./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1666317393 <...> Warning: Permanently added '10.128.0.56' (ED25519) to the list of known hosts. execve("./syz-executor1666317393", ["./syz-executor1666317393"], 0x7ffcfe261a20 /* 10 vars */) = 0 brk(NULL) = 0x55558747f000 brk(0x55558747fd00) = 0x55558747fd00 arch_prctl(ARCH_SET_FS, 0x55558747f380) = 0 set_tid_address(0x55558747f650) = 5072 set_robust_list(0x55558747f660, 24) = 0 rseq(0x55558747fca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1666317393", 4096) = 28 getrandom("\x12\x71\x96\xf1\x93\x12\xe0\x4f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558747fd00 brk(0x5555874a0d00) = 0x5555874a0d00 brk(0x5555874a1000) = 0x5555874a1000 mprotect(0x7f4b6251b000, 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=0x55558747f650) = 5073 ./strace-static-x86_64: Process 5073 attached [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] set_robust_list(0x55558747f660, 24) = 0 ./strace-static-x86_64: Process 5074 attached [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x55558747f650) = 5074 [pid 5074] set_robust_list(0x55558747f660, 24 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5075 attached [pid 5073] <... clone resumed>, child_tidptr=0x55558747f650) = 5075 [pid 5075] set_robust_list(0x55558747f660, 24 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... set_robust_list resumed>) = 0 [pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5077 attached ./strace-static-x86_64: Process 5076 attached [pid 5072] <... clone resumed>, child_tidptr=0x55558747f650) = 5076 [pid 5077] set_robust_list(0x55558747f660, 24 [pid 5075] <... prctl resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x55558747f650) = 5077 [pid 5076] set_robust_list(0x55558747f660, 24 [pid 5075] setpgid(0, 0) = 0 [pid 5075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] <... set_robust_list resumed>) = 0 [pid 5076] <... set_robust_list resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] write(3, "1000", 4./strace-static-x86_64: Process 5079 attached ./strace-static-x86_64: Process 5078 attached [pid 5077] <... prctl resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x55558747f650) = 5078 [pid 5079] set_robust_list(0x55558747f660, 24 [pid 5077] setpgid(0, 0 [pid 5076] <... clone resumed>, child_tidptr=0x55558747f650) = 5079 [pid 5075] <... write resumed>) = 4 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] <... set_robust_list resumed>) = 0 [pid 5078] set_robust_list(0x55558747f660, 24 [pid 5077] <... setpgid resumed>) = 0 [pid 5075] close(3 [pid 5078] <... set_robust_list resumed>) = 0 [pid 5079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... close resumed>) = 0 ./strace-static-x86_64: Process 5080 attached [pid 5079] <... prctl resumed>) = 0 [pid 5079] setpgid(0, 0./strace-static-x86_64: Process 5081 attached [pid 5080] set_robust_list(0x55558747f660, 24 [pid 5079] <... setpgid resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x55558747f650) = 5081 [pid 5075] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5072] <... clone resumed>, child_tidptr=0x55558747f650) = 5080 [pid 5081] set_robust_list(0x55558747f660, 24 [pid 5080] <... set_robust_list resumed>) = 0 [pid 5079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] <... openat resumed>) = 3 [pid 5075] <... bpf resumed>) = 3 [pid 5081] <... set_robust_list resumed>) = 0 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5079] <... openat resumed>) = 3 [pid 5077] write(3, "1000", 4 [pid 5081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5081] <... prctl resumed>) = 0 [pid 5077] <... write resumed>) = 4 [pid 5081] setpgid(0, 0 [pid 5079] write(3, "1000", 4 [pid 5077] close(3 [pid 5075] <... bpf resumed>) = 4 [pid 5081] <... setpgid resumed>) = 0 [pid 5079] <... write resumed>) = 4 [pid 5077] <... close resumed>) = 0 [pid 5079] close(3./strace-static-x86_64: Process 5082 attached ) = 0 [pid 5075] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5082] set_robust_list(0x55558747f660, 24 [pid 5081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5080] <... clone resumed>, child_tidptr=0x55558747f650) = 5082 [pid 5079] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5077] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5082] <... set_robust_list resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5079] <... bpf resumed>) = 3 [pid 5077] <... bpf resumed>) = 3 [pid 5075] <... bpf resumed>) = 5 [pid 5082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] write(3, "1000", 4 [pid 5079] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5077] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5082] <... prctl