./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor861418902 <...> Warning: Permanently added '10.128.0.27' (ED25519) to the list of known hosts. execve("./syz-executor861418902", ["./syz-executor861418902"], 0x7ffc54ceb8c0 /* 10 vars */) = 0 brk(NULL) = 0x555594a31000 brk(0x555594a31d00) = 0x555594a31d00 arch_prctl(ARCH_SET_FS, 0x555594a31380) = 0 set_tid_address(0x555594a31650) = 290 set_robust_list(0x555594a31660, 24) = 0 rseq(0x555594a31ca0, 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-executor861418902", 4096) = 27 getrandom("\x3f\x25\x21\xf6\x91\x47\x07\x8e", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555594a31d00 brk(0x555594a52d00) = 0x555594a52d00 brk(0x555594a53000) = 0x555594a53000 mprotect(0x7ff022fd2000, 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, 0executing program ) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 openat(AT_FDCWD, "/proc/self/make-it-fail", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555594a31650) = 291 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555594a31650) = 292 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555594a31650) = 293 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555594a31650) = 294 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555594a31650) = 295 ./strace-static-x86_64: Process 295 attached [pid 295] set_robust_list(0x555594a31660, 24) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 291 attached [pid 291] set_robust_list(0x555594a31660, 24) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x555594a31650) = 296 [pid 291] <... clone resumed>, child_tidptr=0x555594a31650) = 297 ./strace-static-x86_64: Process 296 attached [pid 296] set_robust_list(0x555594a31660, 24) = 0 [pid 296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] setpgid(0, 0) = 0 [pid 296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 296] write(3, "1000", 4) = 4 [pid 296] close(3) = 0 [pid 296] write(1, "executing program\n", 18) = 18 [pid 296] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK, key_size=0, value_size=4, max_entries=255, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 296] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x200000000440, license=NULL, 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_XDP, 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, ...}, 144) = -1 EFAULT (Bad address) [pid 296] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=BPF_F_STRICT_ALIGNMENT|BPF_F_ANY_ALIGNMENT|BPF_F_TEST_STATE_FREQ, prog_name="", prog_ifindex=0, expected_attach_type=0x36 /* BPF_??? */, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 4 [pid 296] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=4}}, 16) = 5 [pid 296] seccomp(SECCOMP_SET_MODE_FILTER, 0, {len=1, filter=0x200000000100}) = 0 [pid 296] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 6 [pid 296] write(6, "1", 1) = 1 [pid 296] close_range(0, 4294967295, 0./strace-static-x86_64: Process 297 attached ) = 0 [pid 296] exit_group(0) = ? [pid 297] set_robust_list(0x555594a31660, 24) = 0 [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 294 attached ./strace-static-x86_64: Process 293 attached ./strace-static-x86_64: Process 292 attached [pid 297] <... prctl resumed>) = 0 [pid 297] setpgid(0, 0) = 0 [pid 297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "1000", 4) = 4 [pid 297] close(3) = 0 [pid 297] write(1, "executing program\n", 18executing program ) = 18 [pid 297] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK, key_size=0, value_size=4, max_entries=255, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 297] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x200000000440, license=NULL, 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_XDP, 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, ...