./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3278901856 <...> Warning: Permanently added '10.128.0.228' (ED25519) to the list of known hosts. execve("./syz-executor3278901856", ["./syz-executor3278901856"], 0x7ffddd28f6d0 /* 10 vars */) = 0 brk(NULL) = 0x5555557fa000 brk(0x5555557fad00) = 0x5555557fad00 arch_prctl(ARCH_SET_FS, 0x5555557fa380) = 0 set_tid_address(0x5555557fa650) = 302 set_robust_list(0x5555557fa660, 24) = 0 rseq(0x5555557faca0, 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-executor3278901856", 4096) = 28 getrandom("\xf2\xda\x03\x46\xf1\xa0\x87\x28", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555557fad00 brk(0x55555581bd00) = 0x55555581bd00 brk(0x55555581c000) = 0x55555581c000 mprotect(0x7fa93a364000, 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=0x5555557fa650) = 303 ./strace-static-x86_64: Process 303 attached [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] set_robust_list(0x5555557fa660, 24) = 0 [pid 302] <... clone resumed>, child_tidptr=0x5555557fa650) = 304 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x5555557fa650) = 305 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 306 ./strace-static-x86_64: Process 304 attached [pid 302] <... clone resumed>, child_tidptr=0x5555557fa650) = 307 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 307 attached ./strace-static-x86_64: Process 306 attached ./strace-static-x86_64: Process 305 attached [pid 304] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x5555557fa660, 24) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] set_robust_list(0x5555557fa660, 24 [pid 304] <... set_robust_list resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... set_robust_list resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 309 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x5555557fa660, 24) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0) = 0 [pid 306] <... prctl resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 310 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] setpgid(0, 0) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] write(3, "1000", 4 [pid 305] set_robust_list(0x5555557fa660, 24 [pid 309] <... write resumed>) = 4 [pid 306] <... openat resumed>) = 3 [pid 309] close(3 [pid 306] write(3, "1000", 4 [pid 309] <... close resumed>) = 0 [pid 309] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72./strace-static-x86_64: Process 310 attached [pid 302] <... clone resumed>, child_tidptr=0x5555557fa650) = 308 [pid 307] set_robust_list(0x5555557fa660, 24 [pid 306] <... write resumed>) = 4 [pid 305] <... set_robust_list resumed>) = 0 [pid 306] close(3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... close resumed>) = 0 ./strace-static-x86_64: Process 311 attached [pid 310] set_robust_list(0x5555557fa660, 24 [pid 309] <... bpf resumed>) = 3 [pid 307] <... set_robust_list resumed>) = 0 [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 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... bpf resumed>) = 3 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 311 [pid 310] <... set_robust_list resumed>) = 0 [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 312 [pid 306] <... bpf resumed>) = 0 [pid 310] <... prctl 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 310] setpgid(0, 0 [ 35.160561][ T28] audit: type=1400 audit(1711318550.269:66): avc: denied { execmem } for pid=302 comm="syz-executor327" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 309] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 306] <... bpf resumed>) = 4 [pid 310] <... setpgid resumed>) = 0 [pid 309] <... bpf resumed>) = 0 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 312 attached [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 310] <... openat resumed>) = 3 [pid 311] set_robust_list(0x5555557fa660, 24 [pid 310] write(3, "1000", 4 [pid 311] <... set_robust_list resumed>) = 0 [pid 310] <... write resumed>) = 4 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 310] close(3 [pid 311] <... prctl resumed>) = 0 [pid 310] <... close resumed>) = 0 [pid 311] setpgid(0, 0 [pid 310] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 311] <... setpgid resumed>) = 0 [pid 310] <... bpf resumed>) = 3 [pid 312] set_robust_list(0x5555557fa660, 24 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 310] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 309] <... bpf resumed>) = 4 [pid 306] <... bpf resumed>) = 5 [pid 311] <... openat resumed>) = 3 [pid 310] <... bpf resumed>) = 0 [pid 311] write(3, "1000", 4 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 311] <... write resumed>) = 4 [pid 310] <... bpf resumed>) = 4 [pid 311] close(3 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 312] <... set_robust_list resumed>) = 0 [pid 311] <... close resumed>) = 0 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [ 35.197011][ T28] audit: type=1400 audit(1711318550.309:67): avc: denied { bpf } for pid=309 comm="syz-executor327" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 35.217791][ T28] audit: type=1400 audit(1711318550.309:68): avc: denied { map_create } for pid=309 comm="syz-executor327" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 35.238016][ T28] audit: type=1400 audit(1711318550.309:69): avc: denied { perfmon } for pid=309 comm="syz-executor327" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 311] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 312] setpgid(0, 0) = 0 [pid 311] <... bpf resumed>) = 4 [ 35.259535][ T28] audit: type=1400 audit(1711318550.309:70): avc: denied { map_read map_write } for pid=309 comm="syz-executor327" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 35.280765][ T28] audit: type=1400 audit(1711318550.309:71): avc: denied { prog_load } for pid=306 comm="syz-executor327" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 312] write(3, "1000", 4 [pid 309] <... bpf resumed>) = 5 [pid 311] <... bpf resumed>) = 5 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 312] <... write resumed>) = 4 [pid 310] <... bpf resumed>) = 5 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 312] close(3 [pid 311] <... bpf resumed>) = 6 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 312] <... close resumed>) = 0 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 309] <... bpf resumed>) = 6 [pid 306] <... bpf resumed>) = 7 [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 [pid 311] <... bpf resumed>) = 7 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 306] exit_group(0) = ? [pid 312] <... bpf resumed>) = 3 [pid 311] exit_group(0 [pid 310] <... bpf resumed>) = 6 [pid 309] <... bpf resumed>) = 7 [pid 312] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 311] <... exit_group resumed>) = ? [pid 309] exit_group(0 [pid 312] <... bpf resumed>) = 0 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 309] <... exit_group resumed>) = ? [pid 306] +++ exited with 0 +++ [pid 310] <... bpf resumed>) = 7 [pid 310] exit_group(0) = ? [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 311] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 313 [pid 312] <... bpf resumed>) = 4 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x5555557fa660, 24) = 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 314 ./strace-static-x86_64: Process 314 attached [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 314] set_robust_list(0x5555557fa660, 24 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... restart_syscall resumed>) = 0 [pid 314] <... set_robust_list resumed>) = 0 [pid 313] <... prctl resumed>) = 0 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 313] setpgid(0, 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 314] <... prctl resumed>) = 0 [pid 313] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 315 attached [pid 314] setpgid(0, 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 315 [pid 315] set_robust_list(0x5555557fa660, 24 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 315] <... set_robust_list resumed>) = 0 [pid 314] <... setpgid resumed>) = 0 [pid 313] <... openat resumed>) = 3 [pid 310] +++ exited with 0 +++ [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 313] write(3, "1000", 4 [pid 315] <... prctl resumed>) = 0 [pid 313] <... write resumed>) = 4 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 314] <... openat resumed>) = 3 [pid 314] write(3, "1000", 4) = 4 [pid 304] <... restart_syscall resumed>) = 0 [pid 314] close(3) = 0 [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 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 314] <... bpf resumed>) = 3 [pid 314] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 315] setpgid(0, 0 [pid 313] close(3./strace-static-x86_64: Process 316 attached [pid 315] <... setpgid resumed>) = 0 [pid 314] <... bpf resumed>) = 4 [pid 313] <... close resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 316 [pid 316] set_robust_list(0x5555557fa660, 24 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 316] <... set_robust_list resumed>) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL [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 316] <... prctl resumed>) = 0 [pid 315] <... openat resumed>) = 3 [pid 315] write(3, "1000", 4 [pid 313] <... bpf resumed>) = 3 [pid 313] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 315] <... write resumed>) = 4 [pid 313] <... bpf resumed>) = 0 [pid 315] close(3 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 315] <... close resumed>) = 0 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 315] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 316] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 315] <... bpf resumed>) = 3 [pid 316] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 313] <... bpf resumed>) = 4 [pid 316] <... bpf resumed>) = 0 [pid 315] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 315] <... bpf resumed>) = 0 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 316] <... bpf resumed>) = 4 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 315] <... bpf resumed>) = 4 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 314] <... bpf resumed>) = 5 [pid 312] <... bpf resumed>) = 5 [pid 316] <... bpf resumed>) = 5 [pid 315] <... bpf resumed>) = 5 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 5 [ 35.300386][ T28] audit: type=1400 audit(1711318550.309:72): avc: denied { prog_run } for pid=306 comm="syz-executor327" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 314] <... bpf resumed>) = 6 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 312] <... bpf resumed>) = 6 [pid 316] <... bpf resumed>) = 6 [pid 315] <... bpf resumed>) = 6 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 314] <... bpf resumed>) = 7 [pid 313] <... bpf resumed>) = 6 [pid 312] <... bpf resumed>) = 7 [pid 316] <... bpf resumed>) = 7 [pid 315] <... bpf resumed>) = 7 [pid 314] exit_group(0 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 312] exit_group(0 [pid 316] exit_group(0 [pid 315] exit_group(0 [pid 314] <... exit_group resumed>) = ? [pid 313] <... bpf resumed>) = 7 [pid 312] <... exit_group resumed>) = ? [pid 316] <... exit_group resumed>) = ? [pid 315] <... exit_group resumed>) = ? [pid 313] exit_group(0 [pid 316] +++ exited with 0 +++ [pid 313] <... exit_group resumed>) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 314] +++ exited with 0 +++ [pid 313] +++ exited with 0 +++ [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 317 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 318 ./strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x5555557fa660, 24) = 0 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 317] setpgid(0, 0) = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 317] write(3, "1000", 4) = 4 [pid 317] close(3) = 0 [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) = 3 [pid 317] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 317] exit_group(0) = ? [pid 312] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 319 [pid 317] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 320 ./strace-static-x86_64: Process 319 attached [ 35.382713][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000101? [ 35.394970][ T314] BUG: scheduling while atomic: syz-executor327/314/0x00000002 [ 35.402544][ T314] Modules linked in: [ 35.406337][ T314] Preemption disabled at: [ 35.406356][ T314] [] is_module_text_address+0x1f/0x360 [ 35.417696][ T314] CPU: 0 PID: 314 Comm: syz-executor327 Not tainted 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [pid 319] set_robust_list(0x5555557fa660, 24) = 0 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x5555557fa660, 24 [pid 319] <... prctl resumed>) = 0 [pid 320] <... set_robust_list resumed>) = 0 [pid 319] setpgid(0, 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 319] <... setpgid resumed>) = 0 [pid 320] <... prctl resumed>) = 0 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 320] setpgid(0, 0 [pid 319] <... openat resumed>) = 3 [pid 320] <... setpgid resumed>) = 0 [pid 319] write(3, "1000", 4 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 319] <... write resumed>) = 4 [pid 320] <... openat resumed>) = 3 [pid 319] close(3 [pid 320] write(3, "1000", 4 [pid 319] <... close resumed>) = 0 [pid 320] <... write resumed>) = 4 [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 320] close(3 [pid 319] <... bpf resumed>) = 3 [pid 320] <... close resumed>) = 0 [pid 319] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 319] <... bpf resumed>) = 0 [pid 320] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 320] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 319] <... bpf resumed>) = 4 [pid 320] <... bpf resumed>) = 0 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 319] <... bpf resumed>) = 5 [pid 320] <... bpf resumed>) = 4 [pid 319] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 319] <... bpf resumed>) = 6 [pid 320] <... bpf resumed>) = 5 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 320] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 7 [pid 320] <... bpf resumed>) = 6 [pid 319] exit_group(0 [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 319] <... exit_group resumed>) = ? [pid 320] <... bpf resumed>) = 7 [pid 319] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 320] exit_group(0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 320] <... exit_group resumed>) = ? [pid 320] +++ exited with 0 +++ [ 35.427558][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 35.437452][ T314] Call Trace: [ 35.440574][ T314] [ 35.443355][ T314] dump_stack_lvl+0x151/0x1b7 [ 35.447867][ T314] ? is_module_text_address+0x1f/0x360 [ 35.453163][ T314] ? is_module_text_address+0x1f/0x360 [ 35.458462][ T314] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 35.463854][ T314] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 35.469505][ T314] ? is_module_text_address+0x1f/0x360 [ 35.474797][ T314] dump_stack+0x15/0x1b [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 321 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 322 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 323 ./strace-static-x86_64: Process 321 attached ./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x5555557fa660, 24 [pid 321] set_robust_list(0x5555557fa660, 24 [pid 323] <... set_robust_list resumed>) = 0 [pid 321] <... set_robust_list resumed>) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 322 attached [pid 323] <... prctl resumed>) = 0 [pid 321] <... prctl resumed>) = 0 [pid 323] setpgid(0, 0 [pid 322] set_robust_list(0x5555557fa660, 24 [pid 321] setpgid(0, 0 [pid 323] <... setpgid resumed>) = 0 [pid 322] <... set_robust_list resumed>) = 0 [pid 321] <... setpgid resumed>) = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 323] <... openat resumed>) = 3 [pid 322] <... prctl resumed>) = 0 [pid 321] <... openat resumed>) = 3 [pid 323] write(3, "1000", 4 [pid 322] setpgid(0, 0 [pid 321] write(3, "1000", 4 [pid 323] <... write resumed>) = 4 [pid 322] <... setpgid resumed>) = 0 [pid 321] <... write resumed>) = 4 [pid 323] close(3 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 321] close(3 [pid 323] <... close resumed>) = 0 [pid 322] <... openat resumed>) = 3 [pid 321] <... close resumed>) = 0 [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] write(3, "1000", 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 323] <... bpf resumed>) = 3 [pid 322] <... write resumed>) = 4 [pid 321] <... bpf resumed>) = 3 [pid 323] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 322] close(3 [pid 321] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 323] <... bpf resumed>) = 0 [pid 322] <... close resumed>) = 0 [pid 321] <... 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 323] <... bpf resumed>) = 4 [pid 322] <... bpf resumed>) = 3 [pid 321] <... bpf resumed>) = 4 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 322] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 323] <... bpf resumed>) = 5 [pid 322] <... bpf resumed>) = 0 [pid 321] <... bpf resumed>) = 5 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [ 35.478781][ T314] __schedule_bug+0x195/0x260 [ 35.483299][ T314] ? cpu_util_update_eff+0x10e0/0x10e0 [ 35.488606][ T314] __schedule+0xcf7/0x1550 [ 35.492847][ T314] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 35.498146][ T314] ? __sched_text_start+0x8/0x8 [ 35.502925][ T314] ? _raw_write_lock_irqsave+0x1b0/0x1e0 [ 35.508423][ T314] do_task_dead+0x99/0xa0 [ 35.512677][ T314] do_exit+0x202a/0x2b80 [ 35.516757][ T314] ? put_task_struct+0x80/0x80 [ 35.521349][ T314] ? __kasan_check_write+0x14/0x20 [ 35.526297][ T314] ? _raw_spin_lock_irq+0xa5/0x1b0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 322] <... bpf resumed>) = 4 [pid 321] <... bpf resumed>) = 6 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 323] <... bpf resumed>) = 7 [pid 322] <... bpf resumed>) = 5 [pid 321] <... bpf resumed>) = 7 [pid 323] exit_group(0 [pid 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 323] <... exit_group resumed>) = ? [pid 322] <... bpf resumed>) = 6 [pid 321] <... exit_group resumed>) = ? [pid 323] +++ exited with 0 +++ [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 321] +++ exited with 0 +++ [pid 322] <... bpf resumed>) = 7 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 322] exit_group(0 [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 322] <... exit_group resumed>) = ? [pid 307] <... restart_syscall resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 322] +++ exited with 0 +++ [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 324 [pid 305] <... restart_syscall resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 325 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 326 ./strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 326 attached ./strace-static-x86_64: Process 325 attached ) = 0 [pid 326] set_robust_list(0x5555557fa660, 24 [pid 325] set_robust_list(0x5555557fa660, 24 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 326] <... set_robust_list resumed>) = 0 [pid 325] <... set_robust_list resumed>) = 0 [pid 324] <... prctl resumed>) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 324] setpgid(0, 0 [pid 326] <... prctl resumed>) = 0 [pid 325] <... prctl resumed>) = 0 [pid 324] <... setpgid resumed>) = 0 [ 35.531240][ T314] ? _raw_spin_lock_irqsave+0x210/0x210 [ 35.536627][ T314] ? zap_other_threads+0x29c/0x2d0 [ 35.541749][ T314] do_group_exit+0x21a/0x2d0 [ 35.546180][ T314] __x64_sys_exit_group+0x3f/0x40 [ 35.551037][ T314] do_syscall_64+0x3d/0xb0 [ 35.555285][ T314] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 35.561015][ T314] RIP: 0033:0x7fa93a2ef139 [ 35.565269][ T314] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [ 35.572125][ T314] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 ./strace-static-x86_64: Process 318 attached [pid 326] setpgid(0, 0 [pid 325] setpgid(0, 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 326] <... setpgid resumed>) = 0 [pid 325] <... setpgid resumed>) = 0 [pid 324] <... openat resumed>) = 3 [pid 318] set_robust_list(0x5555557fa660, 24 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 324] write(3, "1000", 4 [pid 318] <... set_robust_list resumed>) = 0 [pid 326] <... openat resumed>) = 3 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 324] <... write resumed>) = 4 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 326] write(3, "1000", 4 [pid 324] close(3 [pid 318] <... prctl resumed>) = 0 [pid 326] <... write resumed>) = 4 [pid 325] <... openat resumed>) = 3 [pid 324] <... close resumed>) = 0 [pid 318] setpgid(0, 0 [pid 326] close(3 [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 318] <... setpgid resumed>) = 0 [pid 326] <... close resumed>) = 0 [pid 325] write(3, "1000", 4 [pid 324] <... bpf resumed>) = 3 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 324] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 318] <... openat resumed>) = 3 [pid 326] <... bpf resumed>) = 3 [pid 325] <... write resumed>) = 4 [pid 324] <... bpf resumed>) = 0 [pid 318] write(3, "1000", 4 [pid 326] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 325] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 318] <... write resumed>) = 4 [pid 326] <... bpf resumed>) = 0 [pid 325] <... close resumed>) = 0 [pid 324] <... bpf resumed>) = 4 [pid 318] close(3 [pid 315] +++ exited with 0 +++ [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 318] <... close resumed>) = 0 [pid 326] <... bpf resumed>) = 4 [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 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 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 325] <... bpf resumed>) = 3 [pid 318] <... bpf resumed>) = 3 [pid 318] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 325] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 325] <... bpf resumed>) = 0 [pid 318] <... bpf resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 328 attached [pid 325] <... bpf resumed>) = 4 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 328 [pid 328] set_robust_list(0x5555557fa660, 24) = 0 [pid 326] <... bpf resumed>) = 5 [pid 325] <... bpf resumed>) = 5 [pid 324] <... bpf resumed>) = 5 [pid 318] <... bpf resumed>) = 5 [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 326] <... bpf resumed>) = 6 [pid 325] <... bpf resumed>) = 6 [pid 324] <... bpf resumed>) = 6 [pid 318] <... bpf resumed>) = 6 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 326] <... bpf resumed>) = 7 [pid 325] <... bpf resumed>) = 7 [pid 324] <... bpf resumed>) = 7 [pid 318] <... bpf resumed>) = 7 [pid 328] <... prctl resumed>) = 0 [pid 326] exit_group(0 [pid 325] exit_group(0 [pid 324] exit_group(0 [pid 318] exit_group(0 [pid 328] setpgid(0, 0 [pid 326] <... exit_group resumed>) = ? [pid 325] <... exit_group resumed>) = ? [pid 324] <... exit_group resumed>) = ? [pid 318] <... exit_group resumed>) = ? [pid 328] <... setpgid resumed>) = 0 [pid 326] +++ exited with 0 +++ [pid 325] +++ exited with 0 +++ [pid 324] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 35.580567][ T314] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [ 35.588722][ T314] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 35.596532][ T314] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 35.604350][ T314] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 35.612165][ T314] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 35.619986][ T314] [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 328] <... openat resumed>) = 3 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 329 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 331 ./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x5555557fa660, 24) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 330 [pid 328] write(3, "1000", 4) = 4 [pid 328] close(3) = 0 [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./strace-static-x86_64: Process 329 attached ./strace-static-x86_64: Process 330 attached ) = 3 [pid 330] set_robust_list(0x5555557fa660, 24 [pid 328] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 329] set_robust_list(0x5555557fa660, 24 [pid 330] <... set_robust_list resumed>) = 0 [pid 328] <... bpf resumed>) = 5 [pid 328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 331] write(3, "1000", 4) = 4 [pid 331] close(3) = 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) = 3 [pid 331] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 328] <... bpf resumed>) = 6 [pid 329] <... set_robust_list resumed>) = 0 [pid 331] <... bpf resumed>) = 0 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 329] <... prctl resumed>) = 0 [pid 330] <... prctl resumed>) = 0 [pid 330] setpgid(0, 0 [pid 329] setpgid(0, 0 [pid 330] <... setpgid resumed>) = 0 [pid 329] <... setpgid resumed>) = 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 329] <... bpf resumed>) = 3 [pid 329] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 330] <... openat resumed>) = 3 [pid 329] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 330] write(3, "1000", 4 [pid 329] <... bpf resumed>) = 4 [pid 330] <... write resumed>) = 4 [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 330] close(3) = 0 [pid 330] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 330] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 330] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 331] <... bpf resumed>) = 5 [pid 328] <... bpf resumed>) = 7 [pid 318] +++ exited with 0 +++ [pid 329] <... bpf resumed>) = 5 [pid 331] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 330] <... bpf resumed>) = 5 [pid 328] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 330] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 330] <... bpf resumed>) = 6 [pid 328] <... exit_group resumed>) = ? [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 330] exit_group(0) = ? [pid 331] <... bpf resumed>) = 7 [pid 329] <... bpf resumed>) = 6 [pid 330] +++ exited with 0 +++ [pid 328] +++ exited with 0 +++ [pid 331] exit_group(0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 331] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 329] exit_group(0) = ? ./strace-static-x86_64: Process 332 attached [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 332 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 332] set_robust_list(0x5555557fa660, 24 [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 332] <... set_robust_list resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 333 ./strace-static-x86_64: Process 333 attached [pid 332] <... prctl resumed>) = 0 [pid 332] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 334 attached [pid 333] set_robust_list(0x5555557fa660, 24 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 334] set_robust_list(0x5555557fa660, 24 [pid 333] <... set_robust_list resumed>) = 0 [pid 332] <... openat resumed>) = 3 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 334 [pid 332] write(3, "1000", 4) = 4 [pid 332] close(3 [pid 334] <... set_robust_list resumed>) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 332] <... close resumed>) = 0 [pid 333] setpgid(0, 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 333] <... setpgid resumed>) = 0 [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 334] <... prctl resumed>) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 331] +++ exited with 0 +++ [pid 329] +++ exited with 0 +++ [pid 332] <... bpf resumed>) = 3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 333] <... openat resumed>) = 3 [pid 332] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 334] setpgid(0, 0) = 0 [pid 333] write(3, "1000", 4 [pid 332] <... bpf resumed>) = 0 [pid 333] <... write resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 333] close(3 [pid 332] <... bpf resumed>) = 4 [pid 333] <... close resumed>) = 0 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 335 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 336 [pid 334] <... openat resumed>) = 3 [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 334] write(3, "1000", 4 [pid 333] <... bpf resumed>) = 3 [pid 334] <... write resumed>) = 4 [pid 334] close(3 [pid 333] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 334] <... close 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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./strace-static-x86_64: Process 335 attached ./strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x5555557fa660, 24 [pid 335] set_robust_list(0x5555557fa660, 24 [pid 333] <... bpf resumed>) = 4 [pid 336] <... set_robust_list resumed>) = 0 [pid 335] <... set_robust_list resumed>) = 0 [pid 334] <... bpf resumed>) = 3 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 334] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 336] <... prctl resumed>) = 0 [pid 335] <... prctl resumed>) = 0 [pid 334] <... bpf resumed>) = 0 [pid 336] setpgid(0, 0 [pid 335] setpgid(0, 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 336] <... setpgid resumed>) = 0 [pid 335] <... setpgid resumed>) = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 335] close(3) = 0 [pid 334] <... bpf resumed>) = 4 [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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) = 3 [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 335] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 336] <... openat resumed>) = 3 [pid 335] <... bpf resumed>) = 4 [pid 336] write(3, "1000", 4 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 336] <... write resumed>) = 4 [pid 336] close(3) = 0 [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) = 3 [pid 332] <... bpf resumed>) = 5 [pid 336] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 335] <... bpf resumed>) = 5 [pid 334] <... bpf resumed>) = 5 [pid 333] <... bpf resumed>) = 5 [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 334] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 335] <... bpf resumed>) = 6 [pid 332] <... bpf resumed>) = 6 [pid 336] <... bpf resumed>) = 4 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 334] <... bpf resumed>) = 6 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 335] <... bpf resumed>) = 7 [pid 336] <... bpf resumed>) = 5 [pid 335] exit_group(0 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... exit_group resumed>) = ? [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 333] <... bpf resumed>) = 6 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 336] <... bpf resumed>) = 6 [pid 334] <... bpf resumed>) = 7 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 332] <... bpf resumed>) = 7 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 335] +++ exited with 0 +++ [pid 334] exit_group(0 [pid 336] <... bpf resumed>) = 7 [pid 333] <... bpf resumed>) = 7 [pid 336] exit_group(0 [pid 334] <... exit_group resumed>) = ? [pid 332] exit_group(0 [pid 336] <... exit_group resumed>) = ? [pid 333] exit_group(0 [pid 332] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 336] +++ exited with 0 +++ [pid 334] +++ exited with 0 +++ [pid 333] <... exit_group resumed>) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 332] +++ exited with 0 +++ [pid 304] <... restart_syscall resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 337 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 337 attached [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 337] set_robust_list(0x5555557fa660, 24 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 337] <... set_robust_list resumed>) = 0 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 339 [pid 337] <... prctl resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 338 [pid 337] setpgid(0, 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 340 [pid 337] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 339 attached ./strace-static-x86_64: Process 340 attached ./strace-static-x86_64: Process 338 attached [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 340] set_robust_list(0x5555557fa660, 24 [pid 339] set_robust_list(0x5555557fa660, 24 [pid 338] set_robust_list(0x5555557fa660, 24 [pid 337] write(3, "1000", 4 [pid 340] <... set_robust_list resumed>) = 0 [pid 339] <... set_robust_list resumed>) = 0 [pid 338] <... set_robust_list resumed>) = 0 [pid 337] <... write resumed>) = 4 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] close(3 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 339] <... prctl resumed>) = 0 [pid 338] <... prctl resumed>) = 0 [pid 337] <... close resumed>) = 0 [pid 340] <... prctl resumed>) = 0 [pid 339] setpgid(0, 0 [pid 338] setpgid(0, 0 [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 340] setpgid(0, 0 [pid 339] <... setpgid resumed>) = 0 [pid 338] <... setpgid resumed>) = 0 [pid 337] <... bpf resumed>) = 3 [pid 340] <... setpgid resumed>) = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 337] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 333] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 339] <... openat resumed>) = 3 [pid 340] <... openat resumed>) = 3 [pid 339] write(3, "1000", 4 [pid 338] <... openat resumed>) = 3 [pid 337] <... bpf resumed>) = 0 [pid 340] write(3, "1000", 4 [pid 339] <... write resumed>) = 4 [pid 338] write(3, "1000", 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 340] <... write resumed>) = 4 [pid 339] close(3 [pid 338] <... write resumed>) = 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 340] close(3 [pid 339] <... close resumed>) = 0 [pid 338] close(3 [pid 337] <... bpf resumed>) = 4 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 341 [pid 340] <... close resumed>) = 0 [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 338] <... close resumed>) = 0 [pid 339] <... bpf resumed>) = 3 [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 339] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 341 attached ) = 0 [pid 338] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 341] set_robust_list(0x5555557fa660, 24 [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 338] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 341] <... set_robust_list resumed>) = 0 [pid 339] <... bpf resumed>) = 4 [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 338] <... bpf resumed>) = 0 [pid 341] <... prctl resumed>) = 0 [pid 341] setpgid(0, 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 341] <... setpgid resumed>) = 0 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 [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) = 3 [pid 341] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 340] <... bpf resumed>) = 3 [pid 338] <... bpf resumed>) = 4 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 340] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 340] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 337] <... bpf resumed>) = 5 [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 339] <... bpf resumed>) = 5 [pid 338] <... bpf resumed>) = 5 [pid 337] <... bpf resumed>) = 6 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 340] <... bpf resumed>) = 5 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 337] <... bpf resumed>) = 7 [pid 341] exit_group(0 [pid 339] <... bpf resumed>) = 6 [pid 337] exit_group(0 [pid 341] <... exit_group resumed>) = ? [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 338] <... bpf resumed>) = 6 [pid 337] <... exit_group resumed>) = ? [pid 341] +++ exited with 0 +++ [pid 340] <... bpf resumed>) = 6 [pid 339] <... bpf resumed>) = 7 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 338] exit_group(0) = ? [pid 337] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 339] exit_group(0 [pid 338] +++ exited with 0 +++ [pid 340] <... bpf resumed>) = 7 [pid 339] <... exit_group resumed>) = ? [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 342 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 342 attached [pid 342] set_robust_list(0x5555557fa660, 24 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 343 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 342] <... set_robust_list resumed>) = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 344 [pid 339] +++ exited with 0 +++ [pid 340] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 343 attached [pid 340] <... exit_group resumed>) = ? [pid 342] <... prctl resumed>) = 0 [pid 342] setpgid(0, 0) = 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 342] write(3, "1000", 4) = 4 [pid 342] close(3) = 0 [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) = 3 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 345 [pid 342] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 344 attached ) = 0 [pid 344] set_robust_list(0x5555557fa660, 24 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 344] <... set_robust_list resumed>) = 0 [pid 343] set_robust_list(0x5555557fa660, 24 [pid 342] <... bpf resumed>) = 4 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 343] <... set_robust_list resumed>) = 0 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 345 attached [pid 344] <... prctl resumed>) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 345] set_robust_list(0x5555557fa660, 24 [pid 344] setpgid(0, 0 [pid 343] <... prctl resumed>) = 0 [pid 345] <... set_robust_list resumed>) = 0 [pid 344] <... setpgid resumed>) = 0 [pid 343] setpgid(0, 0) = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 345] <... prctl resumed>) = 0 [pid 344] <... openat resumed>) = 3 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 345] setpgid(0, 0 [pid 344] write(3, "1000", 4 [pid 345] <... setpgid resumed>) = 0 [pid 344] <... write resumed>) = 4 [pid 343] <... openat resumed>) = 3 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] close(3 [pid 343] write(3, "1000", 4 [pid 345] <... openat resumed>) = 3 [pid 344] <... close resumed>) = 0 [pid 345] write(3, "1000", 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 [pid 343] <... write resumed>) = 4 [pid 345] <... write resumed>) = 4 [pid 344] <... bpf resumed>) = 3 [pid 343] close(3 [pid 345] close(3 [pid 344] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 343] <... close resumed>) = 0 [pid 345] <... close resumed>) = 0 [pid 344] <... bpf resumed>) = 0 [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 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 [pid 345] <... bpf resumed>) = 3 [pid 344] <... bpf resumed>) = 4 [pid 340] +++ exited with 0 +++ [pid 343] <... bpf resumed>) = 3 [pid 345] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 345] <... bpf resumed>) = 0 [pid 343] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 345] <... bpf resumed>) = 4 [pid 343] <... bpf resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 308] <... restart_syscall resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 346 attached [pid 343] <... bpf resumed>) = 4 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 346 [pid 346] set_robust_list(0x5555557fa660, 24) = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 