8021q: adding VLAN 0 to HW filter on device bond0 8021q: adding VLAN 0 to HW filter on device bond0 8021q: adding VLAN 0 to HW filter on device bond0 8021q: adding VLAN 0 to HW filter on device bond0 ================================================================== BUG: KMSAN: uninit-value in __rmqueue_pcplist mm/page_alloc.c:2964 [inline] BUG: KMSAN: uninit-value in rmqueue_pcplist mm/page_alloc.c:2993 [inline] BUG: KMSAN: uninit-value in rmqueue mm/page_alloc.c:3015 [inline] BUG: KMSAN: uninit-value in get_page_from_freelist+0x5e3f/0xb5e0 mm/page_alloc.c:3359 CPU: 0 PID: 4513 Comm: syz-executor7 Not tainted 4.17.0-rc5+ #102 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x185/0x1d0 lib/dump_stack.c:113 kmsan_report+0x149/0x260 mm/kmsan/kmsan.c:1084 __msan_warning_32+0x6e/0xc0 mm/kmsan/kmsan_instr.c:686 __rmqueue_pcplist mm/page_alloc.c:2964 [inline] rmqueue_pcplist mm/page_alloc.c:2993 [inline] rmqueue mm/page_alloc.c:3015 [inline] get_page_from_freelist+0x5e3f/0xb5e0 mm/page_alloc.c:3359 __alloc_pages_nodemask+0x7be/0x5dc0 mm/page_alloc.c:4371 alloc_pages_current+0x6b1/0x970 mm/mempolicy.c:2093 alloc_pages include/linux/gfp.h:494 [inline] __get_free_pages mm/page_alloc.c:4423 [inline] get_zeroed_page+0x3f/0xd0 mm/page_alloc.c:4432 pud_alloc_one arch/x86/include/asm/pgalloc.h:150 [inline] __pud_alloc+0xab/0x440 mm/memory.c:4172 pud_alloc include/linux/mm.h:1752 [inline] copy_pud_range mm/memory.c:1166 [inline] copy_p4d_range mm/memory.c:1208 [inline] copy_page_range+0x3c0a/0x3f40 mm/memory.c:1270 dup_mmap kernel/fork.c:512 [inline] dup_mm kernel/fork.c:1235 [inline] copy_mm kernel/fork.c:1289 [inline] copy_process+0x6d9b/0x9bc0 kernel/fork.c:1795 _do_fork+0x311/0xf00 kernel/fork.c:2089 __do_sys_clone kernel/fork.c:2196 [inline] __se_sys_clone kernel/fork.c:2190 [inline] __x64_sys_clone+0x15e/0x1b0 kernel/fork.c:2190 do_syscall_64+0x152/0x230 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x41f829 RSP: 002b:0000000000a3fad0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000041f829 RDX: 0000000000a3fadc RSI: 0000000000000000 RDI: 0000000000100011 RBP: 0000000000a3fc80 R08: 0000000000a44a60 R09: 0000000000000025 R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000a3fed0 R13: 0000000000a3fe28 R14: 0000000000000000 R15: 0000000000000000 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:529 __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+0x4bc/0x4d0 mm/page_alloc.c:2796 free_unref_page mm/page_alloc.c:2816 [inline] __free_pages mm/page_alloc.c:4440 [inline] free_pages+0x290/0x320 mm/page_alloc.c:4452 arch_tlb_finish_mmu mm/memory.c:290 [inline] tlb_finish_mmu+0x3f7/0x5c0 mm/memory.c:433 exit_mmap+0x514/0x970 mm/mmap.c:3107 __mmput+0x158/0x600 kernel/fork.c:962 IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready mmput+0xab/0xf0 kernel/fork.c:983 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 __do_sys_exit_group+0x21/0x30 kernel/exit.c:981 __se_sys_exit_group+0x14/0x20 kernel/exit.c:979 __x64_sys_exit_group+0x4c/0x50 kernel/exit.c:979 do_syscall_64+0x152/0x230 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Local variable description: ----tlb@exit_mmap Variable was created at: IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready exit_mmap+0x47/0x970 mm/mmap.c:3051 __mmput+0x158/0x600 kernel/fork.c:962 ==================================================================