./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor635188459 <...> Warning: Permanently added '10.128.1.166' (ED25519) to the list of known hosts. execve("./syz-executor635188459", ["./syz-executor635188459"], 0x7ffe5391b600 /* 10 vars */) = 0 brk(NULL) = 0x555555dab000 brk(0x555555dabe00) = 0x555555dabe00 arch_prctl(ARCH_SET_FS, 0x555555dab480) = 0 set_tid_address(0x555555dab750) = 286 set_robust_list(0x555555dab760, 24) = 0 rseq(0x555555dabda0, 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-executor635188459", 4096) = 27 getrandom("\x3d\x98\x8d\x14\x29\xa9\x45\x4c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555dabe00 brk(0x555555dcce00) = 0x555555dcce00 brk(0x555555dcd000) = 0x555555dcd000 mprotect(0x7ff4f92d2000, 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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7ff4f9218c10, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7ff4f9218c10, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555dab750) = 287 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555dab750) = 288 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555dab750) = 289 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555dab750) = 290 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 290 attached ./strace-static-x86_64: Process 289 attached ./strace-static-x86_64: Process 288 attached ./strace-static-x86_64: Process 287 attached [pid 290] set_robust_list(0x555555dab760, 24 [pid 289] set_robust_list(0x555555dab760, 24 [pid 288] set_robust_list(0x555555dab760, 24 [pid 290] <... set_robust_list resumed>) = 0 [pid 289] <... set_robust_list resumed>) = 0 [pid 288] <... set_robust_list resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 288] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 293 attached ./strace-static-x86_64: Process 292 attached ./strace-static-x86_64: Process 291 attached [pid 286] <... clone resumed>, child_tidptr=0x555555dab750) = 292 [pid 290] <... clone resumed>, child_tidptr=0x555555dab750) = 291 [pid 289] <... clone resumed>, child_tidptr=0x555555dab750) = 293 [pid 288] <... clone resumed>, child_tidptr=0x555555dab750) = 294 [pid 286] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] set_robust_list(0x555555dab760, 24 [pid 291] set_robust_list(0x555555dab760, 24 [pid 287] set_robust_list(0x555555dab760, 24) = 0 [pid 287] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555dab750) = 295 ./strace-static-x86_64: Process 295 attached [pid 286] <... clone resumed>, child_tidptr=0x555555dab750) = 296 [pid 292] <... set_robust_list resumed>) = 0 [pid 291] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 296 attached ./strace-static-x86_64: Process 294 attached [pid 293] set_robust_list(0x555555dab760, 24 [pid 295] set_robust_list(0x555555dab760, 24) = 0 [pid 295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] setpgid(0, 0) = 0 [pid 295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] set_robust_list(0x555555dab760, 24 [pid 295] <... openat resumed>) = 3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] write(3, "1000", 4) = 4 [pid 295] close(3) = 0 [pid 295] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 291] setpgid(0, 0 [pid 295] rt_sigaction(SIGRT_1, {sa_handler=0x7ff4f9273d70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, NULL, 8) = 0 [pid 295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff4f91ee000 [pid 295] mprotect(0x7ff4f91ef000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 291] <... setpgid resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x555555dab750) = 297 [pid 296] <... set_robust_list resumed>) = 0 [pid 294] set_robust_list(0x555555dab760, 24 [pid 295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff4f920e990, parent_tid=0x7ff4f920e990, exit_signal=0, stack=0x7ff4f91ee000, stack_size=0x20240, tls=0x7ff4f920e6c0} [pid 291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone3 resumed> => {parent_tid=[298]}, 88) = 298 [pid 291] <... openat resumed>) = 3 [pid 295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 295] futex(0x7ff4f92d8308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] futex(0x7ff4f92d830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 