346] setpgid(0, 0) = 0 [pid 342] <... bpf resumed>) = 5 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 345] <... bpf resumed>) = 5 [pid 344] <... bpf resumed>) = 5 [pid 343] <... bpf resumed>) = 5 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 342] <... bpf resumed>) = 6 [pid 346] write(3, "1000", 4 [pid 345] <... bpf resumed>) = 6 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 346] <... write resumed>) = 4 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 342] <... bpf resumed>) = 7 [pid 346] close(3 [pid 345] <... bpf resumed>) = 7 [pid 344] <... bpf resumed>) = 6 [pid 342] exit_group(0 [pid 346] <... close resumed>) = 0 [pid 345] exit_group(0 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 343] <... bpf resumed>) = 6 [pid 342] <... exit_group resumed>) = ? [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] <... exit_group resumed>) = ? [pid 344] <... bpf resumed>) = 7 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 342] +++ exited with 0 +++ [pid 346] <... bpf resumed>) = 3 [pid 345] +++ exited with 0 +++ [pid 344] exit_group(0 [pid 343] <... bpf resumed>) = 7 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 346] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 343] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 346] <... bpf resumed>) = 0 [pid 344] <... exit_group resumed>) = ? [pid 343] <... exit_group resumed>) = ? [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 348 attached ./strace-static-x86_64: Process 347 attached [pid 346] <... bpf resumed>) = 6 [pid 343] +++ exited with 0 +++ [pid 348] set_robust_list(0x5555557fa660, 24 [pid 347] set_robust_list(0x5555557fa660, 24 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 348 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 347 [pid 348] <... set_robust_list resumed>) = 0 [pid 347] <... set_robust_list resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 347] <... prctl resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 348] <... prctl resumed>) = 0 [pid 347] setpgid(0, 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 348] setpgid(0, 0 [pid 347] <... setpgid resumed>) = 0 [pid 348] <... setpgid resumed>) = 0 [pid 346] <... bpf resumed>) = 7 [pid 344] +++ exited with 0 +++ [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 346] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 347] <... openat resumed>) = 3 [pid 346] <... exit_group resumed>) = ? [pid 348] <... openat resumed>) = 3 [pid 347] write(3, "1000", 4 [pid 346] +++ exited with 0 +++ [pid 348] write(3, "1000", 4 [pid 347] <... write resumed>) = 4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 348] <... write resumed>) = 4 [pid 347] close(3 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 349 [pid 347] <... close resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 348] close(3./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x5555557fa660, 24 [pid 348] <... close resumed>) = 0 [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 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 350 [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) = 3 [pid 347] <... bpf resumed>) = 3 [pid 348] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 347] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 348] <... bpf resumed>) = 0 [pid 347] <... bpf resumed>) = 0 [pid 349] <... set_robust_list resumed>) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 351 attached [pid 349] <... prctl resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 351 [pid 349] setpgid(0, 0) = 0 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 347] <... bpf resumed>) = 4 [pid 349] <... openat resumed>) = 3 ./strace-static-x86_64: Process 350 attached [pid 349] write(3, "1000", 4 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 350] set_robust_list(0x5555557fa660, 24 [pid 349] <... write resumed>) = 4 [pid 348] <... bpf resumed>) = 4 [pid 351] set_robust_list(0x5555557fa660, 24 [pid 350] <... set_robust_list resumed>) = 0 [pid 349] close(3 [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 351] <... set_robust_list resumed>) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 349] <... close resumed>) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 350] <... prctl resumed>) = 0 [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 351] <... prctl resumed>) = 0 [pid 350] setpgid(0, 0 [pid 349] <... bpf resumed>) = 3 [pid 351] setpgid(0, 0 [pid 350] <... setpgid resumed>) = 0 [pid 349] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 351] <... setpgid resumed>) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 349] <... bpf resumed>) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 351] <... openat resumed>) = 3 [pid 351] write(3, "1000", 4 [pid 348] <... bpf resumed>) = 5 [pid 347] <... bpf resumed>) = 5 [pid 351] <... write resumed>) = 4 [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] close(3 [pid 350] <... openat resumed>) = 3 [pid 349] <... bpf resumed>) = 4 [pid 348] <... bpf resumed>) = 6 [pid 347] <... bpf resumed>) = 6 [pid 351] <... close resumed>) = 0 [pid 350] write(3, "1000", 4 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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] <... write resumed>) = 4 [pid 349] <... bpf resumed>) = 5 [pid 348] <... bpf resumed>) = 7 [pid 347] <... bpf resumed>) = 7 [pid 351] <... bpf resumed>) = 3 [pid 350] close(3 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 347] exit_group(0 [pid 351] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 350] <... close resumed>) = 0 [pid 348] <... exit_group resumed>) = ? [pid 347] <... exit_group resumed>) = ? [pid 351] <... bpf resumed>) = 0 [pid 349] <... bpf resumed>) = 6 [pid 348] +++ exited with 0 +++ [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 351] <... bpf resumed>) = 4 [pid 350] <... bpf resumed>) = 3 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 350] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 349] <... bpf resumed>) = 7 [pid 347] +++ exited with 0 +++ [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 352 attached [pid 351] <... bpf resumed>) = 5 [pid 350] <... bpf resumed>) = 5 [pid 349] exit_group(0 [pid 352] set_robust_list(0x5555557fa660, 24 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 349] <... exit_group resumed>) = ? [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 352 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 352] <... set_robust_list resumed>) = 0 [pid 350] <... bpf resumed>) = 6 [pid 349] +++ exited with 0 +++ [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 351] <... bpf resumed>) = 6 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 305] <... restart_syscall resumed>) = 0 [pid 352] <... prctl resumed>) = 0 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 350] <... bpf resumed>) = 7 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 351] <... bpf resumed>) = 7 [pid 350] exit_group(0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 352] setpgid(0, 0 [pid 350] <... exit_group resumed>) = ? [pid 303] <... restart_syscall resumed>) = 0 [pid 351] exit_group(0) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 352] <... setpgid resumed>) = 0 [pid 350] +++ exited with 0 +++ [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 353 attached [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 353 [pid 352] write(3, "1000", 4) = 4 [pid 352] close(3 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 354 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 353] set_robust_list(0x5555557fa660, 24 [pid 352] <... close resumed>) = 0 [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./strace-static-x86_64: Process 354 attached [pid 353] <... set_robust_list resumed>) = 0 [pid 352] <... bpf resumed>) = 3 [pid 354] set_robust_list(0x5555557fa660, 24 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 352] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 355 [pid 354] <... set_robust_list resumed>) = 0 [pid 353] <... prctl resumed>) = 0 [pid 352] <... bpf resumed>) = 0 [pid 353] setpgid(0, 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 353] <... setpgid resumed>) = 0 [pid 352] <... bpf resumed>) = 4 [pid 351] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 355 attached [pid 354] <... prctl resumed>) = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 355] set_robust_list(0x5555557fa660, 24 [pid 354] setpgid(0, 0 [pid 353] <... openat resumed>) = 3 [pid 355] <... set_robust_list resumed>) = 0 [pid 354] <... setpgid resumed>) = 0 [pid 353] write(3, "1000", 4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 355] setpgid(0, 0) = 0 [pid 353] <... write resumed>) = 4 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 356 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 356 attached [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 353] close(3 [pid 356] set_robust_list(0x5555557fa660, 24 [pid 355] <... openat resumed>) = 3 [pid 354] <... openat resumed>) = 3 [pid 353] <... close resumed>) = 0 [pid 356] <... set_robust_list resumed>) = 0 [pid 355] write(3, "1000", 4 [pid 354] write(3, "1000", 4 [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 356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 354] <... write resumed>) = 4 [pid 356] <... prctl resumed>) = 0 [pid 355] <... write resumed>) = 4 [pid 354] close(3 [pid 353] <... bpf resumed>) = 3 [pid 356] setpgid(0, 0 [pid 355] close(3 [pid 354] <... close resumed>) = 0 [pid 353] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 356] <... setpgid resumed>) = 0 [pid 355] <... close resumed>) = 0 [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 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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] <... bpf resumed>) = 0 [pid 356] <... openat resumed>) = 3 [pid 355] <... bpf resumed>) = 3 [pid 354] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 356] write(3, "1000", 4 [pid 355] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 354] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 355] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 356] <... write resumed>) = 4 [pid 355] <... bpf resumed>) = 4 [pid 354] <... bpf resumed>) = 0 [pid 353] <... bpf resumed>) = 4 [pid 356] close(3 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 352] <... bpf resumed>) = 5 [pid 356] <... close resumed>) = 0 [pid 355] <... bpf resumed>) = 5 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 4 [pid 353] <... bpf resumed>) = 5 [pid 352] <... bpf resumed>) = 6 [pid 356] <... bpf resumed>) = 3 [pid 355] <... bpf resumed>) = 6 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 356] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 354] <... bpf resumed>) = 5 [pid 352] <... bpf resumed>) = 7 [pid 356] <... bpf resumed>) = 0 [pid 355] <... bpf resumed>) = 7 [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 352] exit_group(0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 355] exit_group(0 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 352] <... exit_group resumed>) = ? [pid 356] <... bpf resumed>) = 4 [pid 355] <... exit_group resumed>) = ? [pid 354] <... bpf resumed>) = 6 [pid 353] <... bpf resumed>) = 7 [pid 352] +++ exited with 0 +++ [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 353] exit_group(0 [pid 356] <... bpf resumed>) = 5 [pid 354] <... bpf resumed>) = 7 [pid 353] <... exit_group resumed>) = ? [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 353] +++ exited with 0 +++ [pid 356] <... bpf resumed>) = 6 [pid 354] <... exit_group resumed>) = ? [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 354] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 356] <... bpf resumed>) = 7 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 356] exit_group(0) = ? [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 357 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 358 [pid 356] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 358 attached [pid 358] set_robust_list(0x5555557fa660, 24 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 359 [pid 358] <... set_robust_list resumed>) = 0 [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 358] setpgid(0, 0) = 0 [ 35.970475][ C0] softirq: huh, entered softirq 6 TASKLET ffffffff814604c0 with preempt_count 00000102, exited with 00000101? [ 35.983308][ T352] BUG: scheduling while atomic: syz-executor327/352/0x00000002 [ 35.990847][ T352] Modules linked in: [ 35.994605][ T352] Preemption disabled at: [ 35.994626][ T352] [] rwsem_write_trylock+0x93/0x290 [ 36.005871][ T352] CPU: 0 PID: 352 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 358] write(3, "1000", 4) = 4 [pid 358] close(3) = 0 [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) = 3 [pid 358] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 359 attached ) = 0 [pid 359] set_robust_list(0x5555557fa660, 24 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 359] <... set_robust_list resumed>) = 0 [pid 358] <... bpf resumed>) = 4 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 359] <... prctl resumed>) = 0 [pid 358] <... bpf resumed>) = 5 [pid 359] setpgid(0, 0 [pid 358] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... setpgid resumed>) = 0 [pid 358] <... bpf resumed>) = 6 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 359] <... openat resumed>) = 3 [pid 358] <... bpf resumed>) = 7 [pid 359] write(3, "1000", 4 [pid 358] exit_group(0 [pid 359] <... write resumed>) = 4 [pid 358] <... exit_group resumed>) = ? [pid 359] close(3 [pid 358] +++ exited with 0 +++ [pid 359] <... close resumed>) = 0 [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 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 359] <... bpf resumed>) = 3 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 359] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] <... restart_syscall resumed>) = 0 [pid 359] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 360 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 359] exit_group(0) = ? [pid 359] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 360 attached [pid 360] set_robust_list(0x5555557fa660, 24) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 36.017303][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 36.027206][ T352] Call Trace: [ 36.030330][ T352] [ 36.033106][ T352] dump_stack_lvl+0x151/0x1b7 [ 36.037645][ T352] ? rwsem_write_trylock+0x93/0x290 [ 36.042748][ T352] ? rwsem_write_trylock+0x93/0x290 [ 36.047793][ T352] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 36.053216][ T352] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 36.058863][ T352] ? rwsem_write_trylock+0x93/0x290 [ 36.063897][ T352] dump_stack+0x15/0x1b [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 361 [pid 360] setpgid(0, 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... setpgid resumed>) = 0 [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 362 [pid 360] <... openat resumed>) = 3 [pid 360] write(3, "1000", 4) = 4 [pid 360] close(3) = 0 [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./strace-static-x86_64: Process 361 attached ) = 3 [pid 361] set_robust_list(0x5555557fa660, 24 [pid 360] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 361] <... set_robust_list resumed>) = 0 [pid 360] <... bpf resumed>) = 0 [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 361] <... prctl resumed>) = 0 [pid 360] <... bpf resumed>) = 4 [pid 361] setpgid(0, 0 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 361] <... setpgid resumed>) = 0 [pid 360] <... bpf resumed>) = 5 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 360] <... bpf resumed>) = 6 [pid 361] write(3, "1000", 4 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 361] <... write resumed>) = 4 [pid 360] <... bpf resumed>) = 7 [pid 361] close(3 [pid 360] exit_group(0 [pid 361] <... close resumed>) = 0 [pid 360] <... exit_group resumed>) = ? [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] +++ exited with 0 +++ [pid 361] <... bpf resumed>) = 3 [pid 361] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 361] <... bpf resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 363 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 ./strace-static-x86_64: Process 363 attached [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 363] set_robust_list(0x5555557fa660, 24 [pid 361] <... bpf resumed>) = 7 [pid 363] <... set_robust_list resumed>) = 0 [pid 361] exit_group(0 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 361] <... exit_group resumed>) = ? [pid 363] <... prctl resumed>) = 0 [pid 361] +++ exited with 0 +++ [ 36.067885][ T352] __schedule_bug+0x195/0x260 [ 36.072406][ T352] ? cpu_util_update_eff+0x10e0/0x10e0 [ 36.077703][ T352] __schedule+0xcf7/0x1550 [ 36.081954][ T352] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 36.087251][ T352] ? __sched_text_start+0x8/0x8 [ 36.092036][ T352] ? _raw_write_lock_irqsave+0x1b0/0x1e0 [ 36.097502][ T352] do_task_dead+0x99/0xa0 [ 36.101673][ T352] do_exit+0x202a/0x2b80 [ 36.105755][ T352] ? put_task_struct+0x80/0x80 [ 36.110347][ T352] ? __kasan_check_write+0x14/0x20 [ 36.115290][ T352] ? _raw_spin_lock_irq+0xa5/0x1b0 [pid 363] setpgid(0, 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 363] <... setpgid resumed>) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] write(3, "1000", 4) = 4 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 364 [pid 363] close(3) = 0 [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) = 3 [pid 363] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 364 attached ) = 0 [pid 364] set_robust_list(0x5555557fa660, 24 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 364] <... set_robust_list resumed>) = 0 [pid 363] <... bpf resumed>) = 4 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 364] <... prctl resumed>) = 0 [pid 363] <... bpf resumed>) = 5 [pid 364] setpgid(0, 0 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... setpgid resumed>) = 0 [pid 363] <... bpf resumed>) = 6 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 364] <... openat resumed>) = 3 [pid 363] <... bpf resumed>) = 7 [pid 364] write(3, "1000", 4 [pid 363] exit_group(0 [pid 364] <... write resumed>) = 4 [pid 363] <... exit_group resumed>) = ? [pid 364] close(3 [pid 363] +++ exited with 0 +++ [pid 364] <... close resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 303] restart_syscall(<... resuming interrupted clone ...> [pid 364] <... bpf resumed>) = 3 [pid 303] <... restart_syscall resumed>) = 0 [pid 364] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] <... bpf resumed>) = 4 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 365 [pid 364] <... bpf resumed>) = 5 [ 36.120243][ T352] ? _raw_spin_lock_irqsave+0x210/0x210 [ 36.125626][ T352] ? zap_other_threads+0x29c/0x2d0 [ 36.130581][ T352] do_group_exit+0x21a/0x2d0 [ 36.135007][ T352] __x64_sys_exit_group+0x3f/0x40 [ 36.139857][ T352] do_syscall_64+0x3d/0xb0 [ 36.144113][ T352] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 36.149962][ T352] RIP: 0033:0x7fa93a2ef139 [ 36.154208][ T352] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [ 36.161061][ T352] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 365 attached ./strace-static-x86_64: Process 362 attached ./strace-static-x86_64: Process 357 attached ) = 6 [pid 365] set_robust_list(0x5555557fa660, 24 [pid 362] set_robust_list(0x5555557fa660, 24 [pid 357] set_robust_list(0x5555557fa660, 24 [pid 365] <... set_robust_list resumed>) = 0 [pid 362] <... set_robust_list resumed>) = 0 [pid 357] <... set_robust_list resumed>) = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 365] <... prctl resumed>) = 0 [pid 362] <... prctl resumed>) = 0 [pid 357] <... prctl resumed>) = 0 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 362] setpgid(0, 0 [pid 357] setpgid(0, 0 [pid 362] <... setpgid resumed>) = 0 [pid 357] <... setpgid resumed>) = 0 [pid 365] setpgid(0, 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] <... setpgid resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 357] <... openat resumed>) = 3 [pid 362] write(3, "1000", 4 [pid 357] write(3, "1000", 4 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] <... write resumed>) = 4 [pid 357] <... write resumed>) = 4 [pid 362] close(3 [pid 357] close(3 [pid 362] <... close resumed>) = 0 [pid 357] <... close resumed>) = 0 [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 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 362] <... bpf resumed>) = 3 [pid 357] <... bpf resumed>) = 3 [pid 362] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 357] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 362] <... bpf resumed>) = 0 [pid 357] <... 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 365] <... openat resumed>) = 3 [pid 362] <... bpf resumed>) = 4 [pid 365] write(3, "1000", 4 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 357] <... bpf resumed>) = 4 [pid 365] <... write resumed>) = 4 [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 365] close(3) = 0 [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) = 3 [pid 365] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 364] <... bpf resumed>) = 7 [pid 362] <... bpf resumed>) = 5 [pid 357] <... bpf resumed>) = 5 [pid 355] +++ exited with 0 +++ [pid 365] <... bpf resumed>) = 5 [pid 364] exit_group(0 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 357] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... exit_group resumed>) = ? [pid 362] <... bpf resumed>) = 6 [pid 357] <... bpf resumed>) = 6 [pid 365] <... bpf resumed>) = 6 [pid 364] +++ exited with 0 +++ [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 362] <... bpf resumed>) = 7 [pid 357] <... bpf resumed>) = 7 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 365] <... bpf resumed>) = 7 [pid 362] exit_group(0 [pid 357] exit_group(0 [pid 365] exit_group(0 [pid 362] <... exit_group resumed>) = ? [pid 357] <... exit_group resumed>) = ? [pid 304] <... restart_syscall resumed>) = 0 [pid 365] <... exit_group resumed>) = ? [pid 362] +++ exited with 0 +++ [pid 357] +++ exited with 0 +++ [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 36.169310][ T352] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [ 36.177125][ T352] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 36.184932][ T352] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 36.192742][ T352] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 36.200557][ T352] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 36.208391][ T352] [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 367 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 366 [pid 305] 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 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 367] set_robust_list(0x5555557fa660, 24) = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 369 attached ) = 0 [pid 366] set_robust_list(0x5555557fa660, 24 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 368 [pid 367] setpgid(0, 0 [pid 366] <... set_robust_list resumed>) = 0 [pid 365] +++ exited with 0 +++ [pid 367] <... setpgid resumed>) = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 369 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 367] <... openat resumed>) = 3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 369] set_robust_list(0x5555557fa660, 24 [pid 367] write(3, "1000", 4 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 369] <... set_robust_list resumed>) = 0 [pid 367] <... write resumed>) = 4 [pid 366] <... prctl resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 370 [pid 367] close(3 [pid 366] setpgid(0, 0 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] <... close resumed>) = 0 [pid 366] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 368 attached [pid 369] <... prctl resumed>) = 0 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 368] set_robust_list(0x5555557fa660, 24 [pid 367] <... bpf resumed>) = 3 [pid 369] setpgid(0, 0 [pid 368] <... set_robust_list resumed>) = 0 [pid 367] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 366] <... openat resumed>) = 3 [pid 369] <... setpgid resumed>) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] <... bpf resumed>) = 0 [pid 366] write(3, "1000", 4 [pid 368] <... prctl 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 366] <... write resumed>) = 4 ./strace-static-x86_64: Process 370 attached [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 368] setpgid(0, 0 [pid 367] <... bpf resumed>) = 4 [pid 366] close(3 [pid 368] <... setpgid resumed>) = 0 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 366] <... close resumed>) = 0 [pid 369] <... openat resumed>) = 3 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 369] write(3, "1000", 4 [pid 368] <... openat resumed>) = 3 [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 370] set_robust_list(0x5555557fa660, 24 [pid 369] <... write resumed>) = 4 [pid 368] write(3, "1000", 4 [pid 366] <... bpf resumed>) = 3 [pid 370] <... set_robust_list resumed>) = 0 [pid 369] close(3 [pid 368] <... write resumed>) = 4 [pid 366] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 369] <... close resumed>) = 0 [pid 368] close(3 [pid 366] <... bpf resumed>) = 0 [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 370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 368] <... close resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 370] <... prctl resumed>) = 0 [pid 369] <... bpf resumed>) = 3 [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) = 3 [pid 368] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 370] setpgid(0, 0 [pid 369] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 368] <... bpf resumed>) = 4 [pid 366] <... bpf resumed>) = 4 [pid 370] <... setpgid resumed>) = 0 [pid 369] <... bpf resumed>) = 0 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 369] <... bpf resumed>) = 4 [pid 370] write(3, "1000", 4 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 367] <... bpf resumed>) = 5 [pid 368] <... bpf resumed>) = 5 [pid 370] <... write resumed>) = 4 [pid 369] <... bpf resumed>) = 5 [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 5 [pid 370] close(3 [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 368] <... bpf resumed>) = 6 [pid 367] <... bpf resumed>) = 6 [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... close resumed>) = 0 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 367] <... bpf resumed>) = 7 [pid 367] exit_group(0) = ? [pid 366] <... bpf resumed>) = 6 [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 resumed>) = 6 [pid 368] <... bpf resumed>) = 7 [pid 367] +++ exited with 0 +++ [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 366] <... bpf resumed>) = 7 [pid 370] <... bpf resumed>) = 3 [pid 370] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 366] exit_group(0 [pid 370] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 368] exit_group(0 [pid 366] <... exit_group resumed>) = ? [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 368] <... exit_group resumed>) = ? [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 371 [pid 370] <... bpf resumed>) = 5 [pid 370] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 ./strace-static-x86_64: Process 371 attached [pid 371] set_robust_list(0x5555557fa660, 24) = 0 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 366] +++ exited with 0 +++ [pid 371] <... prctl resumed>) = 0 [pid 370] <... bpf resumed>) = 7 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 371] setpgid(0, 0 [pid 370] exit_group(0 [pid 308] <... restart_syscall resumed>) = 0 [pid 369] <... bpf resumed>) = 7 [pid 371] <... setpgid resumed>) = 0 [pid 370] <... exit_group resumed>) = ? [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 370] +++ exited with 0 +++ [pid 369] exit_group(0 [pid 368] +++ exited with 0 +++ [pid 371] <... openat resumed>) = 3 [pid 369] <... exit_group resumed>) = ? [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 371] write(3, "1000", 4) = 4 [pid 371] close(3) = 0 [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) = 3 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 372 [pid 371] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 369] +++ exited with 0 +++ [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 373 attached [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 373 ./strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x5555557fa660, 24 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 372] <... set_robust_list resumed>) = 0 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 374 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 375 ./strace-static-x86_64: Process 375 attached [pid 373] set_robust_list(0x5555557fa660, 24 [pid 372] <... close resumed>) = 0 [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 [pid 375] set_robust_list(0x5555557fa660, 24 [pid 373] <... set_robust_list resumed>) = 0 [pid 372] <... bpf resumed>) = 3 [pid 372] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 374 attached ) = 0 [pid 374] set_robust_list(0x5555557fa660, 24 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 375] <... set_robust_list resumed>) = 0 [pid 374] <... set_robust_list resumed>) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 372] <... bpf resumed>) = 4 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 374] <... prctl resumed>) = 0 [pid 373] <... prctl resumed>) = 0 [pid 374] setpgid(0, 0 [pid 373] setpgid(0, 0 [pid 374] <... setpgid resumed>) = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 373] <... setpgid resumed>) = 0 [pid 374] <... openat resumed>) = 3 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3 [pid 373] <... openat resumed>) = 3 [pid 374] <... close resumed>) = 0 [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) = 3 [pid 373] write(3, "1000", 4 [pid 374] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 373] <... write resumed>) = 4 [pid 374] <... bpf resumed>) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 375] <... prctl resumed>) = 0 [pid 374] <... bpf resumed>) = 4 [pid 373] close(3 [pid 375] setpgid(0, 0 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 373] <... close resumed>) = 0 [pid 375] <... setpgid resumed>) = 0 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 375] <... openat resumed>) = 3 [pid 373] <... bpf resumed>) = 3 [pid 375] write(3, "1000", 4 [pid 373] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 375] <... write resumed>) = 4 [pid 373] <... bpf resumed>) = 0 [pid 375] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 375] <... close resumed>) = 0 [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) = 3 [pid 375] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 373] <... bpf resumed>) = 4 [pid 375] <... bpf resumed>) = 0 [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 374] <... bpf resumed>) = 5 [pid 373] <... bpf resumed>) = 5 [pid 372] <... bpf resumed>) = 5 [pid 371] <... bpf resumed>) = 5 [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 374] <... bpf resumed>) = 6 [pid 373] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 374] <... bpf resumed>) = 7 [pid 371] <... bpf resumed>) = 7 [pid 372] <... bpf resumed>) = 7 [pid 375] <... bpf resumed>) = 5 [pid 374] exit_group(0 [pid 371] exit_group(0 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 374] <... exit_group resumed>) = ? [pid 372] exit_group(0 [pid 371] <... exit_group resumed>) = ? [pid 375] <... bpf resumed>) = 6 [pid 374] +++ exited with 0 +++ [pid 373] <... bpf resumed>) = 6 [pid 372] <... exit_group resumed>) = ? [pid 371] +++ exited with 0 +++ [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 375] exit_group(0) = ? [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 372] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 377 ./strace-static-x86_64: Process 378 attached ./strace-static-x86_64: Process 376 attached [pid 375] +++ exited with 0 +++ [pid 373] <... bpf resumed>) = 7 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 376 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 378 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 377 attached [pid 377] set_robust_list(0x5555557fa660, 24) = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 377] setpgid(0, 0 [pid 373] exit_group(0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 379 [pid 378] set_robust_list(0x5555557fa660, 24 [pid 376] set_robust_list(0x5555557fa660, 24 [pid 373] <... exit_group resumed>) = ? [pid 377] <... setpgid resumed>) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3) = 0 [pid 378] <... set_robust_list resumed>) = 0 [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./strace-static-x86_64: Process 379 attached [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 376] <... set_robust_list resumed>) = 0 [pid 373] +++ exited with 0 +++ [pid 377] <... bpf resumed>) = 3 [pid 379] set_robust_list(0x5555557fa660, 24 [pid 378] <... prctl resumed>) = 0 [pid 377] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 379] <... set_robust_list resumed>) = 0 [pid 378] setpgid(0, 0 [pid 377] <... bpf resumed>) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 378] <... setpgid resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 376] <... prctl resumed>) = 0 [pid 379] <... prctl resumed>) = 0 [pid 377] <... bpf resumed>) = 4 [pid 379] setpgid(0, 0 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 379] <... setpgid resumed>) = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 376] setpgid(0, 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 380 [pid 379] write(3, "1000", 4) = 4 [pid 376] <... setpgid resumed>) = 0 [pid 379] close(3 [pid 378] <... openat resumed>) = 3 [pid 379] <... close resumed>) = 0 [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) = 3 [pid 378] write(3, "1000", 4 [pid 379] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 378] <... write resumed>) = 4 [pid 379] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 380 attached [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 378] close(3 [pid 380] set_robust_list(0x5555557fa660, 24 [pid 379] <... bpf resumed>) = 4 [pid 376] <... openat resumed>) = 3 [pid 380] <... set_robust_list resumed>) = 0 [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 378] <... close resumed>) = 0 [pid 376] write(3, "1000", 4 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] setpgid(0, 0 [pid 376] <... write resumed>) = 4 [pid 378] <... bpf resumed>) = 3 [pid 376] close(3 [pid 378] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 380] <... setpgid resumed>) = 0 [pid 376] <... close resumed>) = 0 [pid 378] <... bpf resumed>) = 0 [pid 379] <... bpf resumed>) = 5 [pid 377] <... bpf resumed>) = 5 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 379] <... bpf resumed>) = 6 [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 377] <... bpf resumed>) = 6 [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 380] write(3, "1000", 4 [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 380] <... write resumed>) = 4 [pid 379] <... bpf resumed>) = 7 [pid 377] <... bpf resumed>) = 7 [pid 380] close(3 [pid 379] exit_group(0 [pid 378] <... bpf resumed>) = 4 [pid 377] exit_group(0 [pid 380] <... close resumed>) = 0 [pid 379] <... exit_group resumed>) = ? [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 377] <... exit_group resumed>) = ? [pid 376] <... bpf resumed>) = 3 [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 379] +++ exited with 0 +++ [pid 378] <... bpf resumed>) = 5 [pid 376] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 380] <... bpf resumed>) = 3 [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 380] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 378] <... bpf resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 376] <... bpf resumed>) = 4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 381 attached [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 381 [pid 381] set_robust_list(0x5555557fa660, 24) = 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) = 3 [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 [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) = 3 [pid 381] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 380] <... bpf resumed>) = 5 [pid 378] <... bpf resumed>) = 7 [pid 377] +++ exited with 0 +++ [pid 381] <... bpf resumed>) = 5 [pid 376] <... bpf resumed>) = 5 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 378] exit_group(0 [pid 376] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 381] <... bpf resumed>) = 6 [pid 380] <... bpf resumed>) = 6 [pid 378] <... exit_group resumed>) = ? [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 376] <... bpf resumed>) = 6 [pid 380] exit_group(0) = ? [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 380] +++ exited with 0 +++ [pid 378] +++ exited with 0 +++ [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 381] <... bpf resumed>) = 7 [pid 376] <... bpf resumed>) = 7 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 383 attached ./strace-static-x86_64: Process 382 attached [pid 381] exit_group(0 [pid 376] exit_group(0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 382 [pid 303] <... restart_syscall resumed>) = 0 [pid 383] set_robust_list(0x5555557fa660, 24 [pid 382] set_robust_list(0x5555557fa660, 24 [pid 381] <... exit_group resumed>) = ? [pid 376] <... exit_group resumed>) = ? [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 383 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 376] +++ exited with 0 +++ [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 384 ./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x5555557fa660, 24 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 383] <... set_robust_list resumed>) = 0 [pid 382] <... set_robust_list resumed>) = 0 [pid 381] +++ exited with 0 +++ [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 383] <... prctl resumed>) = 0 [pid 382] <... prctl resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 386 attached ./strace-static-x86_64: Process 385 attached [pid 383] setpgid(0, 0 [pid 382] setpgid(0, 0 [pid 386] set_robust_list(0x5555557fa660, 24 [pid 385] set_robust_list(0x5555557fa660, 24 [pid 383] <... setpgid resumed>) = 0 [pid 382] <... setpgid resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 386 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 385 [pid 386] <... set_robust_list resumed>) = 0 [pid 385] <... set_robust_list resumed>) = 0 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 384] <... set_robust_list resumed>) = 0 [pid 383] <... openat resumed>) = 3 [pid 382] write(3, "1000", 4 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] <... prctl resumed>) = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 383] write(3, "1000", 4 [pid 382] <... write resumed>) = 4 [pid 386] <... prctl resumed>) = 0 [pid 385] setpgid(0, 0 [pid 