./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor210454023 <...> Warning: Permanently added '10.128.0.45' (ED25519) to the list of known hosts. execve("./syz-executor210454023", ["./syz-executor210454023"], 0x7ffc27f2f340 /* 10 vars */) = 0 brk(NULL) = 0x555555ee9000 brk(0x555555ee9d00) = 0x555555ee9d00 arch_prctl(ARCH_SET_FS, 0x555555ee9380) = 0 set_tid_address(0x555555ee9650) = 293 set_robust_list(0x555555ee9660, 24) = 0 rseq(0x555555ee9ca0, 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-executor210454023", 4096) = 27 getrandom("\xc2\x8a\xaf\x7c\x6a\x47\x4d\x8c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555ee9d00 brk(0x555555f0ad00) = 0x555555f0ad00 brk(0x555555f0b000) = 0x555555f0b000 mprotect(0x7f8d90a2a000, 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=0x555555ee9650) = 294 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 295 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 296 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 297 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 298 ./strace-static-x86_64: Process 294 attached [pid 294] set_robust_list(0x555555ee9660, 24) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 299 ./strace-static-x86_64: Process 297 attached ./strace-static-x86_64: Process 298 attached ./strace-static-x86_64: Process 296 attached ./strace-static-x86_64: Process 295 attached [pid 298] set_robust_list(0x555555ee9660, 24 [pid 297] set_robust_list(0x555555ee9660, 24 [pid 296] set_robust_list(0x555555ee9660, 24 [pid 298] <... set_robust_list resumed>) = 0 [pid 297] <... set_robust_list resumed>) = 0 [pid 295] set_robust_list(0x555555ee9660, 24 [pid 296] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... set_robust_list resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x555555ee9660, 24) = 0 [pid 299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] setpgid(0, 0) = 0 [pid 299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 300 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 303 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 302 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 301 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 300 attached ) = 0 [pid 300] set_robust_list(0x555555ee9660, 24 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... set_robust_list resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 299] write(3, "1000", 4) = 4 [pid 299] close(3) = 0 [pid 299] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 302] <... prctl resumed>) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] setpgid(0, 0 [pid 300] <... prctl resumed>) = 0 [pid 302] <... setpgid resumed>) = 0 [pid 300] setpgid(0, 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 303 attached ./strace-static-x86_64: Process 301 attached [pid 302] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... bpf resumed>) = 3 [pid 303] set_robust_list(0x555555ee9660, 24 [pid 302] write(3, "1000", 4 [pid 301] set_robust_list(0x555555ee9660, 24 [pid 300] <... openat resumed>) = 3 [pid 303] <... set_robust_list resumed>) = 0 [pid 302] <... write resumed>) = 4 [pid 301] <... set_robust_list resumed>) = 0 [pid 300] write(3, "1000", 4 [pid 299] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 [pid 303] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 302] close(3 [pid 303] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... bpf resumed>) = 0 [pid 300] <... write resumed>) = 4 [pid 299] <... bpf resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 302] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 301] <... prctl resumed>) = 0 [pid 300] close(3 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 299] <... bpf resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 303] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 302] <... bpf resumed>) = 3 [pid 300] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 302] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 301] setpgid(0, 0 [pid 299] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 303] <... bpf resumed>) = 0 [pid 302] <... bpf resumed>) = 0 [pid 301] <... setpgid resumed>) = 0 [pid 300] <... bpf resumed>) = 3 [pid 303] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 303] bpf(BPF_MAP_CREATE, NULL, 0 [pid 299] <... bpf resumed>) = 0 [pid 303] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 303] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 300] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] <... bpf resumed>) = 5 [pid 301] <... openat resumed>) = 3 [pid 303] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 302] <... bpf resumed>) = 4 [pid 299] recvmsg(-1, NULL, MSG_OOB [pid 300] <... bpf resumed>) = 0 [pid 302] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 301] write(3, "1000", 4 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 299] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 299] bpf(BPF_MAP_CREATE, NULL, 0 [pid 303] <... bpf resumed>) = 6 [pid 299] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 299] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 299] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] <... bpf resumed>) = 6 [ 21.101854][ T28] audit: type=1400 audit(1710388703.182:66): avc: denied { execmem } for pid=293 comm="syz-executor210" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.111428][ T28] audit: type=1400 audit(1710388703.192:67): avc: denied { bpf } for pid=299 comm="syz-executor210" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 21.115129][ T28] audit: type=1400 audit(1710388703.192:68): avc: denied { map_create } for pid=299 comm="syz-executor210" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 21.118540][ T28] audit: type=1400 audit(1710388703.202:69): avc: denied { perfmon } for pid=299 comm="syz-executor210" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 21.121817][ T28] audit: type=1400 audit(1710388703.202:70): avc: denied { map_read map_write } for pid=299 comm="syz-executor210" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 299] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 301] <... write resumed>) = 4 [pid 300] <... bpf resumed>) = 4 [pid 301] close(3 [ 21.147314][ T28] audit: type=1400 audit(1710388703.232:71): avc: denied { prog_load } for pid=299 comm="syz-executor210" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 21.167335][ T28] audit: type=1400 audit(1710388703.232:73): avc: denied { prog_run } for pid=303 comm="syz-executor210" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 300] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 303] <... bpf resumed>) = 7 [pid 301] <... close resumed>) = 0 [pid 303] exit_group(0 [pid 301] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] <... bpf resumed>) = 7 [pid 303] <... exit_group resumed>) = ? [pid 299] exit_group(0) = ? [pid 301] <... bpf resumed>) = 3 [pid 300] <... bpf resumed>) = 0 [pid 302] <... bpf resumed>) = 0 [pid 301] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 300] recvmsg(-1, NULL, MSG_OOB [pid 302] recvmsg(-1, NULL, MSG_OOB [pid 301] <... bpf resumed>) = 0 [pid 300] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 302] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 302] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 302] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 300] bpf(BPF_MAP_CREATE, NULL, 0 [pid 302] <... bpf resumed>) = 6 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 300] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 300] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 300] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 301] <... bpf resumed>) = 4 [pid 300] <... bpf resumed>) = 0 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 301] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 300] <... bpf resumed>) = 6 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 301] <... bpf resumed>) = 0 [pid 301] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 301] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 301] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 301] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 301] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 303] +++ exited with 0 +++ [pid 299] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 305 attached ./strace-static-x86_64: Process 306 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 305 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 306 [pid 305] set_robust_list(0x555555ee9660, 24) = 0 [pid 306] set_robust_list(0x555555ee9660, 24) = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] setpgid(0, 0) = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... bpf resumed>) = 3 [pid 305] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 306] <... prctl resumed>) = 0 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0) = 0 [pid 305] <... bpf resumed>) = 4 [pid 305] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... bpf resumed>) = 0 [pid 305] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 305] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 305] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 305] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 305] <... bpf resumed>) = 6 [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 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) = 3 [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 306] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 306] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 306] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 302] <... bpf resumed>) = 7 [pid 300] <... bpf resumed>) = 7 [pid 305] <... bpf resumed>) = 7 [pid 302] exit_group(0 [pid 301] <... bpf resumed>) = 7 [pid 300] exit_group(0 [pid 302] <... exit_group resumed>) = ? [pid 300] <... exit_group resumed>) = ? [pid 306] <... bpf resumed>) = 7 [pid 305] exit_group(0 [pid 302] +++ exited with 0 +++ [pid 301] exit_group(0 [pid 300] +++ exited with 0 +++ [pid 305] <... exit_group resumed>) = ? [pid 301] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 307 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 308 [pid 306] exit_group(0 [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 308 attached [pid 306] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 309 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 309 [pid 309] set_robust_list(0x555555ee9660, 24 [pid 308] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 307 attached [pid 309] <... set_robust_list resumed>) = 0 [ 21.186490][ T28] audit: type=1400 audit(1710388703.232:72): avc: denied { prog_run } for pid=299 comm="syz-executor210" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] set_robust_list(0x555555ee9660, 24) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1000", 4) = 4 [pid 308] <... prctl resumed>) = 0 [pid 307] close(3) = 0 [pid 308] setpgid(0, 0) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 307] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... bpf resumed>) = 0 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 309] <... prctl resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 308] write(3, "1000", 4 [pid 309] setpgid(0, 0 [pid 308] <... write resumed>) = 4 [pid 307] <... bpf resumed>) = 4 [pid 307] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 308] close(3) = 0 [pid 309] <... setpgid resumed>) = 0 [pid 308] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 308] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 308] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 307] <... bpf resumed>) = 0 [pid 307] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 307] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 307] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 307] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 309] <... openat resumed>) = 3 [pid 309] write(3, "1000", 4) = 4 [pid 309] close(3) = 0 [pid 309] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 308] <... bpf resumed>) = 0 [pid 308] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 308] bpf(BPF_MAP_CREATE, NULL, 0 [pid 309] <... bpf resumed>) = 3 [pid 309] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... bpf resumed>) = 4 [pid 308] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 308] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 309] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 308] <... bpf resumed>) = 0 [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 309] <... bpf resumed>) = 0 [pid 309] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 309] bpf(BPF_MAP_CREATE, NULL, 0 [pid 308] <... bpf resumed>) = 6 [pid 309] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 309] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 309] <... bpf resumed>) = 5 [pid 309] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 301] +++ exited with 0 +++ [pid 306] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 310 ./strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x555555ee9660, 24) = 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] setpgid(0, 0) = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 311 attached , child_tidptr=0x555555ee9650) = 311 [pid 311] set_robust_list(0x555555ee9660, 24 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3) = 0 [pid 310] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 310] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 311] <... set_robust_list resumed>) = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 311] setpgid(0, 0 [pid 310] <... bpf resumed>) = 4 [pid 310] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 311] <... setpgid resumed>) = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 311] write(3, "1000", 4) = 4 [pid 311] close(3) = 0 [pid 310] <... bpf resumed>) = 0 [pid 310] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 310] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 310] <... bpf resumed>) = 5 [pid 310] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_FREEZE, {map_fd=3}, 4) = 0 [pid 310] <... bpf resumed>) = 6 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 311] <... bpf resumed>) = 4 [pid 311] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 311] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 311] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 311] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 307] <... bpf resumed>) = 7 [pid 311] <... bpf resumed>) = 7 [pid 310] <... bpf resumed>) = 7 [pid 309] <... bpf resumed>) = 7 [pid 308] <... bpf resumed>) = 7 [pid 307] exit_group(0 [pid 311] exit_group(0 [pid 310] exit_group(0 [pid 307] <... exit_group resumed>) = ? [pid 311] <... exit_group resumed>) = ? [pid 310] <... exit_group resumed>) = ? [pid 309] exit_group(0 [pid 308] exit_group(0 [pid 307] +++ exited with 0 +++ [pid 311] +++ exited with 0 +++ [pid 310] +++ exited with 0 +++ [pid 309] <... exit_group resumed>) = ? [pid 308] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 313 attached ./strace-static-x86_64: Process 312 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 312 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 313 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 314 [pid 312] set_robust_list(0x555555ee9660, 24 [pid 313] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x555555ee9660, 24) = 0 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 314] setpgid(0, 0) = 0 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] <... set_robust_list resumed>) = 0 [pid 312] <... set_robust_list resumed>) = 0 [pid 314] write(3, "1000", 4) = 4 [pid 314] close(3 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 314] <... close resumed>) = 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 312] <... prctl resumed>) = 0 [pid 314] <... bpf resumed>) = 3 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 314] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 312] setpgid(0, 0 [pid 314] <... bpf resumed>) = 0 [pid 313] <... prctl resumed>) = 0 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... setpgid resumed>) = 0 [pid 314] <... bpf resumed>) = 4 [pid 313] setpgid(0, 0 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 314] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 313] <... setpgid resumed>) = 0 [pid 312] <... openat resumed>) = 3 [pid 312] write(3, "1000", 4 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 312] <... write resumed>) = 4 [pid 314] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 314] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 314] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 313] <... openat resumed>) = 3 [pid 312] close(3) = 0 [pid 312] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 313] write(3, "1000", 4 [pid 312] <... bpf resumed>) = 3 [pid 314] <... bpf resumed>) = 6 [pid 312] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 312] <... bpf resumed>) = 0 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... write resumed>) = 4 [pid 313] close(3) = 0 [pid 313] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 312] <... bpf resumed>) = 4 [pid 313] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 312] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 313] <... bpf resumed>) = 0 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 313] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 312] <... bpf resumed>) = 0 [pid 313] recvmsg(-1, NULL, MSG_OOB [pid 312] recvmsg(-1, NULL, MSG_OOB [pid 313] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 312] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 313] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 312] bpf(BPF_MAP_CREATE, NULL, 0 [pid 313] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 312] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 313] <... bpf resumed>) = 5 [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 313] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 312] <... bpf resumed>) = 5 [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 312] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 313] <... bpf resumed>) = 6 [pid 312] <... bpf resumed>) = 0 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 313] <... bpf resumed>) = 7 [pid 309] +++ exited with 0 +++ [pid 313] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 313] <... exit_group resumed>) = ? [pid 312] <... bpf resumed>) = 6 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 315 attached [pid 315] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 315 [pid 315] <... set_robust_list resumed>) = 0 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 315] setpgid(0, 0) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 315] write(3, "1000", 4) = 4 [pid 315] close(3) = 0 [pid 315] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 315] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 315] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 315] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 315] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 315] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 314] <... bpf resumed>) = 7 [pid 308] +++ exited with 0 +++ [pid 314] exit_group(0) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 316 ./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x555555ee9660, 24) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 316] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 316] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 316] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 316] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 316] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 315] <... bpf resumed>) = 7 [pid 314] +++ exited with 0 +++ [pid 313] +++ exited with 0 +++ [pid 312] <... bpf resumed>) = 7 [pid 316] exit_group(0 [pid 312] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 316] <... exit_group resumed>) = ? [pid 315] exit_group(0 [pid 312] <... exit_group resumed>) = ? [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 316] +++ exited with 0 +++ [pid 315] <... exit_group resumed>) = ? [pid 295] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 317 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 318 attached [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 317 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 318 [pid 318] set_robust_list(0x555555ee9660, 24 [pid 317] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 319 [pid 318] <... set_robust_list resumed>) = 0 [pid 317] <... set_robust_list resumed>) = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 318] <... prctl resumed>) = 0 [pid 317] <... prctl resumed>) = 0 [pid 318] setpgid(0, 0 [pid 317] setpgid(0, 0./strace-static-x86_64: Process 319 attached [pid 318] <... setpgid resumed>) = 0 [pid 317] <... setpgid resumed>) = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 319] set_robust_list(0x555555ee9660, 24 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 319] <... set_robust_list resumed>) = 0 [pid 317] <... openat resumed>) = 3 [pid 317] write(3, "1000", 4) = 4 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 318] <... openat resumed>) = 3 [pid 317] close(3 [pid 319] <... prctl resumed>) = 0 [pid 318] write(3, "1000", 4 [pid 317] <... close resumed>) = 0 [pid 319] setpgid(0, 0 [pid 318] <... write resumed>) = 4 [pid 317] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 319] <... setpgid resumed>) = 0 [pid 318] close(3 [pid 317] <... bpf resumed>) = 3 [pid 318] <... close resumed>) = 0 [pid 317] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 318] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 317] <... bpf resumed>) = 0 [pid 319] <... openat resumed>) = 3 [pid 318] <... bpf resumed>) = 3 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] write(3, "1000", 4 [pid 318] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 319] <... write resumed>) = 4 [pid 318] <... bpf resumed>) = 0 [pid 317] <... bpf resumed>) = 4 [pid 319] close(3 [pid 318] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 317] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 319] <... close resumed>) = 0 [pid 318] <... bpf resumed>) = 4 [pid 318] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 317] <... bpf resumed>) = 0 [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 317] recvmsg(-1, NULL, MSG_OOB [pid 319] <... bpf resumed>) = 3 [pid 317] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 319] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 317] bpf(BPF_MAP_CREATE, NULL, 0 [pid 319] <... bpf resumed>) = 0 [pid 317] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 319] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 317] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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>) = 4 [pid 317] <... bpf resumed>) = 5 [pid 319] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 317] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 318] <... bpf resumed>) = 0 [pid 318] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 318] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 318] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 312] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 320 [pid 315] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 321 ./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x555555ee9660, 24) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 320] setpgid(0, 0) = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 320] write(3, "1000", 4) = 4 [pid 320] close(3) = 0 [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) = 3 [pid 320] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 320] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 [ 21.351304][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 21.363099][ T319] BUG: scheduling while atomic: syz-executor210/319/0x00000002 [ 21.370742][ T319] Modules linked in: [ 21.374617][ T319] Preemption disabled at: [ 21.374627][ T319] [] bpf_bprintf_prepare+0x118/0x1360 [ 21.386027][ T319] CPU: 1 PID: 319 Comm: syz-executor210 Not tainted 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 21.395903][ T319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 21.405796][ T319] Call Trace: [ 21.408920][ T319] [ 21.411700][ T319] dump_stack_lvl+0x151/0x1b7 [ 21.416222][ T319] ? bpf_bprintf_prepare+0x118/0x1360 [ 21.421421][ T319] ? bpf_bprintf_prepare+0x118/0x1360 [ 21.426634][ T319] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 21.431923][ T319] ? bpf_bprintf_prepare+0x118/0x1360 [ 21.437128][ T319] dump_stack+0x15/0x1b [ 21.441120][ T319] __schedule_bug+0x195/0x260 [ 21.445676][ T319] ? asm_sysvec_call_function_single+0x1b/0x20 [ 21.451624][ T319] ? cpu_util_update_eff+0x10e0/0x10e0 [ 21.456925][ T319] __schedule+0xcf7/0x1550 [ 21.461170][ T319] ? trim_init_extable+0x3d0/0x3d0 [ 21.466117][ T319] ? copy_user_enhanced_fast_string+0x27/0x40 [ 21.472019][ T319] ? __sched_text_start+0x8/0x8 [ 21.476705][ T319] ? fixup_exception+0xef0/0x1d30 [ 21.481641][ T319] schedule+0xc3/0x180 [ 21.485472][ T319] schedule_preempt_disabled+0x13/0x20 [ 21.490772][ T319] __mutex_lock+0x5b6/0x1ca0 [ 21.495196][ T319] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 21.501790][ T319] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 21.507431][ T319] ? kernelmode_fixup_or_oops+0x222/0x270 [ 21.512987][ T319] ? __bad_area_nosemaphore+0xcf/0x620 [ 21.518371][ T319] ? debug_smp_processor_id+0x17/0x20 [ 21.523576][ T319] ? bpf_bprintf_prepare+0x1168/0x1360 [ 21.528877][ T319] ? bad_area_nosemaphore+0x2d/0x40 [ 21.533904][ T319] ? exc_page_fault+0x4f3/0x700 [ 21.538590][ T319] __mutex_lock_slowpath+0xe/0x10 [ 21.543453][ T319] mutex_lock+0x130/0x1e0 [ 21.547622][ T319] ? bit_wait_io_timeout+0x120/0x120 [ 21.552739][ T319] ? __kasan_check_write+0x14/0x20 [ 21.557684][ T319] ? rcu_read_unlock_special+0x29b/0x4e0 [ 21.563164][ T319] bpf_dispatcher_change_prog+0xa0/0xf20 [ 21.568619][ T319] ? migrate_disable+0x190/0x190 [ 21.573398][ T319] ? free_mem_alloc_deferred+0xa0/0xa0 [ 21.578688][ T319] ? __rcu_read_unlock+0x7e/0xd0 [ 21.583464][ T319] ? bpf_cgroup_storage_free+0x8c/0xb0 [ 21.588757][ T319] ? irqentry_exit+0x30/0x40 [ 21.593191][ T319] ? sysvec_call_function_single+0x52/0xb0 [ 21.598828][ T319] ? asm_sysvec_call_function_single+0x1b/0x20 [ 21.604814][ T319] ? __kasan_check_read+0x11/0x20 [ 21.609673][ T319] ? _copy_to_user+0x74/0x90 [ 21.614100][ T319] ? bpf_test_finish+0x63d/0x950 [ 21.618876][ T319] ? bpf_ctx_finish+0x17b/0x240 [ 21.623562][ T319] ? bpf_test_finish+0x950/0x950 [ 21.628337][ T319] ? _copy_from_user+0x90/0xc0 [ 21.632935][ T319] bpf_prog_change_xdp+0x24/0x30 [ 21.637711][ T319] bpf_prog_test_run_xdp+0x97a/0x1130 [ 21.642920][ T319] ? dev_put+0x80/0x80 [ 21.646821][ T319] ? selinux_capable+0x2f1/0x430 [ 21.651600][ T319] ? __kasan_check_read+0x11/0x20 [ 21.656455][ T319] ? dev_put+0x80/0x80 [ 21.660361][ T319] bpf_prog_test_run+0x3b0/0x630 [ 21.665134][ T319] ? bpf_prog_query+0x260/0x260 [ 21.669822][ T319] ? selinux_bpf+0xd2/0x100 [ 21.674162][ T319] ? security_bpf+0x82/0xb0 [ 21.678500][ T319] __sys_bpf+0x59f/0x7f0 [ 21.682580][ T319] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 21.687793][ T319] ? __kasan_check_write+0x14/0x20 [ 21.692733][ T319] ? fpregs_restore_userregs+0x130/0x290 [ 21.698204][ T319] __x64_sys_bpf+0x7c/0x90 [ 21.702457][ T319] do_syscall_64+0x3d/0xb0 [ 21.706709][ T319] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 21.712438][ T319] RIP: 0033:0x7f8d909b6fe9 [ 21.716692][ T319] 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 [ 21.736136][ T319] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 21.744376][ T319] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [pid 320] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80./strace-static-x86_64: Process 321 attached [pid 318] <... bpf resumed>) = 7 [pid 317] <... bpf resumed>) = 7 [pid 318] exit_group(0 [pid 317] exit_group(0 [pid 318] <... exit_group resumed>) = ? [pid 317] <... exit_group resumed>) = ? [pid 318] +++ exited with 0 +++ [pid 317] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 323 [pid 319] <... bpf resumed>) = 0 [pid 319] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 319] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 319] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 319] <... bpf resumed>) = 6 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 324 [pid 320] <... bpf resumed>) = 0 [pid 320] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 320] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 320] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 321] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 324 attached ) = 0 [pid 324] set_robust_list(0x555555ee9660, 24 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 323 attached ) = 0 [pid 324] <... set_robust_list resumed>) = 0 [pid 323] set_robust_list(0x555555ee9660, 24 [pid 321] setpgid(0, 0 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] <... setpgid resumed>) = 0 [pid 324] <... prctl resumed>) = 0 [pid 323] <... set_robust_list resumed>) = 0 [pid 324] setpgid(0, 0 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 324] <... setpgid resumed>) = 0 [pid 321] <... openat resumed>) = 3 [pid 320] <... bpf resumed>) = 6 [pid 321] write(3, "1000", 4 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 321] <... write resumed>) = 4 [pid 321] close(3) = 0 [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 324] <... openat resumed>) = 3 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 321] <... bpf resumed>) = 3 [pid 321] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 319] <... bpf resumed>) = 7 [pid 324] write(3, "1000", 4 [pid 323] <... prctl resumed>) = 0 [pid 321] <... bpf resumed>) = 0 [pid 320] <... bpf resumed>) = 7 [pid 319] exit_group(0 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... write resumed>) = 4 [pid 319] <... exit_group resumed>) = ? [pid 324] close(3 [pid 323] setpgid(0, 0 [pid 321] <... bpf resumed>) = 4 [pid 320] exit_group(0 [pid 324] <... close resumed>) = 0 [pid 321] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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 321] <... bpf resumed>) = 0 [pid 324] <... bpf resumed>) = 3 [pid 321] recvmsg(-1, NULL, MSG_OOB [pid 324] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 321] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... bpf resumed>) = 0 [pid 321] bpf(BPF_MAP_CREATE, NULL, 0 [pid 324] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 321] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 324] <... bpf resumed>) = 4 [pid 321] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 324] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 321] <... bpf resumed>) = 5 [pid 324] <... bpf resumed>) = 0 [pid 321] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 324] recvmsg(-1, NULL, MSG_OOB [pid 321] <... bpf resumed>) = 0 [pid 324] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [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 324] bpf(BPF_MAP_CREATE, NULL, 0 [pid 321] <... bpf resumed>) = 6 [pid 324] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 5 [pid 324] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 323] <... setpgid resumed>) = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 323] write(3, "1000", 4) = 4 [pid 323] close(3) = 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) = 3 [pid 323] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 320] <... exit_group resumed>) = ? [pid 323] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 323] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 323] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 323] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 324] <... bpf resumed>) = 7 [pid 321] <... bpf resumed>) = 7 [pid 324] exit_group(0 [pid 321] exit_group(0 [pid 319] +++ exited with 0 +++ [pid 324] <... exit_group resumed>) = ? [pid 321] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 320] +++ exited with 0 +++ [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=38} --- [pid 296] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 325 attached ./strace-static-x86_64: Process 326 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 325 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 326 [pid 325] set_robust_list(0x555555ee9660, 24 [pid 326] set_robust_list(0x555555ee9660, 24 [pid 325] <... set_robust_list resumed>) = 0 [pid 326] <... set_robust_list resumed>) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 326] setpgid(0, 0) = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 326] write(3, "1000", 4) = 4 [pid 326] close(3) = 0 [pid 326] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 326] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... prctl resumed>) = 0 [pid 326] <... bpf resumed>) = 4 [pid 325] setpgid(0, 0 [pid 326] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 325] <... setpgid resumed>) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 326] <... bpf resumed>) = 0 [pid 325] write(3, "1000", 4 [pid 326] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 326] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 326] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 325] <... write resumed>) = 4 [pid 326] <... bpf resumed>) = 5 [pid 325] close(3 [pid 326] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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 325] <... close resumed>) = 0 [pid 326] <... bpf resumed>) = 6 [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) = 3 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 325] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 325] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 325] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 325] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 325] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [ 21.752188][ T319] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 21.760000][ T319] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 21.767811][ T319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 21.775622][ T319] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 21.783442][ T319] [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 324] +++ exited with 0 +++ [pid 323] <... bpf resumed>) = 7 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 323] exit_group(0) = ? [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 327 ./strace-static-x86_64: Process 327 attached [pid 327] set_robust_list(0x555555ee9660, 24) = 0 [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 327] setpgid(0, 0) = 0 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 327] write(3, "1000", 4) = 4 [pid 327] close(3) = 0 [pid 327] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 327] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 327] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 327] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 327] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 327] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 327] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 327] 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 326] exit_group(0 [pid 325] exit_group(0 [pid 323] +++ exited with 0 +++ [pid 321] +++ exited with 0 +++ [pid 326] <... exit_group resumed>) = ? [pid 325] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 328 attached ./strace-static-x86_64: Process 329 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 328 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 329 [pid 329] set_robust_list(0x555555ee9660, 24 [pid 328] set_robust_list(0x555555ee9660, 24 [pid 329] <... set_robust_list resumed>) = 0 [pid 328] <... set_robust_list resumed>) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 328] setpgid(0, 0 [pid 329] <... prctl resumed>) = 0 [pid 328] <... setpgid resumed>) = 0 [pid 329] setpgid(0, 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 329] <... setpgid resumed>) = 0 [pid 328] <... openat resumed>) = 3 [pid 