resumed>) = 0 [pid 5081] <... write resumed>) = 4 [pid 5079] <... bpf resumed>) = 4 [pid 5075] exit_group(0 [pid 5082] setpgid(0, 0 [pid 5081] close(3 [pid 5077] <... bpf resumed>) = 4 [pid 5077] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5082] <... setpgid resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5079] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5077] <... bpf resumed>) = 5 [pid 5075] <... exit_group resumed>) = ? [pid 5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5079] <... bpf resumed>) = 5 [pid 5077] exit_group(0 [pid 5082] <... openat resumed>) = 3 [pid 5081] <... bpf resumed>) = 3 [pid 5079] exit_group(0 [pid 5077] <... exit_group resumed>) = ? [pid 5075] +++ exited with 0 +++ [pid 5082] write(3, "1000", 4 [pid 5081] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5079] <... exit_group resumed>) = ? [pid 5082] <... write resumed>) = 4 [pid 5081] <... bpf resumed>) = 4 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] close(3 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... close resumed>) = 0 [pid 5081] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 5083 attached [pid 5082] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5079] +++ exited with 0 +++ [pid 5077] +++ exited with 0 +++ [pid 5083] set_robust_list(0x55558747f660, 24 [pid 5082] <... bpf resumed>) = 3 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5083] <... set_robust_list resumed>) = 0 [pid 5082] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x55558747f650) = 5083 [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5083] setpgid(0, 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5084 attached [pid 5083] <... setpgid resumed>) = 0 [pid 5082] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 5085 attached [pid 5085] set_robust_list(0x55558747f660, 24 [pid 5074] <... clone resumed>, child_tidptr=0x55558747f650) = 5085 [pid 5085] <... set_robust_list resumed>) = 0 [pid 5084] set_robust_list(0x55558747f660, 24 [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5076] <... clone resumed>, child_tidptr=0x55558747f650) = 5084 [pid 5085] <... prctl resumed>) = 0 [pid 5084] <... set_robust_list resumed>) = 0 [pid 5085] setpgid(0, 0) = 0 [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5083] <... openat resumed>) = 3 [pid 5082] <... bpf resumed>) = 5 [pid 5081] <... bpf resumed>) = 5 [pid 5084] <... prctl resumed>) = 0 [pid 5083] write(3, "1000", 4 [pid 5085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5084] setpgid(0, 0 [pid 5083] <... write resumed>) = 4 [pid 5082] exit_group(0 [pid 5081] exit_group(0 [pid 5085] <... openat resumed>) = 3 [pid 5084] <... setpgid resumed>) = 0 [pid 5083] close(3 [pid 5082] <... exit_group resumed>) = ? [pid 5081] <... exit_group resumed>) = ? [pid 5085] write(3, "1000", 4 [pid 5083] <... close resumed>) = 0 [pid 5085] <... write resumed>) = 4 [pid 5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5082] +++ exited with 0 +++ [pid 5081] +++ exited with 0 +++ [pid 5085] close(3 [pid 5084] <... openat resumed>) = 3 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5082, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5085] <... close resumed>) = 0 [pid 5084] write(3, "1000", 4 [pid 5083] <... bpf resumed>) = 3 [pid 5080] restart_syscall(<... resuming interrupted clone ...> [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5080] <... restart_syscall resumed>) = 0 [pid 5085] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5083] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5078] <... restart_syscall resumed>) = 0 [pid 5084] <... write resumed>) = 4 [pid 5085] <... bpf resumed>) = 3 [pid 5085] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 5084] close(3 [pid 5083] <... bpf resumed>) = 4 [pid 5084] <... close resumed>) = 0 [pid 5085] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5084] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5083] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] <... bpf resumed>) = 3 [pid 5085] <... bpf resumed>) = 5 [pid 5085] exit_group(0) = ? [pid 5084] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5080] <... clone resumed>, child_tidptr=0x55558747f650) = 5087 [pid 5078] <... clone resumed>, child_tidptr=0x55558747f650) = 5086 ./strace-static-x86_64: Process 5087 attached ./strace-static-x86_64: Process 5086 attached [pid 5087] set_robust_list(0x55558747f660, 24 [pid 5086] set_robust_list(0x55558747f660, 24 [pid 5085] +++ exited with 0 +++ [pid 5087] <... set_robust_list resumed>) = 0 [pid 