384] <... prctl resumed>) = 0 [pid 383] <... write resumed>) = 4 [pid 382] close(3 [pid 386] setpgid(0, 0 [pid 385] <... setpgid resumed>) = 0 [pid 384] setpgid(0, 0 [pid 383] close(3 [pid 382] <... close resumed>) = 0 [pid 386] <... setpgid resumed>) = 0 [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 384] <... setpgid resumed>) = 0 [pid 383] <... close resumed>) = 0 [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 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 385] <... openat resumed>) = 3 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 resumed>) = 3 [pid 386] <... openat resumed>) = 3 [pid 385] write(3, "1000", 4 [pid 384] <... openat resumed>) = 3 [pid 383] <... bpf resumed>) = 3 [pid 382] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 386] write(3, "1000", 4 [pid 385] <... write resumed>) = 4 [pid 384] write(3, "1000", 4 [pid 383] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 382] <... bpf resumed>) = 0 [pid 386] <... write resumed>) = 4 [pid 385] close(3 [pid 384] <... write resumed>) = 4 [pid 383] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 386] close(3 [pid 385] <... close resumed>) = 0 [pid 384] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 384] <... close resumed>) = 0 [pid 382] <... bpf resumed>) = 4 [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 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 386] <... close resumed>) = 0 [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 resumed>) = 3 [pid 383] <... bpf resumed>) = 4 [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 resumed>) = 3 [pid 384] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 382] <... bpf resumed>) = 5 [pid 386] <... bpf resumed>) = 3 [pid 385] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 384] <... bpf resumed>) = 0 [pid 383] <... bpf resumed>) = 5 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_FREEZE, {map_fd=3}, 4 [pid 385] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 384] <... bpf resumed>) = 4 [pid 382] <... bpf resumed>) = 6 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 384] <... bpf resumed>) = 5 [pid 383] <... bpf resumed>) = 6 [pid 382] <... bpf resumed>) = 7 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 385] <... bpf resumed>) = 4 [pid 384] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 386] <... bpf resumed>) = 4 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 384] <... bpf resumed>) = 6 [pid 383] <... bpf resumed>) = 7 [pid 382] exit_group(0 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 385] <... bpf resumed>) = 5 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 383] exit_group(0 [pid 382] <... exit_group resumed>) = ? [pid 386] <... bpf resumed>) = 5 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 7 [pid 383] <... exit_group resumed>) = ? [pid 384] exit_group(0) = ? [pid 384] +++ exited with 0 +++ [pid 383] +++ exited with 0 +++ [pid 382] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... restart_syscall resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 387 attached [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 308] <... restart_syscall resumed>) = 0 [pid 387] set_robust_list(0x5555557fa660, 24 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 387 [pid 387] <... set_robust_list resumed>) = 0 [pid 386] <... bpf resumed>) = 6 [pid 385] <... bpf resumed>) = 7 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 385] exit_group(0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 388 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] <... exit_group resumed>) = ? [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 389 ./strace-static-x86_64: Process 388 attached [pid 387] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 389 attached [pid 387] setpgid(0, 0 [pid 389] set_robust_list(0x5555557fa660, 24 [pid 387] <... setpgid resumed>) = 0 [pid 389] <... set_robust_list resumed>) = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 388] set_robust_list(0x5555557fa660, 24) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 388] setpgid(0, 0 [pid 387] <... openat resumed>) = 3 [pid 389] <... prctl resumed>) = 0 [pid 388] <... setpgid resumed>) = 0 [pid 387] write(3, "1000", 4 [pid 389] setpgid(0, 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 387] <... write resumed>) = 4 [pid 389] <... setpgid resumed>) = 0 [pid 388] <... openat resumed>) = 3 [pid 387] close(3 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 388] write(3, "1000", 4 [pid 387] <... close resumed>) = 0 [pid 389] <... openat resumed>) = 3 [pid 388] <... write 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 389] write(3, "1000", 4 [pid 388] close(3 [pid 387] <... bpf resumed>) = 3 [pid 389] <... write resumed>) = 4 [pid 388] <... close resumed>) = 0 [pid 387] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 389] close(3 [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 resumed>) = 0 [pid 389] <... close resumed>) = 0 [pid 388] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 387] <... bpf resumed>) = 4 [pid 389] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 389] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 388] <... bpf resumed>) = 4 [pid 385] +++ exited with 0 +++ [pid 389] <... bpf resumed>) = 0 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 387] <... bpf resumed>) = 5 [pid 386] <... bpf resumed>) = 7 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 388] <... bpf resumed>) = 5 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... exit_group resumed>) = ? [pid 389] <... bpf resumed>) = 4 [pid 388] <... bpf resumed>) = 6 [pid 387] <... bpf resumed>) = 6 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 388] exit_group(0) = ? [pid 386] +++ exited with 0 +++ [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 389] <... bpf resumed>) = 5 [pid 388] +++ exited with 0 +++ [pid 387] <... bpf resumed>) = 7 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 389] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 391 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 390 [pid 387] exit_group(0) = ? [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 392 ./strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x5555557fa660, 24) = 0 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 391 attached ) = 0 [pid 391] set_robust_list(0x5555557fa660, 24 [pid 390] setpgid(0, 0 [pid 391] <... set_robust_list resumed>) = 0 [pid 390] <... setpgid resumed>) = 0 [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 389] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 392 attached [pid 391] <... prctl resumed>) = 0 [pid 390] <... openat resumed>) = 3 [pid 392] set_robust_list(0x5555557fa660, 24 [pid 391] setpgid(0, 0 [pid 390] write(3, "1000", 4 [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 392] <... set_robust_list resumed>) = 0 [pid 391] <... setpgid resumed>) = 0 [pid 390] <... write resumed>) = 4 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 390] close(3 [pid 392] <... prctl resumed>) = 0 [pid 391] <... openat resumed>) = 3 [pid 390] <... close resumed>) = 0 [pid 392] setpgid(0, 0 [pid 391] write(3, "1000", 4 [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 [pid 392] <... setpgid resumed>) = 0 [pid 391] <... write resumed>) = 4 [pid 390] <... bpf resumed>) = 3 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 391] close(3 [pid 390] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 392] <... openat resumed>) = 3 [pid 391] <... close resumed>) = 0 [pid 390] <... bpf resumed>) = 0 [pid 392] write(3, "1000", 4 [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 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 392] <... write resumed>) = 4 [pid 391] <... bpf resumed>) = 3 [pid 390] <... bpf resumed>) = 4 [pid 392] close(3 [pid 391] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 392] <... close resumed>) = 0 [pid 391] <... bpf resumed>) = 0 [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 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 392] <... bpf resumed>) = 3 [pid 391] <... bpf resumed>) = 4 [pid 392] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 392] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 387] +++ exited with 0 +++ [pid 392] <... bpf resumed>) = 5 [pid 391] <... bpf resumed>) = 5 [pid 390] <... bpf resumed>) = 5 [pid 389] <... bpf resumed>) = 7 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 392] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] restart_syscall(<... resuming interrupted clone ...> [pid 392] <... bpf resumed>) = 6 [pid 391] <... bpf resumed>) = 6 [pid 389] exit_group(0 [pid 303] <... restart_syscall resumed>) = 0 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 392] <... bpf resumed>) = 7 [pid 391] <... bpf resumed>) = 7 [pid 392] exit_group(0 [pid 391] exit_group(0 [pid 390] <... bpf resumed>) = 6 [pid 389] <... exit_group resumed>) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 392] <... exit_group resumed>) = ? [pid 391] <... exit_group resumed>) = ? [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 392] +++ exited with 0 +++ [pid 389] +++ exited with 0 +++ [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 393 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 395 attached ./strace-static-x86_64: Process 394 attached [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 394 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 395 [pid 394] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x5555557fa660, 24) = 0 [pid 394] <... set_robust_list resumed>) = 0 [pid 395] set_robust_list(0x5555557fa660, 24 [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 393] setpgid(0, 0) = 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 395] <... set_robust_list resumed>) = 0 [pid 394] <... prctl resumed>) = 0 [pid 394] setpgid(0, 0 [pid 393] <... openat resumed>) = 3 [pid 393] write(3, "1000", 4) = 4 [pid 393] close(3) = 0 [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 395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 394] <... setpgid resumed>) = 0 [pid 393] <... bpf resumed>) = 3 [pid 393] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 393] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 395] <... prctl resumed>) = 0 [pid 394] <... openat resumed>) = 3 [pid 395] setpgid(0, 0 [pid 394] write(3, "1000", 4 [pid 393] <... bpf resumed>) = 4 [pid 395] <... setpgid resumed>) = 0 [pid 394] <... write resumed>) = 4 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 394] close(3 [pid 393] <... bpf resumed>) = 5 [pid 391] +++ exited with 0 +++ [pid 390] <... bpf resumed>) = 7 [pid 395] <... openat resumed>) = 3 [pid 394] <... close resumed>) = 0 [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] write(3, "1000", 4 [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 390] <... exit_group resumed>) = ? [pid 395] <... write resumed>) = 4 [pid 395] close(3) = 0 [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) = 3 [pid 394] <... bpf resumed>) = 3 [pid 393] <... bpf resumed>) = 6 [pid 395] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 394] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 396 attached [pid 395] <... bpf resumed>) = 0 [pid 394] <... bpf resumed>) = 0 [pid 396] set_robust_list(0x5555557fa660, 24 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 396 [pid 396] <... set_robust_list resumed>) = 0 [pid 395] <... bpf resumed>) = 4 [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 394] <... bpf resumed>) = 4 [pid 396] <... prctl resumed>) = 0 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 396] setpgid(0, 0) = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 396] write(3, "1000", 4) = 4 [pid 396] close(3) = 0 [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) = 3 [pid 396] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 395] <... bpf resumed>) = 5 [pid 394] <... bpf resumed>) = 5 [pid 393] <... bpf resumed>) = 7 [pid 390] +++ exited with 0 +++ [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 396] <... bpf resumed>) = 4 [pid 395] <... bpf resumed>) = 6 [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 395] exit_group(0 [pid 394] <... bpf resumed>) = 6 [pid 393] <... exit_group resumed>) = ? [pid 396] <... bpf resumed>) = 5 [pid 395] <... exit_group resumed>) = ? [pid 396] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] +++ exited with 0 +++ [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 393] +++ exited with 0 +++ [pid 394] <... bpf resumed>) = 7 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 394] exit_group(0) = ? [pid 396] <... bpf resumed>) = 6 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 397 attached ./strace-static-x86_64: Process 398 attached [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 397] set_robust_list(0x5555557fa660, 24 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 397 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 398 [pid 398] set_robust_list(0x5555557fa660, 24 [pid 397] <... set_robust_list resumed>) = 0 [pid 398] <... set_robust_list resumed>) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 399 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 397] <... prctl resumed>) = 0 [pid 398] <... prctl resumed>) = 0 [pid 397] setpgid(0, 0 [pid 398] setpgid(0, 0 [pid 397] <... setpgid resumed>) = 0 [pid 394] +++ exited with 0 +++ [pid 398] <... setpgid resumed>) = 0 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 396] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 399 attached [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 397] <... openat resumed>) = 3 [pid 308] --- 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] exit_group(0 [pid 399] set_robust_list(0x5555557fa660, 24 [pid 398] <... openat resumed>) = 3 [pid 397] write(3, "1000", 4 [pid 396] <... exit_group resumed>) = ? [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 399] <... set_robust_list resumed>) = 0 [pid 398] write(3, "1000", 4 [pid 308] <... restart_syscall resumed>) = 0 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 399] setpgid(0, 0 [pid 396] +++ exited with 0 +++ [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 400 attached [pid 399] <... setpgid resumed>) = 0 [pid 398] <... write resumed>) = 4 [pid 397] <... write resumed>) = 4 [pid 400] set_robust_list(0x5555557fa660, 24 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] close(3 [pid 397] close(3 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 400 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 400] <... set_robust_list resumed>) = 0 [pid 399] <... openat resumed>) = 3 [pid 398] <... close resumed>) = 0 [pid 397] <... close resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 399] write(3, "1000", 4 [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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 401 attached [pid 400] <... prctl resumed>) = 0 [pid 399] <... write resumed>) = 4 [pid 398] <... bpf resumed>) = 3 [pid 397] <... bpf resumed>) = 3 [pid 401] set_robust_list(0x5555557fa660, 24 [pid 400] setpgid(0, 0 [pid 399] close(3 [pid 398] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 397] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 401 [pid 401] <... set_robust_list resumed>) = 0 [pid 400] <... setpgid resumed>) = 0 [pid 399] <... close resumed>) = 0 [pid 398] <... bpf resumed>) = 0 [pid 397] <... bpf resumed>) = 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 401] <... prctl resumed>) = 0 [pid 400] <... openat resumed>) = 3 [pid 399] <... bpf resumed>) = 3 [pid 401] setpgid(0, 0 [pid 399] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 397] <... bpf resumed>) = 4 [pid 401] <... setpgid resumed>) = 0 [pid 400] write(3, "1000", 4 [pid 399] <... bpf resumed>) = 0 [pid 398] <... bpf resumed>) = 4 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 400] <... write resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 397] <... bpf resumed>) = 5 [pid 401] <... openat resumed>) = 3 [pid 400] close(3 [pid 399] <... bpf resumed>) = 4 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 401] write(3, "1000", 4 [pid 400] <... close resumed>) = 0 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 398] <... bpf resumed>) = 5 [pid 401] <... write resumed>) = 4 [pid 399] <... bpf resumed>) = 5 [pid 401] close(3 [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 399] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 397] <... bpf resumed>) = 6 [pid 401] <... close resumed>) = 0 [pid 400] <... bpf resumed>) = 3 [pid 399] <... bpf resumed>) = 6 [pid 401] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 401] <... bpf resumed>) = 3 [pid 400] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 399] <... bpf resumed>) = 7 [pid 398] <... bpf resumed>) = 6 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 401] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 400] <... bpf resumed>) = 0 [pid 399] exit_group(0 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 397] <... bpf resumed>) = 7 [pid 401] <... bpf resumed>) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 399] <... exit_group resumed>) = ? [pid 398] <... bpf resumed>) = 7 [pid 397] exit_group(0 [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 400] <... bpf resumed>) = 4 [pid 399] +++ exited with 0 +++ [pid 398] exit_group(0 [pid 397] <... exit_group resumed>) = ? [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 398] <... exit_group resumed>) = ? [pid 397] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 400] <... bpf resumed>) = 5 [pid 398] +++ exited with 0 +++ [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 403 [pid 400] exit_group(0) = ? [pid 400] +++ exited with 0 +++ ./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x5555557fa660, 24) = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 403] setpgid(0, 0) = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 403] write(3, "1000", 4) = 4 [pid 403] close(3) = 0 [ 36.637434][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000101? [ 36.649863][ T399] BUG: scheduling while atomic: syz-executor327/399/0x00000002 [ 36.657379][ T399] Modules linked in: [ 36.661144][ T399] Preemption disabled at: [ 36.661164][ T399] [] free_unref_page+0x177/0x5c0 [ 36.671759][ T399] CPU: 0 PID: 399 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [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) = 3 [pid 403] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 403] exit_group(0) = ? [pid 403] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 404 ./strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x5555557fa660, 24) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [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) = 3 [pid 404] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 36.683139][ T399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 36.693042][ T399] Call Trace: [ 36.696148][ T399] [ 36.698927][ T399] dump_stack_lvl+0x151/0x1b7 [ 36.703440][ T399] ? free_unref_page+0x177/0x5c0 [ 36.708244][ T399] ? free_unref_page+0x177/0x5c0 [ 36.712983][ T399] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 36.718287][ T399] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 36.723939][ T399] ? free_unref_page+0x177/0x5c0 [ 36.728707][ T399] dump_stack+0x15/0x1b [ 36.732789][ T399] __schedule_bug+0x195/0x260 [ 36.737307][ T399] ? cpu_util_update_eff+0x10e0/0x10e0 [ 36.742608][ T399] __schedule+0xcf7/0x1550 [ 36.746856][ T399] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 36.752157][ T399] ? __sched_text_start+0x8/0x8 [ 36.756834][ T399] ? _raw_write_lock_irqsave+0x1b0/0x1e0 [ 36.762315][ T399] do_task_dead+0x99/0xa0 [ 36.766480][ T399] do_exit+0x202a/0x2b80 [ 36.770561][ T399] ? put_task_struct+0x80/0x80 [ 36.775155][ T399] ? __kasan_check_write+0x14/0x20 [ 36.780098][ T399] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 36.785048][ T399] ? _raw_spin_lock_irqsave+0x210/0x210 [ 36.790440][ T399] ? zap_other_threads+0x29c/0x2d0 [ 36.795376][ T399] do_group_exit+0x21a/0x2d0 [ 36.799809][ T399] __x64_sys_exit_group+0x3f/0x40 [ 36.804676][ T399] do_syscall_64+0x3d/0xb0 [ 36.809036][ T399] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 36.814850][ T399] RIP: 0033:0x7fa93a2ef139 [ 36.819189][ T399] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [ 36.826036][ T399] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 401] <... bpf resumed>) = 4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 406 attached [pid 406] set_robust_list(0x5555557fa660, 24 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 406 [pid 406] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 407 attached [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 407 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 407] set_robust_list(0x5555557fa660, 24 [pid 406] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 408 attached [pid 406] setpgid(0, 0) = 0 [pid 408] set_robust_list(0x5555557fa660, 24 [pid 407] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 408 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 408] <... set_robust_list resumed>) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] <... openat resumed>) = 3 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 408] <... prctl resumed>) = 0 [pid 406] write(3, "1000", 4 [pid 407] <... prctl resumed>) = 0 [pid 408] setpgid(0, 0) = 0 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 406] <... write resumed>) = 4 [pid 407] setpgid(0, 0 [pid 408] write(3, "1000", 4 [pid 406] close(3 [pid 407] <... setpgid resumed>) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 406] <... close resumed>) = 0 [pid 408] <... write resumed>) = 4 [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 408] close(3 [pid 407] write(3, "1000", 4 [pid 406] <... bpf resumed>) = 3 [pid 408] <... close resumed>) = 0 [pid 406] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 401] <... bpf resumed>) = 5 [pid 408] <... bpf resumed>) = 3 [pid 406] <... bpf resumed>) = 0 [pid 404] <... bpf resumed>) = 5 [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 407] <... write resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 404] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 401] <... bpf resumed>) = 6 [pid 408] <... bpf resumed>) = 0 [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 401] <... bpf resumed>) = 7 [pid 407] close(3 [pid 406] <... bpf resumed>) = 4 [pid 404] <... bpf resumed>) = 6 [pid 401] exit_group(0 [pid 408] <... bpf resumed>) = 4 [pid 407] <... close resumed>) = 0 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 401] <... exit_group resumed>) = ? [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 [pid 406] <... bpf resumed>) = 5 [pid 404] <... bpf resumed>) = 7 [pid 407] <... bpf resumed>) = 3 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 408] <... bpf resumed>) = 5 [pid 407] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 404] <... exit_group resumed>) = ? [pid 401] +++ exited with 0 +++ [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 407] <... bpf resumed>) = 0 [pid 404] +++ exited with 0 +++ [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 406] <... bpf resumed>) = 6 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 408] <... bpf resumed>) = 6 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 409 [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 409 attached [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 407] <... bpf resumed>) = 4 [pid 406] exit_group(0 [pid 409] set_robust_list(0x5555557fa660, 24 [pid 408] <... bpf resumed>) = 7 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 406] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 410 attached [pid 409] <... set_robust_list resumed>) = 0 [pid 408] exit_group(0 [pid 407] <... bpf resumed>) = 5 [ 36.834285][ T399] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [ 36.842096][ T399] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 36.850000][ T399] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 36.857803][ T399] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 36.865617][ T399] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 36.873447][ T399] [pid 410] set_robust_list(0x5555557fa660, 24 [pid 408] <... exit_group resumed>) = ? [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... clone resumed>, child_tidptr=0x5555557fa650) = 410 [pid 410] <... set_robust_list resumed>) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 407] <... bpf resumed>) = 6 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [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) = 3 [pid 410] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 406] +++ exited with 0 +++ [pid 410] <... bpf resumed>) = 7 [pid 410] exit_group(0) = ? [pid 410] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 411 ./strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x5555557fa660, 24) = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 411] setpgid(0, 0) = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 411] write(3, "1000", 4) = 4 [pid 411] close(3) = 0 [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) = 3 [pid 411] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [ 36.924569][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000101? [ 36.937448][ T406] BUG: scheduling while atomic: syz-executor327/406/0x00000002 [ 36.945806][ T406] Modules linked in: [ 36.949899][ T406] Preemption disabled at: [ 36.949921][ T406] [] is_module_text_address+0x1f/0x360 [ 36.962499][ T406] CPU: 1 PID: 406 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 36.965168][ C0] softirq: huh, entered softirq 6 TASKLET ffffffff814604c0 with preempt_count 00000102, exited with 00000101? [ 36.973939][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 36.973978][ T406] Call Trace: [ 36.973994][ T406] [ 36.974014][ T406] dump_stack_lvl+0x151/0x1b7 [ 36.985575][ T299] BUG: scheduling while atomic: strace-static-x/299/0x00000002 [ 36.995295][ T406] ? is_module_text_address+0x1f/0x360 [ 36.995383][ T406] ? is_module_text_address+0x1f/0x360 [ 36.995465][ T406] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 36.998562][ T299] Modules linked in: [ 37.001345][ T406] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 37.005915][ T299] Preemption disabled at: [ 37.013240][ T406] ? is_module_text_address+0x1f/0x360 [ 37.018571][ T299] [] is_module_text_address+0x1f/0x360 [ 37.023829][ T406] dump_stack+0x15/0x1b [ 37.058822][ T406] __schedule_bug+0x195/0x260 [ 37.063329][ T406] ? cpu_util_update_eff+0x10e0/0x10e0 [ 37.068643][ T406] __schedule+0xcf7/0x1550 [ 37.072875][ T406] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 37.078174][ T406] ? __sched_text_start+0x8/0x8 [ 37.082876][ T406] do_task_dead+0x99/0xa0 [ 37.087126][ T406] do_exit+0x202a/0x2b80 [ 37.091219][ T406] ? put_task_struct+0x80/0x80 [ 37.095820][ T406] ? __kasan_check_write+0x14/0x20 [ 37.100866][ T406] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 37.105812][ T406] ? _raw_spin_lock_irqsave+0x210/0x210 [ 37.111196][ T406] ? zap_other_threads+0x29c/0x2d0 [ 37.116170][ T406] do_group_exit+0x21a/0x2d0 [ 37.120581][ T406] __x64_sys_exit_group+0x3f/0x40 [ 37.125424][ T406] do_syscall_64+0x3d/0xb0 [ 37.129681][ T406] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.135497][ T406] RIP: 0033:0x7fa93a2ef139 [ 37.139757][ T406] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [ 37.146606][ T406] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.154857][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [ 37.162664][ T406] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 37.170473][ T406] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 37.178286][ T406] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 37.186097][ T406] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 37.193927][ T406] [ 37.196783][ T299] CPU: 0 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 37.208152][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 37.218036][ T299] Call Trace: [ 37.221157][ T299] [ 37.223936][ T299] dump_stack_lvl+0x151/0x1b7 [ 37.228452][ T299] ? is_module_text_address+0x1f/0x360 [ 37.233748][ T299] ? is_module_text_address+0x1f/0x360 [ 37.239040][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 37.244340][ T299] ? is_module_text_address+0x1f/0x360 [ 37.249632][ T299] dump_stack+0x15/0x1b [ 37.253621][ T299] __schedule_bug+0x195/0x260 [ 37.258141][ T299] ? cpu_util_update_eff+0x10e0/0x10e0 [ 37.263427][ T299] ? percpu_counter_add_batch+0x13d/0x160 [ 37.268994][ T299] __schedule+0xcf7/0x1550 [ 37.273267][ T299] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 37.279139][ T299] ? ____fput+0x15/0x20 [ 37.283130][ T299] ? __sched_text_start+0x8/0x8 [ 37.287846][ T299] ? __blkcg_punt_bio_submit+0x180/0x180 [ 37.293382][ T299] ? unlock_page_memcg+0x160/0x160 [ 37.298517][ T299] schedule+0xc3/0x180 [ 37.302502][ T299] exit_to_user_mode_loop+0x4e/0xa0 [ 37.307533][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 37.312843][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 37.318307][ T299] do_syscall_64+0x49/0xb0 [ 37.322641][ T299] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 37.328451][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.334171][ T299] RIP: 0033:0x4e65f7 [ 37.337987][ T299] 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 [ 37.357604][ T299] RSP: 002b:00007ffddd28f1c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 37.365847][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 408] +++ exited with 0 +++ [pid 407] <... bpf resumed>) = 7 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 407] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 411] <... bpf resumed>) = 7 [pid 407] <... exit_group resumed>) = ? [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 411] exit_group(0 [pid 409] <... prctl resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... restart_syscall resumed>) = 0 [pid 411] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 412 attached [pid 409] setpgid(0, 0 [pid 407] +++ exited with 0 +++ [pid 412] set_robust_list(0x5555557fa660, 24 [pid 409] <... setpgid resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 412 [pid 412] <... set_robust_list resumed>) = 0 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 409] <... openat resumed>) = 3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 412] <... prctl resumed>) = 0 [pid 409] write(3, "1000", 4./strace-static-x86_64: Process 413 attached [pid 412] setpgid(0, 0 [pid 409] <... write resumed>) = 4 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 414 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 413 [pid 412] <... setpgid resumed>) = 0 [pid 409] close(3./strace-static-x86_64: Process 414 attached [pid 413] set_robust_list(0x5555557fa660, 24 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 409] <... close resumed>) = 0 [pid 414] set_robust_list(0x5555557fa660, 24 [pid 413] <... set_robust_list resumed>) = 0 [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 414] <... set_robust_list resumed>) = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 412] <... openat resumed>) = 3 [pid 409] <... bpf resumed>) = 3 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] <... prctl resumed>) = 0 [pid 414] <... prctl resumed>) = 0 [pid 413] setpgid(0, 0 [pid 409] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 414] setpgid(0, 0 [pid 413] <... setpgid resumed>) = 0 [pid 414] <... setpgid resumed>) = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 409] <... bpf resumed>) = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 413] <... openat resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 414] <... openat resumed>) = 3 [pid 413] write(3, "1000", 4 [pid 412] write(3, "1000", 4 [pid 414] write(3, "1000", 4 [pid 413] <... write resumed>) = 4 [pid 414] <... write resumed>) = 4 [pid 413] close(3 [pid 414] close(3 [pid 413] <... close resumed>) = 0 [pid 414] <... close resumed>) = 0 [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 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>) = 3 [pid 412] <... write resumed>) = 4 [pid 409] <... bpf resumed>) = 4 [pid 414] <... bpf resumed>) = 3 [pid 413] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 414] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 413] <... bpf resumed>) = 0 [pid 414] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 412] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 409] <... bpf resumed>) = 5 [pid 413] <... bpf resumed>) = 4 [pid 412] <... close resumed>) = 0 [pid 409] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 409] <... bpf resumed>) = 6 [pid 412] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 412] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 414] <... bpf resumed>) = 5 [pid 413] <... bpf resumed>) = 5 [pid 412] <... bpf resumed>) = 5 [ 37.373659][ T299] RDX: 00007ffddd28f1d0 RSI: 0000000000008910 RDI: 0000000000000003 [ 37.381477][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 37.389418][ T299] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffddd28f230 [ 37.397317][ T299] R13: 00007ffddd28f1d0 R14: 0000000000427210 R15: 0000000000617180 [ 37.405279][ T299] [pid 411] +++ exited with 0 +++ [pid 409] <... bpf resumed>) = 7 [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 414] <... bpf resumed>) = 6 [pid 412] <... bpf resumed>) = 6 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 304] <... restart_syscall resumed>) = 0 [pid 412] <... bpf resumed>) = 7 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 413] <... bpf resumed>) = 6 [pid 412] exit_group(0 [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 412] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 415 attached [pid 414] <... bpf resumed>) = 7 [pid 413] <... bpf resumed>) = 7 [pid 412] +++ exited with 0 +++ [pid 409] exit_group(0) = ? [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 415 [pid 415] set_robust_list(0x5555557fa660, 24 [pid 414] exit_group(0 [pid 413] exit_group(0 [pid 409] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 416 attached [pid 415] <... set_robust_list resumed>) = 0 [pid 414] <... exit_group resumed>) = ? [pid 413] <... exit_group resumed>) = ? [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 416 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 415] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 414] +++ exited with 0 +++ [pid 415] <... bpf resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 415] <... bpf resumed>) = 4 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 416] set_robust_list(0x5555557fa660, 24 [pid 307] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 417 attached [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 417 [pid 416] <... set_robust_list resumed>) = 0 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 416] setpgid(0, 0) = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 416] close(3) = 0 [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 417] set_robust_list(0x5555557fa660, 24 [pid 416] <... bpf resumed>) = 3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 416] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 418 attached [pid 417] <... set_robust_list resumed>) = 0 [pid 416] <... bpf resumed>) = 4 [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 418] set_robust_list(0x5555557fa660, 24 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] +++ exited with 0 +++ [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 418 [pid 418] <... set_robust_list resumed>) = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 418] <... prctl resumed>) = 0 [pid 418] setpgid(0, 0) = 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 417] <... prctl resumed>) = 0 [pid 418] write(3, "1000", 4 [pid 417] setpgid(0, 0 [pid 418] <... write resumed>) = 4 [pid 418] close(3) = 0 [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) = 3 [pid 418] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 417] <... setpgid resumed>) = 0 [pid 418] <... bpf resumed>) = 4 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 417] <... openat resumed>) = 3 [pid 417] write(3, "1000", 4) = 4 [pid 417] close(3./strace-static-x86_64: Process 419 attached ) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 419 [pid 419] set_robust_list(0x5555557fa660, 24 [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 419] <... set_robust_list resumed>) = 0 [pid 417] <... bpf resumed>) = 3 [pid 417] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 417] <... bpf resumed>) = 4 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 419] <... prctl resumed>) = 0 [pid 419] setpgid(0, 0) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3) = 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) = 3 [pid 419] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 418] <... bpf resumed>) = 5 [pid 417] <... bpf resumed>) = 5 [pid 416] <... bpf resumed>) = 5 [pid 415] <... bpf resumed>) = 5 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 419] <... bpf resumed>) = 5 [pid 418] <... bpf resumed>) = 6 [pid 415] <... bpf resumed>) = 6 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 419] <... bpf resumed>) = 6 [pid 417] <... bpf resumed>) = 6 [pid 415] <... bpf resumed>) = 7 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 416] <... bpf resumed>) = 6 [pid 415] exit_group(0 [pid 419] <... bpf resumed>) = 7 [pid 418] <... bpf resumed>) = 7 [pid 415] <... exit_group resumed>) = ? [pid 419] exit_group(0 [pid 418] exit_group(0 [pid 417] <... bpf resumed>) = 7 [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 415] +++ exited with 0 +++ [pid 419] <... exit_group resumed>) = ? [pid 418] <... exit_group resumed>) = ? [pid 417] exit_group(0 [pid 419] +++ exited with 0 +++ [pid 416] <... bpf resumed>) = 7 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 417] <... exit_group resumed>) = ? [pid 418] +++ exited with 0 +++ [pid 417] +++ exited with 0 +++ [pid 416] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 416] <... exit_group resumed>) = ? [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 420 attached ./strace-static-x86_64: Process 421 attached [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 420 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 421 [pid 420] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 422 attached ) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 421] set_robust_list(0x5555557fa660, 24 [pid 422] set_robust_list(0x5555557fa660, 24 [pid 421] <... set_robust_list resumed>) = 0 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 422] <... set_robust_list resumed>) = 0 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 421] <... prctl resumed>) = 0 [pid 421] setpgid(0, 0 [pid 422] <... prctl resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 422 [pid 422] setpgid(0, 0 [pid 421] <... setpgid resumed>) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 422] <... setpgid resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 423 [pid 421] <... openat resumed>) = 3 [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 421] write(3, "1000", 4 [pid 422] write(3, "1000", 4) = 4 [pid 421] <... write resumed>) = 4 [pid 422] close(3 [pid 421] close(3 [pid 422] <... close resumed>) = 0 [pid 421] <... close resumed>) = 0 ./strace-static-x86_64: Process 423 attached [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 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 420] <... prctl resumed>) = 0 [pid 416] +++ exited with 0 +++ [pid 423] set_robust_list(0x5555557fa660, 24 [pid 422] <... bpf resumed>) = 3 [pid 421] <... bpf resumed>) = 3 [pid 420] setpgid(0, 0 [pid 422] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 421] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 420] <... setpgid resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 422] <... bpf resumed>) = 0 [pid 421] <... 