./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2297237769 <...> Warning: Permanently added '10.128.0.183' (ED25519) to the list of known hosts. execve("./syz-executor2297237769", ["./syz-executor2297237769"], 0x7ffda2d2e200 /* 10 vars */) = 0 brk(NULL) = 0x555556f4b000 brk(0x555556f4bd00) = 0x555556f4bd00 arch_prctl(ARCH_SET_FS, 0x555556f4b380) = 0 set_tid_address(0x555556f4b650) = 4998 set_robust_list(0x555556f4b660, 24) = 0 rseq(0x555556f4bca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2297237769", 4096) = 28 getrandom("\xc9\x09\xee\x0b\xd9\xa0\xda\xbf", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556f4bd00 brk(0x555556f6cd00) = 0x555556f6cd00 brk(0x555556f6d000) = 0x555556f6d000 mprotect(0x7f5aa316e000, 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=0x555556f4b650) = 4999 ./strace-static-x86_64: Process 4999 attached [pid 4999] set_robust_list(0x555556f4b660, 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< [ 147.774501][ T5025] dump_stack_lvl+0x1bf/0x240 [ 147.779316][ T5025] dump_stack+0x1e/0x20 [ 147.783540][ T5025] panic+0x4d5/0xc70 [ 147.787531][ T5025] ? add_taint+0x108/0x1a0 [ 147.792029][ T5025] kmsan_report+0x2d0/0x2d0 [ 147.796622][ T5025] ? __msan_warning+0x96/0x110 [ 147.801482][ T5025] ? geneve_xmit+0x4091/0x5aa0 [ 147.806398][ T5025] ? dev_hard_start_xmit+0x247/0xa10 [ 147.811824][ T5025] ? __dev_queue_xmit+0x34bb/0x52b0 [ 147.817121][ T5025] ? packet_xmit+0x9c/0x6b0 [ 147.821784][ T5025] ? packet_sendmsg+0x8b1d/0x9f30 [ 147.826925][ T5025] ? __sys_sendto+0x781/0xa30 [ 147.831716][ T5025] ? __x64_sys_sendto+0x125/0x1c0 [ 147.836898][ T5025] ? do_syscall_64+0x41/0xc0 [ 147.841560][ T5025] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 147.847750][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 147.853667][ T5025] ? iptunnel_handle_offloads+0x490/0x640 [ 147.859498][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 147.865424][ T5025] ? geneve_build_skb+0xb65/0xbc0 [ 147.870616][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 147.876546][ T5025] __msan_warning+0x96/0x110 [ 147.881280][ T5025] geneve_xmit+0x4091/0x5aa0 [ 147.885990][ T5025] ? geneve_stop+0x340/0x340 [ 147.890677][ T5025] dev_hard_start_xmit+0x247/0xa10 [ 147.895933][ T5025] __dev_queue_xmit+0x34bb/0x52b0 [ 147.901092][ T5025] ? __dev_queue_xmit+0x34b/0x52b0 [ 147.906429][ T5025] packet_xmit+0x9c/0x6b0 [ 147.910939][ T5025] packet_sendmsg+0x8b1d/0x9f30 [ 147.915936][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 147.921850][ T5025] ? aa_label_sk_perm+0x64c/0x790 [ 147.926977][ T5025] ? filter_irq_stacks+0x60/0x1a0 [ 147.932123][ T5025] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 147.938553][ T5025] ? aa_sk_perm+0x7d0/0xd70 [ 147.943241][ T5025] ? packet_getsockopt+0xfb0/0xfb0 [ 147.948467][ T5025] __sys_sendto+0x781/0xa30 [ 147.953132][ T5025] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 147.959050][ T5025] __x64_sys_sendto+0x125/0x1c0 [ 147.964032][ T5025] do_syscall_64+0x41/0xc0 [ 147.968592][ T5025] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 147.974674][ T5025] RIP: 0033:0x7f5aa30f5aa9 [ 147.979168][ 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 [ 147.998949][ T5025] RSP: 002b:00007fffc1e19e48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 148.007515][ T5025] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5aa30f5aa9 [ 148.015597][ T5025] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 0000000000000003 [ 148.023632][ T5025] RBP: 00000000000f4240 R08: 0000000020000240 R09: 0000000000000014 [ 148.031687][ T5025] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffc1e19eb0 [ 148.039785][ T5025] R13: 0000000000000001 R14: 00007fffc1e19eb0 R15: 0000000000000003 [ 148.047885][ T5025] [ 148.051259][ T5025] Kernel Offset: disabled [ 148.055628][ T5025] Rebooting in 86400 seconds..