./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor989479530 <...> Warning: Permanently added '10.128.1.2' (ED25519) to the list of known hosts. execve("./syz-executor989479530", ["./syz-executor989479530"], 0x7ffcd1bd86a0 /* 10 vars */) = 0 brk(NULL) = 0x5555685f9000 brk(0x5555685f9d00) = 0x5555685f9d00 arch_prctl(ARCH_SET_FS, 0x5555685f9380) = 0 set_tid_address(0x5555685f9650) = 5786 set_robust_list(0x5555685f9660, 24) = 0 rseq(0x5555685f9ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor989479530", 4096) = 27 getrandom("\x0b\xcb\x68\xec\x7d\x6c\x84\x7e", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555685f9d00 brk(0x55556861ad00) = 0x55556861ad00 brk(0x55556861b000) = 0x55556861b000 mprotect(0x7f11a7d97000, 16384, PROT_READ) = 0 mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000 mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000 mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5787 attached , child_tidptr=0x5555685f9650) = 5787 [pid 5787] set_robust_list(0x5555685f9660, 24) = 0 [pid 5787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5787] getppid() = 0 [pid 5787] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5787] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5787] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5787] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5787] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5787] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5787] unshare(CLONE_NEWNS) = 0 [pid 5787] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5787] unshare(CLONE_NEWIPC) = 0 [pid 5787] unshare(CLONE_NEWCGROUP) = 0 [pid 5787] unshare(CLONE_NEWUTS) = 0 [pid 5787] unshare(CLONE_SYSVSEM) = 0 [pid 5787] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "16777216", 8) = 8 [pid 5787] close(3) = 0 [pid 5787] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "536870912", 9) = 9 [pid 5787] close(3) = 0 [pid 5787] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "1024", 4) = 4 [pid 5787] close(3) = 0 [pid 5787] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "8192", 4) = 4 [pid 5787] close(3) = 0 [pid 5787] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "1024", 4) = 4 [pid 5787] close(3) = 0 [pid 5787] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "1024", 4) = 4 [pid 5787] close(3) = 0 [pid 5787] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5787] close(3) = 0 [pid 5787] getpid() = 1 [pid 5787] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 188.810000][ T5814] dump_stack_lvl+0x216/0x2d0 [ 188.814837][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 188.820848][ T5814] dump_stack+0x1e/0x24 [ 188.825172][ T5814] panic+0x4e2/0xcf0 [ 188.829272][ T5814] ? kmsan_get_metadata+0xe1/0x1c0 [ 188.834583][ T5814] kmsan_report+0x2c7/0x2d0 [ 188.839262][ T5814] ? kernel_text_address+0x129/0x1b0 [ 188.844838][ T5814] ? kmsan_internal_set_shadow_origin+0x69/0x100 [ 188.851412][ T5814] ? __msan_warning+0x95/0x120 [ 188.856336][ T5814] ? string+0x3ec/0x5f0 [ 188.860670][ T5814] ? vsnprintf+0xa5d/0x1960 [ 188.865346][ T5814] ? __request_module+0x252/0x9f0 [ 188.870569][ T5814] ? team_mode_option_set+0x437/0x970 [ 188.876150][ T5814] ? team_nl_options_set_doit+0x1339/0x1f90 [ 188.882251][ T5814] ? genl_rcv_msg+0x1214/0x12c0 [ 188.887262][ T5814] ? netlink_rcv_skb+0x375/0x650 [ 188.892400][ T5814] ? genl_rcv+0x40/0x60 [ 188.896711][ T5814] ? netlink_unicast+0xf52/0x1260 [ 188.901918][ T5814] ? netlink_sendmsg+0x10da/0x11e0 [ 188.907244][ T5814] ? __sock_sendmsg+0x30f/0x380 [ 188.912305][ T5814] ? ____sys_sendmsg+0x877/0xb60 [ 188.917426][ T5814] ? ___sys_sendmsg+0x28d/0x3c0 [ 188.922453][ T5814] ? __x64_sys_sendmsg+0x212/0x3c0 [ 188.927753][ T5814] ? x64_sys_call+0x2ed6/0x3c30 [ 188.932773][ T5814] ? do_syscall_64+0xcd/0x1e0 [ 188.937608][ T5814] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 188.943883][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 188.949877][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 188.955248][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 188.961235][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 188.966699][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 188.972073][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 188.978068][ T5814] ? vsnprintf+0x4a/0x1960 [ 188.982669][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 188.988053][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 188.994038][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 188.999416][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 189.005406][ T5814] __msan_warning+0x95/0x120 [ 189.010155][ T5814] string+0x3ec/0x5f0 [ 189.014334][ T5814] vsnprintf+0xa5d/0x1960 [ 189.018856][ T5814] __request_module+0x252/0x9f0 [ 189.023920][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 189.029300][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 189.034699][ T5814] team_mode_option_set+0x437/0x970 [ 189.040118][ T5814] ? __pfx_team_mode_option_set+0x10/0x10 [ 189.046058][ T5814] team_nl_options_set_doit+0x1339/0x1f90 [ 189.052025][ T5814] ? __pfx_team_nl_options_set_doit+0x10/0x10 [ 189.058294][ T5814] ? __pfx_team_nl_options_set_doit+0x10/0x10 [ 189.064668][ T5814] genl_rcv_msg+0x1214/0x12c0 [ 189.069526][ T5814] ? __pfx_team_nl_options_set_doit+0x10/0x10 [ 189.075834][ T5814] netlink_rcv_skb+0x375/0x650 [ 189.080843][ T5814] ? __pfx_genl_rcv_msg+0x10/0x10 [ 189.086148][ T5814] ? __pfx_genl_rcv+0x10/0x10 [ 189.091008][ T5814] genl_rcv+0x40/0x60 [ 189.095141][ T5814] netlink_unicast+0xf52/0x1260 [ 189.100202][ T5814] netlink_sendmsg+0x10da/0x11e0 [ 189.105361][ T5814] ? __pfx_netlink_sendmsg+0x10/0x10 [ 189.110875][ T5814] ? __pfx_netlink_sendmsg+0x10/0x10 [ 189.116374][ T5814] __sock_sendmsg+0x30f/0x380 [ 189.121267][ T5814] ____sys_sendmsg+0x877/0xb60 [ 189.126408][ T5814] ___sys_sendmsg+0x28d/0x3c0 [ 189.131384][ T5814] ? filter_irq_stacks+0x164/0x1a0 [ 189.136724][ T5814] ? stack_depot_save_flags+0x2c/0x750 [ 189.142388][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 189.147776][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 189.153861][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 189.159263][ T5814] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 189.165276][ T5814] __x64_sys_sendmsg+0x212/0x3c0 [ 189.170420][ T5814] ? kmsan_get_metadata+0x13e/0x1c0 [ 189.175834][ T5814] x64_sys_call+0x2ed6/0x3c30 [ 189.180692][ T5814] do_syscall_64+0xcd/0x1e0 [ 189.185350][ T5814] ? clear_bhb_loop+0x25/0x80 [ 189.190234][ T5814] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 189.196338][ T5814] RIP: 0033:0x7f11a7d1f129 [ 189.200897][ T5814] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 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 [ 189.220791][ T5814] RSP: 002b:00007fff1edc8dd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 189.229493][ T5814] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f11a7d1f129 [ 189.237708][ T5814] RDX: 0000000000044084 RSI: 0000400000004bc0 RDI: 0000000000000004 [ 189.245818][ T5814] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 189.254042][ T5814] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff1edc8e30 [ 189.262155][ T5814] R13: 00007f11a7d6c3fe R14: 0000000000000003 R15: 00007fff1edc8e10 [ 189.270292][ T5814] [ 189.273742][ T5814] Kernel Offset: disabled [ 189.278142][ T5814] Rebooting in 86400 seconds..