328] write(3, "1000", 4 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 328] <... write resumed>) = 4 [pid 328] close(3 [pid 329] <... openat resumed>) = 3 [pid 328] <... close resumed>) = 0 [pid 329] write(3, "1000", 4) = 4 [pid 328] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 329] close(3) = 0 [pid 328] <... bpf resumed>) = 3 [pid 329] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 328] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 3 [pid 329] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 resumed>) = 4 [pid 329] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 328] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 329] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 329] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 329] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 328] <... bpf resumed>) = 0 [pid 328] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 328] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 328] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 327] <... bpf resumed>) = 7 [pid 325] +++ exited with 0 +++ [pid 327] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 327] <... exit_group resumed>) = ? [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 330 [pid 330] <... set_robust_list resumed>) = 0 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 330] setpgid(0, 0) = 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 330] write(3, "1000", 4) = 4 [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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 330] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 330] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 330] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 329] <... bpf resumed>) = 7 [pid 328] <... bpf resumed>) = 7 [pid 326] +++ exited with 0 +++ [pid 330] <... bpf resumed>) = 7 [pid 329] exit_group(0 [pid 328] exit_group(0 [pid 327] +++ exited with 0 +++ [pid 330] exit_group(0 [pid 329] <... exit_group resumed>) = ? [pid 328] <... exit_group resumed>) = ? [pid 330] <... exit_group resumed>) = ? [pid 329] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 331 attached [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 331 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 332 attached [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 332 [pid 331] set_robust_list(0x555555ee9660, 24) = 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 333 ./strace-static-x86_64: Process 333 attached [pid 332] set_robust_list(0x555555ee9660, 24 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 332] <... set_robust_list resumed>) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 333] set_robust_list(0x555555ee9660, 24 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL [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) = 0 [pid 331] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... set_robust_list resumed>) = 0 [pid 332] <... prctl resumed>) = 0 [pid 332] setpgid(0, 0) = 0 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 331] <... bpf resumed>) = 4 [pid 331] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 332] <... openat resumed>) = 3 [pid 332] write(3, "1000", 4) = 4 [pid 332] close(3) = 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) = 3 [pid 332] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 332] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 333] <... prctl resumed>) = 0 [pid 331] <... bpf resumed>) = 0 [pid 333] setpgid(0, 0) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 332] <... bpf resumed>) = 0 [pid 331] recvmsg(-1, NULL, MSG_OOB [pid 333] write(3, "1000", 4 [pid 332] recvmsg(-1, NULL, MSG_OOB [pid 331] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 333] <... write resumed>) = 4 [pid 333] close(3) = 0 [pid 332] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 331] bpf(BPF_MAP_CREATE, NULL, 0 [pid 333] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 332] bpf(BPF_MAP_CREATE, NULL, 0 [pid 331] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 332] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 333] <... bpf resumed>) = 3 [pid 331] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 332] <... bpf resumed>) = 5 [pid 332] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 331] <... bpf resumed>) = 5 [pid 333] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 332] <... bpf resumed>) = 0 [pid 331] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 333] <... bpf resumed>) = 0 [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 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 333] <... bpf resumed>) = 4 [pid 332] <... bpf resumed>) = 6 [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 [pid 333] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 331] <... bpf resumed>) = 6 [pid 333] <... bpf resumed>) = 0 [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 333] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 333] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 333] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 330] +++ exited with 0 +++ [pid 328] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 334 [pid 334] <... set_robust_list resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x555555ee9660, 24 [pid 334] <... setpgid resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 335 [pid 335] <... set_robust_list resumed>) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 334] <... openat resumed>) = 3 [pid 335] <... prctl resumed>) = 0 [pid 334] write(3, "1000", 4 [pid 335] setpgid(0, 0 [pid 334] <... write resumed>) = 4 [pid 335] <... setpgid resumed>) = 0 [pid 334] close(3 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 334] <... close resumed>) = 0 [pid 334] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 335] <... openat resumed>) = 3 [pid 335] write(3, "1000", 4 [pid 334] <... bpf resumed>) = 3 [pid 335] <... write resumed>) = 4 [pid 334] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 335] close(3 [pid 334] <... bpf resumed>) = 0 [pid 335] <... close resumed>) = 0 [pid 334] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 335] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 334] <... bpf resumed>) = 4 [pid 335] <... bpf resumed>) = 3 [pid 334] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 335] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 334] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 334] bpf(BPF_MAP_CREATE, NULL, 0 [pid 335] <... bpf resumed>) = 4 [pid 334] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 335] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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) = 5 [pid 334] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 335] <... bpf resumed>) = 0 [pid 335] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 335] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 335] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 334] <... bpf resumed>) = 7 [pid 333] <... bpf resumed>) = 7 [pid 332] <... bpf resumed>) = 7 [pid 331] <... bpf resumed>) = 7 [pid 335] <... bpf resumed>) = 7 [pid 334] exit_group(0 [pid 333] exit_group(0 [pid 332] exit_group(0 [pid 331] exit_group(0 [pid 335] exit_group(0 [pid 334] <... exit_group resumed>) = ? [pid 333] <... exit_group resumed>) = ? [pid 332] <... exit_group resumed>) = ? [pid 331] <... exit_group resumed>) = ? [pid 335] <... exit_group resumed>) = ? [pid 334] +++ exited with 0 +++ [pid 333] +++ exited with 0 +++ [pid 331] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 338 attached ./strace-static-x86_64: Process 337 attached ./strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 336 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 337 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 338 [pid 338] set_robust_list(0x555555ee9660, 24 [pid 337] set_robust_list(0x555555ee9660, 24 [pid 336] <... set_robust_list resumed>) = 0 [pid 338] <... set_robust_list resumed>) = 0 [pid 337] <... set_robust_list resumed>) = 0 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 336] <... prctl resumed>) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] <... prctl resumed>) = 0 [pid 336] setpgid(0, 0 [pid 338] <... prctl resumed>) = 0 [pid 337] setpgid(0, 0 [pid 336] <... setpgid resumed>) = 0 [pid 337] <... setpgid resumed>) = 0 [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 338] setpgid(0, 0) = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 336] <... openat resumed>) = 3 [pid 336] write(3, "1000", 4) = 4 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 337] <... openat resumed>) = 3 [pid 336] close(3 [pid 337] write(3, "1000", 4 [pid 336] <... close resumed>) = 0 [pid 338] <... openat resumed>) = 3 [pid 337] <... write resumed>) = 4 [pid 336] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 338] write(3, "1000", 4 [pid 337] close(3 [pid 336] <... bpf resumed>) = 3 [pid 338] <... write resumed>) = 4 [pid 337] <... close resumed>) = 0 [pid 336] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 338] close(3 [pid 337] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 336] <... bpf resumed>) = 0 [pid 338] <... close resumed>) = 0 [pid 337] <... bpf resumed>) = 3 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 337] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 338] <... bpf resumed>) = 3 [pid 336] <... bpf resumed>) = 4 [pid 337] <... bpf resumed>) = 0 [pid 338] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 338] <... bpf resumed>) = 0 [pid 338] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 338] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 336] <... bpf resumed>) = 0 [pid 337] <... bpf resumed>) = 4 [pid 337] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 336] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 336] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 336] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 338] <... bpf resumed>) = 0 [pid 337] <... bpf resumed>) = 0 [pid 336] <... bpf resumed>) = 0 [pid 337] recvmsg(-1, NULL, MSG_OOB [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 337] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 338] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 337] bpf(BPF_MAP_CREATE, NULL, 0 [pid 336] <... bpf resumed>) = 6 [pid 337] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 338] bpf(BPF_MAP_CREATE, NULL, 0 [pid 337] <... bpf resumed>) = 5 [pid 338] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 337] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 338] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 337] <... bpf resumed>) = 0 [pid 338] <... bpf resumed>) = 5 [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 338] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 337] <... bpf resumed>) = 6 [pid 335] +++ exited with 0 +++ [pid 332] +++ exited with 0 +++ [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... restart_syscall resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 339 attached [pid 297] <... restart_syscall resumed>) = 0 [pid 339] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 339 [pid 339] <... set_robust_list resumed>) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 339] <... prctl resumed>) = 0 [pid 339] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 340 attached [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 340] set_robust_list(0x555555ee9660, 24 [pid 339] <... openat resumed>) = 3 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 340 [pid 340] <... set_robust_list resumed>) = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 339] write(3, "1000", 4 [pid 340] <... prctl resumed>) = 0 [pid 339] <... write resumed>) = 4 [pid 340] setpgid(0, 0 [pid 339] close(3 [pid 340] <... setpgid resumed>) = 0 [pid 339] <... close resumed>) = 0 [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 340] <... openat resumed>) = 3 [pid 339] <... bpf resumed>) = 3 [pid 340] write(3, "1000", 4 [pid 339] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 