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 423] <... set_robust_list resumed>) = 0 [pid 422] <... bpf resumed>) = 4 [pid 421] <... bpf resumed>) = 4 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 420] <... openat resumed>) = 3 [pid 420] write(3, "1000", 4) = 4 [pid 420] close(3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 420] <... close resumed>) = 0 [pid 423] <... prctl resumed>) = 0 [pid 423] setpgid(0, 0) = 0 [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 423] write(3, "1000", 4) = 4 [pid 423] close(3) = 0 [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 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 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 424 ./strace-static-x86_64: Process 424 attached [pid 423] <... bpf resumed>) = 3 [pid 423] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 420] <... bpf resumed>) = 3 [pid 423] <... bpf resumed>) = 0 [pid 420] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 420] <... bpf resumed>) = 0 [pid 424] set_robust_list(0x5555557fa660, 24 [pid 423] <... bpf resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 424] <... set_robust_list resumed>) = 0 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 424] setpgid(0, 0 [pid 420] <... bpf resumed>) = 4 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 424] <... setpgid resumed>) = 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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 423] <... bpf resumed>) = 5 [pid 421] <... bpf resumed>) = 5 [pid 420] <... bpf resumed>) = 5 [pid 424] <... bpf resumed>) = 3 [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 423] <... bpf resumed>) = 6 [pid 422] <... bpf resumed>) = 6 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 423] <... bpf resumed>) = 7 [pid 422] <... bpf resumed>) = 7 [pid 423] exit_group(0 [pid 422] exit_group(0 [pid 423] <... exit_group resumed>) = ? [pid 422] <... exit_group resumed>) = ? [pid 424] <... bpf resumed>) = 0 [pid 423] +++ exited with 0 +++ [pid 422] +++ exited with 0 +++ [pid 421] <... bpf resumed>) = 6 [pid 420] <... bpf resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 421] <... bpf resumed>) = 7 [pid 421] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 421] <... exit_group resumed>) = ? [pid 420] <... bpf resumed>) = 7 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 424] <... bpf resumed>) = 4 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 421] +++ exited with 0 +++ [pid 424] <... bpf resumed>) = 5 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 426 attached ) = 6 [pid 420] exit_group(0) = ? [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 426 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 425 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 424] exit_group(0./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x5555557fa660, 24 [pid 420] +++ exited with 0 +++ [pid 424] <... exit_group resumed>) = ? [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 426] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 427 attached ) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 427 [pid 425] <... set_robust_list resumed>) = 0 [pid 427] set_robust_list(0x5555557fa660, 24 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 427] <... set_robust_list resumed>) = 0 [pid 426] <... prctl resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 425] <... prctl resumed>) = 0 [pid 425] setpgid(0, 0) = 0 [pid 426] setpgid(0, 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 428 [pid 426] <... setpgid resumed>) = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 426] <... openat resumed>) = 3 [pid 427] <... prctl resumed>) = 0 [pid 426] write(3, "1000", 4) = 4 [pid 426] close(3 [pid 427] setpgid(0, 0) = 0 [pid 426] <... close resumed>) = 0 [pid 425] <... openat resumed>) = 3 [pid 425] write(3, "1000", 4) = 4 [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./strace-static-x86_64: Process 428 attached [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 425] close(3 [pid 424] +++ exited with 0 +++ [pid 426] <... bpf resumed>) = 3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 426] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 428] set_robust_list(0x5555557fa660, 24 [pid 425] <... close resumed>) = 0 [pid 428] <... set_robust_list resumed>) = 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 428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 425] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 428] <... prctl resumed>) = 0 [pid 427] <... openat resumed>) = 3 [pid 425] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 429 [pid 428] setpgid(0, 0 [pid 425] <... bpf resumed>) = 0 [pid 428] <... setpgid resumed>) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 429 attached [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] write(3, "1000", 4 [pid 426] <... bpf resumed>) = 4 [pid 425] <... bpf resumed>) = 4 [pid 429] set_robust_list(0x5555557fa660, 24 [pid 428] <... openat resumed>) = 3 [pid 427] <... write resumed>) = 4 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 429] <... set_robust_list resumed>) = 0 [pid 428] write(3, "1000", 4 [pid 427] close(3 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 428] <... write resumed>) = 4 [pid 429] <... prctl resumed>) = 0 [pid 428] close(3 [pid 429] setpgid(0, 0 [pid 428] <... close resumed>) = 0 [pid 427] <... close resumed>) = 0 [pid 429] <... setpgid resumed>) = 0 [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 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 428] <... bpf resumed>) = 3 [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 429] <... openat resumed>) = 3 [pid 428] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 429] write(3, "1000", 4 [pid 428] <... bpf resumed>) = 0 [pid 429] <... write resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 427] <... bpf resumed>) = 3 [pid 429] close(3 [pid 428] <... bpf resumed>) = 4 [pid 429] <... close resumed>) = 0 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 427] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 427] <... bpf resumed>) = 0 [pid 429] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 429] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 427] <... bpf resumed>) = 4 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 425] <... bpf resumed>) = 5 [pid 429] <... bpf resumed>) = 5 [pid 428] <... bpf resumed>) = 5 [pid 427] <... bpf resumed>) = 5 [pid 426] <... bpf resumed>) = 5 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 425] <... bpf resumed>) = 6 [pid 429] <... bpf resumed>) = 6 [pid 428] <... bpf resumed>) = 6 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 425] <... bpf resumed>) = 7 [pid 429] <... bpf resumed>) = 7 [pid 428] <... bpf resumed>) = 7 [pid 427] <... bpf resumed>) = 6 [pid 426] <... bpf resumed>) = 6 [pid 425] exit_group(0 [pid 429] exit_group(0 [pid 428] exit_group(0 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 425] <... exit_group resumed>) = ? [pid 429] <... exit_group resumed>) = ? [pid 428] <... exit_group resumed>) = ? [pid 427] <... bpf resumed>) = 7 [pid 426] <... bpf resumed>) = 7 [pid 425] +++ exited with 0 +++ [pid 429] +++ exited with 0 +++ [pid 428] +++ exited with 0 +++ [pid 427] exit_group(0) = ? [pid 426] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 427] +++ exited with 0 +++ [pid 426] <... exit_group resumed>) = ? [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 431 ./strace-static-x86_64: Process 431 attached [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 431] set_robust_list(0x5555557fa660, 24 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 431] <... set_robust_list resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 433 attached ./strace-static-x86_64: Process 432 attached [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 432] set_robust_list(0x5555557fa660, 24 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 432 ./strace-static-x86_64: Process 434 attached [pid 433] set_robust_list(0x5555557fa660, 24 [pid 431] <... prctl resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 433 [pid 434] set_robust_list(0x5555557fa660, 24 [pid 433] <... set_robust_list resumed>) = 0 [pid 431] setpgid(0, 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 434 [pid 434] <... set_robust_list resumed>) = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 432] <... set_robust_list resumed>) = 0 [pid 431] <... setpgid resumed>) = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 433] <... prctl resumed>) = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 434] <... prctl resumed>) = 0 [pid 433] setpgid(0, 0 [pid 432] <... prctl resumed>) = 0 [pid 431] <... openat resumed>) = 3 [pid 434] setpgid(0, 0 [pid 433] <... setpgid resumed>) = 0 [pid 432] setpgid(0, 0 [pid 431] write(3, "1000", 4 [pid 434] <... setpgid resumed>) = 0 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 432] <... setpgid resumed>) = 0 [pid 431] <... write resumed>) = 4 [pid 426] +++ exited with 0 +++ [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 433] <... openat resumed>) = 3 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 431] close(3 [pid 434] <... openat resumed>) = 3 [pid 433] write(3, "1000", 4 [pid 432] <... openat resumed>) = 3 [pid 431] <... close resumed>) = 0 [pid 304] --- 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] write(3, "1000", 4 [pid 433] <... write resumed>) = 4 [pid 432] write(3, "1000", 4 [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 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 434] <... write resumed>) = 4 [pid 433] close(3 [pid 432] <... write resumed>) = 4 [pid 431] <... bpf resumed>) = 3 [pid 304] <... restart_syscall resumed>) = 0 [pid 434] close(3 [pid 433] <... close resumed>) = 0 [pid 432] close(3 [pid 431] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 434] <... close resumed>) = 0 [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 432] <... close resumed>) = 0 [pid 431] <... bpf resumed>) = 0 [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 resumed>) = 3 [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 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 435 attached [pid 434] <... bpf resumed>) = 3 [pid 433] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 432] <... bpf resumed>) = 3 [pid 431] <... bpf resumed>) = 4 [pid 435] set_robust_list(0x5555557fa660, 24 [pid 434] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 433] <... bpf resumed>) = 0 [pid 432] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 435 [pid 435] <... set_robust_list resumed>) = 0 [pid 434] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 432] <... bpf resumed>) = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 435] <... prctl resumed>) = 0 [pid 434] <... bpf resumed>) = 4 [pid 433] <... bpf resumed>) = 4 [pid 432] <... bpf resumed>) = 4 [pid 435] setpgid(0, 0 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 435] <... setpgid resumed>) = 0 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 434] <... bpf resumed>) = 5 [pid 433] <... bpf resumed>) = 5 [pid 432] <... bpf resumed>) = 5 [pid 431] <... bpf resumed>) = 5 [pid 435] <... openat resumed>) = 3 [pid 435] write(3, "1000", 4 [pid 434] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 431] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 435] <... write resumed>) = 4 [pid 433] <... bpf resumed>) = 6 [pid 432] <... bpf resumed>) = 6 [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 435] close(3 [pid 434] <... bpf resumed>) = 6 [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 432] exit_group(0 [pid 431] <... bpf resumed>) = 6 [pid 435] <... close resumed>) = 0 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 433] <... bpf resumed>) = 7 [pid 432] <... exit_group resumed>) = ? [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 resumed>) = 7 [pid 433] exit_group(0 [pid 431] <... bpf resumed>) = 7 [pid 435] <... bpf resumed>) = 3 [pid 434] exit_group(0 [pid 433] <... exit_group resumed>) = ? [pid 432] +++ exited with 0 +++ [pid 431] exit_group(0 [pid 434] <... exit_group resumed>) = ? [pid 431] <... exit_group resumed>) = ? [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 436 [pid 431] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x5555557fa660, 24) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 437 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 436] setpgid(0, 0) = 0 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 436] write(3, "1000", 4) = 4 [pid 436] close(3) = 0 ./strace-static-x86_64: Process 437 attached [pid 436] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] set_robust_list(0x5555557fa660, 24 [pid 436] <... bpf resumed>) = 3 [pid 433] +++ exited with 0 +++ [pid 437] <... set_robust_list resumed>) = 0 [pid 436] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 436] <... bpf resumed>) = 0 [pid 437] <... prctl resumed>) = 0 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 437] setpgid(0, 0 [pid 436] <... bpf resumed>) = 4 [pid 437] <... setpgid resumed>) = 0 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 436] <... bpf resumed>) = 5 [pid 437] <... openat resumed>) = 3 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] write(3, "1000", 4 [pid 436] <... bpf resumed>) = 6 [pid 437] <... write resumed>) = 4 [pid 437] close(3 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 437] <... close resumed>) = 0 [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 436] <... bpf resumed>) = 7 [pid 437] <... bpf resumed>) = 3 [pid 436] exit_group(0 [pid 437] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 436] <... exit_group resumed>) = ? [pid 437] <... bpf resumed>) = 0 [pid 436] +++ exited with 0 +++ [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 437] <... bpf resumed>) = 5 [pid 308] <... restart_syscall resumed>) = 0 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 437] <... bpf resumed>) = 7 [pid 437] exit_group(0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 438 [pid 437] <... exit_group resumed>) = ? [pid 437] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 438 attached ) = 0 [ 37.693053][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000101? [ 37.706870][ T433] BUG: scheduling while atomic: syz-executor327/433/0x00000002 [ 37.715411][ T433] Modules linked in: [ 37.719668][ T433] Preemption disabled at: [ 37.719691][ T433] [] is_module_text_address+0x1f/0x360 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 439 [pid 438] set_robust_list(0x5555557fa660, 24) = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 438] setpgid(0, 0) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 438] write(3, "1000", 4) = 4 [pid 438] close(3) = 0 [ 37.732472][ T433] CPU: 1 PID: 433 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 37.744355][ T433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 37.749914][ C0] softirq: huh, entered softirq 6 TASKLET ffffffff814604c0 with preempt_count 00000102, exited with 00000101? [ 37.754254][ T433] Call Trace: [ 37.754276][ T433] [ 37.754295][ T433] dump_stack_lvl+0x151/0x1b7 [ 37.766261][ T299] BUG: scheduling while atomic: strace-static-x/299/0x00000002 [ 37.769275][ T433] ? is_module_text_address+0x1f/0x360 [ 37.772057][ T299] Modules linked in: [ 37.776576][ T433] ? is_module_text_address+0x1f/0x360 [ 37.776669][ T433] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 37.776758][ T433] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 37.784190][ T299] Preemption disabled at: [ 37.784208][ T299] [] is_module_text_address+0x1f/0x360 [ 37.789490][ T433] ? is_module_text_address+0x1f/0x360 [ 37.826038][ T433] dump_stack+0x15/0x1b [ 37.830036][ T433] __schedule_bug+0x195/0x260 [ 37.834545][ T433] ? cpu_util_update_eff+0x10e0/0x10e0 [ 37.839944][ T433] __schedule+0xcf7/0x1550 [ 37.844203][ T433] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 37.849597][ T433] ? __sched_text_start+0x8/0x8 [ 37.854383][ T433] ? asm_exc_page_fault+0x22/0x30 [ 37.859235][ T433] do_task_dead+0x99/0xa0 [ 37.863425][ T433] do_exit+0x202a/0x2b80 [ 37.867491][ T433] ? put_task_struct+0x80/0x80 [ 37.872090][ T433] ? __kasan_check_write+0x14/0x20 [ 37.877363][ T433] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 37.882333][ T433] ? _raw_spin_lock_irqsave+0x210/0x210 [ 37.887799][ T433] ? zap_other_threads+0x29c/0x2d0 [ 37.892751][ T433] do_group_exit+0x21a/0x2d0 [ 37.897176][ T433] __x64_sys_exit_group+0x3f/0x40 [ 37.902249][ T433] do_syscall_64+0x3d/0xb0 [ 37.906604][ T433] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.912418][ T433] RIP: 0033:0x7fa93a2ef139 [ 37.916675][ T433] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [ 37.923786][ T433] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.932033][ T433] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [ 37.939840][ T433] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 37.947830][ T433] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 37.955754][ T433] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 37.963556][ T433] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 37.971391][ T433] [ 37.974238][ T299] CPU: 0 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 37.986050][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 37.995939][ T299] Call Trace: [ 37.999075][ T299] [ 38.001836][ T299] dump_stack_lvl+0x151/0x1b7 [ 38.006354][ T299] ? is_module_text_address+0x1f/0x360 [ 38.011642][ T299] ? is_module_text_address+0x1f/0x360 [ 38.016945][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 38.022241][ T299] ? is_module_text_address+0x1f/0x360 [ 38.027533][ T299] dump_stack+0x15/0x1b [ 38.031662][ T299] __schedule_bug+0x195/0x260 [ 38.036258][ T299] ? cpu_util_update_eff+0x10e0/0x10e0 [ 38.041548][ T299] ? percpu_counter_add_batch+0x13d/0x160 [ 38.047114][ T299] __schedule+0xcf7/0x1550 [ 38.051371][ T299] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 38.057275][ T299] ? ____fput+0x15/0x20 [ 38.061389][ T299] ? __sched_text_start+0x8/0x8 [ 38.066053][ T299] ? __blkcg_punt_bio_submit+0x180/0x180 [ 38.071521][ T299] ? unlock_page_memcg+0x160/0x160 [ 38.076464][ T299] schedule+0xc3/0x180 [ 38.080381][ T299] exit_to_user_mode_loop+0x4e/0xa0 [ 38.085401][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 38.090887][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 38.096256][ T299] do_syscall_64+0x49/0xb0 [ 38.100613][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.106337][ T299] RIP: 0033:0x4e65f7 [ 38.110069][ T299] 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 [ 38.129511][ T299] RSP: 002b:00007ffddd28f1f8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [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./strace-static-x86_64: Process 439 attached ) = 3 [pid 435] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 434] +++ exited with 0 +++ [pid 439] set_robust_list(0x5555557fa660, 24 [pid 438] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 435] <... bpf resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 439] <... set_robust_list resumed>) = 0 [pid 438] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 439] <... prctl resumed>) = 0 [pid 438] <... bpf resumed>) = 4 [pid 435] <... bpf resumed>) = 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 440 attached [pid 439] setpgid(0, 0 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 439] <... setpgid resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 440 ./strace-static-x86_64: Process 441 attached [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 441 [pid 440] set_robust_list(0x5555557fa660, 24 [pid 439] <... openat resumed>) = 3 [pid 440] <... set_robust_list resumed>) = 0 [pid 439] write(3, "1000", 4 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 439] <... write resumed>) = 4 [pid 440] <... prctl resumed>) = 0 [pid 439] close(3 [pid 440] setpgid(0, 0 [pid 439] <... close resumed>) = 0 [pid 440] <... setpgid resumed>) = 0 [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 resumed>) = 5 [pid 435] <... bpf resumed>) = 5 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 439] <... bpf resumed>) = 3 [pid 438] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] set_robust_list(0x5555557fa660, 24 [pid 440] <... openat resumed>) = 3 [pid 439] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 438] <... bpf resumed>) = 6 [pid 441] <... set_robust_list resumed>) = 0 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 438] <... bpf resumed>) = 7 [pid 435] <... bpf resumed>) = 6 [pid 439] <... bpf resumed>) = 0 [pid 440] write(3, "1000", 4 [pid 441] <... prctl resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 438] exit_group(0 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 441] setpgid(0, 0 [pid 440] <... write resumed>) = 4 [pid 438] <... exit_group resumed>) = ? [pid 441] <... setpgid resumed>) = 0 [pid 440] close(3 [pid 439] <... bpf resumed>) = 4 [pid 438] +++ exited with 0 +++ [pid 435] <... bpf resumed>) = 7 [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 440] <... close resumed>) = 0 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 435] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 441] <... openat resumed>) = 3 [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 resumed>) = 5 [pid 435] <... exit_group resumed>) = ? [pid 441] write(3, "1000", 4 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... write resumed>) = 4 [pid 441] close(3) = 0 [ 38.138101][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 38.146088][ T299] RDX: 00007ffddd28f200 RSI: 0000000000008910 RDI: 0000000000000003 [ 38.153895][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000c [ 38.161724][ T299] R10: 0000000000554612 R11: 0000000000000286 R12: 00007ffddd28f260 [ 38.169530][ T299] R13: 00007ffddd28f200 R14: 0000000000423160 R15: 0000000000617180 [ 38.177352][ T299] [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 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 442 attached [pid 441] <... bpf resumed>) = 3 [pid 440] <... bpf resumed>) = 3 [pid 439] <... bpf resumed>) = 6 [pid 441] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 442 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 442] set_robust_list(0x5555557fa660, 24 [pid 441] <... bpf resumed>) = 4 [pid 440] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 440] <... bpf resumed>) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 442] <... set_robust_list resumed>) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0 [pid 440] <... bpf resumed>) = 4 [pid 442] <... setpgid resumed>) = 0 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 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) = 3 [pid 442] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 435] +++ exited with 0 +++ [pid 442] <... bpf resumed>) = 5 [pid 441] <... bpf resumed>) = 5 [pid 440] <... bpf resumed>) = 5 [pid 439] <... bpf resumed>) = 7 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 442] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 442] <... bpf resumed>) = 6 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 441] <... bpf resumed>) = 6 [pid 439] <... exit_group resumed>) = ? [pid 442] exit_group(0 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 442] <... exit_group resumed>) = ? [pid 442] +++ exited with 0 +++ [pid 441] <... bpf resumed>) = 7 [pid 440] <... bpf resumed>) = 6 [pid 439] +++ exited with 0 +++ [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 443 attached [pid 441] exit_group(0 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 443] set_robust_list(0x5555557fa660, 24 [pid 441] <... exit_group resumed>) = ? [pid 440] <... bpf resumed>) = 7 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 443 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 444 attached [pid 443] <... set_robust_list resumed>) = 0 [pid 441] +++ exited with 0 +++ [pid 440] exit_group(0 [pid 444] set_robust_list(0x5555557fa660, 24 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 440] <... exit_group resumed>) = ? [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 444 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 443] <... prctl resumed>) = 0 [pid 444] <... set_robust_list resumed>) = 0 [pid 443] setpgid(0, 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 445 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 443] <... setpgid resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 446 attached [pid 444] <... prctl resumed>) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 446] set_robust_list(0x5555557fa660, 24 [pid 444] setpgid(0, 0 [pid 443] <... openat resumed>) = 3 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 446 [pid 446] <... set_robust_list resumed>) = 0 [pid 444] <... setpgid resumed>) = 0 [pid 443] write(3, "1000", 4 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 443] <... write resumed>) = 4 [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 444] <... openat resumed>) = 3 [pid 443] close(3 [pid 446] <... prctl resumed>) = 0 [pid 444] write(3, "1000", 4 [pid 443] <... close resumed>) = 0 [pid 446] setpgid(0, 0 [pid 444] <... write resumed>) = 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 446] <... setpgid resumed>) = 0 [pid 444] close(3 [pid 443] <... bpf resumed>) = 3 [pid 440] +++ exited with 0 +++ ./strace-static-x86_64: Process 445 attached [pid 444] <... close resumed>) = 0 [pid 443] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 445] set_robust_list(0x5555557fa660, 24 [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 443] <... bpf resumed>) = 0 [pid 446] <... openat resumed>) = 3 [pid 445] <... set_robust_list resumed>) = 0 [pid 444] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 446] write(3, "1000", 4 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 444] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 447 attached [pid 446] <... write resumed>) = 4 [pid 445] <... prctl resumed>) = 0 [pid 444] <... bpf resumed>) = 0 [pid 443] <... bpf resumed>) = 4 [pid 447] set_robust_list(0x5555557fa660, 24 [pid 446] close(3 [pid 445] setpgid(0, 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 447 [pid 447] <... set_robust_list resumed>) = 0 [pid 446] <... close resumed>) = 0 [pid 445] <... setpgid resumed>) = 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 446] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] <... openat resumed>) = 3 [pid 444] <... bpf resumed>) = 4 [pid 447] <... prctl resumed>) = 0 [pid 446] <... bpf resumed>) = 3 [pid 445] write(3, "1000", 4 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 447] setpgid(0, 0 [pid 446] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 445] <... write resumed>) = 4 [pid 447] <... setpgid resumed>) = 0 [pid 446] <... bpf resumed>) = 0 [pid 445] close(3 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 446] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 445] <... close resumed>) = 0 [pid 447] <... openat resumed>) = 3 [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 447] write(3, "1000", 4 [pid 446] <... bpf resumed>) = 4 [pid 445] <... bpf resumed>) = 3 [pid 447] <... write resumed>) = 4 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 445] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 447] close(3 [pid 445] <... bpf resumed>) = 0 [pid 447] <... close resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 446] <... bpf resumed>) = 5 [pid 445] <... bpf resumed>) = 4 [pid 444] <... bpf resumed>) = 5 [pid 443] <... bpf resumed>) = 5 [pid 447] <... bpf resumed>) = 3 [pid 446] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 445] <... bpf resumed>) = 5 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] <... bpf resumed>) = 0 [pid 446] <... bpf resumed>) = 6 [pid 445] <... bpf resumed>) = 6 [pid 444] <... bpf resumed>) = 6 [pid 443] <... bpf resumed>) = 6 [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 446] <... bpf resumed>) = 7 [pid 445] <... bpf resumed>) = 7 [pid 444] <... bpf resumed>) = 7 [pid 443] <... bpf resumed>) = 7 [pid 447] <... bpf resumed>) = 4 [pid 446] exit_group(0 [pid 445] exit_group(0 [pid 444] exit_group(0 [pid 443] exit_group(0 [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 446] <... exit_group resumed>) = ? [pid 445] <... exit_group resumed>) = ? [pid 444] <... exit_group resumed>) = ? [pid 443] <... exit_group resumed>) = ? [pid 447] <... bpf resumed>) = 5 [pid 446] +++ exited with 0 +++ [pid 445] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 443] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 448 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 448 attached [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 448] set_robust_list(0x5555557fa660, 24 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 449 attached [pid 448] <... set_robust_list resumed>) = 0 [pid 447] <... bpf resumed>) = 6 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 450 attached [pid 449] set_robust_list(0x5555557fa660, 24 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 449 [pid 450] set_robust_list(0x5555557fa660, 24 [pid 449] <... set_robust_list resumed>) = 0 [pid 448] <... prctl resumed>) = 0 [pid 450] <... set_robust_list resumed>) = 0 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 448] setpgid(0, 0 [pid 447] <... bpf resumed>) = 7 [pid 444] +++ exited with 0 +++ [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 450 [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 449] <... prctl resumed>) = 0 [pid 448] <... setpgid resumed>) = 0 [pid 447] exit_group(0 [pid 450] <... prctl resumed>) = 0 [pid 449] setpgid(0, 0 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 447] <... exit_group resumed>) = ? [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 450] setpgid(0, 0 [pid 449] <... setpgid resumed>) = 0 [pid 448] <... openat resumed>) = 3 [pid 447] +++ exited with 0 +++ [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 450] <... setpgid resumed>) = 0 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 448] write(3, "1000", 4 [pid 308] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] <... openat resumed>) = 3 [pid 448] <... write resumed>) = 4 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 450] <... openat resumed>) = 3 [pid 449] write(3, "1000", 4 [pid 448] close(3 [pid 303] <... restart_syscall resumed>) = 0 [pid 450] write(3, "1000", 4 [pid 449] <... write resumed>) = 4 [pid 448] <... close resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 450] <... write resumed>) = 4 [pid 449] close(3 [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 450] close(3 [pid 449] <... close resumed>) = 0 [pid 448] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 451 attached [pid 448] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 451 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 452 attached [pid 451] set_robust_list(0x5555557fa660, 24 [pid 450] <... close resumed>) = 0 [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 [pid 448] <... bpf resumed>) = 0 [pid 452] set_robust_list(0x5555557fa660, 24 [pid 451] <... set_robust_list resumed>) = 0 [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] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 452 [pid 452] <... set_robust_list resumed>) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 450] <... bpf resumed>) = 3 [pid 449] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 451] <... prctl resumed>) = 0 [pid 450] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 449] <... bpf resumed>) = 0 [pid 448] <... bpf resumed>) = 4 [pid 452] <... prctl resumed>) = 0 [pid 451] setpgid(0, 0 [pid 450] <... bpf resumed>) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 452] setpgid(0, 0 [pid 451] <... setpgid resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] <... bpf resumed>) = 4 [pid 451] <... openat resumed>) = 3 [pid 448] <... bpf resumed>) = 5 [pid 452] <... setpgid resumed>) = 0 [pid 451] write(3, "1000", 4 [pid 450] <... bpf resumed>) = 4 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 451] <... write resumed>) = 4 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 449] <... bpf resumed>) = 5 [pid 451] close(3) = 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 resumed>) = 5 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 448] <... bpf resumed>) = 6 [pid 452] <... openat resumed>) = 3 [pid 451] <... bpf resumed>) = 3 [pid 450] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 451] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 450] <... bpf resumed>) = 6 [pid 449] <... bpf resumed>) = 6 [pid 452] write(3, "1000", 4 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 452] <... write resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 448] <... bpf resumed>) = 7 [pid 452] close(3 [pid 451] <... bpf resumed>) = 4 [pid 449] <... bpf resumed>) = 7 [pid 448] exit_group(0 [pid 452] <... close resumed>) = 0 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 450] <... bpf resumed>) = 7 [pid 448] <... exit_group resumed>) = ? [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 451] <... bpf resumed>) = 5 [pid 449] exit_group(0 [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... bpf resumed>) = 3 [pid 451] <... bpf resumed>) = 6 [pid 450] exit_group(0 [pid 449] <... exit_group resumed>) = ? [pid 448] +++ exited with 0 +++ [pid 452] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 451] <... bpf resumed>) = 7 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 451] exit_group(0 [pid 305] <... restart_syscall resumed>) = 0 [pid 451] <... exit_group resumed>) = ? [pid 451] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 453 [pid 450] <... exit_group resumed>) = ? [pid 450] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 449] +++ exited with 0 +++ [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 454 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 455 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 456 ./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x5555557fa660, 24) = 0 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 454 attached [pid 455] setpgid(0, 0) = 0 [pid 454] set_robust_list(0x5555557fa660, 24 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 454] <... set_robust_list resumed>) = 0 [pid 455] <... openat resumed>) = 3 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 455] write(3, "1000", 4 [pid 454] <... prctl resumed>) = 0 [pid 455] <... write resumed>) = 4 [pid 454] setpgid(0, 0 [pid 455] close(3 [pid 454] <... setpgid resumed>) = 0 [pid 455] <... close resumed>) = 0 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 454] <... openat resumed>) = 3 [pid 455] <... bpf resumed>) = 3 [pid 454] write(3, "1000", 4 [pid 455] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 454] <... write resumed>) = 4 [pid 455] <... bpf resumed>) = 0 [pid 454] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 454] <... close resumed>) = 0 [pid 455] <... bpf resumed>) = 4 [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 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 454] <... bpf resumed>) = 3 [pid 455] <... bpf resumed>) = 5 [pid 454] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... bpf resumed>) = 0 [pid 455] <... bpf resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [ 38.370033][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000101? [ 38.382602][ T449] BUG: scheduling while atomic: syz-executor327/449/0x00000002 [ 38.390929][ T449] Modules linked in: [ 38.395090][ T449] Preemption disabled at: [ 38.395112][ T449] [] is_module_text_address+0x1f/0x360 [ 38.407770][ T449] CPU: 1 PID: 449 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 454] <... bpf resumed>) = 4 [pid 455] <... bpf resumed>) = 7 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 455] exit_group(0 [pid 454] <... bpf resumed>) = 5 [pid 455] <... exit_group resumed>) = ? [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 455] +++ exited with 0 +++ [pid 454] <... bpf resumed>) = 6 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 454] exit_group(0 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 454] <... exit_group resumed>) = ? [pid 304] <... restart_syscall resumed>) = 0 [pid 454] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 457 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 458 ./strace-static-x86_64: Process 458 attached [pid 458] set_robust_list(0x5555557fa660, 24) = 0 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 457 attached ) = 0 [pid 458] setpgid(0, 0 [pid 457] set_robust_list(0x5555557fa660, 24 [pid 458] <... setpgid resumed>) = 0 [pid 457] <... set_robust_list resumed>) = 0 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 458] <... openat resumed>) = 3 [pid 457] <... prctl resumed>) = 0 [pid 458] write(3, "1000", 4 [pid 457] setpgid(0, 0 [pid 458] <... write resumed>) = 4 [pid 457] <... setpgid resumed>) = 0 [pid 458] close(3 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] <... close resumed>) = 0 [pid 457] <... openat resumed>) = 3 [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] write(3, "1000", 4 [pid 458] <... bpf resumed>) = 3 [pid 457] <... write resumed>) = 4 [pid 458] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 457] close(3 [pid 458] <... bpf resumed>) = 0 [pid 457] <... close resumed>) = 0 [pid 452] <... bpf resumed>) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 458] <... bpf resumed>) = 4 [pid 457] <... bpf resumed>) = 3 [pid 452] <... bpf resumed>) = 4 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 457] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 458] <... bpf resumed>) = 5 [pid 457] <... bpf resumed>) = 0 [pid 452] <... bpf resumed>) = 5 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [ 38.419215][ T449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 38.429111][ T449] Call Trace: [ 38.432229][ T449] [ 38.435003][ T449] dump_stack_lvl+0x151/0x1b7 [ 38.439522][ T449] ? is_module_text_address+0x1f/0x360 [ 38.444831][ T449] ? is_module_text_address+0x1f/0x360 [ 38.450118][ T449] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 38.455510][ T449] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 38.461163][ T449] ? is_module_text_address+0x1f/0x360 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 458] <... bpf resumed>) = 6 [pid 457] <... bpf resumed>) = 4 [pid 452] <... bpf resumed>) = 6 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 458] <... bpf resumed>) = 7 [pid 457] <... bpf resumed>) = 5 [pid 452] <... bpf resumed>) = 7 [pid 458] exit_group(0 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 458] <... exit_group resumed>) = ? [pid 457] <... bpf resumed>) = 6 [pid 452] <... exit_group resumed>) = ? [pid 458] +++ exited with 0 +++ [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 452] +++ exited with 0 +++ [pid 457] <... bpf resumed>) = 7 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 457] exit_group(0 [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 457] <... exit_group resumed>) = ? [pid 308] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 457] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 459 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 460 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 461 ./strace-static-x86_64: Process 460 attached ./strace-static-x86_64: Process 461 attached [pid 460] set_robust_list(0x5555557fa660, 24 [pid 461] set_robust_list(0x5555557fa660, 24 [pid 460] <... set_robust_list resumed>) = 0 [pid 461] <... set_robust_list resumed>) = 0 [ 38.466624][ T449] dump_stack+0x15/0x1b [ 38.470734][ T449] __schedule_bug+0x195/0x260 [ 38.475226][ T449] ? cpu_util_update_eff+0x10e0/0x10e0 [ 38.480530][ T449] __schedule+0xcf7/0x1550 [ 38.484774][ T449] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 38.490095][ T449] ? __sched_text_start+0x8/0x8 [ 38.494769][ T449] do_task_dead+0x99/0xa0 [ 38.498927][ T449] do_exit+0x202a/0x2b80 [ 38.503013][ T449] ? put_task_struct+0x80/0x80 [ 38.507601][ T449] ? __kasan_check_write+0x14/0x20 [ 38.512547][ T449] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 38.517501][ T449] ? _raw_spin_lock_irqsave+0x210/0x210 [ 38.522912][ T449] ? zap_other_threads+0x29c/0x2d0 [ 38.527941][ T449] do_group_exit+0x21a/0x2d0 [ 38.532387][ T449] __x64_sys_exit_group+0x3f/0x40 [ 38.537222][ T449] do_syscall_64+0x3d/0xb0 [ 38.541473][ T449] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.547211][ T449] RIP: 0033:0x7fa93a2ef139 [ 38.551454][ T449] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [ 38.558312][ T449] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 460] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 459 attached [pid 461] <... prctl resumed>) = 0 [pid 460] setpgid(0, 0 [pid 461] setpgid(0, 0 [pid 460] <... setpgid resumed>) = 0 [pid 459] set_robust_list(0x5555557fa660, 24 [pid 461] <... setpgid resumed>) = 0 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 459] <... set_robust_list resumed>) = 0 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 460] <... openat resumed>) = 3 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 461] <... openat resumed>) = 3 [pid 460] write(3, "1000", 4 [pid 459] <... prctl resumed>) = 0 [pid 461] write(3, "1000", 4 [pid 460] <... write resumed>) = 4 [pid 459] setpgid(0, 0 [pid 461] <... write resumed>) = 4 [pid 460] close(3 [pid 459] <... setpgid resumed>) = 0 [pid 461] close(3 [pid 460] <... close resumed>) = 0 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 461] <... close resumed>) = 0 [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] <... openat resumed>) = 3 [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 resumed>) = 3 [pid 459] write(3, "1000", 4 [pid 461] <... bpf resumed>) = 3 [pid 460] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 459] <... write resumed>) = 4 [pid 461] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 460] <... bpf resumed>) = 0 [pid 459] close(3 [pid 461] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 459] <... close resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 461] <... bpf resumed>) = 4 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 459] <... bpf resumed>) = 3 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 460] <... bpf resumed>) = 5 [pid 459] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 461] <... bpf resumed>) = 5 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 461] <... bpf resumed>) = 6 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 459] <... bpf resumed>) = 4 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 460] <... bpf resumed>) = 7 [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 461] <... bpf resumed>) = 7 [pid 460] exit_group(0 [pid 459] <... bpf resumed>) = 5 [pid 461] exit_group(0 [pid 460] <... exit_group resumed>) = ? [pid 459] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... exit_group resumed>) = ? [pid 460] +++ exited with 0 +++ [pid 459] <... bpf resumed>) = 6 [pid 461] +++ exited with 0 +++ [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 453 attached [pid 459] <... bpf resumed>) = 7 [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 459] exit_group(0 [pid 453] set_robust_list(0x5555557fa660, 24 [pid 308] <... restart_syscall resumed>) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 459] <... exit_group resumed>) = ? [pid 453] <... set_robust_list resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 459] +++ exited with 0 +++ [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 462 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 453] setpgid(0, 0) = 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 463 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 453] <... openat resumed>) = 3 [pid 453] write(3, "1000", 4 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 464 [pid 453] <... write resumed>) = 4 [pid 453] close(3) = 0 ./strace-static-x86_64: Process 463 attached [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./strace-static-x86_64: Process 464 attached ./strace-static-x86_64: Process 462 attached [pid 463] set_robust_list(0x5555557fa660, 24 [pid 453] <... bpf resumed>) = 3 [pid 464] set_robust_list(0x5555557fa660, 24 [pid 463] <... set_robust_list resumed>) = 0 [pid 462] set_robust_list(0x5555557fa660, 24 [pid 453] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 464] <... set_robust_list resumed>) = 0 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 462] <... set_robust_list resumed>) = 0 [pid 453] <... bpf resumed>) = 0 [pid 464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 463] <... prctl resumed>) = 0 [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 464] <... prctl resumed>) = 0 [pid 463] setpgid(0, 0 [pid 462] <... prctl resumed>) = 0 [pid 453] <... bpf resumed>) = 4 [pid 464] setpgid(0, 0 [pid 463] <... setpgid resumed>) = 0 [pid 462] setpgid(0, 0 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 464] <... setpgid resumed>) = 0 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 462] <... setpgid resumed>) = 0 [pid 453] <... bpf resumed>) = 5 [pid 464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 463] <... openat resumed>) = 3 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 453] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 464] <... openat resumed>) = 3 [pid 463] write(3, "1000", 4 [pid 462] <... openat resumed>) = 3 [pid 453] <... bpf resumed>) = 6 [pid 464] write(3, "1000", 4 [pid 463] <... write resumed>) = 4 [pid 462] write(3, "1000", 4 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 464] <... write resumed>) = 4 [pid 463] close(3 [pid 462] <... write resumed>) = 4 [pid 453] <... bpf resumed>) = 7 [pid 464] close(3 [pid 463] <... close resumed>) = 0 [pid 462] close(3 [pid 453] exit_group(0 [pid 464] <... close resumed>) = 0 [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] <... close resumed>) = 0 [pid 453] <... exit_group resumed>) = ? [pid 464] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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 resumed>) = 3 [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 453] +++ exited with 0 +++ [pid 464] <... bpf resumed>) = 3 [pid 463] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 462] <... bpf resumed>) = 3 [pid 464] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 463] <... bpf resumed>) = 0 [pid 462] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 464] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 462] <... bpf resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 456 attached [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 463] <... bpf resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] <... restart_syscall resumed>) = 0 [pid 464] <... bpf resumed>) = 4 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 462] <... bpf resumed>) = 4 [pid 456] set_robust_list(0x5555557fa660, 24 [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 456] <... set_robust_list resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 467 attached [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 467] set_robust_list(0x5555557fa660, 24 [pid 456] <... prctl resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 467 [pid 467] <... set_robust_list resumed>) = 0 [pid 456] setpgid(0, 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 456] <... setpgid resumed>) = 0 [pid 467] <... prctl resumed>) = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 467] setpgid(0, 0 [pid 456] <... openat resumed>) = 3 [pid 467] <... setpgid resumed>) = 0 [pid 456] write(3, "1000", 4 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 456] <... write resumed>) = 4 [pid 467] <... openat resumed>) = 3 [pid 456] close(3 [pid 467] write(3, "1000", 4 [pid 456] <... close resumed>) = 0 [pid 467] <... write resumed>) = 4 [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 467] close(3 [pid 456] <... bpf resumed>) = 3 [pid 467] <... close resumed>) = 0 [pid 456] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 456] <... bpf resumed>) = 0 [pid 467] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 467] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 456] <... bpf resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 467] <... bpf resumed>) = 4 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 463] <... bpf resumed>) = 5 [pid 464] <... bpf resumed>) = 5 [pid 463] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 5 [pid 467] <... bpf resumed>) = 5 [ 38.566558][ T449] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [ 38.574373][ T449] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 38.582193][ T449] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 38.590096][ T449] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 38.597981][ T449] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 38.606245][ T449] [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 5 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 464] <... bpf resumed>) = 6 [pid 463] exit_group(0) = ? [pid 463] +++ exited with 0 +++ [pid 462] <... bpf resumed>) = 6 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 467] <... bpf resumed>) = 6 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 456] <... bpf resumed>) = 6 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 464] exit_group(0 [pid 462] <... bpf resumed>) = 7 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 467] <... bpf resumed>) = 7 [pid 464] <... exit_group resumed>) = ? [pid 462] exit_group(0 [pid 456] <... bpf resumed>) = 7 [pid 467] exit_group(0 [pid 462] <... exit_group resumed>) = ? [pid 456] exit_group(0 [pid 467] <... exit_group resumed>) = ? [pid 464] +++ exited with 0 +++ [pid 462] +++ exited with 0 +++ [pid 456] <... exit_group resumed>) = ? [pid 467] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 469 attached [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 469] set_robust_list(0x5555557fa660, 24 [pid 456] +++ exited with 0 +++ [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 469 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 472 attached ./strace-static-x86_64: Process 471 attached ./strace-static-x86_64: Process 470 attached [pid 469] <... set_robust_list resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 470 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 471 [pid 472] set_robust_list(0x5555557fa660, 24 [pid 471] set_robust_list(0x5555557fa660, 24 [pid 470] set_robust_list(0x5555557fa660, 24 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 472 [pid 472] <... set_robust_list resumed>) = 0 [pid 471] <... set_robust_list resumed>) = 0 [pid 470] <... set_robust_list resumed>) = 0 [pid 469] <... prctl resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 473 ./strace-static-x86_64: Process 473 attached [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 469] setpgid(0, 0 [pid 472] <... prctl resumed>) = 0 [pid 471] <... prctl resumed>) = 0 [pid 470] <... prctl resumed>) = 0 [pid 469] <... setpgid resumed>) = 0 [pid 473] set_robust_list(0x5555557fa660, 24 [pid 472] setpgid(0, 0 [pid 471] setpgid(0, 0 [pid 470] setpgid(0, 0 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 473] <... set_robust_list resumed>) = 0 [pid 472] <... setpgid resumed>) = 0 [pid 471] <... setpgid resumed>) = 0 [pid 470] <... setpgid resumed>) = 0 [pid 469] <... openat resumed>) = 3 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 469] write(3, "1000", 4 [pid 473] <... prctl resumed>) = 0 [pid 472] <... openat resumed>) = 3 [pid 471] <... openat resumed>) = 3 [pid 470] <... openat resumed>) = 3 [pid 469] <... write resumed>) = 4 [pid 473] setpgid(0, 0 [pid 472] write(3, "1000", 4 [pid 471] write(3, "1000", 4 [pid 470] write(3, "1000", 4 [pid 469] close(3 [pid 473] <... setpgid resumed>) = 0 [pid 472] <... write resumed>) = 4 [pid 471] <... write resumed>) = 4 [pid 470] <... write resumed>) = 4 [pid 469] <... close resumed>) = 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 472] close(3 [pid 471] close(3 [pid 470] close(3 [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 473] <... openat resumed>) = 3 [pid 472] <... close resumed>) = 0 [pid 471] <... close resumed>) = 0 [pid 470] <... close resumed>) = 0 [pid 469] <... bpf resumed>) = 3 [pid 473] write(3, "1000", 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 469] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 473] <... write resumed>) = 4 [pid 472] <... bpf resumed>) = 3 [pid 471] <... bpf resumed>) = 3 [pid 470] <... bpf resumed>) = 3 [pid 469] <... bpf resumed>) = 0 [pid 473] close(3 [pid 472] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 471] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 470] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 473] <... close resumed>) = 0 [pid 472] <... bpf resumed>) = 0 [pid 471] <... bpf resumed>) = 0 [pid 470] <... bpf resumed>) = 0 [pid 469] <... bpf resumed>) = 4 [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 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 473] <... bpf resumed>) = 3 [pid 472] <... bpf resumed>) = 4 [pid 471] <... bpf resumed>) = 4 [pid 470] <... bpf resumed>) = 4 [pid 469] <... bpf resumed>) = 5 [pid 473] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 473] <... bpf resumed>) = 0 [pid 472] <... bpf resumed>) = 5 [pid 471] <... bpf resumed>) = 5 [pid 470] <... bpf resumed>) = 5 [pid 469] <... bpf resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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="kmem_cache_free", prog_fd=6}}, 16 [pid 473] <... bpf resumed>) = 4 [pid 472] <... bpf resumed>) = 6 [pid 471] <... bpf resumed>) = 6 [pid 470] <... bpf resumed>) = 6 [pid 469] <... bpf resumed>) = 7 [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 469] exit_group(0 [pid 473] <... bpf resumed>) = 5 [pid 472] <... bpf resumed>) = 7 [pid 471] <... bpf resumed>) = 7 [pid 470] <... bpf resumed>) = 7 [pid 469] <... exit_group resumed>) = ? [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 472] exit_group(0 [pid 471] exit_group(0 [pid 470] exit_group(0 [pid 469] +++ exited with 0 +++ [pid 472] <... exit_group resumed>) = ? [pid 471] <... exit_group resumed>) = ? [pid 470] <... exit_group resumed>) = ? [pid 473] <... bpf resumed>) = 6 [pid 472] +++ exited with 0 +++ [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 471] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 473] <... bpf resumed>) = 7 [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 473] exit_group(0 [pid 470] +++ exited with 0 +++ [pid 308] <... restart_syscall resumed>) = 0 [pid 473] <... exit_group resumed>) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 475 attached [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 475] set_robust_list(0x5555557fa660, 24 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 474 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 475 [pid 475] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 474 attached [pid 474] set_robust_list(0x5555557fa660, 24 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 476 [pid 305] <... restart_syscall resumed>) = 0 [pid 474] <... set_robust_list resumed>) = 0 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 475] <... prctl resumed>) = 0 [pid 474] <... prctl resumed>) = 0 [pid 474] setpgid(0, 0) = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 475] setpgid(0, 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 477 [pid 475] <... setpgid resumed>) = 0 [pid 473] +++ exited with 0 +++ [pid 474] <... openat resumed>) = 3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 474] write(3, "1000", 4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 474] <... write resumed>) = 4 [pid 474] close(3) = 0 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 478 [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 475] <... openat resumed>) = 3 [pid 474] <... bpf resumed>) = 3 [pid 475] write(3, "1000", 4 [pid 474] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 475] <... write resumed>) = 4 [pid 474] <... bpf resumed>) = 0 [pid 475] close(3./strace-static-x86_64: Process 476 attached [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 475] <... close resumed>) = 0 ./strace-static-x86_64: Process 478 attached [pid 476] set_robust_list(0x5555557fa660, 24 [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 [pid 474] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 477 attached [pid 476] <... set_robust_list resumed>) = 0 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 478] set_robust_list(0x5555557fa660, 24 [pid 477] set_robust_list(0x5555557fa660, 24 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 475] <... bpf resumed>) = 3 [pid 478] <... set_robust_list resumed>) = 0 [pid 477] <... set_robust_list resumed>) = 0 [pid 476] <... prctl resumed>) = 0 [pid 475] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 476] setpgid(0, 0 [pid 475] <... bpf resumed>) = 0 [pid 478] <... prctl resumed>) = 0 [pid 477] <... prctl resumed>) = 0 [pid 476] <... setpgid resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 478] setpgid(0, 0 [pid 477] setpgid(0, 0 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 477] <... setpgid resumed>) = 0 [pid 476] <... openat resumed>) = 3 [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 476] write(3, "1000", 4 [pid 478] <... setpgid resumed>) = 0 [pid 477] <... openat resumed>) = 3 [pid 476] <... write resumed>) = 4 [pid 475] <... bpf resumed>) = 4 [pid 477] write(3, "1000", 4 [pid 476] close(3 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 477] <... write resumed>) = 4 [pid 476] <... close resumed>) = 0 [pid 477] close(3 [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 478] <... openat resumed>) = 3 [pid 477] <... close resumed>) = 0 [pid 476] <... bpf resumed>) = 3 [pid 478] write(3, "1000", 4 [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_MAP_FREEZE, {map_fd=3}, 4 [pid 478] <... write resumed>) = 4 [pid 477] <... bpf resumed>) = 3 [pid 476] <... bpf resumed>) = 0 [pid 477] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 478] close(3 [pid 477] <... bpf resumed>) = 0 [pid 476] <... bpf resumed>) = 4 [pid 478] <... close resumed>) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 477] <... bpf resumed>) = 4 [pid 478] <... bpf resumed>) = 3 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 478] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 477] <... bpf resumed>) = 5 [pid 476] <... bpf resumed>) = 5 [pid 475] <... bpf resumed>) = 5 [pid 474] <... bpf resumed>) = 5 [pid 478] <... bpf resumed>) = 0 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 477] <... bpf resumed>) = 6 [pid 476] <... bpf resumed>) = 6 [pid 475] <... bpf resumed>) = 6 [pid 474] <... bpf resumed>) = 6 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 477] <... bpf resumed>) = 7 [pid 476] <... bpf resumed>) = 7 [pid 474] <... bpf resumed>) = 7 [pid 478] <... bpf resumed>) = 4 [pid 477] exit_group(0 [pid 476] exit_group(0 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 474] exit_group(0 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 477] <... exit_group resumed>) = ? [pid 476] <... exit_group resumed>) = ? [pid 475] <... bpf resumed>) = 7 [pid 474] <... exit_group resumed>) = ? [pid 478] <... bpf resumed>) = 5 [pid 477] +++ exited with 0 +++ [pid 476] +++ exited with 0 +++ [pid 475] exit_group(0 [pid 474] +++ exited with 0 +++ [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 475] <... exit_group resumed>) = ? [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 478] <... bpf resumed>) = 6 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 479 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 480 attached [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 480 [pid 480] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 479 attached ) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 479] set_robust_list(0x5555557fa660, 24) = 0 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 481 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 480] <... setpgid resumed>) = 0 [pid 479] <... openat resumed>) = 3 [pid 479] write(3, "1000", 4) = 4 [pid 479] close(3 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 479] <... close resumed>) = 0 [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 480] <... openat resumed>) = 3 [pid 479] <... bpf resumed>) = 3 [pid 479] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 480] write(3, "1000", 4 [pid 479] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 481 attached [pid 480] <... write resumed>) = 4 [pid 479] <... bpf resumed>) = 4 [pid 481] set_robust_list(0x5555557fa660, 24 [pid 480] close(3 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 481] <... set_robust_list resumed>) = 0 [pid 480] <... close resumed>) = 0 [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [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 481] <... prctl resumed>) = 0 [pid 480] <... bpf resumed>) = 3 [pid 481] setpgid(0, 0 [pid 480] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 481] <... setpgid resumed>) = 0 [pid 480] <... bpf resumed>) = 0 [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 481] <... openat resumed>) = 3 [pid 481] write(3, "1000", 4) = 4 [pid 481] close(3) = 0 [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) = 3 [pid 480] <... bpf resumed>) = 4 [pid 481] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 480] <... bpf resumed>) = 5 [pid 479] <... bpf resumed>) = 5 [pid 478] <... bpf resumed>) = 7 [pid 475] +++ exited with 0 +++ [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 480] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 5 [pid 480] <... bpf resumed>) = 6 [pid 479] <... bpf resumed>) = 6 [pid 478] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 481] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 478] <... exit_group resumed>) = ? [pid 481] <... bpf resumed>) = 6 [pid 480] <... bpf resumed>) = 7 [pid 479] <... bpf resumed>) = 7 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 479] exit_group(0 [pid 481] <... bpf resumed>) = 7 [pid 479] <... exit_group resumed>) = ? [pid 481] exit_group(0 [pid 480] exit_group(0 [pid 479] +++ exited with 0 +++ [pid 478] +++ exited with 0 +++ [pid 481] <... exit_group resumed>) = ? [pid 480] <... exit_group resumed>) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 481] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... restart_syscall resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 482 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 482 attached [pid 482] set_robust_list(0x5555557fa660, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 482] <... openat resumed>) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [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) = 3 [pid 482] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 483 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 484 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 485 ./strace-static-x86_64: Process 485 attached ./strace-static-x86_64: Process 484 attached [pid 480] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 483 attached [pid 485] set_robust_list(0x5555557fa660, 24 [pid 484] set_robust_list(0x5555557fa660, 24 [pid 482] <... bpf resumed>) = 4 [pid 483] set_robust_list(0x5555557fa660, 24 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 483] <... set_robust_list resumed>) = 0 [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 483] setpgid(0, 0) = 0 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 486 [pid 483] <... openat resumed>) = 3 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 485] <... set_robust_list resumed>) = 0 [pid 483] write(3, "1000", 4) = 4 [pid 483] close(3) = 0 [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 485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 484] <... set_robust_list resumed>) = 0 [pid 485] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 486 attached [pid 485] setpgid(0, 0 [pid 483] <... bpf resumed>) = 3 [pid 485] <... setpgid resumed>) = 0 [pid 486] set_robust_list(0x5555557fa660, 24 [pid 483] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 486] <... set_robust_list resumed>) = 0 [pid 483] <... bpf resumed>) = 0 [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 486] <... prctl resumed>) = 0 [pid 485] <... openat resumed>) = 3 [pid 484] <... prctl resumed>) = 0 [pid 483] <... bpf resumed>) = 4 [pid 484] setpgid(0, 0 [pid 485] write(3, "1000", 4 [pid 484] <... setpgid resumed>) = 0 [pid 485] <... write resumed>) = 4 [pid 486] setpgid(0, 0 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 486] <... setpgid resumed>) = 0 [pid 485] close(3 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 486] write(3, "1000", 4) = 4 [pid 486] close(3) = 0 [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 485] <... close resumed>) = 0 [pid 486] <... bpf resumed>) = 3 [pid 484] <... openat resumed>) = 3 [pid 486] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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] write(3, "1000", 4 [pid 486] <... bpf resumed>) = 0 [pid 485] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 485] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 484] <... write resumed>) = 4 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 485] <... bpf resumed>) = 0 [pid 484] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 484] <... close resumed>) = 0 [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) = 3 [pid 485] <... bpf resumed>) = 4 [pid 482] <... bpf resumed>) = 5 [pid 486] <... bpf resumed>) = 5 [pid 484] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 483] <... bpf resumed>) = 5 [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 484] <... bpf resumed>) = 0 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 486] <... bpf resumed>) = 6 [pid 485] <... bpf resumed>) = 5 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 483] <... bpf resumed>) = 6 [pid 482] <... bpf resumed>) = 7 [pid 486] <... bpf resumed>) = 7 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 482] exit_group(0 [pid 486] exit_group(0 [pid 484] <... bpf resumed>) = 5 [pid 482] <... exit_group resumed>) = ? [pid 483] <... bpf resumed>) = 7 [pid 486] <... exit_group resumed>) = ? [pid 485] <... bpf resumed>) = 6 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] +++ exited with 0 +++ [pid 486] +++ exited with 0 +++ [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 484] <... bpf resumed>) = 6 [pid 483] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 483] <... exit_group resumed>) = ? [pid 485] <... bpf resumed>) = 7 [pid 484] <... bpf resumed>) = 7 [pid 484] exit_group(0) = ? [pid 484] +++ exited with 0 +++ [pid 483] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 485] exit_group(0) = ? ./strace-static-x86_64: Process 487 attached [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 487 [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 487] set_robust_list(0x5555557fa660, 24) = 0 [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 488 ./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x5555557fa660, 24 [pid 487] <... prctl resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 488] <... set_robust_list resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 487] setpgid(0, 0) = 0 [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] +++ exited with 0 +++ [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 489 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 490 ./strace-static-x86_64: Process 489 attached [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 487] write(3, "1000", 4 [pid 488] <... prctl resumed>) = 0 [pid 489] set_robust_list(0x5555557fa660, 24 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 489] <... set_robust_list resumed>) = 0 [pid 488] setpgid(0, 0 [pid 487] <... write resumed>) = 4 [pid 487] close(3) = 0 [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./strace-static-x86_64: Process 491 attached [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 488] <... setpgid resumed>) = 0 [pid 487] <... bpf resumed>) = 3 [pid 491] set_robust_list(0x5555557fa660, 24 [pid 489] <... prctl resumed>) = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 487] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 491 [pid 489] setpgid(0, 0 [pid 487] <... bpf resumed>) = 0 [pid 489] <... setpgid resumed>) = 0 [pid 488] <... openat resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 490 attached [pid 491] <... set_robust_list resumed>) = 0 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 488] write(3, "1000", 4 [pid 487] <... bpf resumed>) = 4 [pid 490] set_robust_list(0x5555557fa660, 24 [pid 488] <... write resumed>) = 4 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 490] <... set_robust_list resumed>) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 489] <... openat resumed>) = 3 [pid 488] close(3 [pid 491] <... prctl resumed>) = 0 [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 489] write(3, "1000", 4 [pid 488] <... close resumed>) = 0 [pid 491] setpgid(0, 0 [pid 489] <... write resumed>) = 4 [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 490] <... prctl resumed>) = 0 [pid 490] setpgid(0, 0 [pid 489] close(3 [pid 488] <... bpf resumed>) = 3 [pid 491] <... setpgid resumed>) = 0 [pid 490] <... setpgid resumed>) = 0 [pid 488] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 489] <... close resumed>) = 0 [pid 488] <... bpf resumed>) = 0 [pid 491] <... openat resumed>) = 3 [pid 490] <... openat resumed>) = 3 [pid 491] write(3, "1000", 4 [pid 490] write(3, "1000", 4 [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 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 491] <... write resumed>) = 4 [pid 490] <... write resumed>) = 4 [pid 489] <... bpf resumed>) = 3 [pid 490] close(3) = 0 [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) = 3 [pid 490] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 491] close(3 [pid 490] <... bpf resumed>) = 4 [pid 489] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 488] <... bpf resumed>) = 4 [pid 491] <... close resumed>) = 0 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 489] <... bpf resumed>) = 0 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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) = 3 [pid 491] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 490] <... bpf resumed>) = 5 [pid 489] <... bpf resumed>) = 4 [pid 488] <... bpf resumed>) = 5 [pid 487] <... bpf resumed>) = 5 [pid 491] <... bpf resumed>) = 4 [pid 490] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 488] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 490] <... bpf resumed>) = 6 [pid 487] <... bpf resumed>) = 6 [pid 491] <... bpf resumed>) = 5 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 487] <... bpf resumed>) = 7 [pid 491] <... bpf resumed>) = 6 [pid 490] <... bpf resumed>) = 7 [pid 489] <... bpf resumed>) = 5 [pid 488] <... bpf resumed>) = 6 [pid 487] exit_group(0 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 487] <... exit_group resumed>) = ? [pid 491] <... bpf resumed>) = 7 [pid 490] exit_group(0 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 487] +++ exited with 0 +++ [pid 491] exit_group(0 [pid 490] <... exit_group resumed>) = ? [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 491] <... exit_group resumed>) = ? [pid 488] <... bpf resumed>) = 7 [pid 491] +++ exited with 0 +++ [pid 490] +++ exited with 0 +++ [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 488] exit_group(0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 492 [pid 305] <... restart_syscall resumed>) = 0 [pid 489] <... bpf resumed>) = 6 [pid 488] <... exit_group resumed>) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 492 attached [pid 492] set_robust_list(0x5555557fa660, 24) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 493 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 492] setpgid(0, 0) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 492] write(3, "1000", 4 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 494 [pid 492] <... write resumed>) = 4 [pid 492] close(3) = 0 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 494 attached [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 494] set_robust_list(0x5555557fa660, 24) = 0 [pid 492] <... bpf resumed>) = 3 [pid 492] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 493 attached [pid 489] <... bpf resumed>) = 7 [pid 488] +++ exited with 0 +++ [pid 493] set_robust_list(0x5555557fa660, 24 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 493] <... set_robust_list resumed>) = 0 [pid 489] exit_group(0 [pid 494] <... prctl resumed>) = 0 [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 492] <... bpf resumed>) = 4 [pid 489] <... exit_group resumed>) = ? [pid 493] <... prctl resumed>) = 0 [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 493] setpgid(0, 0 [pid 492] <... bpf resumed>) = 5 [pid 493] <... setpgid resumed>) = 0 [pid 492] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 492] <... bpf resumed>) = 6 [pid 493] <... openat resumed>) = 3 [pid 493] write(3, "1000", 4) = 4 [pid 494] <... setpgid resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 493] close(3 [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 493] <... close resumed>) = 0 [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 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 493] <... bpf resumed>) = 3 [pid 493] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 495 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 494] <... openat resumed>) = 3 [pid 493] <... bpf resumed>) = 4 [pid 494] write(3, "1000", 4 [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 494] <... write resumed>) = 4 [pid 494] close(3./strace-static-x86_64: Process 495 attached ) = 0 [pid 495] set_robust_list(0x5555557fa660, 24 [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 [pid 495] <... set_robust_list resumed>) = 0 [pid 494] <... bpf resumed>) = 3 [pid 494] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 495] setpgid(0, 0) = 0 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 495] write(3, "1000", 4) = 4 [pid 495] close(3 [pid 494] <... bpf resumed>) = 4 [pid 495] <... close resumed>) = 0 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 495] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 494] <... bpf resumed>) = 5 [pid 493] <... bpf resumed>) = 5 [pid 492] <... bpf resumed>) = 7 [pid 489] +++ exited with 0 +++ [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 495] <... bpf resumed>) = 6 [pid 494] <... bpf resumed>) = 6 [pid 493] <... bpf resumed>) = 6 [pid 492] <... exit_group resumed>) = ? [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 492] +++ exited with 0 +++ [pid 307] <... restart_syscall resumed>) = 0 [pid 495] <... bpf resumed>) = 7 [pid 493] <... bpf resumed>) = 7 [pid 495] exit_group(0 [pid 493] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 495] <... exit_group resumed>) = ? [pid 493] <... exit_group resumed>) = ? [pid 495] +++ exited with 0 +++ [pid 494] <... bpf resumed>) = 7 [pid 493] +++ exited with 0 +++ [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 494] exit_group(0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 494] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 497 attached ./strace-static-x86_64: Process 496 attached [pid 497] set_robust_list(0x5555557fa660, 24 [pid 496] set_robust_list(0x5555557fa660, 24 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 497 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 496 [pid 497] <... set_robust_list resumed>) = 0 [pid 496] <... set_robust_list resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 499 attached ./strace-static-x86_64: Process 498 attached [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 494] +++ exited with 0 +++ [pid 499] set_robust_list(0x5555557fa660, 24 [pid 498] set_robust_list(0x5555557fa660, 24 [pid 497] <... prctl resumed>) = 0 [pid 496] <... prctl resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 498 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 499 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 498] <... set_robust_list resumed>) = 0 [pid 497] setpgid(0, 0 [pid 496] setpgid(0, 0 [pid 499] <... set_robust_list resumed>) = 0 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 497] <... setpgid resumed>) = 0 [pid 496] <... setpgid resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 497] <... openat resumed>) = 3 [pid 496] <... openat resumed>) = 3 [pid 498] <... prctl resumed>) = 0 [pid 497] write(3, "1000", 4 [pid 496] write(3, "1000", 4 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 498] setpgid(0, 0 [pid 497] <... write resumed>) = 4 [pid 496] <... write resumed>) = 4 [pid 499] <... prctl resumed>) = 0 [pid 499] setpgid(0, 0 [pid 