./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3051280766 <...> Warning: Permanently added '10.128.1.166' (ED25519) to the list of known hosts. execve("./syz-executor3051280766", ["./syz-executor3051280766"], 0x7ffe7175b560 /* 10 vars */) = 0 brk(NULL) = 0x5555566b6000 brk(0x5555566b6d00) = 0x5555566b6d00 arch_prctl(ARCH_SET_FS, 0x5555566b6380) = 0 set_tid_address(0x5555566b6650) = 4998 set_robust_list(0x5555566b6660, 24) = 0 rseq(0x5555566b6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3051280766", 4096) = 28 getrandom("\x5c\xdb\x60\xb2\x59\x03\x71\x01", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555566b6d00 brk(0x5555566d7d00) = 0x5555566d7d00 brk(0x5555566d8000) = 0x5555566d8000 mprotect(0x7f7b93f27000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4999 attached , child_tidptr=0x5555566b6650) = 4999 [pid 4999] set_robust_list(0x5555566b6660, 24) = 0 [pid 4999] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 4999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4999] setsid() = 1 [pid 4999] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 4999] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 4999] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 4999] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 4999] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 4999] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 4999] unshare(CLONE_NEWNS) = 0 [pid 4999] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 4999] unshare(CLONE_NEWIPC) = 0 [pid 4999] unshare(CLONE_NEWCGROUP) = 0 [pid 4999] unshare(CLONE_NEWUTS) = 0 [pid 4999] unshare(CLONE_SYSVSEM) = 0 [pid 4999] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "16777216", 8) = 8 [pid 4999] close(3) = 0 [pid 4999] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "536870912", 9) = 9 [pid 4999] close(3) = 0 [pid 4999] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "1024", 4) = 4 [pid 4999] close(3) = 0 [pid 4999] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "8192", 4) = 4 [pid 4999] close(3) = 0 [pid 4999] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "1024", 4) = 4 [pid 4999] close(3) = 0 [pid 4999] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "1024", 4) = 4 [pid 4999] close(3) = 0 [pid 4999] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "1024 1048576 500 1024", 21) = 21 [pid 4999] close(3) = 0 [pid 4999] getpid() = 1 [pid 4999] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 150.861194][ T5025] dump_stack_lvl+0x1bf/0x240 [ 150.866003][ T5025] dump_stack+0x1e/0x20 [ 150.870257][ T5025] panic+0x4d5/0xc70 [ 150.874279][ T5025] ? add_taint+0x108/0x1a0 [ 150.878911][ T5025] kmsan_report+0x2d0/0x2d0 [ 150.883546][ T5025] ? kmsan_internal_chain_origin+0xba/0xd0 [ 150.889530][ T5025] ? __msan_warning+0x96/0x110 [ 150.894455][ T5025] ? __xfrm_decode_session+0x16ba/0x2890 [ 150.900250][ T5025] ? xfrmi_xmit+0x1ea/0x2270 [ 150.904990][ T5025] ? dev_hard_start_xmit+0x247/0xa10 [ 150.910419][ T5025] ? __dev_queue_xmit+0x34d0/0x52a0 [ 150.915733][ T5025] ? packet_xmit+0x9c/0x6b0 [ 150.920422][ T5025] ? packet_sendmsg+0x8b1d/0x9f30 [ 150.925558][ T5025] ? ____sys_sendmsg+0x9c2/0xd60 [ 150.930660][ T5025] ? ___sys_sendmsg+0x28d/0x3c0 [ 150.935708][ T5025] ? __x64_sys_sendmsg+0x307/0x490 [ 150.941004][ T5025] ? do_syscall_64+0x41/0xc0 [ 150.946492][ T5025] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 150.952744][ T5025] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 150.959020][ T5025] ? cgroup_rstat_updated+0xb1/0x4e0 [ 150.964482][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 150.970441][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 150.976457][ T5025] ? handle_mm_fault+0x2403/0xc560 [ 150.981756][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 150.987702][ T5025] __msan_warning+0x96/0x110 [ 150.992459][ T5025] __xfrm_decode_session+0x16ba/0x2890 [ 150.998079][ T5025] ? kmsan_internal_unpoison_memory+0x14/0x20 [ 151.004330][ T5025] xfrmi_xmit+0x1ea/0x2270 [ 151.008863][ T5025] ? netif_skb_features+0x10e0/0x1310 [ 151.016318][ T5025] ? xfrmi_dev_uninit+0x2a0/0x2a0 [ 151.021522][ T5025] dev_hard_start_xmit+0x247/0xa10 [ 151.026801][ T5025] __dev_queue_xmit+0x34d0/0x52a0 [ 151.031949][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 151.037992][ T5025] packet_xmit+0x9c/0x6b0 [ 151.042475][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 151.048605][ T5025] packet_sendmsg+0x8b1d/0x9f30 [ 151.053636][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 151.059581][ T5025] ? aa_label_sk_perm+0x64c/0x790 [ 151.064773][ T5025] ? filter_irq_stacks+0x60/0x1a0 [ 151.070018][ T5025] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 151.076457][ T5025] ? aa_sk_perm+0x810/0xd70 [ 151.081173][ T5025] ? packet_getsockopt+0xfb0/0xfb0 [ 151.086479][ T5025] ____sys_sendmsg+0x9c2/0xd60 [ 151.091391][ T5025] ___sys_sendmsg+0x28d/0x3c0 [ 151.096304][ T5025] ? filter_irq_stacks+0x60/0x1a0 [ 151.101505][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 151.107505][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 151.113487][ T5025] __x64_sys_sendmsg+0x307/0x490 [ 151.118617][ T5025] do_syscall_64+0x41/0xc0 [ 151.123202][ T5025] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 151.129462][ T5025] RIP: 0033:0x7f7b93eaeb69 [ 151.134012][ T5025] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 151.153806][ T5025] RSP: 002b:00007ffc8453c888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 151.162385][ T5025] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7b93eaeb69 [ 151.170740][ T5025] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 151.178975][ T5025] RBP: 00000000000f4240 R08: 0000000100000000 R09: 0000000100000000 [ 151.187089][ T5025] R10: 0000000000000004 R11: 0000000000000246 R12: 00007ffc8453c8e0 [ 151.195184][ T5025] R13: 0000000000000001 R14: 00007ffc8453c8e0 R15: 0000000000000003 [ 151.203338][ T5025] [ 151.206746][ T5025] Kernel Offset: disabled [ 151.211278][ T5025] Rebooting in 86400 seconds..