340] <... write resumed>) = 4 [pid 339] <... bpf resumed>) = 0 [pid 340] close(3 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... close resumed>) = 0 [pid 339] <... bpf resumed>) = 4 [pid 340] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 339] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 340] <... bpf resumed>) = 3 [pid 339] <... bpf resumed>) = 0 [pid 340] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 339] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 340] <... bpf resumed>) = 4 [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 340] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 339] <... bpf resumed>) = 5 [pid 339] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 340] <... bpf resumed>) = 0 [pid 340] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 340] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 340] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 339] <... bpf resumed>) = 7 [pid 338] <... bpf resumed>) = 7 [pid 337] <... bpf resumed>) = 7 [pid 336] <... bpf resumed>) = 7 [pid 340] exit_group(0 [pid 339] exit_group(0 [pid 338] exit_group(0 [pid 337] exit_group(0 [pid 340] <... exit_group resumed>) = ? [pid 339] <... exit_group resumed>) = ? [pid 338] <... exit_group resumed>) = ? [pid 337] <... exit_group resumed>) = ? [pid 336] exit_group(0 [pid 340] +++ exited with 0 +++ [pid 339] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 337] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 336] <... exit_group resumed>) = ? [pid 338] +++ exited with 0 +++ [pid 336] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 343 attached ./strace-static-x86_64: Process 342 attached ./strace-static-x86_64: Process 341 attached [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 345 attached ./strace-static-x86_64: Process 344 attached [pid 343] set_robust_list(0x555555ee9660, 24 [pid 342] set_robust_list(0x555555ee9660, 24 [pid 341] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 341 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 342 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 343 [pid 345] set_robust_list(0x555555ee9660, 24 [pid 344] set_robust_list(0x555555ee9660, 24 [pid 343] <... set_robust_list resumed>) = 0 [pid 342] <... set_robust_list resumed>) = 0 [pid 341] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 344 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 345 [pid 344] <... set_robust_list resumed>) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 345] <... set_robust_list resumed>) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 343] <... prctl resumed>) = 0 [pid 342] <... prctl resumed>) = 0 [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 344] <... prctl resumed>) = 0 [pid 343] setpgid(0, 0 [pid 342] setpgid(0, 0 [pid 341] <... prctl resumed>) = 0 [pid 345] <... prctl resumed>) = 0 [pid 344] setpgid(0, 0 [pid 343] <... setpgid resumed>) = 0 [pid 342] <... setpgid resumed>) = 0 [pid 341] setpgid(0, 0 [pid 344] <... setpgid resumed>) = 0 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 341] <... setpgid resumed>) = 0 [pid 343] <... openat resumed>) = 3 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] <... openat resumed>) = 3 [pid 341] <... openat resumed>) = 3 [pid 345] setpgid(0, 0) = 0 [pid 343] write(3, "1000", 4 [pid 342] write(3, "1000", 4 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 341] write(3, "1000", 4 [pid 343] <... write resumed>) = 4 [pid 342] <... write resumed>) = 4 [pid 343] close(3 [pid 341] <... write resumed>) = 4 [pid 342] close(3 [pid 343] <... close resumed>) = 0 [pid 341] close(3 [pid 342] <... close resumed>) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] <... openat resumed>) = 3 [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 342] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 341] <... close resumed>) = 0 [pid 345] <... openat resumed>) = 3 [pid 344] write(3, "1000", 4 [pid 343] <... bpf resumed>) = 3 [pid 345] write(3, "1000", 4 [pid 344] <... write resumed>) = 4 [pid 343] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 342] <... bpf resumed>) = 3 [pid 341] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 345] <... write resumed>) = 4 [pid 344] close(3 [pid 343] <... bpf resumed>) = 0 [pid 342] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 341] <... bpf resumed>) = 3 [pid 345] close(3 [pid 344] <... close resumed>) = 0 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 341] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 345] <... close resumed>) = 0 [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 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 resumed>) = 3 [pid 343] <... bpf resumed>) = 4 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 344] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 343] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 345] <... bpf resumed>) = 3 [pid 342] <... bpf resumed>) = 4 [pid 345] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 342] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 341] <... bpf resumed>) = 4 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 345] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 343] <... bpf resumed>) = 0 [pid 341] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 345] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 342] <... bpf resumed>) = 0 [pid 345] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 345] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 344] <... bpf resumed>) = 0 [pid 343] recvmsg(-1, NULL, MSG_OOB [pid 342] recvmsg(-1, NULL, MSG_OOB [pid 341] <... bpf resumed>) = 0 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 342] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 341] recvmsg(-1, NULL, MSG_OOB [pid 345] <... bpf resumed>) = 7 [pid 344] <... bpf resumed>) = 4 [pid 343] bpf(BPF_MAP_CREATE, NULL, 0 [pid 342] bpf(BPF_MAP_CREATE, NULL, 0 [pid 341] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 345] exit_group(0 [pid 344] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 343] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 342] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 341] bpf(BPF_MAP_CREATE, NULL, 0 [pid 345] <... exit_group resumed>) = ? [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] +++ exited with 0 +++ [pid 343] <... bpf resumed>) = 5 [pid 342] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 341] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 343] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 342] <... bpf resumed>) = 5 [pid 341] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 344] <... bpf resumed>) = 0 [pid 343] <... bpf resumed>) = 0 [pid 342] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 341] <... bpf resumed>) = 5 [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 344] recvmsg(-1, NULL, MSG_OOB [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 342] <... bpf resumed>) = 0 [pid 341] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 294] <... restart_syscall resumed>) = 0 [pid 344] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 343] <... bpf resumed>) = 6 [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 341] <... bpf resumed>) = 0 [pid 344] bpf(BPF_MAP_CREATE, NULL, 0 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 [pid 344] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 342] <... bpf resumed>) = 6 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 346 attached [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 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 341] <... bpf resumed>) = 6 [pid 346] set_robust_list(0x555555ee9660, 24 [pid 344] <... bpf resumed>) = 5 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 346 [pid 346] <... set_robust_list resumed>) = 0 [pid 344] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 344] <... bpf resumed>) = 0 [pid 346] <... prctl resumed>) = 0 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0) = 0 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] <... bpf resumed>) = 6 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 346] <... openat resumed>) = 3 [pid 346] write(3, "1000", 4) = 4 [pid 346] close(3) = 0 [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) = 3 [pid 346] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 346] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 346] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 346] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 343] <... bpf resumed>) = 7 [pid 346] <... bpf resumed>) = 7 [pid 344] <... bpf resumed>) = 7 [pid 343] exit_group(0 [pid 342] <... bpf resumed>) = 7 [pid 341] <... bpf resumed>) = 7 [pid 346] exit_group(0 [pid 344] exit_group(0 [pid 343] <... exit_group resumed>) = ? [pid 341] exit_group(0 [pid 342] exit_group(0 [pid 346] <... exit_group resumed>) = ? [pid 344] <... exit_group resumed>) = ? [pid 343] +++ exited with 0 +++ [pid 341] <... exit_group resumed>) = ? [pid 346] +++ exited with 0 +++ [pid 342] <... exit_group resumed>) = ? [pid 341] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 347 attached [pid 294] <... restart_syscall resumed>) = 0 [pid 347] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 347 [pid 347] <... set_robust_list resumed>) = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 349 attached ./strace-static-x86_64: Process 348 attached [pid 347] <... prctl resumed>) = 0 [pid 349] set_robust_list(0x555555ee9660, 24 [pid 348] set_robust_list(0x555555ee9660, 24 [pid 347] setpgid(0, 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 348 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 349 [pid 349] <... set_robust_list resumed>) = 0 [pid 348] <... set_robust_list resumed>) = 0 [pid 347] <... setpgid resumed>) = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 347] <... openat resumed>) = 3 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 348] <... prctl resumed>) = 0 [pid 347] write(3, "1000", 4 [pid 349] <... prctl resumed>) = 0 [pid 348] setpgid(0, 0 [pid 347] <... write resumed>) = 4 [pid 349] setpgid(0, 0 [pid 348] <... setpgid resumed>) = 0 [pid 347] close(3) = 0 [pid 349] <... setpgid 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 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 347] <... bpf resumed>) = 3 [pid 349] <... openat resumed>) = 3 [pid 348] <... openat resumed>) = 3 [pid 347] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 349] write(3, "1000", 4 [pid 348] write(3, "1000", 4 [pid 347] <... bpf resumed>) = 0 [pid 349] <... write resumed>) = 4 [pid 348] <... write resumed>) = 4 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] close(3 [pid 348] close(3 [pid 349] <... close 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 347] <... bpf resumed>) = 4 [pid 348] <... close resumed>) = 0 [pid 347] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 349] <... bpf resumed>) = 3 [pid 349] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 349] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 347] <... bpf resumed>) = 0 [pid 349] <... bpf resumed>) = 0 [pid 348] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 347] recvmsg(-1, NULL, MSG_OOB [pid 349] recvmsg(-1, NULL, MSG_OOB [pid 348] <... bpf resumed>) = 3 [pid 347] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 348] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 347] bpf(BPF_MAP_CREATE, NULL, 0 [pid 349] bpf(BPF_MAP_CREATE, NULL, 0 [pid 348] <... bpf resumed>) = 0 [pid 347] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 349] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 348] <... bpf resumed>) = 4 [pid 347] <... bpf resumed>) = 5 [pid 349] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 348] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 347] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 349] <... bpf resumed>) = 0 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 347] <... bpf resumed>) = 0 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 