./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3603906245 <...> Warning: Permanently added '10.128.0.107' (ED25519) to the list of known hosts. execve("./syz-executor3603906245", ["./syz-executor3603906245"], 0x7ffd5abaa3f0 /* 10 vars */) = 0 brk(NULL) = 0x5555570f1000 brk(0x5555570f1d00) = 0x5555570f1d00 arch_prctl(ARCH_SET_FS, 0x5555570f1380) = 0 set_tid_address(0x5555570f1650) = 296 set_robust_list(0x5555570f1660, 24) = 0 rseq(0x5555570f1ca0, 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-executor3603906245", 4096) = 28 getrandom("\xe3\xe4\xde\x6e\x53\xfb\x1c\x8f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555570f1d00 brk(0x555557112d00) = 0x555557112d00 brk(0x555557113000) = 0x555557113000 mprotect(0x7f6d61ab9000, 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=0x5555570f1650) = 297 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 298 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 299 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 300 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 301 ./strace-static-x86_64: Process 297 attached [pid 297] set_robust_list(0x5555570f1660, 24) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 302 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x5555570f1660, 24) = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 298 attached ./strace-static-x86_64: Process 299 attached ./strace-static-x86_64: Process 301 attached ./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x5555570f1660, 24 [pid 299] set_robust_list(0x5555570f1660, 24 [pid 301] set_robust_list(0x5555570f1660, 24 [pid 300] <... set_robust_list resumed>) = 0 [pid 299] <... set_robust_list resumed>) = 0 [pid 298] set_robust_list(0x5555570f1660, 24 [pid 301] <... set_robust_list resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... set_robust_list resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... bpf resumed>) = 3 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [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) = 5 [pid 302] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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=-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}, 144 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 304 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 303 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 305 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 306 [pid 302] <... bpf resumed>) = 6 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x5555570f1660, 24) = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 304 attached ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x5555570f1660, 24 [pid 304] set_robust_list(0x5555570f1660, 24 [pid 303] <... prctl resumed>) = 0 [pid 303] setpgid(0, 0 [pid 306] <... set_robust_list resumed>) = 0 [pid 304] <... set_robust_list resumed>) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... setpgid resumed>) = 0 [ 22.692639][ T28] audit: type=1400 audit(1714308087.493:66): avc: denied { execmem } for pid=296 comm="syz-executor360" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.716306][ T28] audit: type=1400 audit(1714308087.493:67): avc: denied { bpf } for pid=302 comm="syz-executor360" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 ./strace-static-x86_64: Process 305 attached [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] set_robust_list(0x5555570f1660, 24 [pid 304] <... prctl resumed>) = 0 [pid 306] <... prctl resumed>) = 0 [pid 304] setpgid(0, 0 [pid 306] setpgid(0, 0) = 0 [pid 304] <... setpgid resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 [pid 304] write(3, "1000", 4) = 4 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 304] close(3) = 0 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 0 [pid 304] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 304] <... bpf resumed>) = 3 [pid 303] <... bpf resumed>) = 3 [pid 306] <... bpf resumed>) = 3 [pid 304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 305] <... set_robust_list resumed>) = 0 [pid 306] <... bpf resumed>) = 4 [pid 304] <... bpf resumed>) = 4 [pid 303] <... bpf resumed>) = 4 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL [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 [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 [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 [pid 305] <... prctl resumed>) = 0 [pid 306] <... bpf resumed>) = 5 [pid 304] <... bpf resumed>) = 5 [pid 303] <... bpf resumed>) = 5 [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 304] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 303] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 306] <... bpf resumed>) = 0 [pid 304] <... bpf resumed>) = 0 [pid 303] <... bpf resumed>) = 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=-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}, 144 [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=-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}, 144 [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=-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}, 144 [pid 306] <... bpf resumed>) = 6 [pid 304] <... bpf resumed>) = 6 [pid 303] <... bpf resumed>) = 6 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 306] <... bpf resumed>) = 7 [pid 304] <... bpf resumed>) = 7 [pid 303] <... bpf resumed>) = 7 [pid 306] exit_group(0 [pid 304] exit_group(0 [pid 303] exit_group(0 [pid 306] <... exit_group resumed>) = ? [pid 304] <... exit_group resumed>) = ? [pid 303] <... exit_group resumed>) = ? [pid 306] +++ exited with 0 +++ [pid 304] +++ exited with 0 +++ [pid 303] +++ exited with 0 +++ [pid 302] <... bpf resumed>) = 7 [pid 302] exit_group(0) = ? [pid 305] setpgid(0, 0 [pid 302] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... setpgid resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... openat resumed>) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 297] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 305] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 307 attached [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 307 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 308 ./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x5555570f1660, 24) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setpgid(0, 0) = 0 [pid 305] <... bpf resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] write(3, "1000", 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... write resumed>) = 4 [pid 308] close(3) = 0 [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 309 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 310 [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 307] set_robust_list(0x5555570f1660, 24./strace-static-x86_64: Process 310 attached ) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 310] set_robust_list(0x5555570f1660, 24 [pid 307] <... prctl resumed>) = 0 [pid 310] <... set_robust_list resumed>) = 0 [pid 308] <... bpf resumed>) = 3 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 309 attached [pid 307] setpgid(0, 0 [pid 309] set_robust_list(0x5555570f1660, 24) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0 [pid 307] <... setpgid resumed>) = 0 [pid 309] <... setpgid resumed>) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... openat resumed>) = 3 [pid 309] write(3, "1000", 4) = 4 [pid 309] close(3) = 0 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... openat resumed>) = 3 [pid 307] write(3, "1000", 4 [pid 310] <... prctl resumed>) = 0 [pid 307] <... write resumed>) = 4 [pid 310] setpgid(0, 0 [pid 307] close(3) = 0 [pid 310] <... setpgid resumed>) = 0 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3) = 0 [pid 307] <... bpf resumed>) = 3 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 309] <... bpf resumed>) = 3 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [ 22.739164][ T28] audit: type=1400 audit(1714308087.493:68): avc: denied { prog_load } for pid=302 comm="syz-executor360" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 22.759781][ T28] audit: type=1400 audit(1714308087.493:69): avc: denied { perfmon } for pid=302 comm="syz-executor360" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 305] <... bpf resumed>) = 4 [pid 308] <... bpf resumed>) = 4 [pid 307] <... bpf resumed>) = 4 [pid 310] <... bpf resumed>) = 4 [pid 309] <... bpf resumed>) = 4 [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] 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] 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) = 5 [pid 305] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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=-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}, 144) = 6 [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 305] exit_group(0) = ? [pid 305] +++ exited with 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=1} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [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) = 5 [pid 298] <... restart_syscall resumed>) = 0 [pid 310] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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=-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}, 144 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 310] <... bpf resumed>) = 6 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 311 [pid 310] <... bpf resumed>) = 7 [pid 310] exit_group(0) = ? [pid 310] +++ exited with 0 +++ [ 22.791501][ T28] audit: type=1400 audit(1714308087.513:70): avc: denied { prog_run } for pid=302 comm="syz-executor360" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 22.810534][ T28] audit: type=1400 audit(1714308087.513:71): avc: denied { map_create } for pid=302 comm="syz-executor360" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [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) = 5 [pid 299] <... restart_syscall resumed>) = 0 [pid 309] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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=-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}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... bpf resumed>) = 6 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 312 [pid 309] <... bpf resumed>) = 7 [pid 309] exit_group(0) = ? [pid 309] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 307] <... bpf resumed>) = 5 [pid 308] <... bpf resumed>) = 5 ./strace-static-x86_64: Process 311 attached [pid 308] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 307] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 308] <... bpf resumed>) = 0 [pid 311] set_robust_list(0x5555570f1660, 24 [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=-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}, 144 [pid 311] <... set_robust_list resumed>) = 0 [pid 307] <... bpf resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x5555570f1660, 24) = 0 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 312] setpgid(0, 0) = 0 [pid 308] <... bpf resumed>) = 6 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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=-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}, 144 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 312] <... openat resumed>) = 3 [pid 312] write(3, "1000", 4) = 4 [pid 307] <... bpf resumed>) = 6 [pid 311] <... prctl resumed>) = 0 [pid 312] close(3) = 0 [pid 311] setpgid(0, 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 311] <... setpgid resumed>) = 0 [pid 308] <... bpf resumed>) = 7 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 313 [pid 308] exit_group(0 [pid 307] <... bpf resumed>) = 7 [pid 311] <... openat resumed>) = 3 [pid 311] write(3, "1000", 4 [pid 308] <... exit_group resumed>) = ? [pid 307] exit_group(0 [pid 311] <... write resumed>) = 4 [pid 308] +++ exited with 0 +++ [pid 311] close(3 [pid 307] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 311] <... close resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 314 ./strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x5555570f1660, 24 [pid 312] <... bpf resumed>) = 3 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x5555570f1660, 24) = 0 [pid 311] <... bpf resumed>) = 3 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 314] <... set_robust_list resumed>) = 0 [pid 313] <... prctl resumed>) = 0 [pid 313] setpgid(0, 0) = 0 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 314] <... prctl resumed>) = 0 [pid 313] <... openat resumed>) = 3 [pid 314] setpgid(0, 0 [pid 313] write(3, "1000", 4 [pid 314] <... setpgid resumed>) = 0 [pid 313] <... write resumed>) = 4 [pid 313] close(3) = 0 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 314] write(3, "1000", 4) = 4 [pid 314] close(3) = 0 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 313] <... bpf resumed>) = 3 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 314] <... bpf resumed>) = 3 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 312] <... bpf resumed>) = 4 [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) = 5 [pid 312] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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=-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}, 144) = 6 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 313] <... bpf resumed>) = 4 [pid 311] <... bpf resumed>) = 4 [pid 307] +++ exited with 0 +++ [pid 314] <... bpf resumed>) = 4 [pid 312] <... bpf resumed>) = 7 [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 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 [pid 312] exit_group(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 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 22.830732][ T28] audit: type=1400 audit(1714308087.513:72): avc: denied { map_read map_write } for pid=302 comm="syz-executor360" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 314] <... bpf resumed>) = 5 [pid 313] <... bpf resumed>) = 5 [pid 312] <... exit_group resumed>) = ? [pid 311] <... bpf resumed>) = 5 [pid 314] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 313] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 312] +++ exited with 0 +++ [pid 311] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 314] <... bpf resumed>) = 0 [pid 313] <... bpf resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 311] <... bpf resumed>) = 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=-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}, 144 [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=-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}, 144 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=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=-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}, 144 [pid 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 315 attached ) = 0 [pid 314] <... bpf resumed>) = 6 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 316 [pid 315] set_robust_list(0x5555570f1660, 24 [pid 311] <... bpf resumed>) = 6 [pid 315] <... set_robust_list resumed>) = 0 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 315] setpgid(0, 0) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 313] <... bpf resumed>) = 6 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 315 [pid 314] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 316 attached [pid 315] write(3, "1000", 4 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 311] <... bpf resumed>) = 7 [pid 314] exit_group(0 [pid 313] <... bpf resumed>) = 7 [pid 311] exit_group(0 [pid 314] <... exit_group resumed>) = ? [pid 313] exit_group(0 [pid 311] <... exit_group resumed>) = ? [pid 315] <... write resumed>) = 4 [pid 315] close(3) = 0 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 314] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 313] <... exit_group resumed>) = ? [pid 311] +++ exited with 0 +++ [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 317 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 318 attached ./strace-static-x86_64: Process 317 attached , child_tidptr=0x5555570f1650) = 318 [pid 318] set_robust_list(0x5555570f1660, 24 [pid 317] set_robust_list(0x5555570f1660, 24 [pid 313] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 318] <... set_robust_list resumed>) = 0 [pid 317] <... set_robust_list resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 317] <... prctl resumed>) = 0 [pid 315] <... bpf resumed>) = 3 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] <... restart_syscall resumed>) = 0 [pid 318] <... prctl resumed>) = 0 [pid 317] setpgid(0, 0 [pid 318] setpgid(0, 0 [pid 317] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 319 attached [pid 318] <... setpgid resumed>) = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 319 [pid 317] <... openat resumed>) = 3 [pid 317] write(3, "1000", 4 [pid 316] set_robust_list(0x5555570f1660, 24) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0 [pid 319] set_robust_list(0x5555570f1660, 24 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 317] <... write resumed>) = 4 [pid 317] close(3 [pid 316] <... setpgid resumed>) = 0 [pid 317] <... close resumed>) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 319] <... set_robust_list resumed>) = 0 [pid 318] <... openat resumed>) = 3 [pid 316] <... openat resumed>) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 318] write(3, "1000", 4 [pid 317] <... bpf resumed>) = 3 [pid 319] <... prctl resumed>) = 0 [pid 318] <... write resumed>) = 4 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 319] setpgid(0, 0 [pid 318] close(3 [pid 316] <... bpf resumed>) = 3 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 319] <... setpgid resumed>) = 0 [pid 318] <... close resumed>) = 0 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 318] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 319] <... openat resumed>) = 3 [pid 319] write(3, "1000", 4) = 4 [pid 319] close(3) = 0 [pid 319] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 318] <... bpf resumed>) = 3 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 319] <... bpf resumed>) = 3 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 315] <... bpf resumed>) = 4 [pid 319] <... bpf resumed>) = 4 [pid 318] <... bpf resumed>) = 4 [pid 317] <... bpf resumed>) = 4 [pid 316] <... bpf resumed>) = 4 [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 [pid 319] 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 318] 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 317] 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 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 [pid 315] <... bpf resumed>) = 5 [pid 319] <... bpf resumed>) = 5 [pid 318] <... bpf resumed>) = 5 [pid 317] <... bpf resumed>) = 5 [pid 316] <... bpf resumed>) = 5 [pid 315] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 319] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 318] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 317] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 316] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 315] <... bpf resumed>) = 0 [pid 319] <... bpf resumed>) = 0 [pid 317] <... bpf resumed>) = 0 [pid 316] <... 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=-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}, 144 [pid 319] 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=-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}, 144 [pid 318] <... bpf resumed>) = 0 [pid 317] 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=-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}, 144 [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=-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}, 144 [pid 315] <... bpf resumed>) = 6 [pid 319] <... bpf resumed>) = 6 [pid 318] 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=-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}, 144 [pid 317] <... bpf resumed>) = 6 [pid 316] <... bpf resumed>) = 6 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 315] <... bpf resumed>) = 7 [pid 319] <... bpf resumed>) = 7 [pid 316] <... bpf resumed>) = 7 [pid 315] exit_group(0 [pid 319] exit_group(0 [pid 317] <... bpf resumed>) = 7 [pid 316] exit_group(0 [pid 315] <... exit_group resumed>) = ? [pid 319] <... exit_group resumed>) = ? [pid 318] <... bpf resumed>) = 6 [pid 317] exit_group(0 [pid 316] <... exit_group resumed>) = ? [pid 315] +++ exited with 0 +++ [pid 319] +++ exited with 0 +++ [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 317] <... exit_group resumed>) = ? [pid 316] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, 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 [pid 318] <... bpf resumed>) = 7 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 320 [pid 318] exit_group(0) = ? ./strace-static-x86_64: Process 320 attached [pid 317] +++ exited with 0 +++ [pid 320] set_robust_list(0x5555570f1660, 24 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 320] <... set_robust_list resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 321 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 322 [pid 320] setpgid(0, 0) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 321 attached [pid 321] set_robust_list(0x5555570f1660, 24) = 0 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 321] setpgid(0, 0) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 323 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 320] <... openat resumed>) = 3 [pid 321] <... openat resumed>) = 3 [pid 320] write(3, "1000", 4./strace-static-x86_64: Process 322 attached [pid 321] write(3, "1000", 4 [pid 320] <... write resumed>) = 4 [pid 320] close(3) = 0 [pid 320] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 321] <... write resumed>) = 4 [pid 321] close(3) = 0 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 322] set_robust_list(0x5555570f1660, 24 [pid 321] <... bpf resumed>) = 3 [pid 320] <... bpf resumed>) = 3 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 323 attached [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 323] set_robust_list(0x5555570f1660, 24 [pid 322] <... set_robust_list resumed>) = 0 [pid 323] <... set_robust_list resumed>) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 323] setpgid(0, 0) = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 322] <... prctl resumed>) = 0 [pid 322] setpgid(0, 0 [pid 323] <... openat resumed>) = 3 [pid 322] <... setpgid resumed>) = 0 [pid 323] write(3, "1000", 4) = 4 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 323] close(3) = 0 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 322] <... openat resumed>) = 3 [pid 322] write(3, "1000", 4) = 4 [pid 318] +++ exited with 0 +++ [pid 322] close(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 322] <... close resumed>) = 0 [pid 323] <... bpf resumed>) = 3 [pid 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 324 ./strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x5555570f1660, 24) = 0 [pid 322] <... bpf resumed>) = 3 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 324] setpgid(0, 0) = 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 324] write(3, "1000", 4) = 4 [pid 324] close(3) = 0 [pid 324] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 321] <... bpf resumed>) = 4 [pid 323] <... bpf resumed>) = 4 [pid 322] <... bpf resumed>) = 4 [pid 321] 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 320] <... bpf resumed>) = 4 [pid 324] <... bpf resumed>) = 4 [pid 323] 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 322] 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 321] <... bpf resumed>) = 5 [pid 320] 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 324] 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 323] <... bpf resumed>) = 5 [pid 322] <... bpf resumed>) = 5 [pid 321] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 320] <... bpf resumed>) = 5 [pid 324] <... bpf resumed>) = 5 [pid 323] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 322] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 321] <... bpf resumed>) = 0 [pid 320] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 324] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 323] <... bpf resumed>) = 0 [pid 322] <... bpf resumed>) = 0 [pid 321] 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=-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}, 144 [pid 320] <... bpf resumed>) = 0 [pid 324] <... bpf resumed>) = 0 [pid 323] 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=-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}, 144 [pid 322] 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=-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}, 144 [pid 321] <... bpf resumed>) = 6 [pid 320] 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=-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}, 144 [pid 324] 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=-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}, 144 [pid 323] <... bpf resumed>) = 6 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 324] <... bpf resumed>) = 6 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 322] <... bpf resumed>) = 6 [pid 321] <... bpf resumed>) = 7 [pid 320] <... bpf resumed>) = 6 [ 22.991117][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 23.002536][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 23.009998][ T293] Modules linked in: [ 23.014039][ T293] Preemption disabled at: [ 23.014048][ T293] [] up_read+0x16/0x170 [ 23.023836][ T293] CPU: 0 PID: 293 Comm: strace-static-x Not tainted 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 23.033600][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.043613][ T293] Call Trace: [ 23.046719][ T293] [ 23.049513][ T293] dump_stack_lvl+0x151/0x1b7 [ 23.054007][ T293] ? up_read+0x16/0x170 [ 23.058112][ T293] ? up_read+0x16/0x170 [ 23.062177][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.067470][ T293] ? up_read+0x16/0x170 [ 23.071482][ T293] dump_stack+0x15/0x1b [ 23.075458][ T293] __schedule_bug+0x195/0x260 [ 23.080062][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.085532][ T293] __schedule+0xcf7/0x1550 [ 23.089778][ T293] ? __sched_text_start+0x8/0x8 [ 23.094463][ T293] ? __kasan_check_write+0x14/0x20 [ 23.099411][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 23.104185][ T293] schedule+0xc3/0x180 [ 23.108229][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 23.113222][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 23.118518][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 23.123898][ T293] do_syscall_64+0x49/0xb0 [ 23.128152][ T293] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 23.133794][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.139521][ T293] RIP: 0033:0x4e815a [ 23.143256][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 23.162697][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 23.171125][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 23.178951][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000144 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 323] <... bpf resumed>) = 7 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 321] exit_group(0 [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 324] <... bpf resumed>) = 7 [pid 323] exit_group(0 [pid 321] <... exit_group resumed>) = ? [pid 322] <... bpf resumed>) = 7 [pid 320] <... bpf resumed>) = 7 [pid 322] exit_group(0 [pid 320] exit_group(0 [pid 324] exit_group(0 [pid 323] <... exit_group resumed>) = ? [pid 322] <... exit_group resumed>) = ? [pid 320] <... exit_group resumed>) = ? [pid 324] <... exit_group resumed>) = ? [pid 323] +++ exited with 0 +++ [pid 322] +++ exited with 0 +++ [pid 321] +++ exited with 0 +++ [pid 320] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, 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 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 325 attached ./strace-static-x86_64: Process 326 attached [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 325 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 326 [pid 326] set_robust_list(0x5555570f1660, 24 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 326] <... set_robust_list resumed>) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 326] <... prctl resumed>) = 0 [pid 326] setpgid(0, 0) = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 326] write(3, "1000", 4) = 4 [pid 326] close(3) = 0 [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 325] set_robust_list(0x5555570f1660, 24 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 327 ./strace-static-x86_64: Process 328 attached ./strace-static-x86_64: Process 327 attached [pid 325] <... set_robust_list resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 328 [pid 328] set_robust_list(0x5555570f1660, 24 [pid 327] set_robust_list(0x5555570f1660, 24 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 328] <... set_robust_list resumed>) = 0 [pid 326] <... bpf resumed>) = 3 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 325] <... prctl resumed>) = 0 [pid 327] <... set_robust_list resumed>) = 0 [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 325] setpgid(0, 0 [pid 328] <... prctl resumed>) = 0 [pid 325] <... setpgid resumed>) = 0 [pid 328] setpgid(0, 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 328] <... setpgid resumed>) = 0 [pid 327] setpgid(0, 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 325] <... openat resumed>) = 3 [pid 328] <... openat resumed>) = 3 [pid 327] <... setpgid resumed>) = 0 [pid 325] write(3, "1000", 4 [pid 328] write(3, "1000", 4 [pid 325] <... write resumed>) = 4 [pid 328] <... write resumed>) = 4 [pid 325] close(3 [pid 328] close(3 [pid 325] <... close resumed>) = 0 [pid 328] <... close resumed>) = 0 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 327] <... openat resumed>) = 3 [pid 324] +++ exited with 0 +++ [pid 327] write(3, "1000", 4) = 4 [pid 325] <... bpf resumed>) = 3 [pid 327] close(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 327] <... close resumed>) = 0 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 328] <... bpf resumed>) = 3 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 329 attached [pid 327] <... bpf resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 329 [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 329] set_robust_list(0x5555570f1660, 24) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] setpgid(0, 0) = 0 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 329] write(3, "1000", 4) = 4 [pid 329] close(3) = 0 [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 326] <... bpf resumed>) = 4 [pid 328] <... bpf resumed>) = 4 [pid 327] <... bpf resumed>) = 4 [pid 325] <... bpf resumed>) = 4 [pid 329] <... bpf resumed>) = 4 [pid 328] 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 327] 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 [ 23.186741][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 23.194636][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 23.202447][ T293] R13: 00000000200001c0 R14: 00000000022e4010 R15: 00000000022e72c0 [ 23.210262][ T293] [pid 326] 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 325] 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 329] 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 328] <... bpf resumed>) = 5 [pid 327] <... bpf resumed>) = 5 [pid 326] <... bpf resumed>) = 5 [pid 325] <... bpf resumed>) = 5 [pid 329] <... bpf resumed>) = 5 [pid 328] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 327] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 326] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 325] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 329] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 328] <... bpf resumed>) = 0 [pid 327] <... bpf resumed>) = 0 [pid 326] <... bpf resumed>) = 0 [pid 329] <... bpf resumed>) = 0 [pid 328] 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=-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}, 144 [pid 327] 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=-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}, 144 [pid 326] 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=-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}, 144 [pid 325] 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=-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}, 144 [pid 329] 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=-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}, 144 [pid 328] <... bpf resumed>) = 6 [pid 329] <... bpf resumed>) = 6 [pid 327] <... bpf resumed>) = 6 [pid 325] <... bpf resumed>) = 6 [pid 326] <... bpf resumed>) = 6 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 325] <... bpf resumed>) = 7 [pid 326] <... bpf resumed>) = 7 [pid 327] <... bpf resumed>) = 7 [pid 329] <... bpf resumed>) = 7 [pid 325] exit_group(0 [pid 326] exit_group(0 [pid 327] exit_group(0 [pid 329] exit_group(0 [pid 326] <... exit_group resumed>) = ? [pid 329] <... exit_group resumed>) = ? [pid 327] <... exit_group resumed>) = ? [pid 325] <... exit_group resumed>) = ? [pid 326] +++ exited with 0 +++ [pid 327] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 329] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x5555570f1660, 24) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 331 [pid 331] <... prctl resumed>) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 331] write(3, "1000", 4) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 332 [pid 331] close(3) = 0 [pid 331] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 332 attached [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 331] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 333 attached [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 333 [pid 333] set_robust_list(0x5555570f1660, 24) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 332] set_robust_list(0x5555570f1660, 24 [pid 333] setpgid(0, 0 [pid 332] <... set_robust_list resumed>) = 0 [pid 333] <... setpgid resumed>) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 333] <... close resumed>) = 0 [pid 332] <... prctl resumed>) = 0 [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 332] setpgid(0, 0) = 0 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 333] <... bpf resumed>) = 3 [pid 332] write(3, "1000", 4 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 332] <... write resumed>) = 4 [pid 332] close(3) = 0 [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 328] <... bpf resumed>) = 7 [pid 325] +++ exited with 0 +++ [pid 331] <... bpf resumed>) = 4 [pid 333] <... bpf resumed>) = 4 [pid 332] <... bpf resumed>) = 4 [pid 328] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 331] 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 333] 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 332] 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 328] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 333] <... bpf resumed>) = 5 [pid 332] <... bpf resumed>) = 5 [pid 331] <... bpf resumed>) = 5 [pid 328] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 333] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 332] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 331] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 333] <... bpf resumed>) = 0 [pid 332] <... bpf resumed>) = 0 [pid 331] <... bpf resumed>) = 0 [pid 333] 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=-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}, 144 [pid 332] 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=-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}, 144 [pid 331] 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=-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}, 144 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 333] <... bpf resumed>) = 6 [pid 331] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 334 attached [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 332] <... bpf resumed>) = 6 [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 334 [pid 334] set_robust_list(0x5555570f1660, 24 [pid 333] <... bpf resumed>) = 7 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 331] <... bpf resumed>) = 7 [pid 334] <... set_robust_list resumed>) = 0 [pid 333] exit_group(0 [pid 332] <... bpf resumed>) = 7 [pid 331] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 335 attached [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 333] <... exit_group resumed>) = ? [pid 332] exit_group(0 [pid 331] <... exit_group resumed>) = ? [pid 334] <... prctl resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 335 [pid 333] +++ exited with 0 +++ [pid 332] <... exit_group resumed>) = ? [pid 331] +++ exited with 0 +++ [pid 335] set_robust_list(0x5555570f1660, 24 [pid 334] setpgid(0, 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 335] <... set_robust_list resumed>) = 0 [pid 334] <... setpgid resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 336 attached [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 336] set_robust_list(0x5555570f1660, 24 [pid 335] <... prctl resumed>) = 0 [pid 334] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 336 [pid 336] <... set_robust_list resumed>) = 0 [pid 335] setpgid(0, 0 [pid 334] write(3, "1000", 4 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 335] <... setpgid resumed>) = 0 [pid 334] <... write resumed>) = 4 [pid 336] <... prctl resumed>) = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 334] close(3 [pid 336] setpgid(0, 0 [pid 335] <... openat resumed>) = 3 [pid 334] <... close resumed>) = 0 [pid 336] <... setpgid resumed>) = 0 [pid 335] write(3, "1000", 4 [pid 334] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 335] <... write resumed>) = 4 ./strace-static-x86_64: Process 337 attached [pid 336] <... openat resumed>) = 3 [pid 335] close(3 [pid 334] <... bpf resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 337 [pid 337] set_robust_list(0x5555570f1660, 24 [pid 336] write(3, "1000", 4 [pid 335] <... close resumed>) = 0 [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 337] <... set_robust_list resumed>) = 0 [pid 336] <... write resumed>) = 4 [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 336] close(3 [pid 337] <... prctl resumed>) = 0 [pid 337] setpgid(0, 0 [pid 335] <... bpf resumed>) = 3 [pid 336] <... close resumed>) = 0 [pid 337] <... setpgid resumed>) = 0 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 336] <... bpf resumed>) = 3 [pid 337] write(3, "1000", 4 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 337] <... write resumed>) = 4 [pid 337] close(3) = 0 [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 332] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 338 attached , child_tidptr=0x5555570f1650) = 338 [pid 338] set_robust_list(0x5555570f1660, 24) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 338] setpgid(0, 0) = 0 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 338] write(3, "1000", 4) = 4 [pid 338] close(3) = 0 [pid 338] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 334] <... bpf resumed>) = 4 [pid 338] <... bpf resumed>) = 4 [pid 337] <... bpf resumed>) = 4 [pid 336] <... bpf resumed>) = 4 [pid 335] <... bpf resumed>) = 4 [pid 334] 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 338] 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 337] 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 336] 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 335] 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 334] <... bpf resumed>) = 5 [pid 338] <... bpf resumed>) = 5 [pid 337] <... bpf resumed>) = 5 [pid 336] <... bpf resumed>) = 5 [pid 335] <... bpf resumed>) = 5 [pid 334] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 338] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 337] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 336] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 335] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 334] <... bpf resumed>) = 0 [pid 338] <... bpf resumed>) = 0 [pid 337] <... bpf resumed>) = 0 [pid 336] <... bpf resumed>) = 0 [pid 335] <... bpf resumed>) = 0 [pid 334] 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=-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}, 144 [pid 338] 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=-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}, 144 [pid 337] 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=-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}, 144 [pid 336] 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=-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}, 144 [pid 335] 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=-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}, 144 [pid 338] <... bpf resumed>) = 6 [pid 337] <... bpf resumed>) = 6 [pid 334] <... bpf resumed>) = 6 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 336] <... bpf resumed>) = 6 [pid 337] <... bpf resumed>) = 7 [pid 337] exit_group(0) = ? [pid 337] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, 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=0x5555570f1650) = 339 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 338] exit_group(0) = ? [pid 338] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 340 [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 334] exit_group(0) = ? [pid 334] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 336] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 336] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 341 [ 23.321872][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160d0c0 with preempt_count 00000103, exited with 00000102? [ 23.333386][ T335] BUG: scheduling while atomic: syz-executor360/335/0x00000002 [ 23.341281][ T335] Modules linked in: [ 23.345136][ T335] Preemption disabled at: [ 23.345145][ T335] [] is_module_text_address+0x1f/0x360 [ 23.356296][ T335] CPU: 1 PID: 335 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 23.367588][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.377566][ T335] Call Trace: [ 23.380679][ T335] [ 23.383569][ T335] dump_stack_lvl+0x151/0x1b7 [ 23.388058][ T335] ? is_module_text_address+0x1f/0x360 [ 23.393351][ T335] ? is_module_text_address+0x1f/0x360 [ 23.398645][ T335] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.403947][ T335] ? is_module_text_address+0x1f/0x360 [ 23.409332][ T335] dump_stack+0x15/0x1b [ 23.413399][ T335] __schedule_bug+0x195/0x260 [ 23.417916][ T335] ? irqentry_exit+0x30/0x40 [ 23.422339][ T335] ? sysvec_irq_work+0x52/0xb0 [ 23.426942][ T335] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.432450][ T335] __schedule+0xcf7/0x1550 [ 23.436696][ T335] ? __kasan_check_write+0x14/0x20 [ 23.441650][ T335] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 23.446598][ T335] ? __sched_text_start+0x8/0x8 [ 23.451273][ T335] ? __kasan_check_read+0x11/0x20 [ 23.456134][ T335] ? cgroup_update_frozen+0x15f/0x980 [ 23.461355][ T335] ? ptrace_stop+0x367/0x930 [ 23.465772][ T335] schedule+0xc3/0x180 [ 23.469676][ T335] ptrace_stop+0x54f/0x930 [ 23.473930][ T335] ptrace_notify+0x225/0x350 [ 23.478352][ T335] ? do_notify_parent+0xa20/0xa20 [ 23.483215][ T335] ? __kasan_check_write+0x14/0x20 [ 23.488169][ T335] ? fpregs_restore_userregs+0x130/0x290 [ 23.494596][ T335] syscall_exit_to_user_mode+0xa2/0x140 [ 23.499977][ T335] do_syscall_64+0x49/0xb0 [ 23.504220][ T335] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.509959][ T335] RIP: 0033:0x7f6d61a45ea9 [ 23.514199][ T335] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [ 23.533649][ T335] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 23.541973][ T335] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 23.549788][ T335] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 23.557953][ T335] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [pid 335] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 341 attached ./strace-static-x86_64: Process 340 attached ./strace-static-x86_64: Process 339 attached [pid 336] +++ exited with 0 +++ [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 341] set_robust_list(0x5555570f1660, 24 [pid 335] exit_group(0) = ? [pid 340] set_robust_list(0x5555570f1660, 24 [pid 339] set_robust_list(0x5555570f1660, 24 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 341] <... set_robust_list resumed>) = 0 [pid 340] <... set_robust_list resumed>) = 0 [pid 339] <... set_robust_list resumed>) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 340] <... prctl resumed>) = 0 [pid 339] <... prctl resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 341] <... prctl resumed>) = 0 [pid 335] +++ exited with 0 +++ [pid 340] setpgid(0, 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 339] setpgid(0, 0 [pid 341] setpgid(0, 0 [pid 340] <... setpgid resumed>) = 0 [pid 339] <... setpgid resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 342 ./strace-static-x86_64: Process 342 attached [pid 342] set_robust_list(0x5555570f1660, 24) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] setpgid(0, 0 [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] <... setpgid resumed>) = 0 [pid 341] <... setpgid resumed>) = 0 [pid 339] <... openat resumed>) = 3 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] <... openat resumed>) = 3 [pid 342] write(3, "1000", 4) = 4 [pid 342] close(3) = 0 [pid 340] <... openat resumed>) = 3 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 341] <... openat resumed>) = 3 [pid 340] write(3, "1000", 4 [pid 339] write(3, "1000", 4 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 343 [pid 340] <... write resumed>) = 4 [pid 341] write(3, "1000", 4 [pid 340] close(3 [pid 339] <... write resumed>) = 4 [pid 341] <... write resumed>) = 4 [pid 340] <... close resumed>) = 0 [pid 339] close(3 [pid 341] close(3) = 0 [pid 339] <... close resumed>) = 0 [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 342] <... bpf resumed>) = 3 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 340] <... bpf resumed>) = 3 [pid 339] <... bpf resumed>) = 3 [pid 341] <... bpf resumed>) = 3 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x5555570f1660, 24) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 343] setpgid(0, 0) = 0 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 343] write(3, "1000", 4) = 4 [pid 343] close(3) = 0 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 342] <... bpf resumed>) = 4 [pid 341] <... bpf resumed>) = 4 [pid 342] 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 341] 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 340] <... bpf resumed>) = 4 [pid 339] <... bpf resumed>) = 4 [pid 342] <... bpf resumed>) = 5 [pid 342] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 342] 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=-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}, 144 [pid 341] <... bpf resumed>) = 5 [pid 340] 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 339] 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 341] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 342] <... bpf resumed>) = 6 [pid 341] <... bpf resumed>) = 0 [pid 340] <... bpf resumed>) = 5 [pid 339] <... bpf resumed>) = 5 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 342] exit_group(0 [pid 341] 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=-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}, 144 [pid 340] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 339] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 343] <... bpf resumed>) = 4 [pid 343] 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) = 5 [pid 342] <... exit_group resumed>) = ? [pid 339] <... bpf resumed>) = 0 [pid 342] +++ exited with 0 +++ [pid 343] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 343] 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=-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}, 144 [pid 341] <... bpf resumed>) = 6 [pid 339] 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=-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}, 144 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 340] <... bpf resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 343] <... bpf resumed>) = 6 [pid 339] <... bpf resumed>) = 6 [pid 340] 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=-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}, 144 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 341] <... bpf resumed>) = 7 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 343] exit_group(0) = ? [pid 343] +++ exited with 0 +++ [pid 340] <... bpf resumed>) = 6 [pid 298] <... restart_syscall resumed>) = 0 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 339] <... bpf resumed>) = 7 [pid 340] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 340] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 344 attached [pid 344] set_robust_list(0x5555570f1660, 24) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 344] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 344 [pid 340] <... exit_group resumed>) = ? [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 345 [pid 344] <... setpgid resumed>) = 0 [pid 341] exit_group(0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 340] +++ exited with 0 +++ [pid 341] <... exit_group resumed>) = ? [pid 339] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 344] <... bpf resumed>) = 3 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 344] 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) = 5 [pid 344] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 344] 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=-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}, 144 [pid 341] +++ exited with 0 +++ [pid 339] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 345 attached ) = 0 [pid 345] set_robust_list(0x5555570f1660, 24) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 347 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 346 [pid 344] <... bpf resumed>) = 6 [pid 345] <... close resumed>) = 0 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 345] <... bpf resumed>) = 3 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x5555570f1660, 24./strace-static-x86_64: Process 346 attached ) = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 346] set_robust_list(0x5555570f1660, 24 [pid 347] <... prctl resumed>) = 0 [pid 346] <... set_robust_list resumed>) = 0 [pid 347] setpgid(0, 0) = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 346] <... prctl resumed>) = 0 [pid 346] setpgid(0, 0) = 0 [pid 344] <... bpf resumed>) = 7 [pid 339] +++ exited with 0 +++ [pid 344] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 344] <... exit_group resumed>) = ? [ 23.565760][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 23.573568][ T335] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 23.581390][ T335] [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 347] <... openat resumed>) = 3 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, 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 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 348 ./strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x5555570f1660, 24) = 0 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 348] setpgid(0, 0) = 0 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 349 [pid 348] <... openat resumed>) = 3 [pid 348] write(3, "1000", 4) = 4 [pid 348] close(3) = 0 [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 347] write(3, "1000", 4 [pid 348] <... bpf resumed>) = 3 [pid 347] <... write resumed>) = 4 [pid 346] <... openat resumed>) = 3 [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 349 attached [pid 347] close(3 [pid 346] write(3, "1000", 4 [pid 349] set_robust_list(0x5555570f1660, 24) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 349] setpgid(0, 0) = 0 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 347] <... close resumed>) = 0 [pid 346] <... write resumed>) = 4 [pid 349] <... openat resumed>) = 3 [pid 349] write(3, "1000", 4) = 4 [pid 349] close(3) = 0 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 346] close(3) = 0 [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 349] <... bpf resumed>) = 3 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 346] <... bpf resumed>) = 3 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 347] <... bpf resumed>) = 3 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 348] <... bpf resumed>) = 4 [pid 349] <... bpf resumed>) = 4 [pid 347] <... bpf resumed>) = 4 [pid 346] <... bpf resumed>) = 4 [pid 345] <... bpf resumed>) = 4 [pid 349] 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 348] 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 347] 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 346] 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 345] 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 349] <... bpf resumed>) = 5 [pid 348] <... bpf resumed>) = 5 [pid 347] <... bpf resumed>) = 5 [pid 346] <... bpf resumed>) = 5 [pid 345] <... bpf resumed>) = 5 [pid 349] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 348] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 347] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 346] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 345] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 349] <... bpf resumed>) = 0 [pid 348] <... bpf resumed>) = 0 [pid 347] <... bpf resumed>) = 0 [pid 346] <... bpf resumed>) = 0 [pid 347] 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=-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}, 144 [pid 346] 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=-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}, 144 [pid 345] <... bpf