./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1528668459 <...> Warning: Permanently added '10.128.0.193' (ED25519) to the list of known hosts. execve("./syz-executor1528668459", ["./syz-executor1528668459"], 0x7fff4fa271a0 /* 10 vars */) = 0 brk(NULL) = 0x55555dab8000 brk(0x55555dab8d00) = 0x55555dab8d00 arch_prctl(ARCH_SET_FS, 0x55555dab8380) = 0 set_tid_address(0x55555dab8650) = 5779 set_robust_list(0x55555dab8660, 24) = 0 rseq(0x55555dab8ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1528668459", 4096) = 28 getrandom("\x59\x9d\x38\x3c\x87\xf4\x68\x22", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555dab8d00 brk(0x55555dad9d00) = 0x55555dad9d00 brk(0x55555dada000) = 0x55555dada000 mprotect(0x7f02fe0b7000, 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, child_tidptr=0x55555dab8650) = 5780 ./strace-static-x86_64: Process 5780 attached [pid 5780] set_robust_list(0x55555dab8660, 24) = 0 [pid 5780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5780] getppid() = 0 [pid 5780] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 5780] dup2(3, 201) = 201 [pid 5780] close(3) = 0 [pid 5780] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5780] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5780] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5780] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5780] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5780] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5780] unshare(CLONE_NEWNS) = 0 [pid 5780] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5780] unshare(CLONE_NEWIPC) = 0 [pid 5780] unshare(CLONE_NEWCGROUP) = 0 [pid 5780] unshare(CLONE_NEWUTS) = 0 [pid 5780] unshare(CLONE_SYSVSEM) = 0 [pid 5780] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "16777216", 8) = 8 [pid 5780] close(3) = 0 [pid 5780] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "536870912", 9) = 9 [pid 5780] close(3) = 0 [pid 5780] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "1024", 4) = 4 [pid 5780] close(3) = 0 [pid 5780] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "8192", 4) = 4 [pid 5780] close(3) = 0 [pid 5780] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "1024", 4) = 4 [pid 5780] close(3) = 0 [pid 5780] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "1024", 4) = 4 [pid 5780] close(3) = 0 [pid 5780] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5780] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5780] close(3) = 0 [pid 5780] getpid() = 1 [pid 5780] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 187.054220][ T5806] dump_stack_lvl+0x216/0x2d0 [ 187.059028][ T5806] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 187.064980][ T5806] dump_stack+0x1e/0x24 [ 187.069326][ T5806] panic+0x4e2/0xcf0 [ 187.073326][ T5806] ? kmsan_get_metadata+0xa1/0x1c0 [ 187.078565][ T5806] kmsan_report+0x2c7/0x2d0 [ 187.083181][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.088490][ T5806] ? _raw_spin_unlock_irqrestore+0x3f/0x60 [ 187.094416][ T5806] ? __msan_warning+0x95/0x120 [ 187.099366][ T5806] ? ax25cmp+0x3a5/0x470 [ 187.103714][ T5806] ? nr_dev_get+0x20e/0x450 [ 187.108319][ T5806] ? nr_route_frame+0x1a2/0xfe0 [ 187.113283][ T5806] ? nr_xmit+0x5a/0x1c0 [ 187.117531][ T5806] ? dev_hard_start_xmit+0x247/0xa20 [ 187.122916][ T5806] ? __dev_queue_xmit+0x366a/0x57d0 [ 187.128248][ T5806] ? raw_sendmsg+0x6b5/0xdf0 [ 187.132953][ T5806] ? ieee802154_sock_sendmsg+0x96/0xd0 [ 187.138540][ T5806] ? __sock_sendmsg+0x30f/0x380 [ 187.143559][ T5806] ? ____sys_sendmsg+0x903/0xb60 [ 187.148698][ T5806] ? ___sys_sendmsg+0x28d/0x3c0 [ 187.153672][ T5806] ? __sys_sendmmsg+0x2ff/0x880 [ 187.158677][ T5806] ? __x64_sys_sendmmsg+0xbc/0x120 [ 187.163906][ T5806] ? x64_sys_call+0x33c2/0x3c30 [ 187.168916][ T5806] ? do_syscall_64+0xcd/0x1e0 [ 187.173759][ T5806] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 187.180044][ T5806] ? kmsan_internal_poison_memory+0x7d/0x90 [ 187.186100][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.191467][ T5806] ? kmsan_internal_poison_memory+0x49/0x90 [ 187.197489][ T5806] ? kmsan_slab_alloc+0xdf/0x160 [ 187.202553][ T5806] ? kmem_cache_alloc_node_noprof+0x907/0xe00 [ 187.208756][ T5806] ? kmalloc_reserve+0x13d/0x4a0 [ 187.213789][ T5806] ? __alloc_skb+0x363/0x7b0 [ 187.218474][ T5806] ? alloc_skb_with_frags+0xc8/0xd00 [ 187.223884][ T5806] ? sock_alloc_send_pskb+0xa81/0xbf0 [ 187.229435][ T5806] ? raw_sendmsg+0x367/0xdf0 [ 187.234119][ T5806] ? ieee802154_sock_sendmsg+0x96/0xd0 [ 187.239701][ T5806] ? __sock_sendmsg+0x30f/0x380 [ 187.244698][ T5806] ? ____sys_sendmsg+0x903/0xb60 [ 187.249806][ T5806] ? ___sys_sendmsg+0x28d/0x3c0 [ 187.254785][ T5806] ? __sys_sendmmsg+0x2ff/0x880 [ 187.259750][ T5806] ? __x64_sys_sendmmsg+0xbc/0x120 [ 187.264991][ T5806] ? x64_sys_call+0x33c2/0x3c30 [ 187.270059][ T5806] ? do_syscall_64+0xcd/0x1e0 [ 187.274862][ T5806] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 187.281072][ T5806] ? __alloc_skb+0x1e9/0x7b0 [ 187.285831][ T5806] ? alloc_skb_with_frags+0xc8/0xd00 [ 187.291233][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.296539][ T5806] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 187.302445][ T5806] ? kmem_cache_alloc_node_noprof+0x79/0xe00 [ 187.308559][ T5806] ? filter_irq_stacks+0x60/0x1a0 [ 187.313700][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.319006][ T5806] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 187.324963][ T5806] __msan_warning+0x95/0x120 [ 187.329814][ T5806] ax25cmp+0x3a5/0x470 [ 187.334004][ T5806] nr_dev_get+0x20e/0x450 [ 187.338480][ T5806] nr_route_frame+0x1a2/0xfe0 [ 187.343363][ T5806] ? validate_xmit_xfrm+0x8b/0x1bc0 [ 187.348687][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.354051][ T5806] nr_xmit+0x5a/0x1c0 [ 187.358148][ T5806] ? __pfx_nr_xmit+0x10/0x10 [ 187.362855][ T5806] dev_hard_start_xmit+0x247/0xa20 [ 187.368095][ T5806] __dev_queue_xmit+0x366a/0x57d0 [ 187.373228][ T5806] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 187.379148][ T5806] ? _copy_from_iter+0x9ae/0x2b00 [ 187.384331][ T5806] ? __dev_queue_xmit+0x3d6/0x57d0 [ 187.389633][ T5806] raw_sendmsg+0x6b5/0xdf0 [ 187.394184][ T5806] ? __pfx_raw_sendmsg+0x10/0x10 [ 187.399245][ T5806] ieee802154_sock_sendmsg+0x96/0xd0 [ 187.404675][ T5806] ? __pfx_ieee802154_sock_sendmsg+0x10/0x10 [ 187.410851][ T5806] ? __pfx_ieee802154_sock_sendmsg+0x10/0x10 [ 187.416949][ T5806] __sock_sendmsg+0x30f/0x380 [ 187.421752][ T5806] ____sys_sendmsg+0x903/0xb60 [ 187.426688][ T5806] ___sys_sendmsg+0x28d/0x3c0 [ 187.431555][ T5806] ? _raw_spin_unlock_irqrestore+0x3f/0x60 [ 187.437488][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.442789][ T5806] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 187.448718][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.454020][ T5806] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 187.459946][ T5806] __sys_sendmmsg+0x2ff/0x880 [ 187.464761][ T5806] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 187.470741][ T5806] ? kmsan_get_metadata+0x13e/0x1c0 [ 187.476073][ T5806] ? ptrace_notify+0x263/0x320 [ 187.480974][ T5806] __x64_sys_sendmmsg+0xbc/0x120 [ 187.486042][ T5806] x64_sys_call+0x33c2/0x3c30 [ 187.490918][ T5806] do_syscall_64+0xcd/0x1e0 [ 187.495551][ T5806] ? clear_bhb_loop+0x25/0x80 [ 187.500355][ T5806] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 187.506412][ T5806] RIP: 0033:0x7f02fe03ee19 [ 187.510964][ T5806] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 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 [ 187.530703][ T5806] RSP: 002b:00007fff318ce698 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 187.539252][ T5806] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f02fe03ee19 [ 187.547323][ T5806] RDX: 0000000000000001 RSI: 00000000200020c0 RDI: 0000000000000004 [ 187.555406][ T5806] RBP: 0000000000000003 R08: 0000000000000001 R09: 0000000000000001 [ 187.563503][ T5806] R10: 0000000000000000 R11: 0000000000000246 R12: 000055555dab8338 [ 187.571566][ T5806] R13: 0000000000000010 R14: 0000000000000003 R15: 00007fff318ce6d0 [ 187.579645][ T5806] [ 187.583085][ T5806] Kernel Offset: disabled [ 187.587508][ T5806] Rebooting in 86400 seconds..