347] <... bpf resumed>) = 6 [pid 348] recvmsg(-1, NULL, MSG_OOB [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 348] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 348] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 348] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 [pid 342] +++ exited with 0 +++ [pid 344] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 348] <... bpf resumed>) = 6 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 350 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 350 [pid 350] set_robust_list(0x555555ee9660, 24) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 351 attached ) = 3 [pid 350] write(3, "1000", 4 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 351 [pid 350] <... write resumed>) = 4 [pid 350] close(3) = 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) = 3 [pid 350] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 350] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] set_robust_list(0x555555ee9660, 24 [pid 350] <... bpf resumed>) = 4 [pid 350] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 351] <... set_robust_list resumed>) = 0 [pid 350] <... bpf resumed>) = 0 [pid 350] recvmsg(-1, NULL, MSG_OOB [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 350] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 350] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 351] <... prctl resumed>) = 0 [pid 350] <... bpf resumed>) = 5 [pid 350] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 [pid 351] setpgid(0, 0) = 0 [pid 350] <... bpf resumed>) = 6 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 351] <... openat resumed>) = 3 [pid 351] write(3, "1000", 4) = 4 [pid 351] close(3) = 0 [pid 351] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 351] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 351] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 351] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 351] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 351] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 350] <... bpf resumed>) = 7 [pid 349] <... bpf resumed>) = 7 [pid 348] <... bpf resumed>) = 7 [pid 347] <... bpf resumed>) = 7 [pid 351] exit_group(0 [pid 350] exit_group(0 [pid 349] exit_group(0 [pid 348] exit_group(0 [pid 347] exit_group(0 [pid 351] <... exit_group resumed>) = ? [pid 350] <... exit_group resumed>) = ? [pid 349] <... exit_group resumed>) = ? [pid 348] <... exit_group resumed>) = ? [pid 347] <... exit_group resumed>) = ? [pid 351] +++ exited with 0 +++ [pid 349] +++ exited with 0 +++ [pid 348] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 352 attached [pid 352] set_robust_list(0x555555ee9660, 24 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 352 ./strace-static-x86_64: Process 353 attached [pid 352] <... set_robust_list resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 354 attached [pid 353] set_robust_list(0x555555ee9660, 24 [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 353 [pid 354] set_robust_list(0x555555ee9660, 24 [pid 353] <... set_robust_list resumed>) = 0 [pid 352] <... prctl resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 354 [pid 354] <... set_robust_list resumed>) = 0 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 352] setpgid(0, 0 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 353] <... prctl resumed>) = 0 [pid 352] <... setpgid resumed>) = 0 [pid 354] <... prctl resumed>) = 0 [pid 353] setpgid(0, 0 [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 354] setpgid(0, 0 [pid 353] <... setpgid resumed>) = 0 [pid 354] <... setpgid resumed>) = 0 [pid 352] write(3, "1000", 4 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] <... write resumed>) = 4 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] close(3 [pid 353] <... openat resumed>) = 3 [pid 352] <... close resumed>) = 0 [pid 353] write(3, "1000", 4) = 4 [pid 352] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 354] <... openat resumed>) = 3 [pid 353] close(3 [pid 354] write(3, "1000", 4 [pid 353] <... close resumed>) = 0 [pid 352] <... bpf resumed>) = 3 [pid 354] <... write resumed>) = 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 352] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 354] close(3 [pid 353] <... bpf resumed>) = 3 [pid 352] <... bpf resumed>) = 0 [pid 354] <... close resumed>) = 0 [pid 353] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 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) = 3 [pid 352] <... bpf resumed>) = 4 [pid 354] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 352] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 354] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 353] <... bpf resumed>) = 4 [pid 352] <... bpf resumed>) = 0 [pid 353] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 352] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 352] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 352] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 353] <... bpf resumed>) = 0 [pid 352] <... bpf resumed>) = 5 [pid 353] recvmsg(-1, NULL, MSG_OOB [pid 352] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 353] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... bpf resumed>) = 0 [pid 353] bpf(BPF_MAP_CREATE, NULL, 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] <... bpf resumed>) = 0 [pid 353] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 354] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 353] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 352] <... bpf resumed>) = 6 [pid 354] bpf(BPF_MAP_CREATE, NULL, 0 [pid 353] <... bpf resumed>) = 5 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 354] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 353] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 353] <... bpf resumed>) = 0 [pid 354] <... bpf resumed>) = 5 [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 354] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 resumed>) = 6 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 347] +++ exited with 0 +++ [pid 350] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 354] <... bpf resumed>) = 6 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 355 [pid 355] <... set_robust_list resumed>) = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 356 attached [pid 355] <... prctl resumed>) = 0 [pid 356] set_robust_list(0x555555ee9660, 24 [pid 355] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 356 [pid 356] <... set_robust_list resumed>) = 0 [pid 355] <... setpgid resumed>) = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 356] <... prctl resumed>) = 0 [pid 356] setpgid(0, 0 [pid 355] <... openat resumed>) = 3 [pid 356] <... setpgid resumed>) = 0 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 355] write(3, "1000", 4 [pid 356] <... openat resumed>) = 3 [pid 355] <... write resumed>) = 4 [pid 356] write(3, "1000", 4 [pid 355] close(3 [pid 356] <... write resumed>) = 4 [pid 355] <... close resumed>) = 0 [pid 356] close(3 [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 356] <... close resumed>) = 0 [pid 355] <... bpf resumed>) = 3 [pid 355] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 resumed>) = 0 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 3 [pid 356] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 355] <... bpf resumed>) = 4 [pid 356] <... bpf resumed>) = 0 [pid 355] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 356] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 355] <... bpf resumed>) = 0 [pid 355] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 355] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 355] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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] <... bpf resumed>) = 0 [pid 355] <... bpf resumed>) = 6 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 356] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 356] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 356] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 353] <... bpf resumed>) = 7 [pid 356] <... bpf resumed>) = 7 [pid 355] <... bpf resumed>) = 7 [pid 354] <... bpf resumed>) = 7 [pid 353] exit_group(0 [pid 352] <... bpf resumed>) = 7 [pid 356] exit_group(0 [pid 355] exit_group(0 [pid 354] exit_group(0 [pid 353] <... exit_group resumed>) = ? [pid 356] <... exit_group resumed>) = ? [pid 355] <... exit_group resumed>) = ? [pid 354] <... exit_group resumed>) = ? [pid 353] +++ exited with 0 +++ [pid 352] exit_group(0 [pid 355] +++ exited with 0 +++ [pid 354] +++ exited with 0 +++ [pid 352] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 357 attached [pid 357] set_robust_list(0x555555ee9660, 24 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 357 ./strace-static-x86_64: Process 359 attached ./strace-static-x86_64: Process 358 attached [pid 357] <... set_robust_list resumed>) = 0 [pid 358] set_robust_list(0x555555ee9660, 24 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 358 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 359 [pid 359] set_robust_list(0x555555ee9660, 24 [pid 358] <... set_robust_list resumed>) = 0 [pid 357] <... prctl resumed>) = 0 [pid 359] <... set_robust_list resumed>) = 0 [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 357] setpgid(0, 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] <... prctl resumed>) = 0 [pid 357] <... setpgid resumed>) = 0 [pid 359] <... prctl resumed>) = 0 [pid 358] setpgid(0, 0 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] setpgid(0, 0 [pid 358] <... setpgid resumed>) = 0 [pid 359] <... setpgid resumed>) = 0 [pid 357] <... openat resumed>) = 3 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 357] write(3, "1000", 4 [pid 359] <... openat resumed>) = 3 [pid 358] <... openat resumed>) = 3 [pid 357] <... write resumed>) = 4 [pid 359] write(3, "1000", 4 [pid 358] write(3, "1000", 4 [pid 357] close(3 [pid 359] <... write resumed>) = 4 [pid 359] close(3 [pid 358] <... write resumed>) = 4 [pid 357] <... close resumed>) = 0 [pid 359] <... close resumed>) = 0 [pid 358] close(3 [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 359] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 358] <... close resumed>) = 0 [pid 357] <... bpf resumed>) = 3 [pid 359] <... bpf resumed>) = 3 [pid 358] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 357] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 358] <... bpf resumed>) = 3 [pid 357] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 359] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 358] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 359] <... bpf resumed>) = 0 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 358] <... bpf resumed>) = 0 [pid 357] <... bpf resumed>) = 4 [pid 359] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 358] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 359] <... bpf resumed>) = 0 [pid 358] <... bpf resumed>) = 4 [pid 359] recvmsg(-1, NULL, MSG_OOB [pid 358] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 357] <... bpf resumed>) = 0 [pid 359] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 359] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 357] recvmsg(-1, NULL, MSG_OOB [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) = 5 [pid 359] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 357] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 357] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 357] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 357] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 356] +++ exited with 0 +++ [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 22.114399][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 22.126729][ T358] BUG: scheduling while atomic: syz-executor210/358/0x00000002 [ 22.134223][ T358] Modules linked in: [ 22.137961][ T358] Preemption disabled at: [ 22.137968][ T358] [] bpf_bprintf_prepare+0x118/0x1360 [ 22.149035][ T358] CPU: 1 PID: 358 