5086] <... set_robust_list resumed>) = 0 [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5084] <... bpf resumed>) = 4 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5087] <... prctl resumed>) = 0 [pid 5086] <... prctl resumed>) = 0 [pid 5084] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 5087] setpgid(0, 0 [pid 5086] setpgid(0, 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 5087] <... setpgid resumed>) = 0 [pid 5086] <... setpgid resumed>) = 0 [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5087] <... openat resumed>) = 3 [pid 5086] <... openat resumed>) = 3 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] write(3, "1000", 4 [pid 5086] write(3, "1000", 4 [pid 5087] <... write resumed>) = 4 [pid 5086] <... write resumed>) = 4 [pid 5087] close(3) = 0 [pid 5086] close(3 [pid 5087] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5086] <... close resumed>) = 0 [pid 5087] <... bpf resumed>) = 3 [pid 5086] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5087] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5086] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 5088 attached [pid 5087] <... bpf resumed>) = 4 [pid 5086] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5088] set_robust_list(0x55558747f660, 24 [pid 5087] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5074] <... clone resumed>, child_tidptr=0x55558747f650) = 5088 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5086] <... bpf resumed>) = 4 [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5086] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5088] <... prctl resumed>) = 0 [pid 5088] setpgid(0, 0 [pid 5084] <... bpf resumed>) = 5 [pid 5083] <... bpf resumed>) = 5 [pid 5088] <... setpgid resumed>) = 0 [pid 5087] <... bpf resumed>) = 5 [pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5087] exit_group(0 [pid 5086] <... bpf resumed>) = 5 [pid 5084] exit_group(0 [pid 5083] exit_group(0 [pid 5087] <... exit_group resumed>) = ? [pid 5084] <... exit_group resumed>) = ? [pid 5088] <... openat resumed>) = 3 [pid 5086] exit_group(0 [pid 5083] <... exit_group resumed>) = ? [pid 5086] <... exit_group resumed>) = ? [pid 5084] +++ exited with 0 +++ [pid 5083] +++ exited with 0 +++ [pid 5088] write(3, "1000", 4) = 4 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5088] close(3 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5088] <... close resumed>) = 0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5088] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5088] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 5089 attached ./strace-static-x86_64: Process 5090 attached [pid 5088] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5089] set_robust_list(0x55558747f660, 24 [pid 5076] <... clone resumed>, child_tidptr=0x55558747f650) = 5089 [pid 5090] set_robust_list(0x55558747f660, 24 [pid 5073] <... clone resumed>, child_tidptr=0x55558747f650) = 5090 [pid 5090] <... set_robust_list resumed>) = 0 [pid 5090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5089] <... set_robust_list resumed>) = 0 [pid 5088] <... bpf resumed>) = 4 [pid 5087] +++ exited with 0 +++ [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5090] <... prctl resumed>) = 0 [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5090] setpgid(0, 0) = 0 [pid 5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5089] <... prctl resumed>) = 0 [pid 5088] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5086] +++ exited with 0 +++ [pid 5090] <... openat resumed>) = 3 [pid 5089] setpgid(0, 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5086, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5089] <... setpgid resumed>) = 0 [pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] write(3, "1000", 4 [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5091 attached ./strace-static-x86_64: Process 5092 attached [pid 5090] <... write resumed>) = 4 [pid 5089] <... openat resumed>) = 3 [pid 5090] close(3) = 0 [pid 5090] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5092] set_robust_list(0x55558747f660, 24 [pid 5091] set_robust_list(0x55558747f660, 24 [pid 5090] <... bpf resumed>) = 3 [pid 5089] write(3, "1000", 4 [pid 5080] <... clone resumed>, child_tidptr=0x55558747f650) = 5091 [pid 5078] <... clone resumed>, child_tidptr=0x55558747f650) = 5092 [pid 5090] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5092] <... set_robust_list resumed>) = 0 [pid 5091] <... set_robust_list resumed>) = 0 [pid 5090] <... bpf resumed>) = 4 [pid 5089] <... write resumed>) = 4 [pid 5089] close(3 [pid 