./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor100246251 <...> Warning: Permanently added '10.128.1.120' (ED25519) to the list of known hosts. execve("./syz-executor100246251", ["./syz-executor100246251"], 0x7fff23c06940 /* 10 vars */) = 0 brk(NULL) = 0x555555746000 brk(0x555555746d00) = 0x555555746d00 arch_prctl(ARCH_SET_FS, 0x555555746380) = 0 set_tid_address(0x555555746650) = 295 set_robust_list(0x555555746660, 24) = 0 rseq(0x555555746ca0, 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-executor100246251", 4096) = 27 getrandom("\xf6\x0d\x7b\x98\x42\x63\xe2\x16", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555746d00 brk(0x555555767d00) = 0x555555767d00 brk(0x555555768000) = 0x555555768000 mprotect(0x7fb9a9ad1000, 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=0x555555746650) = 296 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 296 attached , child_tidptr=0x555555746650) = 297 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] set_robust_list(0x555555746660, 24) = 0 ./strace-static-x86_64: Process 297 attached [pid 295] <... clone resumed>, child_tidptr=0x555555746650) = 298 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x555555746650) = 299 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x555555746650) = 300 [pid 295] <... clone resumed>, child_tidptr=0x555555746650) = 301 ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x555555746660, 24) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] set_robust_list(0x555555746660, 24./strace-static-x86_64: Process 300 attached ./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x555555746660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555555746650) = 302 [pid 299] <... set_robust_list resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... set_robust_list resumed>) = 0 [pid 300] set_robust_list(0x555555746660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555555746650) = 303 ./strace-static-x86_64: Process 298 attached [pid 298] set_robust_list(0x555555746660, 24) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555746650) = 304 [pid 300] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555746650) = 305 ./strace-static-x86_64: Process 303 attached ./strace-static-x86_64: Process 302 attached [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] set_robust_list(0x555555746660, 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 [pid 300] <... prctl resumed>) = 0 [pid 300] setpgid(0, 0 [pid 302] set_robust_list(0x555555746660, 24 [pid 300] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 304 attached [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... set_robust_list resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 303] write(3, "1000", 4 [pid 300] <... openat resumed>) = 3 [pid 300] write(3, "1000", 4 [pid 303] <... write resumed>) = 4 [pid 303] close(3) = 0 [pid 303] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72./strace-static-x86_64: Process 305 attached [pid 304] set_robust_list(0x555555746660, 24 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... write resumed>) = 4 [pid 300] close(3 [pid 304] <... set_robust_list resumed>) = 0 [pid 302] <... prctl resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] setpgid(0, 0 [pid 300] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 305] set_robust_list(0x555555746660, 24 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... bpf resumed>) = 3 [pid 302] <... setpgid resumed>) = 0 [pid 300] <... bpf resumed>) = 3 [pid 300] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [ 23.450220][ T28] audit: type=1400 audit(1713087977.720:66): avc: denied { execmem } for pid=295 comm="syz-executor100" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 302] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144 [pid 304] <... prctl resumed>) = 0 [pid 304] setpgid(0, 0) = 0 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 304] write(3, "1000", 4) = 4 [pid 304] close(3) = 0 [pid 304] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 304] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 304] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144 [pid 305] <... set_robust_list resumed>) = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 305] <... prctl resumed>) = 0 [pid 304] <... bpf resumed>) = 4 [pid 303] <... bpf resumed>) = 0 [pid 302] <... bpf resumed>) = 4 [pid 305] setpgid(0, 0 [pid 304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 305] <... setpgid resumed>) = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 305] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 23.481017][ T28] audit: type=1400 audit(1713087977.750:67): avc: denied { bpf } for pid=303 comm="syz-executor100" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 23.502172][ T28] audit: type=1400 audit(1713087977.750:68): avc: denied { map_create } for pid=300 comm="syz-executor100" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.521353][ T28] audit: type=1400 audit(1713087977.750:69): avc: denied { perfmon } for pid=300 comm="syz-executor100" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [pid 303] <... bpf resumed>) = 4 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 300] <... bpf resumed>) = 5 [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 304] <... bpf resumed>) = 5 [pid 302] <... bpf resumed>) = 5 [pid 305] <... bpf resumed>) = 5 [pid 303] <... bpf resumed>) = 5 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 304] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72) = 6 [pid 302] <... bpf resumed>) = 6 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16) = 7 [pid 303] exit_group(0 [pid 305] <... bpf resumed>) = 6 [pid 303] <... exit_group resumed>) = ? [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 304] <... bpf resumed>) = 6 [pid 303] +++ exited with 0 +++ [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555746650) = 306 ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x555555746660, 24) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] setpgid(0, 0) = 0 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 0 [pid 300] <... bpf resumed>) = 6 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 306] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 305] <... bpf resumed>) = 7 [pid 305] exit_group(0) = ? [pid 304] <... bpf resumed>) = 7 [pid 302] <... bpf resumed>) = 7 [pid 305] +++ exited with 0 +++ [pid 304] exit_group(0) = ? [pid 302] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... bpf resumed>) = 7 [pid 300] exit_group(0 [pid 304] +++ exited with 0 +++ [pid 302] <... exit_group resumed>) = ? [pid 300] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555746650) = 307 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x555555746660, 24) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555746650) = 308 [pid 307] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 308 attached [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] set_robust_list(0x555555746660, 24) = 0 [pid 307] <... openat resumed>) = 3 [ 23.542248][ T28] audit: type=1400 audit(1713087977.750:70): avc: denied { map_read map_write } for pid=300 comm="syz-executor100" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.562334][ T28] audit: type=1400 audit(1713087977.750:71): avc: denied { prog_load } for pid=300 comm="syz-executor100" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.581710][ T28] audit: type=1400 audit(1713087977.750:72): avc: denied { prog_run } for pid=300 comm="syz-executor100" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 307] write(3, "1000", 4 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... write resumed>) = 4 [pid 307] close(3) = 0 [pid 307] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 308] <... prctl resumed>) = 0 [pid 307] <... bpf resumed>) = 3 [pid 308] setpgid(0, 0 [pid 307] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 308] <... setpgid resumed>) = 0 [pid 307] <... bpf resumed>) = 0 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... bpf resumed>) = 4 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 308] <... openat resumed>) = 3 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 0 [pid 308] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 308] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 306] <... bpf resumed>) = 5 [pid 308] <... bpf resumed>) = 5 [pid 307] <... bpf resumed>) = 5 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 300] +++ exited with 0 +++ [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 302] +++ exited with 0 +++ [pid 308] <... bpf resumed>) = 6 [pid 307] <... bpf resumed>) = 6 [pid 306] <... bpf resumed>) = 6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x555555746660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555555746650) = 309 [pid 309] <... set_robust_list resumed>) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... setpgid resumed>) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 310 attached [pid 296] <... clone resumed>, child_tidptr=0x555555746650) = 310 [pid 310] set_robust_list(0x555555746660, 24 [pid 309] <... openat resumed>) = 3 [pid 310] <... set_robust_list resumed>) = 0 [pid 309] write(3, "1000", 4 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... write resumed>) = 4 [pid 310] <... prctl resumed>) = 0 [pid 309] close(3 [pid 310] setpgid(0, 0 [pid 309] <... close resumed>) = 0 [pid 310] <... setpgid resumed>) = 0 [pid 309] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... bpf resumed>) = 3 [pid 310] <... openat resumed>) = 3 [pid 309] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 310] write(3, "1000", 4 [pid 309] <... bpf resumed>) = 0 [pid 310] <... write resumed>) = 4 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144 [pid 310] close(3) = 0 [pid 310] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 309] <... bpf resumed>) = 4 [pid 310] <... bpf resumed>) = 3 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 310] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 308] <... bpf resumed>) = 7 [pid 307] <... bpf resumed>) = 7 [pid 306] <... bpf resumed>) = 7 [pid 310] <... bpf resumed>) = 5 [pid 309] <... bpf resumed>) = 5 [pid 306] exit_group(0 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 306] <... exit_group resumed>) = ? [pid 310] <... bpf resumed>) = 6 [pid 309] <... bpf resumed>) = 6 [pid 306] +++ exited with 0 +++ [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16) = 7 [pid 310] exit_group(0) = ? [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16) = 7 [pid 309] exit_group(0) = ? [pid 310] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 309] +++ exited with 0 +++ [pid 307] exit_group(0) = ? [pid 296] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555746650) = 311 ./strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x555555746660, 24) = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 311] setpgid(0, 0) = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 311] write(3, "1000", 4) = 4 [pid 311] close(3) = 0 [pid 311] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 311] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555746650) = 312 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555746650) = 313 ./strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x555555746660, 24) = 0 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 312] setpgid(0, 0) = 0 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 312] write(3, "1000", 4) = 4 [pid 312] close(3) = 0 [pid 312] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 312] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x555555746660, 24) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 [pid 313] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 313] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [ 23.665785][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 