293] <... set_robust_list resumed>) = 0 [pid 293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] write(3, "1000", 4 [pid 293] <... prctl resumed>) = 0 [pid 293] setpgid(0, 0) = 0 [pid 293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] write(3, "1000", 4) = 4 [pid 293] close(3) = 0 [pid 293] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 293] rt_sigaction(SIGRT_1, {sa_handler=0x7ff4f9273d70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, NULL, 8) = 0 [pid 294] <... set_robust_list resumed>) = 0 [pid 291] <... write resumed>) = 4 [pid 293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 291] close(3 [pid 293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 291] <... close resumed>) = 0 [pid 293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 291] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... futex resumed>) = 0 [pid 291] rt_sigaction(SIGRT_1, {sa_handler=0x7ff4f9273d70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, [pid 294] <... prctl resumed>) = 0 [pid 291] <... rt_sigaction resumed>NULL, 8) = 0 [pid 291] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 294] setpgid(0, 0 [pid 291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 294] <... setpgid resumed>) = 0 [pid 291] <... mmap resumed>) = 0x7ff4f91ee000 [pid 293] <... mmap resumed>) = 0x7ff4f91ee000 [pid 293] mprotect(0x7ff4f91ef000, 131072, PROT_READ|PROT_WRITE [pid 294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] mprotect(0x7ff4f91ef000, 131072, PROT_READ|PROT_WRITE [pid 293] <... mprotect resumed>) = 0 [pid 291] <... mprotect resumed>) = 0 [pid 294] <... openat resumed>) = 3 [pid 291] rt_sigprocmask(SIG_BLOCK, ~[], [pid 294] write(3, "1000", 4 [pid 291] <... rt_sigprocmask resumed>[], 8) = 0 [pid 294] <... write resumed>) = 4 [pid 291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff4f920e990, parent_tid=0x7ff4f920e990, exit_signal=0, stack=0x7ff4f91ee000, stack_size=0x20240, tls=0x7ff4f920e6c0} [pid 293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 294] close(3 [pid 291] <... clone3 resumed> => {parent_tid=[299]}, 88) = 299 [pid 294] <... close resumed>) = 0 [pid 291] rt_sigprocmask(SIG_SETMASK, [], [pid 293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 294] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 291] futex(0x7ff4f92d8308, FUTEX_WAKE_PRIVATE, 1000000 [pid 294] <... futex resumed>) = 0 [pid 291] <... futex resumed>) = 0 [pid 293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff4f920e990, parent_tid=0x7ff4f920e990, exit_signal=0, stack=0x7ff4f91ee000, stack_size=0x20240, tls=0x7ff4f920e6c0} [pid 291] futex(0x7ff4f92d830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 294] rt_sigaction(SIGRT_1, {sa_handler=0x7ff4f9273d70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, [pid 293] <... clone3 resumed> => {parent_tid=[300]}, 88) = 300 [pid 294] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 293] futex(0x7ff4f92d8308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 293] futex(0x7ff4f92d830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x7ff4f920e9a0, 24) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [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, fd_array=NULL}, 128 [pid 294] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 301 attached ./strace-static-x86_64: Process 300 attached ./strace-static-x86_64: Process 298 attached ./strace-static-x86_64: Process 297 attached [pid 294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] set_robust_list(0x555555dab760, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555dab750) = 301 [pid 301] set_robust_list(0x555555dab760, 24 [pid 300] set_robust_list(0x7ff4f920e9a0, 24 [ 20.715912][ T24] audit: type=1400 audit(1702708455.830:66): avc: denied { execmem } for pid=286 comm="syz-executor635" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 298] set_robust_list(0x7ff4f920e9a0, 24 [pid 301] <... set_robust_list resumed>) = 0 [pid 300] <... set_robust_list resumed>) = 0 [pid 298] <... set_robust_list resumed>) = 0 [pid 297] <... set_robust_list