_acct_sanity_check_nolock()+0xae: unreachable instruction kernel/.tmp_workqueue.o: warning: objtool: workqueue_init_early()+0x7d: unreachable instruction fs/f2fs/node.c:251:17: warning: 'head' may be used uninitialized in this function [-Wuninitialized] fs/.tmp_buffer.o: warning: objtool: buffer_check_dirty_writeback()+0x47: unreachable instruction drivers/base/regmap/.tmp_regmap-irq.o: warning: objtool: regmap_irq_thread()+0xce: unreachable instruction kernel/irq/.tmp_matrix.o: warning: objtool: irq_matrix_assign_system()+0x44: unreachable instruction kernel/trace/.tmp_trace_syscalls.o: warning: objtool: syscall_get_arguments.constprop.15()+0x65: unreachable instruction fs/jffs2/.tmp_xattr.o: warning: objtool: save_xattr_datum()+0x55: unreachable instruction fs/jffs2/.tmp_wbuf.o: warning: objtool: __jffs2_flush_wbuf()+0x46: unreachable instruction fs/f2fs/.tmp_data.o: warning: objtool: verify_block_addr()+0x6d: unreachable instruction lib/raid6/recov_avx512.c:387:2: warning: #warning "your version of binutils lacks AVX512 support" [-Wcpp] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] arch/x86/kvm/x86.c:1774:11: warning: 'v' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/block/.tmp_pktcdvd.o: warning: objtool: pkt_make_request()+0x18d: unreachable instruction fs/f2fs/.tmp_node.o: warning: objtool: f2fs_truncate_inode_blocks()+0x242: unreachable instruction kernel/.tmp_cred.o: warning: objtool: __put_cred()+0x2f: unreachable instruction arch/x86/kvm/.tmp_emulate.o: warning: objtool: writeback()+0x15c: unreachable instruction fs/ocfs2/.tmp_buffer_head_io.o: warning: objtool: ocfs2_write_block()+0x14b: unreachable instruction fs/ocfs2/.tmp_dcache.o: warning: objtool: ocfs2_dentry_attach_lock()+0x1e8: unreachable instruction mm/.tmp_percpu.o: warning: objtool: pcpu_setup_first_chunk()+0x88: unreachable instruction kernel/.tmp_ucount.o: warning: objtool: user_namespace_sysctl_init()+0x41: unreachable instruction fs/btrfs/.tmp_transaction.o: warning: objtool: create_pending_snapshot()+0x1d7: unreachable instruction kernel/.tmp_smpboot.o: warning: objtool: smpboot_thread_fn()+0xd0: unreachable instruction fs/.tmp_userfaultfd.o: warning: objtool: userfaultfd_ctx_put()+0x3b: unreachable instruction mm/.tmp_list_lru.o: warning: objtool: __list_lru_walk_one.isra.6()+0xb1: unreachable instruction arch/x86/kernel/.tmp_quirks.o: warning: objtool: force_hpet_resume()+0x4e: unreachable instruction drivers/block/aoe/.tmp_aoeblk.o: warning: objtool: aoeblk_gdalloc()+0x39d: unreachable instruction arch/x86/kernel/e820.c:653:2: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_debug.o: warning: objtool: __dump_page()+0x7b: unreachable instruction mm/.tmp_workingset.o: warning: objtool: workingset_eviction()+0x72: unreachable instruction arch/x86/kernel/.tmp_e820.o: warning: objtool: e820__reallocate_tables()+0x4d: unreachable instruction fs/.tmp_aio.o: warning: objtool: aio_migratepage()+0xa6: unreachable instruction fs/.tmp_mbcache.o: warning: objtool: mb_cache_entry_create()+0x135: unreachable instruction kernel/trace/.tmp_trace_uprobe.o: warning: objtool: probe_event_enable()+0x13f: unreachable instruction fs/btrfs/.tmp_file.o: warning: objtool: __btrfs_drop_extents()+0x1ed: unreachable instruction mm/.tmp_compaction.o: warning: objtool: __SetPageMovable()+0x49: unreachable instruction fs/.tmp_locks.o: warning: objtool: locks_free_lock()+0x3b: unreachable instruction net/decnet/.tmp_dn_nsp_out.o: warning: objtool: dn_mk_ack_header()+0x5b: unreachable instruction drivers/block/aoe/.tmp_aoedev.o: warning: objtool: flush()+0x3c7: unreachable instruction mm/.tmp_mlock.o: warning: objtool: __munlock_pagevec()+0x125: unreachable instruction net/core/.tmp_sock.o: warning: objtool: sk_alloc_sg()+0x182: unreachable instruction mm/.tmp_gup.o: warning: objtool: page_cache_add_speculative()+0x35: unreachable instruction arch/x86/kvm/.tmp_mmu.o: warning: objtool: kvm_mmu_set_mask_ptes()+0x5b: unreachable instruction fs/ocfs2/.tmp_dlmglue.o: warning: objtool: lockres_set_pending()+0x32: unreachable instruction net/key/.tmp_af_key.o: warning: objtool: pfkey_send_new_mapping()+0x154: unreachable instruction arch/x86/kernel/.tmp_alternative.o: warning: objtool: apply_alternatives()+0x7e: unreachable instruction drivers/base/.tmp_devres.o: warning: objtool: release_nodes()+0xef: unreachable instruction mm/.tmp_mprotect.o: warning: objtool: change_protection()+0x86: unreachable instruction fs/ocfs2/.tmp_dir.o: warning: objtool: ocfs2_extend_dir()+0x8d: unreachable instruction net/rfkill/.tmp_core.o: warning: objtool: rfkill_init_sw_state()+0x33: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] arch/x86/kernel/hw_breakpoint.c:366:18: warning: 'align' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/btrfs/.tmp_ordered-data.o: warning: objtool: __btrfs_add_ordered_extent()+0x397: unreachable instruction mm/.tmp_page_vma_mapped.o: warning: objtool: page_vma_mapped_walk()+0xd2: unreachable instruction drivers/bluetooth/hci_h5.c:920:22: warning: 'rtl_vnd' defined but not used [-Wunused-variable] mm/.tmp_pagewalk.o: warning: objtool: walk_page_vma()+0x43: unreachable instruction mm/.tmp_mmap.o: warning: objtool: __vma_adjust()+0x585: unreachable instruction fs/btrfs/.tmp_inode.o: warning: objtool: run_delalloc_nocow()+0x51e: unreachable instruction lib/rhashtable.c:267:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] drivers/dma-buf/.tmp_dma-buf.o: warning: objtool: dma_buf_vunmap()+0x7a: unreachable instruction net/sched/.tmp_sch_generic.o: warning: objtool: dev_trans_start()+0x11: unreachable instruction fs/ocfs2/.tmp_extent_map.o: warning: objtool: ocfs2_read_virt_blocks()+0x194: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_pgtable-generic.o: warning: objtool: pmdp_huge_clear_flush()+0x3b: unreachable instruction mm/.tmp_memory.o: warning: objtool: __tlb_remove_page_size()+0x3b: unreachable instruction net/core/.tmp_skbuff.o: warning: objtool: pskb_expand_head()+0x4d: unreachable instruction drivers/char/.tmp_virtio_console.o: warning: objtool: free_buf()+0x98: unreachable instruction fs/.tmp_iomap.o: warning: objtool: iomap_read_inline_data.isra.22()+0x4d: unreachable instruction drivers/char/tpm/tpm-sysfs.c:37:16: warning: 'tpm_buf.data' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] block/.tmp_mq-deadline.o: warning: objtool: dd_dispatch_request()+0xbb: unreachable instruction net/wimax/.tmp_id-table.o: warning: objtool: wimax_id_table_add()+0x37: unreachable instruction kernel/.tmp_module.o: warning: objtool: frob_ro_after_init()+0x33: unreachable instruction block/.tmp_blk-cgroup.o: warning: objtool: blkcg_print_stat()+0x6f: unreachable instruction net/wimax/.tmp_op-msg.o: warning: objtool: wimax_msg_send()+0x57: unreachable instruction net/packet/.tmp_af_packet.o: warning: objtool: tpacket_rcv()+0x48d: unreachable instruction net/wimax/.tmp_op-reset.o: warning: objtool: wimax_reset()+0x48: unreachable instruction net/wimax/.tmp_op-state-get.o: warning: objtool: wimax_gnl_doit_state_get()+0x3c: unreachable instruction net/wimax/.tmp_op-rfkill.o: warning: objtool: wimax_report_rfkill_hw()+0x4b: unreachable instruction fs/btrfs/.tmp_locking.o: warning: objtool: btrfs_clear_lock_blocking_rw()+0x60: unreachable instruction fs/ocfs2/.tmp_localalloc.o: warning: objtool: ocfs2_claim_local_alloc_bits()+0x52: unreachable instruction drivers/dma-buf/.tmp_dma-fence.o: warning: objtool: dma_fence_init()+0x44: unreachable instruction fs/ocfs2/.tmp_inode.o: warning: objtool: ocfs2_clear_inode()+0x19d: unreachable instruction drivers/char/tpm/tpm2-cmd.c:614:20: warning: 'blob_handle' may be used uninitialized in this function [-Wuninitialized] block/bfq-iosched.c:4084:11: warning: 'bfqd' may be used uninitialized in this function [-Wuninitialized] net/wimax/.tmp_stack.o: warning: objtool: wimax_gnl_re_state_change_send()+0x4d: unreachable instruction fs/ocfs2/.tmp_file.o: warning: objtool: ocfs2_extend_allocation()+0x8a: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_rmap.o: warning: objtool: page_move_anon_rmap()+0x5c: unreachable instruction fs/btrfs/.tmp_extent_io.o: warning: objtool: __set_extent_bit()+0xfc: unreachable instruction drivers/gpio/gpiolib.c:3964:21: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] include/linux/seqlock.h:205:9: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] arch/x86/kvm/.tmp_svm.o: warning: objtool: svm_cache_reg()+0x37: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_vmalloc.o: warning: objtool: alloc_vmap_area()+0x50: unreachable instruction net/netlink/.tmp_genetlink.o: warning: objtool: genl_register_family()+0x267: unreachable instruction kernel/.tmp_audit_watch.o: warning: objtool: audit_watch_handle_event()+0x65: unreachable instruction drivers/gpu/drm/ttm/.tmp_ttm_tt.o: warning: objtool: ttm_tt_swapout()+0x40: unreachable instruction kernel/.tmp_audit_fsnotify.o: warning: objtool: audit_mark_handle_event()+0x60: unreachable instruction fs/btrfs/.tmp_volumes.o: warning: objtool: __btrfs_alloc_chunk()+0x59: unreachable instruction net/unix/.tmp_garbage.o: warning: objtool: unix_inflight()+0x74: unreachable instruction drivers/dma-buf/reservation.c:211:7: warning: 'k' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/btrfs/.tmp_ioctl.o: warning: objtool: create_subvol()+0x587: unreachable instruction mm/.tmp_page_io.o: warning: objtool: swap_readpage()+0x79: unreachable instruction fs/ocfs2/.tmp_move_extents.o: warning: objtool: ocfs2_defrag_extent()+0xaa: unreachable instruction mm/.tmp_madvise.o: warning: objtool: madvise_free_pte_range()+0x1c1: unreachable instruction net/xfrm/.tmp_xfrm_policy.o: warning: objtool: xfrm_policy_destroy()+0x31: unreachable instruction mm/swap_state.c:135:6: warning: 'error' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/.tmp_journal.o: warning: objtool: ocfs2_replay_journal()+0x601: unreachable instruction drivers/gpu/drm/ttm/.tmp_ttm_bo.o: warning: objtool: ttm_bo_release_list()+0x3d: unreachable instruction drivers/hwspinlock/.tmp_hwspinlock_core.o: warning: objtool: __hwspin_unlock()+0x38: unreachable instruction drivers/gpu/drm/.tmp_drm_crtc_helper.o: warning: objtool: drm_crtc_helper_set_config()+0x4b: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/ocfs2/.tmp_reservations.o: warning: objtool: ocfs2_resv_insert()+0x42: unreachable instruction fs/ocfs2/.tmp_sysfile.o: warning: objtool: ocfs2_get_system_file_inode()+0x53: unreachable instruction mm/.tmp_swap_state.o: warning: objtool: __add_to_swap_cache()+0x5e: unreachable instruction block/.tmp_cfq-iosched.o: warning: objtool: cfq_should_idle()+0x59: unreachable instruction mm/.tmp_frontswap.o: warning: objtool: frontswap_shrink()+0x48: unreachable instruction fs/ocfs2/.tmp_namei.o: warning: objtool: ocfs2_rename()+0x2fc: unreachable instruction drivers/input/gameport/.tmp_gameport.o: warning: objtool: gameport_start_polling()+0x57: unreachable instruction lib/.tmp_assoc_array.o: warning: objtool: assoc_array_destroy_subtree()+0x6e: unreachable instruction fs/ocfs2/.tmp_slot_map.o: warning: objtool: ocfs2_refresh_slot_info()+0x46: unreachable instruction lib/.tmp_list_debug.o: warning: objtool: __list_del_entry_valid()+0x52: unreachable instruction fs/btrfs/.tmp_compression.o: warning: objtool: btrfs_submit_compressed_write()+0x1ec: unreachable instruction mm/.tmp_swapfile.o: warning: objtool: swap_count_continued()+0x5d: unreachable instruction net/core/.tmp_flow_dissector.o: warning: objtool: skb_flow_dissector_init()+0x56: unreachable instruction mm/.tmp_mmu_notifier.o: warning: objtool: do_mmu_notifier_register()+0x3e: unreachable instruction fs/ocfs2/.tmp_filecheck.o: warning: objtool: ocfs2_filecheck_attr_store()+0x182: unreachable instruction fs/ocfs2/.tmp_stackglue.o: warning: objtool: ocfs2_stack_driver_put()+0x38: unreachable instruction fs/ocfs2/.tmp_suballoc.o: warning: objtool: ocfs2_block_group_search()+0x50: unreachable instruction fs/ocfs2/.tmp_uptodate.o: warning: objtool: ocfs2_remove_block_from_cache()+0x198: unreachable instruction fs/btrfs/.tmp_delayed-inode.o: warning: objtool: btrfs_release_delayed_item()+0x4f: unreachable instruction mm/.tmp_mempolicy.o: warning: objtool: kernel_get_mempolicy()+0x1de: unreachable instruction mm/.tmp_hugetlb.o: warning: objtool: set_page_refcounted()+0x34: unreachable instruction mm/ksm.c:1395:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/drm_dp_mst_topology.c:364:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] drivers/mtd/chips/.tmp_cfi_util.o: warning: objtool: cfi_merge_status()+0x37: unreachable instruction fs/btrfs/.tmp_backref.o: warning: objtool: find_parent_nodes()+0x107: unreachable instruction fs/btrfs/.tmp_relocation.o: warning: objtool: select_reloc_root()+0x71: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/ocfs2/.tmp_refcounttree.o: warning: objtool: ocfs2_refcount_cal_cow_clusters()+0x95: unreachable instruction fs/btrfs/.tmp_scrub.o: warning: objtool: scrub_repair_page_from_good_copy()+0x55: unreachable instruction arch/x86/kvm/.tmp_vmx.o: warning: objtool: vmx_set_msr()+0x7ee: unreachable instruction mm/.tmp_ksm.o: warning: objtool: stable_node_chain_add_dup()+0x32: unreachable instruction drivers/gpu/drm/virtio/.tmp_virtgpu_vq.o: warning: objtool: virtio_gpu_get_vbuf.isra.2()+0x5b: unreachable instruction drivers/platform/chrome/.tmp_cros_ec_proto.o: warning: objtool: cros_ec_prepare_tx()+0x42: unreachable instruction drivers/mfd/arizona-core.c:1404:6: warning: 'n_subdevs' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/input/mouse/cyapa_gen3.c:927:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/input/mouse/cyapa.c:717:27: warning: 'error' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/btrfs/.tmp_qgroup.o: warning: objtool: btrfs_qgroup_trace_subtree()+0x49: unreachable instruction fs/btrfs/.tmp_raid56.o: warning: objtool: finish_parity_scrub()+0x6c: unreachable instruction drivers/mmc/host/.tmp_sdhci.o: warning: objtool: sdhci_send_command()+0x34f: unreachable instruction fs/btrfs/.tmp_send.o: warning: objtool: send_create_inode()+0x279: unreachable instruction net/core/dev.c:3344:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] mm/.tmp_migrate.o: warning: objtool: page_ref_unfreeze()+0x43: unreachable instruction mm/.tmp_slab.o: warning: objtool: kmem_freepages.isra.41()+0x6c: unreachable instruction fs/ocfs2/.tmp_xattr.o: warning: objtool: ocfs2_xa_fill_value_buf()+0x44: unreachable instruction lib/.tmp_genalloc.o: warning: objtool: gen_pool_free()+0x66: unreachable instruction mm/huge_memory.c:1315:6: warning: 'huge_gfp' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/.tmp_super.o: warning: objtool: ocfs2_dismount_volume()+0x130: unreachable instruction drivers/scsi/device_handler/.tmp_scsi_dh_alua.o: warning: objtool: alua_rtpg_work()+0x5aa: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/platform/x86/dell-laptop.c:1980:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/scsi/libfc/.tmp_fc_libfc.o: warning: objtool: fc_fc4_conf_lport_params()+0x32: unreachable instruction mm/.tmp_huge_memory.o: warning: objtool: vmf_insert_pfn_pud()+0x52: unreachable instruction drivers/slimbus/messaging.c:126:14: warning: 'tid' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_khugepaged.o: warning: objtool: khugepaged_alloc_page()+0x47: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/staging/android/ion/.tmp_ion.o: warning: objtool: ion_map_dma_buf()+0x60: unreachable instruction net/sched/.tmp_sch_skbprio.o: warning: objtool: skbprio_enqueue()+0x17e: unreachable instruction drivers/scsi/fcoe/.tmp_fcoe_transport.o: warning: objtool: fcoe_get_paged_crc_eof()+0x92: unreachable instruction drivers/rpmsg/.tmp_virtio_rpmsg_bus.o: warning: objtool: rpmsg_probe()+0x1db: unreachable instruction drivers/mfd/.tmp_cros_ec_i2c.o: warning: objtool: cros_ec_pkt_xfer_i2c()+0x6a: unreachable instruction lib/.tmp_syscall.o: warning: objtool: collect_syscall()+0x1c9: unreachable instruction net/core/.tmp_dev.o: warning: objtool: gro_pull_from_frag0()+0x50: unreachable instruction drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/spi/.tmp_spi.o: warning: objtool: spi_map_buf()+0x238: unreachable instruction drivers/tty/serial/8250/.tmp_8250_core.o: warning: objtool: univ8250_release_irq()+0x88: unreachable instruction drivers/misc/.tmp_ad525x_dpot.o: warning: objtool: dpot_write_spi()+0x8a: unreachable instruction drivers/virtio/.tmp_virtio.o: warning: objtool: virtio_dev_probe()+0x82: unreachable instruction drivers/media/common/videobuf2/.tmp_videobuf2-vmalloc.o: warning: objtool: vb2_vmalloc_dmabuf_ops_map()+0xac: unreachable instruction drivers/vhost/vhost.c:2323:32: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] drivers/virtio/.tmp_virtio_ring.o: warning: objtool: detach_buf()+0x113: unreachable instruction mm/memcontrol.c:2077:5: warning: 'isolated' may be used uninitialized in this function [-Wuninitialized] drivers/vhost/vhost.c:2053:23: warning: 'ring_head' may be used uninitialized in this function [-Wuninitialized] drivers/vhost/vhost.c:2023:33: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/.tmp_drm_global.o: warning: objtool: drm_global_item_unref()+0x51: unreachable instruction drivers/virtio/.tmp_virtio_balloon.o: warning: objtool: virtballoon_migratepage()+0x93: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/staging/comedi/drivers/pcl818.c:337:6: warning: 'last_chan' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/vhost/.tmp_vhost.o: warning: objtool: log_write()+0x88: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/gpu/drm/.tmp_drm_prime.o: warning: objtool: drm_gem_map_dma_buf()+0x137: unreachable instruction mm/.tmp_memcontrol.o: warning: objtool: mem_cgroup_reset()+0x6c: unreachable instruction drivers/uwb/.tmp_est.o: warning: objtool: uwb_est_find_size()+0x11b: unreachable instruction drivers/scsi/libsas/.tmp_sas_expander.o: warning: objtool: sas_add_parent_port()+0x54: unreachable instruction drivers/scsi/.tmp_scsi_lib_dma.o: warning: objtool: scsi_dma_map()+0x7b: unreachable instruction drivers/scsi/.tmp_scsi_lib.o: warning: objtool: scsi_init_io()+0x1ac: unreachable instruction drivers/gpu/drm/drm_atomic.c:760:38: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] net/core/.tmp_filter.o: warning: objtool: bpf_convert_filter()+0x6d5: unreachable instruction mm/.tmp_balloon_compaction.o: warning: objtool: balloon_page_migrate()+0x60: unreachable instruction mm/.tmp_zsmalloc.o: warning: objtool: remove_zspage()+0x4e: unreachable instruction include/linux/spinlock.h:384:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_userfaultfd.o: warning: objtool: mcopy_atomic()+0x51: unreachable instruction drivers/video/backlight/adp8860_bl.c:579:10: warning: 'ret_val' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/uwb/.tmp_lc-dev.o: warning: objtool: uwb_dev_add()+0x3a: unreachable instruction drivers/mtd/.tmp_mtdconcat.o: warning: objtool: concat_erase()+0x150: unreachable instruction crypto/.tmp_drbg.o: warning: objtool: drbg_async_seed()+0x62: unreachable instruction drivers/mtd/ubi/eba.c:1001:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] drivers/tty/serial/.tmp_fsl_lpuart.o: warning: objtool: lpuart_resume()+0x2a9: unreachable instruction drivers/scsi/.tmp_scsi_transport_fc.o: warning: objtool: fc_bsg_dispatch()+0xa6: unreachable instruction lib/.tmp_idr.o: warning: objtool: ida_simple_get()+0x3a: unreachable instruction drivers/scsi/.tmp_virtio_scsi.o: warning: objtool: virtscsi_queuecommand()+0x54: unreachable instruction drivers/scsi/.tmp_scsi_debug.o: warning: objtool: prot_verify_write()+0x4b: unreachable instruction drivers/scsi/.tmp_scsi_transport_iscsi.o: warning: objtool: iscsi_unregister_transport()+0x2d: unreachable instruction drivers/target/.tmp_target_core_transport.o: warning: objtool: target_submit_cmd_map_sgls()+0x61: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] lib/.tmp_ioremap.o: warning: objtool: ioremap_page_range()+0x4c: unreachable instruction drivers/gpu/drm/.tmp_drm_vblank.o: warning: objtool: drm_vblank_restore()+0x85: unreachable instruction lib/.tmp_kobject.o: warning: objtool: kobject_add_internal()+0x19f: unreachable instruction lib/.tmp_plist.o: warning: objtool: plist_requeue()+0x31: unreachable instruction drivers/scsi/.tmp_sd.o: warning: objtool: sd_init_command()+0x29a: unreachable instruction drivers/target/target_core_user.c:662:29: warning: 'dbi' may be used uninitialized in this function [-Wuninitialized] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] lib/.tmp_radix-tree.o: warning: objtool: radix_tree_tag_set()+0x4e: unreachable instruction Full Log # git rev-parse -q --verify f91e654474d413201ae578820fb63f8a811f6c4e^{commit} f91e654474d413201ae578820fb63f8a811f6c4e already have revision, skipping fetch # git checkout -q -f -B kisskb f91e654474d413201ae578820fb63f8a811f6c4e # git clean -qxdf # < git log -1 # commit f91e654474d413201ae578820fb63f8a811f6c4e # Merge: c715ebe 3dd0f18 # Author: Linus Torvalds <torvalds@linux-foundation.org> # Date: Wed Aug 15 22:54:12 2018 -0700 # # Merge branch 'next-integrity' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security # # Pull integrity updates from James Morris: # "This adds support for EVM signatures based on larger digests, contains # a new audit record AUDIT_INTEGRITY_POLICY_RULE to differentiate the # IMA policy rules from the IMA-audit messages, addresses two deadlocks # due to either loading or searching for crypto algorithms, and cleans # up the audit messages" # # * 'next-integrity' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: # EVM: fix return value check in evm_write_xattrs() # integrity: prevent deadlock during digsig verification. # evm: Allow non-SHA1 digital signatures # evm: Don't deadlock if a crypto algorithm is unavailable # integrity: silence warning when CONFIG_SECURITYFS is not enabled # ima: Differentiate auditing policy rules from "audit" actions # ima: Do not audit if CONFIG_INTEGRITY_AUDIT is not set # ima: Use audit_log_format() rather than audit_log_string() # ima: Call audit_log_string() rather than logging it untrusted # < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version # < git log --format=%s --max-count=1 f91e654474d413201ae578820fb63f8a811f6c4e # < make -s -j 120 ARCH=x86_64 O=/kisskb/build/linus-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=0x80379386 # 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 # make -s -j 120 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- olddefconfig # make -s -j 120 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- kernel/rcu/.tmp_sync.o: warning: objtool: rcu_sync_func()+0x2f: unreachable instruction fs/freevxfs/.tmp_vxfs_bmap.o: warning: objtool: vxfs_bmap1()+0x282: unreachable instruction /kisskb/src/arch/x86/net/bpf_jit_comp.c: In function 'bpf_int_jit_compile': /kisskb/src/arch/x86/net/bpf_jit_comp.c:1178:19: warning: 'proglen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/net/bpf_jit_comp.