5092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5089] <... close resumed>) = 0 [pid 5090] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5092] <... prctl resumed>) = 0 [pid 5092] setpgid(0, 0) = 0 [pid 5091] <... prctl resumed>) = 0 [pid 5092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5091] setpgid(0, 0 [pid 5089] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5091] <... setpgid resumed>) = 0 [pid 5092] <... openat resumed>) = 3 [pid 5089] <... bpf resumed>) = 3 [pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5089] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5091] <... openat resumed>) = 3 [pid 5092] write(3, "1000", 4) = 4 [pid 5092] close(3) = 0 [pid 5092] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 5091] write(3, "1000", 4 [pid 5090] <... bpf resumed>) = 5 [pid 5089] <... bpf resumed>) = 4 [pid 5088] <... bpf resumed>) = 5 [pid 5092] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5091] <... write resumed>) = 4 [pid 5090] exit_group(0 [pid 5089] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5088] exit_group(0 [pid 5092] <... bpf resumed>) = 4 [pid 5091] close(3 [pid 5090] <... exit_group resumed>) = ? [pid 5088] <... exit_group resumed>) = ? [pid 5089] <... bpf resumed>) = 5 [pid 5091] <... close resumed>) = 0 [pid 5090] +++ exited with 0 +++ [pid 5092] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5089] exit_group(0 [pid 5092] <... bpf resumed>) = 5 [pid 5091] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5092] exit_group(0 [pid 5089] <... exit_group resumed>) = ? [pid 5088] +++ exited with 0 +++ [pid 5092] <... exit_group resumed>) = ? [pid 5091] <... bpf resumed>) = 3 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5088, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5091] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5091] <... bpf resumed>) = 4 [pid 5091] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 5094 attached ./strace-static-x86_64: Process 5093 attached [pid 5074] <... clone resumed>, child_tidptr=0x55558747f650) = 5093 [pid 5094] set_robust_list(0x55558747f660, 24 [pid 5093] set_robust_list(0x55558747f660, 24 [pid 5073] <... clone resumed>, child_tidptr=0x55558747f650) = 5094 [pid 5089] +++ exited with 0 +++ [pid 5093] <... set_robust_list resumed>) = 0 [pid 5094] <... set_robust_list resumed>) = 0 [pid 5094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5092] +++ exited with 0 +++ [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5094] <... prctl resumed>) = 0 [pid 5093] <... prctl resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5094] setpgid(0, 0 [pid 5093] setpgid(0, 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5093] <... setpgid resumed>) = 0 [pid 5094] <... setpgid resumed>) = 0 [pid 5094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5094] write(3, "1000", 4./strace-static-x86_64: Process 5096 attached ./strace-static-x86_64: Process 5095 attached [pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5096] set_robust_list(0x55558747f660, 24 [pid 5095] set_robust_list(0x55558747f660, 24 [pid 5094] <... write resumed>) = 4 [pid 5078] <... clone resumed>, child_tidptr=0x55558747f650) = 5095 [pid 5076] <... clone resumed>, child_tidptr=0x55558747f650) = 5096 [pid 5096] <... set_robust_list resumed>) = 0 [pid 5095] <... set_robust_list resumed>) = 0 [pid 5094] close(3 [pid 5093] <... openat resumed>) = 3 [pid 5094] <... close resumed>) = 0 [pid 5094] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5093] write(3, "1000", 4 [pid 5091] <... bpf resumed>) = 5 [pid 5091] exit_group(0) = ? [pid 5096] <... prctl resumed>) = 0 [pid 5095] <... prctl resumed>) = 0 [pid 5094] <... bpf resumed>) = 3 [pid 5093] <... write resumed>) = 4 [pid 5096] setpgid(0, 0 [pid 5095] setpgid(0, 0 [pid 5094] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5093] close(3 [pid 5096] <... setpgid resumed>) = 0 [pid 5093] <... close resumed>) = 0 [pid 5095] <... setpgid resumed>) = 0 [pid 5093] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5094] <... bpf resumed>) = 4 [pid 5093] <... bpf resumed>) = 3 [pid 5091] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5096] write(3, "1000", 4 [pid 5095] <... openat resumed>) = 3 [pid 5094] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5093] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 5097 attached [pid 5096] <... write resumed>) = 4 [pid 5095] write(3, "1000", 4 [pid 5097] set_robust_list(0x55558747f660, 24 [pid 5096] close(3 [pid 5095] <... write resumed>) = 4 [pid 5080] <... clone resumed>, child_tidptr=0x55558747f650) = 5097 [pid 5093] <... bpf resumed>) = 4 [pid 