./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3507259186 <...> Warning: Permanently added '10.128.1.54' (ECDSA) to the list of known hosts. execve("./syz-executor3507259186", ["./syz-executor3507259186"], 0x7ffc93ee7b80 /* 10 vars */) = 0 brk(NULL) = 0x55555590f000 brk(0x55555590fc40) = 0x55555590fc40 arch_prctl(ARCH_SET_FS, 0x55555590f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3507259186", 4096) = 28 brk(0x555555930c40) = 0x555555930c40 brk(0x555555931000) = 0x555555931000 mprotect(0x7ff3025a7000, 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=0x55555590f5d0) = 5013 ./strace-static-x86_64: Process 5013 attached [pid 5013] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5013] setsid() = 1 [pid 5013] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5013] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5013] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5013] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5013] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5013] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5013] unshare(CLONE_NEWNS) = 0 [pid 5013] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5013] unshare(CLONE_NEWIPC) = 0 [pid 5013] unshare(CLONE_NEWCGROUP) = 0 [pid 5013] unshare(CLONE_NEWUTS) = 0 [pid 5013] unshare(CLONE_SYSVSEM) = 0 [pid 5013] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5013] write(3, "16777216", 8) = 8 [pid 5013] close(3) = 0 [pid 5013] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5013] write(3, "536870912", 9) = 9 [pid 5013] close(3) = 0 [pid 5013] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5013] write(3, "1024", 4) = 4 [pid 5013] close(3) = 0 [pid 5013] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5013] write(3, "8192", 4) = 4 [pid 5013] close(3) = 0 [pid 5013] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5013] write(3, "1024", 4) = 4 [pid 5013] close(3) = 0 [pid 5013] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5013] write(3, "1024", 4) = 4 [pid 5013] close(3) = 0 [pid 5013] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5013] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5013] close(3) = 0 [pid 5013] getpid() = 1 [pid 5013] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 166.391388][ T5016] dump_stack_lvl+0x1cc/0x260 [ 166.396288][ T5016] dump_stack+0x1e/0x20 [ 166.400677][ T5016] panic+0x4e2/0xc70 [ 166.404821][ T5016] ? add_taint+0x108/0x1a0 [ 166.409580][ T5016] kmsan_report+0x2d0/0x2d0 [ 166.414251][ T5016] ? __msan_warning+0x96/0x110 [ 166.419223][ T5016] ? hwsim_cloned_frame_received_nl+0x1410/0x1540 [ 166.425884][ T5016] ? genl_rcv_msg+0x141a/0x14c0 [ 166.430995][ T5016] ? netlink_rcv_skb+0x3f8/0x750 [ 166.436143][ T5016] ? genl_rcv+0x40/0x60 [ 166.440479][ T5016] ? netlink_unicast+0xf41/0x1270 [ 166.446942][ T5016] ? netlink_sendmsg+0x127d/0x1430 [ 166.452256][ T5016] ? __sys_sendto+0x80a/0xb00 [ 166.457234][ T5016] ? __x64_sys_sendto+0x125/0x1c0 [ 166.462508][ T5016] ? do_syscall_64+0x41/0xc0 [ 166.467838][ T5016] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 166.474138][ T5016] ? kmem_cache_alloc_node+0x553/0xab0 [ 166.479852][ T5016] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 166.485880][ T5016] ? __rcu_read_unlock+0x7a/0xd0 [ 166.491048][ T5016] ? get_hwsim_data_ref_from_addr+0x628/0x660 [ 166.497300][ T5016] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 166.503352][ T5016] __msan_warning+0x96/0x110 [ 166.508099][ T5016] hwsim_cloned_frame_received_nl+0x1410/0x1540 [ 166.514514][ T5016] ? __nla_parse+0x5f/0x70 [ 166.519160][ T5016] ? hwsim_register_received_nl+0x330/0x330 [ 166.525289][ T5016] genl_rcv_msg+0x141a/0x14c0 [ 166.530253][ T5016] ? hwsim_register_received_nl+0x330/0x330 [ 166.536454][ T5016] netlink_rcv_skb+0x3f8/0x750 [ 166.541601][ T5016] ? genl_bind+0x480/0x480 [ 166.546182][ T5016] ? genl_pernet_exit+0x60/0x60 [ 166.551186][ T5016] genl_rcv+0x40/0x60 [ 166.555394][ T5016] netlink_unicast+0xf41/0x1270 [ 166.560479][ T5016] netlink_sendmsg+0x127d/0x1430 [ 166.565653][ T5016] ? netlink_getsockopt+0x1400/0x1400 [ 166.571181][ T5016] __sys_sendto+0x80a/0xb00 [ 166.576036][ T5016] ? preempt_count_sub+0x81/0x280 [ 166.581273][ T5016] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 166.587305][ T5016] __x64_sys_sendto+0x125/0x1c0 [ 166.592339][ T5016] do_syscall_64+0x41/0xc0 [ 166.597058][ T5016] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 166.603117][ T5016] RIP: 0033:0x7ff3024f5f46 [ 166.607665][ T5016] Code: 48 c7 c0 ff ff ff ff eb b7 66 2e 0f 1f 84 00 00 00 00 00 90 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 [ 166.627496][ T5016] RSP: 002b:00007ffff77ce6b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 166.636044][ T5016] RAX: ffffffffffffffda RBX: 00007ffff77ce730 RCX: 00007ff3024f5f46 [ 166.644138][ T5016] RDX: 0000000000000034 RSI: 00007ffff77ce780 RDI: 0000000000000003 [ 166.652264][ T5016] RBP: 0000000000000001 R08: 00007ffff77ce6d4 R09: 000000000000000c [ 166.660364][ T5016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 166.668627][ T5016] R13: 00007ffff77ce780 R14: 0000000000000003 R15: 0000000000000000 [ 166.676876][ T5016] [ 166.680306][ T5016] Kernel Offset: disabled [ 166.684721][ T5016] Rebooting in 86400 seconds..