497] close(3 [pid 496] close(3 [pid 497] <... close resumed>) = 0 [pid 498] <... setpgid resumed>) = 0 [pid 496] <... close resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 500 [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 499] <... setpgid resumed>) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 498] <... openat resumed>) = 3 [pid 497] <... bpf resumed>) = 3 [pid 496] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 500 attached [pid 499] <... openat resumed>) = 3 [pid 500] set_robust_list(0x5555557fa660, 24 [pid 499] write(3, "1000", 4 [pid 498] write(3, "1000", 4 [pid 497] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 496] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 500] <... set_robust_list resumed>) = 0 [pid 499] <... write resumed>) = 4 [pid 498] <... write resumed>) = 4 [pid 497] <... bpf resumed>) = 0 [pid 496] <... bpf resumed>) = 0 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] close(3 [pid 498] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 500] <... prctl resumed>) = 0 [pid 499] <... close resumed>) = 0 [pid 498] <... close resumed>) = 0 [pid 500] setpgid(0, 0 [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 500] <... setpgid resumed>) = 0 [pid 499] <... bpf resumed>) = 3 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 497] <... bpf resumed>) = 4 [pid 500] <... openat resumed>) = 3 [pid 499] <... bpf resumed>) = 0 [pid 500] write(3, "1000", 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 500] <... write resumed>) = 4 [pid 499] <... bpf resumed>) = 4 [pid 498] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 496] <... bpf resumed>) = 4 [pid 500] close(3 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 500] <... close resumed>) = 0 [pid 498] <... bpf resumed>) = 3 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 498] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 500] <... bpf resumed>) = 3 [pid 500] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 498] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 500] <... bpf resumed>) = 0 [pid 499] <... bpf resumed>) = 5 [pid 497] <... bpf resumed>) = 5 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 496] <... bpf resumed>) = 5 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 499] <... bpf resumed>) = 6 [pid 498] <... bpf resumed>) = 4 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 499] exit_group(0 [pid 497] <... bpf resumed>) = 6 [pid 496] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 499] <... exit_group resumed>) = ? [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 499] +++ exited with 0 +++ [pid 498] <... bpf resumed>) = 5 [pid 496] <... bpf resumed>) = 6 [pid 498] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 497] <... bpf resumed>) = 7 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 500] <... bpf resumed>) = 4 [pid 496] <... bpf resumed>) = 7 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 498] <... bpf resumed>) = 6 [pid 497] exit_group(0 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 497] <... exit_group resumed>) = ? [pid 496] exit_group(0 [pid 500] <... bpf resumed>) = 5 [pid 498] <... bpf resumed>) = 7 [pid 496] <... exit_group resumed>) = ? [pid 498] exit_group(0) = ? [pid 498] +++ exited with 0 +++ [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 500] exit_group(0) = ? [pid 500] +++ exited with 0 +++ [pid 497] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 496] +++ exited with 0 +++ [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 501 ./strace-static-x86_64: Process 501 attached [pid 501] set_robust_list(0x5555557fa660, 24) = 0 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 501] setpgid(0, 0) = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 501] write(3, "1000", 4) = 4 [pid 501] close(3) = 0 [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) = 3 [pid 501] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 501] exit_group(0) = ? [pid 501] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 502 ./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x5555557fa660, 24) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] setpgid(0, 0) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3) = 0 [ 38.980665][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000101? [ 38.994317][ T496] BUG: scheduling while atomic: syz-executor327/496/0x00000002 [ 39.002682][ T496] Modules linked in: [ 39.007149][ T496] Preemption disabled at: [ 39.007171][ T496] [] up_write+0x27/0x1f0 [ 39.018313][ T496] CPU: 1 PID: 496 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [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) = 3 [pid 502] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 502] exit_group(0) = ? [pid 502] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 503 ./strace-static-x86_64: Process 503 attached [pid 503] set_robust_list(0x5555557fa660, 24) = 0 [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 503] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 39.029768][ T496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 39.039663][ T496] Call Trace: [ 39.042785][ T496] [ 39.045562][ T496] dump_stack_lvl+0x151/0x1b7 [ 39.050084][ T496] ? up_write+0x27/0x1f0 [ 39.054150][ T496] ? up_write+0x27/0x1f0 [ 39.058250][ T496] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 39.063650][ T496] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 39.069294][ T496] ? up_write+0x27/0x1f0 [ 39.073370][ T496] dump_stack+0x15/0x1b [ 39.077491][ T496] __schedule_bug+0x195/0x260 [ 39.082020][ T496] ? cpu_util_update_eff+0x10e0/0x10e0 [ 39.087318][ T496] __schedule+0xcf7/0x1550 [ 39.091559][ T496] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 39.096854][ T496] ? __sched_text_start+0x8/0x8 [ 39.101551][ T496] do_task_dead+0x99/0xa0 [ 39.105715][ T496] do_exit+0x202a/0x2b80 [ 39.109897][ T496] ? put_task_struct+0x80/0x80 [ 39.114490][ T496] ? __kasan_check_write+0x14/0x20 [ 39.119438][ T496] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 39.124380][ T496] ? _raw_spin_lock_irqsave+0x210/0x210 [ 39.129870][ T496] ? zap_other_threads+0x29c/0x2d0 [ 39.134890][ T496] do_group_exit+0x21a/0x2d0 [ 39.139349][ T496] __x64_sys_exit_group+0x3f/0x40 [ 39.144170][ T496] do_syscall_64+0x3d/0xb0 [ 39.148431][ T496] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 39.154168][ T496] RIP: 0033:0x7fa93a2ef139 [ 39.158403][ T496] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [ 39.165262][ T496] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 39.173512][ T496] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 503] exit_group(0) = ? [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... restart_syscall resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... restart_syscall resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 505 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 504 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 506 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 507 [pid 503] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 508 ./strace-static-x86_64: Process 507 attached [pid 507] set_robust_list(0x5555557fa660, 24) = 0 [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 507] setpgid(0, 0) = 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 507] write(3, "1000", 4./strace-static-x86_64: Process 508 attached ) = 4 [pid 508] set_robust_list(0x5555557fa660, 24 [pid 507] close(3 [pid 508] <... set_robust_list resumed>) = 0 [pid 507] <... close resumed>) = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [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 508] <... prctl resumed>) = 0 [pid 507] <... bpf resumed>) = 3 [pid 508] setpgid(0, 0 [pid 507] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 508] <... setpgid resumed>) = 0 [pid 507] <... bpf resumed>) = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 508] <... openat resumed>) = 3 [pid 507] <... bpf resumed>) = 4 [pid 508] write(3, "1000", 4 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 508] <... write resumed>) = 4 [pid 507] <... bpf resumed>) = 5 [pid 508] close(3 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... close resumed>) = 0 [pid 507] <... bpf resumed>) = 6 [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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 508] <... bpf resumed>) = 3 [pid 507] <... bpf resumed>) = 7 [pid 508] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 507] exit_group(0 [pid 508] <... bpf resumed>) = 0 [pid 507] <... exit_group resumed>) = ? [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 507] +++ exited with 0 +++ [pid 508] <... bpf resumed>) = 4 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 508] <... bpf resumed>) = 6 [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 509 [pid 508] <... bpf resumed>) = 7 [pid 508] exit_group(0) = ? [pid 508] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 510 ./strace-static-x86_64: Process 510 attached [pid 510] set_robust_list(0x5555557fa660, 24) = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 509 attached ) = 0 [pid 510] setpgid(0, 0 [pid 509] set_robust_list(0x5555557fa660, 24 [pid 510] <... setpgid resumed>) = 0 [pid 509] <... set_robust_list resumed>) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 510] <... openat resumed>) = 3 [pid 509] <... prctl resumed>) = 0 [pid 510] write(3, "1000", 4) = 4 [pid 509] setpgid(0, 0 [pid 510] close(3 [pid 509] <... setpgid resumed>) = 0 [pid 510] <... close resumed>) = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 509] <... openat resumed>) = 3 [pid 510] <... bpf resumed>) = 3 [pid 509] write(3, "1000", 4 [pid 510] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 509] <... write resumed>) = 4 [pid 510] <... bpf resumed>) = 0 [pid 509] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 509] <... close resumed>) = 0 [pid 510] <... bpf resumed>) = 4 [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 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 509] <... bpf resumed>) = 3 [pid 510] <... bpf resumed>) = 5 [pid 509] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 510] <... bpf resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 509] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 504 attached [pid 510] <... bpf resumed>) = 7 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 510] exit_group(0 [pid 509] <... bpf resumed>) = 5 [pid 504] set_robust_list(0x5555557fa660, 24 [pid 510] <... exit_group resumed>) = ? [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 504] <... set_robust_list resumed>) = 0 [pid 510] +++ exited with 0 +++ [pid 509] <... bpf resumed>) = 6 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 509] <... bpf resumed>) = 7 [pid 504] <... prctl resumed>) = 0 [pid 509] exit_group(0 [pid 504] setpgid(0, 0 [pid 509] <... exit_group resumed>) = ? [pid 504] <... setpgid resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 509] +++ exited with 0 +++ [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 511 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 504] write(3, "1000", 4) = 4 [pid 504] close(3 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 504] <... close resumed>) = 0 [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 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 512 [pid 504] <... bpf resumed>) = 3 [pid 504] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 ./strace-static-x86_64: Process 512 attached [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 512] set_robust_list(0x5555557fa660, 24 [pid 504] <... bpf resumed>) = 4 [pid 512] <... set_robust_list resumed>) = 0 [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 511 attached [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 504] <... bpf resumed>) = 5 ./strace-static-x86_64: Process 506 attached [pid 512] <... prctl resumed>) = 0 [pid 511] set_robust_list(0x5555557fa660, 24 [pid 504] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0 [pid 511] <... set_robust_list resumed>) = 0 [pid 506] set_robust_list(0x5555557fa660, 24 [pid 504] <... bpf resumed>) = 6 [pid 511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 511] <... prctl resumed>) = 0 [pid 511] setpgid(0, 0) = 0 [pid 512] <... setpgid resumed>) = 0 [pid 511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 506] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 505 attached [pid 511] <... openat resumed>) = 3 [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 511] write(3, "1000", 4 [pid 506] <... prctl resumed>) = 0 [pid 505] set_robust_list(0x5555557fa660, 24 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 511] <... write resumed>) = 4 [pid 506] setpgid(0, 0 [pid 505] <... set_robust_list resumed>) = 0 [pid 511] close(3 [pid 506] <... setpgid resumed>) = 0 [pid 511] <... close resumed>) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL [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 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 505] <... prctl resumed>) = 0 [pid 512] <... openat resumed>) = 3 [pid 511] <... bpf resumed>) = 3 [pid 506] <... openat resumed>) = 3 [pid 505] setpgid(0, 0 [pid 512] write(3, "1000", 4 [pid 511] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 506] write(3, "1000", 4 [pid 505] <... setpgid resumed>) = 0 [pid 512] <... write resumed>) = 4 [pid 511] <... bpf resumed>) = 0 [pid 506] <... write resumed>) = 4 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 512] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 506] close(3 [pid 505] <... openat resumed>) = 3 [pid 512] <... close resumed>) = 0 [pid 511] <... bpf resumed>) = 4 [pid 506] <... close resumed>) = 0 [pid 505] write(3, "1000", 4 [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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 505] <... write resumed>) = 4 [pid 512] <... bpf resumed>) = 3 [pid 506] <... bpf resumed>) = 3 [pid 505] close(3 [pid 512] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 511] <... bpf resumed>) = 5 [pid 506] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 505] <... close resumed>) = 0 [pid 504] <... bpf resumed>) = 7 [pid 512] <... bpf resumed>) = 0 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [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 504] exit_group(0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 505] <... bpf resumed>) = 3 [pid 504] <... exit_group resumed>) = ? [pid 512] <... bpf resumed>) = 4 [pid 511] <... bpf resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 505] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 505] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 506] <... bpf resumed>) = 4 [pid 505] <... bpf resumed>) = 4 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 512] <... bpf resumed>) = 5 [pid 511] <... bpf resumed>) = 7 [pid 504] +++ exited with 0 +++ [pid 512] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 5 [pid 505] <... bpf resumed>) = 5 [pid 511] exit_group(0 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 511] <... exit_group resumed>) = ? [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [ 39.181329][ T496] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 39.189144][ T496] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 39.196950][ T496] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 39.204760][ T496] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 39.212683][ T496] [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 505] exit_group(0) = ? [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 506] <... bpf resumed>) = 6 [pid 512] <... bpf resumed>) = 7 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 512] exit_group(0 [pid 506] <... bpf resumed>) = 7 [pid 512] <... exit_group resumed>) = ? [pid 506] exit_group(0) = ? [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 513 [pid 511] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 514 ./strace-static-x86_64: Process 514 attached [pid 514] set_robust_list(0x5555557fa660, 24) = 0 [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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 514] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 514] exit_group(0) = ? [pid 514] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 39.262939][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000101? [ 39.277799][ T511] BUG: scheduling while atomic: syz-executor327/511/0x00000002 [ 39.285988][ T511] Modules linked in: [ 39.290615][ T511] Preemption disabled at: [ 39.290637][ T511] [] is_module_text_address+0x1f/0x360 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 515 ./strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x5555557fa660, 24) = 0 [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 515] setpgid(0, 0) = 0 [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 515] write(3, "1000", 4) = 4 [pid 515] close(3) = 0 [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) = 3 [pid 515] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 515] exit_group(0) = ? [pid 515] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 39.303208][ T511] CPU: 1 PID: 511 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 39.314668][ T511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 39.324555][ T511] Call Trace: [ 39.327683][ T511] [ 39.330455][ T511] dump_stack_lvl+0x151/0x1b7 [ 39.334970][ T511] ? is_module_text_address+0x1f/0x360 [ 39.340267][ T511] ? is_module_text_address+0x1f/0x360 [ 39.345574][ T511] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 39.351188][ T511] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 39.356824][ T511] ? is_module_text_address+0x1f/0x360 [ 39.362210][ T511] dump_stack+0x15/0x1b [ 39.366415][ T511] __schedule_bug+0x195/0x260 [ 39.371042][ T511] ? cpu_util_update_eff+0x10e0/0x10e0 [ 39.376345][ T511] __schedule+0xcf7/0x1550 [ 39.380588][ T511] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 39.385909][ T511] ? __sched_text_start+0x8/0x8 [ 39.390571][ T511] ? asm_exc_page_fault+0x22/0x30 [ 39.395450][ T511] do_task_dead+0x99/0xa0 [ 39.399705][ T511] do_exit+0x202a/0x2b80 [ 39.403791][ T511] ? put_task_struct+0x80/0x80 [ 39.408398][ T511] ? __kasan_check_write+0x14/0x20 [ 39.413552][ T511] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 39.418498][ T511] ? _raw_spin_lock_irqsave+0x210/0x210 [ 39.423886][ T511] ? zap_other_threads+0x29c/0x2d0 [ 39.428837][ T511] do_group_exit+0x21a/0x2d0 [ 39.433263][ T511] __x64_sys_exit_group+0x3f/0x40 [ 39.438117][ T511] do_syscall_64+0x3d/0xb0 [ 39.442372][ T511] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 39.448105][ T511] RIP: 0033:0x7fa93a2ef139 [ 39.452362][ T511] Code: Unable to access opcode bytes at 0x7fa93a2ef10f. [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 516 ./strace-static-x86_64: Process 516 attached [pid 516] set_robust_list(0x5555557fa660, 24) = 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 516] setpgid(0, 0) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [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) = 3 [pid 516] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 516] exit_group(0) = ? [pid 516] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 517 ./strace-static-x86_64: Process 517 attached [pid 517] set_robust_list(0x5555557fa660, 24) = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] setpgid(0, 0) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 517] write(3, "1000", 4) = 4 [pid 517] close(3) = 0 [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) = 3 [pid 517] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 512] +++ exited with 0 +++ [pid 506] +++ exited with 0 +++ [pid 505] +++ exited with 0 +++ [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 517] <... bpf resumed>) = 7 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 517] exit_group(0 [pid 305] <... restart_syscall resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 517] <... exit_group resumed>) = ? [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 517] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 518 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 519 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 520 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 521 ./strace-static-x86_64: Process 520 attached [pid 520] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 521 attached ) = 0 [pid 521] set_robust_list(0x5555557fa660, 24 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 519 attached [pid 521] <... set_robust_list resumed>) = 0 [pid 520] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 518 attached [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 520] setpgid(0, 0 [pid 519] set_robust_list(0x5555557fa660, 24 [pid 521] <... prctl resumed>) = 0 [pid 520] <... setpgid resumed>) = 0 [pid 519] <... set_robust_list resumed>) = 0 [pid 518] set_robust_list(0x5555557fa660, 24 [pid 521] setpgid(0, 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 518] <... set_robust_list resumed>) = 0 [pid 521] <... setpgid resumed>) = 0 [pid 520] <... openat resumed>) = 3 [pid 519] <... prctl resumed>) = 0 [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 520] write(3, "1000", 4 [pid 519] setpgid(0, 0 [pid 518] <... prctl resumed>) = 0 [pid 521] <... openat resumed>) = 3 [pid 520] <... write resumed>) = 4 [pid 519] <... setpgid resumed>) = 0 [pid 518] setpgid(0, 0 [pid 521] write(3, "1000", 4 [pid 520] close(3 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 518] <... setpgid resumed>) = 0 [pid 521] <... write resumed>) = 4 [pid 520] <... close resumed>) = 0 [pid 519] <... openat resumed>) = 3 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 521] close(3 [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 519] write(3, "1000", 4 [pid 518] <... openat resumed>) = 3 [pid 521] <... close resumed>) = 0 [pid 520] <... bpf resumed>) = 3 [pid 519] <... write resumed>) = 4 [pid 518] write(3, "1000", 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 520] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 519] close(3 [pid 518] <... write resumed>) = 4 [pid 521] <... bpf resumed>) = 3 [pid 520] <... bpf resumed>) = 0 [pid 519] <... close resumed>) = 0 [pid 518] close(3 [pid 521] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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] <... close resumed>) = 0 [pid 521] <... bpf resumed>) = 0 [pid 520] <... bpf resumed>) = 4 [pid 519] <... bpf resumed>) = 3 [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 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 519] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 518] <... bpf resumed>) = 3 [pid 521] <... bpf resumed>) = 4 [pid 520] <... bpf resumed>) = 5 [pid 519] <... bpf resumed>) = 0 [pid 518] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 520] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 518] <... bpf resumed>) = 0 [pid 521] <... bpf resumed>) = 5 [pid 520] <... bpf resumed>) = 6 [pid 519] <... bpf resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 518] <... bpf resumed>) = 4 [pid 521] <... bpf resumed>) = 6 [pid 520] <... bpf resumed>) = 7 [pid 519] <... bpf resumed>) = 5 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 520] exit_group(0 [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 5 [pid 521] <... bpf resumed>) = 7 [pid 520] <... exit_group resumed>) = ? [pid 519] <... bpf resumed>) = 6 [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 520] +++ exited with 0 +++ [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 518] <... bpf resumed>) = 6 [pid 521] <... exit_group resumed>) = ? [pid 519] <... bpf resumed>) = 7 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 521] +++ exited with 0 +++ [pid 519] exit_group(0 [pid 518] <... bpf resumed>) = 7 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 519] <... exit_group resumed>) = ? [pid 518] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 519] +++ exited with 0 +++ [pid 518] <... exit_group resumed>) = ? [pid 518] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 522 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 523 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 524 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 525 ./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x5555557fa660, 24) = 0 ./strace-static-x86_64: Process 525 attached [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 525] set_robust_list(0x5555557fa660, 24 [pid 524] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 523 attached ./strace-static-x86_64: Process 522 attached [pid 525] <... set_robust_list resumed>) = 0 [pid 524] setpgid(0, 0 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 524] <... setpgid resumed>) = 0 [pid 523] set_robust_list(0x5555557fa660, 24 [pid 522] set_robust_list(0x5555557fa660, 24 [pid 525] <... prctl resumed>) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 523] <... set_robust_list resumed>) = 0 [pid 522] <... set_robust_list resumed>) = 0 [pid 525] setpgid(0, 0 [pid 524] <... openat resumed>) = 3 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 525] <... setpgid resumed>) = 0 [pid 524] write(3, "1000", 4 [pid 523] <... prctl resumed>) = 0 [pid 522] <... prctl resumed>) = 0 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 524] <... write resumed>) = 4 [pid 523] setpgid(0, 0 [pid 522] setpgid(0, 0 [pid 525] <... openat resumed>) = 3 [pid 524] close(3 [pid 523] <... setpgid resumed>) = 0 [pid 522] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 513 attached [pid 525] write(3, "1000", 4 [pid 524] <... close resumed>) = 0 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 525] <... write resumed>) = 4 [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] <... openat resumed>) = 3 [pid 522] <... openat resumed>) = 3 [pid 525] close(3 [pid 524] <... bpf resumed>) = 3 [pid 523] write(3, "1000", 4 [pid 522] write(3, "1000", 4 [pid 525] <... close resumed>) = 0 [pid 524] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 523] <... write resumed>) = 4 [pid 522] <... write resumed>) = 4 [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 524] <... bpf resumed>) = 0 [pid 523] close(3 [pid 522] close(3 [pid 525] <... bpf resumed>) = 3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 523] <... close resumed>) = 0 [pid 522] <... close resumed>) = 0 [pid 513] set_robust_list(0x5555557fa660, 24 [pid 525] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 524] <... bpf resumed>) = 4 [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 525] <... bpf resumed>) = 0 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 523] <... bpf resumed>) = 3 [pid 522] <... bpf resumed>) = 3 [pid 513] <... set_robust_list resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 523] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 522] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 525] <... bpf resumed>) = 4 [pid 524] <... bpf resumed>) = 5 [pid 523] <... bpf resumed>) = 0 [pid 522] <... bpf resumed>) = 0 [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 513] <... prctl resumed>) = 0 [pid 525] <... bpf resumed>) = 5 [pid 524] <... bpf resumed>) = 6 [pid 523] <... bpf resumed>) = 4 [pid 522] <... bpf resumed>) = 4 [pid 513] setpgid(0, 0 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 525] <... bpf resumed>) = 6 [pid 524] <... bpf resumed>) = 7 [pid 523] <... bpf resumed>) = 5 [pid 522] <... bpf resumed>) = 5 [pid 513] <... setpgid resumed>) = 0 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 524] exit_group(0 [pid 523] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 7 [pid 524] <... exit_group resumed>) = ? [pid 523] <... bpf resumed>) = 6 [pid 522] <... bpf resumed>) = 6 [ 39.459213][ T511] RSP: 002b:00007ffc816982e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 39.467457][ T511] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef139 [ 39.475265][ T511] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 39.483165][ T511] RBP: 00007fa93a36a2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 39.491153][ T511] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa93a36a2b0 [ 39.498977][ T511] R13: 0000000000000000 R14: 00007fa93a36ad20 R15: 00007fa93a2c02e0 [ 39.506795][ T511] [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 525] exit_group(0 [pid 524] +++ exited with 0 +++ [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 525] <... exit_group resumed>) = ? [pid 523] <... bpf resumed>) = 7 [pid 522] <... bpf resumed>) = 7 [pid 513] <... openat resumed>) = 3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 525] +++ exited with 0 +++ [pid 523] exit_group(0 [pid 522] exit_group(0 [pid 513] write(3, "1000", 4 [pid 523] <... exit_group resumed>) = ? [pid 522] <... exit_group resumed>) = ? [pid 513] <... write resumed>) = 4 [pid 523] +++ exited with 0 +++ [pid 522] +++ exited with 0 +++ [pid 513] close(3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 513] <... close resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 305] restart_syscall(<... resuming interrupted clone ...> [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 513] <... bpf resumed>) = 3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 513] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 513] <... bpf resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 526 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 527 ./strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x5555557fa660, 24) = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 513] <... bpf resumed>) = 4 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 529 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 528 [pid 526] close(3) = 0 ./strace-static-x86_64: Process 527 attached [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./strace-static-x86_64: Process 529 attached ./strace-static-x86_64: Process 528 attached [pid 527] set_robust_list(0x5555557fa660, 24 [pid 526] <... bpf resumed>) = 3 [pid 527] <... set_robust_list resumed>) = 0 [pid 526] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 529] set_robust_list(0x5555557fa660, 24 [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 526] <... bpf resumed>) = 0 [pid 527] <... prctl resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 529] <... set_robust_list resumed>) = 0 [pid 528] set_robust_list(0x5555557fa660, 24 [pid 527] setpgid(0, 0 [pid 526] <... bpf resumed>) = 4 [pid 527] <... setpgid resumed>) = 0 [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 528] <... set_robust_list resumed>) = 0 [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 529] <... prctl resumed>) = 0 [pid 527] <... openat resumed>) = 3 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 527] write(3, "1000", 4 [pid 529] setpgid(0, 0 [pid 528] <... prctl resumed>) = 0 [pid 527] <... write resumed>) = 4 [pid 527] close(3) = 0 [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 529] <... setpgid resumed>) = 0 [pid 528] setpgid(0, 0 [pid 527] <... bpf resumed>) = 3 [pid 527] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 528] <... setpgid resumed>) = 0 [pid 527] <... bpf resumed>) = 0 [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 529] <... openat resumed>) = 3 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 527] <... bpf resumed>) = 4 [pid 526] <... bpf resumed>) = 5 [pid 513] <... bpf resumed>) = 5 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] write(3, "1000", 4 [pid 528] <... openat resumed>) = 3 [pid 527] <... bpf resumed>) = 5 [pid 526] <... bpf resumed>) = 6 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 529] <... write resumed>) = 4 [pid 528] write(3, "1000", 4 [pid 527] <... bpf resumed>) = 6 [pid 526] <... bpf resumed>) = 7 [pid 513] <... bpf resumed>) = 6 [pid 529] close(3 [pid 528] <... write resumed>) = 4 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 526] exit_group(0 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 529] <... close resumed>) = 0 [pid 528] close(3 [pid 527] <... bpf resumed>) = 7 [pid 526] <... exit_group resumed>) = ? [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 528] <... close resumed>) = 0 [pid 527] exit_group(0 [pid 526] +++ exited with 0 +++ [pid 513] <... bpf resumed>) = 7 [pid 529] <... bpf resumed>) = 3 [pid 527] <... exit_group resumed>) = ? [pid 529] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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] +++ exited with 0 +++ [pid 513] exit_group(0 [pid 308] --- 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] <... bpf resumed>) = 0 [pid 528] <... bpf resumed>) = 3 [pid 513] <... exit_group resumed>) = ? [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 528] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 530 [pid 513] +++ exited with 0 +++ ./strace-static-x86_64: Process 530 attached [pid 308] <... restart_syscall resumed>) = 0 [pid 530] set_robust_list(0x5555557fa660, 24) = 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 530] setpgid(0, 0) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 528] <... bpf resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 530] write(3, "1000", 4) = 4 [pid 530] close(3) = 0 [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 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 531 [pid 529] <... bpf resumed>) = 4 [pid 530] <... bpf resumed>) = 3 [pid 530] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 532 [pid 530] <... 