oom_kill_process+0x341/0x2160 mm/oom_kill.c:866
 mems_allowed=0
 out_of_memory+0x1700/0x1da0 mm/oom_kill.c:1080
 __alloc_pages_may_oom mm/page_alloc.c:3415 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4116 [inline]
 __alloc_pages_nodemask+0x4ee3/0x5dc0 mm/page_alloc.c:4272
==================================================================
BUG: KMSAN: uninit-value in update_stack_state+0x673/0xa40 arch/x86/kernel/unwind_frame.c:222
CPU: 0 PID: 3456 Comm: rsyslogd Not tainted 4.16.0+ #83
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x14a/0x1d0 lib/dump_stack.c:53
 kmsan_report+0x142/0x240 mm/kmsan/kmsan.c:1067
 __msan_warning_32+0x6c/0xb0 mm/kmsan/kmsan_instr.c:676
 update_stack_state+0x673/0xa40 arch/x86/kernel/unwind_frame.c:222
 unwind_next_frame+0x618/0xe50 arch/x86/kernel/unwind_frame.c:329
 show_trace_log_lvl+0xb49/0x1030 arch/x86/kernel/dumpstack.c:212
 show_stack+0xfc/0x150 arch/x86/kernel/dumpstack.c:236
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x185/0x1d0 lib/dump_stack.c:53
 dump_header+0x2cc/0x16f0 mm/oom_kill.c:437
 oom_kill_process+0x341/0x2160 mm/oom_kill.c:866
 out_of_memory+0x1700/0x1da0 mm/oom_kill.c:1080
 __alloc_pages_may_oom mm/page_alloc.c:3415 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4116 [inline]
 __alloc_pages_nodemask+0x4ee3/0x5dc0 mm/page_alloc.c:4272
 alloc_pages_current+0x6b5/0x970 mm/mempolicy.c:2055
 alloc_pages include/linux/gfp.h:494 [inline]
 __page_cache_alloc+0x95/0x320 mm/filemap.c:945
 page_cache_read mm/filemap.c:2387 [inline]
 filemap_fault+0x1618/0x24e0 mm/filemap.c:2571
 ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6177
 __do_fault mm/memory.c:3238 [inline]
 do_read_fault mm/memory.c:3648 [inline]
 do_fault mm/memory.c:3748 [inline]
 handle_pte_fault mm/memory.c:3979 [inline]
 __handle_mm_fault mm/memory.c:4103 [inline]
 handle_mm_fault+0x58fe/0x7ba0 mm/memory.c:4140
 __do_page_fault+0xec4/0x1a10 arch/x86/mm/fault.c:1423
 do_page_fault+0xd3/0x260 arch/x86/mm/fault.c:1500
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1151
RIP: 0033:0x7ff7d208a1fd
RSP: 002b:00007ff7cf629e30 EFLAGS: 00010293
RAX: 0000000000000071 RBX: 0000000002028ce0 RCX: 00007ff7d208a1fd
RDX: 0000000000000fff RSI: 00007ff7d0e5e5a0 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000002014260 R09: 0000000004000001
R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420
R13: 00007ff7cf62a9c0 R14: 00007ff7d26cf040 R15: 0000000000000003

Local variable description: ----compact_result.i@__alloc_pages_nodemask
Variable was created at:
 __alloc_pages_nodemask+0x17b/0x5dc0 mm/page_alloc.c:4238
 alloc_pages_current+0x6b5/0x970 mm/mempolicy.c:2055
==================================================================