resumed>) = 0 [pid 294] <... mmap resumed>) = 0x7ff4f91ee000 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rt_sigprocmask(SIG_SETMASK, [], [pid 298] rt_sigprocmask(SIG_SETMASK, [], [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] mprotect(0x7ff4f91ef000, 131072, PROT_READ|PROT_WRITE [pid 301] <... prctl resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] <... prctl resumed>) = 0 [pid 294] <... mprotect resumed>) = 0 [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, fd_array=NULL}, 128 [pid 301] setpgid(0, 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, fd_array=NULL}, 128 [pid 297] setpgid(0, 0 [pid 301] <... setpgid resumed>) = 0 [pid 294] rt_sigprocmask(SIG_BLOCK, ~[], [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... setpgid resumed>) = 0 [pid 294] <... rt_sigprocmask resumed>[], 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff4f920e990, parent_tid=0x7ff4f920e990, exit_signal=0, stack=0x7ff4f91ee000, stack_size=0x20240, tls=0x7ff4f920e6c0} [pid 297] <... openat resumed>) = 3 [pid 301] write(3, "1000", 4 [pid 294] <... clone3 resumed> => {parent_tid=[302]}, 88) = 302 [pid 297] write(3, "1000", 4 [pid 301] <... write resumed>) = 4 [pid 294] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 302 attached [pid 297] <... write resumed>) = 4 [pid 302] set_robust_list(0x7ff4f920e9a0, 24 [pid 301] close(3 [pid 297] close(3 [pid 294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 294] futex(0x7ff4f92d8308, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... set_robust_list resumed>) = 0 [pid 301] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 0 [pid 294] <... futex resumed>) = 0 [pid 294] futex(0x7ff4f92d830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [], [pid 301] rt_sigaction(SIGRT_1, {sa_handler=0x7ff4f9273d70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, [pid 297] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] <... rt_sigaction resumed>NULL, 8) = 0 [pid 297] rt_sigaction(SIGRT_1, {sa_handler=0x7ff4f9273d70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff4f92208c0}, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 297] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 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, fd_array=NULL}, 128 [pid 297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff4f91ee000 [pid 301] <... mmap resumed>) = 0x7ff4f91ee000 [pid 297] mprotect(0x7ff4f91ef000, 131072, PROT_READ|PROT_WRITE [pid 301] mprotect(0x7ff4f91ef000, 131072, PROT_READ|PROT_WRITE [pid 297] <... mprotect resumed>) = 0 [pid 301] <... mprotect resumed>) = 0 [pid 297] rt_sigprocmask(SIG_BLOCK, ~[], [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [pid 297] <... rt_sigprocmask resumed>[], 8) = 0 [pid 297] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff4f920e990, parent_tid=0x7ff4f920e990, exit_signal=0, stack=0x7ff4f91ee000, stack_size=0x20240, tls=0x7ff4f920e6c0} [pid 301] <... rt_sigprocmask resumed>[], 8) = 0 [pid 301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff4f920e990, parent_tid=0x7ff4f920e990, exit_signal=0, stack=0x7ff4f91ee000, stack_size=0x20240, tls=0x7ff4f920e6c0} => {parent_tid=[304]}, 88) = 304 [pid 297] <... clone3 resumed> => {parent_tid=[303]}, 88) = 303 [pid 301] rt_sigprocmask(SIG_SETMASK, [], [pid 297] rt_sigprocmask(SIG_SETMASK, [], [pid 301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] futex(0x7ff4f92d8308, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] futex(0x7ff4f92d8308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 303 attached [pid 301] <... futex resumed>) = 0 [pid 297] <... futex resumed>) = 0 [pid 303] set_robust_list(0x7ff4f920e9a0, 24 [pid 301] futex(0x7ff4f92d830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] futex(0x7ff4f92d830c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 303] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 304 attached [pid 303] rt_sigprocmask(SIG_SETMASK, [], [pid 304] set_robust_list(0x7ff4f920e9a0, 24 [pid 303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 304] <... set_robust_list resumed>) = 