./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4098047989 <...> Warning: Permanently added '10.128.0.136' (ED25519) to the list of known hosts. execve("./syz-executor4098047989", ["./syz-executor4098047989"], 0x7ffc2d09c120 /* 10 vars */) = 0 brk(NULL) = 0x555555ccb000 brk(0x555555ccbd00) = 0x555555ccbd00 arch_prctl(ARCH_SET_FS, 0x555555ccb380) = 0 set_tid_address(0x555555ccb650) = 291 set_robust_list(0x555555ccb660, 24) = 0 rseq(0x555555ccbca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4098047989", 4096) = 28 getrandom("\x86\xf1\x59\x87\x39\x23\x6a\xb5", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555ccbd00 brk(0x555555cecd00) = 0x555555cecd00 brk(0x555555ced000) = 0x555555ced000 mprotect(0x7f31077ca000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ccb650) = 292 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ccb650) = 293 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 293 attached ./strace-static-x86_64: Process 294 attached [pid 293] set_robust_list(0x555555ccb660, 24 [pid 294] set_robust_list(0x555555ccb660, 24 [pid 293] <... set_robust_list resumed>) = 0 [pid 294] <... set_robust_list resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... clone resumed>, child_tidptr=0x555555ccb650) = 294 ./strace-static-x86_64: Process 296 attached ./strace-static-x86_64: Process 295 attached [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... clone resumed>, child_tidptr=0x555555ccb650) = 295 [pid 296] set_robust_list(0x555555ccb660, 24 [pid 295] set_robust_list(0x555555ccb660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ccb650) = 296 [pid 296] <... set_robust_list resumed>) = 0 [pid 295] <... set_robust_list resumed>) = 0 [pid 296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 297 attached [pid 296] setpgid(0, 0 [pid 295] <... prctl resumed>) = 0 [pid 297] set_robust_list(0x555555ccb660, 24 [pid 296] <... setpgid resumed>) = 0 [pid 295] setpgid(0, 0 [pid 291] <... clone resumed>, child_tidptr=0x555555ccb650) = 297 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... set_robust_list resumed>) = 0 [pid 296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... setpgid resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x555555ccb650) = 298 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ccb650) = 299 [pid 296] <... openat resumed>) = 3 [pid 296] write(3, "1000", 4 [pid 295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x555555ccb660, 24) = 0 [pid 296] <... write resumed>) = 4 [pid 295] <... openat resumed>) = 3 ./strace-static-x86_64: Process 298 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] close(3 [pid 295] write(3, "1000", 4 [pid 296] <... close resumed>) = 0 [pid 298] set_robust_list(0x555555ccb660, 24 [pid 296] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0}, 120 [pid 295] <... write resumed>) = 4 [pid 298] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 292 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ccb650) = 300 [pid 292] set_robust_list(0x555555ccb660, 24) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555555ccb650) = 301 [pid 292] <... clone resumed>, child_tidptr=0x555555ccb650) = 302 ./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x555555ccb660, 24) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0./strace-static-x86_64: Process 302 attached ) = 0 [pid 302] set_robust_list(0x555555ccb660, 24 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... set_robust_list resumed>) = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 300] write(3, "1000", 4) = 4 [pid 300] close(3) = 0 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0}, 120 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0}, 120 [pid 295] close(3) = 0 [ 19.778544][ T30] audit: type=1400 audit(1702266963.801:66): avc: denied { execmem } for pid=291 comm="syz-executor409" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 295] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0}, 120 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ccb650) = 303 ./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x555555ccb660, 24) = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0}, 120./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x555555ccb660, 24) = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 [ 19.799371][ T30] audit: type=1400 audit(1702266963.821:67): avc: denied { prog_load } for pid=296 comm="syz-executor409" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 19.818789][ T30] audit: type=1400 audit(1702266963.821:68): avc: denied { bpf } for pid=296 comm="syz-executor409" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 