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /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] fs/crypto/.tmp_crypto.o: warning: objtool: fscrypt_encrypt_page()+0x49: 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 fs/hugetlbfs/.tmp_inode.o: warning: objtool: remove_inode_hugepages()+0x1cf: unreachable instruction /kisskb/src/fs/proc/inode.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/ntfs/.tmp_aops.o: warning: objtool: ntfs_bmap()+0xae: unreachable instruction fs/jbd2/.tmp_transaction.o: warning: objtool: jbd2_journal_file_inode()+0xe3: unreachable instruction fs/ocfs2/dlmfs/.tmp_userdlm.o: warning: objtool: user_unlock_ast()+0x8f: unreachable instruction fs/ufs/.tmp_balloc.o: warning: objtool: ufs_new_fragments()+0x9f5: unreachable instruction fs/ocfs2/dlmfs/.tmp_dlmfs.o: warning: objtool: dlmfs_get_inode()+0x91: unreachable instruction arch/x86/mm/.tmp_init_64.o: warning: objtool: sync_global_pgds()+0x127: unreachable instruction /kisskb/src/kernel/printk/printk.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] arch/x86/kernel/.tmp_traps.o: warning: objtool: ist_begin_non_atomic()+0x2b: unreachable instruction fs/ocfs2/cluster/.tmp_heartbeat.o: warning: objtool: o2hb_register_callback()+0x3c: unreachable instruction fs/fscache/.tmp_cache.o: warning: objtool: fscache_withdraw_cache()+0xad: unreachable instruction fs/exofs/.tmp_ore.o: warning: objtool: _prepare_for_striping()+0xa3: unreachable instruction fs/quota/.tmp_dquot.o: warning: objtool: dqput()+0x61: unreachable instruction fs/ntfs/.tmp_collate.o: warning: objtool: ntfs_collate()+0x53: can't find jump dest instruction at .text+0x1d3 kernel/time/.tmp_timer.o: warning: objtool: timers_dead_cpu()+0x3e: unreachable instruction fs/proc/.tmp_task_mmu.o: warning: objtool: smaps_pte_range()+0xd4: unreachable instruction mm/.tmp_filemap.o: warning: objtool: __add_to_page_cache_locked()+0x68: unreachable instruction kernel/dma/.tmp_swiotlb.o: warning: objtool: swiotlb_tbl_map_single()+0xd4: unreachable instruction fs/udf/.tmp_file.o: warning: objtool: udf_adinicb_writepage()+0x3e: unreachable instruction fs/jffs2/.tmp_file.o: warning: objtool: jffs2_do_readpage_nolock()+0x4c: unreachable instruction fs/overlayfs/.tmp_namei.o: warning: objtool: ovl_path_next()+0x3d: unreachable instruction fs/ntfs/.tmp_attrib.o: warning: objtool: ntfs_attr_find_in_attrdef()+0x38: unreachable instruction fs/configfs/.tmp_dir.o: warning: objtool: configfs_rmdir()+0x5a: unreachable instruction fs/exofs/.tmp_ore_raid.o: warning: objtool: _ore_add_parity_unit()+0x35d: unreachable instruction kernel/cgroup/.tmp_cgroup.o: warning: objtool: find_css_set()+0x21e: unreachable instruction arch/x86/mm/.tmp_fault.o: warning: objtool: vmalloc_fault()+0x13e: unreachable instruction fs/ocfs2/cluster/.tmp_quorum.o: warning: objtool: o2quo_clear_hold.constprop.1()+0x35: unreachable instruction fs/jffs2/.tmp_nodelist.o: warning: objtool: jffs2_link_node_ref()+0x41: unreachable instruction crypto/async_tx/.tmp_async_tx.o: warning: objtool: async_tx_submit()+0x54: unreachable instruction fs/fscache/.tmp_cookie.o: warning: objtool: fscache_alloc_object()+0x15d: unreachable instruction kernel/sched/.tmp_core.o: warning: objtool: sched_cpu_dying()+0x76: unreachable instruction fs/jfs/.tmp_namei.o: warning: objtool: jfs_rename()+0x369: unreachable instruction kernel/.tmp_cpu.o: warning: objtool: takedown_cpu()+0xab: unreachable instruction crypto/.tmp_api.o: warning: objtool: __crypto_alloc_tfm()+0x42: unreachable instruction arch/x86/kernel/cpu/.tmp_common.o: warning: objtool: identify_secondary_cpu()+0x2c: unreachable instruction fs/affs/.tmp_file.o: warning: objtool: affs_get_extblock()+0x67: unreachable instruction fs/jbd2/.tmp_commit.o: warning: objtool: jbd2_chksum.isra.9()+0x3d: unreachable instruction block/.tmp_bio.o: warning: objtool: bio_split()+0x3b: unreachable instruction fs/ntfs/.tmp_compress.o: warning: objtool: ntfs_read_compressed_block()+0xb5: unreachable instruction kernel/time/.tmp_hrtimer.o: warning: objtool: hrtimers_dead_cpu()+0x42: unreachable instruction arch/x86/kernel/apic/.tmp_vector.o: warning: objtool: arch_early_irq_init()+0x43: unreachable instruction kernel/.tmp_softirq.o: warning: objtool: tasklet_kill_immediate()+0x3f: unreachable instruction /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1256:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] fs/freevxfs/.tmp_vxfs_olt.o: warning: objtool: vxfs_read_olt()+0x4b: unreachable instruction fs/exofs/.tmp_inode.o: warning: objtool: readpage_strip()+0x4f: unreachable instruction /kisskb/src/kernel/cgroup/cgroup-v1.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/notify/inotify/.tmp_inotify_user.o: warning: objtool: inotify_idr_find_locked()+0x36: unreachable instruction kernel/.tmp_exit.o: warning: objtool: release_task()+0xb5: unreachable instruction fs/ocfs2/cluster/.tmp_tcp.o: warning: objtool: o2net_set_nn_state()+0x59: unreachable instruction fs/ntfs/.tmp_dir.o: warning: objtool: ntfs_lookup_inode_by_name()+0x60: unreachable instruction fs/udf/.tmp_inode.o: warning: objtool: udf_expand_file_adinicb()+0x161: unreachable instruction kernel/power/.tmp_suspend.o: warning: objtool: suspend_devices_and_enter()+0x363: unreachable instruction /kisskb/src/ipc/shm.c: In function 'ksys_shmdt': /kisskb/src/ipc/shm.c:1658:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] fs/jbd2/.tmp_recovery.o: warning: objtool: jbd2_chksum.isra.3()+0x3d: unreachable instruction fs/jbd2/.tmp_checkpoint.o: warning: objtool: __jbd2_journal_insert_checkpoint()+0x46: unreachable instruction fs/f2fs/.tmp_inode.o: warning: objtool: f2fs_chksum()+0x41: unreachable instruction arch/x86/mm/.tmp_pageattr.o: warning: objtool: change_page_attr_set_clr()+0x240: unreachable instruction security/keys/.tmp_keyring.o: warning: objtool: search_nested_keyrings()+0x51: unreachable instruction fs/ntfs/.tmp_index.o: warning: objtool: ntfs_index_lookup()+0x63: unreachable instruction /kisskb/src/ipc/shm.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/nilfs2/.tmp_btnode.o: warning: objtool: nilfs_btnode_prepare_change_key()+0x9b: unreachable instruction fs/jffs2/.tmp_readinode.o: warning: objtool: check_tn_node()+0x49: unreachable instruction fs/isofs/.tmp_compress.o: warning: objtool: zisofs_readpage()+0x89c: unreachable instruction fs/nilfs2/.tmp_page.o: warning: objtool: nilfs_copy_page()+0x42: unreachable instruction kernel/.tmp_resource.o: warning: objtool: find_next_iomem_res()+0x3b: unreachable instruction fs/orangefs/.tmp_inode.o: warning: objtool: orangefs_readpages()+0x14e: unreachable instruction fs/ntfs/.tmp_file.o: warning: objtool: ntfs_perform_write.isra.13()+0x366: unreachable instruction crypto/async_tx/.tmp_async_pq.o: warning: objtool: async_gen_syndrome()+0x67: unreachable instruction fs/notify/.tmp_mark.o: warning: objtool: fsnotify_add_mark_locked()+0x4f: unreachable instruction kernel/power/.tmp_hibernate.o: warning: objtool: hibernation_restore()+0xc7: unreachable instruction fs/ufs/.tmp_inode.o: warning: objtool: ufs_setattr()+0x18d: unreachable instruction mm/.tmp_page-writeback.o: warning: objtool: write_one_page()+0x60: unreachable instruction fs/.tmp_exec.o: warning: objtool: flush_old_exec()+0x27b: unreachable instruction fs/jbd2/.tmp_revoke.o: warning: objtool: jbd2_journal_init_revoke()+0x37: unreachable instruction fs/fscache/.tmp_object.o: warning: objtool: fscache_look_up_object()+0xc3: unreachable instruction block/.tmp_elevator.o: warning: objtool: __elv_add_request()+0x247: unreachable instruction fs/fscache/.tmp_operation.o: warning: objtool: fscache_put_operation()+0xc4: unreachable instruction fs/ntfs/.tmp_inode.o: warning: objtool: ntfs_init_locked_inode()+0x92: unreachable instruction kernel/sched/.tmp_rt.o: warning: objtool: pick_next_pushable_task()+0x54: unreachable instruction fs/jfs/.tmp_jfs_imap.o: warning: objtool: diFree()+0x525: unreachable instruction fs/jfs/.tmp_jfs_xtree.o: warning: objtool: xtUpdate()+0x70e: unreachable instruction drivers/ata/.tmp_libata-core.o: warning: objtool: ata_qc_issue()+0x1fd: unreachable instruction fs/orangefs/.tmp_orangefs-mod.o: warning: objtool: orangefs_exit()+0x69: unreachable instruction kernel/sched/.tmp_deadline.o: warning: objtool: pick_next_pushable_dl_task()+0x4d: unreachable instruction fs/udf/.tmp_truncate.o: warning: objtool: udf_truncate_extents()+0x40: unreachable instruction kernel/cgroup/.tmp_cpuset.o: warning: objtool: cpuset_init()+0x36: unreachable instruction fs/ntfs/.tmp_mft.o: warning: objtool: unmap_mft_record()+0x32: unreachable instruction fs/ufs/.tmp_super.o: warning: objtool: ufs_show_options()+0x66: unreachable instruction mm/.tmp_page_alloc.o: warning: objtool: __free_one_page()+0x47: unreachable instruction crypto/.tmp_algapi.o: warning: objtool: crypto_unregister_template()+0x4c: unreachable instruction fs/fscache/.tmp_page.o: warning: objtool: __fscache_uncache_page()+0xc0: 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] kernel/events/.tmp_uprobes.o: warning: objtool: uprobe_write_opcode()+0x13f: unreachable instruction fs/.tmp_dcache.o: warning: objtool: hlist_bl_add_head_rcu()+0x42: unreachable instruction fs/.tmp_file.o: warning: objtool: expand_files()+0x1e1: unreachable instruction fs/btrfs/.tmp_ctree.o: warning: objtool: __tree_mod_log_search()+0x7c: unreachable instruction fs/jfs/.tmp_jfs_dmap.o: warning: objtool: dbFindBits()+0x3c: unreachable instruction fs/.tmp_namei.o: warning: objtool: follow_down()+0x4a: unreachable instruction fs/.tmp_inode.o: warning: objtool: clear_inode()+0x44: unreachable instruction fs/fscache/.tmp_object-list.o: warning: objtool: fscache_objlist_add()+0x57: unreachable instruction block/.tmp_blk-flush.o: warning: objtool: blk_flush_complete_seq()+0x57: unreachable instruction /kisskb/src/arch/x86/kernel/apic/io_apic.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/jbd2/.tmp_journal.o: warning: objtool: get_slab()+0x33: unreachable instruction fs/proc/.tmp_array.o: warning: objtool: proc_task_name()+0x57: unreachable instruction fs/jfs/.tmp_jfs_dtree.o: warning: objtool: add_index()+0x59: unreachable instruction fs/ntfs/.tmp_runlist.o: warning: objtool: ntfs_are_rl_mergeable()+0x2e: unreachable instruction fs/.tmp_libfs.o: warning: objtool: simple_write_end()+0x7e: unreachable instruction mm/.tmp_truncate.o: warning: objtool: invalidate_inode_pages2_range()+0x188: unreachable instruction fs/ntfs/.tmp_super.o: warning: objtool: ntfs_fill_super()+0x18e: unreachable instruction fs/jfs/.tmp_jfs_metapage.o: warning: objtool: metapage_invalidatepage()+0x38: unreachable instruction fs/jffs2/.tmp_gc.o: warning: objtool: jffs2_garbage_collect_pass()+0x17c: unreachable instruction net/bluetooth/.tmp_af_bluetooth.o: warning: objtool: bt_sock_reclassify_lock()+0x32: unreachable instruction mm/.tmp_swap.o: warning: objtool: lru_cache_add()+0x57: unreachable instruction /kisskb/src/fs/splice.c: In function '__do_compat_sys_vmsplice': /kisskb/src/fs/splice.c:1384:29: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char': /kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/splice.c: In function '__do_sys_vmsplice': /kisskb/src/fs/splice.c:1358:22: warning: 'type' may be used uninitialized in this function [-Wuninitialized] fs/btrfs/.tmp_print-tree.o: warning: objtool: btrfs_print_tree()+0x220: unreachable instruction fs/ocfs2/.tmp_aops.o: warning: objtool: ocfs2_figure_cluster_boundaries()+0x97: unreachable instruction /kisskb/src/fs/splice.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/fs/udf/unicode.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] block/.tmp_blk-core.o: warning: objtool: blk_start_request()+0xc9: unreachable instruction fs/jfs/.tmp_jfs_logmgr.o: warning: objtool: lbmIODone()+0x331: unreachable instruction fs/ntfs/.tmp_bitmap.o: warning: objtool: __ntfs_bitmap_set_bits_in_run()+0x48: unreachable instruction fs/jfs/.tmp_jfs_txnmgr.o: warning: objtool: txUnlock()+0xc1: unreachable instruction fs/ntfs/.tmp_lcnalloc.o: warning: objtool: ntfs_cluster_alloc()+0x58: unreachable instruction arch/x86/kernel/.tmp_nmi.o: warning: objtool: do_nmi()+0xc6: unreachable instruction fs/f2fs/.tmp_checkpoint.o: warning: objtool: f2fs_crc32()+0x3c: unreachable instruction fs/nilfs2/.tmp_segment.o: warning: objtool: nilfs_transaction_unlock()+0x59: unreachable instruction mm/.tmp_shmem.o: warning: objtool: shmem_radix_tree_replace()+0x41: unreachable instruction kernel/.tmp_signal.o: warning: objtool: task_set_jobctl_pending()+0x37: unreachable instruction fs/f2fs/.tmp_super.o: warning: objtool: f2fs_fill_super()+0x63a: unreachable instruction fs/btrfs/.tmp_extent-tree.o: warning: objtool: remove_extent_data_ref()+0x139: unreachable instruction mm/.tmp_vmscan.o: warning: objtool: page_ref_unfreeze()+0x43: unreachable instruction arch/x86/kernel/.tmp_setup.o: warning: objtool: extend_brk()+0x36: unreachable instruction fs/ntfs/.tmp_logfile.o: warning: objtool: ntfs_check_logfile()+0x51d: unreachable instruction fs/.tmp_direct-io.o: warning: objtool: do_blockdev_direct_IO()+0x59a: unreachable instruction fs/btrfs/.tmp_file-item.o: warning: objtool: btrfs_csum_one_bio()+0x130: unreachable instruction kernel/.tmp_params.o: warning: objtool: param_sysfs_init()+0x19b: unreachable instruction /kisskb/src/mm/vmstat.c: In function 'sysctl_vm_numa_stat_handler': /kisskb/src/mm/vmstat.c:89:5: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] drivers/bcma/.tmp_driver_chipcommon_pmu.o: warning: objtool: bcma_pmu_pll_clock()+0x4b: unreachable instruction fs/.tmp_mpage.o: warning: objtool: do_mpage_readpage()+0x392: unreachable instruction /kisskb/src/mm/vmstat.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/.tmp_block_dev.o: warning: objtool: blkdev_get()+0x259: unreachable instruction fs/ocfs2/.tmp_alloc.o: warning: objtool: ocfs2_adjust_adjacent_records()+0x50: unreachable instruction fs/jffs2/.tmp_debug.o: warning: objtool: __jffs2_dbg_acct_sanity_check_nolock()+0xae: unreachable instruction kernel/.tmp_workqueue.o: warning: objtool: workqueue_init_early()+0x7d: unreachable instruction /kisskb/src/fs/f2fs/node.c: In function '__set_nat_cache_dirty': /kisskb/src/fs/f2fs/node.c:251:17: warning: 'head' may be used uninitialized in this function [-Wuninitialized] fs/.tmp_buffer.o: warning: objtool: buffer_check_dirty_writeback()+0x47: unreachable instruction drivers/base/regmap/.tmp_regmap-irq.o: warning: objtool: regmap_irq_thread()+0xce: unreachable instruction kernel/irq/.tmp_matrix.o: warning: objtool: irq_matrix_assign_system()+0x44: unreachable instruction kernel/trace/.tmp_trace_syscalls.o: warning: objtool: syscall_get_arguments.constprop.15()+0x65: unreachable instruction fs/jffs2/.tmp_xattr.o: warning: objtool: save_xattr_datum()+0x55: unreachable instruction fs/jffs2/.tmp_wbuf.o: warning: objtool: __jffs2_flush_wbuf()+0x46: unreachable instruction fs/f2fs/.tmp_data.o: warning: objtool: verify_block_addr()+0x6d: unreachable instruction /kisskb/src/lib/raid6/recov_avx512.c:387:2: warning: #warning "your version of binutils lacks AVX512 support" [-Wcpp] cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/arch/x86/kvm/x86.c: In function 'vgettsc': /kisskb/src/arch/x86/kvm/x86.c:1774:11: warning: 'v' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/block/.tmp_pktcdvd.o: warning: objtool: pkt_make_request()+0x18d: unreachable instruction fs/f2fs/.tmp_node.o: warning: objtool: f2fs_truncate_inode_blocks()+0x242: unreachable instruction