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 22.160381][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 22.170277][ T358] Call Trace: [ 22.173409][ T358] [ 22.176178][ T358] dump_stack_lvl+0x151/0x1b7 [ 22.180703][ T358] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.185902][ T358] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.191107][ T358] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 22.196408][ T358] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.201612][ T358] dump_stack+0x15/0x1b [ 22.205599][ T358] __schedule_bug+0x195/0x260 [ 22.210113][ T358] ? irqentry_exit+0x30/0x40 [ 22.214539][ T358] ? sysvec_irq_work+0x52/0xb0 [ 22.219138][ T358] ? cpu_util_update_eff+0x10e0/0x10e0 [ 22.224439][ T358] __schedule+0xcf7/0x1550 [ 22.228689][ T358] ? __kasan_check_write+0x14/0x20 [ 22.233632][ T358] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 22.238598][ T358] ? __sched_text_start+0x8/0x8 [ 22.243266][ T358] ? __kasan_check_read+0x11/0x20 [ 22.248219][ T358] ? cgroup_update_frozen+0x15f/0x980 [ 22.253424][ T358] ? ptrace_stop+0x367/0x930 [ 22.257853][ T358] schedule+0xc3/0x180 [ 22.261761][ T358] ptrace_stop+0x54f/0x930 [ 22.266013][ T358] ptrace_notify+0x225/0x350 [ 22.270524][ T358] ? do_notify_parent+0xa20/0xa20 [ 22.275389][ T358] ? __kasan_check_write+0x14/0x20 [ 22.280330][ T358] ? fpregs_restore_userregs+0x130/0x290 [ 22.285799][ T358] syscall_exit_to_user_mode+0xa2/0x140 [ 22.291180][ T358] do_syscall_64+0x49/0xb0 [ 22.295433][ T358] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 22.301159][ T358] RIP: 0033:0x7f8d909b6fe9 [ 22.305411][ T358] 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 [ 22.324853][ T358] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 22.333101][ T358] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 22.340910][ T358] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 22.348722][ T358] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 22.356534][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [pid 358] <... bpf resumed>) = 0 [pid 359] <... bpf resumed>) = 7 [pid 357] <... bpf resumed>) = 7 [pid 352] +++ exited with 0 +++ [pid 358] recvmsg(-1, NULL, MSG_OOB [pid 359] exit_group(0 [pid 358] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 357] exit_group(0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 359] <... exit_group resumed>) = ? [pid 358] bpf(BPF_MAP_CREATE, NULL, 0 [pid 357] <... exit_group resumed>) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 361 attached [pid 359] +++ exited with 0 +++ [pid 358] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 357] +++ exited with 0 +++ [pid 361] set_robust_list(0x555555ee9660, 24 [pid 358] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 361 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... set_robust_list resumed>) = 0 [pid 358] <... bpf resumed>) = 5 ./strace-static-x86_64: Process 362 attached [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 362 [pid 362] set_robust_list(0x555555ee9660, 24 [pid 361] <... prctl resumed>) = 0 [pid 358] <... bpf resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 364 attached ./strace-static-x86_64: Process 363 attached [pid 362] <... set_robust_list resumed>) = 0 [pid 361] setpgid(0, 0 [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 364] set_robust_list(0x555555ee9660, 24 [pid 363] set_robust_list(0x555555ee9660, 24 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 361] <... setpgid resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 363 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 364 [pid 364] <... set_robust_list resumed>) = 0 [pid 363] <... set_robust_list resumed>) = 0 [pid 362] <... prctl resumed>) = 0 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 358] <... bpf resumed>) = 6 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 362] setpgid(0, 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 363] <... prctl resumed>) = 0 [pid 362] <... setpgid resumed>) = 0 [pid 361] <... openat resumed>) = 3 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 364] <... prctl resumed>) = 0 [pid 363] setpgid(0, 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 361] write(3, "1000", 4 [pid 364] setpgid(0, 0 [pid 363] <... setpgid resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 361] <... write resumed>) = 4 [pid 364] <... setpgid resumed>) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] write(3, "1000", 4 [pid 361] close(3 [pid 363] <... openat resumed>) = 3 [pid 362] <... write resumed>) = 4 [pid 361] <... close resumed>) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] write(3, "1000", 4 [pid 362] close(3 [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 364] <... openat resumed>) = 3 [pid 363] <... write resumed>) = 4 [pid 362] <... close resumed>) = 0 [pid 361] <... bpf resumed>) = 3 [pid 364] write(3, "1000", 4 [pid 363] close(3 [pid 362] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 361] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 364] <... write resumed>) = 4 [pid 363] <... close resumed>) = 0 [pid 362] <... bpf resumed>) = 3 [pid 361] <... bpf resumed>) = 0 [pid 364] close(3 [pid 363] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 362] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... close resumed>) = 0 [pid 363] <... bpf resumed>) = 3 [pid 362] <... bpf resumed>) = 0 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 361] <... bpf resumed>) = 4 [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 363] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 362] <... bpf resumed>) = 4 [pid 364] <... bpf resumed>) = 3 [pid 363] <... bpf resumed>) = 0 [pid 362] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 361] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 364] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 363] <... bpf resumed>) = 4 [pid 362] <... bpf resumed>) = 0 [pid 361] <... bpf resumed>) = 0 [pid 358] <... bpf resumed>) = 7 [pid 364] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 363] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 362] recvmsg(-1, NULL, MSG_OOB [pid 361] recvmsg(-1, NULL, MSG_OOB [pid 358] exit_group(0 [pid 364] <... bpf resumed>) = 0 [pid 363] <... bpf resumed>) = 0 [pid 362] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 361] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 358] <... exit_group resumed>) = ? [pid 363] recvmsg(-1, NULL, MSG_OOB [pid 362] bpf(BPF_MAP_CREATE, NULL, 0 [pid 361] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 361] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 363] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 361] <... bpf resumed>) = 0 [pid 358] +++ exited with 0 +++ [pid 363] bpf(BPF_MAP_CREATE, NULL, 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 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 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 363] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 362] <... bpf resumed>) = 5 [pid 361] <... bpf resumed>) = 6 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 363] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 362] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] <... restart_syscall resumed>) = 0 [pid 364] recvmsg(-1, NULL, MSG_OOB [pid 363] <... bpf resumed>) = 5 [pid 362] <... bpf resumed>) = 0 [pid 364] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 363] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 364] bpf(BPF_MAP_CREATE, NULL, 0 [pid 363] <... bpf resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 365 attached [pid 364] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 362] <... bpf resumed>) = 6 [pid 365] set_robust_list(0x555555ee9660, 24 [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 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 365 [pid 365] <... set_robust_list resumed>) = 0 [pid 364] <... bpf resumed>) = 5 [pid 363] <... bpf resumed>) = 6 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 365] <... prctl resumed>) = 0 [pid 364] <... bpf resumed>) = 0 [pid 365] setpgid(0, 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 365] <... setpgid resumed>) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] <... bpf resumed>) = 6 [pid 365] <... openat resumed>) = 3 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 365] write(3, "1000", 4) = 4 [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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 365] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 365] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 365] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 362] <... bpf resumed>) = 7 [pid 361] <... bpf resumed>) = 7 [pid 364] <... bpf resumed>) = 7 [pid 363] <... bpf resumed>) = 7 [pid 365] <... bpf resumed>) = 7 [pid 364] exit_group(0 [pid 363] exit_group(0 [pid 362] exit_group(0 [pid 361] exit_group(0 [pid 365] exit_group(0 [pid 364] <... exit_group resumed>) = ? [pid 363] <... exit_group resumed>) = ? [pid 362] <... exit_group resumed>) = ? [pid 361] <... exit_group resumed>) = ? [pid 365] <... exit_group resumed>) = ? [pid 364] +++ exited with 0 +++ [pid 363] +++ exited with 0 +++ [pid 361] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 368 attached ./strace-static-x86_64: Process 367 attached ./strace-static-x86_64: Process 366 attached [pid 368] set_robust_list(0x555555ee9660, 24 [pid 367] set_robust_list(0x555555ee9660, 24 [pid 366] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 366 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 367 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 368 [pid 368] <... set_robust_list resumed>) = 0 [pid 367] <... set_robust_list resumed>) = 0 [pid 366] <... set_robust_list resumed>) = 0 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] <... prctl resumed>) = 0 [pid 366] <... prctl resumed>) = 0 [pid 368] <... prctl resumed>) = 0 [pid 367] setpgid(0, 0 [pid 366] setpgid(0, 0 [pid 367] <... setpgid resumed>) = 0 [pid 366] <... setpgid resumed>) = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 368] setpgid(0, 0) = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 366] <... openat resumed>) = 3 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 366] write(3, "1000", 4 [pid 368] <... openat resumed>) = 3 [pid 367] <... openat resumed>) = 3 [pid 366] <... write resumed>) = 4 [pid 368] write(3, "1000", 4 [pid 367] write(3, "1000", 4 [pid 366] close(3 [pid 368] <... write resumed>) = 4 [pid 368] close(3 [pid 367] <... write resumed>) = 4 [pid 366] <... close resumed>) = 0 [ 22.364345][ T358] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 22.372166][ T358] [pid 368] <... close resumed>) = 0 [pid 367] close(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 367] <... close resumed>) = 0 [pid 368] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 367] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 366] <... bpf resumed>) = 3 [pid 368] <... bpf resumed>) = 3 [pid 367] <... bpf resumed>) = 3 [pid 366] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 368] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 367] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 366] <... bpf resumed>) = 0 [pid 368] <... bpf resumed>) = 0 [pid 367] <... bpf resumed>) = 0 [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 4 [pid 367] <... bpf resumed>) = 4 [pid 366] <... bpf resumed>) = 4 [pid 368] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 367] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 366] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 368] <... bpf resumed>) = 0 [pid 366] <... bpf resumed>) = 0 [pid 368] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 368] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 368] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 366] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 366] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 366] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 362] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 