resumed>) = 0 [pid 349] 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=-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}, 144 [pid 348] 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=-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}, 144 [pid 347] <... bpf resumed>) = 6 [pid 346] <... bpf resumed>) = 6 [pid 345] 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=-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}, 144 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 347] <... bpf resumed>) = 7 [pid 346] <... bpf resumed>) = 7 [pid 345] <... bpf resumed>) = 6 [pid 348] <... bpf resumed>) = 6 [pid 347] exit_group(0 [pid 346] exit_group(0 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 347] <... exit_group resumed>) = ? [pid 346] <... exit_group resumed>) = ? [pid 349] <... bpf resumed>) = 6 [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 347] +++ exited with 0 +++ [pid 346] +++ exited with 0 +++ [pid 345] <... bpf resumed>) = 7 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 348] <... bpf resumed>) = 7 [pid 345] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 349] <... bpf resumed>) = 7 [pid 348] exit_group(0 [pid 345] <... exit_group resumed>) = ? [pid 349] exit_group(0 [pid 348] <... exit_group resumed>) = ? [pid 345] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 351 attached ./strace-static-x86_64: Process 350 attached [pid 349] <... exit_group resumed>) = ? [pid 348] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 351] set_robust_list(0x5555570f1660, 24 [pid 350] set_robust_list(0x5555570f1660, 24 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 350 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 351 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 351] <... set_robust_list resumed>) = 0 [pid 350] <... set_robust_list resumed>) = 0 [pid 349] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 351] <... prctl resumed>) = 0 [pid 350] <... prctl resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 352 attached [pid 351] setpgid(0, 0 [pid 350] setpgid(0, 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 353 attached [pid 352] set_robust_list(0x5555570f1660, 24 [pid 351] <... setpgid resumed>) = 0 [pid 350] <... setpgid resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 352 [pid 353] set_robust_list(0x5555570f1660, 24 [pid 352] <... set_robust_list resumed>) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 353 [pid 353] <... set_robust_list resumed>) = 0 [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 351] <... openat resumed>) = 3 [pid 350] <... openat resumed>) = 3 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 352] <... prctl resumed>) = 0 [pid 351] write(3, "1000", 4 [pid 350] write(3, "1000", 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 354 ./strace-static-x86_64: Process 354 attached [pid 354] set_robust_list(0x5555570f1660, 24) = 0 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 354] setpgid(0, 0) = 0 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 354] write(3, "1000", 4) = 4 [pid 354] close(3) = 0 [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 350] <... write resumed>) = 4 [pid 353] <... prctl resumed>) = 0 [pid 352] setpgid(0, 0 [pid 351] <... write resumed>) = 4 [pid 353] setpgid(0, 0 [pid 352] <... setpgid resumed>) = 0 [pid 351] close(3 [pid 350] close(3 [pid 353] <... setpgid resumed>) = 0 [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 351] <... close resumed>) = 0 [pid 350] <... close resumed>) = 0 [pid 352] <... openat resumed>) = 3 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 350] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] write(3, "1000", 4 [pid 351] <... bpf resumed>) = 3 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 350] <... bpf resumed>) = 3 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 352] <... write resumed>) = 4 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 353] <... openat resumed>) = 3 [pid 352] close(3 [pid 353] write(3, "1000", 4 [pid 352] <... close resumed>) = 0 [pid 353] <... write resumed>) = 4 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 353] close(3 [pid 354] <... bpf resumed>) = 4 [pid 352] <... bpf resumed>) = 3 [pid 351] <... bpf resumed>) = 4 [pid 350] <... bpf resumed>) = 4 [pid 353] <... close resumed>) = 0 [pid 351] 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 350] 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 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 351] <... bpf resumed>) = 5 [pid 354] 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 352] <... bpf resumed>) = 4 [pid 351] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 350] <... bpf resumed>) = 5 [pid 354] <... bpf resumed>) = 5 [pid 353] <... bpf resumed>) = 3 [pid 352] 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 351] <... bpf resumed>) = 0 [pid 350] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 354] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 352] <... bpf resumed>) = 5 [pid 351] 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=-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}, 144 [pid 350] <... bpf resumed>) = 0 [pid 354] <... bpf resumed>) = 0 [pid 353] <... bpf resumed>) = 4 [pid 352] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 354] 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=-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}, 144 [pid 353] 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 352] <... bpf resumed>) = 0 [pid 351] <... bpf resumed>) = 6 [pid 350] 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=-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}, 144 [pid 354] <... bpf resumed>) = 6 [pid 353] <... bpf resumed>) = 5 [pid 352] 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=-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}, 144 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 351] <... bpf resumed>) = 7 [pid 350] <... bpf resumed>) = 6 [pid 354] <... bpf resumed>) = 7 [pid 352] <... bpf resumed>) = 6 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 351] exit_group(0 [pid 353] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 354] exit_group(0 [pid 353] <... bpf resumed>) = 0 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 351] <... exit_group resumed>) = ? [pid 350] <... bpf resumed>) = 7 [pid 354] <... exit_group resumed>) = ? [pid 353] 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=-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}, 144 [pid 352] <... bpf resumed>) = 7 [pid 354] +++ exited with 0 +++ [pid 351] +++ exited with 0 +++ [pid 350] exit_group(0 [pid 352] exit_group(0 [pid 350] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 352] <... exit_group resumed>) = ? [pid 350] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 356 attached ./strace-static-x86_64: Process 355 attached [pid 353] <... bpf resumed>) = 6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 356] set_robust_list(0x5555570f1660, 24 [pid 355] set_robust_list(0x5555570f1660, 24 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 355 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 356 [pid 356] <... set_robust_list resumed>) = 0 [pid 355] <... set_robust_list resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 356] <... prctl resumed>) = 0 [pid 355] <... prctl resumed>) = 0 [pid 356] setpgid(0, 0 [pid 355] setpgid(0, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 357 attached [pid 356] <... setpgid resumed>) = 0 [pid 355] <... setpgid resumed>) = 0 [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 357 [pid 357] set_robust_list(0x5555570f1660, 24 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 355] <... openat resumed>) = 3 [pid 357] <... set_robust_list resumed>) = 0 [pid 356] <... openat resumed>) = 3 [pid 355] write(3, "1000", 4 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 356] write(3, "1000", 4 [pid 355] <... write resumed>) = 4 [pid 357] <... prctl resumed>) = 0 [pid 356] <... write resumed>) = 4 [pid 355] close(3 [pid 357] setpgid(0, 0 [pid 356] close(3 [pid 355] <... close resumed>) = 0 [pid 357] <... setpgid resumed>) = 0 [pid 356] <... close resumed>) = 0 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 357] <... openat resumed>) = 3 [pid 357] write(3, "1000", 4) = 4 [pid 357] close(3 [pid 355] <... bpf resumed>) = 3 [pid 357] <... close resumed>) = 0 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 357] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 356] <... bpf resumed>) = 3 [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 352] +++ exited with 0 +++ [pid 357] <... bpf resumed>) = 4 [pid 356] <... bpf resumed>) = 4 [pid 355] <... bpf resumed>) = 4 [pid 353] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 357] 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 356] 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 355] 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 353] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 357] <... bpf resumed>) = 5 [pid 356] <... bpf resumed>) = 5 [pid 355] <... bpf resumed>) = 5 [pid 353] <... exit_group resumed>) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 357] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 356] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 355] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 357] <... bpf resumed>) = 0 [pid 356] <... bpf resumed>) = 0 [pid 355] <... bpf resumed>) = 0 [pid 353] +++ exited with 0 +++ [pid 357] 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=-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}, 144 [pid 356] 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=-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}, 144 [pid 355] 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=-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}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 357] <... bpf resumed>) = 6 [pid 355] <... bpf resumed>) = 6 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 358 attached [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 356] <... bpf resumed>) = 6 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 358 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 358] set_robust_list(0x5555570f1660, 24 [pid 357] <... bpf resumed>) = 7 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 355] <... bpf resumed>) = 7 [pid 298] <... restart_syscall resumed>) = 0 [pid 358] <... set_robust_list resumed>) = 0 [pid 357] exit_group(0 [pid 356] <... bpf resumed>) = 7 [pid 355] exit_group(0 [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 357] <... exit_group resumed>) = ? [pid 356] exit_group(0 [pid 355] <... exit_group resumed>) = ? [pid 358] <... prctl resumed>) = 0 [pid 357] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 359 attached [pid 358] setpgid(0, 0 [pid 356] <... exit_group resumed>) = ? [pid 355] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 358] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 359 [pid 359] set_robust_list(0x5555570f1660, 24 [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 359] <... set_robust_list resumed>) = 0 [pid 358] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 361 attached ./strace-static-x86_64: Process 360 attached [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] write(3, "1000", 4 [pid 361] set_robust_list(0x5555570f1660, 24 [pid 360] set_robust_list(0x5555570f1660, 24 [pid 359] <... prctl resumed>) = 0 [pid 358] <... write resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 360 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 361 [pid 361] <... set_robust_list resumed>) = 0 [pid 360] <... set_robust_list resumed>) = 0 [pid 359] setpgid(0, 0 [pid 358] close(3 [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 359] <... setpgid resumed>) = 0 [pid 358] <... close resumed>) = 0 [pid 361] <... prctl resumed>) = 0 [pid 360] <... prctl resumed>) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 358] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 361] setpgid(0, 0 [pid 360] setpgid(0, 0 [pid 359] <... openat resumed>) = 3 [pid 360] <... setpgid resumed>) = 0 [pid 359] write(3, "1000", 4 [pid 358] <... bpf resumed>) = 3 [pid 361] <... setpgid resumed>) = 0 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] <... write resumed>) = 4 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 360] <... openat resumed>) = 3 [pid 359] close(3 [pid 361] <... openat resumed>) = 3 [pid 361] write(3, "1000", 4 [pid 360] write(3, "1000", 4 [pid 359] <... close resumed>) = 0 [pid 361] <... write resumed>) = 4 [pid 360] <... write resumed>) = 4 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 361] close(3 [pid 360] close(3 [pid 361] <... close resumed>) = 0 [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 360] <... close resumed>) = 0 [pid 359] <... bpf resumed>) = 3 [pid 356] +++ exited with 0 +++ [pid 361] <... bpf resumed>) = 3 [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 360] <... bpf resumed>) = 3 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x5555570f1660, 24 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 362 [pid 362] <... set_robust_list resumed>) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 358] <... bpf resumed>) = 4 [pid 362] <... bpf resumed>) = 4 [pid 361] <... bpf resumed>) = 4 [pid 360] <... bpf resumed>) = 4 [pid 359] <... bpf resumed>) = 4 [pid 358] 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 362] 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 361] 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 360] 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 359] 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 358] <... bpf resumed>) = 5 [pid 362] <... bpf resumed>) = 5 [pid 361] <... bpf resumed>) = 5 [pid 360] <... bpf resumed>) = 5 [pid 359] <... bpf resumed>) = 5 [pid 358] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 362] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 361] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 360] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 359] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 362] <... bpf resumed>) = 0 [pid 361] <... bpf resumed>) = 0 [pid 360] <... bpf resumed>) = 0 [pid 359] <... bpf resumed>) = 0 [pid 358] <... bpf resumed>) = 0 [pid 362] 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=-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}, 144 [pid 361] 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=-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}, 144 [pid 360] 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=-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}, 144 [pid 359] 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=-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}, 144 [pid 358] 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=-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}, 144 [pid 362] <... bpf resumed>) = 6 [pid 361] <... bpf resumed>) = 6 [pid 360] <... bpf resumed>) = 6 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 359] <... bpf resumed>) = 6 [pid 361] <... bpf resumed>) = 7 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 361] exit_group(0 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 358] <... bpf resumed>) = 6 [pid 362] <... bpf resumed>) = 7 [pid 361] <... exit_group resumed>) = ? [pid 360] <... bpf resumed>) = 7 [pid 359] <... bpf resumed>) = 7 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 362] exit_group(0 [pid 361] +++ exited with 0 +++ [pid 360] exit_group(0 [pid 359] exit_group(0 [pid 362] <... exit_group resumed>) = ? [pid 360] <... exit_group resumed>) = ? [pid 359] <... exit_group resumed>) = ? [pid 358] <... bpf resumed>) = 7 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 360] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 359] +++ exited with 0 +++ [pid 358] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 358] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 363 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 363 attached [pid 362] +++ exited with 0 +++ [pid 358] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 363] set_robust_list(0x5555570f1660, 24 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 363] <... set_robust_list resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 364 attached [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 365 attached [pid 364] set_robust_list(0x5555570f1660, 24 [pid 363] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 364 [pid 365] set_robust_list(0x5555570f1660, 24 [pid 364] <... set_robust_list resumed>) = 0 [pid 363] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 365 [pid 365] <... set_robust_list resumed>) = 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 363] <... setpgid resumed>) = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... prctl resumed>) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] <... prctl resumed>) = 0 [pid 364] setpgid(0, 0 [pid 363] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 367 attached ./strace-static-x86_64: Process 366 attached [pid 365] setpgid(0, 0 [pid 364] <... setpgid resumed>) = 0 [pid 363] write(3, "1000", 4 [pid 367] set_robust_list(0x5555570f1660, 24 [pid 366] set_robust_list(0x5555570f1660, 24 [pid 365] <... setpgid resumed>) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] <... write resumed>) = 4 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 366 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 367 [pid 367] <... set_robust_list resumed>) = 0 [pid 366] <... set_robust_list resumed>) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] <... openat resumed>) = 3 [pid 363] close(3 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 365] <... openat resumed>) = 3 [pid 364] write(3, "1000", 4 [pid 363] <... close resumed>) = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 366] <... prctl resumed>) = 0 [pid 365] write(3, "1000", 4 [pid 364] <... write resumed>) = 4 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 367] setpgid(0, 0 [pid 366] setpgid(0, 0 [pid 365] <... write resumed>) = 4 [pid 364] close(3 [pid 367] <... setpgid resumed>) = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 366] <... setpgid resumed>) = 0 [pid 365] close(3 [pid 364] <... close resumed>) = 0 [pid 363] <... bpf resumed>) = 3 [pid 365] <... close resumed>) = 0 [pid 367] <... openat resumed>) = 3 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 367] write(3, "1000", 4 [pid 366] <... openat resumed>) = 3 [pid 365] <... bpf resumed>) = 3 [pid 367] <... write resumed>) = 4 [pid 366] write(3, "1000", 4 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 364] <... bpf resumed>) = 3 [pid 367] close(3 [pid 366] <... write resumed>) = 4 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 367] <... close resumed>) = 0 [pid 366] close(3 [pid 367] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 366] <... close resumed>) = 0 [pid 367] <... bpf resumed>) = 3 [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 366] <... bpf resumed>) = 3 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 363] <... bpf resumed>) = 4 [pid 367] <... bpf resumed>) = 4 [pid 366] <... bpf resumed>) = 4 [pid 365] <... bpf resumed>) = 4 [pid 364] <... bpf resumed>) = 4 [pid 367] 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 366] 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 365] 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 363] 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 364] 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 367] <... bpf resumed>) = 5 [pid 366] <... bpf resumed>) = 5 [pid 365] <... bpf resumed>) = 5 [pid 363] <... bpf resumed>) = 5 [pid 367] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 366] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 365] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 364] <... bpf resumed>) = 5 [pid 363] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 367] <... bpf resumed>) = 0 [pid 366] <... bpf resumed>) = 0 [pid 365] <... bpf resumed>) = 0 [pid 364] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 363] <... bpf resumed>) = 0 [pid 367] 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=-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}, 144 [pid 366] 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=-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}, 144 [pid 365] 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=-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}, 144 [pid 364] <... bpf resumed>) = 0 [pid 363] 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=-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}, 144 [pid 367] <... bpf resumed>) = 6 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 365] <... bpf resumed>) = 6 [pid 364] 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=-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}, 144 [pid 367] <... bpf resumed>) = 7 [pid 367] exit_group(0 [pid 363] <... bpf resumed>) = 6 [pid 367] <... exit_group resumed>) = ? [pid 367] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 364] <... bpf resumed>) = 6 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 366] <... bpf resumed>) = 6 [pid 365] <... bpf resumed>) = 7 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 363] <... bpf resumed>) = 7 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 365] exit_group(0 [pid 364] <... bpf resumed>) = 7 [pid 363] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 366] <... bpf resumed>) = 7 [pid 365] <... exit_group resumed>) = ? [pid 364] exit_group(0 [pid 363] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 368 attached [pid 366] exit_group(0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 368 [pid 365] +++ exited with 0 +++ [pid 364] <... exit_group resumed>) = ? [pid 363] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 368] set_robust_list(0x5555570f1660, 24 [pid 366] <... exit_group resumed>) = ? [pid 364] +++ exited with 0 +++ [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 368] <... set_robust_list resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 368] <... prctl resumed>) = 0 [pid 368] setpgid(0, 0) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 369 attached [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 369] set_robust_list(0x5555570f1660, 24 [pid 368] <... openat resumed>) = 3 [pid 369] <... set_robust_list resumed>) = 0 [pid 368] write(3, "1000", 4 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 368] <... write resumed>) = 4 [pid 369] <... prctl resumed>) = 0 [pid 368] close(3 [pid 369] setpgid(0, 0 [pid 368] <... close resumed>) = 0 [pid 369] <... setpgid resumed>) = 0 [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 371 attached ./strace-static-x86_64: Process 370 attached [pid 366] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 369 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 370 [pid 371] set_robust_list(0x5555570f1660, 24 [pid 370] set_robust_list(0x5555570f1660, 24 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 368] <... bpf resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 371 [pid 371] <... set_robust_list resumed>) = 0 [pid 370] <... set_robust_list resumed>) = 0 [pid 369] <... openat resumed>) = 3 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 369] write(3, "1000", 4 [pid 371] <... prctl resumed>) = 0 [pid 370] <... prctl resumed>) = 0 [pid 369] <... write resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 372 attached [pid 371] setpgid(0, 0 [pid 370] setpgid(0, 0 [pid 369] close(3 [pid 372] set_robust_list(0x5555570f1660, 24 [pid 371] <... setpgid resumed>) = 0 [pid 370] <... setpgid resumed>) = 0 [pid 369] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 372 [pid 372] <... set_robust_list resumed>) = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 371] <... openat resumed>) = 3 [pid 370] <... openat resumed>) = 3 [pid 372] <... prctl resumed>) = 0 [pid 371] write(3, "1000", 4 [pid 370] write(3, "1000", 4 [pid 369] <... bpf resumed>) = 3 [pid 372] setpgid(0, 0 [pid 371] <... write resumed>) = 4 [pid 370] <... write resumed>) = 4 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 372] <... setpgid resumed>) = 0 [pid 371] close(3 [pid 370] close(3 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 371] <... close resumed>) = 0 [pid 370] <... close resumed>) = 0 [pid 372] <... openat resumed>) = 3 [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 370] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 372] write(3, "1000", 4 [pid 371] <... bpf resumed>) = 3 [pid 370] <... bpf resumed>) = 3 [pid 372] <... write resumed>) = 4 [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 372] close(3) = 0 [pid 372] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 371] <... bpf resumed>) = 4 [pid 370] <... bpf resumed>) = 4 [pid 369] <... bpf resumed>) = 4 [pid 368] <... bpf resumed>) = 4 [pid 372] <... bpf resumed>) = 4 [pid 371] 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 370] 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 369] 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 368] 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 372] 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) = 5 [pid 371] <... bpf resumed>) = 5 [pid 370] <... bpf resumed>) = 5 [pid 369] <... bpf resumed>) = 5 [pid 368] <... bpf resumed>) = 5 [pid 372] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 371] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 370] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 369] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 368] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 372] <... bpf resumed>) = 0 [pid 371] <... bpf resumed>) = 0 [pid 370] <... bpf resumed>) = 0 [pid 369] <... bpf resumed>) = 0 [pid 368] <... bpf resumed>) = 0 [pid 372] 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=-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}, 144 [pid 371] 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=-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}, 144 [pid 370] 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=-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}, 144 [pid 369] 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=-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}, 144 [pid 372] <... bpf resumed>) = 6 [pid 371] <... bpf resumed>) = 6 [pid 370] <... bpf resumed>) = 6 [pid 368] 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=-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}, 144 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 23.852898][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 23.864755][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 23.872176][ T293] Modules linked in: [ 23.875821][ T293] Preemption disabled at: [ 23.875826][ T293] [] up_read+0x16/0x170 [ 23.885579][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 23.897115][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.907094][ T293] Call Trace: [ 23.910216][ T293] [ 23.913050][ T293] dump_stack_lvl+0x151/0x1b7 [ 23.917602][ T293] ? up_read+0x16/0x170 [ 23.921602][ T293] ? up_read+0x16/0x170 [ 23.925589][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.930882][ T293] ? up_read+0x16/0x170 [ 23.934874][ T293] dump_stack+0x15/0x1b [ 23.938867][ T293] __schedule_bug+0x195/0x260 [ 23.943469][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.948768][ T293] __schedule+0xcf7/0x1550 [ 23.953021][ T293] ? __sched_text_start+0x8/0x8 [ 23.957711][ T293] ? ksys_write+0x24f/0x2c0 [ 23.962044][ T293] schedule+0xc3/0x180 [ 23.965972][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 23.970983][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 23.976297][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 23.981669][ T293] do_syscall_64+0x49/0xb0 [ 23.985913][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.991638][ T293] RIP: 0033:0x4e815a [ 23.995371][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 24.014814][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 24.023057][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 24.030869][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000172 [ 24.039200][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 369] <... bpf resumed>) = 6 [pid 372] <... bpf resumed>) = 7 [pid 371] <... bpf resumed>) = 7 [pid 370] <... bpf resumed>) = 7 [pid 368] <... bpf resumed>) = 6 [pid 372] exit_group(0 [pid 371] exit_group(0 [pid 370] exit_group(0 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 372] <... exit_group resumed>) = ? [pid 371] <... exit_group resumed>) = ? [pid 370] <... exit_group resumed>) = ? [pid 369] <... bpf resumed>) = 7 [pid 368] <... bpf resumed>) = 7 [pid 372] +++ exited with 0 +++ [pid 371] +++ exited with 0 +++ [pid 370] +++ exited with 0 +++ [pid 368] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, 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 [pid 369] exit_group(0 [pid 368] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 373 attached [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 373 [pid 369] <... exit_group resumed>) = ? [pid 368] +++ exited with 0 +++ [pid 373] set_robust_list(0x5555570f1660, 24 [pid 369] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 373] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 374 attached [pid 373] <... prctl resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 374 [pid 373] setpgid(0, 0) = 0 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 373] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 375 [pid 373] write(3, "1000", 4) = 4 [pid 373] close(3) = 0 [pid 373] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 375 attached [pid 374] set_robust_list(0x5555570f1660, 24 [pid 373] <... bpf resumed>) = 3 [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 375] set_robust_list(0x5555570f1660, 24 [pid 374] <... set_robust_list resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 375] <... set_robust_list resumed>) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 375] setpgid(0, 0) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 376 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 375] write(3, "1000", 4) = 4 [pid 375] close(3) = 0 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 377 attached ./strace-static-x86_64: Process 376 attached ) = 3 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 377 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 377] set_robust_list(0x5555570f1660, 24) = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 376] set_robust_list(0x5555570f1660, 24 [pid 374] <... prctl resumed>) = 0 [pid 377] <... prctl resumed>) = 0 [pid 377] setpgid(0, 0) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 376] <... set_robust_list resumed>) = 0 [pid 374] setpgid(0, 0 [pid 377] <... openat resumed>) = 3 [pid 374] <... setpgid resumed>) = 0 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 377] <... close resumed>) = 0 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 374] <... openat resumed>) = 3 [pid 377] <... bpf resumed>) = 3 [pid 376] <... prctl resumed>) = 0 [pid 374] write(3, "1000", 4 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 376] setpgid(0, 0 [pid 374] <... write resumed>) = 4 [pid 376] <... setpgid resumed>) = 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3) = 0 [pid 376] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 374] close(3 [pid 376] <... bpf resumed>) = 3 [pid 374] <... close resumed>) = 0 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 377] <... bpf resumed>) = 4 [pid 376] <... bpf resumed>) = 4 [pid 375] <... bpf resumed>) = 4 [pid 373] <... bpf resumed>) = 4 [pid 374] <... bpf resumed>) = 4 [pid 377] 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 376] 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 375] 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 373] 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 377] <... bpf resumed>) = 5 [pid 376] <... bpf resumed>) = 5 [pid 375] <... bpf resumed>) = 5 [pid 374] 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 373] <... bpf resumed>) = 5 [pid 377] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 376] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 375] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 373] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 377] <... bpf resumed>) = 0 [pid 376] <... bpf resumed>) = 0 [pid 375] <... bpf resumed>) = 0 [pid 374] <... bpf resumed>) = 5 [pid 373] <... bpf resumed>) = 0 [pid 377] 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=-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}, 144 [pid 376] 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=-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}, 144 [pid 375] 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=-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}, 144 [pid 373] 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=-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}, 144 [pid 377] <... bpf resumed>) = 6 [pid 376] <... bpf resumed>) = 6 [pid 375] <... bpf resumed>) = 6 [pid 374] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 373] <... bpf resumed>) = 6 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 24.047013][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 24.054834][ T293] R13: 00000000200001c0 R14: 00000000022e4010 R15: 00000000022e72c0 [ 24.062642][ T293] [ 24.109569][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 24.120972][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 24.128576][ T293] Modules linked in: [ 24.132500][ T293] Preemption disabled at: [ 24.132508][ T293] [] up_read+0x16/0x170 [ 24.142281][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 24.153582][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.163597][ T293] Call Trace: [ 24.166705][ T293] [ 24.169485][ T293] dump_stack_lvl+0x151/0x1b7 [ 24.173996][ T293] ? up_read+0x16/0x170 [ 24.177988][ T293] ? up_read+0x16/0x170 [ 24.181980][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.187275][ T293] ? up_read+0x16/0x170 [ 24.191266][ T293] dump_stack+0x15/0x1b [ 24.195260][ T293] __schedule_bug+0x195/0x260 [ 24.199773][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.205078][ T293] __schedule+0xcf7/0x1550 [ 24.209322][ T293] ? __sched_text_start+0x8/0x8 [ 24.214006][ T293] ? ksys_write+0x24f/0x2c0 [ 24.218358][ T293] schedule+0xc3/0x180 [ 24.222253][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 24.227288][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 24.232581][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 24.237963][ T293] do_syscall_64+0x49/0xb0 [ 24.242315][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.248036][ T293] RIP: 0033:0x4e815a [ 24.251769][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 24.271554][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 24.279799][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 24.287612][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000178 [ 24.295423][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 374] <... bpf resumed>) = 0 [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 377] <... bpf resumed>) = 7 [pid 376] <... bpf resumed>) = 7 [pid 375] <... bpf resumed>) = 7 [pid 373] <... bpf resumed>) = 7 [pid 377] exit_group(0 [pid 376] exit_group(0 [pid 375] exit_group(0 [pid 374] 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=-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}, 144 [pid 373] exit_group(0 [pid 377] <... exit_group resumed>) = ? [pid 376] <... exit_group resumed>) = ? [pid 375] <... exit_group resumed>) = ? [pid 373] <... exit_group resumed>) = ? [pid 377] +++ exited with 0 +++ [pid 376] +++ exited with 0 +++ [pid 375] +++ exited with 0 +++ [pid 374] <... bpf resumed>) = 6 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, 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=0x5555570f1650) = 379 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 379 attached [pid 379] set_robust_list(0x5555570f1660, 24) = 0 [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 379] write(3, "1000", 4) = 4 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 381 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 380 [pid 379] close(3) = 0 [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 381 attached ./strace-static-x86_64: Process 380 attached ) = 3 [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 381] set_robust_list(0x5555570f1660, 24 [pid 380] set_robust_list(0x5555570f1660, 24 [pid 381] <... set_robust_list resumed>) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 381] setpgid(0, 0) = 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 380] <... set_robust_list resumed>) = 0 [pid 381] <... openat resumed>) = 3 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 380] <... prctl resumed>) = 0 [pid 380] setpgid(0, 0 [pid 381] <... bpf resumed>) = 3 [pid 380] <... setpgid resumed>) = 0 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 380] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 373] +++ exited with 0 +++ [pid 374] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 374] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 374] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 374] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 382 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 382 attached [pid 382] set_robust_list(0x5555570f1660, 24) = 0 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... restart_syscall resumed>) = 0 [pid 382] <... prctl resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 382] setpgid(0, 0./strace-static-x86_64: Process 383 attached [pid 383] set_robust_list(0x5555570f1660, 24) = 0 [pid 382] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 383 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] <... openat resumed>) = 3 [pid 383] setpgid(0, 0 [pid 382] write(3, "1000", 4 [pid 383] <... setpgid resumed>) = 0 [pid 382] <... write resumed>) = 4 [pid 382] close(3) = 0 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 383] write(3, "1000", 4 [pid 382] <... bpf resumed>) = 3 [pid 383] <... write resumed>) = 4 [pid 383] close(3) = 0 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 383] <... bpf resumed>) = 3 [ 24.303412][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 24.311305][ T293] R13: 00000000200001c0 R14: 00000000022e4010 R15: 00000000022e72c0 [ 24.319121][ T293] [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 379] <... bpf resumed>) = 4 [pid 381] <... bpf resumed>) = 4 [pid 380] <... bpf resumed>) = 4 [pid 381] 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 380] 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 383] <... bpf resumed>) = 4 [pid 382] <... bpf resumed>) = 4 [pid 381] <... bpf resumed>) = 5 [pid 380] <... bpf resumed>) = 5 [pid 379] 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 383] 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 382] 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 381] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 380] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 379] <... bpf resumed>) = 5 [pid 383] <... bpf resumed>) = 5 [pid 381] <... bpf resumed>) = 0 [pid 380] <... bpf resumed>) = 0 [pid 379] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 382] <... bpf resumed>) = 5 [pid 381] 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=-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}, 144 [pid 380] 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=-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}, 144 [pid 383] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 382] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 381] <... bpf resumed>) = 6 [pid 380] <... bpf resumed>) = 6 [pid 379] <... bpf resumed>) = 0 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 383] <... bpf resumed>) = 0 [pid 382] <... bpf resumed>) = 0 [pid 381] <... bpf resumed>) = 7 [pid 380] <... bpf resumed>) = 7 [pid 379] 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=-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}, 144 [pid 383] 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=-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}, 144 [pid 382] 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=-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}, 144 [pid 381] exit_group(0 [pid 380] exit_group(0 [pid 381] <... exit_group resumed>) = ? [pid 380] <... exit_group resumed>) = ? [pid 381] +++ exited with 0 +++ [pid 380] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 384 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 385 [pid 383] <... bpf resumed>) = 6 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 383] exit_group(0) = ? [pid 383] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 382] <... bpf resumed>) = 6 [pid 298] <... restart_syscall resumed>) = 0 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [ 24.379228][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 24.391297][ T379] BUG: scheduling while atomic: syz-executor360/379/0x00000002 [ 24.398751][ T379] Modules linked in: [ 24.402507][ T379] Preemption disabled at: [ 24.402514][ T379] [] is_module_text_address+0x1f/0x360 [ 24.413630][ T379] CPU: 1 PID: 379 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 24.424977][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.436271][ T379] Call Trace: [ 24.439495][ T379] [ 24.442253][ T379] dump_stack_lvl+0x151/0x1b7 [ 24.446942][ T379] ? is_module_text_address+0x1f/0x360 [ 24.452418][ T379] ? is_module_text_address+0x1f/0x360 [ 24.457715][ T379] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.463013][ T379] ? is_module_text_address+0x1f/0x360 [ 24.468400][ T379] dump_stack+0x15/0x1b [ 24.472384][ T379] __schedule_bug+0x195/0x260 [ 24.476896][ T379] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.482284][ T379] __schedule+0xcf7/0x1550 [ 24.486531][ T379] ? __kasan_check_write+0x14/0x20 [ 24.491477][ T379] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 24.496427][ T379] ? __sched_text_start+0x8/0x8 [ 24.501112][ T379] ? __kasan_check_read+0x11/0x20 [ 24.505971][ T379] ? cgroup_update_frozen+0x15f/0x980 [ 24.511180][ T379] schedule+0xc3/0x180 [ 24.515089][ T379] ptrace_stop+0x54f/0x930 [ 24.519342][ T379] ptrace_notify+0x225/0x350 [ 24.523769][ T379] ? do_notify_parent+0xa20/0xa20 [ 24.528625][ T379] ? __kasan_check_write+0x14/0x20 [ 24.533571][ T379] ? fpregs_restore_userregs+0x130/0x290 [ 24.539048][ T379] syscall_exit_to_user_mode+0xa2/0x140 [ 24.544430][ T379] do_syscall_64+0x49/0xb0 [ 24.548674][ T379] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.554403][ T379] RIP: 0033:0x7f6d61a45ea9 [ 24.558752][ T379] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 382] exit_group(0 [pid 379] <... bpf resumed>) = 6 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 385 attached ./strace-static-x86_64: Process 386 attached ./strace-static-x86_64: Process 384 attached [pid 382] <... exit_group resumed>) = ? [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 386] set_robust_list(0x5555570f1660, 24 [pid 385] set_robust_list(0x5555570f1660, 24 [pid 384] set_robust_list(0x5555570f1660, 24 [pid 382] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 386 [pid 386] <... set_robust_list resumed>) = 0 [pid 385] <... set_robust_list resumed>) = 0 [pid 384] <... set_robust_list resumed>) = 0 [pid 379] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 379] exit_group(0 [pid 386] <... prctl resumed>) = 0 [pid 385] <... prctl resumed>) = 0 [pid 384] <... prctl resumed>) = 0 [pid 379] <... exit_group resumed>) = ? [pid 386] setpgid(0, 0 [pid 385] setpgid(0, 0 [pid 384] setpgid(0, 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 387 attached [pid 386] <... setpgid resumed>) = 0 [pid 385] <... setpgid resumed>) = 0 [pid 384] <... setpgid resumed>) = 0 [pid 379] +++ exited with 0 +++ [pid 387] set_robust_list(0x5555570f1660, 24 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 387 [pid 387] <... set_robust_list resumed>) = 0 [pid 386] <... openat resumed>) = 3 [pid 385] <... openat resumed>) = 3 [pid 384] <... openat resumed>) = 3 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 386] write(3, "1000", 4 [pid 385] write(3, "1000", 4 [pid 384] write(3, "1000", 4 [pid 387] <... prctl resumed>) = 0 [pid 386] <... write resumed>) = 4 [pid 385] <... write resumed>) = 4 [pid 384] <... write resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 388 attached [pid 387] setpgid(0, 0 [pid 386] close(3 [pid 385] close(3 [pid 384] close(3 [pid 388] set_robust_list(0x5555570f1660, 24 [pid 387] <... setpgid resumed>) = 0 [pid 386] <... close resumed>) = 0 [pid 385] <... close resumed>) = 0 [pid 384] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 388 [pid 388] <... set_robust_list resumed>) = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 384] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 387] <... openat resumed>) = 3 [pid 386] <... bpf resumed>) = 3 [pid 385] <... bpf resumed>) = 3 [pid 384] <... bpf resumed>) = 3 [pid 388] <... prctl resumed>) = 0 [pid 387] write(3, "1000", 4 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 388] setpgid(0, 0 [pid 387] <... write resumed>) = 4 [pid 388] <... setpgid resumed>) = 0 [pid 387] close(3 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 387] <... close resumed>) = 0 [pid 388] <... openat resumed>) = 3 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 388] write(3, "1000", 4) = 4 [pid 387] <... bpf resumed>) = 3 [pid 388] close(3) = 0 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 387] <... bpf resumed>) = 4 [pid 386] <... bpf resumed>) = 4 [pid 385] <... bpf resumed>) = 4 [pid 384] <... bpf resumed>) = 4 [pid 387] 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 386] 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 385] 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 384] 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 388] <... bpf resumed>) = 3 [pid 387] <... bpf resumed>) = 5 [pid 386] <... bpf resumed>) = 5 [pid 385] <... bpf resumed>) = 5 [pid 384] <... bpf resumed>) = 5 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 387] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 386] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 385] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 384] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 388] <... bpf resumed>) = 4 [pid 387] <... bpf resumed>) = 0 [pid 386] <... bpf resumed>) = 0 [pid 385] <... bpf resumed>) = 0 [pid 384] <... bpf resumed>) = 0 [pid 388] 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 387] 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=-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}, 144 [pid 386] 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=-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}, 144 [pid 385] 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=-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}, 144 [pid 384] 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=-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}, 144 [pid 388] <... bpf resumed>) = 5 [pid 387] <... bpf resumed>) = 6 [pid 386] <... bpf resumed>) = 6 [pid 385] <... bpf resumed>) = 6 [pid 384] <... bpf resumed>) = 6 [pid 388] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 24.578186][ T379] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 24.586517][ T379] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 24.594412][ T379] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 24.602229][ T379] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 24.610034][ T379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.617847][ T379] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 24.625666][ T379] [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 388] <... bpf resumed>) = 0 [pid 387] <... bpf resumed>) = 7 [pid 386] <... bpf resumed>) = 7 [pid 385] <... bpf resumed>) = 7 [pid 384] <... bpf resumed>) = 7 [pid 388] 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=-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}, 144 [pid 387] exit_group(0) = ? [pid 386] exit_group(0 [pid 385] exit_group(0 [pid 384] exit_group(0 [pid 386] <... exit_group resumed>) = ? [pid 385] <... exit_group resumed>) = ? [pid 384] <... exit_group resumed>) = ? [pid 388] <... bpf resumed>) = 6 [pid 387] +++ exited with 0 +++ [pid 386] +++ exited with 0 +++ [pid 385] +++ exited with 0 +++ [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, 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 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 391 attached ./strace-static-x86_64: Process 390 attached ./strace-static-x86_64: Process 389 attached [pid 391] set_robust_list(0x5555570f1660, 24 [pid 390] set_robust_list(0x5555570f1660, 24 [pid 389] set_robust_list(0x5555570f1660, 24 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 389 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 390 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 391 [pid 391] <... set_robust_list resumed>) = 0 [pid 390] <... set_robust_list resumed>) = 0 [pid 389] <... set_robust_list resumed>) = 0 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 390] <... prctl resumed>) = 0 [pid 389] <... prctl resumed>) = 0 [pid 391] <... prctl resumed>) = 0 [pid 390] setpgid(0, 0 [pid 389] setpgid(0, 0 [pid 390] <... setpgid resumed>) = 0 [pid 389] <... setpgid resumed>) = 0 [pid 391] setpgid(0, 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 391] <... setpgid resumed>) = 0 [pid 389] <... openat resumed>) = 3 [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 390] <... openat resumed>) = 3 [pid 389] write(3, "1000", 4 [pid 390] write(3, "1000", 4 [pid 389] <... write resumed>) = 4 [pid 390] <... write resumed>) = 4 [pid 389] close(3 [pid 390] close(3 [pid 389] <... close resumed>) = 0 [pid 390] <... close resumed>) = 0 [pid 391] <... openat resumed>) = 3 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 389] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 391] write(3, "1000", 4) = 4 [pid 391] close(3) = 0 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 390] <... bpf resumed>) = 3 [pid 389] <... bpf resumed>) = 3 [pid 391] <... bpf resumed>) = 3 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 391] <... bpf resumed>) = 4 [pid 390] <... bpf resumed>) = 4 [pid 389] <... bpf resumed>) = 4 [pid 388] <... bpf resumed>) = 7 [pid 384] +++ exited with 0 +++ [pid 391] 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 [ 24.683624][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 24.695395][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 24.703174][ T293] Modules linked in: [ 24.707179][ T293] Preemption disabled at: [ 24.707187][ T293] [] up_read+0x16/0x170 [ 24.717155][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 24.728825][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.738728][ T293] Call Trace: [ 24.741835][ T293] [ 24.744613][ T293] dump_stack_lvl+0x151/0x1b7 [ 24.749134][ T293] ? up_read+0x16/0x170 [ 24.753119][ T293] ? up_read+0x16/0x170 [ 24.757113][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.762411][ T293] ? up_read+0x16/0x170 [ 24.766405][ T293] dump_stack+0x15/0x1b [ 24.770479][ T293] __schedule_bug+0x195/0x260 [ 24.775097][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.780390][ T293] __schedule+0xcf7/0x1550 [ 24.784634][ T293] ? __sched_text_start+0x8/0x8 [ 24.789320][ T293] ? ksys_write+0x24f/0x2c0 [ 24.793668][ T293] schedule+0xc3/0x180 [ 24.797573][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 24.802601][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 24.807982][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 24.813362][ T293] do_syscall_64+0x49/0xb0 [ 24.817699][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.823431][ T293] RIP: 0033:0x4e815a [ 24.827247][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 24.846715][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 24.854936][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 24.862757][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000186 [ 24.870566][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 390] 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 [ 24.878578][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 24.886650][ T293] R13: 0000000020000340 R14: 00000000022e4010 R15: 00000000022e72c0 [ 24.894532][ T293] [ 24.899714][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 24.911230][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 24.918794][ T293] Modules linked in: [ 24.922613][ T293] Preemption disabled at: [ 24.922620][ T293] [] up_read+0x16/0x170 [ 24.932424][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 24.943775][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.953654][ T293] Call Trace: [ 24.956863][ T293] [ 24.959643][ T293] dump_stack_lvl+0x151/0x1b7 [ 24.964160][ T293] ? up_read+0x16/0x170 [ 24.968144][ T293] ? up_read+0x16/0x170 [ 24.972174][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.977437][ T293] ? up_read+0x16/0x170 [ 24.981513][ T293] dump_stack+0x15/0x1b [ 24.985517][ T293] __schedule_bug+0x195/0x260 [ 24.990018][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.995312][ T293] __schedule+0xcf7/0x1550 [ 24.999565][ T293] ? __sched_text_start+0x8/0x8 [ 25.004250][ T293] ? ksys_write+0x24f/0x2c0 [ 25.008593][ T293] schedule+0xc3/0x180 [ 25.012505][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 