bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready ================================================================== BUG: KMSAN: uninit-value in __rmqueue_pcplist mm/page_alloc.c:2843 [inline] BUG: KMSAN: uninit-value in rmqueue_pcplist mm/page_alloc.c:2872 [inline] BUG: KMSAN: uninit-value in rmqueue mm/page_alloc.c:2894 [inline] BUG: KMSAN: uninit-value in get_page_from_freelist+0x5e50/0xb600 mm/page_alloc.c:3243 CPU: 1 PID: 5795 Comm: sh Not tainted 4.16.0+ #87 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+0x185/0x1d0 lib/dump_stack.c:53 kmsan_report+0x142/0x240 mm/kmsan/kmsan.c:1067 __msan_warning_32+0x6c/0xb0 mm/kmsan/kmsan_instr.c:683 __rmqueue_pcplist mm/page_alloc.c:2843 [inline] rmqueue_pcplist mm/page_alloc.c:2872 [inline] rmqueue mm/page_alloc.c:2894 [inline] get_page_from_freelist+0x5e50/0xb600 mm/page_alloc.c:3243 __alloc_pages_nodemask+0x789/0x5dc0 mm/page_alloc.c:4252 alloc_pages_current+0x6b5/0x970 mm/mempolicy.c:2055 alloc_pages include/linux/gfp.h:494 [inline] pmd_alloc_one arch/x86/include/asm/pgalloc.h:102 [inline] __pmd_alloc+0xad/0x410 mm/memory.c:4221 pmd_alloc include/linux/mm.h:1746 [inline] alloc_new_pmd mm/mremap.c:75 [inline] move_page_tables+0xe16/0x27a0 mm/mremap.c:224 shift_arg_pages fs/exec.c:647 [inline] setup_arg_pages+0xb9f/0x1400 fs/exec.c:759 load_elf_binary+0x1991/0x8f90 fs/binfmt_elf.c:882 search_binary_handler+0x2ef/0xac0 fs/exec.c:1638 exec_binprm fs/exec.c:1680 [inline] do_execveat_common+0x1f4d/0x2ce0 fs/exec.c:1802 do_execve fs/exec.c:1847 [inline] SYSC_execve+0xe2/0x110 fs/exec.c:1928 SyS_execve+0x56/0x80 fs/exec.c:1923 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 RIP: 0033:0x454307 RSP: 002b:0000000000a3fac8 EFLAGS: 00000207 ORIG_RAX: 000000000000003b RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000454307 RDX: 00007ffcebcdf5b8 RSI: 0000000000a3fb00 RDI: 00000000004c81a8 RBP: 0000000000a3fc80 R08: 0000000000000000 R09: 0000000000000027 R10: 0000000000000008 R11: 0000000000000207 R12: 0000000000a3feb8 R13: 0000000000a3fe28 R14: 0000000000000000 R15: 0000000000000000 Uninit was stored to memory at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:278 [inline] kmsan_save_stack mm/kmsan/kmsan.c:293 [inline] kmsan_internal_chain_origin+0x12b/0x210 mm/kmsan/kmsan.c:684 __msan_chain_origin+0x69/0xc0 mm/kmsan/kmsan_instr.c:528 __write_once_size include/linux/compiler.h:224 [inline] __list_add include/linux/list.h:66 [inline] list_add include/linux/list.h:79 [inline] free_unref_page_commit+0x4fb/0x530 mm/page_alloc.c:2674 free_unref_page mm/page_alloc.c:2695 [inline] __free_pages mm/page_alloc.c:4321 [inline] free_pages+0x290/0x320 mm/page_alloc.c:4333 arch_tlb_finish_mmu mm/memory.c:290 [inline] tlb_finish_mmu+0x3f7/0x5c0 mm/memory.c:433 exit_mmap+0x498/0x950 mm/mmap.c:3040 __mmput+0x16c/0x610 kernel/fork.c:961 mmput+0xab/0xf0 kernel/fork.c:982 exit_mm+0x6ed/0x7a0 kernel/exit.c:545 do_exit+0xc01/0x38d0 kernel/exit.c:854 do_group_exit+0x1a0/0x360 kernel/exit.c:970 SYSC_exit_group+0x21/0x30 kernel/exit.c:981 SyS_exit_group+0x25/0x30 kernel/exit.c:979 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 Uninit was stored to memory at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:278 [inline] kmsan_save_stack mm/kmsan/kmsan.c:293 [inline] kmsan_internal_chain_origin+0x12b/0x210 mm/kmsan/kmsan.c:684 __msan_chain_origin+0x69/0xc0 mm/kmsan/kmsan_instr.c:528 tlb_next_batch mm/memory.c:213 [inline] __tlb_remove_page_size mm/memory.c:316 [inline] __tlb_remove_page include/asm-generic/tlb.h:150 [inline] zap_pte_range mm/memory.c:1340 [inline] zap_pmd_range mm/memory.c:1441 [inline] zap_pud_range mm/memory.c:1470 [inline] zap_p4d_range mm/memory.c:1491 [inline] unmap_page_range+0xeb4/0x3be0 mm/memory.c:1512 unmap_single_vma+0x45b/0x5f0 mm/memory.c:1557 unmap_vmas+0x1f4/0x360 mm/memory.c:1587 exit_mmap+0x3da/0x950 mm/mmap.c:3020 __mmput+0x16c/0x610 kernel/fork.c:961 mmput+0xab/0xf0 kernel/fork.c:982 exit_mm+0x6ed/0x7a0 kernel/exit.c:545 do_exit+0xc01/0x38d0 kernel/exit.c:854 do_group_exit+0x1a0/0x360 kernel/exit.c:970 SYSC_exit_group+0x21/0x30 kernel/exit.c:981 SyS_exit_group+0x25/0x30 kernel/exit.c:979 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 Uninit was stored to memory at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:278 [inline] kmsan_save_stack mm/kmsan/kmsan.c:293 [inline] kmsan_internal_chain_origin+0x12b/0x210 mm/kmsan/kmsan.c:684 __msan_chain_origin+0x69/0xc0 mm/kmsan/kmsan_instr.c:528 __write_once_size include/linux/compiler.h:224 [inline] __list_add include/linux/list.h:66 [inline] list_add include/linux/list.h:79 [inline] free_unref_page_commit+0x4fb/0x530 mm/page_alloc.c:2674 free_unref_page mm/page_alloc.c:2695 [inline] __free_pages mm/page_alloc.c:4321 [inline] free_pages+0x290/0x320 mm/page_alloc.c:4333 arch_tlb_finish_mmu mm/memory.c:290 [inline] tlb_finish_mmu+0x3f7/0x5c0 mm/memory.c:433 exit_mmap+0x498/0x950 mm/mmap.c:3040 __mmput+0x16c/0x610 kernel/fork.c:961 mmput+0xab/0xf0 kernel/fork.c:982 exit_mm+0x6ed/0x7a0 kernel/exit.c:545 do_exit+0xc01/0x38d0 kernel/exit.c:854 do_group_exit+0x1a0/0x360 kernel/exit.c:970 SYSC_exit_group+0x21/0x30 kernel/exit.c:981 SyS_exit_group+0x25/0x30 kernel/exit.c:979 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 Local variable description: ----tlb@exit_mmap Variable was created at: exit_mmap+0x48/0x950 mm/mmap.c:2992 __mmput+0x16c/0x610 kernel/fork.c:961 ==================================================================