19.839586][ T30] audit: type=1400 audit(1702266963.821:69): avc: denied { perfmon } for pid=296 comm="syz-executor409" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0}, 120 [pid 302] <... bpf resumed>) = 3 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 302] exit_group(0) = ? [pid 302] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... bpf resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 303] <... bpf resumed>) = 3 [pid 301] <... bpf resumed>) = 3 [pid 300] <... bpf resumed>) = 3 [pid 295] <... bpf resumed>) = 3 [pid 292] <... restart_syscall resumed>) = 0 [pid 295] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 296] --- SIGILL {si_signo=SIGILL, si_code=SI_KERNEL, si_addr=NULL} --- [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 292] <... clone resumed>, child_tidptr=0x555555ccb650) = 304 [pid 296] +++ killed by SIGILL +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=296, si_uid=0, si_status=SIGILL, si_utime=0, si_stime=14} --- [pid 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 304 attached [pid 304] set_robust_list(0x555555ccb660, 24) = 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setpgid(0, 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 304] <... setpgid resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 305 attached [pid 294] <... clone resumed>, child_tidptr=0x555555ccb650) = 305 [pid 305] set_robust_list(0x555555ccb660, 24 [pid 304] <... openat resumed>) = 3 [pid 305] <... set_robust_list resumed>) = 0 [pid 304] write(3, "1000", 4) = 4 [pid 304] close(3) = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0}, 120 [pid 305] <... prctl resumed>) = 0 [pid 304] <... bpf resumed>) = 3 [pid 304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 305] setpgid(0, 0) = 0 [ 19.971129][ T30] audit: type=1400 audit(1702266964.001:70): avc: denied { prog_run } for pid=302 comm="syz-executor409" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 20.250486][ T1] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004 [ 20.258805][ T1] CPU: 1 PID: 1 Comm: init Not tainted 5.15.138-syzkaller-00282-gb1355f1607d5 #0 [ 20.267743][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 20.277810][ T1] Call Trace: [ 20.280932][ T1] [ 20.283711][ T1] dump_stack_lvl+0x151/0x1b7 [ 20.288225][ T1] ? io_uring_drop_tctx_refs+0x190/0x190 [ 20.293698][ T1] dump_stack+0x15/0x17 [ 20.297684][ T1] panic+0x287/0x751 [ 20.301420][ T1] ? do_exit+0x240b/0x2ca0 [ 20.305670][ T1] ? fb_is_primary_device+0xd4/0xd4 [ 20.310703][ T1] ? __kasan_check_write+0x14/0x20 [ 20.315655][ T1] ? sync_mm_rss+0x28a/0x2e0 [ 20.320078][ T1] do_exit+0x2425/0x2ca0 [ 20.324157][ T1] ? __sched_text_start+0x8/0x8 [ 20.328849][ T1] ? put_task_struct+0x80/0x80 [ 20.333456][ T1] ? schedule+0x136/0x1e0 [ 20.337628][ T1] ? __kasan_check_write+0x14/0x20 [ 20.342592][ T1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 20.347501][ T1] ? _raw_spin_lock_irqsave+0x210/0x210 [ 20.352985][ T1] do_group_exit+0x141/0x310 [ 20.357481][ T1] get_signal+0x7a3/0x1630 [ 20.361669][ T1] ? wait_for_common+0x366/0x420 [ 20.366433][ T1] arch_do_signal_or_restart+0xbd/0x1680 [ 20.371904][ T1] ? __kasan_check_write+0x14/0x20 [ 20.376934][ T1] ? put_pid+0xd7/0x110 [ 20.380928][ T1] ? kernel_clone+0x6cf/0x9e0 [ 20.385439][ T1] ? create_io_thread+0x1e0/0x1e0 [ 20.390297][ T1] ? get_sigframe_size+0x10/0x10 [ 20.395077][ T1] ? timespec64_add_safe+0x220/0x220 [ 20.400195][ T1] exit_to_user_mode_loop+0xa0/0xe0 [ 20.405243][ T1] exit_to_user_mode_prepare+0x5a/0xa0 [ 20.410544][ T1] syscall_exit_to_user_mode+0x26/0x160 [ 20.415912][ T1] do_syscall_64+0x49/0xb0 [ 20.420158][ T1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 20.425892][ T1] RIP: 0033:0x7f237e229a68 [ 20.430208][ T1] Code: 00 48 8d b8 e0 02 00 00 48 89 b8 d8 02 00 00 48 89 b8 e0 02 00 00 b8 11 01 00 00 0f 05 44 89 c0 c3 90 5f b8 3a 00 00 00 0f 05 <57> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 90 43 0f 00 f7 d8 64 89 01 48 [ 20.449584][ T1] RSP: 002b:00007ffce64d2f80 EFLAGS: 00000246 ORIG_RAX: 000000000000003a [ 20.457831][ T1] RAX: 000000000000019b RBX: 0000556ecd038a50 RCX: 00007f237e229a68 [ 20.465636][ T1] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 00007f237e3b4bed [ 20.473631][ T1] RBP: 00007f237e3ef528 R08: 0000000000000007 R09: a4241aa8d6e3bc47 [ 20.482223][ T1] R10: 00007ffce64d2fc0 R11: 0000000000000246 R12: 0000000000000000 [ 20.490042][ T1] R13: 0000000000000018 R14: 0000556ecc551169 R15: 00007f237e420a80 [ 20.497857][ T1] [ 20.500802][ T1] Kernel Offset: disabled [ 20.505054][ T1] Rebooting in 86400 seconds..