25.017535][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 25.022826][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 25.028207][ T293] do_syscall_64+0x49/0xb0 [ 25.032458][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 25.038186][ T293] RIP: 0033:0x4e815a [ 25.041922][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 25.061367][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 25.069607][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 25.077426][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000185 [pid 389] 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 388] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 391] <... bpf resumed>) = 5 [pid 390] <... bpf resumed>) = 5 [pid 389] <... bpf resumed>) = 5 [pid 388] <... exit_group resumed>) = ? [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 391] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 390] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 389] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 391] <... bpf resumed>) = 0 [pid 388] +++ exited with 0 +++ [pid 390] <... bpf resumed>) = 0 [pid 389] <... bpf resumed>) = 0 [pid 391] 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=-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}, 144 [pid 390] 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=-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}, 144 [pid 389] 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=-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}, 144 [pid 391] <... bpf resumed>) = 6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 391] <... bpf resumed>) = 7 [pid 389] <... bpf resumed>) = 6 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 392 [pid 391] exit_group(0 [pid 390] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 392 attached [pid 391] <... exit_group resumed>) = ? [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 392] set_robust_list(0x5555570f1660, 24 [pid 391] +++ exited with 0 +++ [pid 390] <... bpf resumed>) = 7 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 393 attached [pid 392] <... set_robust_list resumed>) = 0 [pid 390] exit_group(0 [pid 389] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 393 [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 390] <... exit_group resumed>) = ? [pid 389] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 390] +++ exited with 0 +++ [pid 389] <... exit_group resumed>) = ? [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 394 [pid 393] set_robust_list(0x5555570f1660, 24) = 0 [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 393] setpgid(0, 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 393] <... setpgid resumed>) = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 394 attached [pid 393] <... openat resumed>) = 3 [pid 392] <... prctl resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 393] write(3, "1000", 4) = 4 [pid 393] close(3) = 0 [pid 394] set_robust_list(0x5555570f1660, 24 [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 392] setpgid(0, 0 [pid 394] <... set_robust_list resumed>) = 0 [pid 393] <... bpf resumed>) = 3 [pid 392] <... setpgid resumed>) = 0 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 392] <... openat resumed>) = 3 [pid 394] <... prctl resumed>) = 0 [pid 394] setpgid(0, 0) = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 392] write(3, "1000", 4 [pid 394] close(3) = 0 [pid 394] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 395 attached [pid 392] <... write resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 395 [pid 395] set_robust_list(0x5555570f1660, 24 [pid 394] <... bpf resumed>) = 3 [pid 392] close(3 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 395] <... set_robust_list resumed>) = 0 [pid 392] <... close resumed>) = 0 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 392] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 395] <... prctl resumed>) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 395] close(3) = 0 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 392] <... bpf resumed>) = 3 [pid 395] <... bpf resumed>) = 3 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 394] <... bpf resumed>) = 4 [pid 393] <... bpf resumed>) = 4 [pid 392] <... bpf resumed>) = 4 [pid 395] 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 394] 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 393] 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 392] 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 389] +++ exited with 0 +++ [pid 395] <... bpf resumed>) = 5 [pid 394] <... bpf resumed>) = 5 [pid 393] <... bpf resumed>) = 5 [pid 392] <... bpf resumed>) = 5 [pid 395] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 394] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 393] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 392] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 395] <... bpf resumed>) = 0 [pid 394] <... bpf resumed>) = 0 [pid 393] <... bpf resumed>) = 0 [pid 392] <... bpf resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] 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=-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}, 144 [pid 394] 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=-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}, 144 [pid 393] 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=-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}, 144 [pid 392] 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=-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}, 144 [pid 395] <... bpf resumed>) = 6 [pid 394] <... bpf resumed>) = 6 [pid 393] <... bpf resumed>) = 6 [pid 392] <... bpf resumed>) = 6 [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 395] <... bpf resumed>) = 7 [pid 394] <... bpf resumed>) = 7 [pid 393] <... bpf resumed>) = 7 [pid 392] <... bpf resumed>) = 7 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 395] exit_group(0 [pid 394] exit_group(0 [pid 393] exit_group(0 [pid 392] exit_group(0 [pid 395] <... exit_group resumed>) = ? [pid 394] <... exit_group resumed>) = ? [pid 392] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 396 attached [pid 395] +++ exited with 0 +++ [pid 394] +++ exited with 0 +++ [pid 393] <... exit_group resumed>) = ? [pid 392] +++ exited with 0 +++ [pid 396] set_robust_list(0x5555570f1660, 24) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 396] setpgid(0, 0) = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 396 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 396] <... openat resumed>) = 3 [pid 396] write(3, "1000", 4) = 4 [pid 396] close(3) = 0 [pid 396] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 396] <... bpf resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 397 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 398 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 399 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 399 attached ./strace-static-x86_64: Process 398 attached ./strace-static-x86_64: Process 397 attached [pid 399] set_robust_list(0x5555570f1660, 24 [pid 398] set_robust_list(0x5555570f1660, 24 [pid 397] set_robust_list(0x5555570f1660, 24) = 0 [pid 398] <... set_robust_list resumed>) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 399] <... set_robust_list resumed>) = 0 [pid 397] <... prctl resumed>) = 0 [pid 397] setpgid(0, 0) = 0 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 399] <... prctl resumed>) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 397] <... openat resumed>) = 3 [pid 398] <... prctl resumed>) = 0 [pid 397] write(3, "1000", 4) = 4 [pid 397] close(3 [pid 399] setpgid(0, 0 [pid 398] setpgid(0, 0 [pid 397] <... close resumed>) = 0 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 399] <... setpgid resumed>) = 0 [pid 398] <... setpgid resumed>) = 0 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 397] <... bpf resumed>) = 3 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 398] <... openat resumed>) = 3 [pid 398] write(3, "1000", 4 [pid 399] <... openat resumed>) = 3 [pid 399] write(3, "1000", 4) = 4 [pid 398] <... write resumed>) = 4 [pid 398] close(3 [pid 399] close(3) = 0 [pid 399] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 398] <... close resumed>) = 0 [pid 399] <... bpf resumed>) = 3 [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 398] <... bpf resumed>) = 3 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 399] <... bpf resumed>) = 4 [pid 398] <... bpf resumed>) = 4 [pid 397] <... bpf resumed>) = 4 [pid 396] <... bpf resumed>) = 4 [pid 396] 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 393] +++ exited with 0 +++ [pid 397] 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 396] <... bpf resumed>) = 5 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 397] <... bpf resumed>) = 5 [pid 396] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 397] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 396] <... bpf resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 397] <... bpf resumed>) = 0 [pid 396] 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=-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}, 144 [pid 399] 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 397] 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=-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}, 144 [pid 396] <... bpf resumed>) = 6 [pid 399] <... bpf resumed>) = 5 [pid 398] 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 397] <... bpf resumed>) = 6 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 399] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 398] <... bpf resumed>) = 5 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 396] <... bpf resumed>) = 7 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 399] <... bpf resumed>) = 0 [pid 398] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 397] <... bpf resumed>) = 7 [pid 396] exit_group(0./strace-static-x86_64: Process 400 attached [pid 399] 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=-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}, 144 [pid 398] <... bpf resumed>) = 0 [pid 397] exit_group(0 [pid 396] <... exit_group resumed>) = ? [pid 400] set_robust_list(0x5555570f1660, 24 [pid 399] <... bpf resumed>) = 6 [pid 398] 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=-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}, 144 [ 25.085233][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 25.093042][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 25.100851][ T293] R13: 0000000020000340 R14: 00000000022e4010 R15: 00000000022e72c0 [ 25.108681][ T293] [ 25.161623][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 25.173405][ T398] BUG: scheduling while atomic: syz-executor360/398/0x00000002 [ 25.180749][ T398] Modules linked in: [ 25.184648][ T398] Preemption disabled at: [ 25.184656][ T398] [] is_module_text_address+0x1f/0x360 [ 25.195875][ T398] CPU: 0 PID: 398 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 397] <... exit_group resumed>) = ? [pid 396] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 400 [pid 400] <... set_robust_list resumed>) = 0 [ 25.207229][ T398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.217140][ T398] Call Trace: [ 25.220326][ T398] [ 25.223105][ T398] dump_stack_lvl+0x151/0x1b7 [ 25.227619][ T398] ? is_module_text_address+0x1f/0x360 [ 25.232908][ T398] ? is_module_text_address+0x1f/0x360 [ 25.238311][ T398] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.243594][ T398] ? is_module_text_address+0x1f/0x360 [ 25.249199][ T398] dump_stack+0x15/0x1b [ 25.253186][ T398] __schedule_bug+0x195/0x260 [ 25.257698][ T398] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.263080][ T398] __schedule+0xcf7/0x1550 [ 25.267336][ T398] ? __kasan_check_write+0x14/0x20 [ 25.272285][ T398] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 25.277223][ T398] ? __sched_text_start+0x8/0x8 [ 25.281914][ T398] ? __kasan_check_read+0x11/0x20 [ 25.286782][ T398] ? cgroup_update_frozen+0x15f/0x980 [ 25.292003][ T398] schedule+0xc3/0x180 [ 25.295889][ T398] ptrace_stop+0x54f/0x930 [ 25.300277][ T398] ptrace_notify+0x225/0x350 [ 25.304655][ T398] ? do_notify_parent+0xa20/0xa20 [ 25.309512][ T398] ? __kasan_check_write+0x14/0x20 [ 25.314464][ T398] ? fpregs_restore_userregs+0x130/0x290 [ 25.319929][ T398] syscall_exit_to_user_mode+0xa2/0x140 [ 25.325496][ T398] do_syscall_64+0x49/0xb0 [ 25.329735][ T398] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 25.335472][ T398] RIP: 0033:0x7f6d61a45ea9 [ 25.339715][ T398] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 398] <... bpf resumed>) = 6 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 399] <... bpf resumed>) = 7 [pid 397] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 398] exit_group(0 [pid 400] <... prctl resumed>) = 0 [pid 399] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 398] <... exit_group resumed>) = ? [pid 400] setpgid(0, 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 400] <... setpgid resumed>) = 0 [pid 399] <... exit_group resumed>) = ? [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] +++ exited with 0 +++ [pid 400] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 400] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 403 [pid 399] +++ exited with 0 +++ [pid 400] <... write resumed>) = 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x5555570f1660, 24) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 403] setpgid(0, 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 400] close(3 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 404 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 405 [pid 403] <... setpgid resumed>) = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 400] <... close resumed>) = 0 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 298] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 405 attached ./strace-static-x86_64: Process 404 attached [pid 403] <... openat resumed>) = 3 [pid 405] set_robust_list(0x5555570f1660, 24 [pid 404] set_robust_list(0x5555570f1660, 24 [pid 403] write(3, "1000", 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 406 ./strace-static-x86_64: Process 406 attached [pid 400] <... bpf resumed>) = 3 [pid 405] <... set_robust_list resumed>) = 0 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] set_robust_list(0x5555570f1660, 24 [pid 404] <... set_robust_list resumed>) = 0 [pid 403] <... write resumed>) = 4 [pid 406] <... set_robust_list resumed>) = 0 [pid 405] <... prctl resumed>) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 405] setpgid(0, 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 403] close(3 [pid 404] <... prctl resumed>) = 0 [pid 404] setpgid(0, 0 [pid 403] <... close resumed>) = 0 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 404] <... setpgid resumed>) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] <... setpgid resumed>) = 0 [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 406] <... prctl resumed>) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] <... openat resumed>) = 3 [pid 404] <... openat resumed>) = 3 [pid 406] <... openat resumed>) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 405] write(3, "1000", 4 [pid 406] write(3, "1000", 4 [pid 403] <... bpf resumed>) = 3 [pid 405] <... write resumed>) = 4 [pid 404] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 406] <... write resumed>) = 4 [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 405] close(3) = 0 [pid 406] close(3 [pid 405] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 406] <... close resumed>) = 0 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 405] <... bpf resumed>) = 3 [pid 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 404] <... bpf resumed>) = 3 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 400] <... bpf resumed>) = 4 [pid 400] 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 406] <... bpf resumed>) = 4 [pid 405] <... bpf resumed>) = 4 [pid 404] <... bpf resumed>) = 4 [pid 403] <... bpf resumed>) = 4 [pid 400] <... bpf resumed>) = 5 [pid 400] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 400] 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=-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}, 144 [pid 406] 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 405] 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 404] 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 403] 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 400] <... bpf resumed>) = 6 [pid 406] <... bpf resumed>) = 5 [pid 405] <... bpf resumed>) = 5 [pid 404] <... bpf resumed>) = 5 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 400] exit_group(0 [pid 403] <... bpf resumed>) = 5 [pid 400] <... exit_group resumed>) = ? [pid 406] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 405] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 404] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 403] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 400] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 406] <... bpf resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 406] 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=-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}, 144 [pid 405] <... bpf resumed>) = 0 [pid 404] <... bpf resumed>) = 0 [pid 403] <... bpf resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 406] <... bpf resumed>) = 6 [ 25.359165][ T398] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 25.367670][ T398] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 25.375483][ T398] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 25.383379][ T398] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 25.391395][ T398] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.399204][ T398] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 25.407015][ T398] [pid 405] 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=-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}, 144 [pid 404] 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=-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}, 144 [pid 403] 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=-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}, 144 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 407 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 406] exit_group(0) = ? [pid 406] +++ exited with 0 +++ ./strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x5555570f1660, 24) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] setpgid(0, 0) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 0 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 407] 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) = 5 [pid 407] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 407] 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=-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}, 144) = 6 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 407] exit_group(0) = ? [pid 407] +++ exited with 0 +++ [pid 405] <... bpf resumed>) = 6 [pid 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 405] exit_group(0) = ? [pid 405] +++ exited with 0 +++ [pid 404] <... bpf resumed>) = 6 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 404] exit_group(0) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 408 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 409 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 410 ./strace-static-x86_64: Process 408 attached [ 25.439429][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 25.451382][ T403] BUG: scheduling while atomic: syz-executor360/403/0x00000002 [ 25.458760][ T403] Modules linked in: [ 25.462498][ T403] Preemption disabled at: [ 25.462505][ T403] [] is_module_text_address+0x1f/0x360 [ 25.473601][ T403] CPU: 1 PID: 403 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 25.485039][ T403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.494935][ T403] Call Trace: [ 25.498129][ T403] [ 25.500870][ T403] dump_stack_lvl+0x151/0x1b7 [ 25.505502][ T403] ? is_module_text_address+0x1f/0x360 [ 25.510851][ T403] ? is_module_text_address+0x1f/0x360 [ 25.516441][ T403] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.521727][ T403] ? is_module_text_address+0x1f/0x360 [ 25.527023][ T403] dump_stack+0x15/0x1b [ 25.531019][ T403] __schedule_bug+0x195/0x260 [ 25.535532][ T403] ? irqentry_exit+0x30/0x40 [ 25.539952][ T403] ? sysvec_irq_work+0x52/0xb0 [ 25.544559][ T403] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.550026][ T403] __schedule+0xcf7/0x1550 [ 25.554396][ T403] ? __kasan_check_write+0x14/0x20 [ 25.559332][ T403] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 25.564291][ T403] ? __sched_text_start+0x8/0x8 [ 25.569398][ T403] ? __kasan_check_read+0x11/0x20 [ 25.574348][ T403] ? cgroup_update_frozen+0x15f/0x980 [ 25.579554][ T403] ? ptrace_stop+0x367/0x930 [ 25.583980][ T403] schedule+0xc3/0x180 [ 25.587886][ T403] ptrace_stop+0x54f/0x930 [ 25.592147][ T403] ptrace_notify+0x225/0x350 [ 25.596565][ T403] ? do_notify_parent+0xa20/0xa20 [ 25.601600][ T403] ? __kasan_check_write+0x14/0x20 [ 25.606545][ T403] ? fpregs_restore_userregs+0x130/0x290 [ 25.612025][ T403] syscall_exit_to_user_mode+0xa2/0x140 [ 25.617401][ T403] do_syscall_64+0x49/0xb0 [ 25.621651][ T403] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 25.627461][ T403] RIP: 0033:0x7f6d61a45ea9 [ 25.631730][ T403] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [ 25.651163][ T403] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 25.659418][ T403] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 25.667312][ T403] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 25.675114][ T403] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [pid 403] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 410 attached ./strace-static-x86_64: Process 409 attached [pid 408] set_robust_list(0x5555570f1660, 24 [pid 404] +++ exited with 0 +++ [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 410] set_robust_list(0x5555570f1660, 24 [pid 409] set_robust_list(0x5555570f1660, 24 [pid 408] <... set_robust_list resumed>) = 0 [pid 403] <... bpf resumed>) = 7 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 410] <... set_robust_list resumed>) = 0 [pid 409] <... set_robust_list resumed>) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 403] exit_group(0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 408] <... prctl resumed>) = 0 [pid 403] <... exit_group resumed>) = ? [pid 410] <... prctl resumed>) = 0 [pid 409] <... prctl resumed>) = 0 [pid 408] setpgid(0, 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 411 attached [pid 410] setpgid(0, 0 [pid 409] setpgid(0, 0 [pid 408] <... setpgid resumed>) = 0 [pid 403] +++ exited with 0 +++ [pid 410] <... setpgid resumed>) = 0 [pid 409] <... setpgid resumed>) = 0 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 411 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 411] set_robust_list(0x5555570f1660, 24 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 408] <... openat resumed>) = 3 [pid 411] <... set_robust_list resumed>) = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 410] <... openat resumed>) = 3 [pid 409] <... openat resumed>) = 3 [pid 408] write(3, "1000", 4 [pid 411] <... prctl resumed>) = 0 [pid 410] write(3, "1000", 4 [pid 409] write(3, "1000", 4 [pid 408] <... write resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 411] setpgid(0, 0 [pid 410] <... write resumed>) = 4 [pid 409] <... write resumed>) = 4 [pid 408] close(3./strace-static-x86_64: Process 412 attached [pid 410] close(3 [pid 409] close(3 [pid 408] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 412 [pid 412] set_robust_list(0x5555570f1660, 24 [pid 411] <... setpgid resumed>) = 0 [pid 410] <... close resumed>) = 0 [pid 409] <... close resumed>) = 0 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 412] <... set_robust_list resumed>) = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 409] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 408] <... bpf resumed>) = 3 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 411] <... openat resumed>) = 3 [pid 410] <... bpf resumed>) = 3 [pid 409] <... bpf resumed>) = 3 [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 412] <... prctl resumed>) = 0 [pid 411] write(3, "1000", 4 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 411] <... write resumed>) = 4 [pid 412] setpgid(0, 0) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 411] close(3 [pid 412] <... openat resumed>) = 3 [pid 411] <... close resumed>) = 0 [pid 412] write(3, "1000", 4) = 4 [pid 412] close(3) = 0 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 411] <... bpf resumed>) = 3 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 408] <... bpf resumed>) = 4 [pid 410] <... bpf resumed>) = 4 [pid 412] <... bpf resumed>) = 4 [pid 411] <... bpf resumed>) = 4 [pid 410] 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 409] <... bpf resumed>) = 4 [pid 408] 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 412] 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 411] 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 410] <... bpf resumed>) = 5 [pid 409] 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 408] <... bpf resumed>) = 5 [pid 412] <... bpf resumed>) = 5 [pid 411] <... bpf resumed>) = 5 [pid 410] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 409] <... bpf resumed>) = 5 [pid 408] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 412] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 411] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 410] <... bpf resumed>) = 0 [pid 409] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 408] <... bpf resumed>) = 0 [pid 412] <... bpf resumed>) = 0 [pid 411] <... bpf resumed>) = 0 [pid 410] 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=-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}, 144 [pid 409] <... bpf resumed>) = 0 [pid 408] 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=-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}, 144 [pid 412] 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=-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}, 144 [pid 411] 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=-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}, 144 [pid 412] <... bpf resumed>) = 6 [pid 411] <... bpf resumed>) = 6 [pid 410] <... bpf resumed>) = 6 [pid 409] 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=-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}, 144 [pid 408] <... bpf resumed>) = 6 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 412] <... bpf resumed>) = 7 [pid 411] <... bpf resumed>) = 7 [pid 412] exit_group(0 [pid 411] exit_group(0 [pid 412] <... exit_group resumed>) = ? [pid 411] <... exit_group resumed>) = ? [pid 412] +++ exited with 0 +++ [pid 411] +++ exited with 0 +++ [pid 410] <... bpf resumed>) = 7 [pid 409] <... bpf resumed>) = 6 [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 410] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 408] <... bpf resumed>) = 7 [pid 410] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 409] <... bpf resumed>) = 7 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 409] exit_group(0 [pid 408] exit_group(0) = ? [pid 408] +++ exited with 0 +++ ./strace-static-x86_64: Process 413 attached [pid 410] +++ exited with 0 +++ [pid 409] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 413 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x5555570f1660, 24) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 414] setpgid(0, 0) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 414 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] write(3, "1000", 4) = 4 [pid 414] close(3) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 415 [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 416 [pid 413] set_robust_list(0x5555570f1660, 24./strace-static-x86_64: Process 416 attached ) = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 416] set_robust_list(0x5555570f1660, 24 [pid 413] <... prctl resumed>) = 0 [pid 416] <... set_robust_list resumed>) = 0 [pid 413] setpgid(0, 0) = 0 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 416] <... prctl resumed>) = 0 [pid 414] <... bpf resumed>) = 3 [pid 413] <... openat resumed>) = 3 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 413] write(3, "1000", 4) = 4 [pid 413] close(3./strace-static-x86_64: Process 415 attached ) = 0 [pid 415] set_robust_list(0x5555570f1660, 24) = 0 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 413] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 416] setpgid(0, 0 [pid 415] setpgid(0, 0) = 0 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 415] write(3, "1000", 4) = 4 [pid 415] close(3) = 0 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 413] <... bpf resumed>) = 3 [pid 416] <... setpgid resumed>) = 0 [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 415] <... bpf resumed>) = 3 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 416] close(3) = 0 [pid 416] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [ 25.682926][ T403] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.690856][ T403] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 25.698764][ T403] [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 409] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, 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=0x5555570f1650) = 417 ./strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x5555570f1660, 24) = 0 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 417] setpgid(0, 0) = 0 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 417] write(3, "1000", 4) = 4 [pid 417] close(3) = 0 [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 414] <... bpf resumed>) = 4 [pid 417] <... bpf resumed>) = 4 [pid 416] <... bpf resumed>) = 4 [pid 415] <... bpf resumed>) = 4 [pid 414] 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 413] <... bpf resumed>) = 4 [pid 417] 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 416] 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 415] 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 414] <... bpf resumed>) = 5 [pid 417] <... bpf resumed>) = 5 [pid 416] <... bpf resumed>) = 5 [pid 415] <... bpf resumed>) = 5 [pid 413] 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 417] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 416] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 415] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 414] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 416] <... bpf resumed>) = 0 [pid 415] <... bpf resumed>) = 0 [pid 414] <... bpf resumed>) = 0 [pid 417] <... bpf resumed>) = 0 [pid 413] <... bpf resumed>) = 5 [pid 416] 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=-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}, 144 [pid 415] 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=-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}, 144 [pid 414] 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=-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}, 144 [pid 417] 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=-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}, 144 [pid 416] <... bpf resumed>) = 6 [pid 415] <... bpf resumed>) = 6 [pid 413] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 415] exit_group(0) = ? [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 415] +++ exited with 0 +++ [pid 414] <... bpf resumed>) = 6 [pid 413] <... bpf resumed>) = 0 [pid 416] <... bpf resumed>) = 7 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 416] exit_group(0 [pid 414] <... bpf resumed>) = 7 [pid 416] <... exit_group resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 414] exit_group(0 [pid 417] <... bpf resumed>) = 6 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 416] +++ exited with 0 +++ [pid 414] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 417] exit_group(0) = ? [pid 297] <... restart_syscall resumed>) = 0 [pid 414] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 413] 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=-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}, 144 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 418 attached [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 418 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 413] <... bpf resumed>) = 6 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 419 ./strace-static-x86_64: Process 419 attached [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 420 ./strace-static-x86_64: Process 420 attached [pid 418] set_robust_list(0x5555570f1660, 24) = 0 [pid 420] set_robust_list(0x5555570f1660, 24 [pid 419] set_robust_list(0x5555570f1660, 24) = 0 [pid 420] <... set_robust_list resumed>) = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 419] setpgid(0, 0) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 418] <... prctl resumed>) = 0 [pid 418] setpgid(0, 0 [pid 420] <... prctl resumed>) = 0 [pid 419] <... openat resumed>) = 3 [pid 418] <... setpgid resumed>) = 0 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3) = 0 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 420] setpgid(0, 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 420] <... setpgid resumed>) = 0 [pid 418] write(3, "1000", 4 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 418] <... write resumed>) = 4 [pid 418] close(3) = 0 [pid 420] <... openat resumed>) = 3 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 420] write(3, "1000", 4) = 4 [pid 420] close(3) = 0 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 419] <... bpf resumed>) = 3 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 418] <... bpf resumed>) = 3 [pid 420] <... bpf resumed>) = 3 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 419] <... bpf resumed>) = 4 [pid 417] +++ exited with 0 +++ [pid 413] <... bpf resumed>) = 7 [pid 413] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 413] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 420] <... bpf resumed>) = 4 [pid 418] <... bpf resumed>) = 4 [pid 418] 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) = 5 [pid 418] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 418] 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=-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}, 144 [pid 413] +++ exited with 0 +++ [pid 419] 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 418] <... bpf resumed>) = 6 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 419] <... bpf resumed>) = 5 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 421 attached [pid 419] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] <... restart_syscall resumed>) = 0 [pid 418] <... bpf resumed>) = 7 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 421 [pid 418] exit_group(0) = ? [pid 421] set_robust_list(0x5555570f1660, 24 [pid 419] <... bpf resumed>) = 0 [pid 418] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 421] <... set_robust_list resumed>) = 0 [pid 419] 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=-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}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 422 [pid 420] 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) = 5 [pid 420] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 420] 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=-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}, 144./strace-static-x86_64: Process 422 attached [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 420] <... bpf resumed>) = 6 [pid 419] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 423 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 422] set_robust_list(0x5555570f1660, 24 [pid 421] <... prctl resumed>) = 0 [pid 420] <... bpf resumed>) = 7 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 420] exit_group(0 [pid 419] <... bpf resumed>) = 7 [pid 420] <... exit_group resumed>) = ? [pid 422] <... set_robust_list resumed>) = 0 [pid 421] setpgid(0, 0 [pid 420] +++ exited with 0 +++ [pid 419] exit_group(0./strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x5555570f1660, 24 [pid 421] <... setpgid resumed>) = 0 [pid 419] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 423] <... set_robust_list resumed>) = 0 [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 423] setpgid(0, 0) = 0 [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 423] write(3, "1000", 4) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 423] close(3) = 0 [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 422] <... prctl resumed>) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 422] setpgid(0, 0 [pid 421] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 423] <... bpf resumed>) = 3 [pid 422] <... setpgid resumed>) = 0 [pid 421] write(3, "1000", 4 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 424 [pid 421] <... write resumed>) = 4 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 424 attached [pid 424] set_robust_list(0x5555570f1660, 24) = 0 [pid 421] close(3 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 422] <... openat resumed>) = 3 [pid 421] <... close resumed>) = 0 [pid 424] <... prctl resumed>) = 0 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 424] setpgid(0, 0) = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 424] close(3) = 0 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 421] <... bpf resumed>) = 3 [pid 422] write(3, "1000", 4 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 422] <... write resumed>) = 4 [pid 424] <... bpf resumed>) = 3 [pid 422] close(3 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 422] <... close resumed>) = 0 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 419] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 425 ./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x5555570f1660, 24) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4) = 4 [pid 425] close(3) = 0 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 423] <... bpf resumed>) = 4 [pid 424] <... bpf resumed>) = 4 [pid 422] <... bpf resumed>) = 4 [pid 424] 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 422] 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 424] <... bpf resumed>) = 5 [pid 423] 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 422] <... bpf resumed>) = 5 [pid 424] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 423] <... bpf resumed>) = 5 [pid 422] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 421] <... bpf resumed>) = 4 [pid 424] <... bpf resumed>) = 0 [pid 423] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 422] <... bpf resumed>) = 0 [pid 421] 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 424] 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=-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}, 144 [pid 423] <... bpf resumed>) = 0 [pid 422] 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=-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}, 144 [pid 421] <... bpf resumed>) = 5 [pid 424] <... bpf resumed>) = 6 [pid 423] 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=-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}, 144 [pid 421] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 421] <... bpf resumed>) = 0 [pid 424] <... bpf resumed>) = 7 [pid 424] exit_group(0 [pid 421] 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=-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}, 144 [pid 424] <... exit_group resumed>) = ? [pid 422] <... bpf resumed>) = 6 [pid 424] +++ exited with 0 +++ [pid 423] <... bpf resumed>) = 6 [pid 421] <... bpf resumed>) = 6 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 425] <... bpf resumed>) = 4 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 425] 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 423] <... bpf resumed>) = 7 [pid 422] <... bpf resumed>) = 7 [pid 421] <... bpf resumed>) = 7 [pid 425] <... bpf resumed>) = 5 [pid 423] exit_group(0 [pid 422] exit_group(0 [pid 421] exit_group(0 [pid 425] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 423] <... exit_group resumed>) = ? [pid 422] <... exit_group resumed>) = ? [pid 421] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 425] <... bpf resumed>) = 0 [pid 423] +++ exited with 0 +++ [pid 421] +++ exited with 0 +++ [pid 425] 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=-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}, 144 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 426 ./strace-static-x86_64: Process 426 attached [pid 425] <... bpf resumed>) = 6 [pid 426] set_robust_list(0x5555570f1660, 24 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 427 attached [pid 426] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 427 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 428 ./strace-static-x86_64: Process 428 attached [pid 427] set_robust_list(0x5555570f1660, 24 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 427] <... set_robust_list resumed>) = 0 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 428] set_robust_list(0x5555570f1660, 24 [pid 427] <... prctl resumed>) = 0 [pid 426] <... prctl resumed>) = 0 [pid 427] setpgid(0, 0) = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 428] <... set_robust_list resumed>) = 0 [pid 427] <... openat resumed>) = 3 [pid 426] setpgid(0, 0 [pid 427] write(3, "1000", 4) = 4 [pid 427] close(3) = 0 [pid 427] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 427] <... bpf resumed>) = 3 [pid 426] <... setpgid resumed>) = 0 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 428] <... prctl resumed>) = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 428] setpgid(0, 0) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 426] <... openat resumed>) = 3 [pid 428] write(3, "1000", 4) = 4 [pid 428] close(3) = 0 [pid 428] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 426] write(3, "1000", 4 [pid 428] <... bpf resumed>) = 3 [pid 426] <... write resumed>) = 4 [pid 426] close(3) = 0 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 428] <... bpf resumed>) = 4 [pid 427] <... bpf resumed>) = 4 [pid 425] <... bpf resumed>) = 7 [pid 422] +++ exited with 0 +++ [pid 426] <... bpf resumed>) = 4 [pid 428] 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 [ 25.854139][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 25.865619][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 25.873106][ T293] Modules linked in: [ 25.876923][ T293] Preemption disabled at: [ 25.876930][ T293] [] ref_tracker_free+0x11d/0x7d0 [ 25.887618][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 25.899068][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.908972][ T293] Call Trace: [ 25.912170][ T293] [ 25.914949][ T293] dump_stack_lvl+0x151/0x1b7 [ 25.919458][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 25.924325][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 25.929189][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.934481][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 25.939337][ T293] dump_stack+0x15/0x1b [ 25.943331][ T293] __schedule_bug+0x195/0x260 [ 25.947848][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.953133][ T293] ? percpu_counter_add_batch+0x13d/0x160 [ 25.958690][ T293] __schedule+0xcf7/0x1550 [ 25.962942][ T293] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 25.969001][ T293] ? ____fput+0x15/0x20 [ 25.973017][ T293] ? __sched_text_start+0x8/0x8 [ 25.977703][ T293] ? __blkcg_punt_bio_submit+0x180/0x180 [ 25.983258][ T293] ? unlock_page_memcg+0x160/0x160 [ 25.988207][ T293] schedule+0xc3/0x180 [ 25.992213][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 25.997234][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 26.002614][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 26.007997][ T293] do_syscall_64+0x49/0xb0 [ 26.012255][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.017981][ T293] RIP: 0033:0x4e65f7 [ 26.021712][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 26.041153][ T293] RSP: 002b:00007ffd5aba9f18 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [pid 427] 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 426] 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 425] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 428] <... bpf resumed>) = 5 [pid 427] <... bpf resumed>) = 5 [pid 426] <... bpf resumed>) = 5 [pid 425] <... exit_group resumed>) = ? [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 428] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 427] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 426] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 426] 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=-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}, 144 [pid 428] <... bpf resumed>) = 0 [pid 427] <... bpf resumed>) = 0 [pid 425] +++ exited with 0 +++ [pid 297] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 428] 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=-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}, 144 [pid 427] 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=-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}, 144 [pid 426] <... bpf resumed>) = 6 [pid 300] <... restart_syscall resumed>) = 0 [pid 428] <... bpf resumed>) = 6 [pid 427] <... bpf resumed>) = 6 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 428] <... bpf resumed>) = 7 [pid 426] <... bpf resumed>) = 7 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 428] exit_group(0) = ? [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 429 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 429 attached [pid 428] +++ exited with 0 +++ [pid 427] <... bpf resumed>) = 7 [pid 426] exit_group(0./strace-static-x86_64: Process 430 attached [pid 429] set_robust_list(0x5555570f1660, 24 [pid 427] exit_group(0 [pid 426] <... exit_group resumed>) = ? [pid 430] set_robust_list(0x5555570f1660, 24 [pid 429] <... set_robust_list resumed>) = 0 [pid 427] <... exit_group resumed>) = ? [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 430 [pid 430] <... set_robust_list resumed>) = 0 [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 430] setpgid(0, 0) = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 430] write(3, "1000", 4) = 4 [pid 430] close(3) = 0 [pid 430] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [ 26.049398][ T293] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 26.057293][ T293] RDX: 00007ffd5aba9f20 RSI: 0000000000008910 RDI: 0000000000000003 [ 26.065191][ T293] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000c [ 26.073002][ T293] R10: 0000000000554612 R11: 0000000000000286 R12: 00007ffd5aba9f80 [ 26.080817][ T293] R13: 00007ffd5aba9f20 R14: 0000000000423160 R15: 0000000000617180 [ 26.088630][ T293] [pid 430] 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) = 5 [pid 430] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 430] 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=-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}, 144) = 6 [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 430] exit_group(0) = ? [pid 430] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 431 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 432 ./strace-static-x86_64: Process 432 attached [pid 432] set_robust_list(0x5555570f1660, 24) = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 432] setpgid(0, 0) = 0 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 432] write(3, "1000", 4) = 4 [pid 426] +++ exited with 0 +++ [pid 432] close(3) = 0 [pid 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 ./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x5555570f1660, 24) = 0 [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 431] setpgid(0, 0) = 0 [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3) = 0 [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 431] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 432] <... bpf resumed>) = 4 [pid 432] 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) = 5 [pid 432] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 432] 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=-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}, 144) = 6 [pid 431] <... bpf resumed>) = 3 [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 431] <... bpf resumed>) = 4 [pid 432] <... bpf resumed>) = 7 [pid 432] exit_group(0 [pid 431] 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) = 5 [pid 431] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 432] <... exit_group resumed>) = ? [pid 431] 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=-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}, 144) = 6 [pid 432] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 433 [pid 431] <... bpf resumed>) = 7 [pid 431] exit_group(0) = ? [pid 431] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 434 ./strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x5555570f1660, 24) = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 433] setpgid(0, 0) = 0 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 433] write(3, "1000", 4) = 4 [pid 433] close(3) = 0 [pid 433] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 434 attached [pid 434] set_robust_list(0x5555570f1660, 24 [pid 433] <... bpf resumed>) = 3 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 434] <... set_robust_list resumed>) = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 434] setpgid(0, 0) = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 435 [pid 434] <... openat resumed>) = 3 [pid 434] write(3, "1000", 4) = 4 [pid 434] close(3) = 0 [pid 434] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 429] <... prctl resumed>) = 0 [pid 429] setpgid(0, 0) = 0 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [ 26.101797][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000102, exited with 00000101? [ 26.113746][ T426] BUG: scheduling while atomic: syz-executor360/426/0x00000002 [ 26.121050][ T426] Modules linked in: [ 26.125667][ T426] Preemption disabled at: [ 26.125678][ T426] [] bpf_ksym_del+0x2b/0x150 [ 26.136486][ T426] CPU: 0 PID: 426 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 429] <... openat resumed>) = 3 [pid 429] write(3, "1000", 4) = 4 [pid 429] close(3) = 0 [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 435 attached [pid 435] set_robust_list(0x5555570f1660, 24) = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 435] setpgid(0, 0) = 0 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 435] write(3, "1000", 4) = 4 [pid 435] close(3) = 0 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [ 26.147854][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.157827][ T426] Call Trace: [ 26.160958][ T426] [ 26.163729][ T426] dump_stack_lvl+0x151/0x1b7 [ 26.168240][ T426] ? bpf_ksym_del+0x2b/0x150 [ 26.172667][ T426] ? bpf_ksym_del+0x2b/0x150 [ 26.177152][ T426] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.182391][ T426] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 26.188028][ T426] ? bpf_ksym_del+0x2b/0x150 [ 26.192456][ T426] dump_stack+0x15/0x1b [ 26.196534][ T426] __schedule_bug+0x195/0x260 [ 26.201052][ T426] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.206470][ T426] __schedule+0xcf7/0x1550 [ 26.210725][ T426] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 26.216109][ T426] ? __sched_text_start+0x8/0x8 [ 26.220788][ T426] ? _raw_write_lock_irqsave+0x1a0/0x1e0 [ 26.226345][ T426] do_task_dead+0x99/0xa0 [ 26.230797][ T426] do_exit+0x202a/0x2b80 [ 26.234870][ T426] ? put_task_struct+0x80/0x80 [ 26.239473][ T426] ? __kasan_check_write+0x14/0x20 [ 26.244507][ T426] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 26.249453][ T426] ? _raw_spin_lock_irqsave+0x210/0x210 [ 26.254837][ T426] ? zap_other_threads+0x29c/0x2d0 [ 26.259784][ T426] do_group_exit+0x21a/0x2d0 [ 26.264563][ T426] __x64_sys_exit_group+0x3f/0x40 [ 26.269424][ T426] do_syscall_64+0x3d/0xb0 [ 26.273673][ T426] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.279402][ T426] RIP: 0033:0x7f6d61a43ff9 [ 26.283645][ T426] Code: Unable to access opcode bytes at 0x7f6d61a43fcf. [ 26.290517][ T426] RSP: 002b:00007ffc5ba99cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 433] <... bpf resumed>) = 4 [pid 427] +++ exited with 0 +++ [pid 434] <... bpf resumed>) = 4 [pid 435] <... bpf resumed>) = 4 [pid 429] <... bpf resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 435] 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 434] 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 433] 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 429] 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 435] <... bpf resumed>) = 5 [pid 434] <... bpf resumed>) = 5 [pid 433] <... bpf resumed>) = 5 [pid 429] <... bpf resumed>) = 5 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 435] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 434] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 433] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 429] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 437 ./strace-static-x86_64: Process 437 attached [pid 429] <... bpf resumed>) = 0 [pid 435] <... bpf resumed>) = 0 [pid 434] <... bpf resumed>) = 0 [pid 433] <... bpf resumed>) = 0 [pid 429] 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=-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}, 144 [pid 437] set_robust_list(0x5555570f1660, 24 [pid 435] 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=-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}, 144 [pid 434] 