23.677225][ T308] BUG: scheduling while atomic: syz-executor100/308/0x00000002 [ 23.685046][ T308] Modules linked in: [ 23.689213][ T308] Preemption disabled at: [ 23.689223][ T308] [] is_module_text_address+0x1f/0x360 [ 23.701242][ T308] CPU: 0 PID: 308 Comm: syz-executor100 Not tainted 6.1.75-syzkaller-00022-gcfa154389a65 #0 [ 23.711133][ T308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.721046][ T308] Call Trace: [ 23.724153][ T308] [ 23.726937][ T308] dump_stack_lvl+0x151/0x1b7 [ 23.731452][ T308] ? is_module_text_address+0x1f/0x360 [ 23.736758][ T308] ? is_module_text_address+0x1f/0x360 [ 23.742150][ T308] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.747534][ T308] ? is_module_text_address+0x1f/0x360 [ 23.752827][ T308] dump_stack+0x15/0x1b [ 23.756817][ T308] __schedule_bug+0x195/0x260 [ 23.761329][ T308] ? handle_mm_fault+0x1f4a/0x2f40 [ 23.766274][ T308] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.771576][ T308] __schedule+0xcf7/0x1550 [ 23.775964][ T308] ? numa_migrate_prep+0xe0/0xe0 [ 23.780709][ T308] ? __sched_text_start+0x8/0x8 [ 23.785391][ T308] ? lock_vma_under_rcu+0x4aa/0x590 [ 23.790427][ T308] schedule+0xc3/0x180 [ 23.794353][ T308] exit_to_user_mode_loop+0x4e/0xa0 [ 23.799374][ T308] exit_to_user_mode_prepare+0x5a/0xa0 [ 23.804658][ T308] irqentry_exit_to_user_mode+0x9/0x20 [ 23.809956][ T308] irqentry_exit+0x12/0x40 [ 23.814202][ T308] exc_page_fault+0x4f3/0x700 [ 23.818719][ T308] asm_exc_page_fault+0x27/0x30 [ 23.823404][ T308] RIP: 0033:0x7fb9a9a33330 [ 23.827656][ T308] Code: 84 dd fe ff ff 4c 89 e7 e8 ed 90 00 00 e9 d0 fe ff ff 0f 1f 84 00 00 00 00 00 49 8b 06 48 89 45 00 48 85 c0 0f 85 85 00 00 00 05 f9 4d 0a 00 01 31 c0 87 05 c9 49 0a 00 83 f8 01 0f 8f 84 00 [ 23.847103][ T308] RSP: 002b:00007ffe59ce8300 EFLAGS: 00010246 [ 23.853010][ T308] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000004 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 308] exit_group(0) = ? [pid 311] <... bpf resumed>) = 5 [pid 307] +++ exited with 0 +++ [pid 313] <... bpf resumed>) = 5 [pid 312] <... bpf resumed>) = 5 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 311] <... bpf resumed>) = 6 [pid 308] +++ exited with 0 +++ [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 298] <... clone resumed>, child_tidptr=0x555555746650) = 314 ./strace-static-x86_64: Process 314 attached [pid 313] <... bpf resumed>) = 6 [pid 312] <... bpf resumed>) = 6 [pid 314] set_robust_list(0x555555746660, 24 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 314] <... set_robust_list resumed>) = 0 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 314] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 315 attached [pid 314] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x555555746650) = 315 [pid 314] <... setpgid resumed>) = 0 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 315] set_robust_list(0x555555746660, 24) = 0 [pid 314] <... openat resumed>) = 3 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 314] write(3, "1000", 4 [pid 315] <... prctl resumed>) = 0 [pid 315] setpgid(0, 0) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 314] <... write resumed>) = 4 [pid 315] <... openat resumed>) = 3 [pid 315] write(3, "1000", 4) = 4 [pid 315] close(3) = 0 [pid 315] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 315] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 314] close(3 [pid 315] <... bpf resumed>) = 0 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144 [pid 314] <... close resumed>) = 0 [pid 315] <... bpf resumed>) = 4 [pid 314] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 314] <... bpf resumed>) = 3 [pid 314] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 311] <... bpf resumed>) = 7 [pid 315] <... bpf resumed>) = 5 [pid 314] <... bpf resumed>) = 5 [pid 313] <... bpf resumed>) = 7 [pid 312] <... bpf resumed>) = 7 [pid 311] exit_group(0) = ? [ 23.860813][ T308] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00007fb9a9ad6ad8 [ 23.868621][ T308] RBP: 00007fb9a9ad5120 R08: 00000000000000a0 R09: 00000000000000a0 [ 23.876435][ T308] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb9a9ad7d08 [ 23.884243][ T308] R13: 0000000000000000 R14: 00007fb9a9ad7d20 R15: 00007fb9a9a2c1c0 [ 23.892064][ T308] [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000e00, 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_INGRESS}, 72 [pid 313] exit_group(0 [pid 312] exit_group(0 [pid 315] <... bpf resumed>) = 6 [pid 314] <... bpf resumed>) = 6 [pid 313] <... exit_group resumed>) = ? [pid 312] <... exit_group resumed>) = ? [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mm_page_alloc", prog_fd=6}}, 16 [pid 313] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555746650) = 316 ./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x555555746660, 24) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 316] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, 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_INGRESS, prog_btf_fd=0, 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}, 144) = 4 [ 23.935339][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000104, exited with 00000103? [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 296] kill(-311, SIGKILL) = 0 [pid 296] kill(311, SIGKILL) = 0 [pid 301] kill(-312, SIGKILL) = 0 [pid 301] kill(312, SIGKILL) = 0 [pid 296] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 296] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 301] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 298] kill(-314, SIGKILL) = 0 [pid 298] kill(314, SIGKILL) = 0 [pid 297] kill(-315, SIGKILL) = 0 [pid 297] kill(315, SIGKILL) = 0 [pid 299] kill(-316, SIGKILL) = 0 [pid 299] kill(316, SIGKILL) = 0 [pid 298] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 297] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 299] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0