./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1444606520 <...> [ 11.831631][ T24] audit: type=1400 audit(1702172906.010:62): avc: denied { noatsecure } for pid=218 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 11.837262][ T24] audit: type=1400 audit(1702172906.010:63): avc: denied { write } for pid=218 comm="sh" path="pipe:[13690]" dev="pipefs" ino=13690 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 11.841541][ T24] audit: type=1400 audit(1702172906.010:64): avc: denied { rlimitinh } for pid=218 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 11.844363][ T24] audit: type=1400 audit(1702172906.010:65): avc: denied { siginh } for pid=218 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.184' (ED25519) to the list of known hosts. execve("./syz-executor1444606520", ["./syz-executor1444606520"], 0x7fff59f55350 /* 10 vars */) = 0 brk(NULL) = 0x555555974000 brk(0x555555974d00) = 0x555555974d00 arch_prctl(ARCH_SET_FS, 0x555555974380) = 0 set_tid_address(0x555555974650) = 287 set_robust_list(0x555555974660, 24) = 0 rseq(0x555555974ca0, 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-executor1444606520", 4096) = 28 getrandom("\xae\xe2\xdf\x6e\x3e\xba\xad\xab", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555974d00 brk(0x555555995d00) = 0x555555995d00 brk(0x555555996000) = 0x555555996000 mprotect(0x7fc5b8f16000, 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./strace-static-x86_64: Process 288 attached , child_tidptr=0x555555974650) = 288 [pid 287] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 288] set_robust_list(0x555555974660, 24) = 0 ./strace-static-x86_64: Process 289 attached [pid 287] <... clone resumed>, child_tidptr=0x555555974650) = 289 [pid 287] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] set_robust_list(0x555555974660, 24 [pid 288] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... set_robust_list resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555974650) = 290 [pid 287] <... clone resumed>, child_tidptr=0x555555974650) = 291 [pid 287] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 290 attached , child_tidptr=0x555555974650) = 292 [pid 290] set_robust_list(0x555555974660, 24 [pid 287] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... set_robust_list resumed>) = 0 [pid 290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 288] <... clone resumed>, child_tidptr=0x555555974650) = 293 ./strace-static-x86_64: Process 291 attached [pid 287] <... clone resumed>, child_tidptr=0x555555974650) = 294 [pid 287] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... prctl resumed>) = 0 [pid 290] setpgid(0, 0) = 0 [pid 290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 292 attached ./strace-static-x86_64: Process 293 attached [pid 287] <... clone resumed>, child_tidptr=0x555555974650) = 295 [pid 291] set_robust_list(0x555555974660, 24./strace-static-x86_64: Process 294 attached ) = 0 [pid 294] set_robust_list(0x555555974660, 24 [pid 293] set_robust_list(0x555555974660, 24 [pid 292] set_robust_list(0x555555974660, 24 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... set_robust_list resumed>) = 0 [pid 293] <... set_robust_list resumed>) = 0 [pid 292] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 295 attached [pid 295] set_robust_list(0x555555974660, 24 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... clone resumed>, child_tidptr=0x555555974650) = 296 [pid 293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... set_robust_list resumed>) = 0 [pid 293] <... prctl resumed>) = 0 [pid 293] setpgid(0, 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... setpgid resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x555555974650) = 297 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... openat resumed>) = 3 [pid 293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] write(3, "1000", 4 [pid 295] <... clone resumed>, child_tidptr=0x555555974650) = 298 [pid 294] <... clone resumed>, child_tidptr=0x555555974650) = 299 [pid 293] <... write resumed>) = 4 [pid 290] write(3, "1000", 4./strace-static-x86_64: Process 296 attached [pid 293] close(3 [pid 290] <... write resumed>) = 4 ./strace-static-x86_64: Process 297 attached [pid 293] <... close resumed>) = 0 [pid 290] close(3 [pid 296] set_robust_list(0x555555974660, 24./strace-static-x86_64: Process 298 attached [pid 297] set_robust_list(0x555555974660, 24 [pid 296] <... set_robust_list resumed>) = 0 [pid 293] 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 290] <... close resumed>) = 0 [pid 298] set_robust_list(0x555555974660, 24 [pid 297] <... set_robust_list resumed>) = 0 [pid 296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... set_robust_list resumed>) = 0 [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... prctl resumed>) = 0 [pid 290] 