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=-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}, 144 [pid 433] 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=-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}, 144 [pid 429] <... bpf resumed>) = 6 [pid 437] <... set_robust_list resumed>) = 0 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 429] exit_group(0) = ? [pid 435] <... bpf resumed>) = 6 [pid 429] +++ exited with 0 +++ [pid 434] <... bpf resumed>) = 6 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 433] <... bpf resumed>) = 6 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 438 attached [pid 437] <... prctl resumed>) = 0 [pid 435] <... bpf resumed>) = 7 [pid 434] <... bpf resumed>) = 7 [pid 433] <... bpf resumed>) = 7 [pid 438] set_robust_list(0x5555570f1660, 24 [pid 437] setpgid(0, 0 [pid 434] exit_group(0 [pid 433] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 438 [pid 435] exit_group(0 [pid 438] <... set_robust_list resumed>) = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 438] setpgid(0, 0 [pid 437] <... setpgid resumed>) = 0 [pid 435] <... exit_group resumed>) = ? [pid 434] <... exit_group resumed>) = ? [pid 433] <... exit_group resumed>) = ? [pid 438] <... setpgid resumed>) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 438] <... openat resumed>) = 3 [pid 438] write(3, "1000", 4) = 4 [pid 438] close(3) = 0 [pid 438] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 433] +++ exited with 0 +++ [pid 434] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 437] <... openat resumed>) = 3 [pid 297] <... restart_syscall resumed>) = 0 [pid 437] write(3, "1000", 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 437] <... write resumed>) = 4 [pid 438] <... bpf resumed>) = 3 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 437] close(3) = 0 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 439 attached [pid 437] <... bpf resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 439 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 440 attached [pid 439] set_robust_list(0x5555570f1660, 24 [pid 440] set_robust_list(0x5555570f1660, 24 [pid 439] <... set_robust_list resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 440 [pid 440] <... set_robust_list resumed>) = 0 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 440] <... prctl resumed>) = 0 [pid 440] setpgid(0, 0 [pid 439] <... prctl resumed>) = 0 [pid 440] <... setpgid resumed>) = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 439] setpgid(0, 0 [pid 440] write(3, "1000", 4) = 4 [pid 440] close(3) = 0 [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 439] <... setpgid resumed>) = 0 [pid 440] <... bpf resumed>) = 3 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 439] <... openat resumed>) = 3 [pid 439] write(3, "1000", 4) = 4 [pid 439] close(3) = 0 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 440] <... bpf resumed>) = 4 [pid 439] <... bpf resumed>) = 4 [pid 438] <... bpf resumed>) = 4 [pid 437] <... bpf resumed>) = 4 [pid 440] 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 439] 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 438] 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 437] 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 435] +++ exited with 0 +++ [pid 440] <... bpf resumed>) = 5 [pid 439] <... bpf resumed>) = 5 [pid 438] <... bpf resumed>) = 5 [pid 437] <... bpf resumed>) = 5 [pid 440] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 439] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 438] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 437] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 440] <... bpf resumed>) = 0 [pid 439] <... bpf resumed>) = 0 [pid 438] <... bpf resumed>) = 0 [pid 437] <... bpf resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 440] 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=-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}, 144 [pid 439] 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=-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}, 144 [pid 438] 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=-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}, 144 [pid 437] 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=-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}, 144 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 440] <... bpf resumed>) = 6 [pid 439] <... bpf resumed>) = 6 [pid 438] <... bpf resumed>) = 6 [pid 437] <... bpf resumed>) = 6 [pid 298] <... restart_syscall resumed>) = 0 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 440] <... bpf resumed>) = 7 [pid 439] <... bpf resumed>) = 7 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 437] <... bpf resumed>) = 7 [pid 440] exit_group(0 [pid 439] exit_group(0 [pid 438] <... bpf resumed>) = 7 [pid 437] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 440] <... exit_group resumed>) = ? [pid 439] <... exit_group resumed>) = ? [pid 438] exit_group(0 [pid 437] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 441 attached [pid 440] +++ exited with 0 +++ [pid 439] +++ exited with 0 +++ [pid 438] <... exit_group resumed>) = ? [pid 441] set_robust_list(0x5555570f1660, 24 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 441 [pid 441] <... set_robust_list resumed>) = 0 [pid 438] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 441] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 443 attached [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 443 [pid 441] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 442 [pid 443] set_robust_list(0x5555570f1660, 24./strace-static-x86_64: Process 442 attached [pid 442] set_robust_list(0x5555570f1660, 24) = 0 [pid 441] <... setpgid resumed>) = 0 [pid 443] <... set_robust_list resumed>) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 442] <... setpgid resumed>) = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 442] write(3, "1000", 4) = 4 [pid 442] close(3) = 0 [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 444 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 442] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 443] <... prctl resumed>) = 0 [pid 441] <... openat resumed>) = 3 [pid 441] write(3, "1000", 4 [pid 443] setpgid(0, 0) = 0 [pid 442] <... bpf resumed>) = 3 [pid 441] <... write resumed>) = 4 ./strace-static-x86_64: Process 444 attached [pid 441] close(3 [pid 444] set_robust_list(0x5555570f1660, 24) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 441] <... close resumed>) = 0 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 444] setpgid(0, 0 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 443] <... openat resumed>) = 3 [pid 444] <... setpgid resumed>) = 0 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 444] write(3, "1000", 4) = 4 [pid 444] close(3) = 0 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 441] <... bpf resumed>) = 3 [pid 443] write(3, "1000", 4 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 443] <... write resumed>) = 4 [pid 443] close(3) = 0 [pid 437] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, 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 [pid 444] <... bpf resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 445 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x5555570f1660, 24) = 0 [pid 443] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 445] setpgid(0, 0) = 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 26.298758][ T426] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d61a43ff9 [ 26.307121][ T426] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 26.314984][ T426] RBP: 00007f6d61abf2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 26.322790][ T426] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d61abf2b0 [ 26.330620][ T426] R13: 0000000000000000 R14: 00007f6d61abfd20 R15: 00007f6d61a15180 [ 26.338516][ T426] [pid 445] write(3, "1000", 4 [pid 443] <... bpf resumed>) = 3 [pid 445] <... write resumed>) = 4 [pid 445] close(3) = 0 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 445] <... bpf resumed>) = 3 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 444] <... bpf resumed>) = 4 [pid 444] 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 441] <... bpf resumed>) = 4 [pid 445] <... bpf resumed>) = 4 [pid 443] <... bpf resumed>) = 4 [pid 442] <... bpf resumed>) = 4 [pid 441] 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) = 5 [pid 441] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 444] <... bpf resumed>) = 5 [pid 441] <... bpf resumed>) = 0 [pid 441] 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=-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}, 144 [pid 445] 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 444] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 443] 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 442] 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 445] <... bpf resumed>) = 5 [pid 444] <... bpf resumed>) = 0 [pid 443] <... bpf resumed>) = 5 [pid 442] <... bpf resumed>) = 5 [pid 441] <... bpf resumed>) = 6 [pid 445] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 444] 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=-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}, 144 [pid 443] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 442] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 445] <... bpf resumed>) = 0 [pid 444] <... bpf resumed>) = 6 [pid 443] <... bpf resumed>) = 0 [pid 442] <... bpf resumed>) = 0 [pid 441] <... bpf resumed>) = 7 [pid 445] 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=-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}, 144 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 443] 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=-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}, 144 [pid 442] 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=-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}, 144 [pid 441] exit_group(0 [pid 444] <... bpf resumed>) = 7 [pid 441] <... exit_group resumed>) = ? [pid 441] +++ exited with 0 +++ [ 26.407209][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 26.419777][ T445] BUG: scheduling while atomic: syz-executor360/445/0x00000002 [ 26.427573][ T445] Modules linked in: [ 26.431279][ T445] Preemption disabled at: [ 26.431286][ T445] [] is_module_text_address+0x1f/0x360 [ 26.442619][ T445] CPU: 0 PID: 445 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 26.454078][ T445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.463958][ T445] Call Trace: [ 26.467073][ T445] [ 26.469850][ T445] dump_stack_lvl+0x151/0x1b7 [ 26.474365][ T445] ? is_module_text_address+0x1f/0x360 [ 26.479746][ T445] ? is_module_text_address+0x1f/0x360 [ 26.485129][ T445] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.490421][ T445] ? is_module_text_address+0x1f/0x360 [ 26.495717][ T445] dump_stack+0x15/0x1b [ 26.499706][ T445] __schedule_bug+0x195/0x260 [ 26.504235][ T445] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.509869][ T445] __schedule+0xcf7/0x1550 [ 26.514208][ T445] ? __kasan_check_write+0x14/0x20 [ 26.519150][ T445] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 26.524105][ T445] ? __sched_text_start+0x8/0x8 [ 26.528785][ T445] ? __kasan_check_read+0x11/0x20 [ 26.533644][ T445] ? cgroup_update_frozen+0x15f/0x980 [ 26.538855][ T445] schedule+0xc3/0x180 [ 26.542762][ T445] ptrace_stop+0x54f/0x930 [ 26.547902][ T445] ptrace_notify+0x225/0x350 [ 26.552319][ T445] ? do_notify_parent+0xa20/0xa20 [ 26.557452][ T445] ? __kasan_check_write+0x14/0x20 [ 26.562395][ T445] ? fpregs_restore_userregs+0x130/0x290 [ 26.567852][ T445] syscall_exit_to_user_mode+0xa2/0x140 [ 26.573246][ T445] do_syscall_64+0x49/0xb0 [ 26.577487][ T445] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.583217][ T445] RIP: 0033:0x7f6d61a45ea9 [ 26.587466][ T445] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 445] <... bpf resumed>) = 6 [pid 444] exit_group(0 [pid 443] <... bpf resumed>) = 6 [pid 442] <... bpf resumed>) = 6 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 445] exit_group(0) = ? [pid 444] <... exit_group resumed>) = ? [ 26.607308][ T445] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 26.615555][ T445] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 26.623381][ T445] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 26.631175][ T445] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 26.638988][ T445] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.646799][ T445] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 26.654703][ T445] [ 26.658880][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 26.670470][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 26.677976][ T293] Modules linked in: [ 26.681641][ T293] Preemption disabled at: [ 26.681648][ T293] [] up_read+0x16/0x170 [ 26.691449][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 26.703187][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.713205][ T293] Call Trace: [ 26.716315][ T293] [ 26.719200][ T293] dump_stack_lvl+0x151/0x1b7 [ 26.723698][ T293] ? up_read+0x16/0x170 [ 26.727684][ T293] ? up_read+0x16/0x170 [ 26.731690][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.736978][ T293] ? up_read+0x16/0x170 [ 26.741053][ T293] dump_stack+0x15/0x1b [ 26.745143][ T293] __schedule_bug+0x195/0x260 [ 26.749652][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.755036][ T293] __schedule+0xcf7/0x1550 [ 26.759286][ T293] ? __sched_text_start+0x8/0x8 [ 26.763986][ T293] ? __kasan_check_write+0x14/0x20 [ 26.768915][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 26.773690][ T293] schedule+0xc3/0x180 [ 26.777595][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 26.782634][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 26.787926][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 26.793311][ T293] do_syscall_64+0x49/0xb0 [ 26.797560][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.803288][ T293] RIP: 0033:0x4e815a [ 26.807037][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 26.826554][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 26.834806][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 26.842692][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 00000000000001bb [ 26.850589][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 445] +++ exited with 0 +++ [pid 444] +++ exited with 0 +++ [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 443] <... bpf resumed>) = 7 [pid 442] <... bpf resumed>) = 7 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 443] exit_group(0 [pid 442] exit_group(0) = ? ./strace-static-x86_64: Process 448 attached [pid 443] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 448] set_robust_list(0x5555570f1660, 24 [pid 442] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 448] <... set_robust_list resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 448 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 448] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 449 attached [pid 448] setpgid(0, 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 449 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 449] set_robust_list(0x5555570f1660, 24) = 0 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 449] setpgid(0, 0) = 0 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 449] <... openat resumed>) = 3 [pid 449] write(3, "1000", 4) = 4 [pid 449] close(3 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 450 [pid 449] <... close resumed>) = 0 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 451 attached ./strace-static-x86_64: Process 450 attached [pid 448] <... setpgid resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 451 [pid 451] set_robust_list(0x5555570f1660, 24 [pid 450] set_robust_list(0x5555570f1660, 24 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 451] <... set_robust_list resumed>) = 0 [pid 450] <... set_robust_list resumed>) = 0 [pid 449] <... bpf resumed>) = 3 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 448] <... openat resumed>) = 3 [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 448] write(3, "1000", 4 [pid 450] <... prctl resumed>) = 0 [pid 450] setpgid(0, 0) = 0 [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 448] <... write resumed>) = 4 [pid 451] <... prctl resumed>) = 0 [pid 451] setpgid(0, 0 [pid 448] close(3 [pid 451] <... setpgid resumed>) = 0 [pid 450] <... openat resumed>) = 3 [pid 448] <... close resumed>) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 450] write(3, "1000", 4 [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 451] <... openat resumed>) = 3 [pid 450] <... write resumed>) = 4 [pid 451] write(3, "1000", 4 [pid 450] close(3 [pid 451] <... write resumed>) = 4 [pid 448] <... bpf resumed>) = 3 [pid 451] close(3 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 451] <... close resumed>) = 0 [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 450] <... close resumed>) = 0 [pid 450] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 451] <... bpf resumed>) = 3 [pid 450] <... bpf resumed>) = 3 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 449] <... bpf resumed>) = 4 [pid 449] 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) = 5 [pid 449] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 449] 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=-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}, 144) = 6 [ 26.858489][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 26.866388][ T293] R13: 00000000200001c0 R14: 00000000022e4010 R15: 00000000022e72c0 [ 26.874205][ T293] [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 443] +++ exited with 0 +++ [pid 451] <... bpf resumed>) = 4 [pid 450] <... bpf resumed>) = 4 [pid 449] <... bpf resumed>) = 7 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 451] 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 450] 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 449] exit_group(0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 451] <... bpf resumed>) = 5 [pid 450] <... bpf resumed>) = 5 [pid 449] <... exit_group resumed>) = ? [pid 448] <... bpf resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 451] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 450] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 451] <... bpf resumed>) = 0 [pid 450] <... bpf resumed>) = 0 [pid 449] +++ exited with 0 +++ [pid 448] 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 451] 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=-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}, 144 [pid 450] 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=-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}, 144 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 448] <... bpf resumed>) = 5 [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 451] <... bpf resumed>) = 6 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 452 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 453 attached ./strace-static-x86_64: Process 452 attached [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 450] <... bpf resumed>) = 6 [pid 448] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 452] set_robust_list(0x5555570f1660, 24 [pid 451] <... bpf resumed>) = 7 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 448] <... bpf resumed>) = 0 [pid 453] set_robust_list(0x5555570f1660, 24 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 453 [pid 452] <... set_robust_list resumed>) = 0 [pid 451] exit_group(0 [pid 450] <... bpf resumed>) = 7 [pid 448] 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=-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}, 144 [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 451] <... exit_group resumed>) = ? [pid 450] exit_group(0 [pid 453] <... set_robust_list resumed>) = 0 [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 453] setpgid(0, 0) = 0 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 450] <... exit_group resumed>) = ? [pid 448] <... bpf resumed>) = 6 [pid 453] write(3, "1000", 4) = 4 [pid 453] close(3) = 0 [pid 453] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 451] +++ exited with 0 +++ [pid 452] <... prctl resumed>) = 0 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 452] setpgid(0, 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 453] <... bpf resumed>) = 3 [pid 452] <... setpgid resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] <... restart_syscall resumed>) = 0 [pid 452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 452] write(3, "1000", 4) = 4 [pid 452] close(3./strace-static-x86_64: Process 454 attached ) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 454 [pid 454] set_robust_list(0x5555570f1660, 24 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 454] <... set_robust_list resumed>) = 0 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0) = 0 [pid 452] <... bpf resumed>) = 3 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 454] <... openat resumed>) = 3 [pid 454] write(3, "1000", 4) = 4 [pid 454] close(3) = 0 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 450] +++ exited with 0 +++ [pid 448] <... bpf resumed>) = 7 [pid 454] <... bpf resumed>) = 4 [pid 453] <... bpf resumed>) = 4 [pid 452] <... bpf resumed>) = 4 [pid 448] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 453] 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 452] 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 448] <... exit_group resumed>) = ? [ 26.953008][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 26.964508][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 26.972046][ T293] Modules linked in: [ 26.975793][ T293] Preemption disabled at: [ 26.975799][ T293] [] up_read+0x16/0x170 [ 26.985467][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 26.997016][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.006995][ T293] Call Trace: [ 27.010232][ T293] [ 27.013021][ T293] dump_stack_lvl+0x151/0x1b7 [ 27.017522][ T293] ? up_read+0x16/0x170 [ 27.021613][ T293] ? up_read+0x16/0x170 [ 27.025702][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.031002][ T293] ? up_read+0x16/0x170 [ 27.034990][ T293] dump_stack+0x15/0x1b [ 27.038978][ T293] __schedule_bug+0x195/0x260 [ 27.043494][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.048787][ T293] __schedule+0xcf7/0x1550 [ 27.053051][ T293] ? __sched_text_start+0x8/0x8 [ 27.057737][ T293] ? __kasan_check_write+0x14/0x20 [ 27.062674][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 27.067451][ T293] schedule+0xc3/0x180 [ 27.071356][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 27.076573][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 27.081871][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 27.087252][ T293] do_syscall_64+0x49/0xb0 [ 27.091510][ T293] ? sysvec_call_function_single+0x52/0xb0 [ 27.097143][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.102872][ T293] RIP: 0033:0x4e815a [ 27.106602][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 27.126394][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 27.134638][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 27.142618][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 00000000000001c6 [pid 454] 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 297] restart_syscall(<... resuming interrupted clone ...> [pid 453] <... bpf resumed>) = 5 [pid 452] <... bpf resumed>) = 5 [pid 448] +++ exited with 0 +++ [pid 297] <... restart_syscall resumed>) = 0 [pid 454] <... bpf resumed>) = 5 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 454] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 454] 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=-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}, 144 [pid 453] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 452] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 454] <... bpf resumed>) = 6 [pid 453] <... bpf resumed>) = 0 [pid 452] <... bpf resumed>) = 0 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 454] exit_group(0) = ? [pid 452] 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=-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}, 144 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 455 [pid 453] 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=-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}, 144 [pid 454] +++ exited with 0 +++ [pid 452] <... bpf resumed>) = 6 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x5555570f1660, 24) = 0 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 455] <... prctl resumed>) = 0 [pid 455] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 456 [pid 455] <... setpgid resumed>) = 0 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 452] <... bpf resumed>) = 7 [pid 455] <... openat resumed>) = 3 [pid 452] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 452] <... exit_group resumed>) = ? [pid 455] write(3, "1000", 4) = 4 [pid 455] close(3) = 0 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 456 attached [pid 453] <... bpf resumed>) = 6 [pid 452] +++ exited with 0 +++ [pid 455] <... bpf resumed>) = 3 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, 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 [pid 456] set_robust_list(0x5555570f1660, 24 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 455] 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) = 5 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 457 [pid 453] <... bpf resumed>) = 7 [pid 455] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 455] 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=-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}, 144./strace-static-x86_64: Process 458 attached ./strace-static-x86_64: Process 457 attached [pid 456] <... set_robust_list resumed>) = 0 [pid 453] exit_group(0 [pid 458] set_robust_list(0x5555570f1660, 24 [pid 457] set_robust_list(0x5555570f1660, 24 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 455] <... bpf resumed>) = 6 [pid 453] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 458 [pid 458] <... set_robust_list resumed>) = 0 [pid 456] <... prctl resumed>) = 0 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 457] <... set_robust_list resumed>) = 0 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 457] setpgid(0, 0) = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 456] setpgid(0, 0 [pid 457] <... openat resumed>) = 3 [pid 457] write(3, "1000", 4) = 4 [pid 457] close(3) = 0 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 456] <... setpgid resumed>) = 0 [pid 458] <... prctl resumed>) = 0 [pid 457] <... bpf resumed>) = 3 [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] setpgid(0, 0 [pid 456] <... openat resumed>) = 3 [pid 456] write(3, "1000", 4) = 4 [pid 456] close(3) = 0 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 458] <... setpgid resumed>) = 0 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 456] <... bpf resumed>) = 3 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 458] <... openat resumed>) = 3 [pid 458] write(3, "1000", 4) = 4 [pid 458] close(3) = 0 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 453] +++ exited with 0 +++ [pid 458] <... bpf resumed>) = 4 [pid 457] <... bpf resumed>) = 4 [pid 456] <... bpf resumed>) = 4 [pid 455] <... bpf resumed>) = 7 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 458] 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 457] 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 [ 27.150433][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 27.158437][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 27.166441][ T293] R13: 0000000020000340 R14: 00000000022e4010 R15: 00000000022e72c0 [ 27.174251][ T293] [pid 456] 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 455] exit_group(0 [pid 458] <... bpf resumed>) = 5 [pid 457] <... bpf resumed>) = 5 [pid 456] <... bpf resumed>) = 5 [pid 455] <... exit_group resumed>) = ? [pid 458] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 457] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 456] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 458] <... bpf resumed>) = 0 [pid 457] <... bpf resumed>) = 0 [pid 456] <... bpf resumed>) = 0 [pid 455] +++ exited with 0 +++ [pid 458] 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=-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}, 144 [pid 457] 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=-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}, 144 [pid 456] 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=-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}, 144 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 458] <... bpf resumed>) = 6 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 456] <... bpf resumed>) = 6 [pid 297] <... restart_syscall resumed>) = 0 [pid 458] <... bpf resumed>) = 7 [pid 457] <... bpf resumed>) = 6 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 458] exit_group(0 [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 456] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 459 attached [pid 458] <... exit_group resumed>) = ? [pid 457] <... bpf resumed>) = 7 [pid 456] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 459] set_robust_list(0x5555570f1660, 24 [pid 458] +++ exited with 0 +++ [pid 457] exit_group(0 [pid 456] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 459 ./strace-static-x86_64: Process 460 attached [pid 459] <... set_robust_list resumed>) = 0 [pid 457] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 460 [pid 460] set_robust_list(0x5555570f1660, 24 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 456] +++ exited with 0 +++ [pid 460] <... set_robust_list resumed>) = 0 [pid 459] <... prctl resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 459] setpgid(0, 0 [pid 460] <... prctl resumed>) = 0 [pid 459] <... setpgid resumed>) = 0 [pid 460] setpgid(0, 0 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 461 attached [pid 460] <... setpgid resumed>) = 0 [pid 459] <... openat resumed>) = 3 [pid 461] set_robust_list(0x5555570f1660, 24 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 459] write(3, "1000", 4 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 461 [pid 461] <... set_robust_list resumed>) = 0 [pid 460] <... openat resumed>) = 3 [pid 459] <... write resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 460] write(3, "1000", 4 [pid 459] close(3./strace-static-x86_64: Process 462 attached [pid 461] <... prctl resumed>) = 0 [pid 460] <... write resumed>) = 4 [pid 459] <... close resumed>) = 0 [pid 457] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 462 [pid 462] set_robust_list(0x5555570f1660, 24 [pid 461] setpgid(0, 0 [pid 460] close(3 [pid 459] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 462] <... set_robust_list resumed>) = 0 [pid 461] <... setpgid resumed>) = 0 [pid 460] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 459] <... bpf resumed>) = 3 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 462] <... prctl resumed>) = 0 [pid 461] <... openat resumed>) = 3 [pid 460] <... bpf resumed>) = 3 [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 462] setpgid(0, 0 [pid 461] write(3, "1000", 4 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 462] <... setpgid resumed>) = 0 [pid 461] <... write resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 463 attached [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 461] close(3 [pid 463] set_robust_list(0x5555570f1660, 24 [pid 462] <... openat resumed>) = 3 [pid 461] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 463 [pid 463] <... set_robust_list resumed>) = 0 [pid 462] write(3, "1000", 4 [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 462] <... write resumed>) = 4 [pid 461] <... bpf resumed>) = 3 [pid 463] <... prctl resumed>) = 0 [pid 462] close(3 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 463] setpgid(0, 0 [pid 462] <... close resumed>) = 0 [pid 463] <... setpgid resumed>) = 0 [pid 462] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 462] <... bpf resumed>) = 3 [pid 463] <... openat resumed>) = 3 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 463] write(3, "1000", 4) = 4 [pid 463] close(3) = 0 [pid 463] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 459] <... bpf resumed>) = 4 [pid 463] <... bpf resumed>) = 4 [pid 462] <... bpf resumed>) = 4 [pid 461] <... bpf resumed>) = 4 [pid 460] <... bpf resumed>) = 4 [pid 459] 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 463] 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 462] 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 461] 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 460] 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 459] <... bpf resumed>) = 5 [pid 463] <... bpf resumed>) = 5 [pid 462] <... bpf resumed>) = 5 [pid 461] <... bpf resumed>) = 5 [pid 460] <... bpf resumed>) = 5 [pid 459] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 463] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 462] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 461] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 460] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 459] <... bpf resumed>) = 0 [pid 463] <... bpf resumed>) = 0 [pid 462] <... bpf resumed>) = 0 [pid 461] <... bpf resumed>) = 0 [pid 460] <... bpf resumed>) = 0 [pid 459] 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=-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}, 144 [pid 463] 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=-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}, 144 [pid 462] 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=-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}, 144 [pid 461] 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=-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}, 144 [pid 460] 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=-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}, 144 [pid 459] <... bpf resumed>) = 6 [pid 461] <... bpf resumed>) = 6 [pid 463] <... bpf resumed>) = 6 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 463] exit_group(0) = ? [pid 462] <... bpf resumed>) = 6 [pid 463] +++ exited with 0 +++ [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 460] <... bpf resumed>) = 6 [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 462] <... bpf resumed>) = 7 [pid 461] <... bpf resumed>) = 7 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 459] <... bpf resumed>) = 7 [pid 462] exit_group(0 [pid 461] exit_group(0 [pid 460] <... bpf resumed>) = 7 [pid 459] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 462] <... exit_group resumed>) = ? [pid 461] <... exit_group resumed>) = ? [pid 460] exit_group(0 [pid 459] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 462] +++ exited with 0 +++ [pid 461] +++ exited with 0 +++ ./strace-static-x86_64: Process 465 attached [pid 460] <... exit_group resumed>) = ? [pid 459] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 465 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 465] set_robust_list(0x5555570f1660, 24) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 465] <... prctl resumed>) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 465] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 466 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] <... write resumed>) = 4 [pid 465] close(3) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 468 attached ./strace-static-x86_64: Process 467 attached ./strace-static-x86_64: Process 466 attached [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 468 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 467 [pid 468] set_robust_list(0x5555570f1660, 24 [pid 467] set_robust_list(0x5555570f1660, 24 [pid 466] set_robust_list(0x5555570f1660, 24 [pid 465] <... bpf resumed>) = 3 [pid 468] <... set_robust_list resumed>) = 0 [pid 467] <... set_robust_list resumed>) = 0 [pid 466] <... set_robust_list resumed>) = 0 [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 468] <... prctl resumed>) = 0 [pid 467] <... prctl resumed>) = 0 [pid 466] <... prctl resumed>) = 0 [pid 468] setpgid(0, 0 [pid 467] setpgid(0, 0 [pid 466] setpgid(0, 0 [pid 468] <... setpgid resumed>) = 0 [pid 467] <... setpgid resumed>) = 0 [pid 466] <... setpgid resumed>) = 0 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 468] <... openat resumed>) = 3 [pid 467] <... openat resumed>) = 3 [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 468] write(3, "1000", 4 [pid 467] write(3, "1000", 4 [pid 466] <... openat resumed>) = 3 [pid 468] <... write resumed>) = 4 [pid 467] <... write resumed>) = 4 [pid 466] write(3, "1000", 4 [pid 468] close(3 [pid 467] close(3 [pid 466] <... write resumed>) = 4 [pid 468] <... close resumed>) = 0 [pid 467] <... close resumed>) = 0 [pid 466] close(3 [pid 460] +++ exited with 0 +++ [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 466] <... close resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 468] <... bpf resumed>) = 3 [pid 467] <... bpf resumed>) = 3 [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 466] <... bpf resumed>) = 3 [pid 297] <... restart_syscall resumed>) = 0 [pid 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 469 ./strace-static-x86_64: Process 469 attached [pid 469] set_robust_list(0x5555570f1660, 24) = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 469] setpgid(0, 0) = 0 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 469] write(3, "1000", 4) = 4 [pid 469] close(3) = 0 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 468] <... bpf resumed>) = 4 [pid 467] <... bpf resumed>) = 4 [pid 465] <... bpf resumed>) = 4 [pid 466] <... bpf resumed>) = 4 [pid 469] <... bpf resumed>) = 4 [pid 468] 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 469] 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 468] <... bpf resumed>) = 5 [pid 467] 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 466] 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 465] 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 469] <... bpf resumed>) = 5 [pid 468] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 467] <... bpf resumed>) = 5 [pid 466] <... bpf resumed>) = 5 [pid 465] <... bpf resumed>) = 5 [pid 469] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 468] <... bpf resumed>) = 0 [pid 467] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 466] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 465] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 469] <... bpf resumed>) = 0 [pid 468] 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=-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}, 144 [pid 467] <... bpf resumed>) = 0 [pid 469] 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=-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}, 144 [pid 468] <... bpf resumed>) = 6 [pid 466] <... bpf resumed>) = 0 [pid 465] <... bpf resumed>) = 0 [pid 469] <... bpf resumed>) = 6 [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 467] 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=-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}, 144 [pid 466] 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=-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}, 144 [pid 465] 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=-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}, 144 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 468] <... bpf resumed>) = 7 [pid 469] <... bpf resumed>) = 7 [pid 468] exit_group(0 [pid 469] exit_group(0 [pid 468] <... exit_group resumed>) = ? [pid 469] <... exit_group resumed>) = ? [pid 468] +++ exited with 0 +++ [pid 469] +++ exited with 0 +++ [pid 466] <... bpf resumed>) = 6 [pid 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 466] exit_group(0) = ? [pid 466] +++ exited with 0 +++ [pid 465] <... bpf resumed>) = 6 [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 465] exit_group(0) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=466, 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=0x5555570f1650) = 470 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 471 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 472 [ 27.308232][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 27.319997][ T467] BUG: scheduling while atomic: syz-executor360/467/0x00000002 [ 27.327484][ T467] Modules linked in: [ 27.331190][ T467] Preemption disabled at: [ 27.331196][ T467] [] is_module_text_address+0x1f/0x360 [ 27.342312][ T467] CPU: 1 PID: 467 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 27.353672][ T467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.363746][ T467] Call Trace: [ 27.366871][ T467] [ 27.369743][ T467] dump_stack_lvl+0x151/0x1b7 [ 27.374281][ T467] ? is_module_text_address+0x1f/0x360 [ 27.379550][ T467] ? is_module_text_address+0x1f/0x360 [ 27.384839][ T467] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.390132][ T467] ? is_module_text_address+0x1f/0x360 [ 27.395428][ T467] dump_stack+0x15/0x1b [ 27.399415][ T467] __schedule_bug+0x195/0x260 [ 27.404017][ T467] ? irqentry_exit+0x30/0x40 [ 27.408445][ T467] ? sysvec_irq_work+0x52/0xb0 [ 27.413044][ T467] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.418342][ T467] __schedule+0xcf7/0x1550 [ 27.422766][ T467] ? __kasan_check_write+0x14/0x20 [ 27.427797][ T467] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 27.432829][ T467] ? __sched_text_start+0x8/0x8 [ 27.437953][ T467] ? __kasan_check_read+0x11/0x20 [ 27.442814][ T467] ? cgroup_update_frozen+0x15f/0x980 [ 27.448021][ T467] ? ptrace_stop+0x367/0x930 [ 27.452448][ T467] schedule+0xc3/0x180 [ 27.456353][ T467] ptrace_stop+0x54f/0x930 [ 27.460611][ T467] ptrace_notify+0x225/0x350 [ 27.465034][ T467] ? do_notify_parent+0xa20/0xa20 [ 27.469895][ T467] ? __kasan_check_write+0x14/0x20 [ 27.474878][ T467] ? fpregs_restore_userregs+0x130/0x290 [ 27.480399][ T467] syscall_exit_to_user_mode+0xa2/0x140 [ 27.485865][ T467] do_syscall_64+0x49/0xb0 [ 27.490124][ T467] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.495884][ T467] RIP: 0033:0x7f6d61a45ea9 [ 27.500296][ T467] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [ 27.519722][ T467] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 27.527967][ T467] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 27.535781][ T467] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 27.543589][ T467] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [pid 467] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 472 attached ./strace-static-x86_64: Process 471 attached ./strace-static-x86_64: Process 470 attached [pid 465] +++ exited with 0 +++ [pid 472] set_robust_list(0x5555570f1660, 24 [pid 471] set_robust_list(0x5555570f1660, 24 [pid 470] set_robust_list(0x5555570f1660, 24 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 472] <... set_robust_list resumed>) = 0 [pid 471] <... set_robust_list resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 470] <... set_robust_list resumed>) = 0 [pid 467] <... bpf resumed>) = 7 [pid 299] <... restart_syscall resumed>) = 0 [pid 472] <... prctl resumed>) = 0 [pid 471] <... prctl resumed>) = 0 [pid 472] setpgid(0, 0 [pid 471] setpgid(0, 0 [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 472] <... setpgid resumed>) = 0 [pid 471] <... setpgid resumed>) = 0 [pid 470] <... prctl resumed>) = 0 [pid 467] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 473 attached [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 470] setpgid(0, 0 [pid 467] <... exit_group resumed>) = ? [pid 473] set_robust_list(0x5555570f1660, 24 [pid 472] <... openat resumed>) = 3 [pid 471] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 473 [pid 472] write(3, "1000", 4 [pid 471] write(3, "1000", 4 [pid 470] <... setpgid resumed>) = 0 [pid 472] <... write resumed>) = 4 [pid 471] <... write resumed>) = 4 [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 472] close(3 [pid 471] close(3 [pid 472] <... close resumed>) = 0 [pid 471] <... close resumed>) = 0 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 470] <... openat resumed>) = 3 [pid 473] <... set_robust_list resumed>) = 0 [pid 472] <... bpf resumed>) = 3 [pid 471] <... bpf resumed>) = 3 [pid 470] write(3, "1000", 4 [pid 467] +++ exited with 0 +++ [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 470] <... write resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 473] <... prctl resumed>) = 0 [pid 470] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 470] <... close resumed>) = 0 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 473] setpgid(0, 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 470] <... bpf resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 474 [pid 473] <... setpgid resumed>) = 0 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 474 attached [pid 474] set_robust_list(0x5555570f1660, 24) = 0 [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 473] <... openat resumed>) = 3 [pid 474] setpgid(0, 0) = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 473] write(3, "1000", 4) = 4 [pid 473] close(3 [pid 474] <... openat resumed>) = 3 [pid 474] write(3, "1000", 4) = 4 [pid 473] <... close resumed>) = 0 [pid 474] close(3 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 474] <... close resumed>) = 0 [pid 474] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 473] <... bpf resumed>) = 3 [pid 474] <... bpf resumed>) = 3 [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 472] <... bpf resumed>) = 4 [pid 471] <... bpf resumed>) = 4 [pid 470] <... bpf resumed>) = 4 [pid 472] 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 471] 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 470] 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 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 472] <... bpf resumed>) = 5 [pid 471] <... bpf resumed>) = 5 [pid 470] <... bpf resumed>) = 5 [pid 472] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 471] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 470] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 472] <... bpf resumed>) = 0 [pid 471] <... bpf resumed>) = 0 [pid 470] <... bpf resumed>) = 0 [pid 472] 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=-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}, 144 [pid 471] 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=-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}, 144 [pid 470] 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=-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}, 144 [pid 474] <... bpf resumed>) = 4 [pid 472] <... bpf resumed>) = 6 [pid 471] <... bpf resumed>) = 6 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 471] exit_group(0) = ? [pid 474] 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 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 471] +++ exited with 0 +++ [pid 470] <... bpf resumed>) = 6 [pid 472] <... bpf resumed>) = 7 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 472] exit_group(0 [pid 470] <... bpf resumed>) = 7 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 473] <... bpf resumed>) = 4 [pid 470] exit_group(0 [pid 472] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 470] <... exit_group resumed>) = ? [pid 473] 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) = 5 [pid 473] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 473] 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=-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}, 144) = 6 [pid 470] +++ exited with 0 +++ [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 473] exit_group(0) = ? [pid 474] <... bpf resumed>) = 5 [pid 472] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 474] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 475 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 474] 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=-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}, 144./strace-static-x86_64: Process 477 attached ./strace-static-x86_64: Process 476 attached ) = 6 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 476 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 477 [pid 477] set_robust_list(0x5555570f1660, 24) = 0 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 475 attached [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 476] set_robust_list(0x5555570f1660, 24 [pid 477] <... prctl resumed>) = 0 [pid 475] set_robust_list(0x5555570f1660, 24) = 0 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 477] setpgid(0, 0 [pid 476] <... set_robust_list resumed>) = 0 [pid 475] setpgid(0, 0 [pid 477] <... setpgid resumed>) = 0 [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 475] <... setpgid resumed>) = 0 [pid 477] <... openat resumed>) = 3 [pid 476] <... prctl resumed>) = 0 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 477] write(3, "1000", 4 [pid 476] setpgid(0, 0 [pid 475] <... openat resumed>) = 3 [pid 475] write(3, "1000", 4) = 4 [pid 477] <... write resumed>) = 4 [pid 476] <... setpgid resumed>) = 0 [pid 475] close(3 [pid 477] close(3) = 0 [pid 475] <... close resumed>) = 0 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 477] <... bpf resumed>) = 3 [pid 476] <... openat resumed>) = 3 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 476] write(3, "1000", 4) = 4 [pid 476] close(3) = 0 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 474] <... bpf resumed>) = 7 [pid 473] +++ exited with 0 +++ [pid 477] <... bpf resumed>) = 4 [pid 476] <... bpf resumed>) = 3 [pid 474] exit_group(0 [pid 477] 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 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 474] <... exit_group resumed>) = ? [pid 477] <... bpf resumed>) = 5 [pid 476] <... bpf resumed>) = 4 [pid 474] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 477] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 476] 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 477] <... bpf resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 477] 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=-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}, 144 [pid 476] <... bpf resumed>) = 5 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 475] <... bpf resumed>) = 3 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 478 [pid 475] 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) = 5 [pid 475] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 479 [pid 475] 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=-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}, 144./strace-static-x86_64: Process 479 attached [pid 477] <... bpf resumed>) = 6 [pid 476] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 475] <... bpf resumed>) = 6 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 476] <... bpf resumed>) = 0 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 477] <... bpf resumed>) = 7 [pid 479] set_robust_list(0x5555570f1660, 24 [pid 476] 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=-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}, 144 [pid 479] <... set_robust_list resumed>) = 0 [pid 477] exit_group(0) = ? [pid 475] <... bpf resumed>) = 7 [pid 475] exit_group(0) = ? [pid 475] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 478 attached [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 478] set_robust_list(0x5555570f1660, 24 [pid 300] <... restart_syscall resumed>) = 0 [pid 478] <... set_robust_list resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 478] setpgid(0, 0) = 0 [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 476] <... bpf resumed>) = 6 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 480 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 479] <... prctl resumed>) = 0 [pid 478] write(3, "1000", 4) = 4 [pid 479] setpgid(0, 0 [pid 478] close(3 [pid 479] <... setpgid resumed>) = 0 [pid 478] <... close resumed>) = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 479] <... openat resumed>) = 3 [ 27.551836][ T467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.559736][ T467] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 27.567551][ T467] [pid 479] write(3, "1000", 4) = 4 [pid 478] <... bpf resumed>) = 3 [pid 479] close(3./strace-static-x86_64: Process 480 attached ) = 0 [pid 480] set_robust_list(0x5555570f1660, 24) = 0 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0) = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 480] write(3, "1000", 4 [pid 479] <... bpf resumed>) = 3 [pid 480] <... write resumed>) = 4 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 480] close(3) = 0 [pid 480] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 478] <... bpf resumed>) = 4 [pid 477] +++ exited with 0 +++ [pid 476] <... bpf resumed>) = 7 [pid 479] <... bpf resumed>) = 4 [pid 480] <... bpf resumed>) = 4 [pid 479] 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 478] 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 476] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 480] 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 479] <... bpf resumed>) = 5 [pid 478] <... bpf resumed>) = 5 [pid 476] <... exit_group resumed>) = ? [pid 480] <... bpf resumed>) = 5 [pid 479] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 478] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 480] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 478] <... bpf resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 480] <... bpf resumed>) = 0 [pid 479] <... bpf resumed>) = 0 [pid 478] 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=-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}, 144 [pid 