./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3000437372 <...> Warning: Permanently added '10.128.0.255' (ED25519) to the list of known hosts. execve("./syz-executor3000437372", ["./syz-executor3000437372"], 0x7fffe0d8c4a0 /* 10 vars */) = 0 brk(NULL) = 0x55557de1f000 brk(0x55557de1fd00) = 0x55557de1fd00 arch_prctl(ARCH_SET_FS, 0x55557de1f380) = 0 set_tid_address(0x55557de1f650) = 5782 set_robust_list(0x55557de1f660, 24) = 0 rseq(0x55557de1fca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3000437372", 4096) = 28 getrandom("\x5e\xdc\x92\x24\x1e\xb6\x1f\xca", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557de1fd00 brk(0x55557de40d00) = 0x55557de40d00 brk(0x55557de41000) = 0x55557de41000 mprotect(0x7fc6d73d3000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557de1f650) = 5783 ./strace-static-x86_64: Process 5783 attached [pid 5783] set_robust_list(0x55557de1f660, 24) = 0 [pid 5783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5783] getppid() = 0 [pid 5783] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5783] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5783] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5783] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5783] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5783] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5783] unshare(CLONE_NEWNS) = 0 [pid 5783] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5783] unshare(CLONE_NEWIPC) = 0 [pid 5783] unshare(CLONE_NEWCGROUP) = 0 [pid 5783] unshare(CLONE_NEWUTS) = 0 [pid 5783] unshare(CLONE_SYSVSEM) = 0 [pid 5783] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "16777216", 8) = 8 [pid 5783] close(3) = 0 [pid 5783] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "536870912", 9) = 9 [pid 5783] close(3) = 0 [pid 5783] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "1024", 4) = 4 [pid 5783] close(3) = 0 [pid 5783] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "8192", 4) = 4 [pid 5783] close(3) = 0 [pid 5783] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "1024", 4) = 4 [pid 5783] close(3) = 0 [pid 5783] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "1024", 4) = 4 [pid 5783] close(3) = 0 [pid 5783] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5783] close(3) = 0 [pid 5783] getpid() = 1 [pid 5783] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 215.889143][ T5810] dump_stack_lvl+0x216/0x2d0 [ 215.894008][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 215.900102][ T5810] dump_stack+0x1e/0x24 [ 215.904409][ T5810] panic+0x4e5/0xcf0 [ 215.908498][ T5810] ? kmsan_internal_poison_memory+0x80/0x90 [ 215.914678][ T5810] kmsan_report+0x2ca/0x2d0 [ 215.919514][ T5810] ? bpf_clone_redirect+0x1c5/0x500 [ 215.924967][ T5810] ? __x64_sys_bpf+0xa0/0xe0 [ 215.929761][ T5810] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 215.935999][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 215.941413][ T5810] ? __msan_warning+0x95/0x120 [ 215.946367][ T5810] ? eth_type_trans+0x632/0x990 [ 215.951462][ T5810] ? __dev_forward_skb2+0x3d0/0x910 [ 215.956812][ T5810] ? dev_forward_skb_nomtu+0x3c/0xe0 [ 215.962240][ T5810] ? __bpf_redirect+0x13a8/0x1690 [ 215.967420][ T5810] ? bpf_clone_redirect+0x37f/0x500 [ 215.972782][ T5810] ? ___bpf_prog_run+0x12fd/0xf0b0 [ 215.978074][ T5810] ? __bpf_prog_run512+0xc5/0xf0 [ 215.983180][ T5810] ? bpf_test_run+0x546/0xd20 [ 215.988009][ T5810] ? bpf_prog_test_run_skb+0x1906/0x25b0 [ 215.993831][ T5810] ? bpf_prog_test_run+0x5e5/0xa30 [ 215.999142][ T5810] ? __sys_bpf+0x6ce/0xdf0 [ 216.003702][ T5810] ? __x64_sys_bpf+0xa0/0xe0 [ 216.008500][ T5810] ? x64_sys_call+0x2a32/0x3c80 [ 216.013617][ T5810] ? do_syscall_64+0xcd/0x1e0 [ 216.018529][ T5810] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 216.024751][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.030118][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 216.036097][ T5810] ? eth_type_trans+0x41/0x990 [ 216.041038][ T5810] ? filter_irq_stacks+0x60/0x1b0 [ 216.046252][ T5810] ? stack_depot_save_flags+0x37/0x7e0 [ 216.051892][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.057283][ T5810] ? kmsan_internal_set_shadow_origin+0x6c/0x100 [ 216.063790][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.069294][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 216.075321][ T5810] __msan_warning+0x95/0x120 [ 216.080172][ T5810] eth_type_trans+0x632/0x990 [ 216.085103][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 216.091154][ T5810] __dev_forward_skb2+0x3d0/0x910 [ 216.096400][ T5810] dev_forward_skb_nomtu+0x3c/0xe0 [ 216.101669][ T5810] __bpf_redirect+0x13a8/0x1690 [ 216.106709][ T5810] bpf_clone_redirect+0x37f/0x500 [ 216.111920][ T5810] ___bpf_prog_run+0x12fd/0xf0b0 [ 216.117130][ T5810] __bpf_prog_run512+0xc5/0xf0 [ 216.122135][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.127688][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 216.133852][ T5810] ? do_softirq+0x3d/0x100 [ 216.138513][ T5810] ? filter_irq_stacks+0x60/0x1b0 [ 216.143780][ T5810] ? stack_depot_save_flags+0x37/0x7e0 [ 216.149490][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.154900][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.160366][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.165774][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.171202][ T5810] ? kmsan_internal_set_shadow_origin+0x6c/0x100 [ 216.177718][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 216.183727][ T5810] ? __pfx___bpf_prog_run512+0x10/0x10 [ 216.189440][ T5810] bpf_test_run+0x546/0xd20 [ 216.194286][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.199874][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 216.205955][ T5810] ? kmsan_get_metadata+0x13e/0x1c0 [ 216.211347][ T5810] ? bpf_test_run+0x3af/0xd20 [ 216.216269][ T5810] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 216.222345][ T5810] bpf_prog_test_run_skb+0x1906/0x25b0 [ 216.228124][ T5810] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 216.234148][ T5810] bpf_prog_test_run+0x5e5/0xa30 [ 216.239337][ T5810] __sys_bpf+0x6ce/0xdf0 [ 216.243807][ T5810] __x64_sys_bpf+0xa0/0xe0 [ 216.248533][ T5810] x64_sys_call+0x2a32/0x3c80 [ 216.253389][ T5810] do_syscall_64+0xcd/0x1e0 [ 216.258111][ T5810] ? clear_bhb_loop+0x25/0x80 [ 216.262962][ T5810] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 216.269059][ T5810] RIP: 0033:0x7fc6d7359fa9 [ 216.273657][ T5810] 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 [ 216.293541][ T5810] RSP: 002b:00007ffeafa6ee18 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 216.302205][ T5810] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc6d7359fa9 [ 216.310398][ T5810] RDX: 0000000000000023 RSI: 0000200000000240 RDI: 000000000000000a [ 216.318534][ T5810] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 216.326696][ T5810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 216.334833][ T5810] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 216.342992][ T5810] [ 216.346309][ T5810] Kernel Offset: disabled [ 216.350742][ T5810] Rebooting in 86400 seconds..