}, 144) = -1 EFAULT (Bad address) [pid 297] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=BPF_F_STRICT_ALIGNMENT|BPF_F_ANY_ALIGNMENT|BPF_F_TEST_STATE_FREQ, prog_name="", prog_ifindex=0, expected_attach_type=0x36 /* BPF_??? */, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 4 [pid 293] set_robust_list(0x555594a31660, 24 [pid 292] set_robust_list(0x555594a31660, 24) = 0 [pid 293] <... set_robust_list resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] set_robust_list(0x555594a31660, 24) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=4}}, 16 [pid 293] <... clone resumed>, child_tidptr=0x555594a31650) = 299 [pid 294] <... clone resumed>, child_tidptr=0x555594a31650) = 300 [pid 292] <... clone resumed>, child_tidptr=0x555594a31650) = 298 ./strace-static-x86_64: Process 298 attached [pid 298] set_robust_list(0x555594a31660, 24) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] setpgid(0, 0) = 0 [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "1000", 4) = 4 [pid 298] close(3) = 0 [pid 298] write(1, "executing program\n", 18executing program ) = 18 [pid 298] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK, key_size=0, value_size=4, max_entries=255, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 298] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x200000000440, license=NULL, 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_XDP, 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, ...}, 144) = -1 EFAULT (Bad address) [pid 298] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=BPF_F_STRICT_ALIGNMENT|BPF_F_ANY_ALIGNMENT|BPF_F_TEST_STATE_FREQ, prog_name="", prog_ifindex=0, expected_attach_type=0x36 /* BPF_??? */, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 4 [pid 298] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=4}}, 16./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x555594a31660, 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 [pid 299] write(1, "executing program\n", 18executing program ) = 18 [pid 299] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK, key_size=0, value_size=4, max_entries=255, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 299] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x200000000440, license=NULL, 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_XDP, 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, ...}, 144) = -1 EFAULT (Bad address) [pid 299] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=BPF_F_STRICT_ALIGNMENT|BPF_F_ANY_ALIGNMENT|BPF_F_TEST_STATE_FREQ, prog_name="", prog_ifindex=0, expected_attach_type=0x36 /* BPF_??? */, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 4 [pid 299] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=4}}, 16./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x555594a31660, 24) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] write(3, "1000", 4) = 4 [pid 295] <... clone resumed>, child_tidptr=0x555594a31650) = 301 [pid 297] <... bpf resumed>) = 5 [pid 298] <... bpf resumed>) = 5 [pid 299] <... bpf resumed>) = 5 [pid 297] seccomp(SECCOMP_SET_MODE_FILTER, 0, {len=1, filter=0x200000000100} [pid 298] seccomp(SECCOMP_SET_MODE_FILTER, 0, {len=1, filter=0x200000000100} [pid 300] close(3) = 0 [pid 300] write(1, "executing program\n", 18executing program ) = 18 [pid 300] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK, key_size=0, value_size=4, max_entries=255, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x200000000440, license=NULL, 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_XDP, 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, ...