kernel/.tmp_cred.o: warning: objtool: __put_cred()+0x2f: unreachable instruction arch/x86/kvm/.tmp_emulate.o: warning: objtool: writeback()+0x15c: unreachable instruction fs/ocfs2/.tmp_buffer_head_io.o: warning: objtool: ocfs2_write_block()+0x14b: unreachable instruction fs/ocfs2/.tmp_dcache.o: warning: objtool: ocfs2_dentry_attach_lock()+0x1e8: unreachable instruction mm/.tmp_percpu.o: warning: objtool: pcpu_setup_first_chunk()+0x88: unreachable instruction kernel/.tmp_ucount.o: warning: objtool: user_namespace_sysctl_init()+0x41: unreachable instruction fs/btrfs/.tmp_transaction.o: warning: objtool: create_pending_snapshot()+0x1d7: unreachable instruction kernel/.tmp_smpboot.o: warning: objtool: smpboot_thread_fn()+0xd0: unreachable instruction fs/.tmp_userfaultfd.o: warning: objtool: userfaultfd_ctx_put()+0x3b: unreachable instruction mm/.tmp_list_lru.o: warning: objtool: __list_lru_walk_one.isra.6()+0xb1: unreachable instruction arch/x86/kernel/.tmp_quirks.o: warning: objtool: force_hpet_resume()+0x4e: unreachable instruction drivers/block/aoe/.tmp_aoeblk.o: warning: objtool: aoeblk_gdalloc()+0x39d: unreachable instruction /kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap': /kisskb/src/arch/x86/kernel/e820.c:653:2: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kernel/e820.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_debug.o: warning: objtool: __dump_page()+0x7b: unreachable instruction mm/.tmp_workingset.o: warning: objtool: workingset_eviction()+0x72: unreachable instruction arch/x86/kernel/.tmp_e820.o: warning: objtool: e820__reallocate_tables()+0x4d: unreachable instruction fs/.tmp_aio.o: warning: objtool: aio_migratepage()+0xa6: unreachable instruction fs/.tmp_mbcache.o: warning: objtool: mb_cache_entry_create()+0x135: unreachable instruction kernel/trace/.tmp_trace_uprobe.o: warning: objtool: probe_event_enable()+0x13f: unreachable instruction fs/btrfs/.tmp_file.o: warning: objtool: __btrfs_drop_extents()+0x1ed: unreachable instruction mm/.tmp_compaction.o: warning: objtool: __SetPageMovable()+0x49: unreachable instruction fs/.tmp_locks.o: warning: objtool: locks_free_lock()+0x3b: unreachable instruction net/decnet/.tmp_dn_nsp_out.o: warning: objtool: dn_mk_ack_header()+0x5b: unreachable instruction drivers/block/aoe/.tmp_aoedev.o: warning: objtool: flush()+0x3c7: unreachable instruction mm/.tmp_mlock.o: warning: objtool: __munlock_pagevec()+0x125: unreachable instruction net/core/.tmp_sock.o: warning: objtool: sk_alloc_sg()+0x182: unreachable instruction mm/.tmp_gup.o: warning: objtool: page_cache_add_speculative()+0x35: unreachable instruction arch/x86/kvm/.tmp_mmu.o: warning: objtool: kvm_mmu_set_mask_ptes()+0x5b: unreachable instruction fs/ocfs2/.tmp_dlmglue.o: warning: objtool: lockres_set_pending()+0x32: unreachable instruction net/key/.tmp_af_key.o: warning: objtool: pfkey_send_new_mapping()+0x154: unreachable instruction arch/x86/kernel/.tmp_alternative.o: warning: objtool: apply_alternatives()+0x7e: unreachable instruction drivers/base/.tmp_devres.o: warning: objtool: release_nodes()+0xef: unreachable instruction mm/.tmp_mprotect.o: warning: objtool: change_protection()+0x86: unreachable instruction fs/ocfs2/.tmp_dir.o: warning: objtool: ocfs2_extend_dir()+0x8d: unreachable instruction net/rfkill/.tmp_core.o: warning: objtool: rfkill_init_sw_state()+0x33: unreachable instruction /kisskb/src/arch/x86/kvm/x86.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/arch/x86/kernel/hw_breakpoint.c: In function 'hw_breakpoint_arch_parse': /kisskb/src/arch/x86/kernel/hw_breakpoint.c:366:18: warning: 'align' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/kernel/hw_breakpoint.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/btrfs/.tmp_ordered-data.o: warning: objtool: __btrfs_add_ordered_extent()+0x397: unreachable instruction mm/.tmp_page_vma_mapped.o: warning: objtool: page_vma_mapped_walk()+0xd2: unreachable instruction /kisskb/src/drivers/bluetooth/hci_h5.c:920:22: warning: 'rtl_vnd' defined but not used [-Wunused-variable] mm/.tmp_pagewalk.o: warning: objtool: walk_page_vma()+0x43: unreachable instruction mm/.tmp_mmap.o: warning: objtool: __vma_adjust()+0x585: unreachable instruction fs/btrfs/.tmp_inode.o: warning: objtool: run_delalloc_nocow()+0x51e: unreachable instruction /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/lib/rhashtable.c:267:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:232:28: note: 'next' was declared here drivers/dma-buf/.tmp_dma-buf.o: warning: objtool: dma_buf_vunmap()+0x7a: unreachable instruction net/sched/.tmp_sch_generic.o: warning: objtool: dev_trans_start()+0x11: unreachable instruction fs/ocfs2/.tmp_extent_map.o: warning: objtool: ocfs2_read_virt_blocks()+0x194: unreachable instruction cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/lib/rhashtable.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_pgtable-generic.o: warning: objtool: pmdp_huge_clear_flush()+0x3b: unreachable instruction mm/.tmp_memory.o: warning: objtool: __tlb_remove_page_size()+0x3b: unreachable instruction net/core/.tmp_skbuff.o: warning: objtool: pskb_expand_head()+0x4d: unreachable instruction drivers/char/.tmp_virtio_console.o: warning: objtool: free_buf()+0x98: unreachable instruction fs/.tmp_iomap.o: warning: objtool: iomap_read_inline_data.isra.22()+0x4d: 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] /kisskb/src/drivers/char/tpm/tpm-sysfs.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] block/.tmp_mq-deadline.o: warning: objtool: dd_dispatch_request()+0xbb: unreachable instruction net/wimax/.tmp_id-table.o: warning: objtool: wimax_id_table_add()+0x37: unreachable instruction kernel/.tmp_module.o: warning: objtool: frob_ro_after_init()+0x33: unreachable instruction block/.tmp_blk-cgroup.o: warning: objtool: blkcg_print_stat()+0x6f: unreachable instruction net/wimax/.tmp_op-msg.o: warning: objtool: wimax_msg_send()+0x57: unreachable instruction net/packet/.tmp_af_packet.o: warning: objtool: tpacket_rcv()+0x48d: unreachable instruction net/wimax/.tmp_op-reset.o: warning: objtool: wimax_reset()+0x48: unreachable instruction net/wimax/.tmp_op-state-get.o: warning: objtool: wimax_gnl_doit_state_get()+0x3c: unreachable instruction net/wimax/.tmp_op-rfkill.o: warning: objtool: wimax_report_rfkill_hw()+0x4b: unreachable instruction fs/btrfs/.tmp_locking.o: warning: objtool: btrfs_clear_lock_blocking_rw()+0x60: unreachable instruction fs/ocfs2/.tmp_localalloc.o: warning: objtool: ocfs2_claim_local_alloc_bits()+0x52: unreachable instruction drivers/dma-buf/.tmp_dma-fence.o: warning: objtool: dma_fence_init()+0x44: unreachable instruction fs/ocfs2/.tmp_inode.o: warning: objtool: ocfs2_clear_inode()+0x19d: unreachable instruction /kisskb/src/drivers/char/tpm/tpm2-cmd.c: In function 'tpm2_unseal_trusted': /kisskb/src/drivers/char/tpm/tpm2-cmd.c:614:20: warning: 'blob_handle' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/tpm/tpm2-cmd.c:665:6: note: 'blob_handle' was declared here /kisskb/src/block/bfq-iosched.c: In function 'bfq_exit_icq_bfqq': /kisskb/src/block/bfq-iosched.c:4084:11: warning: 'bfqd' may be used uninitialized in this function [-Wuninitialized] net/wimax/.tmp_stack.o: warning: objtool: wimax_gnl_re_state_change_send()+0x4d: unreachable instruction fs/ocfs2/.tmp_file.o: warning: objtool: ocfs2_extend_allocation()+0x8a: unreachable instruction /kisskb/src/drivers/char/tpm/tpm2-cmd.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_rmap.o: warning: objtool: page_move_anon_rmap()+0x5c: unreachable instruction fs/btrfs/.tmp_extent_io.o: warning: objtool: __set_extent_bit()+0xfc: unreachable instruction /kisskb/src/drivers/gpio/gpiolib.c: In function 'gpiod_get_from_of_node': /kisskb/src/drivers/gpio/gpiolib.c:3964:21: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/block/bfq-iosched.