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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... prctl resumed>) = 0 [pid 296] setpgid(0, 0 [pid 298] <... prctl resumed>) = 0 [pid 297] setpgid(0, 0 [pid 296] <... setpgid resumed>) = 0 [pid 298] setpgid(0, 0 [pid 297] <... setpgid resumed>) = 0 [pid 296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... setpgid resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 297] write(3, "1000", 4 [pid 296] write(3, "1000", 4 [pid 298] write(3, "1000", 4 [pid 297] <... write resumed>) = 4 [pid 296] <... write resumed>) = 4 [pid 298] <... write resumed>) = 4 [pid 297] close(3 [pid 296] close(3 [pid 298] close(3 [pid 297] <... close resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 297] 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] 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 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./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x555555974660, 24) = 0 [pid 299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] setpgid(0, 0) = 0 [pid 299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "1000", 4) = 4 [pid 299] close(3) = 0 [ 20.658154][ T24] audit: type=1400 audit(1702172914.840:66): avc: denied { execmem } for pid=287 comm="syz-executor144" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.675094][ T24] audit: type=1400 audit(1702172914.850:67): avc: denied { prog_load } for pid=293 comm="syz-executor144" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 20.697337][ T24] audit: type=1400 audit(1702172914.850:68): avc: denied { bpf } for pid=293 comm="syz-executor144" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 20.718593][ T24] audit: type=1400 audit(1702172914.850:69): avc: denied { perfmon } for pid=293 comm="syz-executor144" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 299] 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 290] <... bpf resumed>) = 3 [pid 299] <... bpf resumed>) = 3 [pid 298] <... bpf resumed>) = 3 [pid 290] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 296] <... bpf resumed>) = 3 [ 20.880341][ T24] audit: type=1400 audit(1702172915.060:70): avc: denied { prog_run } for pid=290 comm="syz-executor144" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 20.903060][ T24] audit: type=1400 audit(1702172915.060:71): avc: denied { prog_run } for pid=293 comm="syz-executor144" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.577249][ T1] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004 [ 23.585587][ T1] CPU: 0 PID: 1 Comm: init Not tainted 5.10.201-syzkaller-00620-g389683767761 #0 [ 23.594507][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 23.604400][ T1] Call Trace: [ 23.607556][ T1] dump_stack_lvl+0x1e2/0x24b [ 23.612050][ T1] ? panic+0x22b/0x80b [ 23.615961][ T1] ? bfq_pos_tree_add_move+0x43b/0x43b [ 23.621248][ T1] dump_stack+0x15/0x17 [ 23.625235][ T1] panic+0x2cf/0x80b [ 23.628964][ T1] ? do_exit+0x239a/0x2a50 [ 23.633221][ T1] ? fb_is_primary_device+0xd4/0xd4 [ 23.638250][ T1] ? __kasan_check_write+0x14/0x20 [ 23.643199][ T1] ? sync_mm_rss+0x28a/0x2e0 [ 23.647628][ T1] do_exit+0x23b4/0x2a50 [ 23.651708][ T1] ? sched_group_set_shares+0x490/0x490 [ 23.657090][ T1] ? put_task_struct+0x80/0x80 [ 23.661689][ T1] ? schedule+0x154/0x1d0 [ 23.665861][ T1] ? schedule_timeout+0xa9/0x360 [ 23.670627][ T1] ? __kasan_check_write+0x14/0x20 [ 23.675587][ T1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 23.680522][ T1] do_group_exit+0x141/0x310 [ 23.684960][ T1] get_signal+0x10a0/0x1410 [ 23.689289][ T1] arch_do_signal_or_restart+0xbd/0x17c0 [ 23.694759][ T1] ? put_pid+0xd7/0x110 [ 23.698748][ T1] ? kernel_clone+0x6ca/0x9e0 [ 23.703260][ T1] ? create_io_thread+0x1e0/0x1e0 [ 23.708129][ T1] ? get_timespec64+0x197/0x270 [ 23.712811][ T1] ? timespec64_add_safe+0x220/0x220 [ 23.717925][ T1] ? __do_sys_rt_sigreturn+0x1e0/0x1e0 [ 23.723225][ T1] ? __do_sys_vfork+0xcd/0x130 [ 23.727831][ T1] exit_to_user_mode_loop+0x9b/0xd0 [ 23.732857][ T1] syscall_exit_to_user_mode+0xc5/0x1d0 [ 23.738235][ T1] do_syscall_64+0x40/0x70 [ 23.742499][ T1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 23.748223][ T1] RIP: 0033:0x7fa00836ca68 [ 23.752474][ 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 [ 23.771914][ T1] RSP: 002b:00007fff66f69a00 EFLAGS: 00000246 ORIG_RAX: 000000000000003a [ 23.780156][ T1] RAX: 0000000000000337 RBX: 000055f180a8ea50 RCX: 00007fa00836ca68 [ 23.787965][ T1] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 00007fa0084f7bed [ 23.795777][ T1] RBP: 00007fa008532528 R08: 0000000000000007 R09: 42c1191b7af2624f [ 23.803590][ T1] R10: 00007fff66f69a40 R11: 0000000000000246 R12: 0000000000000000 [ 23.811401][ T1] R13: 0000000000000018 R14: 000055f1802fc169 R15: 00007fa008563a80 [ 23.819508][ T1] Kernel Offset: disabled [ 23.823636][ T1] Rebooting in 86400 seconds..