}, 144) = -1 EFAULT (Bad address) [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=BPF_F_STRICT_ALIGNMENT|BPF_F_ANY_ALIGNMENT|BPF_F_TEST_STATE_FREQ, prog_name="", prog_ifindex=0, expected_attach_type=0x36 /* BPF_??? */, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 4 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=4}}, 16) = 5 [pid 300] seccomp(SECCOMP_SET_MODE_FILTER, 0, {len=1, filter=0x200000000100}) = 0 [pid 300] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 6 [pid 300] write(6, "1", 1) = 1 [ 24.393210][ T28] audit: type=1400 audit(1754371975.616:64): avc: denied { execmem } for pid=290 comm="syz-executor861" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 24.415483][ T28] audit: type=1400 audit(1754371975.626:65): avc: denied { bpf } for pid=296 comm="syz-executor861" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 300] close_range(0, 4294967295, 0 [pid 299] seccomp(SECCOMP_SET_MODE_FILTER, 0, {len=1, filter=0x200000000100} [pid 298] <... seccomp resumed>) = 0 [pid 297] <... seccomp resumed>) = 0 ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x555594a31660, 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 [pid 301] write(1, "executing program\n", 18executing program ) = 18 [pid 301] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK, key_size=0, value_size=4, max_entries=255, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x200000000440, license=NULL, 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_XDP, 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, ...}, 144) = -1 EFAULT (Bad address) [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=BPF_F_STRICT_ALIGNMENT|BPF_F_ANY_ALIGNMENT|BPF_F_TEST_STATE_FREQ, prog_name="", prog_ifindex=0, expected_attach_type=0x36 /* BPF_??? */, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 4 [ 24.437666][ T28] audit: type=1400 audit(1754371975.626:66): avc: denied { map_create } for pid=296 comm="syz-executor861" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 24.442730][ T300] FAULT_INJECTION: forcing a failure. [ 24.442730][ T300] name failslab, interval 1, probability 0, space 0, times 1 [ 24.458030][ T28] audit: type=1400 audit(1754371975.626:67): avc: denied { map_read map_write } for pid=296 comm="syz-executor861" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 24.477367][ T300] CPU: 1 PID: 300 Comm: syz-executor861 Not tainted 6.1.145-syzkaller-00038-g3b4ff5af8d36 #0 [ 24.490429][ T28] audit: type=1400 audit(1754371975.626:68): avc: denied { prog_load } for pid=296 comm="syz-executor861" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 24.500164][ T300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 24.500189][ T300] Call Trace: [ 24.500194][ T300] [ 24.500200][ T300] __dump_stack+0x21/0x24 [pid 301] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="sched_switch", prog_fd=4}}, 16 [pid 299] <... seccomp resumed>) = 0 [pid 298] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 297] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 299] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 298] <... openat resumed>) = 6 [pid 297] <... openat resumed>) = 6 [pid 299] <... openat resumed>) = 6 [pid 298] write(6, "1", 1 [pid 297] write(6, "1", 1 [pid 299] write(6, "1", 1 [pid 298] <... write resumed>) = 1 [pid 297] <... write resumed>) = 1 [pid 299] <... write resumed>) = 1 [pid 298] close_range(0, 