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 528] <... bpf resumed>) = 4 [pid 529] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 530] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 531 attached [pid 531] set_robust_list(0x5555557fa660, 24) = 0 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 532 attached [pid 532] set_robust_list(0x5555557fa660, 24) = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 531] setpgid(0, 0 [pid 532] <... prctl resumed>) = 0 [pid 531] <... setpgid resumed>) = 0 [pid 532] setpgid(0, 0 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 532] <... setpgid resumed>) = 0 [pid 531] <... openat resumed>) = 3 [pid 531] write(3, "1000", 4 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 529] <... bpf resumed>) = 5 [pid 528] <... bpf resumed>) = 5 [pid 530] <... bpf resumed>) = 5 [pid 531] <... write resumed>) = 4 [pid 529] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 528] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 531] close(3 [pid 529] <... bpf resumed>) = 6 [pid 528] <... bpf resumed>) = 6 [pid 531] <... close resumed>) = 0 [pid 529] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 529] <... bpf resumed>) = 7 [pid 528] <... bpf resumed>) = 7 [pid 532] write(3, "1000", 4 [pid 531] <... bpf resumed>) = 3 [pid 530] <... bpf resumed>) = 6 [pid 529] exit_group(0 [pid 528] exit_group(0 [pid 531] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 529] <... exit_group resumed>) = ? [pid 528] <... exit_group resumed>) = ? [pid 532] <... write resumed>) = 4 [pid 531] <... bpf resumed>) = 0 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 529] +++ exited with 0 +++ [pid 532] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 532] <... close resumed>) = 0 [pid 531] <... bpf resumed>) = 4 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 532] <... bpf resumed>) = 3 [pid 532] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 533 attached ) = 4 [pid 533] set_robust_list(0x5555557fa660, 24 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 533] <... set_robust_list resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 533 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 532] <... bpf resumed>) = 5 [pid 531] <... bpf resumed>) = 5 [pid 530] <... bpf resumed>) = 7 [pid 528] +++ exited with 0 +++ [pid 533] <... prctl resumed>) = 0 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0 [pid 532] <... bpf resumed>) = 6 [pid 531] <... bpf resumed>) = 6 [pid 530] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 533] <... setpgid resumed>) = 0 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 530] <... exit_group resumed>) = ? [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 532] <... bpf resumed>) = 7 [pid 531] <... bpf resumed>) = 7 [pid 533] <... openat resumed>) = 3 [pid 532] exit_group(0 [pid 531] exit_group(0 [pid 533] write(3, "1000", 4 [pid 532] <... exit_group resumed>) = ? [pid 531] <... exit_group resumed>) = ? [pid 533] <... write resumed>) = 4 [pid 532] +++ exited with 0 +++ [pid 530] +++ exited with 0 +++ [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 534 attached [pid 533] close(3 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 534 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 534] set_robust_list(0x5555557fa660, 24 [pid 533] <... close resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 534] <... set_robust_list resumed>) = 0 [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 534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 533] <... bpf resumed>) = 3 [pid 534] <... prctl resumed>) = 0 [pid 533] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 534] setpgid(0, 0 [pid 533] <... bpf resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 534] <... setpgid resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 533] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 537 attached ./strace-static-x86_64: Process 536 attached [pid 534] <... openat resumed>) = 3 [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 531] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 536 [pid 534] write(3, "1000", 4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 534] <... write resumed>) = 4 [pid 534] close(3 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 537 [pid 534] <... close resumed>) = 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) = 3 [pid 534] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 537] set_robust_list(0x5555557fa660, 24 [pid 536] set_robust_list(0x5555557fa660, 24 [pid 534] <... bpf resumed>) = 4 [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 537] <... set_robust_list resumed>) = 0 [pid 536] <... set_robust_list resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 538 [pid 537] <... prctl resumed>) = 0 [pid 537] setpgid(0, 0) = 0 [pid 536] write(3, "1000", 4) = 4 [pid 536] close(3) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 537] <... openat resumed>) = 3 ./strace-static-x86_64: Process 538 attached [pid 536] <... bpf resumed>) = 3 [pid 537] write(3, "1000", 4 [pid 538] set_robust_list(0x5555557fa660, 24 [pid 536] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 537] <... write resumed>) = 4 [pid 537] close(3) = 0 [pid 538] <... set_robust_list resumed>) = 0 [pid 536] <... bpf resumed>) = 0 [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 537] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 538] <... prctl resumed>) = 0 [pid 537] <... bpf resumed>) = 3 [pid 536] <... bpf resumed>) = 4 [pid 538] setpgid(0, 0 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 537] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 538] <... setpgid resumed>) = 0 [pid 537] <... bpf resumed>) = 0 [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 538] write(3, "1000", 4) = 4 [pid 538] close(3) = 0 [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) = 3 [pid 538] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 537] <... bpf resumed>) = 4 [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 533] <... bpf resumed>) = 5 [pid 536] <... bpf resumed>) = 5 [pid 534] <... bpf resumed>) = 5 [pid 533] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 538] <... bpf resumed>) = 5 [pid 537] <... bpf resumed>) = 5 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 534] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 6 [pid 538] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 536] <... bpf resumed>) = 6 [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 533] <... bpf resumed>) = 7 [pid 536] <... bpf resumed>) = 7 [pid 533] exit_group(0 [pid 534] <... bpf resumed>) = 6 [pid 536] exit_group(0 [pid 533] <... exit_group resumed>) = ? [pid 538] <... bpf resumed>) = 6 [pid 536] <... exit_group resumed>) = ? [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 533] +++ exited with 0 +++ [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 537] <... bpf resumed>) = 6 [pid 536] +++ exited with 0 +++ [pid 534] <... bpf resumed>) = 7 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 538] <... bpf resumed>) = 7 [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 534] exit_group(0 [pid 307] <... restart_syscall resumed>) = 0 [pid 538] exit_group(0 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 534] <... exit_group resumed>) = ? [pid 538] <... exit_group resumed>) = ? [pid 537] <... bpf resumed>) = 7 [pid 537] exit_group(0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 537] <... exit_group resumed>) = ? [pid 537] +++ exited with 0 +++ [pid 534] +++ exited with 0 +++ [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 539 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x5555557fa660, 24 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 540 [pid 539] <... set_robust_list resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] setpgid(0, 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 541 [pid 539] <... setpgid resumed>) = 0 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 542 [pid 538] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 542 attached ./strace-static-x86_64: Process 540 attached [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 542] set_robust_list(0x5555557fa660, 24 [pid 540] set_robust_list(0x5555557fa660, 24 [pid 308] <... restart_syscall resumed>) = 0 [pid 542] <... set_robust_list resumed>) = 0 [pid 540] <... set_robust_list resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 539] <... openat resumed>) = 3 [pid 539] write(3, "1000", 4 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 543 ./strace-static-x86_64: Process 543 attached [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 540] <... prctl resumed>) = 0 [pid 543] set_robust_list(0x5555557fa660, 24 [pid 542] <... prctl resumed>) = 0 [pid 540] setpgid(0, 0 [pid 543] <... set_robust_list resumed>) = 0 [pid 542] setpgid(0, 0 [pid 540] <... setpgid resumed>) = 0 [pid 542] <... setpgid resumed>) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 539] <... write resumed>) = 4 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 540] <... openat resumed>) = 3 [pid 539] close(3./strace-static-x86_64: Process 541 attached [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 542] <... openat resumed>) = 3 [pid 540] write(3, "1000", 4 [pid 539] <... close resumed>) = 0 [pid 543] <... prctl resumed>) = 0 [pid 542] write(3, "1000", 4 [pid 541] set_robust_list(0x5555557fa660, 24 [pid 540] <... write resumed>) = 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 543] setpgid(0, 0 [pid 542] <... write resumed>) = 4 [pid 540] close(3 [pid 543] <... setpgid resumed>) = 0 [pid 542] close(3 [pid 541] <... set_robust_list resumed>) = 0 [pid 539] <... bpf resumed>) = 3 [pid 542] <... close resumed>) = 0 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 540] <... close resumed>) = 0 [pid 539] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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] <... prctl resumed>) = 0 [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 539] <... bpf resumed>) = 0 [pid 543] <... openat resumed>) = 3 [pid 542] <... bpf resumed>) = 3 [pid 541] setpgid(0, 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 543] write(3, "1000", 4 [pid 542] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 541] <... setpgid resumed>) = 0 [pid 540] <... bpf resumed>) = 3 [pid 539] <... bpf resumed>) = 4 [pid 542] <... bpf resumed>) = 0 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 543] <... write resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 541] <... openat resumed>) = 3 [pid 540] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 543] close(3 [pid 541] write(3, "1000", 4 [pid 540] <... bpf resumed>) = 0 [pid 541] <... write resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 543] <... close resumed>) = 0 [pid 542] <... bpf resumed>) = 4 [pid 541] close(3 [pid 539] <... bpf resumed>) = 5 [pid 541] <... close resumed>) = 0 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 resumed>) = 4 [pid 539] <... bpf resumed>) = 6 [pid 543] <... bpf resumed>) = 3 [pid 542] <... bpf resumed>) = 5 [pid 541] <... bpf resumed>) = 3 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 543] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 542] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_FREEZE, {map_fd=3}, 4 [pid 540] <... bpf resumed>) = 5 [pid 539] <... bpf resumed>) = 7 [pid 543] <... bpf resumed>) = 0 [pid 541] <... bpf resumed>) = 0 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 539] <... exit_group resumed>) = ? [pid 543] <... bpf resumed>) = 4 [pid 542] <... bpf resumed>) = 6 [pid 541] <... bpf resumed>) = 4 [pid 540] <... bpf resumed>) = 6 [pid 539] +++ exited with 0 +++ [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 541] <... bpf resumed>) = 5 [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 [pid 543] <... bpf resumed>) = 5 [pid 542] <... bpf resumed>) = 7 [pid 541] <... bpf resumed>) = 6 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 540] exit_group(0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 542] exit_group(0 [pid 541] <... bpf resumed>) = 7 [pid 540] <... exit_group resumed>) = ? [pid 541] exit_group(0) = ? [pid 541] +++ exited with 0 +++ [pid 542] <... exit_group resumed>) = ? [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 544 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 540] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 544 attached [pid 543] <... bpf resumed>) = 6 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 544] set_robust_list(0x5555557fa660, 24 [pid 305] <... restart_syscall resumed>) = 0 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 546 [pid 544] <... set_robust_list resumed>) = 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 544] setpgid(0, 0) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 544] write(3, "1000", 4) = 4 [pid 542] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 547 [pid 544] close(3 [pid 543] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 546 attached [pid 544] <... close resumed>) = 0 [pid 543] exit_group(0 [pid 546] set_robust_list(0x5555557fa660, 24 [ 39.738289][ C1] softirq: huh, entered softirq 6 TASKLET ffffffff814604c0 with preempt_count 00000102, exited with 00000101? [ 39.750778][ C1] ================================================================================ [ 39.759955][ C1] UBSAN: array-index-out-of-bounds in kernel/bpf/helpers.c:776:13 [ 39.767583][ C1] index -2 is out of range for type 'char[3][512]' [ 39.773898][ C1] CPU: 1 PID: 303 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 39.785261][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 39.795173][ C1] Call Trace: [ 39.798284][ C1] [ 39.800976][ C1] dump_stack_lvl+0x151/0x1b7 [ 39.805489][ C1] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 39.810787][ C1] ? arch_stack_walk+0xf3/0x140 [ 39.815479][ C1] dump_stack+0x15/0x1b [ 39.819467][ C1] __ubsan_handle_out_of_bounds+0x13a/0x160 [ 39.825210][ C1] bpf_bprintf_prepare+0x132e/0x1360 [ 39.830330][ C1] ? kfree+0x7a/0xf0 [ 39.834034][ C1] ? bstr_printf+0x1020/0x10c0 [ 39.838634][ C1] ? bpf_bprintf_cleanup+0x60/0x60 [ 39.843584][ C1] ? bpf_bprintf_cleanup+0x60/0x60 [ 39.848530][ C1] ? vbin_printf+0x1bc0/0x1bc0 [ 39.853126][ C1] ? tcp_ack+0x2437/0x6a30 [ 39.857386][ C1] bpf_trace_printk+0x14a/0x300 [ 39.862096][ C1] ? __netif_receive_skb_list_core+0x6b1/0x890 [ 39.868063][ C1] ? bpf_trace_run3+0x12e/0x2e0 [ 39.872790][ C1] ? bpf_probe_write_user+0xf0/0xf0 [ 39.877790][ C1] ? bpf_snprintf+0x1d9/0x210 [ 39.882299][ C1] ? bpf_trace_run3+0x12e/0x2e0 [ 39.886983][ C1] ? bpf_bprintf_prepare+0x1360/0x1360 [ 39.892274][ C1] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 39.898192][ C1] bpf_prog_0de03f5a2f3aac1a+0x35/0x37 [ 39.903476][ C1] bpf_trace_run3+0x177/0x2e0 [ 39.907990][ C1] ? bpf_trace_run2+0x290/0x290 [ 39.912675][ C1] ? kfree_skbmem+0x104/0x170 [ 39.917212][ C1] ? kasan_quarantine_put+0x34/0x1a0 [ 39.922316][ C1] ? kfree+0x7a/0xf0 [ 39.926046][ C1] ? ____kasan_slab_free+0x13c/0x180 [ 39.931172][ C1] ? kfree_skbmem+0x104/0x170 [ 39.935697][ C1] __bpf_trace_kmem_cache_free+0x99/0xc0 [ 39.941241][ C1] ? kfree_skbmem+0x104/0x170 [ 39.945831][ C1] __traceiter_kmem_cache_free+0x32/0x50 [ 39.951304][ C1] kmem_cache_free+0x4e7/0x510 [ 39.955904][ C1] ? skb_release_data+0x616/0x840 [ 39.960774][ C1] ? kfree_skbmem+0x104/0x170 [ 39.965312][ C1] kfree_skbmem+0x104/0x170 [ 39.969626][ C1] __kfree_skb+0x58/0x70 [ 39.973783][ C1] tcp_rtx_queue_unlink_and_free+0x3d5/0x610 [ 39.979601][ C1] tcp_ack+0x2437/0x6a30 [ 39.983723][ C1] ? tcp_rcv_established+0x1c60/0x1c60 [ 39.988973][ C1] ? debug_smp_processor_id+0x17/0x20 [ 39.994204][ C1] ? ktime_get+0x12f/0x160 [ 39.998439][ C1] tcp_rcv_established+0xe31/0x1c60 [ 40.003483][ C1] ? tcp_check_space+0xae0/0xae0 [ 40.008249][ C1] ? __kasan_check_read+0x11/0x20 [ 40.013105][ C1] ? ipv4_dst_check+0xe3/0x150 [ 40.017706][ C1] tcp_v4_do_rcv+0x430/0xa20 [ 40.022137][ C1] tcp_v4_rcv+0x20d7/0x2a30 [ 40.026498][ C1] ? tcp_filter+0x90/0x90 [ 40.030636][ C1] ? __kasan_check_write+0x14/0x20 [ 40.035594][ C1] ? __inet_lookup_established+0x831/0x860 [ 40.041233][ C1] ip_protocol_deliver_rcu+0x32f/0x720 [ 40.046528][ C1] ip_local_deliver_finish+0x24b/0x430 [ 40.051825][ C1] ip_local_deliver+0x1b3/0x3b0 [ 40.056523][ C1] ? tcp_v4_early_demux+0x587/0x910 [ 40.061538][ C1] ? ip_protocol_deliver_rcu+0x720/0x720 [ 40.067024][ C1] ? ip_rcv_finish_core+0xb40/0x14d0 [ 40.072137][ C1] ip_sublist_rcv+0x7e5/0x990 [ 40.076668][ C1] ? ip_list_rcv+0x470/0x470 [ 40.081076][ C1] ? memset+0x35/0x40 [ 40.084913][ C1] ? ip_rcv_core+0x759/0xba0 [ 40.089322][ C1] ip_list_rcv+0x422/0x470 [ 40.093626][ C1] ? __kasan_check_read+0x11/0x20 [ 40.098558][ C1] ? ip_rcv_finish+0xd0/0xd0 [ 40.102983][ C1] ? ip_rcv_finish+0xd0/0xd0 [ 40.107403][ C1] __netif_receive_skb_list_core+0x6b1/0x890 [ 40.113248][ C1] ? napi_schedule_rps+0x100/0x100 [ 40.118165][ C1] ? receive_buf+0x22e4/0x4ef0 [ 40.122789][ C1] netif_receive_skb_list_internal+0x967/0xcc0 [ 40.129111][ C1] ? virtnet_poll_tx+0x560/0x560 [ 40.133881][ C1] ? netif_receive_skb_core+0x210/0x210 [ 40.139284][ C1] ? __update_load_avg_cfs_rq+0xb1/0x2f0 [ 40.144748][ C1] ? virtqueue_get_buf_ctx+0x484/0xd30 [ 40.150023][ C1] ? detach_buf_split+0x71d/0xae0 [ 40.154887][ C1] napi_complete_done+0x344/0x770 [ 40.159752][ C1] ? __napi_schedule_irqoff+0x280/0x280 [ 40.165131][ C1] ? virtqueue_enable_cb_prepare+0x289/0x550 [ 40.170943][ C1] virtnet_poll+0xc85/0x1470 [ 40.175391][ C1] ? refill_work+0x230/0x230 [ 40.179913][ C1] ? virtqueue_enable_cb_prepare+0x289/0x550 [ 40.186018][ C1] __napi_poll+0xbe/0x5c0 [ 40.190191][ C1] net_rx_action+0x595/0xdd0 [ 40.194612][ C1] ? net_tx_action+0x560/0x560 [ 40.199216][ C1] ? irqtime_account_irq+0x79/0x260 [ 40.204240][ C1] __do_softirq+0x1d8/0x661 [ 40.208585][ C1] do_softirq+0xf6/0x150 [ 40.212656][ C1] [ 40.215444][ C1] [ 40.218208][ C1] ? __local_bh_enable_ip+0x80/0x80 [ 40.223257][ C1] ? fpu_clone+0x275/0x8f0 [ 40.227511][ C1] __local_bh_enable_ip+0x75/0x80 [ 40.232372][ C1] fpu_clone+0x459/0x8f0 [ 40.236479][ C1] ? fpu_clone+0x275/0x8f0 [ 40.240703][ C1] copy_thread+0x333/0x860 [ 40.244961][ C1] copy_process+0x1564/0x3530 [ 40.249480][ C1] ? finish_task_switch+0x207/0x7b0 [ 40.254518][ C1] ? idle_dummy+0x10/0x10 [ 40.258684][ C1] ? __kasan_check_write+0x14/0x20 [ 40.263614][ C1] kernel_clone+0x229/0x890 [ 40.267954][ C1] ? create_io_thread+0x180/0x180 [ 40.272915][ C1] ? memset+0x35/0x40 [ 40.276738][ C1] ? ptrace_stop+0x709/0x930 [ 40.281172][ C1] __x64_sys_clone+0x231/0x280 [ 40.285767][ C1] ? __do_sys_vfork+0x110/0x110 [ 40.290469][ C1] ? syscall_enter_from_user_mode+0x6a/0x190 [ 40.296270][ C1] do_syscall_64+0x3d/0xb0 [ 40.300520][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 40.306246][ C1] RIP: 0033:0x7fa93a2ef0b3 [ 40.310588][ C1] Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00 [ 40.330551][ C1] RSP: 002b:00007ffc81698248 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 40.338884][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef0b3 [ 40.346825][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 40.354641][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffc817bf0b0 [ 40.362450][ C1] R10: 00005555557fa650 R11: 0000000000000246 R12: 0000000000000001 [ 40.370260][ C1] R13: 00007ffc8169835c R14: 00007ffc81698370 R15: 00007ffc81698360 [ 40.378088][ C1] [ 40.381013][ C1] ================================================================================ [ 40.390161][ C1] ------------[ cut here ]------------ [ 40.395379][ C1] DEBUG_LOCKS_WARN_ON((val < PREEMPT_MASK) && !(preempt_count() & PREEMPT_MASK)) [ 40.395529][ C1] WARNING: CPU: 1 PID: 303 at kernel/sched/core.c:5909 preempt_count_sub+0xe5/0x160 [ 40.413814][ C1] Modules linked in: [ 40.417505][ C1] CPU: 1 PID: 303 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 40.428863][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 40.438773][ C1] RIP: 0010:preempt_count_sub+0xe5/0x160 [ 40.444211][ C1] Code: 87 48 c1 e8 03 42 0f b6 04 30 84 c0 75 6f 83 3d 58 cf ff 05 00 75 94 48 c7 c7 a0 68 49 85 48 c7 c6 80 69 49 85 e8 fb 1e f5 ff <0f> 0b e9 7a ff ff ff 48 c7 c1 80 3f 73 87 80 e1 07 80 c1 03 38 c1 [ 40.463700][ C1] RSP: 0018:ffffc900001afac0 EFLAGS: 00010246 [ 40.469662][ C1] RAX: 0757a9f1b2661300 RBX: 0000000000000001 RCX: ffff88811afd6540 [ 40.477471][ C1] RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 [ 40.485269][ C1] RBP: ffffc900001afad0 R08: ffffffff814481ae R09: fffff52000035eb1 [ 40.493164][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88811afd6540 [ 40.500994][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000001 [ 40.508895][ C1] FS: 00005555557fa380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 40.517665][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.524066][ C1] CR2: 00007fa93a2cf1c0 CR3: 00000001202da000 CR4: 00000000003506a0 [ 40.531902][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.539709][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.547520][ C1] Call Trace: [ 40.550629][ C1] [ 40.553319][ C1] ? show_regs+0x58/0x60 [ 40.557414][ C1] ? __warn+0x160/0x3d0 [ 40.561387][ C1] ? preempt_count_sub+0xe5/0x160 [ 40.566267][ C1] ? report_bug+0x4d5/0x7d0 [ 40.570637][ C1] ? preempt_count_sub+0xe5/0x160 [ 40.575488][ C1] ? handle_bug+0x41/0x70 [ 40.579619][ C1] ? exc_invalid_op+0x1b/0x50 [ 40.584135][ C1] ? asm_exc_invalid_op+0x1b/0x20 [ 40.589019][ C1] ? __warn_printk+0x28e/0x350 [ 40.593597][ C1] ? preempt_count_sub+0xe5/0x160 [ 40.598474][ C1] is_module_text_address+0x286/0x360 [ 40.603838][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 40.608715][ C1] kernel_text_address+0x97/0xe0 [ 40.613470][ C1] __kernel_text_address+0xd/0x40 [ 40.618360][ C1] unwind_get_return_address+0x4d/0x90 [ 40.623630][ C1] arch_stack_walk+0xf3/0x140 [ 40.628165][ C1] stack_trace_save+0x113/0x1c0 [ 40.632828][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 40.637797][ C1] ? kfree_skbmem+0x104/0x170 [ 40.643241][ C1] ? kfree_skbmem+0x104/0x170 [ 40.647773][ C1] kasan_set_track+0x4b/0x70 [ 40.652189][ C1] ? kasan_set_track+0x4b/0x70 [ 40.656799][ C1] ? kasan_save_free_info+0x2b/0x40 [ 40.661815][ C1] ? ____kasan_slab_free+0x131/0x180 [ 40.666958][ C1] ? __kasan_slab_free+0x11/0x20 [ 40.671711][ C1] ? kmem_cache_free+0x291/0x510 [ 40.676510][ C1] ? kfree_skbmem+0x104/0x170 [ 40.681259][ C1] ? __kfree_skb+0x58/0x70 [ 40.685546][ C1] ? tcp_rcv_established+0xe39/0x1c60 [ 40.690838][ C1] ? tcp_v4_do_rcv+0x430/0xa20 [ 40.695474][ C1] ? tcp_v4_rcv+0x20d7/0x2a30 [ 40.699966][ C1] ? ip_protocol_deliver_rcu+0x32f/0x720 [ 40.705540][ C1] ? ip_local_deliver_finish+0x24b/0x430 [ 40.711084][ C1] ? ip_local_deliver+0x1b3/0x3b0 [ 40.716482][ C1] ? ip_sublist_rcv+0x7e5/0x990 [ 40.721154][ C1] ? ip_list_rcv+0x422/0x470 [ 40.725624][ C1] ? __netif_receive_skb_list_core+0x6b1/0x890 [ 40.731576][ C1] ? netif_receive_skb_list_internal+0x967/0xcc0 [ 40.737748][ C1] ? napi_complete_done+0x344/0x770 [ 40.742773][ C1] ? virtnet_poll+0xc85/0x1470 [ 40.747382][ C1] ? __napi_poll+0xbe/0x5c0 [ 40.751705][ C1] ? net_rx_action+0x595/0xdd0 [ 40.756323][ C1] ? __do_softirq+0x1d8/0x661 [ 40.760820][ C1] ? do_softirq+0xf6/0x150 [ 40.765074][ C1] ? __local_bh_enable_ip+0x75/0x80 [ 40.770138][ C1] ? fpu_clone+0x459/0x8f0 [ 40.774418][ C1] ? copy_thread+0x333/0x860 [ 40.778809][ C1] ? copy_process+0x1564/0x3530 [ 40.783501][ C1] ? kernel_clone+0x229/0x890 [ 40.788004][ C1] ? __x64_sys_clone+0x231/0x280 [ 40.792770][ C1] ? do_syscall_64+0x3d/0xb0 [ 40.797310][ C1] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 40.803216][ C1] ? kfree_skbmem+0x104/0x170 [ 40.807750][ C1] kasan_save_free_info+0x2b/0x40 [ 40.812578][ C1] ____kasan_slab_free+0x131/0x180 [ 40.817547][ C1] __kasan_slab_free+0x11/0x20 [ 40.822116][ C1] kmem_cache_free+0x291/0x510 [ 40.826738][ C1] ? kfree_skbmem+0x104/0x170 [ 40.831236][ C1] kfree_skbmem+0x104/0x170 [ 40.835641][ C1] __kfree_skb+0x58/0x70 [ 40.839785][ C1] tcp_rcv_established+0xe39/0x1c60 [ 40.844824][ C1] ? tcp_check_space+0xae0/0xae0 [ 40.849608][ C1] ? __kasan_check_read+0x11/0x20 [ 40.854454][ C1] ? ipv4_dst_check+0xe3/0x150 [ 40.859086][ C1] tcp_v4_do_rcv+0x430/0xa20 [ 40.863502][ C1] tcp_v4_rcv+0x20d7/0x2a30 [ 40.867952][ C1] ? tcp_filter+0x90/0x90 [ 40.872073][ C1] ? __kasan_check_write+0x14/0x20 [ 40.877036][ C1] ? __inet_lookup_established+0x831/0x860 [ 40.882667][ C1] ip_protocol_deliver_rcu+0x32f/0x720 [ 40.887978][ C1] ip_local_deliver_finish+0x24b/0x430 [ 40.893263][ C1] ip_local_deliver+0x1b3/0x3b0 [ 40.897954][ C1] ? tcp_v4_early_demux+0x587/0x910 [ 40.902968][ C1] ? ip_protocol_deliver_rcu+0x720/0x720 [ 40.908466][ C1] ? ip_rcv_finish_core+0xb40/0x14d0 [ 40.913573][ C1] ip_sublist_rcv+0x7e5/0x990 [ 40.918100][ C1] ? ip_list_rcv+0x470/0x470 [ 40.922500][ C1] ? memset+0x35/0x40 [ 40.926334][ C1] ? ip_rcv_core+0x759/0xba0 [ 40.930850][ C1] ip_list_rcv+0x422/0x470 [ 40.935088][ C1] ? __kasan_check_read+0x11/0x20 [ 40.939985][ C1] ? ip_rcv_finish+0xd0/0xd0 [ 40.944468][ C1] ? ip_rcv_finish+0xd0/0xd0 [ 40.948909][ C1] __netif_receive_skb_list_core+0x6b1/0x890 [ 40.954717][ C1] ? napi_schedule_rps+0x100/0x100 [ 40.959673][ C1] ? receive_buf+0x22e4/0x4ef0 [ 40.964264][ C1] netif_receive_skb_list_internal+0x967/0xcc0 [ 40.970279][ C1] ? virtnet_poll_tx+0x560/0x560 [ 40.975018][ C1] ? netif_receive_skb_core+0x210/0x210 [ 40.980440][ C1] ? __update_load_avg_cfs_rq+0xb1/0x2f0 [ 40.985885][ C1] ? virtqueue_get_buf_ctx+0x484/0xd30 [ 40.991162][ C1] ? detach_buf_split+0x71d/0xae0 [ 40.996061][ C1] napi_complete_done+0x344/0x770 [ 41.000889][ C1] ? __napi_schedule_irqoff+0x280/0x280 [ 41.006294][ C1] ? virtqueue_enable_cb_prepare+0x289/0x550 [ 41.012188][ C1] virtnet_poll+0xc85/0x1470 [ 41.016639][ C1] ? refill_work+0x230/0x230 [ 41.021046][ C1] ? virtqueue_enable_cb_prepare+0x289/0x550 [ 41.026896][ C1] __napi_poll+0xbe/0x5c0 [ 41.031022][ C1] net_rx_action+0x595/0xdd0 [ 41.035514][ C1] ? net_tx_action+0x560/0x560 [ 41.040158][ C1] ? irqtime_account_irq+0x79/0x260 [ 41.045190][ C1] __do_softirq+0x1d8/0x661 [ 41.049554][ C1] do_softirq+0xf6/0x150 [ 41.053607][ C1] [ 41.056398][ C1] [ 41.059158][ C1] ? __local_bh_enable_ip+0x80/0x80 [ 41.064200][ C1] ? fpu_clone+0x275/0x8f0 [ 41.068477][ C1] __local_bh_enable_ip+0x75/0x80 [ 41.073337][ C1] fpu_clone+0x459/0x8f0 [ 41.077407][ C1] ? fpu_clone+0x275/0x8f0 [ 41.081644][ C1] copy_thread+0x333/0x860 [ 41.085924][ C1] copy_process+0x1564/0x3530 [ 41.090417][ C1] ? finish_task_switch+0x207/0x7b0 [ 41.095486][ C1] ? idle_dummy+0x10/0x10 [ 41.099734][ C1] ? __kasan_check_write+0x14/0x20 [ 41.104686][ C1] kernel_clone+0x229/0x890 [ 41.109058][ C1] ? create_io_thread+0x180/0x180 [ 41.113881][ C1] ? memset+0x35/0x40 [ 41.117813][ C1] ? ptrace_stop+0x709/0x930 [ 41.122221][ C1] __x64_sys_clone+0x231/0x280 [ 41.126853][ C1] ? __do_sys_vfork+0x110/0x110 [ 41.131638][ C1] ? syscall_enter_from_user_mode+0x6a/0x190 [ 41.137486][ C1] do_syscall_64+0x3d/0xb0 [ 41.141796][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.147539][ C1] RIP: 0033:0x7fa93a2ef0b3 [ 41.151777][ C1] Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00 [ 41.171239][ C1] RSP: 002b:00007ffc81698248 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 41.179481][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2ef0b3 [ 41.187292][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 41.195086][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffc817bf0b0 [ 41.202926][ C1] R10: 00005555557fa650 R11: 0000000000000246 R12: 0000000000000001 [ 41.210730][ C1] R13: 00007ffc8169835c R14: 00007ffc81698370 R15: 00007ffc81698360 [ 41.218565][ C1] [ 41.221393][ C1] ---[ end trace 0000000000000000 ]--- [ 41.226720][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000101, exited with 00000100? [ 41.238781][ T139] BUG: using smp_processor_id() in preemptible [00000000] code: dhcpcd/139 [ 41.247295][ T139] caller is debug_smp_processor_id+0x17/0x20 [ 41.253210][ T139] CPU: 1 PID: 139 Comm: dhcpcd Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 41.263784][ T139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 41.273687][ T139] Call Trace: [ 41.276806][ T139] [ 41.279584][ T139] dump_stack_lvl+0x151/0x1b7 [ 41.284114][ T139] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 41.289515][ T139] ? stack_trace_save+0x1c0/0x1c0 [ 41.294362][ T139] dump_stack+0x15/0x1b [ 41.298352][ T139] check_preemption_disabled+0x109/0x110 [ 41.303831][ T139] debug_smp_processor_id+0x17/0x20 [ 41.308853][ T139] rcu_is_watching+0x15/0xb0 [ 41.313286][ T139] kernel_text_address+0x83/0xe0 [ 41.318160][ T139] __kernel_text_address+0xd/0x40 [ 41.323018][ T139] unwind_get_return_address+0x4d/0x90 [ 41.328327][ T139] arch_stack_walk+0xf3/0x140 [ 41.332841][ T139] stack_trace_save+0x113/0x1c0 [ 41.337665][ T139] ? stack_trace_snprint+0xf0/0xf0 [ 41.342624][ T139] ? bpf_bprintf_cleanup+0x60/0x60 [ 41.347672][ T139] ? kfree_skbmem+0x104/0x170 [ 41.352181][ T139] ? kfree_skbmem+0x104/0x170 [ 41.356775][ T139] kasan_set_track+0x4b/0x70 [ 41.361292][ T139] ? kasan_set_track+0x4b/0x70 [ 41.365899][ T139] ? kasan_save_free_info+0x2b/0x40 [ 41.370930][ T139] ? ____kasan_slab_free+0x131/0x180 [ 41.376056][ T139] ? __kasan_slab_free+0x11/0x20 [ 41.380821][ T139] ? kmem_cache_free+0x291/0x510 [ 41.385686][ T139] ? kfree_skbmem+0x104/0x170 [ 41.390285][ T139] ? consume_skb+0xb4/0x250 [ 41.394619][ T139] ? skb_free_datagram+0x15/0x20 [ 41.399399][ T139] ? __unix_dgram_recvmsg+0xcce/0x12b0 [ 41.404688][ T139] ? unix_dgram_recvmsg+0xb7/0xd0 [ 41.409551][ T139] ? sock_read_iter+0x3b2/0x4b0 [ 41.414244][ T139] ? vfs_read+0x771/0xad0 [ 41.418401][ T139] ? ksys_read+0x199/0x2c0 [ 41.422747][ T139] ? __x64_sys_read+0x7b/0x90 [ 41.427261][ T139] ? do_syscall_64+0x3d/0xb0 [ 41.431787][ T139] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.437723][ T139] ? kfree_skbmem+0x104/0x170 [ 41.442212][ T139] kasan_save_free_info+0x2b/0x40 [ 41.447074][ T139] ____kasan_slab_free+0x131/0x180 [ 41.452022][ T139] __kasan_slab_free+0x11/0x20 [ 41.456712][ T139] kmem_cache_free+0x291/0x510 [ 41.461307][ T139] ? kfree_skbmem+0x104/0x170 [ 41.465823][ T139] kfree_skbmem+0x104/0x170 [ 41.470188][ T139] consume_skb+0xb4/0x250 [ 41.474329][ T139] skb_free_datagram+0x15/0x20 [ 41.478930][ T139] __unix_dgram_recvmsg+0xcce/0x12b0 [ 41.484066][ T139] ? unix_unhash+0x10/0x10 [ 41.488299][ T139] ? avc_has_perm+0x16f/0x260 [ 41.492930][ T139] unix_dgram_recvmsg+0xb7/0xd0 [ 41.497586][ T139] ? unix_dgram_sendmsg+0x2050/0x2050 [ 41.502900][ T139] sock_read_iter+0x3b2/0x4b0 [ 41.507510][ T139] ? kernel_sock_ip_overhead+0x280/0x280 [ 41.513066][ T139] ? __kasan_check_read+0x11/0x20 [ 41.518023][ T139] ? fsnotify_perm+0x470/0x5d0 [ 41.522623][ T139] vfs_read+0x771/0xad0 [ 41.526614][ T139] ? kernel_read+0x1f0/0x1f0 [ 41.531049][ T139] ? __kasan_check_read+0x11/0x20 [ 41.535903][ T139] ? __fdget_pos+0x204/0x390 [ 41.540327][ T139] ksys_read+0x199/0x2c0 [ 41.544408][ T139] ? __x64_sys_ppoll+0xd0/0xd0 [ 41.549006][ T139] ? vfs_write+0xeb0/0xeb0 [ 41.553264][ T139] ? fpregs_restore_userregs+0x130/0x290 [ 41.558836][ T139] __x64_sys_read+0x7b/0x90 [ 41.563177][ T139] do_syscall_64+0x3d/0xb0 [ 41.567444][ T139] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.573257][ T139] RIP: 0033:0x7fbfbddf2b6a [ 41.577502][ T139] 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 [ 41.597498][ T139] RSP: 002b:00007ffe0dfde6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 41.605713][ T139] RAX: ffffffffffffffda RBX: 000055de2d4def20 RCX: 00007fbfbddf2b6a [ 41.613530][ T139] RDX: 0000000000000408 RSI: 00007ffe0dfde6e0 RDI: 0000000000000007 [ 41.621341][ T139] RBP: 00007ffe0dfdee20 R08: 0000000000000008 R09: 00007ffe0dfbe7d0 [ 41.629151][ T139] R10: 00007ffe0dfdee20 R11: 0000000000000246 R12: 000055de2d4e9430 [ 41.636966][ T139] R13: 000055de2c521610 R14: 0000000000000001 R15: 0000000000000000 [ 41.644800][ T139] [ 41.647980][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160d7a0 with preempt_count 00000101, exited with 00000100? [ 41.659565][ C1] ------------[ cut here ]------------ [ 41.665057][ C1] WARNING: CPU: 1 PID: 23 at kernel/softirq.c:402 __local_bh_enable_ip+0x6c/0x80 [ 41.674031][ C1] Modules linked in: [ 41.677748][ C1] CPU: 1 PID: 23 Comm: ksoftirqd/1 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 41.688681][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 41.698693][ C1] RIP: 0010:__local_bh_enable_ip+0x6c/0x80 [ 41.704314][ C1] Code: 66 8b 05 37 72 bd 7e 66 85 c0 75 22 bf 01 00 00 00 e8 28 69 09 00 65 8b 05 a9 77 bc 7e 85 c0 74 02 5d c3 e8 ca 89 ba ff 5d c3 <0f> 0b eb a2 e8 0b 00 00 00 eb d7 66 0f 1f 84 00 00 00 00 00 55 48 [ 41.724039][ C1] RSP: 0018:ffffc90000187ad0 EFLAGS: 00010206 [ 41.729941][ C1] RAX: 00000000800100ff RBX: ffff88810e95c180 RCX: ffff88812213d100 [ 41.737748][ C1] RDX: ffff88810e95c180 RSI: 0000000000000200 RDI: ffffffff816212b1 [ 41.745821][ C1] RBP: ffffc90000187ad0 R08: 0000000000000000 R09: ffff8881002a1b00 [ 41.753605][ C1] R10: 000000000000000a R11: dffffc0000000001 R12: dffffc0000000000 [ 41.761451][ C1] R13: 0000000000000008 R14: ffff88810e95c188 R15: ffffffff81c58dd0 [ 41.769255][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 41.778109][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.784502][ C1] CR2: 00007fa93a2cf1c0 CR3: 000000010f619000 CR4: 00000000003506a0 [ 41.792382][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.800177][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.807991][ C1] Call Trace: [ 41.811073][ C1] [ 41.813835][ C1] ? show_regs+0x58/0x60 [ 41.817947][ C1] ? __warn+0x160/0x3d0 [ 41.821921][ C1] ? __local_bh_enable_ip+0x6c/0x80 [ 41.826995][ C1] ? report_bug+0x4d5/0x7d0 [ 41.831304][ C1] ? __local_bh_enable_ip+0x6c/0x80 [ 41.836392][ C1] ? handle_bug+0x41/0x70 [ 41.840483][ C1] ? exc_invalid_op+0x1b/0x50 [ 41.844994][ C1] ? asm_exc_invalid_op+0x1b/0x20 [ 41.849887][ C1] ? proc_nr_files+0x60/0x60 [ 41.854297][ C1] ? rcu_do_batch+0x531/0xb70 [ 41.858848][ C1] ? __local_bh_enable_ip+0x6c/0x80 [ 41.863848][ C1] rcu_do_batch+0x53b/0xb70 [ 41.868227][ C1] ? __kasan_check_write+0x14/0x20 [ 41.873265][ C1] ? rcu_core+0xf10/0xf10 [ 41.877448][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 41.882720][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 41.888488][ C1] ? rcu_report_qs_rnp+0x37e/0x390 [ 41.893507][ C1] rcu_core+0x4ee/0xf10 [ 41.897538][ C1] ? rcu_cpu_kthread_park+0x90/0x90 [ 41.902634][ C1] ? scsi_finish_command+0x2ec/0x410 [ 41.907787][ C1] ? scsi_complete+0x143/0x500 [ 41.912499][ C1] ? llist_reverse_order+0x6b/0x90 [ 41.917678][ C1] rcu_core_si+0x9/0x10 [ 41.921713][ C1] __do_softirq+0x1d8/0x661 [ 41.926093][ C1] ? ksoftirqd_should_run+0x20/0x20 [ 41.931092][ C1] run_ksoftirqd+0x23/0x30 [ 41.935380][ C1] smpboot_thread_fn+0x466/0x8d0 [ 41.940136][ C1] kthread+0x26d/0x300 [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 543] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 546] <... set_robust_list resumed>) = 0 [pid 544] <... bpf resumed>) = 3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 544] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 546] <... prctl resumed>) = 0 [pid 544] <... bpf resumed>) = 0 [pid 546] setpgid(0, 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 547 attached [pid 546] <... setpgid resumed>) = 0 [pid 544] <... bpf resumed>) = 4 [pid 547] set_robust_list(0x5555557fa660, 24 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 547] <... set_robust_list resumed>) = 0 [pid 546] <... openat resumed>) = 3 [pid 544] <... bpf resumed>) = 5 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 546] write(3, "1000", 4 [pid 544] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... prctl resumed>) = 0 [pid 546] <... write resumed>) = 4 [pid 544] <... bpf resumed>) = 6 [pid 547] setpgid(0, 0 [pid 546] close(3 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 547] <... setpgid resumed>) = 0 [pid 546] <... close resumed>) = 0 [pid 544] <... bpf resumed>) = 7 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 547] <... openat resumed>) = 3 [pid 546] <... bpf resumed>) = 3 [pid 544] exit_group(0 [pid 547] write(3, "1000", 4 [pid 546] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 544] <... exit_group resumed>) = ? [pid 547] <... write resumed>) = 4 [pid 546] <... bpf resumed>) = 0 [pid 544] +++ exited with 0 +++ [pid 547] close(3 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 547] <... close resumed>) = 0 [pid 546] <... 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 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 547] <... bpf resumed>) = 3 [pid 546] <... bpf resumed>) = 5 [pid 547] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 546] <... bpf resumed>) = 6 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 547] <... bpf resumed>) = 4 [pid 546] <... bpf resumed>) = 7 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 546] exit_group(0 [pid 547] <... bpf resumed>) = 5 [pid 546] <... exit_group resumed>) = ? [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 546] +++ exited with 0 +++ [pid 547] <... bpf resumed>) = 6 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 547] exit_group(0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 547] <... exit_group resumed>) = ? [pid 547] +++ exited with 0 +++ [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 548 ./strace-static-x86_64: Process 548 attached [pid 548] set_robust_list(0x5555557fa660, 24) = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 548] setpgid(0, 0) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 548] write(3, "1000", 4) = 4 [pid 548] close(3) = 0 [pid 548] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 548] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 548] exit_group(0) = ? [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 549 [pid 305] <... clone resumed>, child_tidptr=0x5555557fa650) = 550 [pid 548] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 551 ./strace-static-x86_64: Process 549 attached [pid 549] set_robust_list(0x5555557fa660, 24./strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x5555557fa660, 24 [pid 549] <... set_robust_list resumed>) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 551] <... set_robust_list resumed>) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 549] <... prctl resumed>) = 0 [pid 549] setpgid(0, 0 [pid 551] <... prctl resumed>) = 0 [pid 551] setpgid(0, 0 [pid 549] <... setpgid resumed>) = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 551] <... setpgid resumed>) = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 549] <... openat resumed>) = 3 [pid 551] <... openat resumed>) = 3 [pid 549] write(3, "1000", 4 [pid 551] write(3, "1000", 4 [pid 549] <... write resumed>) = 4 [pid 551] <... write resumed>) = 4 [pid 549] close(3 [pid 551] close(3 [pid 549] <... close resumed>) = 0 [pid 551] <... close resumed>) = 0 [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 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 549] <... bpf resumed>) = 3 [pid 551] <... bpf resumed>) = 3 [pid 549] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 551] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 549] <... bpf resumed>) = 0 [pid 551] <... bpf resumed>) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 549] <... bpf resumed>) = 4 [pid 551] <... bpf resumed>) = 4 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 551] <... bpf resumed>) = 5 [pid 549] <... bpf resumed>) = 5 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 549] <... bpf resumed>) = 6 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 551] <... bpf resumed>) = 7 [pid 549] <... bpf resumed>) = 7 [pid 551] exit_group(0 [pid 549] exit_group(0 [pid 551] <... exit_group resumed>) = ? [pid 549] <... exit_group resumed>) = ? [pid 551] +++ exited with 0 +++ [pid 549] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 553 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 554 ./strace-static-x86_64: Process 554 attached [pid 554] set_robust_list(0x5555557fa660, 24) = 0 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 554] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 553 attached [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 553] set_robust_list(0x5555557fa660, 24 [pid 554] write(3, "1000", 4 [pid 553] <... set_robust_list resumed>) = 0 [pid 554] <... write resumed>) = 4 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 554] close(3 [pid 553] <... prctl resumed>) = 0 [pid 554] <... close resumed>) = 0 [pid 553] setpgid(0, 0 [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 553] <... setpgid resumed>) = 0 [pid 554] <... bpf resumed>) = 3 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 554] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 553] <... openat resumed>) = 3 [pid 554] <... bpf resumed>) = 0 [pid 553] write(3, "1000", 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 553] <... write resumed>) = 4 [pid 554] <... bpf resumed>) = 4 [pid 553] close(3 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 553] <... close resumed>) = 0 [pid 554] <... bpf resumed>) = 5 [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 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 3 [pid 554] <... bpf resumed>) = 6 [pid 553] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 553] <... bpf resumed>) = 0 [pid 554] <... bpf resumed>) = 7 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 554] exit_group(0 [pid 553] <... bpf resumed>) = 4 [pid 554] <... exit_group resumed>) = ? [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 550 attached [pid 554] +++ exited with 0 +++ [pid 553] <... bpf resumed>) = 5 [pid 543] +++ exited with 0 +++ [pid 553] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] set_robust_list(0x5555557fa660, 24 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 555 [pid 553] <... bpf resumed>) = 6 [pid 550] <... set_robust_list resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 553] <... bpf resumed>) = 7 [pid 550] <... prctl resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 550] setpgid(0, 0) = 0 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 550] <... openat resumed>) = 3 [pid 550] write(3, "1000", 4 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 556 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 557 [pid 550] <... write resumed>) = 4 [pid 550] close(3) = 0 [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) = 3 [pid 550] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 553] exit_group(0 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 557 attached [pid 553] <... exit_group resumed>) = ? [pid 550] <... bpf resumed>) = 5 [pid 557] set_robust_list(0x5555557fa660, 24 [pid 550] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... set_robust_list resumed>) = 0 [pid 550] <... bpf resumed>) = 6 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 557] <... prctl resumed>) = 0 [pid 557] setpgid(0, 0) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 557] write(3, "1000", 4) = 4 [pid 557] close(3) = 0 [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) = 3 [pid 557] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x5555557fa660, 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 555] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 556 attached [pid 556] set_robust_list(0x5555557fa660, 24) = 0 [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 556] setpgid(0, 0) = 0 [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 556] write(3, "1000", 4) = 4 [pid 556] close(3) = 0 [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) = 3 [pid 556] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 41.944031][ C1] ? cpu_report_death+0x2b0/0x2b0 [ 41.948922][ C1] ? kthread_blkcg+0xd0/0xd0 [ 41.953311][ C1] ret_from_fork+0x1f/0x30 [ 41.957613][ C1] [ 41.960425][ C1] ---[ end trace 0000000000000000 ]--- [ 41.965962][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160d7a0 with preempt_count 00000100, exited with 00010100? [ 41.978123][ T23] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000100, exited with 000000fe? [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 557] <... bpf resumed>) = 5 [pid 556] <... bpf resumed>) = 5 [pid 555] <... bpf resumed>) = 5 [pid 553] +++ exited with 0 +++ [pid 550] <... bpf resumed>) = 7 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 