476] +++ exited with 0 +++ ./strace-static-x86_64: Process 481 attached [pid 480] 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=-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}, 144 [pid 479] 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=-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}, 144 [pid 478] <... bpf resumed>) = 6 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 481] set_robust_list(0x5555570f1660, 24 [pid 480] <... bpf resumed>) = 6 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 481] <... set_robust_list resumed>) = 0 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 479] <... bpf resumed>) = 6 [pid 478] <... bpf resumed>) = 7 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 481 [pid 297] <... restart_syscall resumed>) = 0 [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 480] <... bpf resumed>) = 7 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 478] exit_group(0 [pid 481] <... prctl resumed>) = 0 [pid 480] exit_group(0 [pid 479] <... bpf resumed>) = 7 [pid 478] <... exit_group resumed>) = ? [pid 481] setpgid(0, 0 [pid 480] <... exit_group resumed>) = ? [pid 479] exit_group(0 [pid 478] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 481] <... setpgid resumed>) = 0 [pid 480] +++ exited with 0 +++ [pid 479] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 482 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 483 attached [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 483 [pid 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 482 attached [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 481] <... openat resumed>) = 3 [pid 482] set_robust_list(0x5555570f1660, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 484 [pid 481] write(3, "1000", 4 [pid 483] set_robust_list(0x5555570f1660, 24 [pid 481] <... write resumed>) = 4 [pid 483] <... set_robust_list resumed>) = 0 [pid 481] close(3 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 481] <... close resumed>) = 0 [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 481] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 483] <... prctl resumed>) = 0 [pid 482] <... openat resumed>) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 481] <... bpf resumed>) = 3 [pid 483] setpgid(0, 0 [pid 482] <... bpf resumed>) = 3 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 483] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 484 attached [pid 484] set_robust_list(0x5555570f1660, 24) = 0 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 484] setpgid(0, 0) = 0 [pid 483] <... openat resumed>) = 3 [pid 483] write(3, "1000", 4 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 483] <... write resumed>) = 4 [pid 483] close(3 [pid 484] <... openat resumed>) = 3 [pid 484] write(3, "1000", 4) = 4 [pid 484] close(3) = 0 [pid 483] <... close resumed>) = 0 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 479] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 483] <... bpf resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 485 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 485 attached [pid 484] <... bpf resumed>) = 3 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 485] set_robust_list(0x5555570f1660, 24) = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 483] <... bpf resumed>) = 4 [pid 482] <... bpf resumed>) = 4 [pid 481] <... bpf resumed>) = 4 [pid 485] <... bpf resumed>) = 4 [pid 484] <... bpf resumed>) = 4 [pid 483] 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 482] 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 481] 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 485] 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 484] 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 483] <... bpf resumed>) = 5 [pid 482] <... bpf resumed>) = 5 [pid 481] <... bpf resumed>) = 5 [pid 485] <... bpf resumed>) = 5 [pid 484] <... bpf resumed>) = 5 [pid 483] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 482] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 481] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 485] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 484] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 483] <... bpf resumed>) = 0 [pid 482] <... bpf resumed>) = 0 [pid 481] <... bpf resumed>) = 0 [pid 485] <... bpf resumed>) = 0 [pid 484] <... bpf resumed>) = 0 [pid 483] 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=-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}, 144 [pid 482] 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=-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}, 144 [pid 481] 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=-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}, 144 [pid 485] 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=-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}, 144 [pid 484] 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=-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}, 144 [pid 483] <... bpf resumed>) = 6 [pid 482] <... bpf resumed>) = 6 [pid 485] <... bpf resumed>) = 6 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 481] <... bpf resumed>) = 6 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 483] <... bpf resumed>) = 7 [pid 482] <... bpf resumed>) = 7 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 485] <... bpf resumed>) = 7 [pid 483] exit_group(0 [pid 482] exit_group(0 [pid 481] <... bpf resumed>) = 7 [pid 485] exit_group(0 [pid 484] <... bpf resumed>) = 6 [pid 483] <... exit_group resumed>) = ? [pid 482] <... exit_group resumed>) = ? [pid 481] exit_group(0 [pid 485] <... exit_group resumed>) = ? [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 483] +++ exited with 0 +++ [pid 482] +++ exited with 0 +++ [pid 481] <... exit_group resumed>) = ? [pid 485] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 486 attached ./strace-static-x86_64: Process 487 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 486 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 487 [pid 487] set_robust_list(0x5555570f1660, 24 [pid 486] set_robust_list(0x5555570f1660, 24 [pid 487] <... set_robust_list resumed>) = 0 [pid 486] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 487] setpgid(0, 0) = 0 [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 488 [pid 487] write(3, "1000", 4 [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 487] <... write resumed>) = 4 [pid 487] close(3 [pid 486] <... prctl resumed>) = 0 [pid 487] <... close resumed>) = 0 [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 486] setpgid(0, 0 [pid 487] <... bpf resumed>) = 3 [pid 486] <... setpgid resumed>) = 0 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x5555570f1660, 24 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 488] <... set_robust_list resumed>) = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 488] setpgid(0, 0) = 0 [pid 486] <... openat resumed>) = 3 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 486] write(3, "1000", 4) = 4 [pid 486] close(3 [pid 488] <... openat resumed>) = 3 [pid 486] <... close resumed>) = 0 [pid 488] write(3, "1000", 4 [pid 486] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 488] <... write resumed>) = 4 [pid 488] close(3) = 0 [pid 488] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 486] <... bpf resumed>) = 3 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 481] +++ exited with 0 +++ [pid 487] <... bpf resumed>) = 4 [pid 484] <... bpf resumed>) = 7 [pid 488] <... bpf resumed>) = 4 [pid 487] 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 486] <... bpf resumed>) = 4 [pid 484] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 488] 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 487] <... bpf resumed>) = 5 [pid 486] 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 484] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 488] <... bpf resumed>) = 5 [pid 487] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 486] <... bpf resumed>) = 5 [pid 301] <... restart_syscall resumed>) = 0 [pid 486] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 486] 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=-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}, 144 [pid 484] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 489 attached [pid 488] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 487] <... bpf resumed>) = 0 [pid 486] <... bpf resumed>) = 6 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 489 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 489] set_robust_list(0x5555570f1660, 24 [pid 488] <... bpf resumed>) = 0 [ 27.696363][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 27.707953][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 27.715298][ T293] Modules linked in: [ 27.719081][ T293] Preemption disabled at: [ 27.719086][ T293] [] ref_tracker_free+0x11d/0x7d0 [ 27.729730][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 27.741623][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.751599][ T293] Call Trace: [ 27.754721][ T293] [ 27.757501][ T293] dump_stack_lvl+0x151/0x1b7 [ 27.762033][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 27.766876][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 27.771744][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.777123][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 27.781976][ T293] dump_stack+0x15/0x1b [ 27.786237][ T293] __schedule_bug+0x195/0x260 [ 27.790753][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.796208][ T293] ? percpu_counter_add_batch+0x13d/0x160 [ 27.801873][ T293] __schedule+0xcf7/0x1550 [ 27.806101][ T293] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 27.812026][ T293] ? ____fput+0x15/0x20 [ 27.816014][ T293] ? __sched_text_start+0x8/0x8 [ 27.820692][ T293] ? __blkcg_punt_bio_submit+0x180/0x180 [ 27.826176][ T293] ? unlock_page_memcg+0x160/0x160 [ 27.831196][ T293] schedule+0xc3/0x180 [ 27.835094][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 27.840131][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 27.845420][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 27.850803][ T293] do_syscall_64+0x49/0xb0 [ 27.855056][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.860795][ T293] RIP: 0033:0x4e65f7 [ 27.864522][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 27.884454][ T293] RSP: 002b:00007ffd5aba9ee8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [pid 487] 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=-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}, 144 [pid 486] <... bpf resumed>) = 7 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 489] <... set_robust_list resumed>) = 0 [pid 488] 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=-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}, 144 [pid 486] exit_group(0 [pid 487] <... bpf resumed>) = 6 [pid 486] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 490 [pid 486] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 490 attached [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 488] <... bpf resumed>) = 6 [pid 487] <... bpf resumed>) = 7 [pid 490] set_robust_list(0x5555570f1660, 24 [pid 489] <... prctl resumed>) = 0 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 487] exit_group(0 [pid 490] <... set_robust_list resumed>) = 0 [pid 489] setpgid(0, 0 [pid 488] <... bpf resumed>) = 7 [pid 487] <... exit_group resumed>) = ? [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 489] <... setpgid resumed>) = 0 [pid 488] exit_group(0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 490] <... prctl resumed>) = 0 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 488] <... exit_group resumed>) = ? [pid 487] +++ exited with 0 +++ [pid 490] setpgid(0, 0 [pid 489] <... openat resumed>) = 3 [pid 490] <... setpgid resumed>) = 0 [pid 489] write(3, "1000", 4./strace-static-x86_64: Process 491 attached [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 489] <... write resumed>) = 4 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 491 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 490] <... openat resumed>) = 3 [pid 489] close(3 [pid 490] write(3, "1000", 4 [pid 489] <... close resumed>) = 0 [pid 490] <... write resumed>) = 4 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 491] set_robust_list(0x5555570f1660, 24 [pid 490] close(3 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 491] <... set_robust_list resumed>) = 0 [pid 490] <... close resumed>) = 0 [pid 489] <... bpf resumed>) = 3 [pid 490] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... restart_syscall resumed>) = 0 [pid 491] <... prctl resumed>) = 0 [pid 490] <... bpf resumed>) = 3 [pid 491] setpgid(0, 0 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 491] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 492 attached [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 492 [pid 492] set_robust_list(0x5555570f1660, 24 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 492] <... set_robust_list resumed>) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] setpgid(0, 0 [pid 491] <... openat resumed>) = 3 [pid 492] <... setpgid resumed>) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 491] write(3, "1000", 4 [pid 492] <... openat resumed>) = 3 [pid 491] <... write resumed>) = 4 [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3) = 0 [pid 491] close(3 [pid 492] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 491] <... close resumed>) = 0 [pid 492] <... bpf resumed>) = 3 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 491] <... bpf resumed>) = 3 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 488] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 493 attached [pid 493] set_robust_list(0x5555570f1660, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 493 [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 493] setpgid(0, 0) = 0 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 493] write(3, "1000", 4) = 4 [pid 493] close(3) = 0 [pid 493] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 489] <... bpf resumed>) = 4 [pid 492] <... bpf resumed>) = 4 [pid 490] <... bpf resumed>) = 4 [pid 492] 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 491] <... bpf resumed>) = 4 [pid 490] 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 489] 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 493] <... bpf resumed>) = 4 [pid 492] <... bpf resumed>) = 5 [pid 491] 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 490] <... bpf resumed>) = 5 [pid 489] <... bpf resumed>) = 5 [pid 493] 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 492] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 491] <... bpf resumed>) = 5 [pid 490] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 489] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 492] <... bpf resumed>) = 0 [pid 491] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 490] <... bpf resumed>) = 0 [pid 489] <... bpf resumed>) = 0 [pid 493] <... bpf resumed>) = 5 [pid 492] 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=-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}, 144 [pid 491] <... bpf resumed>) = 0 [pid 490] 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=-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}, 144 [pid 489] 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=-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}, 144 [pid 493] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 491] 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=-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}, 144 [pid 492] <... bpf resumed>) = 6 [pid 491] <... bpf resumed>) = 6 [pid 490] <... bpf resumed>) = 6 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [ 27.892782][ T293] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 27.900609][ T293] RDX: 00007ffd5aba9ef0 RSI: 0000000000008910 RDI: 0000000000000003 [ 27.908412][ T293] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 27.916218][ T293] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffd5aba9f50 [ 27.924027][ T293] R13: 00007ffd5aba9ef0 R14: 0000000000427210 R15: 0000000000617180 [ 27.931933][ T293] [pid 493] <... bpf resumed>) = 0 [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 490] exit_group(0 [pid 489] <... bpf resumed>) = 6 [pid 493] 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=-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}, 144 [pid 492] <... bpf resumed>) = 7 [pid 491] <... bpf resumed>) = 7 [pid 490] <... exit_group resumed>) = ? [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 492] exit_group(0 [pid 491] exit_group(0 [pid 490] +++ exited with 0 +++ [pid 493] <... bpf resumed>) = 6 [pid 492] <... exit_group resumed>) = ? [pid 491] <... exit_group resumed>) = ? [pid 489] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 492] +++ exited with 0 +++ [pid 489] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 494 attached [pid 493] <... bpf resumed>) = 7 [pid 491] +++ exited with 0 +++ [pid 489] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 494 [pid 489] +++ exited with 0 +++ [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 494] set_robust_list(0x5555570f1660, 24 [pid 493] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 495 attached [pid 494] <... set_robust_list resumed>) = 0 [pid 493] <... exit_group resumed>) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 496 attached [pid 495] set_robust_list(0x5555570f1660, 24 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 495 [pid 496] set_robust_list(0x5555570f1660, 24 [pid 495] <... set_robust_list resumed>) = 0 [pid 494] <... prctl resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 496 [pid 496] <... set_robust_list resumed>) = 0 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 494] setpgid(0, 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 495] <... prctl resumed>) = 0 [pid 494] <... setpgid resumed>) = 0 [pid 496] <... prctl resumed>) = 0 [pid 495] setpgid(0, 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 497 attached [pid 496] setpgid(0, 0 [pid 495] <... setpgid resumed>) = 0 [pid 494] <... openat resumed>) = 3 [pid 497] set_robust_list(0x5555570f1660, 24 [pid 496] <... setpgid resumed>) = 0 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 494] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 497 [pid 497] <... set_robust_list resumed>) = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 495] <... openat resumed>) = 3 [pid 494] <... write resumed>) = 4 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 496] <... openat resumed>) = 3 [pid 495] write(3, "1000", 4 [pid 494] close(3 [pid 497] <... prctl resumed>) = 0 [pid 496] write(3, "1000", 4 [pid 495] <... write resumed>) = 4 [pid 494] <... close resumed>) = 0 [pid 497] setpgid(0, 0 [pid 496] <... write resumed>) = 4 [pid 495] close(3 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 497] <... setpgid resumed>) = 0 [pid 496] close(3 [pid 495] <... close resumed>) = 0 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 497] write(3, "1000", 4) = 4 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 494] <... bpf resumed>) = 3 [pid 496] <... close resumed>) = 0 [pid 497] close(3) = 0 [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 496] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 495] <... bpf resumed>) = 3 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 496] <... bpf resumed>) = 3 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 494] <... bpf resumed>) = 4 [pid 494] 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) = 5 [pid 494] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 494] 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=-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}, 144) = 6 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 493] +++ exited with 0 +++ [pid 497] <... bpf resumed>) = 4 [pid 496] <... bpf resumed>) = 4 [pid 495] <... bpf resumed>) = 4 [pid 494] <... bpf resumed>) = 7 [ 28.023607][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 28.035139][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 28.042582][ T293] Modules linked in: [ 28.046188][ T293] Preemption disabled at: [ 28.046193][ T293] [] unix_create1+0x404/0x870 [ 28.056790][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 28.068286][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.078287][ T293] Call Trace: [ 28.082661][ T293] [ 28.085501][ T293] dump_stack_lvl+0x151/0x1b7 [ 28.090231][ T293] ? unix_create1+0x404/0x870 [ 28.094698][ T293] ? unix_create1+0x404/0x870 [ 28.099210][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.104505][ T293] ? unix_create1+0x404/0x870 [ 28.109187][ T293] dump_stack+0x15/0x1b [ 28.113182][ T293] __schedule_bug+0x195/0x260 [ 28.117693][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.123456][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 28.128485][ T293] __schedule+0xcf7/0x1550 [ 28.132739][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 28.137498][ T293] ? __sched_text_start+0x8/0x8 [ 28.142110][ T293] ? __sys_socket+0x1f7/0x3a0 [ 28.146623][ T293] schedule+0xc3/0x180 [ 28.150549][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 28.155580][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 28.160960][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 28.166431][ T293] do_syscall_64+0x49/0xb0 [ 28.170674][ T293] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 28.176320][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.182046][ T293] RIP: 0033:0x4e8217 [ 28.185896][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 28.205929][ T293] RSP: 002b:00007ffd5aba9eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 28.214198][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [pid 497] 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 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 497] <... bpf resumed>) = 5 [pid 496] 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 495] 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 494] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 497] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 495] <... bpf resumed>) = 5 [pid 497] <... bpf resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 499 [pid 497] 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=-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}, 144./strace-static-x86_64: Process 499 attached ) = 6 [pid 496] <... bpf resumed>) = 5 [pid 495] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 494] <... exit_group resumed>) = ? [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 495] <... bpf resumed>) = 0 [pid 497] <... bpf resumed>) = 7 [pid 497] exit_group(0) = ? [pid 499] set_robust_list(0x5555570f1660, 24 [pid 496] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 495] 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=-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}, 144 [pid 494] +++ exited with 0 +++ [pid 499] <... set_robust_list resumed>) = 0 [pid 497] +++ exited with 0 +++ [pid 496] <... bpf resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, 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 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 500 attached [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 496] 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=-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}, 144 [pid 495] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 501 attached [pid 500] set_robust_list(0x5555570f1660, 24 [pid 499] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 500 [pid 501] set_robust_list(0x5555570f1660, 24 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 501 [pid 501] <... set_robust_list resumed>) = 0 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 496] <... bpf resumed>) = 6 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 501] setpgid(0, 0) = 0 [pid 500] <... set_robust_list resumed>) = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] setpgid(0, 0 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 495] <... bpf resumed>) = 7 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] <... setpgid resumed>) = 0 [pid 496] <... bpf resumed>) = 7 [pid 495] exit_group(0 [pid 500] <... prctl resumed>) = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 496] exit_group(0 [pid 495] <... exit_group resumed>) = ? [pid 501] <... openat resumed>) = 3 [pid 500] setpgid(0, 0 [pid 499] <... openat resumed>) = 3 [pid 496] <... exit_group resumed>) = ? [pid 501] write(3, "1000", 4 [pid 500] <... setpgid resumed>) = 0 [pid 499] write(3, "1000", 4 [pid 495] +++ exited with 0 +++ [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] <... write resumed>) = 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 500] <... openat resumed>) = 3 [pid 499] close(3 [pid 500] write(3, "1000", 4 [pid 499] <... close resumed>) = 0 [pid 500] <... write resumed>) = 4 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 501] <... write resumed>) = 4 [pid 501] close(3 [pid 499] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 502 attached [pid 501] <... close resumed>) = 0 [pid 500] close(3 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 502] set_robust_list(0x5555570f1660, 24 [pid 500] <... close resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 502 [pid 502] <... set_robust_list resumed>) = 0 [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 500] <... bpf resumed>) = 3 [pid 502] <... prctl resumed>) = 0 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 502] setpgid(0, 0 [pid 500] <... bpf resumed>) = 4 [pid 499] <... bpf resumed>) = 4 [pid 502] <... setpgid resumed>) = 0 [pid 500] 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 499] 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 496] +++ exited with 0 +++ [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 500] <... bpf resumed>) = 5 [pid 499] <... bpf resumed>) = 5 [pid 502] <... openat resumed>) = 3 [pid 500] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 499] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 502] write(3, "1000", 4 [pid 500] <... bpf resumed>) = 0 [pid 499] <... bpf resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 502] <... write resumed>) = 4 [pid 500] 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=-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}, 144 [pid 499] 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=-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}, 144 [pid 502] close(3 [pid 501] <... bpf resumed>) = 3 [pid 500] <... bpf resumed>) = 6 [pid 300] <... restart_syscall resumed>) = 0 [pid 502] <... close resumed>) = 0 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 499] <... bpf resumed>) = 6 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 500] <... bpf resumed>) = 7 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 500] exit_group(0 [pid 501] <... bpf resumed>) = 4 [pid 500] <... exit_group resumed>) = ? [pid 499] <... bpf resumed>) = 7 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 502] <... bpf resumed>) = 3 [pid 501] 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) = 5 [pid 500] +++ exited with 0 +++ [pid 499] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 503 [pid 501] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 499] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 501] <... bpf resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 501] 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=-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}, 144 [pid 301] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 503 attached [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 503] set_robust_list(0x5555570f1660, 24) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 501] <... bpf resumed>) = 6 [pid 503] <... prctl resumed>) = 0 [pid 503] setpgid(0, 0) = 0 [pid 503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 503] write(3, "1000", 4) = 4 [pid 503] close(3) = 0 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 504 attached [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 504 [pid 504] set_robust_list(0x5555570f1660, 24 [pid 503] <... bpf resumed>) = 3 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 504] <... set_robust_list resumed>) = 0 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 504] setpgid(0, 0) = 0 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 504] write(3, "1000", 4) = 4 [pid 504] close(3) = 0 [pid 504] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 499] +++ exited with 0 +++ [pid 502] <... bpf resumed>) = 4 [pid 504] <... bpf resumed>) = 4 [pid 503] <... bpf resumed>) = 4 [pid 502] 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 501] <... bpf resumed>) = 7 [pid 504] 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 503] 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 502] <... bpf resumed>) = 5 [pid 501] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 504] <... bpf resumed>) = 5 [pid 503] <... bpf resumed>) = 5 [pid 502] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 501] <... exit_group resumed>) = ? [pid 504] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 503] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 502] <... bpf resumed>) = 0 [pid 504] <... bpf resumed>) = 0 [pid 503] <... bpf resumed>) = 0 [pid 502] 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=-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}, 144 [pid 501] +++ exited with 0 +++ [pid 504] 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=-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}, 144 [pid 503] 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=-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}, 144 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 504] <... bpf resumed>) = 6 [pid 502] <... bpf resumed>) = 6 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 503] <... bpf resumed>) = 6 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 505 attached [pid 504] <... bpf resumed>) = 7 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 502] <... bpf resumed>) = 7 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 505] set_robust_list(0x5555570f1660, 24 [pid 503] <... bpf resumed>) = 7 [pid 502] exit_group(0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 505 [pid 505] <... set_robust_list resumed>) = 0 [pid 503] exit_group(0 [pid 502] <... exit_group resumed>) = ? [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 503] <... exit_group resumed>) = ? [pid 502] +++ exited with 0 +++ ./strace-static-x86_64: Process 506 attached [pid 504] exit_group(0 [pid 503] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 506 [pid 506] set_robust_list(0x5555570f1660, 24 [pid 505] <... prctl resumed>) = 0 [pid 504] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 28.221973][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 28.229870][ T293] RBP: 00007ffd5aba9f80 R08: 00000000ffffffff R09: 000000000000000c [ 28.238028][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffd5aba9f80 [ 28.245896][ T293] R13: 00000000022e72c0 R14: 0000000000423160 R15: 0000000000617180 [ 28.253654][ T293] [pid 506] <... set_robust_list resumed>) = 0 [pid 505] setpgid(0, 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 505] <... setpgid resumed>) = 0 [pid 506] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... restart_syscall resumed>) = 0 [pid 506] setpgid(0, 0 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 507 attached [pid 506] <... setpgid resumed>) = 0 [pid 505] <... openat resumed>) = 3 [pid 507] set_robust_list(0x5555570f1660, 24 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 505] write(3, "1000", 4 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 507 [pid 507] <... set_robust_list resumed>) = 0 [pid 506] <... openat resumed>) = 3 [pid 505] <... write resumed>) = 4 [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 506] write(3, "1000", 4 [pid 505] close(3 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 507] <... prctl resumed>) = 0 [pid 506] <... write resumed>) = 4 [pid 505] <... close resumed>) = 0 ./strace-static-x86_64: Process 508 attached [pid 507] setpgid(0, 0 [pid 506] close(3 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 508] set_robust_list(0x5555570f1660, 24 [pid 507] <... setpgid resumed>) = 0 [pid 504] +++ exited with 0 +++ [pid 508] <... set_robust_list resumed>) = 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 506] <... close resumed>) = 0 [pid 505] <... bpf resumed>) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 508 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 507] <... openat resumed>) = 3 [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] <... prctl resumed>) = 0 [pid 507] write(3, "1000", 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 508] setpgid(0, 0 [pid 507] <... write resumed>) = 4 [pid 506] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 509 attached [pid 508] <... setpgid resumed>) = 0 [pid 507] close(3 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 509 [pid 509] set_robust_list(0x5555570f1660, 24 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 507] <... close resumed>) = 0 [pid 509] <... set_robust_list resumed>) = 0 [pid 508] <... openat resumed>) = 3 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 508] write(3, "1000", 4 [pid 509] <... prctl resumed>) = 0 [pid 509] setpgid(0, 0 [pid 507] <... bpf resumed>) = 3 [pid 508] <... write resumed>) = 4 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 508] close(3 [pid 509] <... setpgid resumed>) = 0 [pid 508] <... close resumed>) = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 509] <... openat resumed>) = 3 [pid 509] write(3, "1000", 4 [pid 508] <... bpf resumed>) = 3 [pid 509] <... write resumed>) = 4 [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 509] close(3) = 0 [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 505] <... bpf resumed>) = 4 [pid 509] <... bpf resumed>) = 4 [pid 508] <... bpf resumed>) = 4 [pid 507] <... bpf resumed>) = 4 [pid 506] <... bpf resumed>) = 4 [pid 505] 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 509] 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 508] 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 507] 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 506] 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 509] <... bpf resumed>) = 5 [pid 508] <... bpf resumed>) = 5 [pid 507] <... bpf resumed>) = 5 [pid 506] <... bpf resumed>) = 5 [pid 505] <... bpf resumed>) = 5 [pid 509] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 508] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 507] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 506] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 505] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 509] <... bpf resumed>) = 0 [pid 508] <... bpf resumed>) = 0 [pid 507] <... bpf resumed>) = 0 [pid 506] <... bpf resumed>) = 0 [pid 505] <... bpf resumed>) = 0 [pid 509] 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=-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}, 144 [pid 508] 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=-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}, 144 [pid 507] 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=-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}, 144 [pid 506] 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=-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}, 144 [pid 505] 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=-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}, 144 [pid 509] <... bpf resumed>) = 6 [pid 507] <... bpf resumed>) = 6 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 506] <... bpf resumed>) = 6 [pid 509] <... bpf resumed>) = 7 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 505] <... bpf resumed>) = 6 [pid 509] exit_group(0 [pid 508] <... bpf resumed>) = 6 [pid 507] <... bpf resumed>) = 7 [pid 506] <... bpf resumed>) = 7 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 509] <... exit_group resumed>) = ? [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 507] exit_group(0 [pid 506] exit_group(0 [pid 505] <... bpf resumed>) = 7 [pid 509] +++ exited with 0 +++ [pid 508] <... bpf resumed>) = 7 [pid 507] <... exit_group resumed>) = ? [pid 506] <... exit_group resumed>) = ? [pid 505] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 507] +++ exited with 0 +++ [pid 505] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 505] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 510 attached [pid 508] exit_group(0 [pid 506] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 510 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 510] set_robust_list(0x5555570f1660, 24 [pid 508] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 510] <... set_robust_list resumed>) = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 510] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 512 attached ./strace-static-x86_64: Process 513 attached ./strace-static-x86_64: Process 511 attached [pid 510] setpgid(0, 0 [pid 508] +++ exited with 0 +++ [pid 513] set_robust_list(0x5555570f1660, 24 [pid 512] set_robust_list(0x5555570f1660, 24 [pid 511] set_robust_list(0x5555570f1660, 24 [pid 510] <... setpgid resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 512 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 513 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 511 [pid 513] <... set_robust_list resumed>) = 0 [pid 512] <... set_robust_list resumed>) = 0 [pid 511] <... set_robust_list resumed>) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 510] <... openat resumed>) = 3 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 513] <... prctl resumed>) = 0 [pid 512] <... prctl resumed>) = 0 [pid 511] <... prctl resumed>) = 0 [pid 510] write(3, "1000", 4 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 513] setpgid(0, 0 [pid 512] setpgid(0, 0 [pid 511] setpgid(0, 0 [pid 510] <... write resumed>) = 4 [pid 513] <... setpgid resumed>) = 0 [pid 512] <... setpgid resumed>) = 0 [pid 511] <... setpgid resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 510] close(3 [pid 513] <... openat resumed>) = 3 [pid 512] <... openat resumed>) = 3 [pid 511] <... openat resumed>) = 3 [pid 510] <... close resumed>) = 0 [pid 513] write(3, "1000", 4 [pid 512] write(3, "1000", 4 [pid 511] write(3, "1000", 4 [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 513] <... write resumed>) = 4 [pid 512] <... write resumed>) = 4 [pid 511] <... write resumed>) = 4 [pid 511] close(3 [pid 513] close(3 [pid 512] close(3 [pid 511] <... close resumed>) = 0 [pid 510] <... bpf resumed>) = 3 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 513] <... close resumed>) = 0 [pid 512] <... close resumed>) = 0 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 514 attached [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 512] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 511] <... bpf resumed>) = 3 [pid 514] set_robust_list(0x5555570f1660, 24 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 512] <... bpf resumed>) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 514 [pid 514] <... set_robust_list resumed>) = 0 [pid 513] <... bpf resumed>) = 3 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 514] setpgid(0, 0) = 0 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 514] write(3, "1000", 4) = 4 [pid 514] close(3) = 0 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 513] <... bpf resumed>) = 4 [pid 512] <... bpf resumed>) = 4 [pid 511] <... bpf resumed>) = 4 [pid 510] <... bpf resumed>) = 4 [pid 514] 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 513] 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 512] 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 511] 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 510] 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 514] <... bpf resumed>) = 5 [pid 513] <... bpf resumed>) = 5 [pid 512] <... bpf resumed>) = 5 [pid 511] <... bpf resumed>) = 5 [pid 510] <... bpf resumed>) = 5 [pid 514] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 513] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 512] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 511] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 510] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 514] <... bpf resumed>) = 0 [pid 513] <... bpf resumed>) = 0 [pid 512] <... bpf resumed>) = 0 [pid 511] <... bpf resumed>) = 0 [pid 510] <... bpf resumed>) = 0 [pid 514] 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=-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}, 144 [pid 513] 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=-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}, 144 [pid 512] 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=-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}, 144 [pid 511] 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=-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}, 144 [pid 510] 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=-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}, 144 [pid 514] <... bpf resumed>) = 6 [pid 513] <... bpf resumed>) = 6 [pid 512] <... bpf resumed>) = 6 [pid 511] <... bpf resumed>) = 6 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 510] <... bpf resumed>) = 6 [pid 511] exit_group(0) = ? [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 511] +++ exited with 0 +++ [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 514] <... bpf resumed>) = 7 [pid 513] <... bpf resumed>) = 7 [pid 512] <... bpf resumed>) = 7 [pid 510] <... bpf resumed>) = 7 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 514] exit_group(0 [pid 513] exit_group(0 [pid 512] exit_group(0 [pid 510] exit_group(0 [pid 514] <... exit_group resumed>) = ? [pid 513] <... exit_group resumed>) = ? [pid 512] <... exit_group resumed>) = ? [pid 510] <... exit_group resumed>) = ? [pid 514] +++ exited with 0 +++ [pid 512] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 510] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 515 attached [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 517 attached ./strace-static-x86_64: Process 516 attached [pid 515] set_robust_list(0x5555570f1660, 24 [pid 513] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 515 [pid 517] set_robust_list(0x5555570f1660, 24 [pid 516] set_robust_list(0x5555570f1660, 24 [pid 515] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 516 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 517 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 517] <... set_robust_list resumed>) = 0 [pid 516] <... set_robust_list resumed>) = 0 [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 515] <... prctl resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 518 attached [pid 517] <... prctl resumed>) = 0 [pid 516] <... prctl resumed>) = 0 [pid 515] setpgid(0, 0 [pid 518] set_robust_list(0x5555570f1660, 24 [pid 517] setpgid(0, 0 [pid 516] setpgid(0, 0 [pid 515] <... setpgid resumed>) = 0 [pid 518] <... set_robust_list resumed>) = 0 [pid 517] <... setpgid resumed>) = 0 [pid 516] <... setpgid resumed>) = 0 [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 518 ./strace-static-x86_64: Process 519 attached [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 515] <... openat resumed>) = 3 [pid 519] set_robust_list(0x5555570f1660, 24 [pid 518] <... prctl resumed>) = 0 [pid 517] <... openat resumed>) = 3 [pid 516] <... openat resumed>) = 3 [pid 515] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 519 [pid 519] <... set_robust_list resumed>) = 0 [pid 518] setpgid(0, 0 [pid 517] write(3, "1000", 4 [pid 516] write(3, "1000", 4 [pid 515] <... write resumed>) = 4 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 518] <... setpgid resumed>) = 0 [pid 517] <... write resumed>) = 4 [pid 516] <... write resumed>) = 4 [pid 515] close(3 [pid 519] <... prctl resumed>) = 0 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 517] close(3 [pid 516] close(3 [pid 515] <... close resumed>) = 0 [pid 519] setpgid(0, 0 [pid 518] <... openat resumed>) = 3 [pid 517] <... close resumed>) = 0 [pid 516] <... close resumed>) = 0 [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 519] <... setpgid resumed>) = 0 [pid 518] write(3, "1000", 4 [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 515] <... bpf resumed>) = 3 [pid 519] <... openat resumed>) = 3 [pid 519] write(3, "1000", 4) = 4 [pid 516] <... bpf resumed>) = 3 [pid 519] close(3 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 519] <... close resumed>) = 0 [pid 518] <... write resumed>) = 4 [pid 517] <... bpf resumed>) = 3 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 518] close(3 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 518] <... close resumed>) = 0 [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 519] <... bpf resumed>) = 3 [pid 518] <... bpf resumed>) = 3 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 515] <... bpf resumed>) = 4 [pid 519] <... bpf resumed>) = 4 [pid 518] <... bpf resumed>) = 4 [pid 517] <... bpf resumed>) = 4 [pid 516] <... bpf resumed>) = 4 [pid 515] 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 519] 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 518] 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 517] 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 516] 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 515] <... bpf resumed>) = 5 [pid 519] <... bpf resumed>) = 5 [pid 518] <... bpf resumed>) = 5 [pid 517] <... bpf resumed>) = 5 [pid 516] <... bpf resumed>) = 5 [pid 515] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 519] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 518] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 517] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 516] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 515] <... bpf resumed>) = 0 [pid 519] <... bpf resumed>) = 0 [pid 518] <... bpf resumed>) = 0 [pid 517] <... bpf resumed>) = 0 [pid 516] <... bpf resumed>) = 0 [pid 515] 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=-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}, 144 [pid 519] 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=-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}, 144 [pid 518] 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=-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}, 144 [pid 517] 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=-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}, 144 [pid 516] 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=-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}, 144 [pid 519] <... bpf resumed>) = 6 [pid 515] <... bpf resumed>) = 6 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 519] exit_group(0) = ? [pid 519] +++ exited with 0 +++ [pid 517] <... bpf resumed>) = 6 [pid 516] <... bpf resumed>) = 6 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 518] <... bpf resumed>) = 6 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 515] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 517] <... bpf resumed>) = 7 [pid 516] <... bpf resumed>) = 7 [pid 515] exit_group(0 [pid 518] <... bpf resumed>) = 7 [pid 517] exit_group(0 [pid 516] exit_group(0 [pid 515] <... exit_group resumed>) = ? [pid 517] <... exit_group resumed>) = ? [pid 516] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 515] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 520 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 516] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 520 attached [pid 518] exit_group(0 [pid 517] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 520] set_robust_list(0x5555570f1660, 24 [pid 518] <... exit_group resumed>) = ? [pid 520] <... set_robust_list resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 521 attached [pid 520] <... prctl resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 521] set_robust_list(0x5555570f1660, 24 [pid 520] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 521 [pid 521] <... set_robust_list resumed>) = 0 [pid 520] <... setpgid resumed>) = 0 [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 523 attached ./strace-static-x86_64: Process 522 attached [pid 521] <... prctl resumed>) = 0 [pid 520] <... openat resumed>) = 3 [pid 523] set_robust_list(0x5555570f1660, 24 [pid 522] set_robust_list(0x5555570f1660, 24 [pid 521] setpgid(0, 0 [pid 520] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 522 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 523 [pid 523] <... set_robust_list resumed>) = 0 [pid 522] <... set_robust_list resumed>) = 0 [pid 521] <... setpgid resumed>) = 0 [pid 520] <... write resumed>) = 4 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 520] close(3 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 523] <... prctl resumed>) = 0 [pid 521] <... openat resumed>) = 3 [pid 520] <... close resumed>) = 0 [pid 522] <... prctl resumed>) = 0 [pid 523] setpgid(0, 0 [pid 522] setpgid(0, 0 [pid 521] write(3, "1000", 4 [pid 520] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 523] <... setpgid resumed>) = 0 [pid 522] <... setpgid resumed>) = 0 [pid 521] <... write resumed>) = 4 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 521] close(3 [pid 520] <... bpf resumed>) = 3 [pid 523] write(3, "1000", 4 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 521] <... close resumed>) = 0 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 523] <... write resumed>) = 4 [pid 522] <... openat resumed>) = 3 [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 523] close(3 [pid 522] write(3, "1000", 4 [pid 523] <... close resumed>) = 0 [pid 523] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 521] <... bpf resumed>) = 3 [pid 522] <... write resumed>) = 4 [pid 523] <... bpf resumed>) = 3 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 522] close(3) = 0 [pid 522] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 518] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 524 ./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x5555570f1660, 24) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 521] <... bpf resumed>) = 4 [pid 520] <... bpf resumed>) = 4 [pid 523] <... bpf resumed>) = 4 [pid 522] <... bpf resumed>) = 4 [pid 521] 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 523] 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 522] 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 521] <... bpf resumed>) = 5 [pid 520] 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 523] <... bpf resumed>) = 5 [pid 522] <... bpf resumed>) = 5 [pid 521] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 520] <... bpf resumed>) = 5 [pid 521] <... bpf resumed>) = 0 [pid 523] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 522] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 521] 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=-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}, 144 [pid 520] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 523] <... bpf resumed>) = 0 [pid 522] <... bpf resumed>) = 0 [pid 521] <... bpf resumed>) = 6 [pid 520] <... bpf resumed>) = 0 [pid 523] 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=-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}, 144 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 520] 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=-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}, 144 [pid 522] 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=-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}, 144 [pid 521] <... bpf resumed>) = 7 [pid 521] exit_group(0) = ? [pid 523] <... bpf resumed>) = 6 [pid 521] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 520] <... bpf resumed>) = 6 [pid 524] <... bpf resumed>) = 4 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 523] <... bpf resumed>) = 7 [pid 520] <... bpf resumed>) = 7 [pid 524] 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 523] exit_group(0 [pid 520] exit_group(0 [pid 524] <... bpf resumed>) = 5 [pid 524] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 524] 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=-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}, 144 [pid 523] <... exit_group resumed>) = ? [pid 520] <... exit_group resumed>) = ? [pid 524] <... bpf resumed>) = 6 [pid 523] +++ exited with 0 +++ [pid 520] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 522] <... bpf resumed>) = 6 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 525 attached ./strace-static-x86_64: Process 526 attached [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 525 [pid 524] <... bpf resumed>) = 7 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 526 [pid 526] set_robust_list(0x5555570f1660, 24 [pid 525] set_robust_list(0x5555570f1660, 24 [pid 524] exit_group(0 [pid 522] <... bpf resumed>) = 7 [pid 524] <... exit_group resumed>) = ? [pid 526] <... set_robust_list resumed>) = 0 [pid 525] <... set_robust_list resumed>) = 0 [pid 524] +++ exited with 0 +++ [pid 522] exit_group(0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 522] <... exit_group resumed>) = ? [pid 526] <... prctl resumed>) = 0 [pid 526] setpgid(0, 0) = 0 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 526] write(3, "1000", 4) = 4 [pid 526] close(3) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 527 attached ) = 3 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 527] set_robust_list(0x5555570f1660, 24 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 