bridge0: port 1(bridge_slave_0) entered disabled state
==================================================================
BUG: KMSAN: uninit-value in flush_tlb_func_remote+0xed/0xf0 arch/x86/mm/tlb.c:553
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.17.0+ #6
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x185/0x1d0 lib/dump_stack.c:113
 kmsan_report+0x188/0x2a0 mm/kmsan/kmsan.c:1117
 __msan_warning_32+0x70/0xc0 mm/kmsan/kmsan_instr.c:620
 flush_tlb_func_remote+0xed/0xf0 arch/x86/mm/tlb.c:553
 flush_smp_call_function_queue+0x321/0x610 kernel/smp.c:243
 generic_smp_call_function_single_interrupt+0x1f/0x30 kernel/smp.c:192
 smp_call_function_single_interrupt+0x234/0x3d0 arch/x86/kernel/smp.c:295
 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:885
 </IRQ>
RIP: 0010:tick_nohz_idle_enter+0xfe/0x170 kernel/time/tick-sched.c:994
RSP: 0018:ffffffff8ac0fdb8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04
RAX: 000000244aca1e21 RBX: ffff88021fc36f00 RCX: 0000000000000000
RDX: ffff8801fd057b28 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000
RBP: ffffffff8ac0fde0 R08: 000000244aca1e21 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff810c89a0 R12: 000000244aca161d
R13: 0000000000000015 R14: ffff88021fc36eec R15: 0000000000000000
 do_idle+0xfe/0x830 kernel/sched/idle.c:237
 cpu_startup_entry+0x45/0x50 kernel/sched/idle.c:368
 rest_init+0x1c1/0x1f0 init/main.c:443
 start_kernel+0x1110/0x1120 init/main.c:740
 x86_64_start_reservations arch/x86/kernel/head64.c:453 [inline]
 x86_64_start_kernel+0xe4/0xf0 arch/x86/kernel/head64.c:434
 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:242

Uninit was stored to memory at:
 kmsan_save_stack_with_flags mm/kmsan/kmsan.c:279 [inline]
 kmsan_save_stack mm/kmsan/kmsan.c:294 [inline]
 kmsan_internal_chain_origin+0x12b/0x210 mm/kmsan/kmsan.c:685
 __msan_chain_origin+0x69/0xc0 mm/kmsan/kmsan_instr.c:464
 flush_tlb_mm_range+0x34a/0x450 arch/x86/mm/tlb.c:616
 tlb_flush_mmu_tlbonly+0x1ce/0x5f0 mm/memory.c:247
 tlb_flush_mmu mm/memory.c:268 [inline]
 arch_tlb_finish_mmu mm/memory.c:284 [inline]
 tlb_finish_mmu+0x202/0x5c0 mm/memory.c:434
 free_ldt_pgtables arch/x86/kernel/ldt.c:216 [inline]
 ldt_arch_exit_mmap+0x130/0x160 arch/x86/kernel/ldt.c:304
 arch_exit_mmap arch/x86/include/asm/mmu_context.h:245 [inline]
 exit_mmap+0x410/0x980 mm/mmap.c:3094
 __mmput+0x158/0x600 kernel/fork.c:962
 mmput+0xab/0xf0 kernel/fork.c:983
 exit_mm+0x6ed/0x7a0 kernel/exit.c:545
 do_exit+0xc12/0x3930 kernel/exit.c:854
 do_group_exit+0x1a0/0x360 kernel/exit.c:970
 get_signal+0x1405/0x1ec0 kernel/signal.c:2482
 do_signal+0xb8/0x1d20 arch/x86/kernel/signal.c:810
 exit_to_usermode_loop arch/x86/entry/common.c:162 [inline]
 prepare_exit_to_usermode+0x271/0x3a0 arch/x86/entry/common.c:196
 syscall_return_slowpath+0xe9/0x710 arch/x86/entry/common.c:265
 do_syscall_64+0x1ad/0x230 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
Local variable description: ----tlb.i@ldt_arch_exit_mmap
Variable was created at:
 ldt_arch_exit_mmap+0x46/0x160 arch/x86/kernel/ldt.c:302
 arch_exit_mmap arch/x86/include/asm/mmu_context.h:245 [inline]
 exit_mmap+0x410/0x980 mm/mmap.c:3094
==================================================================