555] <... bpf resumed>) = 6 [pid 550] <... exit_group resumed>) = ? [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 550] +++ exited with 0 +++ [pid 557] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 555] <... bpf resumed>) = 7 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 555] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 555] <... exit_group resumed>) = ? [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 558 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 555] +++ exited with 0 +++ [pid 305] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 559 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557fa650) = 560 ./strace-static-x86_64: Process 559 attached [pid 559] set_robust_list(0x5555557fa660, 24) = 0 [ 41.990155][ T23] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000100, exited with 000000fe? [ 42.003033][ T0] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000101, exited with 000000fe? [ 42.016313][ T23] ------------[ cut here ]------------ [ 42.021652][ C1] WARNING: CPU: 1 PID: 23 at net/core/skbuff.c:645 __napi_alloc_skb+0x360/0x560 [ 42.030641][ C1] Modules linked in: [ 42.034339][ C1] CPU: 1 PID: 23 Comm: ksoftirqd/1 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 560 attached ) = 0 [pid 557] <... bpf resumed>) = 6 [pid 556] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 558 attached [pid 560] set_robust_list(0x5555557fa660, 24 [pid 559] setpgid(0, 0 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 560] <... set_robust_list resumed>) = 0 [pid 559] <... setpgid resumed>) = 0 [pid 558] set_robust_list(0x5555557fa660, 24 [ 42.045332][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 42.055173][ C1] RIP: 0010:__napi_alloc_skb+0x360/0x560 [ 42.060786][ C1] Code: 03 42 80 3c 28 00 74 08 48 89 df e8 ba 5e bb fd 4c 89 33 4c 89 f8 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 60 8a 74 fd <0f> 0b e9 df fc ff ff e8 54 8a 74 fd 45 31 ff eb d8 e8 4a 8a 74 fd [ 42.080269][ C1] RSP: 0018:ffffc90000187660 EFLAGS: 00010293 [ 42.086154][ C1] RAX: ffffffff8400e6b0 RBX: 0000000000000000 RCX: ffff88810039bcc0 [ 42.094115][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 42.102064][ C1] RBP: ffffc900001876a0 R08: ffffffff8400e385 R09: 0000000000001000 [ 42.109957][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000000c [ 42.118051][ C1] R13: 0000000000000080 R14: ffff88810d2b0508 R15: 0000000000000a20 [ 42.125923][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 42.134656][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.141236][ C1] CR2: 00007fa93a2cf1c0 CR3: 0000000006c0f000 CR4: 00000000003506a0 [ 42.149041][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.156839][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.164623][ C1] Call Trace: [ 42.167795][ C1] [ 42.170522][ C1] ? show_regs+0x58/0x60 [ 42.174601][ C1] ? __warn+0x160/0x3d0 [ 42.178630][ C1] ? __napi_alloc_skb+0x360/0x560 [ 42.183572][ C1] ? report_bug+0x4d5/0x7d0 [ 42.187933][ C1] ? __napi_alloc_skb+0x360/0x560 [ 42.192871][ C1] ? handle_bug+0x41/0x70 [ 42.197068][ C1] ? exc_invalid_op+0x1b/0x50 [ 42.201547][ C1] ? asm_exc_invalid_op+0x1b/0x20 [ 42.206453][ C1] ? __napi_alloc_skb+0x35/0x560 [ 42.211300][ C1] ? __napi_alloc_skb+0x360/0x560 [ 42.216206][ C1] ? __napi_alloc_skb+0x360/0x560 [ 42.222094][ C1] page_to_skb+0x28d/0xba0 [ 42.226385][ C1] receive_buf+0x4fc/0x4ef0 [ 42.230798][ C1] ? wake_up_process+0x10/0x20 [ 42.235451][ C1] ? virtnet_poll_tx+0x560/0x560 [ 42.240288][ C1] ? virtqueue_get_buf_ctx+0x484/0xd30 [ 42.245616][ C1] ? detach_buf_split+0x71d/0xae0 [ 42.250457][ C1] ? virtqueue_get_buf_ctx+0x6f8/0xd30 [ 42.255805][ C1] virtnet_poll+0x6d3/0x1470 [ 42.260306][ C1] ? refill_work+0x230/0x230 [ 42.264805][ C1] ? __kasan_check_write+0x14/0x20 [ 42.269787][ C1] ? __switch_to+0x62c/0x1190 [ 42.274271][ C1] __napi_poll+0xbe/0x5c0 [ 42.278491][ C1] net_rx_action+0x595/0xdd0 [ 42.282958][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 42.288044][ C1] ? net_tx_action+0x560/0x560 [ 42.292591][ C1] ? __schedule+0xcaf/0x1550 [pid 557] <... bpf resumed>) = 7 [pid 556] <... bpf resumed>) = 7 [pid 560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 558] <... set_robust_list resumed>) = 0 [pid 557] exit_group(0 [pid 556] exit_group(0 [pid 560] <... prctl resumed>) = 0 [pid 559] <... openat resumed>) = 3 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 557] <... exit_group resumed>) = ? [pid 556] <... exit_group resumed>) = ? [pid 560] setpgid(0, 0 [pid 559] write(3, "1000", 4 [pid 558] <... prctl resumed>) = 0 [pid 557] +++ exited with 0 +++ [pid 560] <... setpgid resumed>) = 0 [pid 559] <... write resumed>) = 4 [pid 558] setpgid(0, 0 [pid 560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 559] close(3 [pid 558] <... setpgid resumed>) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 560] <... openat resumed>) = 3 [pid 559] <... close resumed>) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 560] write(3, "1000", 4 [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] <... openat resumed>) = 3 [pid 304] <... restart_syscall resumed>) = 0 [pid 560] <... write resumed>) = 4 [pid 559] <... bpf resumed>) = 3 [pid 558] write(3, "1000", 4 [pid 560] close(3 [pid 559] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 558] <... write resumed>) = 4 [pid 560] <... close resumed>) = 0 [pid 559] <... bpf resumed>) = 0 [pid 558] close(3 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 558] <... close resumed>) = 0 [pid 560] <... bpf resumed>) = 3 [pid 559] <... bpf resumed>) = 4 [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 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 561 [pid 560] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 558] <... bpf resumed>) = 3 [pid 560] <... bpf resumed>) = 0 [pid 558] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 558] <... bpf resumed>) = 0 [pid 560] <... bpf resumed>) = 4 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 558] <... bpf resumed>) = 4 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 561 attached [pid 561] set_robust_list(0x5555557fa660, 24) = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 561] write(3, "1000", 4) = 4 [pid 561] close(3) = 0 [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) = 3 [pid 561] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 42.297054][ C1] ? __this_cpu_preempt_check+0x13/0x20 [ 42.302425][ C1] __do_softirq+0x1d8/0x661 [ 42.306791][ C1] ? ksoftirqd_should_run+0x20/0x20 [ 42.311783][ C1] run_ksoftirqd+0x23/0x30 [ 42.316064][ C1] smpboot_thread_fn+0x466/0x8d0 [ 42.321102][ C1] kthread+0x26d/0x300 [ 42.324947][ C1] ? cpu_report_death+0x2b0/0x2b0 [ 42.329852][ C1] ? kthread_blkcg+0xd0/0xd0 [ 42.334237][ C1] ret_from_fork+0x1f/0x30 [ 42.338626][ C1] [ 42.341481][ C1] ---[ end trace 0000000000000000 ]--- [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 556] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 562 attached [pid 562] set_robust_list(0x5555557fa660, 24) = 0 [pid 308] <... clone resumed>, child_tidptr=0x5555557fa650) = 562 [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 562] setpgid(0, 0) = 0 [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 562] write(3, "1000", 4) = 4 [pid 562] close(3) = 0 [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) = 3 [pid 562] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 561] <... bpf resumed>) = 5 [pid 560] <... bpf resumed>) = 5 [pid 559] <... bpf resumed>) = 5 [pid 558] <... bpf resumed>) = 5 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 560] <... bpf resumed>) = 6 [pid 558] <... bpf resumed>) = 6 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [ 42.350252][ T23] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000100, exited with 000000fe? [ 42.361892][ T23] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 000001ff, exited with 00000200? [ 42.388306][ T0] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000101, exited with 000000fe? [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 561] <... bpf resumed>) = 7 [pid 560] <... bpf resumed>) = 7 [pid 558] <... bpf resumed>) = 7 [pid 561] exit_group(0 [pid 560] exit_group(0 [pid 558] exit_group(0 [pid 561] <... exit_group resumed>) = ? [pid 560] <... exit_group resumed>) = ? [pid 558] <... exit_group resumed>) = ? [pid 561] +++ exited with 0 +++ [pid 560] +++ exited with 0 +++ [pid 558] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 42.401670][ T23] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000100, exited with 000000fe? [ 42.416343][ T299] BUG: using smp_processor_id() in preemptible [00000000] code: strace-static-x/299 [ 42.425720][ T299] caller is debug_smp_processor_id+0x17/0x20 [ 42.431495][ T299] CPU: 1 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 42.442861][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 42.452759][ T299] Call Trace: [ 42.455881][ T299] [ 42.458655][ T299] dump_stack_lvl+0x151/0x1b7 [ 42.463173][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 42.468474][ T299] ? stack_trace_save+0x1c0/0x1c0 [ 42.473327][ T299] dump_stack+0x15/0x1b [ 42.477317][ T299] check_preemption_disabled+0x109/0x110 [ 42.482793][ T299] debug_smp_processor_id+0x17/0x20 [ 42.487821][ T299] rcu_is_watching+0x15/0xb0 [ 42.492251][ T299] kernel_text_address+0x83/0xe0 [ 42.497026][ T299] __kernel_text_address+0xd/0x40 [ 42.501884][ T299] unwind_get_return_address+0x4d/0x90 [ 42.507205][ T299] arch_stack_walk+0xf3/0x140 [ 42.511742][ T299] stack_trace_save+0x113/0x1c0 [ 42.516408][ T299] ? memcpy+0x56/0x70 [ 42.520200][ T299] ? stack_trace_snprint+0xf0/0xf0 [ 42.525143][ T299] ? bpf_bprintf_prepare+0x1168/0x1360 [ 42.530447][ T299] ? kasan_set_track+0x60/0x70 [ 42.535040][ T299] ? bstr_printf+0x1020/0x10c0 [ 42.539730][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 42.544330][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 42.548932][ T299] kasan_set_track+0x4b/0x70 [ 42.553357][ T299] ? kasan_set_track+0x4b/0x70 [ 42.557956][ T299] ? kasan_save_free_info+0x2b/0x40 [ 42.562989][ T299] ? ____kasan_slab_free+0x131/0x180 [ 42.568110][ T299] ? __kasan_slab_free+0x11/0x20 [ 42.572882][ T299] ? kmem_cache_free+0x291/0x510 [ 42.577742][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 42.582355][ T299] ? __sk_free+0x36c/0x470 [ 42.586598][ T299] ? sk_free+0x51/0x80 [ 42.590509][ T299] ? unix_release_sock+0xaf9/0xd80 [ 42.595538][ T299] ? unix_release+0x8c/0xc0 [ 42.599964][ T299] ? sock_close+0xdf/0x270 [ 42.604219][ T299] ? __fput+0x3ab/0x870 [ 42.608219][ T299] ? ____fput+0x15/0x20 [ 42.612201][ T299] ? task_work_run+0x24d/0x2e0 [ 42.616804][ T299] ? exit_to_user_mode_loop+0x94/0xa0 [ 42.622033][ T299] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 42.627480][ T299] ? syscall_exit_to_user_mode+0x26/0x140 [ 42.633038][ T299] ? do_syscall_64+0x49/0xb0 [ 42.637480][ T299] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.643397][ T299] kasan_save_free_info+0x2b/0x40 [ 42.648230][ T299] ____kasan_slab_free+0x131/0x180 [ 42.653275][ T299] __kasan_slab_free+0x11/0x20 [ 42.657875][ T299] kmem_cache_free+0x291/0x510 [ 42.662470][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 42.667081][ T299] __sk_destruct+0x4ab/0x5c0 [ 42.671532][ T299] __sk_free+0x36c/0x470 [ 42.675578][ T299] sk_free+0x51/0x80 [ 42.679313][ T299] unix_release_sock+0xaf9/0xd80 [ 42.684094][ T299] ? unix_stream_read_skb+0x1d0/0x1d0 [ 42.689298][ T299] ? rwsem_mark_wake+0x6b0/0x6b0 [ 42.694070][ T299] unix_release+0x8c/0xc0 [ 42.698239][ T299] sock_close+0xdf/0x270 [ 42.702318][ T299] ? sock_mmap+0xa0/0xa0 [ 42.706398][ T299] __fput+0x3ab/0x870 [ 42.710221][ T299] ____fput+0x15/0x20 [ 42.714030][ T299] task_work_run+0x24d/0x2e0 [ 42.718457][ T299] ? __kasan_check_write+0x14/0x20 [ 42.723417][ T299] ? task_work_cancel+0x2b0/0x2b0 [ 42.728277][ T299] ? filp_close+0x105/0x150 [ 42.732612][ T299] exit_to_user_mode_loop+0x94/0xa0 [ 42.737640][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 42.742939][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 42.748323][ T299] do_syscall_64+0x49/0xb0 [ 42.752588][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.758303][ T299] RIP: 0033:0x4e65f7 [ 42.762030][ T299] 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 [ 42.781510][ T299] RSP: 002b:00007ffddd28f1c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 42.789719][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 42.797537][ T299] RDX: 00007ffddd28f1d0 RSI: 0000000000008910 RDI: 0000000000000003 [ 42.805341][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 42.813178][ T299] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffddd28f230 [ 42.820975][ T299] R13: 00007ffddd28f1d0 R14: 0000000000427210 R15: 0000000000617180 [ 42.828813][ T299] [ 42.832002][ T299] BUG: using smp_processor_id() in preemptible [00000000] code: strace-static-x/299 [ 42.841386][ T299] caller is debug_smp_processor_id+0x17/0x20 [ 42.847396][ T299] CPU: 1 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 42.858963][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 42.868905][ T299] Call Trace: [ 42.872030][ T299] [ 42.874814][ T299] dump_stack_lvl+0x151/0x1b7 [ 42.879430][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 42.884713][ T299] ? stack_trace_save+0x1c0/0x1c0 [ 42.889567][ T299] dump_stack+0x15/0x1b [ 42.893560][ T299] check_preemption_disabled+0x109/0x110 [ 42.899034][ T299] debug_smp_processor_id+0x17/0x20 [ 42.904062][ T299] rcu_is_watching+0x15/0xb0 [ 42.908493][ T299] kernel_text_address+0x83/0xe0 [ 42.913378][ T299] __kernel_text_address+0xd/0x40 [ 42.918311][ T299] unwind_get_return_address+0x4d/0x90 [ 42.923609][ T299] arch_stack_walk+0xf3/0x140 [ 42.928129][ T299] stack_trace_save+0x113/0x1c0 [ 42.932797][ T299] ? memcpy+0x56/0x70 [ 42.936628][ T299] ? stack_trace_snprint+0xf0/0xf0 [ 42.941577][ T299] ? bpf_bprintf_prepare+0x1168/0x1360 [ 42.946871][ T299] ? bstr_printf+0x1020/0x10c0 [ 42.951472][ T299] ? dentry_free+0xd5/0x160 [ 42.955897][ T299] ? dentry_free+0xd5/0x160 [ 42.960425][ T299] kasan_set_track+0x4b/0x70 [ 42.964862][ T299] ? kasan_set_track+0x4b/0x70 [ 42.969450][ T299] ? kasan_save_free_info+0x2b/0x40 [ 42.974482][ T299] ? ____kasan_slab_free+0x131/0x180 [ 42.979609][ T299] ? __kasan_slab_free+0x11/0x20 [ 42.984376][ T299] ? kmem_cache_free+0x291/0x510 [ 42.989152][ T299] ? dentry_free+0xd5/0x160 [ 42.993495][ T299] ? __dentry_kill+0x505/0x650 [ 42.998093][ T299] ? dentry_kill+0xc0/0x2a0 [ 43.002430][ T299] ? dput+0x160/0x310 [ 43.006256][ T299] ? __fput+0x5f0/0x870 [ 43.010244][ T299] ? ____fput+0x15/0x20 [ 43.014236][ T299] ? task_work_run+0x24d/0x2e0 [ 43.018838][ T299] ? exit_to_user_mode_loop+0x94/0xa0 [ 43.024131][ T299] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 43.029605][ T299] ? syscall_exit_to_user_mode+0x26/0x140 [ 43.035246][ T299] ? do_syscall_64+0x49/0xb0 [ 43.039679][ T299] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.045604][ T299] kasan_save_free_info+0x2b/0x40 [ 43.050434][ T299] ____kasan_slab_free+0x131/0x180 [ 43.055389][ T299] __kasan_slab_free+0x11/0x20 [ 43.059987][ T299] kmem_cache_free+0x291/0x510 [ 43.064589][ T299] ? dentry_free+0xd5/0x160 [ 43.068946][ T299] dentry_free+0xd5/0x160 [ 43.073206][ T299] __dentry_kill+0x505/0x650 [ 43.077731][ T299] ? _raw_spin_lock+0xa4/0x1b0 [ 43.082333][ T299] ? _raw_spin_trylock_bh+0x190/0x190 [ 43.087554][ T299] dentry_kill+0xc0/0x2a0 [ 43.091713][ T299] dput+0x160/0x310 [ 43.095431][ T299] __fput+0x5f0/0x870 [ 43.099397][ T299] ____fput+0x15/0x20 [ 43.103334][ T299] task_work_run+0x24d/0x2e0 [ 43.107764][ T299] ? __kasan_check_write+0x14/0x20 [ 43.112733][ T299] ? task_work_cancel+0x2b0/0x2b0 [ 43.117699][ T299] ? filp_close+0x105/0x150 [ 43.122133][ T299] exit_to_user_mode_loop+0x94/0xa0 [ 43.127159][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 43.132464][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 43.137923][ T299] do_syscall_64+0x49/0xb0 [ 43.142364][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.148094][ T299] RIP: 0033:0x4e65f7 [ 43.151831][ T299] 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 [ 43.171266][ T299] RSP: 002b:00007ffddd28f1c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 43.179598][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 43.187496][ T299] RDX: 00007ffddd28f1d0 RSI: 0000000000008910 RDI: 0000000000000003 [ 43.195329][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 43.203126][ T299] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffddd28f230 [ 43.210930][ T299] R13: 00007ffddd28f1d0 R14: 0000000000427210 R15: 0000000000617180 [ 43.219110][ T299] [ 43.222134][ T299] BUG: using smp_processor_id() in preemptible [00000000] code: strace-static-x/299 [ 43.231443][ T299] caller is debug_smp_processor_id+0x17/0x20 [ 43.237385][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160d7a0 with preempt_count 00000102, exited with 00000100? [ 43.248849][ T299] CPU: 1 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 43.260375][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 43.270270][ T299] Call Trace: [ 43.273399][ T299] [ 43.276178][ T299] dump_stack_lvl+0x151/0x1b7 [ 43.280771][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 43.286071][ T299] ? stack_trace_save+0x1c0/0x1c0 [ 43.290926][ T299] dump_stack+0x15/0x1b [ 43.294923][ T299] check_preemption_disabled+0x109/0x110 [ 43.300402][ T299] debug_smp_processor_id+0x17/0x20 [ 43.305522][ T299] rcu_is_watching+0x15/0xb0 [ 43.310039][ T299] kernel_text_address+0x83/0xe0 [ 43.314817][ T299] __kernel_text_address+0xd/0x40 [ 43.319691][ T299] unwind_get_return_address+0x4d/0x90 [ 43.324970][ T299] arch_stack_walk+0xf3/0x140 [ 43.329504][ T299] stack_trace_save+0x113/0x1c0 [ 43.334165][ T299] ? memcpy+0x56/0x70 [ 43.337987][ T299] ? stack_trace_snprint+0xf0/0xf0 [ 43.342932][ T299] ? bpf_bprintf_prepare+0x1168/0x1360 [ 43.348230][ T299] ? syscall_exit_to_user_mode+0x26/0x140 [ 43.353783][ T299] ? do_syscall_64+0x49/0xb0 [ 43.358207][ T299] ? bstr_printf+0x1020/0x10c0 [ 43.362808][ T299] ? security_file_free+0xc6/0xe0 [ 43.367668][ T299] ? security_file_free+0xc6/0xe0 [ 43.372539][ T299] kasan_set_track+0x4b/0x70 [ 43.376966][ T299] ? kasan_set_track+0x4b/0x70 [ 43.381558][ T299] ? kasan_save_free_info+0x2b/0x40 [ 43.386597][ T299] ? ____kasan_slab_free+0x131/0x180 [ 43.391737][ T299] ? __kasan_slab_free+0x11/0x20 [ 43.396840][ T299] ? kmem_cache_free+0x291/0x510 [ 43.401612][ T299] ? security_file_free+0xc6/0xe0 [ 43.406469][ T299] ? __fput+0x623/0x870 [ 43.410464][ T299] ? ____fput+0x15/0x20 [ 43.414452][ T299] ? task_work_run+0x24d/0x2e0 [ 43.419053][ T299] ? exit_to_user_mode_loop+0x94/0xa0 [ 43.424349][ T299] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 43.429819][ T299] ? syscall_exit_to_user_mode+0x26/0x140 [ 43.435385][ T299] ? do_syscall_64+0x49/0xb0 [ 43.439801][ T299] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.445738][ T299] kasan_save_free_info+0x2b/0x40 [ 43.450566][ T299] ____kasan_slab_free+0x131/0x180 [ 43.455532][ T299] __kasan_slab_free+0x11/0x20 [ 43.460114][ T299] kmem_cache_free+0x291/0x510 [ 43.464714][ T299] ? security_file_free+0xc6/0xe0 [ 43.469604][ T299] security_file_free+0xc6/0xe0 [ 43.474367][ T299] __fput+0x623/0x870 [ 43.478197][ T299] ____fput+0x15/0x20 [ 43.481999][ T299] task_work_run+0x24d/0x2e0 [ 43.486453][ T299] ? __kasan_check_write+0x14/0x20 [ 43.491640][ T299] ? task_work_cancel+0x2b0/0x2b0 [ 43.496658][ T299] ? filp_close+0x105/0x150 [ 43.500998][ T299] exit_to_user_mode_loop+0x94/0xa0 [ 43.506029][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 43.511328][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 43.516727][ T299] do_syscall_64+0x49/0xb0 [ 43.521223][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.527024][ T299] RIP: 0033:0x4e65f7 [ 43.530841][ T299] 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 [ 43.550284][ T299] RSP: 002b:00007ffddd28f1c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 43.558531][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 43.566427][ T299] RDX: 00007ffddd28f1d0 RSI: 0000000000008910 RDI: 0000000000000003 [ 43.574239][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 43.582059][ T299] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffddd28f230 [ 43.589861][ T299] R13: 00007ffddd28f1d0 R14: 0000000000427210 R15: 0000000000617180 [ 43.597686][ T299] [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=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 559] <... bpf resumed>) = 6 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 562] <... bpf resumed>) = 4 [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 559] <... bpf resumed>) = 7 [pid 562] <... bpf resumed>) = 5 [pid 559] exit_group(0 [ 43.603706][ T28] audit: type=1400 audit(1711318558.709:73): avc: denied { remove_name } for pid=83 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 [ 43.603963][ T299] BUG: using smp_processor_id() in preemptible [00000000] code: strace-static-x/299 [ 43.633943][ T28] audit: type=1400 audit(1711318558.709:74): avc: denied { rename } for pid=83 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 [ 43.635378][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000100? [ 43.668473][ T299] caller is debug_smp_processor_id+0x17/0x20 [ 43.674250][ T299] CPU: 1 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 43.685814][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 43.696056][ T299] Call Trace: [ 43.699188][ T299] [ 43.701970][ T299] dump_stack_lvl+0x151/0x1b7 [ 43.706487][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 43.712085][ T299] ? stack_trace_save+0x1c0/0x1c0 [ 43.716895][ T299] dump_stack+0x15/0x1b [ 43.720977][ T299] check_preemption_disabled+0x109/0x110 [ 43.726444][ T299] debug_smp_processor_id+0x17/0x20 [ 43.731472][ T299] rcu_is_watching+0x15/0xb0 [ 43.735905][ T299] kernel_text_address+0x83/0xe0 [ 43.740696][ T299] __kernel_text_address+0xd/0x40 [ 43.745550][ T299] unwind_get_return_address+0x4d/0x90 [ 43.750842][ T299] arch_stack_walk+0xf3/0x140 [ 43.755457][ T299] stack_trace_save+0x113/0x1c0 [ 43.760134][ T299] ? stack_trace_snprint+0xf0/0xf0 [ 43.765077][ T299] ? bstr_printf+0x1020/0x10c0 [ 43.769680][ T299] ? bpf_bprintf_cleanup+0x60/0x60 [ 43.774624][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 43.779247][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 43.783940][ T299] kasan_set_track+0x4b/0x70 [ 43.788442][ T299] ? kasan_set_track+0x4b/0x70 [ 43.793040][ T299] ? kasan_save_free_info+0x2b/0x40 [ 43.798071][ T299] ? ____kasan_slab_free+0x131/0x180 [ 43.803204][ T299] ? __kasan_slab_free+0x11/0x20 [ 43.807971][ T299] ? kmem_cache_free+0x291/0x510 [ 43.812753][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 43.817340][ T299] ? __sk_free+0x36c/0x470 [ 43.821598][ T299] ? sk_free+0x51/0x80 [ 43.825510][ T299] ? unix_release_sock+0xaf9/0xd80 [ 43.830453][ T299] ? unix_release+0x8c/0xc0 [ 43.834793][ T299] ? sock_close+0xdf/0x270 [ 43.839147][ T299] ? __fput+0x3ab/0x870 [ 43.843222][ T299] ? ____fput+0x15/0x20 [ 43.847302][ T299] ? task_work_run+0x24d/0x2e0 [ 43.852018][ T299] ? exit_to_user_mode_loop+0x94/0xa0 [ 43.857223][ T299] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 43.862696][ T299] ? syscall_exit_to_user_mode+0x26/0x140 [ 43.868248][ T299] ? do_syscall_64+0x49/0xb0 [ 43.872674][ T299] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.878614][ T299] kasan_save_free_info+0x2b/0x40 [ 43.883571][ T299] ____kasan_slab_free+0x131/0x180 [ 43.893213][ T299] __kasan_slab_free+0x11/0x20 [ 43.897826][ T299] kmem_cache_free+0x291/0x510 [ 43.902398][ T299] ? __sk_destruct+0x4ab/0x5c0 [ 43.907004][ T299] __sk_destruct+0x4ab/0x5c0 [ 43.911430][ T299] __sk_free+0x36c/0x470 [ 43.915507][ T299] sk_free+0x51/0x80 [ 43.919243][ T299] unix_release_sock+0xaf9/0xd80 [ 43.924022][ T299] ? unix_stream_read_skb+0x1d0/0x1d0 [ 43.929229][ T299] ? rwsem_mark_wake+0x6b0/0x6b0 [ 43.934002][ T299] unix_release+0x8c/0xc0 [ 43.938170][ T299] sock_close+0xdf/0x270 [ 43.942243][ T299] ? sock_mmap+0xa0/0xa0 [ 43.946446][ T299] __fput+0x3ab/0x870 [ 43.950364][ T299] ____fput+0x15/0x20 [ 43.954183][ T299] task_work_run+0x24d/0x2e0 [ 43.958602][ T299] ? __kasan_check_write+0x14/0x20 [ 43.963728][ T299] ? task_work_cancel+0x2b0/0x2b0 [ 43.968779][ T299] ? filp_close+0x105/0x150 [ 43.973265][ T299] exit_to_user_mode_loop+0x94/0xa0 [ 43.978374][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 43.983666][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 43.989049][ T299] do_syscall_64+0x49/0xb0 [ 43.993303][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.999028][ T299] RIP: 0033:0x4e65f7 [ 44.002761][ T299] 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 [ 44.022204][ T299] RSP: 002b:00007ffddd28f1c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 44.030455][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 44.038433][ T299] RDX: 00007ffddd28f1d0 RSI: 0000000000008910 RDI: 0000000000000003 [ 44.046267][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 44.054053][ T299] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffddd28f230 [ 44.061869][ T299] R13: 00007ffddd28f1d0 R14: 0000000000427210 R15: 0000000000617180 [ 44.069699][ T299] [ 44.072739][ T299] BUG: using smp_processor_id() in preemptible [00000000] code: strace-static-x/299 [ 44.082051][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160d7a0 with preempt_count 00000102, exited with 00000100? [ 44.093258][ T299] caller is debug_smp_processor_id+0x17/0x20 [ 44.099230][ T299] CPU: 1 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 44.110671][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 44.120558][ T299] Call Trace: [ 44.123680][ T299] [ 44.126453][ T299] dump_stack_lvl+0x151/0x1b7 [ 44.130983][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 44.136383][ T299] ? stack_trace_save+0x1c0/0x1c0 [ 44.141231][ T299] dump_stack+0x15/0x1b [ 44.145225][ T299] check_preemption_disabled+0x109/0x110 [ 44.150697][ T299] debug_smp_processor_id+0x17/0x20 [ 44.155732][ T299] rcu_is_watching+0x15/0xb0 [ 44.160245][ T299] kernel_text_address+0x83/0xe0 [ 44.165012][ T299] __kernel_text_address+0xd/0x40 [ 44.169981][ T299] unwind_get_return_address+0x4d/0x90 [ 44.175274][ T299] arch_stack_walk+0xf3/0x140 [ 44.179803][ T299] stack_trace_save+0x113/0x1c0 [ 44.184478][ T299] ? stack_trace_snprint+0xf0/0xf0 [ 44.189516][ T299] ? bstr_printf+0x1020/0x10c0 [ 44.194107][ T299] ? bpf_bprintf_cleanup+0x60/0x60 [ 44.199065][ T299] ? dentry_free+0xd5/0x160 [ 44.203408][ T299] ? dentry_free+0xd5/0x160 [ 44.207736][ T299] kasan_set_track+0x4b/0x70 [ 44.212166][ T299] ? kasan_set_track+0x4b/0x70 [ 44.216764][ T299] ? kasan_save_free_info+0x2b/0x40 [ 44.221801][ T299] ? ____kasan_slab_free+0x131/0x180 [ 44.226931][ T299] ? __kasan_slab_free+0x11/0x20 [ 44.231694][ T299] ? kmem_cache_free+0x291/0x510 [ 44.236464][ T299] ? dentry_free+0xd5/0x160 [ 44.240803][ T299] ? __dentry_kill+0x505/0x650 [ 44.245451][ T299] ? dentry_kill+0xc0/0x2a0 [ 44.249863][ T299] ? dput+0x160/0x310 [ 44.253683][ T299] ? __fput+0x5f0/0x870 [ 44.257674][ T299] ? ____fput+0x15/0x20 [ 44.261668][ T299] ? task_work_run+0x24d/0x2e0 [ 44.266266][ T299] ? exit_to_user_mode_loop+0x94/0xa0 [ 44.271482][ T299] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 44.276945][ T299] ? syscall_exit_to_user_mode+0x26/0x140 [ 44.282498][ T299] ? do_syscall_64+0x49/0xb0 [ 44.286947][ T299] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 44.292875][ T299] ? dentry_free+0xd5/0x160 [ 44.297309][ T299] kasan_save_free_info+0x2b/0x40 [ 44.302168][ T299] ____kasan_slab_free+0x131/0x180 [ 44.307120][ T299] __kasan_slab_free+0x11/0x20 [ 44.311718][ T299] kmem_cache_free+0x291/0x510 [ 44.316328][ T299] ? dentry_free+0xd5/0x160 [ 44.320656][ T299] dentry_free+0xd5/0x160 [ 44.324827][ T299] __dentry_kill+0x505/0x650 [ 44.329248][ T299] ? _raw_spin_lock+0xa4/0x1b0 [ 44.333846][ T299] ? _raw_spin_trylock_bh+0x190/0x190 [ 44.339062][ T299] dentry_kill+0xc0/0x2a0 [ 44.343230][ T299] dput+0x160/0x310 [ 44.346872][ T299] __fput+0x5f0/0x870 [ 44.350705][ T299] ____fput+0x15/0x20 [ 44.354510][ T299] task_work_run+0x24d/0x2e0 [ 44.358935][ T299] ? __kasan_check_write+0x14/0x20 [ 44.363902][ T299] ? task_work_cancel+0x2b0/0x2b0 [ 44.368857][ T299] ? filp_close+0x105/0x150 [ 44.373198][ T299] exit_to_user_mode_loop+0x94/0xa0 [ 44.378228][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 44.383529][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 44.388911][ T299] do_syscall_64+0x49/0xb0 [ 44.393164][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 44.398893][ T299] RIP: 0033:0x4e65f7 [ 44.402619][ T299] 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 [ 44.422072][ T299] RSP: 002b:00007ffddd28f1c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 44.430309][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 44.438120][ T299] RDX: 00007ffddd28f1d0 RSI: 0000000000008910 RDI: 0000000000000003 [ 44.445938][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 44.453747][ T299] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffddd28f230 [ 44.461563][ T299] R13: 00007ffddd28f1d0 R14: 0000000000427210 R15: 0000000000617180 [ 44.469468][ T299] [ 44.472484][ T299] BUG: using smp_processor_id() in preemptible [00000000] code: strace-static-x/299 [ 44.481788][ T299] caller is debug_smp_processor_id+0x17/0x20 [ 44.487731][ T299] CPU: 1 PID: 299 Comm: strace-static-x Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 44.499316][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 44.509215][ T299] Call Trace: [ 44.512340][ T299] [ 44.515119][ T299] dump_stack_lvl+0x151/0x1b7 [ 44.519645][ T299] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 44.524937][ T299] ? stack_trace_save+0x1c0/0x1c0 [ 44.529824][ T299] dump_stack+0x15/0x1b [ 44.533876][ T299] check_preemption_disabled+0x109/0x110 [ 44.539342][ T299] debug_smp_processor_id+0x17/0x20 [ 44.544458][ T299] rcu_is_watching+0x15/0xb0 [ 44.548915][ T299] kernel_text_address+0x83/0xe0 [ 44.553659][ T299] __kernel_text_address+0xd/0x40 [ 44.558532][ T299] unwind_get_return_address+0x4d/0x90 [ 44.563813][ T299] arch_stack_walk+0xf3/0x140 [ 44.568336][ T299] stack_trace_save+0x113/0x1c0 [ 44.573017][ T299] ? stack_trace_snprint+0xf0/0xf0 [ 44.577969][ T299] ? bstr_printf+0x1020/0x10c0 [ 44.582574][ T299] ? security_file_free+0xc6/0xe0 [ 44.587424][ T299] ? security_file_free+0xc6/0xe0 [ 44.592301][ T299] kasan_set_track+0x4b/0x70 [ 44.596710][ T299] ? kasan_set_track+0x4b/0x70 [ 44.601307][ T299] ? kasan_save_free_info+0x2b/0x40 [ 44.606446][ T299] ? ____kasan_slab_free+0x131/0x180 [ 44.611551][ T299] ? __kasan_slab_free+0x11/0x20 [ 44.616499][ T299] ? kmem_cache_free+0x291/0x510 [ 44.621274][ T299] ? security_file_free+0xc6/0xe0 [ 44.626307][ T299] ? __fput+0x623/0x870 [ 44.630306][ T299] ? ____fput+0x15/0x20 [ 44.634409][ T299] ? task_work_run+0x24d/0x2e0 [ 44.639024][ T299] ? exit_to_user_mode_loop+0x94/0xa0 [ 44.644212][ T299] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 44.649723][ T299] ? syscall_exit_to_user_mode+0x26/0x140 [ 44.655237][ T299] ? do_syscall_64+0x49/0xb0 [ 44.659753][ T299] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 44.665683][ T299] kasan_save_free_info+0x2b/0x40 [ 44.670512][ T299] ____kasan_slab_free+0x131/0x180 [ 44.675472][ T299] __kasan_slab_free+0x11/0x20 [ 44.680064][ T299] kmem_cache_free+0x291/0x510 [ 44.684663][ T299] ? security_file_free+0xc6/0xe0 [ 44.689528][ T299] security_file_free+0xc6/0xe0 [ 44.694212][ T299] __fput+0x623/0x870 [ 44.698039][ T299] ____fput+0x15/0x20 [ 44.701851][ T299] task_work_run+0x24d/0x2e0 [ 44.706283][ T299] ? __kasan_check_write+0x14/0x20 [ 44.711238][ T299] ? task_work_cancel+0x2b0/0x2b0 [ 44.716083][ T299] ? filp_close+0x105/0x150 [ 44.720428][ T299] exit_to_user_mode_loop+0x94/0xa0 [ 44.725459][ T299] exit_to_user_mode_prepare+0x5a/0xa0 [ 44.730765][ T299] syscall_exit_to_user_mode+0x26/0x140 [ 44.736139][ T299] do_syscall_64+0x49/0xb0 [ 44.740392][ T299] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 44.746112][ T299] RIP: 0033:0x4e65f7 [ 44.749846][ T299] 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 [ 44.769298][ T299] RSP: 002b:00007ffddd28f1c8 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 44.777623][ T299] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 44.785445][ T299] RDX: 00007ffddd28f1d0 RSI: 0000000000008910 RDI: 0000000000000003 [ 44.793331][ T299] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000d [ 44.801149][ T299] R10: 00000000005549d3 R11: 0000000000000286 R12: 00007ffddd28f230 [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=11, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... exit_group resumed>) = ? [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x5555557fa650) = 566 [pid 304] <... clone resumed>, child_tidptr=0x5555557fa650) = 567 [pid 303] <... clone resumed>, child_tidptr=0x5555557fa650) = 568 ./strace-static-x86_64: Process 566 attached [pid 566] set_robust_list(0x5555557fa660, 24) = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 566] setpgid(0, 0) = 0 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 566] write(3, "1000", 4) = 4 [pid 566] close(3) = 0 [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) = 3 [pid 566] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 44.808959][ T299] R13: 00007ffddd28f1d0 R14: 0000000000427210 R15: 0000000000617180 [ 44.816955][ T299] [ 44.821479][ T562] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor327/562 [ 44.821702][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000101, exited with 00000100? [ 44.842461][ T562] caller is debug_smp_processor_id+0x17/0x20 [ 44.850024][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000100? [ 44.861817][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a8570 with preempt_count 00000102, exited with 00000100? [ 44.861899][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160d7a0 with preempt_count 00000102, exited with 00000100? [ 44.884568][ T562] CPU: 1 PID: 562 Comm: syz-executor327 Tainted: G W 6.1.68-syzkaller-00094-gd518ca9dbbe9 #0 [ 44.895988][ T562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 44.906063][ T562] Call Trace: [ 44.909176][ T562] [ 44.911961][ T562] dump_stack_lvl+0x151/0x1b7 [ 44.916643][ T562] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 44.921948][ T562] ? stack_trace_save+0x1c0/0x1c0 [ 44.926798][ T562] dump_stack+0x15/0x1b [ 44.930809][ T562] check_preemption_disabled+0x109/0x110 [ 44.936345][ T562] debug_smp_processor_id+0x17/0x20 [ 44.941466][ T562] rcu_is_watching+0x15/0xb0 [ 44.945994][ T562] kernel_text_address+0x83/0xe0 [ 44.950769][ T562] __kernel_text_address+0xd/0x40 [ 44.955629][ T562] unwind_get_return_address+0x4d/0x90 [ 44.960913][ T562] arch_stack_walk+0xf3/0x140 [ 44.965448][ T562] stack_trace_save+0x113/0x1c0 [ 44.970120][ T562] ? stack_trace_snprint+0xf0/0xf0 [ 44.975060][ T562] ? bstr_printf+0x1020/0x10c0 [ 44.979666][ T562] ? bpf_bprintf_cleanup+0x60/0x60 [ 44.984611][ T562] ? free_vmap_area_noflush+0x414/0xa30 [ 44.989991][ T562] ? free_vmap_area_noflush+0x414/0xa30 [ 44.995435][ T562] kasan_set_track+0x4b/0x70 [ 45.000026][ T562] ? kasan_set_track+0x4b/0x70 [ 45.004616][ T562] ? kasan_save_free_info+0x2b/0x40 [ 45.009649][ T562] ? ____kasan_slab_free+0x131/0x180 [ 45.014768][ T562] ? __kasan_slab_free+0x11/0x20 [ 45.019543][ T562] ? kmem_cache_free+0x291/0x510 [ 45.024403][ T562] ? free_vmap_area_noflush+0x414/0xa30 [ 45.029791][ T562] ? remove_vm_area+0x1d4/0x1f0 [ 45.034476][ T562] ? __vunmap+0x313/0xb60 [ 45.038642][ T562] ? vfree+0x5c/0x80 [ 45.042462][ T562] ? bpf_check+0x106a0/0x16560 [ 45.047061][ T562] ? bpf_prog_load+0x1304/0x1bf0 [ 45.051833][ T562] ? __sys_bpf+0x52c/0x7f0 [ 45.056867][ T562] ? __x64_sys_bpf+0x7c/0x90 [ 45.061292][ T562] ? do_syscall_64+0x3d/0xb0 [ 45.065729][ T562] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 45.071663][ T562] kasan_save_free_info+0x2b/0x40 [ 45.076487][ T562] ____kasan_slab_free+0x131/0x180 [ 45.081647][ T562] __kasan_slab_free+0x11/0x20 [ 45.086314][ T562] kmem_cache_free+0x291/0x510 [ 45.090914][ T562] ? free_vmap_area_noflush+0x414/0xa30 [ 45.096298][ T562] free_vmap_area_noflush+0x414/0xa30 [ 45.101526][ T562] remove_vm_area+0x1d4/0x1f0 [ 45.106029][ T562] __vunmap+0x313/0xb60 [ 45.110119][ T562] ? check_func_arg_reg_off+0x270/0x270 [ 45.115489][ T562] ? vunmap+0x60/0x60 [ 45.119496][ T562] ? trace_set_clr_event+0xed/0x140 [ 45.124727][ T562] ? bpf_get_trace_printk_proto+0x5f/0x80 [ 45.130270][ T562] vfree+0x5c/0x80 [ 45.133914][ T562] bpf_check+0x106a0/0x16560 [ 45.138342][ T562] ? stack_depot_save+0x13/0x20 [ 45.144929][ T562] ? bpf_get_btf_vmlinux+0x60/0x60 [ 45.149829][ T562] ? 0xffffffffa0001fa4 [ 45.153811][ T562] ? is_bpf_text_address+0x172/0x190 [ 45.158942][ T562] ? arch_stack_walk+0xf3/0x140 [ 45.163627][ T562] ? stack_trace_save+0x113/0x1c0 [ 45.168480][ T562] ? stack_trace_snprint+0xf0/0xf0 [ 45.173427][ T562] ? stack_trace_snprint+0xf0/0xf0 [ 45.178382][ T562] ? kasan_set_track+0x60/0x70 [ 45.182971][ T562] ? kasan_save_alloc_info+0x1f/0x30 [ 45.188093][ T562] ? __kasan_kmalloc+0x9c/0xb0 [ 45.192807][ T562] ? kmalloc_trace+0x44/0xa0 [ 45.197231][ T562] ? selinux_bpf_prog_alloc+0x51/0x140 [ 45.202532][ T562] ? security_bpf_prog_alloc+0x62/0x90 [ 45.207822][ T562] ? __sys_bpf+0x52c/0x7f0 [ 45.212072][ T562] ? __x64_sys_bpf+0x7c/0x90 [ 45.216499][ T562] ? do_syscall_64+0x3d/0xb0 [ 45.220953][ T562] ? __kasan_check_write+0x14/0x20 [ 45.225888][ T562] ? _raw_spin_trylock_bh+0x190/0x190 [ 45.231091][ T562] ? _raw_spin_unlock+0x4c/0x70 [ 45.235793][ T562] ? memset+0x35/0x40 [ 45.239696][ T562] ? bpf_obj_name_cpy+0x196/0x1e0 [ 45.244560][ T562] bpf_prog_load+0x1304/0x1bf0 [ 45.249168][ T562] ? map_freeze+0x3a0/0x3a0 [ 45.253509][ T562] ? selinux_bpf+0xcb/0x100 [ 45.257843][ T562] ? security_bpf+0x82/0xb0 [ 45.262177][ T562] __sys_bpf+0x52c/0x7f0 [ 45.267040][ T562] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 45.272257][ T562] ? __kasan_check_write+0x14/0x20 [ 45.277189][ T562] ? fpregs_restore_userregs+0x130/0x290 [ 45.282663][ T562] __x64_sys_bpf+0x7c/0x90 [ 45.287012][ T562] do_syscall_64+0x3d/0xb0 [ 45.291257][ T562] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 45.296981][ T562] RIP: 0033:0x7fa93a2f0fe9 [ 45.301237][ T562] 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 [ 45.320677][ T562] RSP: 002b:00007ffc81698348 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 45.328920][ T562] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa93a2f0fe9 [ 45.336732][ T562] RDX: 0000000000000090 RSI: 00000000200000c0 RDI: 0000000000000005 [ 45.344640][ T562] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 45.352443][ T562] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.360280][ T562] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 45.368084][ T562]