527 [pid 527] <... set_robust_list resumed>) = 0 [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 527] setpgid(0, 0) = 0 [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 525] <... prctl resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 528 [pid 525] setpgid(0, 0) = 0 [pid 527] <... openat resumed>) = 3 [pid 527] write(3, "1000", 4 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 527] <... write resumed>) = 4 [pid 527] close(3) = 0 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 525] <... openat resumed>) = 3 [pid 527] <... bpf resumed>) = 3 [pid 525] write(3, "1000", 4 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 525] <... write resumed>) = 4 [pid 525] close(3) = 0 ./strace-static-x86_64: Process 528 attached [pid 528] set_robust_list(0x5555570f1660, 24) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 528] <... prctl resumed>) = 0 [pid 528] setpgid(0, 0) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 [pid 525] <... bpf resumed>) = 3 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 528] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 527] <... bpf resumed>) = 4 [pid 526] <... bpf resumed>) = 4 [pid 525] <... bpf resumed>) = 4 [pid 522] +++ exited with 0 +++ [pid 528] <... bpf resumed>) = 3 [pid 527] 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 526] 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 525] 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 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 527] <... bpf resumed>) = 5 [pid 526] <... bpf resumed>) = 5 [pid 525] <... bpf resumed>) = 5 [pid 528] <... bpf resumed>) = 4 [pid 527] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 526] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 525] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 528] 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 527] <... bpf resumed>) = 0 [pid 526] <... bpf resumed>) = 0 [pid 525] <... bpf resumed>) = 0 [pid 528] <... bpf resumed>) = 5 [pid 527] 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=-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}, 144 [pid 526] 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=-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}, 144 [pid 525] 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=-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}, 144 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 528] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 527] <... bpf resumed>) = 6 [pid 526] <... bpf resumed>) = 6 [pid 528] <... bpf resumed>) = 0 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 528] 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=-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}, 144 [pid 527] <... bpf resumed>) = 7 [pid 526] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 529 attached [pid 528] <... bpf resumed>) = 6 [pid 527] exit_group(0 [pid 526] exit_group(0 [pid 525] <... bpf resumed>) = 6 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 527] <... exit_group resumed>) = ? [pid 526] <... exit_group resumed>) = ? [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 529 [pid 529] set_robust_list(0x5555570f1660, 24 [pid 528] <... bpf resumed>) = 7 [pid 527] +++ exited with 0 +++ [pid 526] +++ exited with 0 +++ [pid 525] <... bpf resumed>) = 7 [pid 528] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 528] <... exit_group resumed>) = ? [pid 525] exit_group(0 [pid 529] <... set_robust_list resumed>) = 0 [pid 528] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 525] <... exit_group resumed>) = ? [pid 529] <... prctl resumed>) = 0 [pid 529] setpgid(0, 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 529] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 529] write(3, "1000", 4) = 4 [pid 529] close(3) = 0 [pid 529] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 530 ./strace-static-x86_64: Process 531 attached [pid 529] <... bpf resumed>) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 531 [pid 529] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 530 attached [pid 530] set_robust_list(0x5555570f1660, 24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 531] set_robust_list(0x5555570f1660, 24 [pid 530] <... set_robust_list resumed>) = 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 530] setpgid(0, 0) = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 532 [pid 530] <... openat resumed>) = 3 [pid 530] write(3, "1000", 4) = 4 [pid 530] close(3) = 0 [pid 531] <... set_robust_list resumed>) = 0 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 530] <... bpf resumed>) = 3 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 532 attached [pid 531] <... prctl resumed>) = 0 [pid 531] setpgid(0, 0 [pid 532] set_robust_list(0x5555570f1660, 24) = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 531] <... setpgid resumed>) = 0 [pid 532] <... prctl resumed>) = 0 [pid 532] setpgid(0, 0) = 0 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 532] <... openat resumed>) = 3 [pid 531] <... openat resumed>) = 3 [pid 532] write(3, "1000", 4) = 4 [pid 532] close(3) = 0 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 531] write(3, "1000", 4) = 4 [pid 530] <... bpf resumed>) = 4 [pid 529] <... bpf resumed>) = 4 [pid 530] 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 529] 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 525] +++ exited with 0 +++ [pid 532] <... bpf resumed>) = 3 [pid 531] close(3 [pid 530] <... bpf resumed>) = 5 [pid 529] <... bpf resumed>) = 5 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 530] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 529] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 530] <... bpf resumed>) = 0 [pid 529] <... bpf resumed>) = 0 [pid 530] 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=-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}, 144 [pid 529] 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=-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}, 144 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 531] <... close resumed>) = 0 [pid 530] <... bpf resumed>) = 6 [pid 529] <... bpf resumed>) = 6 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 529] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 532] <... bpf resumed>) = 4 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 530] <... bpf resumed>) = 7 [pid 529] <... bpf resumed>) = 7 [pid 530] exit_group(0 [pid 529] exit_group(0 [pid 530] <... exit_group resumed>) = ? [pid 529] <... exit_group resumed>) = ? [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 533 ./strace-static-x86_64: Process 533 attached [pid 532] 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 531] <... bpf resumed>) = 3 [pid 529] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 533] set_robust_list(0x5555570f1660, 24) = 0 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 532] <... bpf resumed>) = 5 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 533] <... prctl resumed>) = 0 [pid 533] setpgid(0, 0) = 0 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 532] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 533] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 533] write(3, "1000", 4) = 4 [pid 533] close(3) = 0 [pid 533] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 532] <... bpf resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 534 [pid 532] 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=-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}, 144 [pid 533] <... bpf resumed>) = 3 [pid 532] <... bpf resumed>) = 6 [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x5555570f1660, 24) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 534] write(3, "1000", 4) = 4 [pid 534] close(3) = 0 [pid 534] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 533] <... bpf resumed>) = 4 [pid 532] <... bpf resumed>) = 7 [pid 531] <... bpf resumed>) = 4 [pid 530] +++ exited with 0 +++ [pid 534] 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 533] 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 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 534] <... bpf resumed>) = 5 [pid 533] <... bpf resumed>) = 5 [pid 532] exit_group(0 [pid 531] 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 534] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 533] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 532] <... exit_group resumed>) = ? [pid 534] <... bpf resumed>) = 0 [pid 533] <... bpf resumed>) = 0 [pid 531] <... bpf resumed>) = 5 [pid 534] 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=-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}, 144 [pid 533] 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=-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}, 144 [pid 531] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 534] <... bpf resumed>) = 6 [pid 532] +++ exited with 0 +++ [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 534] exit_group(0) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 535 [pid 534] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 536 ./strace-static-x86_64: Process 535 attached [pid 535] set_robust_list(0x5555570f1660, 24) = 0 [pid 535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 535] setpgid(0, 0) = 0 [pid 535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 535] write(3, "1000", 4) = 4 [pid 535] close(3) = 0 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 535] 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) = 5 [pid 535] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 535] 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=-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}, 144) = 6 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 535] exit_group(0) = ? [pid 535] +++ exited with 0 +++ ./strace-static-x86_64: Process 536 attached [pid 536] set_robust_list(0x5555570f1660, 24) = 0 [pid 536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 536] setpgid(0, 0) = 0 [pid 536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 536] write(3, "1000", 4) = 4 [pid 536] close(3) = 0 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 536] 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) = 5 [pid 536] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 536] 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=-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}, 144) = 6 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 536] exit_group(0) = ? [pid 536] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 531] <... bpf resumed>) = 0 [pid 531] 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=-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}, 144 [pid 301] <... restart_syscall resumed>) = 0 [ 28.536792][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 28.548784][ T533] BUG: scheduling while atomic: syz-executor360/533/0x00000002 [ 28.556384][ T533] Modules linked in: [ 28.560084][ T533] Preemption disabled at: [ 28.560090][ T533] [] is_module_text_address+0x1f/0x360 [ 28.571238][ T533] CPU: 1 PID: 533 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 28.582802][ T533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.592868][ T533] Call Trace: [ 28.595994][ T533] [ 28.598788][ T533] dump_stack_lvl+0x151/0x1b7 [ 28.603284][ T533] ? is_module_text_address+0x1f/0x360 [ 28.608593][ T533] ? is_module_text_address+0x1f/0x360 [ 28.613967][ T533] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.619256][ T533] ? is_module_text_address+0x1f/0x360 [ 28.624803][ T533] dump_stack+0x15/0x1b [ 28.628811][ T533] __schedule_bug+0x195/0x260 [ 28.633414][ T533] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.638837][ T533] __schedule+0xcf7/0x1550 [ 28.643074][ T533] ? __kasan_check_write+0x14/0x20 [ 28.648278][ T533] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.653243][ T533] ? __sched_text_start+0x8/0x8 [ 28.657915][ T533] ? __kasan_check_read+0x11/0x20 [ 28.662878][ T533] ? cgroup_update_frozen+0x15f/0x980 [ 28.668333][ T533] schedule+0xc3/0x180 [ 28.672408][ T533] ptrace_stop+0x54f/0x930 [ 28.676665][ T533] ptrace_notify+0x225/0x350 [ 28.681089][ T533] ? do_notify_parent+0xa20/0xa20 [ 28.686046][ T533] ? __kasan_check_write+0x14/0x20 [ 28.690988][ T533] ? fpregs_restore_userregs+0x130/0x290 [ 28.696541][ T533] syscall_exit_to_user_mode+0xa2/0x140 [ 28.702096][ T533] do_syscall_64+0x49/0xb0 [ 28.706347][ T533] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.712098][ T533] RIP: 0033:0x7f6d61a45ea9 [ 28.716414][ T533] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 533] <... bpf resumed>) = 6 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 531] <... bpf resumed>) = 6 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 538 attached [pid 533] <... bpf resumed>) = 7 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 538 [pid 299] <... restart_syscall resumed>) = 0 [pid 538] set_robust_list(0x5555570f1660, 24 [pid 533] exit_group(0 [pid 531] <... bpf resumed>) = 7 [pid 538] <... set_robust_list resumed>) = 0 [pid 533] <... exit_group resumed>) = ? [pid 531] exit_group(0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 531] <... exit_group resumed>) = ? [pid 538] <... prctl resumed>) = 0 [pid 533] +++ exited with 0 +++ [pid 531] +++ exited with 0 +++ [pid 538] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 539 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 538] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 540 attached [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 540] set_robust_list(0x5555570f1660, 24 [pid 538] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 540 [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 540] <... set_robust_list resumed>) = 0 [pid 538] write(3, "1000", 4 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 538] <... write resumed>) = 4 [pid 540] <... prctl resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 541 attached ./strace-static-x86_64: Process 542 attached [pid 540] setpgid(0, 0 [pid 538] close(3 [pid 542] set_robust_list(0x5555570f1660, 24 [pid 541] set_robust_list(0x5555570f1660, 24 [pid 540] <... setpgid resumed>) = 0 [pid 538] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 541 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 542 [pid 542] <... set_robust_list resumed>) = 0 [pid 541] <... set_robust_list resumed>) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 538] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 540] <... openat resumed>) = 3 [pid 542] <... prctl resumed>) = 0 [pid 541] <... prctl resumed>) = 0 [pid 540] write(3, "1000", 4 [pid 538] <... bpf resumed>) = 3 [pid 542] setpgid(0, 0 [pid 541] setpgid(0, 0 [pid 540] <... write resumed>) = 4 [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 542] <... setpgid resumed>) = 0 [pid 541] <... setpgid resumed>) = 0 [pid 540] close(3./strace-static-x86_64: Process 539 attached ) = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 538] <... bpf resumed>) = 4 [pid 542] <... openat resumed>) = 3 [pid 541] <... openat resumed>) = 3 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 539] set_robust_list(0x5555570f1660, 24 [pid 538] 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 542] write(3, "1000", 4 [pid 541] write(3, "1000", 4 [pid 539] <... set_robust_list resumed>) = 0 [pid 542] <... write resumed>) = 4 [pid 541] <... write resumed>) = 4 [pid 540] <... bpf resumed>) = 3 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 538] <... bpf resumed>) = 5 [pid 542] close(3 [pid 541] close(3 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 539] <... prctl resumed>) = 0 [pid 538] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 542] <... close resumed>) = 0 [pid 541] <... close resumed>) = 0 [pid 540] <... bpf resumed>) = 4 [pid 539] setpgid(0, 0 [pid 538] <... bpf resumed>) = 0 [pid 542] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 540] 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 538] 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=-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}, 144 [pid 542] <... bpf resumed>) = 3 [pid 541] <... bpf resumed>) = 3 [pid 540] <... bpf resumed>) = 5 [pid 539] <... setpgid resumed>) = 0 [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 540] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 538] <... bpf resumed>) = 6 [pid 542] <... bpf resumed>) = 4 [pid 541] <... bpf resumed>) = 4 [pid 540] <... bpf resumed>) = 0 [pid 539] <... openat resumed>) = 3 [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 542] 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 541] 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 540] 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=-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}, 144 [pid 539] write(3, "1000", 4 [pid 538] <... bpf resumed>) = 7 [pid 542] <... bpf resumed>) = 5 [pid 541] <... bpf resumed>) = 5 [pid 539] <... write resumed>) = 4 [pid 542] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 541] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 540] <... bpf resumed>) = 6 [pid 539] close(3 [pid 538] exit_group(0 [pid 542] <... bpf resumed>) = 0 [pid 541] <... bpf resumed>) = 0 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 539] <... close resumed>) = 0 [ 28.736028][ T533] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 28.744304][ T533] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 28.752259][ T533] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 28.760067][ T533] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 28.767878][ T533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.775691][ T533] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 28.783604][ T533] [pid 542] 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=-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}, 144 [pid 541] 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=-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}, 144 [pid 540] <... bpf resumed>) = 7 [ 28.820726][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 28.832879][ T539] BUG: scheduling while atomic: syz-executor360/539/0x00000002 [ 28.840329][ T539] Modules linked in: [ 28.844119][ T539] Preemption disabled at: [ 28.844128][ T539] [] free_unref_page+0x177/0x5c0 [ 28.854578][ T539] CPU: 0 PID: 539 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 538] <... exit_group resumed>) = ? [pid 542] <... bpf resumed>) = 6 [pid 541] <... bpf resumed>) = 6 [ 28.866024][ T539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.876010][ T539] Call Trace: [ 28.879166][ T539] [ 28.881920][ T539] dump_stack_lvl+0x151/0x1b7 [ 28.886421][ T539] ? free_unref_page+0x177/0x5c0 [ 28.891196][ T539] ? free_unref_page+0x177/0x5c0 [ 28.895968][ T539] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.901264][ T539] ? free_unref_page+0x177/0x5c0 [ 28.906038][ T539] dump_stack+0x15/0x1b [ 28.910040][ T539] __schedule_bug+0x195/0x260 [ 28.914549][ T539] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.920018][ T539] __schedule+0xcf7/0x1550 [ 28.924267][ T539] ? __kasan_check_write+0x14/0x20 [ 28.929215][ T539] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.934245][ T539] ? __sched_text_start+0x8/0x8 [ 28.938932][ T539] ? __kasan_check_read+0x11/0x20 [ 28.943794][ T539] ? cgroup_update_frozen+0x15f/0x980 [ 28.949001][ T539] schedule+0xc3/0x180 [ 28.952906][ T539] ptrace_stop+0x54f/0x930 [ 28.957171][ T539] ptrace_notify+0x225/0x350 [ 28.961671][ T539] ? do_notify_parent+0xa20/0xa20 [ 28.966624][ T539] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 28.972699][ T539] ? exit_to_user_mode_prepare+0x39/0xa0 [ 28.978513][ T539] syscall_exit_to_user_mode+0xa2/0x140 [ 28.983905][ T539] do_syscall_64+0x49/0xb0 [ 28.988145][ T539] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.993878][ T539] RIP: 0033:0x7f6d61a45ea9 [ 28.998271][ T539] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 540] exit_group(0 [pid 539] <... bpf resumed>) = 3 [pid 538] +++ exited with 0 +++ [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 540] <... exit_group resumed>) = ? [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 539] 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 542] <... bpf resumed>) = 7 [pid 541] <... bpf resumed>) = 7 [pid 539] <... bpf resumed>) = 5 [pid 539] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 539] 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=-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}, 144 [pid 540] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, 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 [pid 541] exit_group(0 [pid 542] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 542] <... exit_group resumed>) = ? [pid 541] <... exit_group resumed>) = ? [pid 539] <... bpf resumed>) = 6 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 539] exit_group(0) = ? [pid 542] +++ exited with 0 +++ [pid 539] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 543 attached [pid 543] set_robust_list(0x5555570f1660, 24) = 0 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 543 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 544 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 543] <... prctl resumed>) = 0 [pid 543] setpgid(0, 0) = 0 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 543] write(3, "1000", 4) = 4 [pid 543] close(3) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 545 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 546 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 546 attached ./strace-static-x86_64: Process 545 attached ./strace-static-x86_64: Process 544 attached [pid 544] set_robust_list(0x5555570f1660, 24 [pid 545] set_robust_list(0x5555570f1660, 24 [pid 544] <... set_robust_list resumed>) = 0 [pid 545] <... set_robust_list resumed>) = 0 [pid 546] set_robust_list(0x5555570f1660, 24 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 544] <... prctl resumed>) = 0 [pid 546] <... set_robust_list resumed>) = 0 [pid 545] <... prctl resumed>) = 0 [pid 544] setpgid(0, 0 [pid 545] setpgid(0, 0 [pid 544] <... setpgid resumed>) = 0 [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 545] <... setpgid resumed>) = 0 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 544] <... openat resumed>) = 3 [pid 546] <... prctl resumed>) = 0 [pid 544] write(3, "1000", 4 [pid 546] setpgid(0, 0 [pid 545] write(3, "1000", 4 [pid 544] <... write resumed>) = 4 [pid 546] <... setpgid resumed>) = 0 [pid 545] <... write resumed>) = 4 [pid 543] <... bpf resumed>) = 3 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 545] close(3 [pid 544] close(3 [pid 545] <... close resumed>) = 0 [pid 544] <... close resumed>) = 0 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 545] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 544] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 546] write(3, "1000", 4) = 4 [pid 546] close(3) = 0 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 541] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 547 [pid 545] <... bpf resumed>) = 3 [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 547 attached [pid 547] set_robust_list(0x5555570f1660, 24) = 0 [pid 544] <... bpf resumed>) = 3 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 547] setpgid(0, 0) = 0 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 547] write(3, "1000", 4) = 4 [pid 547] close(3) = 0 [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 546] <... bpf resumed>) = 3 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 547] <... bpf resumed>) = 3 [ 29.017748][ T539] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 29.026078][ T539] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 29.034410][ T539] RDX: 0000000000000090 RSI: 0000000020000200 RDI: 0000000000000005 [ 29.042306][ T539] RBP: 00000000000f4240 R08: 0000000000000000 R09: 00000000000000a0 [ 29.050125][ T539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000007063 [ 29.058900][ T539] R13: 00007ffc5ba99d4c R14: 00007ffc5ba99d60 R15: 00007ffc5ba99d50 [ 29.066707][ T539] [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 545] <... bpf resumed>) = 4 [pid 543] <... bpf resumed>) = 4 [pid 546] <... bpf resumed>) = 4 [pid 545] 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 544] <... bpf resumed>) = 4 [pid 543] 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 546] 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 545] <... bpf resumed>) = 5 [pid 544] 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 546] <... bpf resumed>) = 5 [pid 545] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 543] <... bpf resumed>) = 5 [pid 546] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 545] <... bpf resumed>) = 0 [pid 544] <... bpf resumed>) = 5 [pid 543] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 546] <... bpf resumed>) = 0 [pid 545] 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=-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}, 144 [pid 544] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 543] <... bpf resumed>) = 0 [pid 546] 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=-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}, 144 [pid 547] <... bpf resumed>) = 4 [pid 547] 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 545] <... bpf resumed>) = 6 [pid 544] <... bpf resumed>) = 0 [pid 543] 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=-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}, 144 [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 547] <... bpf resumed>) = 5 [pid 547] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [ 29.106164][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 29.117730][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 29.125382][ T293] Modules linked in: [ 29.129239][ T293] Preemption disabled at: [ 29.129247][ T293] [] up_read+0x16/0x170 [ 29.139394][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 29.150751][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.160644][ T293] Call Trace: [ 29.163767][ T293] [ 29.166543][ T293] dump_stack_lvl+0x151/0x1b7 [ 29.171080][ T293] ? up_read+0x16/0x170 [ 29.175144][ T293] ? up_read+0x16/0x170 [ 29.179306][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 29.184719][ T293] ? up_read+0x16/0x170 [ 29.188703][ T293] dump_stack+0x15/0x1b [ 29.192694][ T293] __schedule_bug+0x195/0x260 [ 29.197288][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 29.202685][ T293] __schedule+0xcf7/0x1550 [ 29.206946][ T293] ? __sched_text_start+0x8/0x8 [ 29.211619][ T293] ? __kasan_check_write+0x14/0x20 [ 29.216567][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 29.221344][ T293] schedule+0xc3/0x180 [ 29.225336][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 29.230365][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 29.235671][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 29.241047][ T293] do_syscall_64+0x49/0xb0 [ 29.245297][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.251023][ T293] RIP: 0033:0x4e815a [ 29.254761][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 29.274290][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 29.282727][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 29.290884][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000223 [ 29.298705][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 547] 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=-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}, 144 [pid 543] <... bpf resumed>) = 6 [pid 547] <... bpf resumed>) = 6 [pid 546] <... bpf resumed>) = 6 [pid 545] <... bpf resumed>) = 7 [pid 544] 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=-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}, 144 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 545] exit_group(0 [pid 547] <... bpf resumed>) = 7 [pid 546] <... bpf resumed>) = 7 [pid 545] <... exit_group resumed>) = ? [pid 544] <... bpf resumed>) = 6 [pid 543] <... bpf resumed>) = 7 [pid 547] exit_group(0 [pid 546] exit_group(0 [pid 545] +++ exited with 0 +++ [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 547] <... exit_group resumed>) = ? [pid 546] <... exit_group resumed>) = ? [pid 544] <... bpf resumed>) = 7 [pid 543] exit_group(0 [pid 546] +++ exited with 0 +++ [pid 544] exit_group(0 [pid 543] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 547] +++ exited with 0 +++ [pid 544] <... exit_group resumed>) = ? [pid 543] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 549 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 549 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 549] set_robust_list(0x5555570f1660, 24) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 549] <... prctl resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 549] setpgid(0, 0) = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 552 attached ./strace-static-x86_64: Process 551 attached ./strace-static-x86_64: Process 550 attached [pid 549] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 550 [pid 549] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 552 [pid 549] <... write resumed>) = 4 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 551 [pid 549] close(3) = 0 [pid 551] set_robust_list(0x5555570f1660, 24 [pid 552] set_robust_list(0x5555570f1660, 24 [pid 550] set_robust_list(0x5555570f1660, 24 [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 551] <... set_robust_list resumed>) = 0 [pid 550] <... set_robust_list resumed>) = 0 [pid 552] <... set_robust_list resumed>) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 551] <... prctl resumed>) = 0 [pid 550] <... prctl resumed>) = 0 [pid 552] <... prctl resumed>) = 0 [pid 551] setpgid(0, 0 [pid 550] setpgid(0, 0 [pid 552] setpgid(0, 0 [pid 551] <... setpgid resumed>) = 0 [pid 549] <... bpf resumed>) = 3 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 552] <... setpgid resumed>) = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 550] <... setpgid resumed>) = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 551] <... openat resumed>) = 3 [pid 551] write(3, "1000", 4 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 552] <... openat resumed>) = 3 [pid 552] write(3, "1000", 4) = 4 [pid 552] close(3 [pid 551] <... write resumed>) = 4 [pid 552] <... close resumed>) = 0 [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 551] close(3 [pid 550] <... openat resumed>) = 3 [pid 551] <... close resumed>) = 0 [pid 550] write(3, "1000", 4 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 550] <... write resumed>) = 4 [pid 552] <... bpf resumed>) = 3 [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 550] close(3) = 0 [pid 550] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 551] <... bpf resumed>) = 3 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 550] <... bpf resumed>) = 3 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 544] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 553 ./strace-static-x86_64: Process 553 attached [pid 553] set_robust_list(0x5555570f1660, 24) = 0 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 553] setpgid(0, 0) = 0 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 553] write(3, "1000", 4) = 4 [pid 553] close(3) = 0 [pid 553] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [ 29.306510][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 29.314519][ T293] R13: 00000000200004c0 R14: 00000000022e4010 R15: 00000000022e72c0 [ 29.322342][ T293] [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 549] <... bpf resumed>) = 4 [pid 553] <... bpf resumed>) = 4 [pid 552] <... bpf resumed>) = 4 [pid 551] <... bpf resumed>) = 4 [pid 550] <... bpf resumed>) = 4 [pid 553] 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 551] 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 553] <... bpf resumed>) = 5 [pid 552] 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 551] <... bpf resumed>) = 5 [pid 550] 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 549] 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 553] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 552] <... bpf resumed>) = 5 [pid 551] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 550] <... bpf resumed>) = 5 [pid 549] <... bpf resumed>) = 5 [pid 553] <... bpf resumed>) = 0 [pid 551] <... bpf resumed>) = 0 [pid 553] 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=-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}, 144 [pid 552] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 551] 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=-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}, 144 [pid 550] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 549] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 553] <... bpf resumed>) = 6 [pid 552] <... bpf resumed>) = 0 [pid 551] <... bpf resumed>) = 6 [pid 549] <... bpf resumed>) = 0 [pid 550] <... bpf resumed>) = 0 [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 552] 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=-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}, 144 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 549] 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=-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}, 144 [pid 553] <... bpf resumed>) = 7 [pid 551] <... bpf resumed>) = 7 [pid 550] 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=-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}, 144 [pid 553] exit_group(0 [pid 551] exit_group(0 [pid 553] <... exit_group resumed>) = ? [pid 551] <... exit_group resumed>) = ? [pid 553] +++ exited with 0 +++ [pid 551] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, 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 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 554 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 555 ./strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x5555570f1660, 24) = 0 [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 555] setpgid(0, 0) = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3) = 0 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 555] 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) = 5 [pid 555] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 555] 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=-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}, 144) = 6 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 555] exit_group(0) = ? [pid 555] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 29.378432][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 29.390230][ T549] BUG: scheduling while atomic: syz-executor360/549/0x00000002 [ 29.397616][ T549] Modules linked in: [ 29.401323][ T549] Preemption disabled at: [ 29.401329][ T549] [] is_module_text_address+0x1f/0x360 [ 29.412357][ T549] CPU: 1 PID: 549 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 29.423833][ T549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.433780][ T549] Call Trace: [ 29.436911][ T549] [ 29.439681][ T549] dump_stack_lvl+0x151/0x1b7 [ 29.444210][ T549] ? is_module_text_address+0x1f/0x360 [ 29.449487][ T549] ? is_module_text_address+0x1f/0x360 [ 29.454785][ T549] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 29.460096][ T549] ? is_module_text_address+0x1f/0x360 [ 29.465464][ T549] dump_stack+0x15/0x1b [ 29.469461][ T549] __schedule_bug+0x195/0x260 [ 29.473976][ T549] ? cpu_util_update_eff+0x10e0/0x10e0 [ 29.479269][ T549] __schedule+0xcf7/0x1550 [ 29.483511][ T549] ? __kasan_check_write+0x14/0x20 [ 29.488544][ T549] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 29.493494][ T549] ? __sched_text_start+0x8/0x8 [ 29.498180][ T549] ? __kasan_check_read+0x11/0x20 [ 29.503050][ T549] ? cgroup_update_frozen+0x15f/0x980 [ 29.508246][ T549] schedule+0xc3/0x180 [ 29.512161][ T549] ptrace_stop+0x54f/0x930 [ 29.516494][ T549] ptrace_notify+0x225/0x350 [ 29.520918][ T549] ? do_notify_parent+0xa20/0xa20 [ 29.525782][ T549] ? __kasan_check_write+0x14/0x20 [ 29.530923][ T549] ? fpregs_restore_userregs+0x130/0x290 [ 29.536314][ T549] syscall_exit_to_user_mode+0xa2/0x140 [ 29.541693][ T549] do_syscall_64+0x49/0xb0 [ 29.545948][ T549] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.551674][ T549] RIP: 0033:0x7f6d61a45ea9 [ 29.556015][ T549] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 549] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 554 attached [pid 552] <... bpf resumed>) = 6 [pid 550] <... bpf resumed>) = 6 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 554] set_robust_list(0x5555570f1660, 24 [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 549] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 556 attached [pid 554] <... set_robust_list resumed>) = 0 [pid 552] <... bpf resumed>) = 7 [pid 550] <... bpf resumed>) = 7 [pid 549] exit_group(0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 556 [pid 556] set_robust_list(0x5555570f1660, 24 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 552] exit_group(0 [pid 550] exit_group(0 [pid 549] <... exit_group resumed>) = ? [pid 556] <... set_robust_list resumed>) = 0 [pid 554] <... prctl resumed>) = 0 [pid 552] <... exit_group resumed>) = ? [pid 550] <... exit_group resumed>) = ? [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 554] setpgid(0, 0 [pid 549] +++ exited with 0 +++ [pid 556] <... prctl resumed>) = 0 [pid 554] <... setpgid resumed>) = 0 [pid 552] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 556] setpgid(0, 0 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 556] <... setpgid resumed>) = 0 [pid 554] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 554] write(3, "1000", 4 [pid 556] <... openat resumed>) = 3 [pid 554] <... write resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 557 attached [pid 556] write(3, "1000", 4 [pid 554] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 558 attached [pid 557] set_robust_list(0x5555570f1660, 24 [pid 556] <... write resumed>) = 4 [pid 554] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 557 [pid 558] set_robust_list(0x5555570f1660, 24 [pid 557] <... set_robust_list resumed>) = 0 [pid 556] close(3 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 558 [pid 558] <... set_robust_list resumed>) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 556] <... close resumed>) = 0 [pid 554] <... bpf resumed>) = 3 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 557] <... prctl resumed>) = 0 [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 558] <... prctl resumed>) = 0 [pid 557] setpgid(0, 0 [pid 558] setpgid(0, 0 [pid 557] <... setpgid resumed>) = 0 [pid 556] <... bpf resumed>) = 3 [pid 558] <... setpgid resumed>) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 557] <... openat resumed>) = 3 [pid 558] <... openat resumed>) = 3 [pid 557] write(3, "1000", 4 [pid 558] write(3, "1000", 4 [pid 557] <... write resumed>) = 4 [pid 558] <... write resumed>) = 4 [pid 557] close(3 [pid 558] close(3 [pid 557] <... close resumed>) = 0 [pid 558] <... close resumed>) = 0 [pid 557] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 558] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 557] <... bpf resumed>) = 3 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 558] <... bpf resumed>) = 3 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 550] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 559 ./strace-static-x86_64: Process 559 attached [pid 559] set_robust_list(0x5555570f1660, 24) = 0 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 559] setpgid(0, 0) = 0 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 559] write(3, "1000", 4) = 4 [pid 559] close(3) = 0 [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [ 29.575460][ T549] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 29.583997][ T549] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 29.591841][ T549] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 29.599614][ T549] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 29.607426][ T549] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.615233][ T549] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 29.623054][ T549] [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 554] <... bpf resumed>) = 4 [pid 559] <... bpf resumed>) = 4 [pid 558] <... bpf resumed>) = 4 [pid 557] <... bpf resumed>) = 4 [pid 556] <... bpf resumed>) = 4 [pid 554] 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 559] 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 558] 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 557] 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 556] 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 554] <... bpf resumed>) = 5 [pid 559] <... bpf resumed>) = 5 [pid 558] <... bpf resumed>) = 5 [pid 557] <... bpf resumed>) = 5 [pid 556] <... bpf resumed>) = 5 [pid 554] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 559] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 558] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 557] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 556] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 554] <... bpf resumed>) = 0 [pid 559] <... bpf resumed>) = 0 [pid 558] <... bpf resumed>) = 0 [pid 557] <... bpf resumed>) = 0 [pid 556] <... bpf resumed>) = 0 [pid 554] 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=-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}, 144 [pid 559] 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=-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}, 144 [pid 558] 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=-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}, 144 [pid 557] 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=-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}, 144 [pid 556] 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=-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}, 144 [pid 554] <... bpf resumed>) = 6 [pid 558] <... bpf resumed>) = 6 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 557] <... bpf resumed>) = 6 [pid 554] <... bpf resumed>) = 7 [pid 559] <... bpf resumed>) = 6 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 556] <... bpf resumed>) = 6 [pid 554] exit_group(0 [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 558] <... bpf resumed>) = 7 [pid 557] <... bpf resumed>) = 7 [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 554] <... exit_group resumed>) = ? [pid 559] <... bpf resumed>) = 7 [pid 558] exit_group(0 [pid 557] exit_group(0 [pid 556] <... bpf resumed>) = 7 [pid 554] +++ exited with 0 +++ [pid 559] exit_group(0 [pid 558] <... exit_group resumed>) = ? [pid 557] <... exit_group resumed>) = ? [pid 556] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 557] +++ exited with 0 +++ [pid 556] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 558] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 560 attached [pid 559] <... exit_group resumed>) = ? [pid 556] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 560 [pid 560] set_robust_list(0x5555570f1660, 24 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 560] <... set_robust_list resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... restart_syscall resumed>) = 0 [pid 560] <... prctl resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 560] setpgid(0, 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 560] <... setpgid resumed>) = 0 [pid 560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 560] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 561 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 562 [pid 560] <... write resumed>) = 4 [pid 560] close(3) = 0 [pid 560] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 563 ./strace-static-x86_64: Process 563 attached ./strace-static-x86_64: Process 562 attached ./strace-static-x86_64: Process 561 attached [pid 563] set_robust_list(0x5555570f1660, 24 [pid 562] set_robust_list(0x5555570f1660, 24 [pid 561] set_robust_list(0x5555570f1660, 24 [pid 563] <... set_robust_list resumed>) = 0 [pid 562] <... set_robust_list resumed>) = 0 [pid 561] <... set_robust_list resumed>) = 0 [pid 560] <... bpf resumed>) = 3 [pid 563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 563] <... prctl resumed>) = 0 [pid 562] <... prctl resumed>) = 0 [pid 561] <... prctl resumed>) = 0 [pid 563] setpgid(0, 0 [pid 562] setpgid(0, 0 [pid 561] setpgid(0, 0 [pid 563] <... setpgid resumed>) = 0 [pid 562] <... setpgid resumed>) = 0 [pid 561] <... setpgid resumed>) = 0 [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 563] <... openat resumed>) = 3 [pid 562] <... openat resumed>) = 3 [pid 561] <... openat resumed>) = 3 [pid 563] write(3, "1000", 4 [pid 562] write(3, "1000", 4 [pid 561] write(3, "1000", 4 [pid 563] <... write resumed>) = 4 [pid 562] <... write resumed>) = 4 [pid 561] <... write resumed>) = 4 [pid 563] close(3 [pid 562] close(3 [pid 561] close(3 [pid 563] <... close resumed>) = 0 [pid 562] <... close resumed>) = 0 [pid 561] <... close resumed>) = 0 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 559] +++ exited with 0 +++ [pid 563] <... bpf resumed>) = 3 [pid 562] <... bpf resumed>) = 3 [pid 561] <... bpf resumed>) = 3 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 564 attached , child_tidptr=0x5555570f1650) = 564 [pid 564] set_robust_list(0x5555570f1660, 24) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 564] setpgid(0, 0) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 564] write(3, "1000", 4) = 4 [pid 564] close(3) = 0 [pid 564] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 563] <... bpf resumed>) = 4 [pid 562] <... bpf resumed>) = 4 [pid 561] <... bpf resumed>) = 4 [pid 560] <... bpf resumed>) = 4 [pid 564] 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 563] 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 562] 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 561] 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 560] 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 564] <... bpf resumed>) = 5 [pid 563] <... bpf resumed>) = 5 [pid 562] <... bpf resumed>) = 5 [pid 561] <... bpf resumed>) = 5 [pid 564] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 563] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 562] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 561] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 560] <... bpf resumed>) = 5 [pid 564] <... bpf resumed>) = 0 [pid 563] <... bpf resumed>) = 0 [pid 562] <... bpf resumed>) = 0 [pid 561] <... bpf resumed>) = 0 [pid 560] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 564] 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=-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}, 144 [pid 563] 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=-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}, 144 [pid 562] 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=-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}, 144 [pid 561] 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=-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}, 144 [pid 560] <... bpf resumed>) = 0 [pid 564] <... bpf resumed>) = 6 [pid 563] <... bpf resumed>) = 6 [pid 562] <... bpf resumed>) = 6 [pid 561] <... bpf resumed>) = 6 [pid 560] 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=-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}, 144 [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 564] <... bpf resumed>) = 7 [pid 563] <... bpf resumed>) = 7 [pid 562] <... bpf resumed>) = 7 [pid 561] <... bpf resumed>) = 7 [pid 560] <... bpf resumed>) = 6 [pid 564] exit_group(0 [pid 563] exit_group(0 [pid 562] exit_group(0 [pid 561] exit_group(0 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 564] <... exit_group resumed>) = ? [pid 563] <... exit_group resumed>) = ? [pid 562] <... exit_group resumed>) = ? [pid 561] <... exit_group resumed>) = ? [pid 560] <... bpf resumed>) = 7 [pid 564] +++ exited with 0 +++ [pid 563] +++ exited with 0 +++ [pid 562] +++ exited with 0 +++ [pid 561] +++ exited with 0 +++ [pid 560] exit_group(0) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 560] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 565 attached [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 565] set_robust_list(0x5555570f1660, 24) = 0 [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 565] setpgid(0, 0) = 0 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 565] write(3, "1000", 4) = 4 [pid 565] close(3) = 0 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 565 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 566 ./strace-static-x86_64: Process 567 attached [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 568 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 567 ./strace-static-x86_64: Process 569 attached ./strace-static-x86_64: Process 568 attached ./strace-static-x86_64: Process 566 attached [pid 567] set_robust_list(0x5555570f1660, 24 [pid 565] <... bpf resumed>) = 3 [pid 569] set_robust_list(0x5555570f1660, 24 [pid 568] set_robust_list(0x5555570f1660, 24 [pid 567] <... set_robust_list resumed>) = 0 [pid 566] set_robust_list(0x5555570f1660, 24 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 569 [pid 569] <... set_robust_list resumed>) = 0 [pid 568] <... set_robust_list resumed>) = 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 566] <... set_robust_list resumed>) = 0 [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 567] <... prctl resumed>) = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 565] <... bpf resumed>) = 4 [pid 569] <... prctl resumed>) = 0 [pid 568] <... prctl resumed>) = 0 [pid 567] setpgid(0, 0 [pid 566] <... prctl resumed>) = 0 [pid 569] setpgid(0, 0 [pid 568] setpgid(0, 0 [pid 567] <... setpgid resumed>) = 0 [pid 566] setpgid(0, 0 [pid 565] 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 569] <... setpgid resumed>) = 0 [pid 568] <... setpgid resumed>) = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 566] <... setpgid resumed>) = 0 [pid 569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 567] <... openat resumed>) = 3 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 565] <... bpf resumed>) = 5 [pid 569] <... openat resumed>) = 3 [pid 568] <... openat resumed>) = 3 [pid 567] write(3, "1000", 4 [pid 566] <... openat resumed>) = 3 [pid 569] write(3, "1000", 4 [pid 568] write(3, "1000", 4 [pid 567] <... write resumed>) = 4 [pid 566] write(3, "1000", 4 [pid 569] <... write resumed>) = 4 [pid 568] <... write resumed>) = 4 [pid 567] close(3 [pid 566] <... write resumed>) = 4 [pid 569] close(3 [pid 568] close(3 [pid 567] <... close resumed>) = 0 [pid 566] close(3 [pid 565] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 569] <... close resumed>) = 0 [pid 568] <... close resumed>) = 0 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 566] <... close resumed>) = 0 [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 567] <... bpf resumed>) = 3 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 565] <... bpf resumed>) = 0 [pid 569] <... bpf resumed>) = 3 [pid 568] <... bpf resumed>) = 3 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 566] <... bpf resumed>) = 3 [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 567] <... bpf resumed>) = 4 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 565] 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=-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}, 144 [pid 569] <... bpf resumed>) = 4 [pid 568] <... bpf resumed>) = 4 [pid 567] 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 566] <... bpf resumed>) = 4 [pid 569] 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 568] 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 567] <... bpf resumed>) = 5 [pid 566] 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 569] <... bpf resumed>) = 5 [pid 568] <... bpf resumed>) = 5 [pid 567] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 566] <... bpf resumed>) = 5 [pid 565] <... bpf resumed>) = 6 [pid 569] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 568] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 567] <... bpf resumed>) = 0 [pid 566] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 569] <... bpf resumed>) = 0 [pid 568] <... bpf resumed>) = 0 [pid 567] 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=-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}, 144 [pid 566] <... bpf resumed>) = 0 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 569] 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=-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}, 144 [pid 568] 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=-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}, 144 [pid 567] <... bpf resumed>) = 6 [pid 566] 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=-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}, 144 [pid 569] <... bpf resumed>) = 6 [pid 565] <... bpf resumed>) = 7 [pid 565] exit_group(0) = ? [pid 565] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, 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=0x5555570f1650) = 570 [ 29.760051][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 29.772404][ T568] BUG: scheduling while atomic: syz-executor360/568/0x00000002 [ 29.779764][ T568] Modules linked in: [ 29.783632][ T568] Preemption disabled at: [ 29.783638][ T568] [] is_module_text_address+0x1f/0x360 [ 29.794637][ T568] CPU: 0 PID: 568 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 29.806060][ T568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.815957][ T568] Call Trace: [ 29.819080][ T568] [ 29.822033][ T568] dump_stack_lvl+0x151/0x1b7 [ 29.826549][ T568] ? is_module_text_address+0x1f/0x360 [ 29.832012][ T568] ? is_module_text_address+0x1f/0x360 [ 29.837306][ T568] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 29.842603][ T568] ? is_module_text_address+0x1f/0x360 [ 29.847898][ T568] dump_stack+0x15/0x1b [ 29.851890][ T568] __schedule_bug+0x195/0x260 [ 29.856401][ T568] ? cpu_util_update_eff+0x10e0/0x10e0 [ 29.861696][ T568] __schedule+0xcf7/0x1550 [ 29.865950][ T568] ? __kasan_check_write+0x14/0x20 [ 29.870981][ T568] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 29.875931][ T568] ? __sched_text_start+0x8/0x8 [ 29.880616][ T568] ? __kasan_check_read+0x11/0x20 [ 29.885480][ T568] ? cgroup_update_frozen+0x15f/0x980 [ 29.890774][ T568] schedule+0xc3/0x180 [ 29.894689][ T568] ptrace_stop+0x54f/0x930 [ 29.898932][ T568] ptrace_notify+0x225/0x350 [ 29.903895][ T568] ? do_notify_parent+0xa20/0xa20 [ 29.908824][ T568] ? __kasan_check_write+0x14/0x20 [ 29.913885][ T568] ? fpregs_restore_userregs+0x130/0x290 [ 29.919603][ T568] syscall_exit_to_user_mode+0xa2/0x140 [ 29.924981][ T568] do_syscall_64+0x49/0xb0 [ 29.929235][ T568] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.934964][ T568] RIP: 0033:0x7f6d61a45ea9 [ 29.939218][ T568] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 568] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 570 attached [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 566] <... bpf resumed>) = 6 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 568] exit_group(0) = ? [pid 570] set_robust_list(0x5555570f1660, 24 [pid 569] <... bpf resumed>) = 7 [pid 570] <... set_robust_list resumed>) = 0 [pid 567] <... bpf resumed>) = 7 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 567] exit_group(0 [pid 566] <... bpf resumed>) = 7 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 569] exit_group(0 [pid 566] exit_group(0 [pid 570] <... prctl resumed>) = 0 [pid 569] <... exit_group resumed>) = ? [pid 567] <... exit_group resumed>) = ? [pid 566] <... exit_group resumed>) = ? [pid 568] +++ exited with 0 +++ [ 29.958754][ T568] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 29.967094][ T568] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 29.974911][ T568] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 29.982702][ T568] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 29.990634][ T568] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.998408][ T568] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 30.006315][ T568] [pid 570] setpgid(0, 0) = 0 [pid 569] +++ exited with 0 +++ [pid 566] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=568, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 570] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 570] write(3, "1000", 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 570] <... write resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 570] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 571 [pid 570] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 572 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 573 [pid 570] <... bpf resumed>) = 3 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x5555570f1660, 24) = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 573] setpgid(0, 0) = 0 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 573] write(3, "1000", 4) = 4 [pid 573] close(3) = 0 [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 571 attached [pid 571] set_robust_list(0x5555570f1660, 24) = 0 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 571] setpgid(0, 0) = 0 [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 571] write(3, "1000", 4) = 4 [pid 571] close(3) = 0 [pid 571] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 571] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 572 attached [pid 572] set_robust_list(0x5555570f1660, 24) = 0 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 572] setpgid(0, 0) = 0 [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 572] write(3, "1000", 4) = 4 [pid 572] close(3) = 0 [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [ 30.012279][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 30.023800][ T84] BUG: scheduling while atomic: syslogd/84/0x00000002 [ 30.030468][ T84] Modules linked in: [ 30.034312][ T84] Preemption disabled at: [ 30.034322][ T84] [] __skb_try_recv_datagram+0x198/0x6a0 [ 30.045822][ T84] CPU: 0 PID: 84 Comm: syslogd Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 30.056479][ T84] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.066479][ T84] Call Trace: [ 30.069585][ T84] [ 30.072367][ T84] dump_stack_lvl+0x151/0x1b7 [ 30.076886][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 30.082344][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 30.087921][ T84] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.093193][ T84] ? fsnotify_perm+0x470/0x5d0 [ 30.097886][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 30.103442][ T84] dump_stack+0x15/0x1b [ 30.107433][ T84] __schedule_bug+0x195/0x260 [ 30.111947][ T84] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.117235][ T84] ? kernel_read+0x1f0/0x1f0 [ 30.121688][ T84] __schedule+0xcf7/0x1550 [ 30.125936][ T84] ? __kasan_check_read+0x11/0x20 [ 30.130773][ T84] ? __fdget_pos+0x204/0x390 [ 30.135199][ T84] ? __sched_text_start+0x8/0x8 [ 30.139887][ T84] ? ksys_read+0x24f/0x2c0 [ 30.144143][ T84] schedule+0xc3/0x180 [ 30.148149][ T84] exit_to_user_mode_loop+0x4e/0xa0 [ 30.153181][ T84] exit_to_user_mode_prepare+0x5a/0xa0 [ 30.158469][ T84] syscall_exit_to_user_mode+0x26/0x140 [ 30.163855][ T84] do_syscall_64+0x49/0xb0 [ 30.168213][ T84] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.173958][ T84] RIP: 0033:0x7f5195562b6a [ 30.178188][ T84] Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83 [ 30.197742][ T84] RSP: 002b:00007ffc48333378 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 567] +++ exited with 0 +++ [pid 573] <... bpf resumed>) = 4 [pid 572] <... bpf resumed>) = 4 [pid 571] <... bpf resumed>) = 4 [pid 570] <... bpf resumed>) = 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 573] 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 572] 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 571] 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 570] 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 297] restart_syscall(<... resuming interrupted clone ...