4294967295, 0 [pid 297] close_range(0, 4294967295, 0 [ 24.500234][ T300] dump_stack_lvl+0xee/0x150 [ 24.500248][ T300] ? __cfi_dump_stack_lvl+0x8/0x8 [ 24.500262][ T300] ? ____fput+0x15/0x20 [ 24.500277][ T300] ? ptrace_notify+0x221/0x250 [ 24.520233][ T28] audit: type=1400 audit(1754371975.626:69): avc: denied { perfmon } for pid=296 comm="syz-executor861" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 24.529803][ T300] ? syscall_exit_work+0x84/0x140 [ 24.529824][ T300] ? syscall_exit_to_user_mode_prepare+0x1c/0x20 [ 24.529841][ T300] ? do_syscall_64+0x58/0xa0 [ 24.533385][ T28] audit: type=1400 audit(1754371975.636:70): avc: denied { prog_run } for pid=296 comm="syz-executor861" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 24.536017][ T300] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 24.536039][ T300] dump_stack+0x15/0x24 [ 24.536053][ T300] should_fail_ex+0x3d4/0x520 [ 24.629762][ T300] __should_failslab+0xac/0xf0 [ 24.634604][ T300] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 24.640570][ T300] should_failslab+0x9/0x20 [ 24.645055][ T300] __kmem_cache_alloc_node+0x3d/0x2c0 [ 24.650431][ T300] ? __cfi_mutex_lock+0x10/0x10 [ 24.655263][ T300] ? delete_node+0x3dc/0xa60 [ 24.659835][ T300] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 24.665802][ T300] __kmalloc+0xa1/0x1e0 [ 24.669942][ T300] ? __cfi___bpf_trace_sched_switch+0x10/0x10 [ 24.675993][ T300] tracepoint_probe_unregister+0x1e6/0x8b0 [ 24.681779][ T300] bpf_probe_unregister+0x61/0x70 [ 24.686784][ T300] bpf_raw_tp_link_release+0x63/0x90 [ 24.692174][ T300] bpf_link_free+0x13a/0x390 [ 24.696768][ T300] ? bpf_link_put_deferred+0x20/0x20 [ 24.702115][ T300] ? security_file_free+0xd8/0xf0 [ 24.707128][ T300] bpf_link_release+0x15f/0x170 [ 24.711974][ T300] ? __cfi_bpf_link_release+0x10/0x10 [ 24.717413][ T300] __fput+0x1fc/0x8f0 [ 24.721380][ T300] ____fput+0x15/0x20 [ 24.725342][ T300] task_work_run+0x1db/0x240 [ 24.729953][ T300] ? __cfi_task_work_run+0x10/0x10 [ 24.735149][ T300] ? fput+0x15b/0x1a0 [ 24.739167][ T300] ? filp_close+0x111/0x160 [ 24.743705][ T300] ptrace_notify+0x221/0x250 [ 24.748297][ T300] ? __cfi_ptrace_notify+0x10/0x10 [ 24.753399][ T300] ? __cfi___close_range+0x10/0x10 [ 24.758587][ T300] ? __secure_computing+0xea/0x290 [ 24.763687][ T300] syscall_exit_work+0x84/0x140 [ 24.768524][ T300] syscall_exit_to_user_mode_prepare+0x1c/0x20 [ 24.774749][ T300] syscall_exit_to_user_mode+0xd/0x30 [ 24.780375][ T300] do_syscall_64+0x58/0xa0 [ 24.784943][ T300] ? clear_bhb_loop+0x30/0x80 [ 24.789604][ T300] ? clear_bhb_loop+0x30/0x80 [ 24.794263][ T300] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 24.800197][ T300] RIP: 0033:0x7ff022f66a99 [ 24.804623][ T300] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 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 [ 24.824246][ T300] RSP: 002b:00007ffe67f4f9a8 EFLAGS: 00000286 ORIG_RAX: 00000000000001b4 [ 24.832754][ T300] RAX: 0000000000000000 RBX: 00007ffe67f4f9c0 RCX: 00007ff022f66a99 [ 24.840722][ T300] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000000 [ 24.848763][ T300] RBP: 0000000000000001 R08: 00007ffe67f4f747 R09: 0000000000000140 [ 24.856827][ T300] R10: 0000000000000001 R11: 0000000000000286 R12: 0000000000000000 [ 24.864777][ T300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 24.872735][ T300] [ 24.876426][ T300] CFI failure at __traceiter_sched_switch+0x9b/0xd0 (target: tp_stub_func+0x0/0x10; expected type: 0xee1f7a69) [ 24.876500][ T85] CFI failure at __traceiter_sched_switch+0x9b/0xd0 (target: tp_stub_func+0x0/0x10; expected type: 