5097] <... set_robust_list resumed>) = 0 [pid 5096] <... close resumed>) = 0 [pid 5095] close(3 [pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5096] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5095] <... close resumed>) = 0 [pid 5093] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5097] <... prctl resumed>) = 0 [pid 5096] <... bpf resumed>) = 3 [pid 5095] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5097] setpgid(0, 0 [pid 5096] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5095] <... bpf resumed>) = 3 [pid 5097] <... setpgid resumed>) = 0 [pid 5095] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5096] <... bpf resumed>) = 4 [pid 5095] <... bpf resumed>) = 4 [pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5094] <... bpf resumed>) = 5 [pid 5095] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 5094] exit_group(0 [pid 5097] <... openat resumed>) = 3 [pid 5093] <... bpf resumed>) = 5 [pid 5095] exit_group(0 [pid 5094] <... exit_group resumed>) = ? [pid 5093] exit_group(0 [pid 5097] write(3, "1000", 4 [pid 5096] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5095] <... exit_group resumed>) = ? [pid 5094] +++ exited with 0 +++ [pid 5093] <... exit_group resumed>) = ? [pid 5097] <... write resumed>) = 4 [pid 5096] <... bpf resumed>) = 5 [pid 5095] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5096] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5098 attached [pid 5097] close(3) = 0 [pid 5096] <... exit_group resumed>) = ? [pid 5098] set_robust_list(0x55558747f660, 24 [pid 5097] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5098] <... set_robust_list resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x55558747f650) = 5098 ./strace-static-x86_64: Process 5099 attached [pid 5098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5097] <... bpf resumed>) = 3 [pid 5099] set_robust_list(0x55558747f660, 24 [pid 5098] <... prctl resumed>) = 0 [pid 5099] <... set_robust_list resumed>) = 0 [pid 5098] setpgid(0, 0 [pid 5097] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5096] +++ exited with 0 +++ [pid 5093] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x55558747f650) = 5099 [pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5098] <... setpgid resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5097] <... bpf resumed>) = 4 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5099] <... prctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5099] setpgid(0, 0 [pid 5098] <... openat resumed>) = 3 [pid 5097] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 5100 attached [pid 5099] <... setpgid resumed>) = 0 [pid 5100] set_robust_list(0x55558747f660, 24 [pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5098] write(3, "1000", 4 [pid 5076] <... clone resumed>, child_tidptr=0x55558747f650) = 5100 [pid 5100] <... set_robust_list resumed>) = 0 [pid 5098] <... write resumed>) = 4 [pid 5100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5098] close(3 [pid 5100] <... prctl resumed>) = 0 [pid 5098] <... close resumed>) = 0 [pid 5100] setpgid(0, 0 [pid 5098] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5100] <... setpgid resumed>) = 0 [pid 5099] <... openat resumed>) = 3 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5099] write(3, "1000", 4 [pid 5098] <... bpf resumed>) = 3 [pid 5099] <... write resumed>) = 4 ./strace-static-x86_64: Process 5101 attached [pid 5100] <... openat resumed>) = 3 [pid 5099] close(3 [pid 5098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5101] set_robust_list(0x55558747f660, 24 [pid 5099] <... close resumed>) = 0 [pid 5097] <... bpf resumed>) = 5 [pid 5101] <... set_robust_list resumed>) = 0 [pid 5100] write(3, "1000", 4 [pid 5098] <... bpf resumed>) = 4 [pid 5097] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x55558747f650) = 5101 [pid 5099] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5100] <... write resumed>) = 4 [pid 5098] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5097] <... exit_group resumed>) = ? [pid 5101] <... prctl resumed>) = 0 [pid 5100] close(3 [pid 5099] <... bpf resumed>) = 3 [pid 5100] <... close resumed>) = 0 [pid 5099] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5098] <... bpf resumed>) = 5 [pid 5100] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5101] setpgid(0, 0 [pid 5099] <... bpf resumed>) = 4 [pid 5098] exit_group(0 [pid 5101] <... setpgid resumed>) = 0 [pid 5098] <... exit_group resumed>) = ? [pid 5100] <... bpf resumed>) = 3 [pid 5099] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5100] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5101] <... openat