> [pid 573] <... bpf resumed>) = 5 [pid 572] <... bpf resumed>) = 5 [pid 571] <... bpf resumed>) = 5 [pid 570] <... bpf resumed>) = 5 [pid 297] <... restart_syscall resumed>) = 0 [pid 573] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 572] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 571] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 570] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 573] <... bpf resumed>) = 0 [pid 572] <... bpf resumed>) = 0 [pid 571] <... bpf resumed>) = 0 [pid 570] <... bpf resumed>) = 0 [pid 573] 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=-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}, 144 [pid 572] 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=-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}, 144 [pid 571] 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=-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}, 144 [pid 570] 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=-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}, 144 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 573] <... bpf resumed>) = 6 [pid 572] <... bpf resumed>) = 6 [pid 571] <... bpf resumed>) = 6 [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 571] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 570] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 574 attached [pid 573] <... bpf resumed>) = 7 [pid 572] <... bpf resumed>) = 7 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 574 [pid 571] <... bpf resumed>) = 7 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 573] exit_group(0 [pid 572] exit_group(0 [pid 570] <... bpf resumed>) = 7 [pid 571] exit_group(0 [pid 570] exit_group(0 [pid 573] <... exit_group resumed>) = ? [pid 571] <... exit_group resumed>) = ? [pid 570] <... exit_group resumed>) = ? [pid 572] <... exit_group resumed>) = ? [pid 574] set_robust_list(0x5555570f1660, 24) = 0 [pid 574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 574] setpgid(0, 0) = 0 [pid 574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 574] write(3, "1000", 4 [pid 570] +++ exited with 0 +++ [pid 574] <... write resumed>) = 4 [pid 574] close(3) = 0 [pid 574] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 572] +++ exited with 0 +++ [pid 571] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 576 attached [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 576 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 576] set_robust_list(0x5555570f1660, 24 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 577 ./strace-static-x86_64: Process 577 attached [pid 577] set_robust_list(0x5555570f1660, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 578 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 577] setpgid(0, 0) = 0 [pid 576] <... set_robust_list resumed>) = 0 [pid 577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 577] <... openat resumed>) = 3 [pid 577] write(3, "1000", 4) = 4 [pid 577] close(3) = 0 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 576] <... prctl resumed>) = 0 [pid 576] setpgid(0, 0) = 0 [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 576] write(3, "1000", 4) = 4 [pid 576] close(3 [pid 577] <... bpf resumed>) = 3 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 576] <... close resumed>) = 0 ./strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x5555570f1660, 24) = 0 [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 578] <... prctl resumed>) = 0 [pid 574] <... bpf resumed>) = 4 [pid 574] 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) = 5 [pid 574] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 574] 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=-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}, 144) = 6 [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 578] setpgid(0, 0 [pid 576] <... bpf resumed>) = 3 [pid 578] <... setpgid resumed>) = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 578] write(3, "1000", 4) = 4 [pid 578] close(3) = 0 [pid 578] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 577] <... bpf resumed>) = 4 [pid 574] <... bpf resumed>) = 7 [pid 573] +++ exited with 0 +++ [pid 577] 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 574] exit_group(0 [pid 577] <... bpf resumed>) = 5 [pid 574] <... exit_group resumed>) = ? [ 30.206325][ T84] RAX: 000000000000004a RBX: 0000000000000002 RCX: 00007f5195562b6a [ 30.214142][ T84] RDX: 00000000000000ff RSI: 000055eef8f08300 RDI: 0000000000000000 [ 30.222023][ T84] RBP: 000055eef8f082c0 R08: 0000000000000001 R09: 0000000000000000 [ 30.229832][ T84] R10: 00007f51957013a3 R11: 0000000000000246 R12: 000055eef8f08356 [ 30.237647][ T84] R13: 000055eef8f08300 R14: 0000000000000000 R15: 00007f519573fa80 [ 30.245554][ T84] [pid 577] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] <... bpf resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 577] 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=-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}, 144./strace-static-x86_64: Process 579 attached ) = 6 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 579 [pid 579] set_robust_list(0x5555570f1660, 24) = 0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 579] setpgid(0, 0) = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 579] write(3, "1000", 4) = 4 [pid 579] close(3) = 0 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 576] <... bpf resumed>) = 4 [pid 574] +++ exited with 0 +++ [pid 578] <... bpf resumed>) = 4 [pid 577] <... bpf resumed>) = 7 [pid 579] <... bpf resumed>) = 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 579] 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 578] 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 577] <... exit_group resumed>) = ? [pid 576] 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 580 attached [pid 579] <... bpf resumed>) = 5 [pid 578] <... bpf resumed>) = 5 [pid 577] +++ exited with 0 +++ [pid 576] <... bpf resumed>) = 5 [pid 579] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 578] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 576] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 580 [pid 580] set_robust_list(0x5555570f1660, 24 [pid 579] <... bpf resumed>) = 0 [pid 578] <... bpf resumed>) = 0 [pid 576] <... bpf resumed>) = 0 [pid 579] 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=-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}, 144 [pid 578] 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=-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}, 144 [pid 576] 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=-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}, 144 [pid 580] <... set_robust_list resumed>) = 0 [pid 579] <... bpf resumed>) = 6 [pid 578] <... bpf resumed>) = 6 [pid 576] <... bpf resumed>) = 6 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 579] <... bpf resumed>) = 7 [pid 578] <... bpf resumed>) = 7 [pid 576] <... bpf resumed>) = 7 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 580] <... prctl resumed>) = 0 [pid 579] exit_group(0 [pid 578] exit_group(0 [pid 576] exit_group(0 [pid 579] <... exit_group resumed>) = ? [pid 578] <... exit_group resumed>) = ? [pid 576] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 581 attached [pid 580] setpgid(0, 0 [pid 579] +++ exited with 0 +++ [pid 578] +++ exited with 0 +++ [pid 581] set_robust_list(0x5555570f1660, 24 [pid 580] <... setpgid resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 581 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 581] <... set_robust_list resumed>) = 0 [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 580] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 581] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 583 attached ./strace-static-x86_64: Process 582 attached [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 580] write(3, "1000", 4 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 582 [pid 583] set_robust_list(0x5555570f1660, 24 [pid 580] <... write resumed>) = 4 [pid 580] close(3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 583 [pid 583] <... set_robust_list resumed>) = 0 [pid 580] <... close resumed>) = 0 [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 583] <... prctl resumed>) = 0 [pid 582] set_robust_list(0x5555570f1660, 24 [pid 581] <... openat resumed>) = 3 [pid 583] setpgid(0, 0) = 0 [pid 583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 583] write(3, "1000", 4 [pid 582] <... set_robust_list resumed>) = 0 [pid 581] write(3, "1000", 4 [pid 580] <... bpf resumed>) = 3 [pid 583] <... write resumed>) = 4 [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 583] close(3) = 0 [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 581] <... write resumed>) = 4 [pid 583] <... bpf resumed>) = 3 [pid 582] <... prctl resumed>) = 0 [pid 581] close(3 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 582] setpgid(0, 0 [pid 581] <... close resumed>) = 0 [pid 582] <... setpgid resumed>) = 0 [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 582] write(3, "1000", 4) = 4 [pid 582] close(3) = 0 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 581] <... bpf resumed>) = 3 [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 576] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 584 ./strace-static-x86_64: Process 584 attached [pid 584] set_robust_list(0x5555570f1660, 24) = 0 [pid 584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 584] setpgid(0, 0) = 0 [pid 584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 584] write(3, "1000", 4) = 4 [pid 584] close(3) = 0 [pid 584] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 583] <... bpf resumed>) = 4 [pid 580] <... bpf resumed>) = 4 [pid 583] 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 582] <... bpf resumed>) = 4 [pid 581] <... bpf resumed>) = 4 [pid 580] 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 583] <... bpf resumed>) = 5 [pid 582] 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 583] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 582] <... bpf resumed>) = 5 [pid 581] 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 580] <... bpf resumed>) = 5 [pid 583] <... bpf resumed>) = 0 [pid 582] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 581] <... bpf resumed>) = 5 [pid 580] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 583] 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=-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}, 144 [pid 582] <... bpf resumed>) = 0 [pid 581] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 580] <... bpf resumed>) = 0 [pid 583] <... bpf resumed>) = 6 [pid 582] 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=-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}, 144 [pid 581] <... bpf resumed>) = 0 [pid 580] 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=-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}, 144 [pid 584] <... bpf resumed>) = 4 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 581] 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=-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}, 144 [pid 584] 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 583] <... bpf resumed>) = 7 [pid 581] <... bpf resumed>) = 6 [pid 584] <... bpf resumed>) = 5 [pid 583] exit_group(0 [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 584] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 583] <... exit_group resumed>) = ? [pid 581] <... bpf resumed>) = 7 [pid 584] <... bpf resumed>) = 0 [pid 583] +++ exited with 0 +++ [pid 581] exit_group(0 [pid 584] 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=-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}, 144 [pid 581] <... exit_group resumed>) = ? [pid 584] <... bpf resumed>) = 6 [pid 581] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 584] <... bpf resumed>) = 7 [pid 298] <... restart_syscall resumed>) = 0 [pid 584] exit_group(0) = ? [pid 584] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 585 ./strace-static-x86_64: Process 585 attached [pid 585] set_robust_list(0x5555570f1660, 24) = 0 [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 585] setpgid(0, 0) = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3) = 0 [pid 585] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 585] 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) = 5 [pid 585] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 585] 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=-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}, 144) = 6 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 585] exit_group(0) = ? [pid 585] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 582] <... bpf resumed>) = 6 [ 30.356749][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 30.368655][ T580] BUG: scheduling while atomic: syz-executor360/580/0x00000002 [ 30.376058][ T580] Modules linked in: [ 30.379754][ T580] Preemption disabled at: [ 30.379763][ T580] [] is_module_text_address+0x1f/0x360 [ 30.390770][ T580] CPU: 1 PID: 580 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 30.402310][ T580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.412205][ T580] Call Trace: [ 30.415340][ T580] [ 30.418196][ T580] dump_stack_lvl+0x151/0x1b7 [ 30.422821][ T580] ? is_module_text_address+0x1f/0x360 [ 30.428288][ T580] ? is_module_text_address+0x1f/0x360 [ 30.433583][ T580] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.438882][ T580] ? is_module_text_address+0x1f/0x360 [ 30.444182][ T580] dump_stack+0x15/0x1b [ 30.448164][ T580] __schedule_bug+0x195/0x260 [ 30.452677][ T580] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.457976][ T580] __schedule+0xcf7/0x1550 [ 30.462226][ T580] ? __kasan_check_write+0x14/0x20 [ 30.467173][ T580] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 30.472120][ T580] ? __sched_text_start+0x8/0x8 [ 30.476901][ T580] ? __kasan_check_read+0x11/0x20 [ 30.481973][ T580] ? cgroup_update_frozen+0x15f/0x980 [ 30.487155][ T580] schedule+0xc3/0x180 [ 30.491175][ T580] ptrace_stop+0x54f/0x930 [ 30.495421][ T580] ptrace_notify+0x225/0x350 [ 30.499847][ T580] ? do_notify_parent+0xa20/0xa20 [ 30.504707][ T580] ? __kasan_check_write+0x14/0x20 [ 30.509795][ T580] ? fpregs_restore_userregs+0x130/0x290 [ 30.515328][ T580] syscall_exit_to_user_mode+0xa2/0x140 [ 30.520705][ T580] do_syscall_64+0x49/0xb0 [ 30.524961][ T580] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.530690][ T580] RIP: 0033:0x7f6d61a45ea9 [ 30.534942][ T580] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [pid 580] <... bpf resumed>) = 6 [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] <... restart_syscall resumed>) = 0 [pid 582] <... bpf resumed>) = 7 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 582] exit_group(0 [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 582] <... exit_group resumed>) = ? [pid 580] <... bpf resumed>) = 7 [pid 582] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 586 attached [pid 580] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 586 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 587 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 587 attached [pid 586] set_robust_list(0x5555570f1660, 24 [pid 580] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 589 ./strace-static-x86_64: Process 588 attached [pid 588] set_robust_list(0x5555570f1660, 24 [pid 586] <... set_robust_list resumed>) = 0 [pid 588] <... set_robust_list resumed>) = 0 [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 580] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 588 [pid 588] <... prctl resumed>) = 0 [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=580, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 588] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 589 attached [pid 587] set_robust_list(0x5555570f1660, 24 [pid 586] <... prctl resumed>) = 0 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 589] set_robust_list(0x5555570f1660, 24 [pid 587] <... set_robust_list resumed>) = 0 [pid 586] setpgid(0, 0) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 588] <... openat resumed>) = 3 [pid 588] write(3, "1000", 4) = 4 [pid 588] close(3) = 0 [pid 586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 590 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 586] <... openat resumed>) = 3 [pid 589] <... set_robust_list resumed>) = 0 [pid 587] <... prctl resumed>) = 0 [pid 586] write(3, "1000", 4 [pid 587] setpgid(0, 0 [pid 586] <... write resumed>) = 4 [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 588] <... bpf resumed>) = 3 [pid 587] <... setpgid resumed>) = 0 [pid 586] close(3 [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 586] <... close resumed>) = 0 [pid 586] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 590 attached [pid 590] set_robust_list(0x5555570f1660, 24) = 0 [pid 590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 590] setpgid(0, 0 [pid 586] <... bpf resumed>) = 3 [pid 590] <... setpgid resumed>) = 0 [pid 590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 589] setpgid(0, 0 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 590] <... openat resumed>) = 3 [pid 590] write(3, "1000", 4 [pid 587] <... openat resumed>) = 3 [pid 590] <... write resumed>) = 4 [pid 590] close(3) = 0 [pid 587] write(3, "1000", 4) = 4 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 589] <... setpgid resumed>) = 0 [pid 587] close(3) = 0 [pid 590] <... bpf resumed>) = 3 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 589] <... openat resumed>) = 3 [pid 587] <... bpf resumed>) = 3 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 589] write(3, "1000", 4) = 4 [pid 589] close(3) = 0 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 588] <... bpf resumed>) = 4 [pid 587] <... bpf resumed>) = 4 [pid 590] <... bpf resumed>) = 4 [pid 586] <... bpf resumed>) = 4 [pid 588] 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 587] 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 586] 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 590] 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 588] <... bpf resumed>) = 5 [pid 587] <... bpf resumed>) = 5 [pid 586] <... bpf resumed>) = 5 [pid 589] <... bpf resumed>) = 3 [pid 588] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 587] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 586] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 588] <... bpf resumed>) = 0 [pid 587] <... bpf resumed>) = 0 [pid 586] <... bpf resumed>) = 0 [pid 588] 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=-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}, 144 [pid 587] 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=-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}, 144 [pid 586] 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=-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}, 144 [pid 590] <... bpf resumed>) = 5 [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 590] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 589] <... bpf resumed>) = 4 [pid 590] <... bpf resumed>) = 0 [pid 589] 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 590] 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=-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}, 144 [pid 589] <... bpf resumed>) = 5 [pid 586] <... bpf resumed>) = 6 [pid 590] <... bpf resumed>) = 6 [pid 589] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 588] <... bpf resumed>) = 6 [pid 587] <... bpf resumed>) = 6 [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 589] <... bpf resumed>) = 0 [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 586] <... bpf resumed>) = 7 [pid 590] <... bpf resumed>) = 7 [pid 589] 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=-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}, 144 [pid 588] <... bpf resumed>) = 7 [pid 586] exit_group(0 [pid 587] <... bpf resumed>) = 7 [pid 586] <... exit_group resumed>) = ? [pid 590] exit_group(0 [pid 589] <... bpf resumed>) = 6 [pid 588] exit_group(0 [pid 587] exit_group(0 [pid 586] +++ exited with 0 +++ [pid 590] <... exit_group resumed>) = ? [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 588] <... exit_group resumed>) = ? [pid 587] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 590] +++ exited with 0 +++ [pid 589] <... bpf resumed>) = 7 [pid 589] exit_group(0) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 589] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 588] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 591 ./strace-static-x86_64: Process 591 attached [pid 591] set_robust_list(0x5555570f1660, 24) = 0 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 591] setpgid(0, 0) = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 592 [pid 300] <... restart_syscall resumed>) = 0 [pid 591] <... openat resumed>) = 3 [pid 591] write(3, "1000", 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 591] <... write resumed>) = 4 [pid 591] close(3) = 0 [pid 591] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 594 attached ./strace-static-x86_64: Process 593 attached ) = 3 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 593 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 594 [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 592 attached [pid 592] set_robust_list(0x5555570f1660, 24) = 0 [pid 594] set_robust_list(0x5555570f1660, 24 [pid 593] set_robust_list(0x5555570f1660, 24 [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 592] setpgid(0, 0 [pid 594] <... set_robust_list resumed>) = 0 [pid 592] <... setpgid resumed>) = 0 [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 593] <... set_robust_list resumed>) = 0 [pid 592] <... openat resumed>) = 3 [pid 592] write(3, "1000", 4) = 4 [pid 592] close(3 [pid 594] <... prctl resumed>) = 0 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 592] <... close resumed>) = 0 [ 30.554478][ T580] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 30.562718][ T580] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 30.570524][ T580] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 30.578439][ T580] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 30.586245][ T580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 30.594054][ T580] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 30.601872][ T580] [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 594] setpgid(0, 0 [pid 593] <... prctl resumed>) = 0 [pid 594] <... setpgid resumed>) = 0 [pid 593] setpgid(0, 0 [pid 592] <... bpf resumed>) = 3 [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 593] <... setpgid resumed>) = 0 [pid 594] <... openat resumed>) = 3 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 594] write(3, "1000", 4) = 4 [pid 594] close(3) = 0 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 593] <... openat resumed>) = 3 [pid 594] <... bpf resumed>) = 3 [pid 593] write(3, "1000", 4 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 593] <... write resumed>) = 4 [pid 593] close(3) = 0 [pid 593] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 587] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, 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=0x5555570f1650) = 595 ./strace-static-x86_64: Process 595 attached [pid 595] set_robust_list(0x5555570f1660, 24) = 0 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 595] setpgid(0, 0) = 0 [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 595] write(3, "1000", 4) = 4 [pid 595] close(3) = 0 [pid 595] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 594] <... bpf resumed>) = 4 [pid 593] <... bpf resumed>) = 4 [pid 592] <... bpf resumed>) = 4 [pid 591] <... bpf resumed>) = 4 [pid 595] <... bpf resumed>) = 4 [pid 595] 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 594] 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 593] 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 592] 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 591] 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 595] <... bpf resumed>) = 5 [pid 594] <... bpf resumed>) = 5 [pid 593] <... bpf resumed>) = 5 [pid 592] <... bpf resumed>) = 5 [pid 591] <... bpf resumed>) = 5 [pid 595] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 594] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 593] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 592] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 591] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 595] <... bpf resumed>) = 0 [pid 594] <... bpf resumed>) = 0 [pid 593] <... bpf resumed>) = 0 [pid 592] <... bpf resumed>) = 0 [pid 591] <... bpf resumed>) = 0 [pid 595] 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=-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}, 144 [pid 594] 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=-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}, 144 [pid 593] 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=-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}, 144 [pid 592] 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=-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}, 144 [pid 591] 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=-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}, 144 [pid 595] <... bpf resumed>) = 6 [pid 594] <... bpf resumed>) = 6 [pid 593] <... bpf resumed>) = 6 [pid 592] <... bpf resumed>) = 6 [pid 591] <... bpf resumed>) = 6 [pid 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 595] <... bpf resumed>) = 7 [pid 594] <... bpf resumed>) = 7 [pid 593] <... bpf resumed>) = 7 [pid 592] <... bpf resumed>) = 7 [pid 591] <... bpf resumed>) = 7 [pid 595] exit_group(0 [pid 594] exit_group(0 [pid 593] exit_group(0 [pid 592] exit_group(0 [pid 591] exit_group(0 [pid 595] <... exit_group resumed>) = ? [pid 594] <... exit_group resumed>) = ? [pid 593] <... exit_group resumed>) = ? [pid 592] <... exit_group resumed>) = ? [pid 591] <... exit_group resumed>) = ? [pid 595] +++ exited with 0 +++ [pid 594] +++ exited with 0 +++ [pid 593] +++ exited with 0 +++ [pid 592] +++ exited with 0 +++ [pid 591] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 596 attached ./strace-static-x86_64: Process 597 attached [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 596] set_robust_list(0x5555570f1660, 24 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 596 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 597 [pid 596] <... set_robust_list resumed>) = 0 [pid 597] set_robust_list(0x5555570f1660, 24 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 597] <... set_robust_list resumed>) = 0 [pid 596] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 596] setpgid(0, 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 598 ./strace-static-x86_64: Process 599 attached [pid 597] <... prctl resumed>) = 0 [pid 596] <... setpgid resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 599 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 599] set_robust_list(0x5555570f1660, 24 [pid 597] setpgid(0, 0 [pid 596] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 600 [pid 597] <... setpgid resumed>) = 0 [pid 596] <... write resumed>) = 4 ./strace-static-x86_64: Process 598 attached [pid 596] close(3 [pid 598] set_robust_list(0x5555570f1660, 24 [pid 596] <... close resumed>) = 0 [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 598] <... set_robust_list resumed>) = 0 [pid 596] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 597] <... openat resumed>) = 3 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 598] setpgid(0, 0) = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 598] write(3, "1000", 4) = 4 [pid 598] close(3) = 0 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 599] <... set_robust_list resumed>) = 0 [pid 598] <... bpf resumed>) = 3 [pid 597] write(3, "1000", 4 [pid 596] <... bpf resumed>) = 3 [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 597] <... write resumed>) = 4 [pid 596] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 597] close(3) = 0 ./strace-static-x86_64: Process 600 attached [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 600] set_robust_list(0x5555570f1660, 24) = 0 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 600] setpgid(0, 0) = 0 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 597] <... bpf resumed>) = 3 [pid 600] <... openat resumed>) = 3 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 600] write(3, "1000", 4) = 4 [pid 600] close(3 [pid 599] <... prctl resumed>) = 0 [pid 600] <... close resumed>) = 0 [pid 599] setpgid(0, 0) = 0 [pid 600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 600] <... bpf resumed>) = 3 [pid 599] <... openat resumed>) = 3 [pid 599] write(3, "1000", 4) = 4 [pid 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 599] close(3) = 0 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 598] <... bpf resumed>) = 4 [pid 596] <... bpf resumed>) = 4 [pid 600] <... bpf resumed>) = 4 [pid 599] <... bpf resumed>) = 4 [pid 598] 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 597] <... bpf resumed>) = 4 [pid 600] 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 599] 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 598] <... bpf resumed>) = 5 [pid 597] 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 596] 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 600] <... bpf resumed>) = 5 [pid 599] <... bpf resumed>) = 5 [pid 598] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 597] <... bpf resumed>) = 5 [pid 596] <... bpf resumed>) = 5 [pid 600] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 599] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 598] <... bpf resumed>) = 0 [pid 597] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 596] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 600] <... bpf resumed>) = 0 [pid 599] <... bpf resumed>) = 0 [pid 598] 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=-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}, 144 [pid 597] <... bpf resumed>) = 0 [pid 596] <... bpf resumed>) = 0 [pid 600] 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=-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}, 144 [pid 599] 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=-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}, 144 [pid 598] <... bpf resumed>) = 6 [pid 597] 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=-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}, 144 [pid 596] 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=-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}, 144 [pid 600] <... bpf resumed>) = 6 [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 598] <... bpf resumed>) = 7 [pid 596] <... bpf resumed>) = 6 [pid 600] <... bpf resumed>) = 7 [pid 599] <... bpf resumed>) = 6 [pid 598] exit_group(0 [pid 597] <... bpf resumed>) = 6 [ 30.734866][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000102, exited with 00000101? [ 30.746518][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 30.754006][ T293] Modules linked in: [ 30.757706][ T293] Preemption disabled at: [ 30.757712][ T293] [] up_read+0x16/0x170 [ 30.767437][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 30.779067][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.788956][ T293] Call Trace: [ 30.792166][ T293] [ 30.794956][ T293] dump_stack_lvl+0x151/0x1b7 [ 30.799453][ T293] ? up_read+0x16/0x170 [ 30.803445][ T293] ? up_read+0x16/0x170 [ 30.807437][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.812739][ T293] ? up_read+0x16/0x170 [ 30.816838][ T293] dump_stack+0x15/0x1b [ 30.820834][ T293] __schedule_bug+0x195/0x260 [ 30.825349][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.830638][ T293] __schedule+0xcf7/0x1550 [ 30.834891][ T293] ? __sched_text_start+0x8/0x8 [ 30.839584][ T293] ? __kasan_check_write+0x14/0x20 [ 30.844664][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 30.849438][ T293] schedule+0xc3/0x180 [ 30.853346][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 30.858635][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 30.863926][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 30.869310][ T293] do_syscall_64+0x49/0xb0 [ 30.873648][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.879547][ T293] RIP: 0033:0x4e815a [ 30.883281][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 30.902987][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 30.911227][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 30.919151][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000254 [ 30.927052][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 596] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 600] exit_group(0 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 598] <... exit_group resumed>) = ? [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 600] <... exit_group resumed>) = ? [pid 599] <... bpf resumed>) = 7 [pid 597] <... bpf resumed>) = 7 [pid 596] <... bpf resumed>) = 7 [pid 599] exit_group(0 [pid 597] exit_group(0 [pid 596] exit_group(0 [pid 599] <... exit_group resumed>) = ? [pid 597] <... exit_group resumed>) = ? [pid 596] <... exit_group resumed>) = ? [pid 600] +++ exited with 0 +++ [pid 599] +++ exited with 0 +++ [pid 598] +++ exited with 0 +++ [pid 597] +++ exited with 0 +++ [pid 596] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, 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 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 601 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 602 attached [pid 601] set_robust_list(0x5555570f1660, 24 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 601 [pid 602] set_robust_list(0x5555570f1660, 24 [pid 601] <... set_robust_list resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 602 [pid 602] <... set_robust_list resumed>) = 0 [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 601] <... prctl resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 602] <... prctl resumed>) = 0 [pid 601] setpgid(0, 0 [pid 602] setpgid(0, 0 [pid 601] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... restart_syscall resumed>) = 0 [pid 602] <... setpgid resumed>) = 0 [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 601] <... openat resumed>) = 3 [pid 602] <... openat resumed>) = 3 [pid 601] write(3, "1000", 4 [pid 602] write(3, "1000", 4 [pid 601] <... write resumed>) = 4 [pid 602] <... write resumed>) = 4 [pid 601] close(3 [pid 602] close(3 [pid 601] <... close resumed>) = 0 [pid 602] <... close resumed>) = 0 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 603 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 603 attached [pid 602] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 601] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 605 attached ./strace-static-x86_64: Process 604 attached [pid 603] set_robust_list(0x5555570f1660, 24 [pid 602] <... bpf resumed>) = 3 [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 604] set_robust_list(0x5555570f1660, 24 [pid 603] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 604 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 605 [pid 605] set_robust_list(0x5555570f1660, 24 [pid 604] <... set_robust_list resumed>) = 0 [pid 603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 605] <... set_robust_list resumed>) = 0 [pid 605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 603] <... prctl resumed>) = 0 [pid 605] <... prctl resumed>) = 0 [pid 605] setpgid(0, 0) = 0 [pid 605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 603] setpgid(0, 0 [pid 605] write(3, "1000", 4) = 4 [pid 605] close(3) = 0 [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 603] <... setpgid resumed>) = 0 [pid 604] <... prctl resumed>) = 0 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 605] <... bpf resumed>) = 3 [pid 604] setpgid(0, 0 [pid 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 604] <... setpgid resumed>) = 0 [pid 603] <... openat resumed>) = 3 [pid 603] write(3, "1000", 4) = 4 [pid 603] close(3) = 0 [pid 603] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 603] <... bpf resumed>) = 3 [pid 604] write(3, "1000", 4 [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 604] <... write resumed>) = 4 [pid 604] close(3) = 0 [pid 604] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 604] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 601] <... bpf resumed>) = 4 [pid 605] <... bpf resumed>) = 4 [pid 604] <... bpf resumed>) = 4 [pid 603] <... bpf resumed>) = 4 [pid 602] <... bpf resumed>) = 4 [pid 601] 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 605] 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 604] 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 603] 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 602] 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 605] <... bpf resumed>) = 5 [pid 604] <... bpf resumed>) = 5 [pid 603] <... bpf resumed>) = 5 [pid 601] <... bpf resumed>) = 5 [pid 605] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 604] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 603] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 602] <... bpf resumed>) = 5 [pid 601] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 605] <... bpf resumed>) = 0 [pid 604] <... bpf resumed>) = 0 [pid 603] <... bpf resumed>) = 0 [pid 602] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 601] <... bpf resumed>) = 0 [pid 605] 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=-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}, 144 [pid 604] 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=-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}, 144 [pid 603] 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=-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}, 144 [pid 602] <... bpf resumed>) = 0 [pid 601] 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=-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}, 144 [pid 605] <... bpf resumed>) = 6 [pid 602] 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=-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}, 144 [pid 601] <... bpf resumed>) = 6 [pid 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 603] <... bpf resumed>) = 6 [pid 602] <... bpf resumed>) = 6 [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 605] <... bpf resumed>) = 7 [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 602] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 601] <... bpf resumed>) = 7 [pid 605] exit_group(0 [pid 603] <... bpf resumed>) = 7 [pid 602] <... bpf resumed>) = 7 [pid 601] exit_group(0 [pid 605] <... exit_group resumed>) = ? [pid 604] <... bpf resumed>) = 6 [pid 603] exit_group(0 [pid 602] exit_group(0 [pid 605] +++ exited with 0 +++ [pid 604] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 603] <... exit_group resumed>) = ? [pid 601] <... exit_group resumed>) = ? [pid 602] <... exit_group resumed>) = ? [pid 604] <... bpf resumed>) = 7 [pid 604] exit_group(0) = ? [pid 601] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 603] +++ exited with 0 +++ [pid 602] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=602, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 607 attached ./strace-static-x86_64: Process 606 attached [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 607] set_robust_list(0x5555570f1660, 24 [pid 606] set_robust_list(0x5555570f1660, 24 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 607 [pid 607] <... set_robust_list resumed>) = 0 [pid 606] <... set_robust_list resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 606 [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 607] <... prctl resumed>) = 0 [pid 606] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 607] setpgid(0, 0 [ 30.934948][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 30.942762][ T293] R13: 00000000200001c0 R14: 00000000022e4010 R15: 00000000022e72c0 [ 30.950608][ T293] [pid 606] setpgid(0, 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 608 attached [pid 607] <... setpgid resumed>) = 0 [pid 606] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 609 attached [pid 608] set_robust_list(0x5555570f1660, 24 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 608 [pid 609] set_robust_list(0x5555570f1660, 24 [pid 608] <... set_robust_list resumed>) = 0 [pid 607] <... openat resumed>) = 3 [pid 606] <... openat resumed>) = 3 [pid 609] <... set_robust_list resumed>) = 0 [pid 608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 607] write(3, "1000", 4 [pid 606] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 609 [pid 609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 608] <... prctl resumed>) = 0 [pid 607] <... write resumed>) = 4 [pid 606] <... write resumed>) = 4 [pid 609] <... prctl resumed>) = 0 [pid 608] setpgid(0, 0 [pid 607] close(3 [pid 606] close(3 [pid 609] setpgid(0, 0 [pid 608] <... setpgid resumed>) = 0 [pid 607] <... close resumed>) = 0 [pid 609] <... setpgid resumed>) = 0 [pid 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 606] <... close resumed>) = 0 [pid 604] +++ exited with 0 +++ [pid 609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 608] <... openat resumed>) = 3 [pid 607] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 606] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 609] <... openat resumed>) = 3 [pid 608] write(3, "1000", 4 [pid 607] <... bpf resumed>) = 3 [pid 609] write(3, "1000", 4 [pid 608] <... write resumed>) = 4 [pid 607] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 606] <... bpf resumed>) = 3 [pid 609] <... write resumed>) = 4 [pid 608] close(3 [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 609] close(3 [pid 608] <... close resumed>) = 0 [pid 609] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 609] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 608] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 609] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 610 attached [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 610 [pid 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 608] <... bpf resumed>) = 3 [pid 610] set_robust_list(0x5555570f1660, 24) = 0 [pid 608] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 610] setpgid(0, 0) = 0 [pid 610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 610] write(3, "1000", 4 [pid 607] <... bpf resumed>) = 4 [pid 608] <... bpf resumed>) = 4 [pid 606] <... bpf resumed>) = 4 [pid 609] <... bpf resumed>) = 4 [pid 610] <... write resumed>) = 4 [pid 608] 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 607] 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 609] 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 606] 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 610] close(3 [pid 609] <... bpf resumed>) = 5 [pid 608] <... bpf resumed>) = 5 [pid 607] <... bpf resumed>) = 5 [pid 606] <... bpf resumed>) = 5 [pid 610] <... close resumed>) = 0 [pid 609] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 608] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 607] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 606] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 609] <... bpf resumed>) = 0 [pid 608] <... bpf resumed>) = 0 [pid 607] <... bpf resumed>) = 0 [pid 606] <... bpf resumed>) = 0 [pid 610] <... bpf resumed>) = 3 [pid 609] 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=-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}, 144 [pid 608] 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=-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}, 144 [pid 607] 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=-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}, 144 [pid 606] 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=-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}, 144 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 609] <... bpf resumed>) = 6 [pid 608] <... bpf resumed>) = 6 [pid 607] <... bpf resumed>) = 6 [pid 610] <... bpf resumed>) = 4 [pid 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 608] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 607] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 606] <... bpf resumed>) = 6 [ 31.031800][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 31.043517][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 31.050794][ T293] Modules linked in: [ 31.054604][ T293] Preemption disabled at: [ 31.054611][ T293] [] up_read+0x16/0x170 [ 31.064357][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.075704][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.085600][ T293] Call Trace: [ 31.088722][ T293] [ 31.091502][ T293] dump_stack_lvl+0x151/0x1b7 [ 31.096012][ T293] ? up_read+0x16/0x170 [ 31.100011][ T293] ? up_read+0x16/0x170 [ 31.104009][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.109294][ T293] ? up_read+0x16/0x170 [ 31.113299][ T293] dump_stack+0x15/0x1b [ 31.117277][ T293] __schedule_bug+0x195/0x260 [ 31.121794][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.127089][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 31.132123][ T293] __schedule+0xcf7/0x1550 [ 31.136372][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 31.141070][ T293] ? __sched_text_start+0x8/0x8 [ 31.145749][ T293] ? __sys_socket+0x1f7/0x3a0 [ 31.150269][ T293] schedule+0xc3/0x180 [ 31.154359][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 31.159376][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 31.165293][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 31.170792][ T293] do_syscall_64+0x49/0xb0 [ 31.175029][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.180763][ T293] RIP: 0033:0x4e8217 [ 31.184609][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 31.204967][ T293] RSP: 002b:00007ffd5aba9eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 31.213214][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 31.221023][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [pid 610] 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 609] <... bpf resumed>) = 7 [pid 608] <... bpf resumed>) = 7 [pid 607] <... bpf resumed>) = 7 [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 610] <... bpf resumed>) = 5 [pid 609] exit_group(0 [pid 608] exit_group(0 [pid 607] exit_group(0 [pid 610] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 609] <... exit_group resumed>) = ? [pid 608] <... exit_group resumed>) = ? [pid 606] <... bpf resumed>) = 7 [pid 610] <... bpf resumed>) = 0 [pid 609] +++ exited with 0 +++ [pid 607] <... exit_group resumed>) = ? [pid 610] 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=-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}, 144 [pid 608] +++ exited with 0 +++ [pid 606] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 606] <... exit_group resumed>) = ? [pid 607] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 610] <... bpf resumed>) = 6 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=607, 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 [pid 300] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 611 attached [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 611] set_robust_list(0x5555570f1660, 24 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 611 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 612 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 611] <... set_robust_list resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 613 ./strace-static-x86_64: Process 612 attached ./strace-static-x86_64: Process 613 attached [pid 613] set_robust_list(0x5555570f1660, 24) = 0 [pid 611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 612] set_robust_list(0x5555570f1660, 24 [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 613] setpgid(0, 0) = 0 [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 612] <... set_robust_list resumed>) = 0 [pid 611] <... prctl resumed>) = 0 [pid 611] setpgid(0, 0 [pid 613] <... openat resumed>) = 3 [pid 613] write(3, "1000", 4) = 4 [pid 613] close(3) = 0 [pid 613] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 611] <... setpgid resumed>) = 0 [pid 611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 612] <... prctl resumed>) = 0 [pid 611] <... openat resumed>) = 3 [pid 611] write(3, "1000", 4 [pid 612] setpgid(0, 0 [pid 611] <... write resumed>) = 4 [pid 612] <... setpgid resumed>) = 0 [pid 611] close(3) = 0 [pid 611] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 613] <... bpf resumed>) = 3 [pid 613] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 612] <... openat resumed>) = 3 [pid 611] <... bpf resumed>) = 3 [pid 611] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 612] write(3, "1000", 4) = 4 [pid 612] close(3) = 0 [pid 612] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 606] +++ exited with 0 +++ [pid 613] <... bpf resumed>) = 4 [pid 612] <... bpf resumed>) = 4 [pid 611] <... bpf resumed>) = 4 [pid 610] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 611] 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 297] restart_syscall(<... resuming interrupted clone ...