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /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/gpio/gpiolib.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] arch/x86/kvm/.tmp_svm.o: warning: objtool: svm_cache_reg()+0x37: unreachable instruction /kisskb/src/net/core/gen_stats.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_vmalloc.o: warning: objtool: alloc_vmap_area()+0x50: unreachable instruction net/netlink/.tmp_genetlink.o: warning: objtool: genl_register_family()+0x267: unreachable instruction kernel/.tmp_audit_watch.o: warning: objtool: audit_watch_handle_event()+0x65: unreachable instruction drivers/gpu/drm/ttm/.tmp_ttm_tt.o: warning: objtool: ttm_tt_swapout()+0x40: unreachable instruction kernel/.tmp_audit_fsnotify.o: warning: objtool: audit_mark_handle_event()+0x60: unreachable instruction fs/btrfs/.tmp_volumes.o: warning: objtool: __btrfs_alloc_chunk()+0x59: unreachable instruction net/unix/.tmp_garbage.o: warning: objtool: unix_inflight()+0x74: unreachable instruction /kisskb/src/drivers/dma-buf/reservation.c: In function 'reservation_object_add_shared_fence': /kisskb/src/drivers/dma-buf/reservation.c:211:7: warning: 'k' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/dma-buf/reservation.c:161:17: note: 'k' was declared here /kisskb/src/drivers/dma-buf/reservation.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/btrfs/.tmp_ioctl.o: warning: objtool: create_subvol()+0x587: unreachable instruction mm/.tmp_page_io.o: warning: objtool: swap_readpage()+0x79: unreachable instruction fs/ocfs2/.tmp_move_extents.o: warning: objtool: ocfs2_defrag_extent()+0xaa: unreachable instruction mm/.tmp_madvise.o: warning: objtool: madvise_free_pte_range()+0x1c1: unreachable instruction net/xfrm/.tmp_xfrm_policy.o: warning: objtool: xfrm_policy_destroy()+0x31: unreachable instruction /kisskb/src/mm/swap_state.c: In function '__add_to_swap_cache': /kisskb/src/mm/swap_state.c:135:6: warning: 'error' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/.tmp_journal.o: warning: objtool: ocfs2_replay_journal()+0x601: unreachable instruction drivers/gpu/drm/ttm/.tmp_ttm_bo.o: warning: objtool: ttm_bo_release_list()+0x3d: unreachable instruction drivers/hwspinlock/.tmp_hwspinlock_core.o: warning: objtool: __hwspin_unlock()+0x38: unreachable instruction drivers/gpu/drm/.tmp_drm_crtc_helper.o: warning: objtool: drm_crtc_helper_set_config()+0x4b: unreachable instruction /kisskb/src/mm/swap_state.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/ocfs2/.tmp_reservations.o: warning: objtool: ocfs2_resv_insert()+0x42: unreachable instruction fs/ocfs2/.tmp_sysfile.o: warning: objtool: ocfs2_get_system_file_inode()+0x53: unreachable instruction mm/.tmp_swap_state.o: warning: objtool: __add_to_swap_cache()+0x5e: unreachable instruction block/.tmp_cfq-iosched.o: warning: objtool: cfq_should_idle()+0x59: unreachable instruction mm/.tmp_frontswap.o: warning: objtool: frontswap_shrink()+0x48: unreachable instruction fs/ocfs2/.tmp_namei.o: warning: objtool: ocfs2_rename()+0x2fc: unreachable instruction drivers/input/gameport/.tmp_gameport.o: warning: objtool: gameport_start_polling()+0x57: unreachable instruction lib/.tmp_assoc_array.o: warning: objtool: assoc_array_destroy_subtree()+0x6e: unreachable instruction fs/ocfs2/.tmp_slot_map.o: warning: objtool: ocfs2_refresh_slot_info()+0x46: unreachable instruction lib/.tmp_list_debug.o: warning: objtool: __list_del_entry_valid()+0x52: unreachable instruction fs/btrfs/.tmp_compression.o: warning: objtool: btrfs_submit_compressed_write()+0x1ec: unreachable instruction mm/.tmp_swapfile.o: warning: objtool: swap_count_continued()+0x5d: unreachable instruction net/core/.tmp_flow_dissector.o: warning: objtool: skb_flow_dissector_init()+0x56: unreachable instruction mm/.tmp_mmu_notifier.o: warning: objtool: do_mmu_notifier_register()+0x3e: unreachable instruction fs/ocfs2/.tmp_filecheck.o: warning: objtool: ocfs2_filecheck_attr_store()+0x182: unreachable instruction fs/ocfs2/.tmp_stackglue.o: warning: objtool: ocfs2_stack_driver_put()+0x38: unreachable instruction fs/ocfs2/.tmp_suballoc.o: warning: objtool: ocfs2_block_group_search()+0x50: unreachable instruction fs/ocfs2/.tmp_uptodate.o: warning: objtool: ocfs2_remove_block_from_cache()+0x198: unreachable instruction fs/btrfs/.tmp_delayed-inode.o: warning: objtool: btrfs_release_delayed_item()+0x4f: unreachable instruction mm/.tmp_mempolicy.o: warning: objtool: kernel_get_mempolicy()+0x1de: unreachable instruction mm/.tmp_hugetlb.o: warning: objtool: set_page_refcounted()+0x34: unreachable instruction /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1395:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1367:6: note: 'found_rmap_hlist_len' was declared here /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] drivers/mtd/chips/.tmp_cfi_util.o: warning: objtool: cfi_merge_status()+0x37: unreachable instruction fs/btrfs/.tmp_backref.o: warning: objtool: find_parent_nodes()+0x107: unreachable instruction fs/btrfs/.tmp_relocation.o: warning: objtool: select_reloc_root()+0x71: unreachable instruction /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/mm/ksm.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/ocfs2/.tmp_refcounttree.o: warning: objtool: ocfs2_refcount_cal_cow_clusters()+0x95: unreachable instruction fs/btrfs/.tmp_scrub.o: warning: objtool: scrub_repair_page_from_good_copy()+0x55: unreachable instruction arch/x86/kvm/.tmp_vmx.o: warning: objtool: vmx_set_msr()+0x7ee: unreachable instruction mm/.tmp_ksm.o: warning: objtool: stable_node_chain_add_dup()+0x32: unreachable instruction drivers/gpu/drm/virtio/.tmp_virtgpu_vq.o: warning: objtool: virtio_gpu_get_vbuf.isra.2()+0x5b: unreachable instruction drivers/platform/chrome/.tmp_cros_ec_proto.o: warning: objtool: cros_ec_prepare_tx()+0x42: unreachable instruction /kisskb/src/drivers/mfd/arizona-core.c: In function 'arizona_dev_init': /kisskb/src/drivers/mfd/arizona-core.c:1404:6: warning: 'n_subdevs' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/mfd/arizona-core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/input/mouse/cyapa_gen3.c: In function 'cyapa_gen3_set_power_mode': /kisskb/src/drivers/input/mouse/cyapa_gen3.c:927:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/mouse/cyapa_gen3.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/input/mouse/cyapa.c: In function 'cyapa_irq': /kisskb/src/drivers/input/mouse/cyapa.c:717:27: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/mouse/cyapa.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] fs/btrfs/.tmp_qgroup.o: warning: objtool: btrfs_qgroup_trace_subtree()+0x49: unreachable instruction fs/btrfs/.tmp_raid56.o: warning: objtool: finish_parity_scrub()+0x6c: unreachable instruction drivers/mmc/host/.tmp_sdhci.o: warning: objtool: sdhci_send_command()+0x34f: unreachable instruction fs/btrfs/.tmp_send.o: warning: objtool: send_create_inode()+0x279: unreachable instruction /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3344:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] mm/.tmp_migrate.o: warning: objtool: page_ref_unfreeze()+0x43: unreachable instruction mm/.tmp_slab.o: warning: objtool: kmem_freepages.isra.41()+0x6c: unreachable instruction fs/ocfs2/.tmp_xattr.o: warning: objtool: ocfs2_xa_fill_value_buf()+0x44: unreachable instruction lib/.tmp_genalloc.o: warning: objtool: gen_pool_free()+0x66: unreachable instruction /kisskb/src/mm/huge_memory.c: In function 'do_huge_pmd_wp_page': /kisskb/src/mm/huge_memory.c:1315:6: warning: 'huge_gfp' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/.tmp_super.o: warning: objtool: ocfs2_dismount_volume()+0x130: unreachable instruction drivers/scsi/device_handler/.tmp_scsi_dh_alua.o: warning: objtool: alua_rtpg_work()+0x5aa: unreachable instruction /kisskb/src/mm/huge_memory.