resumed>) = 3 [pid 5101] write(3, "1000", 4 [pid 5100] <... bpf resumed>) = 4 [pid 5101] <... write resumed>) = 4 [pid 5100] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5101] close(3) = 0 [pid 5101] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 5101] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 5099] <... bpf resumed>) = 5 [pid 5097] +++ exited with 0 +++ [pid 5101] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5099] exit_group(0 [pid 5101] <... bpf resumed>) = 5 [pid 5101] exit_group(0 [pid 5100] <... bpf resumed>) = 5 [pid 5099] <... exit_group resumed>) = ? [pid 5098] +++ exited with 0 +++ [pid 5080] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5101] <... exit_group resumed>) = ? [pid 5100] exit_group(0) = ? [pid 5099] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5080] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5103 attached [pid 5080] <... clone resumed>, child_tidptr=0x55558747f650) = 5103 [pid 5103] set_robust_list(0x55558747f660, 24./strace-static-x86_64: Process 5102 attached ) = 0 [pid 5102] set_robust_list(0x55558747f660, 24 [pid 5103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] <... clone resumed>, child_tidptr=0x55558747f650) = 5102 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5102] <... set_robust_list resumed>) = 0 [pid 5102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5102] setpgid(0, 0 [pid 5103] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5104 attached [pid 5102] <... setpgid resumed>) = 0 [pid 5104] set_robust_list(0x55558747f660, 24 [pid 5103] setpgid(0, 0 [pid 5073] <... clone resumed>, child_tidptr=0x55558747f650) = 5104 [pid 5104] <... set_robust_list resumed>) = 0 [pid 5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5103] <... setpgid resumed>) = 0 [pid 5104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5102] <... openat resumed>) = 3 [pid 5103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5104] <... prctl resumed>) = 0 [pid 5104] setpgid(0, 0 [pid 5102] write(3, "1000", 4 [pid 5103] <... openat resumed>) = 3 [pid 5101] +++ exited with 0 +++ [pid 5104] <... setpgid resumed>) = 0 [pid 5102] <... write resumed>) = 4 [pid 5103] write(3, "1000", 4 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5102] close(3 [pid 5103] <... write resumed>) = 4 [pid 5102] <... close resumed>) = 0 [pid 5103] close(3 [pid 5100] +++ exited with 0 +++ [pid 5102] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5104] <... openat resumed>) = 3 [pid 5104] write(3, "1000", 4 [pid 5102] <... bpf resumed>) = 3 [pid 5103] <... close resumed>) = 0 [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5104] <... write resumed>) = 4 [pid 5103] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5104] close(3 [pid 5102] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5103] <... bpf resumed>) = 3 [pid 5104] <... close resumed>) = 0 [pid 5103] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5104] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=8, max_entries=13, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5102] <... bpf resumed>) = 4 [pid 5103] <... bpf resumed>) = 4 [pid 5104] <... bpf resumed>) = 3 [pid 5103] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5104] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=13, insns=0x20000280, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 5102] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5104] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 5106 attached ./strace-static-x86_64: Process 5105 attached [pid 5102] <... bpf resumed>) = 5 [pid 5103] <... bpf resumed>) = 5 [pid 5106] set_robust_list(0x55558747f660, 24 [pid 5102] exit_group(0 [pid 5076] <... clone resumed>, child_tidptr=0x55558747f650) = 5106 [pid 5106] <... set_robust_list resumed>) = 0 [pid 5104] <... bpf resumed>) = 5 [pid 5102] <... exit_group resumed>) = ? [pid 5106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5105] set_robust_list(0x55558747f660, 24 [pid 5104] exit_group(0 [pid 5103] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x55558747f650) = 5105 [pid 5105] <... set_robust_list resumed>) = 0 [pid 5104] <... exit_group resumed>) = ? [pid 5103] <... exit_group resumed>) = ? [ 64.124183][ T783] ================================================================== [ 64.132492][ T783] BUG: KASAN: slab-use-after-free in bpf_trace_run2+0xfa/0x530 [ 64.140118][ T783] Read of size 8 at addr ffff888028c27d18 by task kworker/1:2/783 [ 64.148031][ T783] [ 64.150346][ T783] CPU: 1 PID: 783 Comm: kworker/1:2 Not tainted 6.8.0-syzkaller-05243-g14bb1e8c8d4a #0 [ 64.159958][ T783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 64.170172][ T783] Workqueue: events bpf_prog_free_deferred [ 64.176112][ T783] Call Trace: [ 64.179489][ T783] [ 64.182416][ T783] dump_stack_lvl+0x1e7/0x2e0 [ 64.187289][ T783] ? __pfx_dump_stack_lvl+0x10/0x10 [ 64.192566][ T783] ? __pfx__printk+0x10/0x10 [ 64.197498][ T783] ? _printk+0xd5/0x120 [ 64.202652][ T783] ? __virt_addr_valid+0x183/0x520 [ 64.207858][ T783] ? __virt_addr_valid+0x183/0x520 [ 64.213100][ T783] print_report+0x169/0x550 [ 64.217791][ T783] ? __virt_addr_valid+0x183/0x520 [ 64.223845][ T783] ? __virt_addr_valid+0x183/0x520 [ 64.229164][ T783] ? __virt_addr_valid+0x44e/0x520 [ 64.234363][ T783] ? __phys_addr+0xba/0x170 [ 64.239014][ T783] ? bpf_trace_run2+0xfa/0x530 [ 64.244290][ T783] kasan_report+0x143/0x180 [ 64.248973][ T783] ? sock_map_delete_elem+0x97/0x140 [ 64.254447][ T783] ? bpf_trace_run2+0xfa/0x530 [ 64.259215][ T783] bpf_trace_run2+0xfa/0x530 [ 64.263927][ T783] ? __pfx_bpf_trace_run2+0x10/0x10 [ 64.269242][ T783] ? queue_work_on+0x1f4/0x250 [ 64.274203][ T783] ? bpf_prog_free_deferred+0x26b/0x710 [ 64.280114][ T783] ? __pfx_queue_work_on+0x10/0x10 [ 64.285688][ T783] ? bpf_prog_free_deferred+0x26b/0x710 [ 64.293195][ T783] __traceiter_kfree+0x2b/0x50 [ 64.298446][ T783] ? bpf_prog_free_deferred+0x26b/0x710 [ 64.304656][ T783] kfree+0x291/0x380 [ 64.308795][ T783] ? bpf_map_put+0x23d/0x380 [ 64.313473][ T783] bpf_prog_free_deferred+0x26b/0x710 [ 64.318849][ T783] ? process_scheduled_works+0x91b/0x1770 [ 64.324682][ T783] process_scheduled_works+0xa00/0x1770 [ 64.330804][ T783] ? __pfx_process_scheduled_works+0x10/0x10 [ 64.336982][ T783] ? assign_work+0x364/0x3d0 [ 64.341580][ T783] worker_thread+0x86d/0xd70 [ 64.346282][ T783] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 64.352256][ T783] ? __kthread_parkme+0x169/0x1d0 [ 64.357318][ T783] ? __pfx_worker_thread+0x10/0x10 [ 64.362625][ T783] kthread+0x2f0/0x390 [ 64.366780][ T783] ? __pfx_worker_thread+0x10/0x10 [ 64.371883][ T783] ? __pfx_kthread+0x10/0x10 [ 64.376638][ T783] ret_from_fork+0x4b/0x80 [ 64.381187][ T783] ? __pfx_kthread+0x10/0x10 [ 64.385856][ T783] ret_from_fork_asm+0x1a/0x30 [ 64.390619][ T783] [ 64.393628][ T783] [ 64.395939][ T783] Allocated by task 5104: [ 64.400347][ T783] kasan_save_track+0x3f/0x80 [ 64.405196][ T783] __kasan_kmalloc+0x98/0xb0 [ 64.409869][ T783] kmalloc_trace+0x1d9/0x360 [ 64.414546][ T783] bpf_raw_tp_link_attach+0x2a0/0x6e0 [ 64.420002][ T783] bpf_raw_tracepoint_open+0x1c2/0x240 [ 64.425833][ T783] __sys_bpf+0x3c0/0x810 [ 64.430569][ T783] __x64_sys_bpf+0x7c/0x90 [ 64.435185][ T783] do_syscall_64+0xfb/0x240 [ 64.439776][ T783] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 64.445666][ T783] [ 64.448005][ T783] Freed by task 5104: [ 64.452054][ T783] kasan_save_track+0x3f/0x80 [ 64.456843][ T783] kasan_save_free_info+0x40/0x50 [ 64.461913][ T783] poison_slab_object+0xa6/0xe0 [ 64.466889][ T783] __kasan_slab_free+0x37/0x60 [ 64.472640][ T783] kfree+0x14a/0x380 [ 64.476549][ T783] bpf_link_release+0x3b/0x50 [ 64.481360][ T783] __fput+0x429/0x8a0 [ 64.485550][ T783] task_work_run+0x24f/0x310 [ 64.490516][ T783] do_exit+0xa1b/0x27e0 [ 64.494954][ T783] do_group_exit+0x207/0x2c0 [ 64.499826][ T783] __x64_sys_exit_group+0x3f/0x40 [ 64.504946][ T783] do_syscall_64+0xfb/0x240 [ 64.509444][ T783] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 64.515420][ T783] [ 64.517762][ T783] The buggy address belongs to the object at ffff888028c27d00 [ 64.517762][ T783] which belongs to the cache kmalloc-128 of size 128 [ 64.532197][ T783] The buggy address is located 24 bytes inside of [ 64.532197][ T783] freed 128-byte region [ffff888028c27d00, ffff888028c27d80) [ 64.546819][ T783] [ 64.549146][ T783] The buggy address belongs to the physical page: [ 64.555807][ T783] page:ffffea0000a309c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x28c27 [ 64.566621][ T783] anon flags: 0xfff00000000800(slab|node=0|zone=1|lastcpupid=0x7ff) [ 64.575345][ T783] page_type: 0xffffffff() [ 64.580041][ T783] raw: 00fff00000000800 ffff888014c418c0 0000000000000000 dead000000000001 [ 64.588727][ T783] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 64.597380][ T783] page dumped because: kasan: bad access detected [ 64.603874][ T783] page_owner tracks the page as allocated [ 64.610143][ T783] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 4530, tgid 4530 (udevd), ts 24951364679, free_ts 22866996420 [ 64.628832][ T783] post_alloc_hook+0x1ea/0x210 [ 64.633778][ T783] get_page_from_freelist+0x33ea/0x3580 [ 64.639442][ T783] __alloc_pages+0x256/0x680 [ 64.644067][ T783] alloc_slab_page+0x5f/0x160 [ 64.648752][ T783] new_slab+0x84/0x2f0 [ 64.652821][ T783] ___slab_alloc+0xd1b/0x13e0 [ 64.657672][ T783] kmalloc_trace+0x267/0x360 [ 64.662293][ T783] kernfs_fop_open+0x803/0xcd0 [ 64.667075][ T783] do_dentry_open+0x907/0x15a0 [ 64.672014][ T783] path_openat+0x2860/0x3240 [ 64.676709][ T783] do_filp_open+0x235/0x490 [ 64.681678][ T783] do_sys_openat2+0x13e/0x1d0 [ 64.687459][ T783] __x64_sys_openat+0x247/0x2a0 [ 64.692422][ T783] do_syscall_64+0xfb/0x240 [ 64.697129][ T783] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 64.703070][ T783] page last free pid 4525 tgid 4525 stack trace: [ 64.709679][ T783] free_unref_page_prepare+0x968/0xa90 [ 64.715149][ T783] free_unref_page+0x37/0x3f0 [ 64.719819][ T783] __slab_free+0x349/0x410 [ 64.724233][ T783] qlist_free_all+0x5e/0xc0 [ 64.728822][ T783] kasan_quarantine_reduce+0x14f/0x170 [ 64.734267][ T783] __kasan_slab_alloc+0x23/0x80 [ 64.739165][ T783] kmem_cache_alloc+0x172/0x350 [ 64.744227][ T783] getname_flags+0xbd/0x4f0 [ 64.749117][ T783] do_sys_openat2+0xd2/0x1d0 [ 64.753815][ T783] __x64_sys_openat+0x247/0x2a0 [ 64.758926][ T783] do_syscall_64+0xfb/0x240 [ 64.763426][ T783] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 64.769407][ T783] [ 64.772086][ T783] Memory state around the buggy address: [ 64.777798][ T783] ffff888028c27c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 64.786941][ T783] ffff888028c27c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 64.795075][ T783] >ffff888028c27d00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 64.803209][ T783] ^ [ 64.808044][ T783] ffff888028c27d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 64.816092][ T783] ffff888028c27e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc [ 64.824136][ T783] ================================================================== [ 64.832561][ T783] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 64.839765][ T783] CPU: 1 PID: 783 Comm: kworker/1:2 Not tainted 6.8.0-syzkaller-05243-g14bb1e8c8d4a #0 [ 64.849407][ T783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 64.859740][ T783] Workqueue: events bpf_prog_free_deferred [ 64.865671][ T783] Call Trace: [ 64.868959][ T783] [ 64.871890][ T783] dump_stack_lvl+0x1e7/0x2e0 [ 64.876576][ T783] ? __pfx_dump_stack_lvl+0x10/0x10 [ 64.881851][ T783] ? __pfx__printk+0x10/0x10 [ 64.886458][ T783] ? lock_release+0xbf/0x9d0 [ 64.891129][ T783] ? vscnprintf+0x5d/0x90 [ 64.895490][ T783] panic+0x349/0x860 [ 64.899432][ T783] ? check_panic_on_warn+0x21/0xb0 [ 64.904577][ T783] ? __pfx_panic+0x10/0x10 [ 64.909012][ T783] ? mark_lock+0x9a/0x350 [ 64.913359][ T783] ? _raw_spin_unlock_irqrestore+0xd8/0x140 [ 64.919344][ T783] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 64.925433][ T783] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 64.932016][ T783] ? print_report+0x502/0x550 [ 64.936689][ T783] check_panic_on_warn+0x86/0xb0 [ 64.941623][ T783] ? bpf_trace_run2+0xfa/0x530 [ 64.946676][ T783] end_report+0x6e/0x140 [ 64.951174][ T783] kasan_report+0x154/0x180 [ 64.955845][ T783] ? sock_map_delete_elem+0x97/0x140 [ 64.961471][ T783] ? bpf_trace_run2+0xfa/0x530 [ 64.966324][ T783] bpf_trace_run2+0xfa/0x530 [ 64.970968][ T783] ? __pfx_bpf_trace_run2+0x10/0x10 [ 64.976210][ T783] ? queue_work_on+0x1f4/0x250 [ 64.981091][ T783] ? bpf_prog_free_deferred+0x26b/0x710 [ 64.986810][ T783] ? __pfx_queue_work_on+0x10/0x10 [ 64.992041][ T783] ? bpf_prog_free_deferred+0x26b/0x710 [ 64.997609][ T783] __traceiter_kfree+0x2b/0x50 [ 65.002545][ T783] ? bpf_prog_free_deferred+0x26b/0x710 [ 65.008170][ T783] kfree+0x291/0x380 [ 65.012064][ T783] ? bpf_map_put+0x23d/0x380 [ 65.016847][ T783] bpf_prog_free_deferred+0x26b/0x710 [ 65.022445][ T783] ? process_scheduled_works+0x91b/0x1770 [ 65.028183][ T783] process_scheduled_works+0xa00/0x1770 [ 65.033762][ T783] ? __pfx_process_scheduled_works+0x10/0x10 [ 65.039956][ T783] ? assign_work+0x364/0x3d0 [ 65.044610][ T783] worker_thread+0x86d/0xd70 [ 65.049235][ T783] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 65.055249][ T783] ? __kthread_parkme+0x169/0x1d0 [ 65.060332][ T783] ? __pfx_worker_thread+0x10/0x10 [ 65.065583][ T783] kthread+0x2f0/0x390 [ 65.069834][ T783] ? __pfx_worker_thread+0x10/0x10 [ 65.075121][ T783] ? __pfx_kthread+0x10/0x10 [ 65.079760][ T783] ret_from_fork+0x4b/0x80 [ 65.084194][ T783] ? __pfx_kthread+0x10/0x10 [ 65.088807][ T783] ret_from_fork_asm+0x1a/0x30 [ 65.093835][ T783] [ 65.097623][ T783] Kernel Offset: disabled [ 65.102025][ T783] Rebooting in 86400 seconds..