> [pid 611] <... bpf resumed>) = 5 [pid 610] exit_group(0 [pid 297] <... restart_syscall resumed>) = 0 [pid 611] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 610] <... exit_group resumed>) = ? [pid 611] <... bpf resumed>) = 0 [pid 611] 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=-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}, 144 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 615 attached [pid 613] 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 612] 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 611] <... bpf resumed>) = 6 [pid 610] +++ exited with 0 +++ [pid 613] <... bpf resumed>) = 5 [pid 612] <... bpf resumed>) = 5 [pid 611] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 615 [pid 615] set_robust_list(0x5555570f1660, 24 [pid 613] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 612] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 611] <... bpf resumed>) = 7 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 615] <... set_robust_list resumed>) = 0 [pid 613] <... bpf resumed>) = 0 [pid 612] <... bpf resumed>) = 0 [pid 611] exit_group(0) = ? [pid 615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 613] 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=-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}, 144 [pid 612] 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=-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}, 144 [pid 611] +++ exited with 0 +++ [pid 615] <... prctl resumed>) = 0 [pid 615] setpgid(0, 0 [pid 613] <... bpf resumed>) = 6 [pid 612] <... bpf resumed>) = 6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 612] exit_group(0 [pid 615] <... setpgid resumed>) = 0 [pid 613] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 612] <... exit_group resumed>) = ? [pid 615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 615] write(3, "1000", 4) = 4 [pid 615] close(3) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 617 attached ) = 3 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 616 [pid 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 616 attached [pid 616] set_robust_list(0x5555570f1660, 24 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 617 [pid 616] <... set_robust_list resumed>) = 0 [pid 616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 616] setpgid(0, 0) = 0 [pid 616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 616] write(3, "1000", 4) = 4 [pid 616] close(3) = 0 [pid 617] set_robust_list(0x5555570f1660, 24) = 0 [pid 616] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 616] <... bpf resumed>) = 3 [pid 616] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 617] setpgid(0, 0) = 0 [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 617] write(3, "1000", 4) = 4 [pid 617] close(3) = 0 [pid 617] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 617] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 612] +++ exited with 0 +++ [pid 616] <... bpf resumed>) = 4 [pid 615] <... bpf resumed>) = 4 [pid 613] <... bpf resumed>) = 7 [pid 617] <... bpf resumed>) = 4 [ 31.229271][ T293] RBP: 00007ffd5aba9f80 R08: 00000000ffffffff R09: 000000000000000c [ 31.237169][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffd5aba9f80 [ 31.245069][ T293] R13: 00000000022e72c0 R14: 0000000000423160 R15: 0000000000617180 [ 31.252884][ T293] [pid 616] 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 [ 31.293709][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 31.305381][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 31.312876][ T293] Modules linked in: [ 31.313643][ T28] audit: type=1400 audit(1714308096.113:73): avc: denied { remove_name } for pid=84 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 31.316661][ T293] Preemption disabled at: [ 31.316667][ T293] [] up_read+0x16/0x170 [ 31.340004][ T28] audit: type=1400 audit(1714308096.113:74): avc: denied { rename } for pid=84 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 31.342995][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.381848][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.391919][ T293] Call Trace: [ 31.395044][ T293] [ 31.397820][ T293] dump_stack_lvl+0x151/0x1b7 [ 31.402335][ T293] ? up_read+0x16/0x170 [ 31.406326][ T293] ? up_read+0x16/0x170 [ 31.410407][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.415731][ T293] ? up_read+0x16/0x170 [ 31.419692][ T293] dump_stack+0x15/0x1b [ 31.423695][ T293] __schedule_bug+0x195/0x260 [ 31.428209][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.433494][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 31.438542][ T293] __schedule+0xcf7/0x1550 [ 31.442781][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 31.447477][ T293] ? __sched_text_start+0x8/0x8 [ 31.452300][ T293] ? __sys_socket+0x1f7/0x3a0 [ 31.456838][ T293] schedule+0xc3/0x180 [ 31.460715][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 31.465750][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 31.471131][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 31.476520][ T293] do_syscall_64+0x49/0xb0 [ 31.480766][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.486666][ T293] RIP: 0033:0x4e8217 [ 31.490399][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 31.510399][ T293] RSP: 002b:00007ffd5aba9eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 31.519245][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 31.527163][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 31.535078][ T293] RBP: 00007ffd5aba9f80 R08: 00000000ffffffff R09: 000000000000000c [pid 615] 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 617] 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 616] <... bpf resumed>) = 5 [pid 613] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 617] <... bpf resumed>) = 5 [pid 616] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 615] <... bpf resumed>) = 5 [pid 613] <... exit_group resumed>) = ? [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 617] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 616] <... bpf resumed>) = 0 [pid 615] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 613] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 615] 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=-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}, 144 [pid 617] <... bpf resumed>) = 0 [pid 616] 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=-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}, 144 [pid 617] 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=-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}, 144 [pid 615] <... bpf resumed>) = 6 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 616] <... bpf resumed>) = 6 [pid 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 615] <... bpf resumed>) = 7 [pid 299] <... restart_syscall resumed>) = 0 [pid 615] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 618 [pid 615] <... exit_group resumed>) = ? [pid 615] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 619 [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 620 ./strace-static-x86_64: Process 620 attached [pid 620] set_robust_list(0x5555570f1660, 24) = 0 [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 620] setpgid(0, 0) = 0 [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 620] write(3, "1000", 4) = 4 [pid 620] close(3) = 0 [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 618 attached [pid 618] set_robust_list(0x5555570f1660, 24) = 0 [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 618] setpgid(0, 0) = 0 [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 620] <... bpf resumed>) = 3 [pid 618] <... openat resumed>) = 3 [pid 618] write(3, "1000", 4) = 4 [pid 618] close(3) = 0 [ 31.542983][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffd5aba9f80 [ 31.550797][ T293] R13: 00000000022e72c0 R14: 0000000000423160 R15: 0000000000617180 [ 31.559225][ T293] [ 31.568894][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 31.581104][ T617] BUG: scheduling while atomic: syz-executor360/617/0x00000002 [ 31.588531][ T617] Modules linked in: [ 31.592333][ T617] Preemption disabled at: [ 31.592343][ T617] [] is_module_text_address+0x1f/0x360 [ 31.603386][ T617] CPU: 0 PID: 617 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.614815][ T617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.624702][ T617] Call Trace: [ 31.627827][ T617] [ 31.630611][ T617] dump_stack_lvl+0x151/0x1b7 [ 31.635116][ T617] ? is_module_text_address+0x1f/0x360 [ 31.640429][ T617] ? is_module_text_address+0x1f/0x360 [ 31.645706][ T617] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.651176][ T617] ? is_module_text_address+0x1f/0x360 [ 31.656474][ T617] dump_stack+0x15/0x1b [ 31.660907][ T617] __schedule_bug+0x195/0x260 [ 31.665520][ T617] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.671626][ T617] __schedule+0xcf7/0x1550 [ 31.675929][ T617] ? __kasan_check_write+0x14/0x20 [ 31.681040][ T617] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 31.686082][ T617] ? __sched_text_start+0x8/0x8 [ 31.691150][ T617] ? __kasan_check_read+0x11/0x20 [ 31.696442][ T617] ? cgroup_update_frozen+0x15f/0x980 [ 31.702011][ T617] schedule+0xc3/0x180 [ 31.706212][ T617] ptrace_stop+0x54f/0x930 [ 31.711640][ T617] ptrace_notify+0x225/0x350 [ 31.716820][ T617] ? do_notify_parent+0xa20/0xa20 [ 31.721762][ T617] ? __kasan_check_write+0x14/0x20 [ 31.726831][ T617] ? fpregs_restore_userregs+0x130/0x290 [ 31.732479][ T617] syscall_exit_to_user_mode+0xa2/0x140 [ 31.738423][ T617] do_syscall_64+0x49/0xb0 [ 31.742724][ T617] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.748861][ T617] RIP: 0033:0x7f6d61a45ea9 [ 31.753561][ T617] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [ 31.773505][ T617] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 31.781872][ T617] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [pid 618] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 617] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 619 attached [pid 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 618] <... bpf resumed>) = 3 [pid 616] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 617] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 617] exit_group(0) = ? [pid 620] <... bpf resumed>) = 4 [pid 619] set_robust_list(0x5555570f1660, 24 [pid 618] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 616] <... bpf resumed>) = 7 [pid 618] <... bpf resumed>) = 4 [pid 616] exit_group(0 [pid 620] 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 619] <... set_robust_list resumed>) = 0 [pid 618] 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 616] <... exit_group resumed>) = ? [pid 619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 620] <... bpf resumed>) = 5 [pid 618] <... bpf resumed>) = 5 [pid 620] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 619] <... prctl resumed>) = 0 [pid 617] +++ exited with 0 +++ [pid 618] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 616] +++ exited with 0 +++ [pid 620] <... bpf resumed>) = 0 [pid 619] setpgid(0, 0 [pid 620] 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=-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}, 144 [pid 619] <... setpgid resumed>) = 0 [pid 618] <... bpf resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=617, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 620] <... bpf resumed>) = 6 [pid 619] write(3, "1000", 4 [pid 618] 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=-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}, 144 [pid 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 619] <... write resumed>) = 4 [pid 620] <... bpf resumed>) = 7 [pid 620] exit_group(0) = ? [pid 619] close(3 [pid 618] <... bpf resumed>) = 6 [pid 619] <... close resumed>) = 0 [pid 618] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 619] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 621 attached [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 621 [pid 621] set_robust_list(0x5555570f1660, 24) = 0 [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 622 attached [pid 619] <... bpf resumed>) = 3 [pid 621] setpgid(0, 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 622 [pid 622] set_robust_list(0x5555570f1660, 24) = 0 [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 622] setpgid(0, 0 [pid 619] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 621] <... setpgid resumed>) = 0 [pid 622] <... setpgid resumed>) = 0 [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 621] <... openat resumed>) = 3 [pid 621] write(3, "1000", 4) = 4 [pid 621] close(3 [pid 622] write(3, "1000", 4 [pid 621] <... close resumed>) = 0 [pid 621] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 622] <... write resumed>) = 4 [pid 622] close(3) = 0 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 621] <... bpf resumed>) = 3 [pid 621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 622] <... bpf resumed>) = 3 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 620] +++ exited with 0 +++ [pid 618] <... bpf resumed>) = 7 [pid 618] exit_group(0) = ? [pid 619] <... bpf resumed>) = 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 619] 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) = 5 [pid 619] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 619] <... bpf resumed>) = 0 [pid 619] 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=-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}, 144./strace-static-x86_64: Process 623 attached ) = 6 [pid 619] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 623 [pid 623] set_robust_list(0x5555570f1660, 24) = 0 [pid 623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 623] setpgid(0, 0) = 0 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 623] write(3, "1000", 4) = 4 [pid 623] close(3) = 0 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 622] <... bpf resumed>) = 4 [pid 621] <... bpf resumed>) = 4 [pid 619] <... bpf resumed>) = 7 [pid 618] +++ exited with 0 +++ [pid 623] 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 622] 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 621] 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 619] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 623] <... bpf resumed>) = 5 [pid 622] <... bpf resumed>) = 5 [pid 623] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 621] <... bpf resumed>) = 5 [pid 619] <... exit_group resumed>) = ? [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 623] <... bpf resumed>) = 0 [pid 623] 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=-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}, 144) = 6 [pid 622] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 621] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 619] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 621] <... bpf resumed>) = 0 [pid 623] exit_group(0 [pid 622] <... bpf resumed>) = 0 [pid 621] 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=-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}, 144 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 622] 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=-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}, 144 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 623] <... exit_group resumed>) = ? [pid 623] +++ exited with 0 +++ [pid 621] <... bpf resumed>) = 6 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 624 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 625 [pid 621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 621] <... bpf resumed>) = 7 [pid 621] exit_group(0) = ? [pid 622] <... bpf resumed>) = 6 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 626 ./strace-static-x86_64: Process 625 attached [pid 625] set_robust_list(0x5555570f1660, 24) = 0 [pid 625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 626 attached ./strace-static-x86_64: Process 624 attached [pid 625] setpgid(0, 0 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 625] <... setpgid resumed>) = 0 [pid 625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 626] set_robust_list(0x5555570f1660, 24 [pid 625] <... openat resumed>) = 3 [pid 624] set_robust_list(0x5555570f1660, 24 [pid 625] write(3, "1000", 4) = 4 [pid 625] close(3) = 0 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 626] <... set_robust_list resumed>) = 0 [pid 624] <... set_robust_list resumed>) = 0 [pid 626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 625] <... bpf resumed>) = 3 [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 626] <... prctl resumed>) = 0 [pid 626] setpgid(0, 0) = 0 [pid 626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 624] <... prctl resumed>) = 0 [pid 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 626] <... openat resumed>) = 3 [pid 624] setpgid(0, 0 [pid 626] write(3, "1000", 4) = 4 [pid 626] close(3) = 0 [pid 626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 624] <... setpgid resumed>) = 0 [pid 626] <... bpf resumed>) = 3 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 624] <... openat resumed>) = 3 [pid 624] write(3, "1000", 4) = 4 [pid 624] close(3) = 0 [ 31.789705][ T617] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 31.797478][ T617] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 31.805693][ T617] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.814270][ T617] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 31.822606][ T617] [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 622] <... bpf resumed>) = 7 [pid 621] +++ exited with 0 +++ [pid 625] <... bpf resumed>) = 4 [pid 626] <... bpf resumed>) = 4 [pid 624] <... bpf resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 622] exit_group(0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 626] 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 624] 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 626] <... bpf resumed>) = 5 [pid 625] 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 624] <... bpf resumed>) = 5 [pid 622] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 0 [pid 626] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 624] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 626] <... bpf resumed>) = 0 [pid 624] <... bpf resumed>) = 0 [pid 626] 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=-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}, 144 [pid 624] 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=-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}, 144 [pid 626] <... bpf resumed>) = 6 [pid 625] <... bpf resumed>) = 5 [pid 624] <... bpf resumed>) = 6 [pid 622] +++ exited with 0 +++ [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 626] <... bpf resumed>) = 7 [pid 624] <... bpf resumed>) = 7 [pid 626] exit_group(0 [pid 625] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 624] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 626] <... exit_group resumed>) = ? [pid 624] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 627 attached [pid 626] +++ exited with 0 +++ [pid 625] <... bpf resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 628 ./strace-static-x86_64: Process 628 attached [pid 627] set_robust_list(0x5555570f1660, 24 [pid 625] 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=-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}, 144 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 627 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 627] <... set_robust_list resumed>) = 0 [pid 628] set_robust_list(0x5555570f1660, 24) = 0 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 628] setpgid(0, 0) = 0 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 625] <... bpf resumed>) = 6 [pid 628] write(3, "1000", 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 628] <... write resumed>) = 4 [pid 628] close(3) = 0 [pid 628] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 629 ./strace-static-x86_64: Process 629 attached [pid 627] <... prctl resumed>) = 0 [pid 629] set_robust_list(0x5555570f1660, 24 [pid 627] setpgid(0, 0 [pid 629] <... set_robust_list resumed>) = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 627] <... setpgid resumed>) = 0 [pid 629] <... prctl resumed>) = 0 [pid 629] setpgid(0, 0) = 0 [pid 627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 627] <... openat resumed>) = 3 [pid 629] <... openat resumed>) = 3 [pid 629] write(3, "1000", 4 [pid 627] write(3, "1000", 4 [pid 629] <... write resumed>) = 4 [pid 629] close(3) = 0 [pid 629] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 627] <... write resumed>) = 4 [pid 627] close(3) = 0 [pid 629] <... bpf resumed>) = 3 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 627] <... bpf resumed>) = 3 [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 625] <... bpf resumed>) = 7 [pid 628] <... bpf resumed>) = 4 [pid 624] +++ exited with 0 +++ [pid 629] <... bpf resumed>) = 4 [pid 628] 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 627] <... bpf resumed>) = 4 [pid 625] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 31.914403][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 31.926520][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 31.934439][ T293] Modules linked in: [ 31.938112][ T293] Preemption disabled at: [ 31.938119][ T293] [] up_read+0x16/0x170 [ 31.948239][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.959690][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.969695][ T293] Call Trace: [ 31.972804][ T293] [ 31.975658][ T293] dump_stack_lvl+0x151/0x1b7 [ 31.980173][ T293] ? up_read+0x16/0x170 [ 31.984164][ T293] ? up_read+0x16/0x170 [ 31.988159][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.993460][ T293] ? up_read+0x16/0x170 [ 31.997441][ T293] dump_stack+0x15/0x1b [ 32.001506][ T293] __schedule_bug+0x195/0x260 [ 32.006060][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.011323][ T293] __schedule+0xcf7/0x1550 [ 32.015590][ T293] ? __sched_text_start+0x8/0x8 [ 32.020260][ T293] ? __kasan_check_write+0x14/0x20 [ 32.025212][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 32.029985][ T293] schedule+0xc3/0x180 [ 32.033886][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 32.038922][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 32.044218][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 32.049612][ T293] do_syscall_64+0x49/0xb0 [ 32.054115][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 32.060091][ T293] RIP: 0033:0x4e815a [ 32.063832][ T293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 32.083260][ T293] RSP: 002b:00007ffd5aba9f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 32.091525][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 32.099315][ T293] RDX: 0000000000000001 RSI: 00007ffd5aba9f80 RDI: 0000000000000275 [pid 629] 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 628] <... bpf resumed>) = 5 [ 32.107215][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 32.115880][ T293] R10: 00007ffd5aba9f90 R11: 0000000000000246 R12: 0000000000000000 [ 32.123689][ T293] R13: 0000000020000340 R14: 00000000022e4010 R15: 00000000022e72c0 [ 32.131871][ T293] [ 32.136040][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 32.149043][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 32.156442][ T293] Modules linked in: [ 32.160472][ T293] Preemption disabled at: [ 32.160479][ T293] [] up_read+0x16/0x170 [ 32.170372][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 32.181816][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.191792][ T293] Call Trace: [ 32.194842][ T293] [ 32.197702][ T293] dump_stack_lvl+0x151/0x1b7 [ 32.202311][ T293] ? up_read+0x16/0x170 [ 32.206298][ T293] ? up_read+0x16/0x170 [ 32.210292][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.215599][ T293] ? up_read+0x16/0x170 [ 32.219731][ T293] dump_stack+0x15/0x1b [ 32.223709][ T293] __schedule_bug+0x195/0x260 [ 32.228220][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.233528][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 32.238460][ T293] __schedule+0xcf7/0x1550 [ 32.243150][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 32.248375][ T293] ? __sched_text_start+0x8/0x8 [ 32.253062][ T293] ? __sys_socket+0x1f7/0x3a0 [ 32.257743][ T293] schedule+0xc3/0x180 [ 32.261566][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 32.266601][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 32.271984][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 32.277633][ T293] do_syscall_64+0x49/0xb0 [ 32.281876][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 32.287604][ T293] RIP: 0033:0x4e8217 [ 32.291335][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 627] 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 625] <... exit_group resumed>) = ? [pid 629] <... bpf resumed>) = 5 [pid 628] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 627] <... bpf resumed>) = 5 [pid 629] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 628] <... bpf resumed>) = 0 [pid 625] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 629] <... bpf resumed>) = 0 [pid 628] 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=-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}, 144 [pid 627] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4./strace-static-x86_64: Process 631 attached [pid 629] 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=-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}, 144 [pid 628] <... bpf resumed>) = 6 [pid 627] <... bpf resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 627] 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=-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}, 144 [pid 628] <... bpf resumed>) = 7 [pid 627] <... bpf resumed>) = 6 [pid 629] <... bpf resumed>) = 6 [pid 628] exit_group(0 [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 631 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 628] <... exit_group resumed>) = ? [pid 627] <... bpf resumed>) = 7 [pid 631] set_robust_list(0x5555570f1660, 24 [pid 629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 628] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 631] <... set_robust_list resumed>) = 0 [pid 629] <... bpf resumed>) = 7 [pid 627] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 629] exit_group(0 [pid 627] <... exit_group resumed>) = ? [pid 631] <... prctl resumed>) = 0 [pid 629] <... exit_group resumed>) = ? [pid 631] setpgid(0, 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 631] <... setpgid resumed>) = 0 [pid 631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 631] write(3, "1000", 4) = 4 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 632 [pid 631] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 632 attached [pid 631] <... close resumed>) = 0 ./strace-static-x86_64: Process 633 attached [pid 631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 633 [pid 633] set_robust_list(0x5555570f1660, 24 [pid 632] set_robust_list(0x5555570f1660, 24 [pid 631] <... bpf resumed>) = 3 [pid 633] <... set_robust_list resumed>) = 0 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 632] <... set_robust_list resumed>) = 0 [pid 633] <... prctl resumed>) = 0 [pid 633] setpgid(0, 0) = 0 [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 633] write(3, "1000", 4) = 4 [pid 633] close(3) = 0 [pid 633] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 632] <... prctl resumed>) = 0 [pid 633] <... bpf resumed>) = 3 [pid 632] setpgid(0, 0 [pid 633] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 632] <... setpgid resumed>) = 0 [pid 632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 632] write(3, "1000", 4) = 4 [pid 632] close(3) = 0 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 629] +++ exited with 0 +++ [pid 627] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 634 attached [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 634 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 635 ./strace-static-x86_64: Process 635 attached [pid 634] set_robust_list(0x5555570f1660, 24) = 0 [pid 635] set_robust_list(0x5555570f1660, 24) = 0 [pid 635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 635] <... prctl resumed>) = 0 [pid 635] setpgid(0, 0) = 0 [pid 635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 634] <... prctl resumed>) = 0 [pid 635] <... openat resumed>) = 3 [pid 634] setpgid(0, 0 [pid 635] write(3, "1000", 4) = 4 [pid 635] close(3) = 0 [pid 635] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 634] <... setpgid resumed>) = 0 [pid 635] <... bpf resumed>) = 3 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 634] <... openat resumed>) = 3 [pid 634] write(3, "1000", 4) = 4 [pid 634] close(3) = 0 [pid 634] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [ 32.311236][ T293] RSP: 002b:00007ffd5aba9eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 32.319568][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 32.327469][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 32.335382][ T293] RBP: 00007ffd5aba9f80 R08: 00000000ffffffff R09: 000000000000000c [ 32.343283][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffd5aba9f80 [ 32.351093][ T293] R13: 00000000022e72c0 R14: 0000000000423160 R15: 0000000000617180 [ 32.359080][ T293] [pid 634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 635] <... bpf resumed>) = 4 [pid 634] <... bpf resumed>) = 4 [pid 633] <... bpf resumed>) = 4 [pid 632] <... bpf resumed>) = 4 [pid 635] 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 634] 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 633] 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 632] 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 631] <... bpf resumed>) = 4 [pid 635] <... bpf resumed>) = 5 [pid 634] <... bpf resumed>) = 5 [pid 633] <... bpf resumed>) = 5 [pid 632] <... bpf resumed>) = 5 [pid 631] 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 635] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 634] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 633] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 632] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 631] <... bpf resumed>) = 5 [pid 635] <... bpf resumed>) = 0 [pid 634] <... bpf resumed>) = 0 [pid 633] <... bpf resumed>) = 0 [pid 632] <... bpf resumed>) = 0 [pid 631] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 635] 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=-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}, 144 [pid 634] 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=-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}, 144 [pid 633] 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=-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}, 144 [pid 632] 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=-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}, 144 [pid 631] <... bpf resumed>) = 0 [pid 635] <... bpf resumed>) = 6 [pid 634] <... bpf resumed>) = 6 [pid 633] <... bpf resumed>) = 6 [pid 632] <... bpf resumed>) = 6 [ 32.410382][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 32.411865][ C0] softirq: huh, entered softirq 9 RCU ffffffff8160d0c0 with preempt_count 00000103, exited with 00000102? [ 32.421900][ T631] BUG: scheduling while atomic: syz-executor360/631/0x00000002 [ 32.433067][ T634] BUG: scheduling while atomic: syz-executor360/634/0x00000002 [ 32.440506][ T631] Modules linked in: [ 32.447953][ T634] Modules linked in: [ 32.451615][ T631] Preemption disabled at: [ 32.451617][ T634] [ 32.451621][ T634] Preemption disabled at: [ 32.451625][ T634] [] bpf_ksym_del+0x2b/0x150 [ 32.455392][ T631] [] is_module_text_address+0x1f/0x360 [ 32.459515][ T634] CPU: 0 PID: 634 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 32.490068][ T634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.499965][ T634] Call Trace: [ 32.503094][ T634] [ 32.505875][ T634] dump_stack_lvl+0x151/0x1b7 [ 32.510379][ T634] ? bpf_ksym_del+0x2b/0x150 [ 32.514806][ T634] ? bpf_ksym_del+0x2b/0x150 [ 32.519230][ T634] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.524527][ T634] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 32.530264][ T634] ? bpf_ksym_del+0x2b/0x150 [ 32.534771][ T634] dump_stack+0x15/0x1b [ 32.538758][ T634] __schedule_bug+0x195/0x260 [ 32.543275][ T634] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.548759][ T634] __schedule+0xcf7/0x1550 [ 32.552998][ T634] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 32.558293][ T634] ? __sched_text_start+0x8/0x8 [ 32.562976][ T634] ? _raw_write_lock_irqsave+0x1a0/0x1e0 [ 32.568447][ T634] do_task_dead+0x99/0xa0 [ 32.572640][ T634] do_exit+0x202a/0x2b80 [ 32.576693][ T634] ? put_task_struct+0x80/0x80 [ 32.581294][ T634] ? __kasan_check_write+0x14/0x20 [ 32.586239][ T634] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 32.591344][ T634] ? _raw_spin_lock_irqsave+0x210/0x210 [ 32.596743][ T634] ? zap_other_threads+0x29c/0x2d0 [ 32.601687][ T634] do_group_exit+0x21a/0x2d0 [ 32.606115][ T634] __x64_sys_exit_group+0x3f/0x40 [ 32.610977][ T634] do_syscall_64+0x3d/0xb0 [ 32.615922][ T634] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 32.621736][ T634] RIP: 0033:0x7f6d61a43ff9 [ 32.625988][ T634] Code: Unable to access opcode bytes at 0x7f6d61a43fcf. [ 32.632848][ T634] RSP: 002b:00007ffc5ba99cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.641091][ T634] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d61a43ff9 [ 32.648987][ T634] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [pid 631] 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=-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}, 144 [pid 635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 633] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 635] <... bpf resumed>) = 7 [pid 634] <... bpf resumed>) = 7 [pid 633] <... bpf resumed>) = 7 [pid 632] <... bpf resumed>) = 7 [pid 635] exit_group(0 [pid 634] exit_group(0 [pid 633] exit_group(0 [pid 632] exit_group(0 [pid 635] <... exit_group resumed>) = ? [pid 634] <... exit_group resumed>) = ? [pid 633] <... exit_group resumed>) = ? [ 32.656812][ T634] RBP: 00007f6d61abf2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 32.664704][ T634] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d61abf2b0 [ 32.672719][ T634] R13: 0000000000000000 R14: 00007f6d61abfd20 R15: 00007f6d61a15180 [ 32.680687][ T634] [ 32.683535][ T631] CPU: 1 PID: 631 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 32.695090][ T631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.705528][ T631] Call Trace: [ 32.708705][ T631] [ 32.711579][ T631] dump_stack_lvl+0x151/0x1b7 [ 32.716210][ T631] ? is_module_text_address+0x1f/0x360 [ 32.721600][ T631] ? is_module_text_address+0x1f/0x360 [ 32.726846][ T631] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.732138][ T631] ? is_module_text_address+0x1f/0x360 [ 32.737440][ T631] dump_stack+0x15/0x1b [ 32.741536][ T631] __schedule_bug+0x195/0x260 [ 32.746044][ T631] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.751322][ T631] __schedule+0xcf7/0x1550 [ 32.755570][ T631] ? __kasan_check_write+0x14/0x20 [ 32.760515][ T631] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 32.765462][ T631] ? __sched_text_start+0x8/0x8 [ 32.770153][ T631] ? __kasan_check_read+0x11/0x20 [ 32.775021][ T631] ? cgroup_update_frozen+0x15f/0x980 [ 32.780224][ T631] schedule+0xc3/0x180 [ 32.784494][ T631] ptrace_stop+0x54f/0x930 [ 32.788743][ T631] ptrace_notify+0x225/0x350 [ 32.793165][ T631] ? do_notify_parent+0xa20/0xa20 [ 32.798026][ T631] ? __kasan_check_write+0x14/0x20 [ 32.802969][ T631] ? fpregs_restore_userregs+0x130/0x290 [ 32.808446][ T631] syscall_exit_to_user_mode+0xa2/0x140 [ 32.813822][ T631] do_syscall_64+0x49/0xb0 [ 32.818085][ T631] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 32.823803][ T631] RIP: 0033:0x7f6d61a45ea9 [ 32.828053][ T631] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 [ 32.847671][ T631] RSP: 002b:00007ffc5ba99d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [pid 632] <... exit_group resumed>) = ? [pid 635] +++ exited with 0 +++ [pid 634] +++ exited with 0 +++ [pid 633] +++ exited with 0 +++ [pid 631] <... bpf resumed>) = 6 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 636 attached [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 636 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 637 [pid 636] set_robust_list(0x5555570f1660, 24 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 638 [pid 636] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 638 attached [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 638] set_robust_list(0x5555570f1660, 24 [pid 636] <... prctl resumed>) = 0 [pid 638] <... set_robust_list resumed>) = 0 [pid 636] setpgid(0, 0 [pid 638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 636] <... setpgid resumed>) = 0 [pid 638] setpgid(0, 0) = 0 [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 632] +++ exited with 0 +++ [pid 631] <... bpf resumed>) = 7 [pid 636] <... openat resumed>) = 3 [pid 631] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=632, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 636] write(3, "1000", 4 [pid 631] <... exit_group resumed>) = ? [pid 638] write(3, "1000", 4) = 4 [pid 638] close(3) = 0 [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 636] <... write resumed>) = 4 [pid 631] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 636] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=631, si_uid=0, si_status=0, si_utime=0, si_stime=26} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 639 attached ./strace-static-x86_64: Process 640 attached [pid 636] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 640 [pid 639] set_robust_list(0x5555570f1660, 24 [pid 636] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 639 [pid 639] <... set_robust_list resumed>) = 0 [pid 640] set_robust_list(0x5555570f1660, 24) = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 640] setpgid(0, 0) = 0 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 636] <... bpf resumed>) = 3 [pid 640] <... openat resumed>) = 3 [pid 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 637 attached [pid 639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 640] write(3, "1000", 4 [pid 639] <... prctl resumed>) = 0 [pid 639] setpgid(0, 0 [pid 640] <... write resumed>) = 4 [pid 640] close(3) = 0 [pid 639] <... setpgid resumed>) = 0 [pid 637] set_robust_list(0x5555570f1660, 24 [pid 640] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 637] <... set_robust_list resumed>) = 0 [pid 639] <... openat resumed>) = 3 [pid 637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 639] write(3, "1000", 4 [pid 637] <... prctl resumed>) = 0 [pid 639] <... write resumed>) = 4 [pid 637] setpgid(0, 0 [pid 640] <... bpf resumed>) = 3 [pid 639] close(3 [pid 637] <... setpgid resumed>) = 0 [pid 637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 639] <... close resumed>) = 0 [pid 637] <... openat resumed>) = 3 [pid 637] write(3, "1000", 4) = 4 [pid 637] close(3 [pid 640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 639] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 637] <... close resumed>) = 0 [pid 637] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 639] <... bpf resumed>) = 3 [pid 637] <... bpf resumed>) = 3 [pid 637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 639] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 638] <... bpf resumed>) = 4 [pid 638] 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 640] <... bpf resumed>) = 4 [pid 639] <... bpf resumed>) = 4 [pid 638] <... bpf resumed>) = 5 [pid 637] <... bpf resumed>) = 4 [pid 636] <... bpf resumed>) = 4 [pid 640] 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 639] 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 638] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 637] 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 636] 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 640] <... bpf resumed>) = 5 [pid 639] <... bpf resumed>) = 5 [pid 638] <... bpf resumed>) = 0 [pid 637] <... bpf resumed>) = 5 [pid 636] <... bpf resumed>) = 5 [pid 640] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 639] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 638] 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=-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}, 144 [pid 637] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 636] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 640] <... bpf resumed>) = 0 [pid 639] <... bpf resumed>) = 0 [pid 638] <... bpf resumed>) = 6 [pid 637] <... bpf resumed>) = 0 [pid 636] <... bpf resumed>) = 0 [pid 640] 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=-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}, 144 [pid 639] 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=-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}, 144 [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 637] 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=-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}, 144 [pid 636] 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=-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}, 144 [pid 640] <... bpf resumed>) = 6 [pid 639] <... bpf resumed>) = 6 [pid 638] <... bpf resumed>) = 7 [pid 637] <... bpf resumed>) = 6 [pid 640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 639] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 638] exit_group(0 [pid 637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 640] <... bpf resumed>) = 7 [pid 639] <... bpf resumed>) = 7 [pid 638] <... exit_group resumed>) = ? [pid 637] <... bpf resumed>) = 7 [pid 640] exit_group(0 [pid 639] exit_group(0 [pid 638] +++ exited with 0 +++ [pid 637] exit_group(0 [pid 636] <... bpf resumed>) = 6 [pid 640] <... exit_group resumed>) = ? [pid 639] <... exit_group resumed>) = ? [pid 637] <... exit_group resumed>) = ? [pid 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 640] +++ exited with 0 +++ [pid 639] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 641 [pid 298] <... clone resumed>, child_tidptr=0x5555570f1650) = 642 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 641 attached [pid 641] set_robust_list(0x5555570f1660, 24) = 0 [pid 641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 641] setpgid(0, 0) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555570f1650) = 643 [pid 641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 642 attached [pid 642] set_robust_list(0x5555570f1660, 24 [pid 641] <... openat resumed>) = 3 [pid 641] write(3, "1000", 4 [pid 642] <... set_robust_list resumed>) = 0 [pid 641] <... write resumed>) = 4 [pid 641] close(3) = 0 [pid 641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 642] setpgid(0, 0) = 0 [pid 642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 642] write(3, "1000", 4) = 4 [pid 642] close(3) = 0 [pid 642] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 643 attached [pid 637] +++ exited with 0 +++ [pid 636] <... bpf resumed>) = 7 [pid 636] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 636] <... exit_group resumed>) = ? [ 32.856012][ T631] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f6d61a45ea9 [ 32.863898][ T631] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 32.871735][ T631] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 32.879521][ T631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.887507][ T631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 32.895326][ T631] [pid 643] set_robust_list(0x5555570f1660, 24 [pid 636] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=636, 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 [pid 641] <... bpf resumed>) = 3 [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 644 ./strace-static-x86_64: Process 644 attached [pid 644] set_robust_list(0x5555570f1660, 24) = 0 [pid 644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 644] setpgid(0, 0) = 0 [pid 644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 644] <... openat resumed>) = 3 [pid 644] write(3, "1000", 4) = 4 [pid 644] close(3) = 0 [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 297] <... clone resumed>, child_tidptr=0x5555570f1650) = 645 [pid 642] <... bpf resumed>) = 3 [pid 643] <... set_robust_list resumed>) = 0 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 643] setpgid(0, 0 [pid 644] <... bpf resumed>) = 3 [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 645 attached [pid 643] <... setpgid resumed>) = 0 [pid 645] set_robust_list(0x5555570f1660, 24 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 645] <... set_robust_list resumed>) = 0 [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 645] setpgid(0, 0 [pid 643] <... openat resumed>) = 3 [pid 645] <... setpgid resumed>) = 0 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 643] write(3, "1000", 4 [pid 645] <... openat resumed>) = 3 [pid 643] <... write resumed>) = 4 [pid 645] write(3, "1000", 4 [pid 643] close(3 [pid 645] <... write resumed>) = 4 [pid 645] close(3 [pid 643] <... close resumed>) = 0 [pid 645] <... close resumed>) = 0 [pid 645] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 643] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 645] <... bpf resumed>) = 3 [pid 645] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 643] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 641] <... bpf resumed>) = 4 [pid 644] <... bpf resumed>) = 4 [pid 642] <... bpf resumed>) = 4 [pid 641] 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 644] 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 642] 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 641] <... bpf resumed>) = 5 [pid 644] <... bpf resumed>) = 5 [pid 642] <... bpf resumed>) = 5 [pid 641] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 644] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 642] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 641] <... bpf resumed>) = 0 [pid 644] <... bpf resumed>) = 0 [pid 642] <... bpf resumed>) = 0 [pid 641] 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=-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}, 144 [pid 644] 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=-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}, 144 [pid 642] 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=-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}, 144 [pid 641] <... bpf resumed>) = 6 [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 641] exit_group(0) = ? [pid 644] <... bpf resumed>) = 6 [pid 641] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 645] <... bpf resumed>) = 4 [pid 644] <... bpf resumed>) = 7 [pid 642] <... bpf resumed>) = 6 [pid 645] 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 644] exit_group(0 [pid 643] <... bpf resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 645] <... bpf resumed>) = 5 [pid 644] <... exit_group resumed>) = ? [pid 643] 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 642] <... bpf resumed>) = 7 [pid 645] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 643] <... bpf resumed>) = 5 [pid 645] <... bpf resumed>) = 0 [pid 643] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 645] 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=-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}, 144 [pid 643] <... bpf resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 646 attached [pid 644] +++ exited with 0 +++ [pid 645] <... bpf resumed>) = 6 [pid 643] 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=-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}, 144 [pid 642] exit_group(0 [pid 646] set_robust_list(0x5555570f1660, 24 [pid 645] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 643] <... bpf resumed>) = 6 [pid 642] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 646 [pid 645] <... bpf resumed>) = 7 [pid 643] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 645] exit_group(0 [pid 643] <... bpf resumed>) = 7 [pid 301] <... restart_syscall resumed>) = 0 [pid 645] <... exit_group resumed>) = ? [pid 643] exit_group(0 [pid 646] <... set_robust_list resumed>) = 0 [pid 643] <... exit_group resumed>) = ? [pid 642] +++ exited with 0 +++ [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 646] setpgid(0, 0) = 0 [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 646] write(3, "1000", 4) = 4 [pid 646] close(3) = 0 [pid 646] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 645] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 646] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 646] 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) = 5 [pid 646] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 646] 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=-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}, 144 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 647 [pid 646] <... bpf resumed>) = 6 [pid 646] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 646] exit_group(0) = ? [pid 646] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 648 ./strace-static-x86_64: Process 648 attached [pid 648] set_robust_list(0x5555570f1660, 24) = 0 [pid 648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 648] setpgid(0, 0) = 0 [pid 648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 648] write(3, "1000", 4) = 4 [pid 648] close(3) = 0 [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 648] 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) = 5 [pid 648] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 648] 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=-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}, 144) = 6 [pid 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 648] exit_group(0) = ? [pid 648] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 649 ./strace-static-x86_64: Process 649 attached [pid 649] set_robust_list(0x5555570f1660, 24) = 0 [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 649] setpgid(0, 0) = 0 [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 649] write(3, "1000", 4) = 4 [pid 649] close(3) = 0 [pid 649] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144) = 3 [pid 649] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 649] 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) = 5 [pid 649] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 649] 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=-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}, 144) = 6 [pid 649] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 649] exit_group(0) = ? [pid 649] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x5555570f1650) = 651 [pid 300] <... clone resumed>, child_tidptr=0x5555570f1650) = 650 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555570f1650) = 652 ./strace-static-x86_64: Process 650 attached [pid 650] set_robust_list(0x5555570f1660, 24) = 0 [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 650] setpgid(0, 0) = 0 [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 650] write(3, "1000", 4) = 4 [pid 650] close(3) = 0 [pid 650] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144./strace-static-x86_64: Process 652 attached [pid 652] set_robust_list(0x5555570f1660, 24) = 0 [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 652] setpgid(0, 0) = 0 [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 652] write(3, "1000", 4) = 4 [pid 652] close(3) = 0 [pid 652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, 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, ...}, 144 [pid 650] <... bpf resumed>) = 3 [ 32.972808][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 32.984657][ T645] BUG: scheduling while atomic: syz-executor360/645/0x00000002 [ 32.992432][ T645] Modules linked in: [ 32.996500][ T645] Preemption disabled at: [ 32.996510][ T645] [] bpf_put_raw_tracepoint+0x17/0x60 [ 33.008038][ T645] CPU: 0 PID: 645 Comm: syz-executor360 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 650] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 652] <... bpf resumed>) = 3