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, fd_array=NULL}, 128 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 20.748499][ T24] audit: type=1400 audit(1702708455.860:67): avc: denied { prog_load } for pid=291 comm="syz-executor635" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 20.768247][ T24] audit: type=1400 audit(1702708455.870:68): avc: denied { bpf } for pid=291 comm="syz-executor635" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 20.790329][ T24] audit: type=1400 audit(1702708455.870:69): avc: denied { perfmon } for pid=291 comm="syz-executor635" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [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, fd_array=NULL}, 128 [pid 302] <... bpf resumed>) = 3 [pid 300] <... bpf resumed>) = 3 [pid 299] <... bpf resumed>) = 3 [pid 298] <... bpf resumed>) = 3 [pid 303] <... bpf resumed>) = 3 [pid 302] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] futex(0x7ff4f92d830c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... bpf resumed>) = 3 [pid 302] <... futex resumed>) = 1 [pid 300] <... futex resumed>) = 1 [pid 299] <... futex resumed>) = 1 [pid 293] <... futex resumed>) = 0 [pid 302] futex(0x7ff4f92d8308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] futex(0x7ff4f92d8308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] futex(0x7ff4f92d8308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 293] futex(0x7ff4f92d8308, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 293] <... futex resumed>) = 0 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [ 20.955291][ T24] audit: type=1400 audit(1702708456.070:70): avc: denied { prog_run } for pid=295 comm="syz-executor635" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 28.369138][ T1] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004 [ 28.377467][ T1] CPU: 1 PID: 1 Comm: init Not tainted 5.10.203-syzkaller-00943-gf722f6ad16cf #0 [ 28.386396][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 28.396284][ T1] Call Trace: [ 28.399432][ T1] dump_stack_lvl+0x1e2/0x24b [ 28.403928][ T1] ? panic+0x22b/0x80b [ 28.407839][ T1] ? bfq_pos_tree_add_move+0x43b/0x43b [ 28.413130][ T1] dump_stack+0x15/0x17 [ 28.417116][ T1] panic+0x2cf/0x80b [ 28.420856][ T1] ? do_exit+0x239a/0x2a50 [ 28.425101][ T1] ? fb_is_primary_device+0xd4/0xd4 [ 28.430137][ T1] ? __kasan_check_write+0x14/0x20 [ 28.435094][ T1] ? sync_mm_rss+0x28a/0x2e0 [ 28.439514][ T1] do_exit+0x23b4/0x2a50 [ 28.443590][ T1] ? sched_group_set_shares+0x490/0x490 [ 28.448983][ T1] ? put_task_struct+0x80/0x80 [ 28.453575][ T1] ? schedule+0x154/0x1d0 [ 28.457741][ T1] ? schedule_timeout+0xa9/0x360 [ 28.462514][ T1] ? __kasan_check_write+0x14/0x20 [ 28.467458][ T1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.472407][ T1] do_group_exit+0x141/0x310 [ 28.476937][ T1] get_signal+0x10a0/0x1410 [ 28.481270][ T1] arch_do_signal_or_restart+0xbd/0x17c0 [ 28.486725][ T1] ? put_pid+0xd7/0x110 [ 28.490717][ T1] ? kernel_clone+0x6ca/0x9e0 [ 28.495236][ T1] ? create_io_thread+0x1e0/0x1e0 [ 28.500094][ T1] ? get_timespec64+0x197/0x270 [ 28.504800][ T1] ? timespec64_add_safe+0x220/0x220 [ 28.509921][ T1] ? __do_sys_rt_sigreturn+0x1e0/0x1e0 [ 28.515208][ T1] ? __do_sys_vfork+0xcd/0x130 [ 28.519800][ T1] exit_to_user_mode_loop+0x9b/0xd0 [ 28.524832][ T1] syscall_exit_to_user_mode+0xc5/0x1d0 [ 28.530226][ T1] do_syscall_64+0x40/0x70 [ 28.534468][ T1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 28.540198][ T1] RIP: 0033:0x7f70d1b22a68 [ 28.544448][ 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 [ 28.563887][ T1] RSP: 002b:00007ffd030b1e70 EFLAGS: 00000246 ORIG_RAX: 000000000000003a [ 28.572129][ T1] RAX: 000000000000041d RBX: 000055a883157a50 RCX: 00007f70d1b22a68 [ 28.579940][ T1] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 00007f70d1cadbed [ 28.587752][ T1] RBP: 00007f70d1ce8528 R08: 0000000000000007 R09: 44dff68369926e03 [ 28.595562][ T1] R10: 00007ffd030b1eb0 R11: 0000000000000246 R12: 0000000000000000 [ 28.603374][ T1] R13: 0000000000000018 R14: 000055a8823fd169 R15: 00007f70d1d19a80 [ 28.611473][ T1] Kernel Offset: disabled [ 28.615598][ T1] Rebooting in 86400 seconds..