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/platform/x86/dell-laptop.c: In function 'kbd_led_level_get': /kisskb/src/drivers/platform/x86/dell-laptop.c:1980:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/scsi/libfc/.tmp_fc_libfc.o: warning: objtool: fc_fc4_conf_lport_params()+0x32: unreachable instruction mm/.tmp_huge_memory.o: warning: objtool: vmf_insert_pfn_pud()+0x52: 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] /kisskb/src/drivers/platform/x86/dell-laptop.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/slimbus/messaging.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_khugepaged.o: warning: objtool: khugepaged_alloc_page()+0x47: unreachable instruction /kisskb/src/net/core/dev.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/staging/android/ion/.tmp_ion.o: warning: objtool: ion_map_dma_buf()+0x60: unreachable instruction net/sched/.tmp_sch_skbprio.o: warning: objtool: skbprio_enqueue()+0x17e: unreachable instruction drivers/scsi/fcoe/.tmp_fcoe_transport.o: warning: objtool: fcoe_get_paged_crc_eof()+0x92: unreachable instruction drivers/rpmsg/.tmp_virtio_rpmsg_bus.o: warning: objtool: rpmsg_probe()+0x1db: unreachable instruction drivers/mfd/.tmp_cros_ec_i2c.o: warning: objtool: cros_ec_pkt_xfer_i2c()+0x6a: unreachable instruction lib/.tmp_syscall.o: warning: objtool: collect_syscall()+0x1c9: unreachable instruction net/core/.tmp_dev.o: warning: objtool: gro_pull_from_frag0()+0x50: unreachable instruction /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:231:19: note: 'i' was declared here /kisskb/src/drivers/tty/serial/8250/8250_core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/spi/.tmp_spi.o: warning: objtool: spi_map_buf()+0x238: unreachable instruction drivers/tty/serial/8250/.tmp_8250_core.o: warning: objtool: univ8250_release_irq()+0x88: unreachable instruction drivers/misc/.tmp_ad525x_dpot.o: warning: objtool: dpot_write_spi()+0x8a: unreachable instruction drivers/virtio/.tmp_virtio.o: warning: objtool: virtio_dev_probe()+0x82: unreachable instruction drivers/media/common/videobuf2/.tmp_videobuf2-vmalloc.o: warning: objtool: vb2_vmalloc_dmabuf_ops_map()+0xac: unreachable instruction /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_vq_avail_empty': /kisskb/src/drivers/vhost/vhost.c:2323:32: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] drivers/virtio/.tmp_virtio_ring.o: warning: objtool: detach_buf()+0x113: unreachable instruction /kisskb/src/mm/memcontrol.c: In function 'commit_charge': /kisskb/src/mm/memcontrol.c:2077:5: warning: 'isolated' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c:2091:6: note: 'isolated' was declared here /kisskb/src/drivers/vhost/vhost.c: In function 'vhost_get_vq_desc': /kisskb/src/drivers/vhost/vhost.c:2053:23: warning: 'ring_head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/vhost/vhost.c:2023:33: warning: 'avail_idx' may be used uninitialized in this function [-Wuninitialized] drivers/gpu/drm/.tmp_drm_global.o: warning: objtool: drm_global_item_unref()+0x51: unreachable instruction drivers/virtio/.tmp_virtio_balloon.o: warning: objtool: virtballoon_migratepage()+0x93: unreachable instruction /kisskb/src/drivers/vhost/vhost.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /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 /kisskb/src/drivers/staging/comedi/drivers/pcl818.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/vhost/.tmp_vhost.o: warning: objtool: log_write()+0x88: unreachable instruction /kisskb/src/mm/memcontrol.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/gpu/drm/.tmp_drm_prime.o: warning: objtool: drm_gem_map_dma_buf()+0x137: unreachable instruction mm/.tmp_memcontrol.o: warning: objtool: mem_cgroup_reset()+0x6c: unreachable instruction drivers/uwb/.tmp_est.o: warning: objtool: uwb_est_find_size()+0x11b: unreachable instruction drivers/scsi/libsas/.tmp_sas_expander.o: warning: objtool: sas_add_parent_port()+0x54: unreachable instruction drivers/scsi/.tmp_scsi_lib_dma.o: warning: objtool: scsi_dma_map()+0x7b: unreachable instruction drivers/scsi/.tmp_scsi_lib.o: warning: objtool: scsi_init_io()+0x1ac: unreachable instruction /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_check_only': /kisskb/src/drivers/gpu/drm/drm_atomic.c:760:38: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:744:25: note: 'crtc_state' was declared here net/core/.tmp_filter.o: warning: objtool: bpf_convert_filter()+0x6d5: unreachable instruction mm/.tmp_balloon_compaction.o: warning: objtool: balloon_page_migrate()+0x60: unreachable instruction mm/.tmp_zsmalloc.o: warning: objtool: remove_zspage()+0x4e: unreachable instruction /kisskb/src/drivers/tty/serial/serial_core.c: In function 'uart_write': /kisskb/src/include/linux/spinlock.h:384:2: 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 /kisskb/src/drivers/tty/serial/serial_core.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] /kisskb/src/drivers/gpu/drm/drm_atomic.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] mm/.tmp_userfaultfd.o: warning: objtool: mcopy_atomic()+0x51: 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] /kisskb/src/drivers/video/backlight/adp8860_bl.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] drivers/uwb/.tmp_lc-dev.o: warning: objtool: uwb_dev_add()+0x3a: unreachable instruction drivers/mtd/.tmp_mtdconcat.o: warning: objtool: concat_erase()+0x150: unreachable instruction crypto/.tmp_drbg.o: warning: objtool: drbg_async_seed()+0x62: 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] drivers/tty/serial/.tmp_fsl_lpuart.o: warning: objtool: lpuart_resume()+0x2a9: unreachable instruction drivers/scsi/.tmp_scsi_transport_fc.o: warning: objtool: fc_bsg_dispatch()+0xa6: unreachable instruction lib/.tmp_idr.o: warning: objtool: ida_simple_get()+0x3a: unreachable instruction drivers/scsi/.tmp_virtio_scsi.o: warning: objtool: virtscsi_queuecommand()+0x54: unreachable instruction drivers/scsi/.tmp_scsi_debug.o: warning: objtool: prot_verify_write()+0x4b: unreachable instruction drivers/scsi/.tmp_scsi_transport_iscsi.o: warning: objtool: iscsi_unregister_transport()+0x2d: unreachable instruction drivers/target/.tmp_target_core_transport.o: warning: objtool: target_submit_cmd_map_sgls()+0x61: unreachable instruction /kisskb/src/drivers/mtd/ubi/eba.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] lib/.tmp_ioremap.o: warning: objtool: ioremap_page_range()+0x4c: unreachable instruction drivers/gpu/drm/.tmp_drm_vblank.o: warning: objtool: drm_vblank_restore()+0x85: unreachable instruction lib/.tmp_kobject.o: warning: objtool: kobject_add_internal()+0x19f: unreachable instruction lib/.tmp_plist.o: warning: objtool: plist_requeue()+0x31: unreachable instruction drivers/scsi/.tmp_sd.o: warning: objtool: sd_init_command()+0x29a: unreachable instruction /kisskb/src/drivers/target/target_core_user.c: In function 'scatter_data_area': /kisskb/src/drivers/target/target_core_user.c:662:29: warning: 'dbi' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/target/target_core_user.c:676:9: note: 'dbi' was declared here /kisskb/src/drivers/target/target_core_user.c: At top level: cc1: warning: unrecognized command line option "-Wno-maybe-uninitialized" [enabled by default] lib/.tmp_radix-tree.o: warning: objtool: radix_tree_tag_set()+0x4e: unreachable instruction Completed OK # rm -rf /kisskb/build/linus-rand_x86_64-randconfig_x86_64 # Build took: 0:01:21.550125

© Michael Ellerman 2006-2018.