0xee1f7a69) [ 24.888186][ T300] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 24.905892][ T300] CPU: 1 PID: 300 Comm: syz-executor861 Not tainted 6.1.145-syzkaller-00038-g3b4ff5af8d36 #0 [ 24.916013][ T300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 24.926062][ T300] RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 [ 24.932230][ T300] Code: 80 3c 30 00 74 05 e8 74 61 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 [ 24.951832][ T300] RSP: 0018:ffffc90000f17590 EFLAGS: 00010096 [ 24.957882][ T300] RAX: 1ffff110217c7bec RBX: ffff88810be3df58 RCX: ffff888111208000 [ 24.965846][ T300] RDX: ffff88811661a880 RSI: 0000000000000001 RDI: ffffc90000119000 [ 24.973889][ T300] RBP: ffffc90000f175d0 R08: 0000000000000000 R09: ffffc90000f17488 [ 24.981848][ T300] R10: 00000000b720eca3 R11: 1ffff920001e2e91 R12: 0000000000000001 [ 24.989797][ T300] R13: ffff88810be3df58 R14: dffffc0000000000 R15: ffffffff81711ed0 [ 24.997753][ T300] FS: 0000555594a31380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 25.006687][ T300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.013267][ T300] CR2: 0000000000000000 CR3: 0000000121cd9000 CR4: 00000000003506a0 [ 25.021305][ T300] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.029251][ T300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.037196][ T300] Call Trace: [ 25.040448][ T300] [ 25.043356][ T300] __schedule+0x1263/0x14e0 [ 25.047836][ T300] ? release_firmware_map_entry+0x194/0x194 [ 25.053699][ T300] ? check_preempt_wakeup+0x5be/0xbc0 [ 25.059042][ T300] ? preempt_schedule+0xa7/0xb0 [ 25.063876][ T300] preempt_schedule_common+0x9b/0xf0 [ 25.069141][ T300] preempt_schedule+0xa7/0xb0 [ 25.073806][ T300] ? __cfi_preempt_schedule+0x10/0x10 [ 25.079148][ T300] ? __kasan_check_read+0x11/0x20 [ 25.084150][ T300] ? ttwu_do_wakeup+0xfb/0x490 [ 25.088898][ T300] preempt_schedule_thunk+0x16/0x18 [ 25.094172][ T300] try_to_wake_up+0x6b8/0x1220 [ 25.098994][ T300] ? _raw_spin_lock+0x8e/0xe0 [ 25.103646][ T300] wake_up_q+0xdc/0x1b0 [ 25.107773][ T300] __mutex_unlock_slowpath+0x262/0x3b0 [ 25.113202][ T300] ? ptrace_notify+0x221/0x250 [ 25.117939][ T300] ? syscall_exit_work+0x84/0x140 [ 25.122930][ T300] ? mutex_unlock+0x220/0x220 [ 25.127586][ T300] ? should_fail_ex+0x2a3/0x520 [ 25.132422][ T300] ? __should_failslab+0xac/0xf0 [ 25.137332][ T300] mutex_unlock+0xd8/0x220 [ 25.141720][ T300] ? __cfi_mutex_unlock+0x10/0x10 [ 25.146715][ T300] ? __kasan_kmalloc+0x24/0xb0 [ 25.151464][ T300] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 25.157427][ T300] ? __kmalloc+0xb1/0x1e0 [ 25.161749][ T300] ? __cfi___bpf_trace_sched_switch+0x10/0x10 [ 25.167790][ T300] tracepoint_probe_unregister+0x84e/0x8b0 [ 25.173570][ T300] bpf_probe_unregister+0x61/0x70 [ 25.178666][ T300] bpf_raw_tp_link_release+0x63/0x90 [ 25.183923][ T300] bpf_link_free+0x13a/0x390 [ 25.188486][ T300] ? bpf_link_put_deferred+0x20/0x20 [ 25.193929][ T300] ? security_file_free+0xd8/0xf0 [ 25.198941][ T300] bpf_link_release+0x15f/0x170 [ 25.203848][ T300] ? __cfi_bpf_link_release+0x10/0x10 [ 25.209295][ T300] __fput+0x1fc/0x8f0 [ 25.213250][ T300] ____fput+0x15/0x20 [ 25.217213][ T300] task_work_run+0x1db/0x240 [ 25.221785][ T300] ? __cfi_task_work_run+0x10/0x10 [ 25.226869][ T300] ? fput+0x15b/0x1a0 [ 25.230821][ T300] ? filp_close+0x111/0x160 [ 25.235297][ T300] ptrace_notify+0x221/0x250 [ 25.239860][ T300] ? __cfi_ptrace_notify+0x10/0x10 [ 25.244961][ T300] ? __cfi___close_range+0x10/0x10 [ 25.250191][ T300] ? __secure_computing+0xea/0x290 [ 25.255381][ T300] syscall_exit_work+0x84/0x140 [ 25.260227][ T300] syscall_exit_to_user_mode_prepare+0x1c/0x20 [ 25.266359][ T300] syscall_exit_to_user_mode+0xd/0x30 [ 25.271712][ T300] do_syscall_64+0x58/0xa0 [ 25.276113][ T300] ? clear_bhb_loop+0x30/0x80 [ 25.280766][ T300] ? clear_bhb_loop+0x30/0x80 [ 25.285679][ T300] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 25.291575][ T300] RIP: 0033:0x7ff022f66a99 [ 25.295971][ T300] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 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 [ 25.315550][ T300] RSP: 002b:00007ffe67f4f9a8 EFLAGS: 00000286 ORIG_RAX: 00000000000001b4 [ 25.323959][ T300] RAX: 0000000000000000 RBX: 00007ffe67f4f9c0 RCX: 00007ff022f66a99 [ 25.331994][ T300] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000000 [ 25.339940][ T300] RBP: 0000000000000001 R08: 00007ffe67f4f747 R09: 0000000000000140 [ 25.347886][ T300] R10: 0000000000000001 R11: 0000000000000286 R12: 0000000000000000 [ 25.355862][ T300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 25.363834][ T300] [ 25.366839][ T300] Modules linked in: [ 25.370731][ T300] ---[ end trace 0000000000000000 ]--- [ 25.370751][ T85] invalid opcode: 0000 [#2] PREEMPT SMP KASAN [ 25.376168][ T300] RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 [ 25.382212][ T85] CPU: 0 PID: 85 Comm: syslogd Tainted: G D 6.1.145-syzkaller-00038-g3b4ff5af8d36 #0 [ 25.388342][ T300] Code: 80 3c 30 00 74 05 e8 74 61 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 [ 25.399151][ T85] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 25.399162][ T85] RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 [ 25.418733][ T300] RSP: 0018:ffffc90000f17590 EFLAGS: 00010096 [ 25.428808][ T85] Code: 80 3c 30 00 74 05 e8 74 61 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 [ 25.434976][ T300] [ 25.434981][ T300] RAX: 1ffff110217c7bec RBX: ffff88810be3df58 RCX: ffff888111208000 [ 25.441023][ T85] RSP: 0018:ffffc900009e7610 EFLAGS: 00010096 [ 25.460608][ T300] RDX: ffff88811661a880 RSI: 0000000000000001 RDI: ffffc90000119000 [ 25.462929][ T85] [ 25.462935][ T85] RAX: 1ffff110217c7bec RBX: ffff88810be3df58 RCX: ffff88810bf7a880 [ 25.470873][ T300] RBP: ffffc90000f175d0 R08: 0000000000000000 R09: ffffc90000f17488 [ 25.477174][ T85] RDX: ffff88810beb9440 RSI: 0000000000000000 RDI: ffffc90000119000 [ 25.485121][ T300] R10: 00000000b720eca3 R11: 1ffff920001e2e91 R12: 0000000000000001 [ 25.487425][ T85] RBP: ffffc900009e7650 R08: 0000000000000001 R09: ffffc900009e7508 [ 25.495371][ T300] R13: ffff88810be3df58 R14: dffffc0000000000 R15: ffffffff81711ed0 [ 25.503415][ T85] R10: 00000000b720eca3 R11: 1ffff9200013cea1 R12: 0000000000000000 [ 25.511381][ T300] FS: 0000555594a31380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 25.519415][ T85] R13: ffff88810be3df58 R14: dffffc0000000000 R15: ffffffff81711ed0 [ 25.527361][ T300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.535325][ T85] FS: 00007fd42fe1bc80(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 25.543283][ T300] CR2: 0000000000000000 CR3: 0000000121cd9000 CR4: 00000000003506a0 [ 25.552476][ T85] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.560514][ T300] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.567075][ T85] CR2: 0000555e1b0f3eb8 CR3: 00000001100f1000 CR4: 00000000003506b0 [ 25.576041][ T300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.584015][ T85] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.590580][ T300] Kernel panic - not syncing: Fatal exception [ 25.598575][ T85] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.598597][ T85] Call Trace: [ 25.598604][ T85] [ 25.598616][ T85] __schedule+0x1263/0x14e0 [ 25.598643][ T85] ? release_firmware_map_entry+0x194/0x194 [ 25.598661][ T85] schedule+0xbd/0x170 [ 25.598675][ T85] schedule_timeout+0xa6/0x2e0 [ 25.598694][ T85] ? __cfi_schedule_timeout+0x10/0x10 [ 25.598713][ T85] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 25.598728][ T85] ? prepare_to_wait_exclusive+0x191/0x1d0 [ 25.598751][ T85] __skb_wait_for_more_packets+0x39a/0x580 [ 25.598768][ T85] ? __cfi___skb_wait_for_more_packets+0x10/0x10 [ 25.598783][ T85] ? __cfi_receiver_wake_function+0x10/0x10 [ 25.598797][ T85] ? __cfi_mutex_unlock+0x10/0x10 [ 25.598815][ T85] __unix_dgram_recvmsg+0x280/0xd70 [ 25.598835][ T85] ? __cfi___unix_dgram_recvmsg+0x10/0x10 [ 25.598852][ T85] ? avc_has_perm+0x158/0x240 [ 25.598874][ T85] unix_dgram_recvmsg+0xc7/0xe0 [ 25.598891][ T85] sock_read_iter+0x2d3/0x380 [ 25.598911][ T85] ? __cfi_sock_read_iter+0x10/0x10 [ 25.598931][ T85] ? __kasan_check_read+0x11/0x20 [ 25.598951][ T85] ? fsnotify_perm+0x269/0x5b0 [ 25.598970][ T85] vfs_read+0x41e/0x8c0 [ 25.598990][ T85] ? __cfi_vfs_read+0x10/0x10 [ 25.599009][ T85] ? sched_clock_cpu+0x6e/0x250 [ 25.599027][ T85] ? __kasan_check_read+0x11/0x20 [ 25.599045][ T85] ? __fdget_pos+0x1f2/0x380 [ 25.599060][ T85] ksys_read+0x140/0x240 [ 25.599079][ T85] ? __cfi_ksys_read+0x10/0x10 [ 25.599098][ T85] ? debug_smp_processor_id+0x17/0x20 [ 25.599127][ T85] __x64_sys_read+0x7b/0x90 [ 25.599146][ T85] x64_sys_call+0x2f/0x9a0 [ 25.599163][ T85] do_syscall_64+0x4c/0xa0 [ 25.599177][ T85] ? clear_bhb_loop+0x30/0x80 [ 25.599194][ T85] ? clear_bhb_loop+0x30/0x80 [ 25.599211][ T85] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 25.599228][ T85] RIP: 0033:0x7fd42ff6b407 [ 25.599244][ T85] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 25.599257][ T85] RSP: 002b:00007fff3ca4cf70 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 25.599276][ T85] RAX: ffffffffffffffda RBX: 00007fd42fe1bc80 RCX: 00007fd42ff6b407 [ 25.599288][ T85] RDX: 00000000000000ff RSI: 000055dec3c3d300 RDI: 0000000000000000 [ 25.599298][ T85] RBP: 000055dec3c3d2c0 R08: 0000000000000000 R09: 0000000000000000 [ 25.599308][ T85] R10: 0000000000000000 R11: 0000000000000202 R12: 000055dec3c3d351 [ 25.599318][ T85] R13: 0000000000000000 R14: 000055dec3c3d300 R15: 000055dec0c7ed98 [ 25.599332][ T85] [ 25.599337][ T85] Modules linked in: [ 25.607492][ T85] ---[ end trace 0000000000000000 ]--- [ 25.607512][ T85] RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 [ 25.607541][ T85] Code: 80 3c 30 00 74 05 e8 74 61 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 [ 25.607555][ T85] RSP: 0018:ffffc90000f17590 EFLAGS: 00010096 [ 25.607572][ T85] RAX: 1ffff110217c7bec RBX: ffff88810be3df58 RCX: ffff888111208000 [ 25.607584][ T85] RDX: ffff88811661a880 RSI: 0000000000000001 RDI: ffffc90000119000 [ 25.607595][ T85] RBP: ffffc90000f175d0 R08: 0000000000000000 R09: ffffc90000f17488 [ 25.607606][ T85] R10: 00000000b720eca3 R11: 1ffff920001e2e91 R12: 0000000000000001 [ 25.607616][ T85] R13: ffff88810be3df58 R14: dffffc0000000000 R15: ffffffff81711ed0 [ 25.607628][ T85] FS: 00007fd42fe1bc80(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 25.607642][ T85] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.607653][ T85] CR2: 0000555e1b0f3eb8 CR3: 00000001100f1000 CR4: 00000000003506b0 [ 25.607672][ T85] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.607681][ T85] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.725916][ T300] Shutting down cpus with NMI [ 27.128961][ T300] Kernel Offset: disabled [ 27.133359][ T300] Rebooting in 86400 seconds..