22.432311][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 22.444459][ T367] BUG: scheduling while atomic: syz-executor210/367/0x00000002 [ 22.451984][ T367] Modules linked in: [ 22.455682][ T367] Preemption disabled at: [ 22.455689][ T367] [] bpf_bprintf_prepare+0x118/0x1360 [ 22.466624][ T367] CPU: 1 PID: 367 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 22.477988][ T367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 22.487885][ T367] Call Trace: [ 22.491007][ T367] [ 22.493787][ T367] dump_stack_lvl+0x151/0x1b7 [ 22.498300][ T367] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.503513][ T367] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.508717][ T367] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 22.514012][ T367] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.519218][ T367] dump_stack+0x15/0x1b [ 22.523208][ T367] __schedule_bug+0x195/0x260 [ 22.527725][ T367] ? cpu_util_update_eff+0x10e0/0x10e0 [ 22.533019][ T367] __schedule+0xcf7/0x1550 [ 22.537272][ T367] ? __kasan_check_write+0x14/0x20 [ 22.542215][ T367] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 22.547164][ T367] ? __sched_text_start+0x8/0x8 [ 22.551848][ T367] ? __kasan_check_read+0x11/0x20 [ 22.556708][ T367] ? cgroup_update_frozen+0x15f/0x980 [ 22.561917][ T367] ? bpf_prog_query+0x260/0x260 [ 22.566606][ T367] schedule+0xc3/0x180 [ 22.570513][ T367] ptrace_stop+0x54f/0x930 [ 22.574764][ T367] ptrace_notify+0x225/0x350 [ 22.579189][ T367] ? do_notify_parent+0xa20/0xa20 [ 22.584050][ T367] ? __kasan_check_write+0x14/0x20 [ 22.588998][ T367] ? fpregs_restore_userregs+0x130/0x290 [ 22.594467][ T367] syscall_exit_to_user_mode+0xa2/0x140 [ 22.599845][ T367] do_syscall_64+0x49/0xb0 [ 22.604104][ T367] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 22.609826][ T367] RIP: 0033:0x7f8d909b6fe9 [ 22.614080][ T367] 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 [ 22.633522][ T367] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 22.641765][ T367] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 22.649586][ T367] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 22.657389][ T367] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 22.665201][ T367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 22.673013][ T367] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 367] <... bpf resumed>) = 0 [pid 367] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 367] bpf(BPF_MAP_CREATE, NULL, 0./strace-static-x86_64: Process 370 attached ) = -1 EINVAL (Invalid argument) [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 370 [pid 370] set_robust_list(0x555555ee9660, 24 [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 370] <... set_robust_list resumed>) = 0 [pid 367] <... bpf resumed>) = 5 [pid 367] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] <... bpf resumed>) = 0 [pid 370] <... 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 370] setpgid(0, 0) = 0 [pid 367] <... bpf resumed>) = 6 [pid 365] +++ exited with 0 +++ [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 370] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 370] write(3, "1000", 4) = 4 [pid 370] close(3) = 0 [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 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 371 attached [pid 370] <... bpf resumed>) = 3 [pid 371] set_robust_list(0x555555ee9660, 24 [pid 370] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 371 [pid 371] <... set_robust_list resumed>) = 0 [pid 370] <... bpf resumed>) = 0 [pid 370] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 370] <... bpf resumed>) = 4 [pid 371] <... prctl resumed>) = 0 [pid 370] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 371] setpgid(0, 0) = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 371] write(3, "1000", 4) = 4 [pid 371] close(3) = 0 [pid 370] <... bpf resumed>) = 0 [pid 370] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 370] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 370] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 371] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 371] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 371] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 371] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 371] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 368] <... bpf resumed>) = 7 [pid 366] <... bpf resumed>) = 7 [pid 367] <... bpf resumed>) = 7 [pid 371] <... bpf resumed>) = 7 [pid 370] <... bpf resumed>) = 7 [pid 368] exit_group(0) = ? [pid 367] exit_group(0 [pid 366] exit_group(0 [pid 368] +++ exited with 0 +++ [pid 367] <... exit_group resumed>) = ? [pid 366] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 367] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 366] +++ exited with 0 +++ [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 371] exit_group(0 [pid 370] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 370] <... exit_group resumed>) = ? [pid 297] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 373 attached ./strace-static-x86_64: Process 372 attached ) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 372 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 373 [pid 373] set_robust_list(0x555555ee9660, 24 [pid 372] set_robust_list(0x555555ee9660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 373] <... set_robust_list resumed>) = 0 [pid 372] <... set_robust_list resumed>) = 0 [pid 371] <... exit_group resumed>) = ? [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 374 [pid 373] <... prctl resumed>) = 0 [pid 372] <... prctl resumed>) = 0 [pid 373] setpgid(0, 0 [pid 372] setpgid(0, 0./strace-static-x86_64: Process 374 attached [pid 374] set_robust_list(0x555555ee9660, 24) = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 374] setpgid(0, 0) = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 373] <... setpgid resumed>) = 0 [pid 372] <... setpgid resumed>) = 0 [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 373] <... openat resumed>) = 3 [pid 374] <... bpf resumed>) = 3 [pid 374] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 373] write(3, "1000", 4 [pid 374] <... bpf resumed>) = 0 [pid 373] <... write resumed>) = 4 [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 373] close(3 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 373] <... close resumed>) = 0 [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) = 3 [pid 374] <... bpf resumed>) = 4 [pid 373] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 372] <... openat resumed>) = 3 [pid 374] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 373] <... bpf resumed>) = 0 [pid 372] write(3, "1000", 4 [pid 373] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... write resumed>) = 4 [pid 373] <... bpf resumed>) = 4 [pid 372] close(3) = 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 374] <... bpf resumed>) = 0 [pid 373] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 374] recvmsg(-1, NULL, MSG_OOB [pid 372] <... bpf resumed>) = 3 [pid 372] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 372] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 372] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 374] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 373] <... bpf resumed>) = 0 [pid 372] <... bpf resumed>) = 0 [pid 373] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 374] bpf(BPF_MAP_CREATE, NULL, 0 [pid 373] bpf(BPF_MAP_CREATE, NULL, 0 [pid 374] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 373] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 374] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 373] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 374] <... bpf resumed>) = 5 [pid 374] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 373] <... bpf resumed>) = 5 [pid 374] <... bpf resumed>) = 0 [pid 373] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 372] recvmsg(-1, NULL, MSG_OOB [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 373] <... bpf resumed>) = 0 [pid 372] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 372] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 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 372] <... bpf resumed>) = 5 [pid 372] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 372] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 6 [pid 373] <... bpf resumed>) = 6 [pid 372] <... bpf resumed>) = 6 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [ 22.680830][ T367] [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 371] +++ exited with 0 +++ [pid 370] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 375 attached ./strace-static-x86_64: Process 376 attached [pid 375] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 375 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 376 [pid 376] set_robust_list(0x555555ee9660, 24 [pid 375] <... set_robust_list resumed>) = 0 [pid 376] <... set_robust_list resumed>) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 375] setpgid(0, 0 [pid 376] <... prctl resumed>) = 0 [pid 375] <... setpgid resumed>) = 0 [pid 376] setpgid(0, 0 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 376] <... setpgid resumed>) = 0 [pid 375] <... openat resumed>) = 3 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 375] write(3, "1000", 4) = 4 [pid 375] close(3 [pid 376] <... openat resumed>) = 3 [pid 375] <... close resumed>) = 0 [pid 376] write(3, "1000", 4) = 4 [pid 375] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 376] close(3 [pid 375] <... bpf resumed>) = 3 [pid 376] <... close resumed>) = 0 [pid 376] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 375] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 376] <... bpf resumed>) = 3 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 376] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 376] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 375] <... bpf resumed>) = 4 [pid 376] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 375] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 376] <... bpf resumed>) = 0 [pid 375] <... bpf resumed>) = 0 [pid 375] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 376] recvmsg(-1, NULL, MSG_OOB [pid 375] bpf(BPF_MAP_CREATE, NULL, 0 [pid 376] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 376] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 376] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 375] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 376] <... bpf resumed>) = 5 [pid 376] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 375] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 375] <... bpf resumed>) = 5 [pid 375] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 376] <... bpf resumed>) = 7 [pid 375] <... bpf resumed>) = 7 [pid 374] <... bpf resumed>) = 7 [pid 373] <... bpf resumed>) = 7 [pid 372] <... bpf resumed>) = 7 [pid 376] exit_group(0 [pid 375] exit_group(0 [pid 374] exit_group(0 [pid 376] <... exit_group resumed>) = ? [pid 375] <... exit_group resumed>) = ? [pid 374] <... exit_group resumed>) = ? [pid 373] exit_group(0 [pid 376] +++ exited with 0 +++ [pid 375] +++ exited with 0 +++ [pid 374] +++ exited with 0 +++ [pid 373] <... exit_group resumed>) = ? [pid 372] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 372] <... exit_group resumed>) = ? [pid 373] +++ exited with 0 +++ [pid 372] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 378 ./strace-static-x86_64: Process 379 attached [pid 379] set_robust_list(0x555555ee9660, 24) = 0 [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 381 attached ./strace-static-x86_64: Process 378 attached ./strace-static-x86_64: Process 377 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 377 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 379 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 380 [pid 381] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 381 [pid 381] <... set_robust_list resumed>) = 0 [pid 378] set_robust_list(0x555555ee9660, 24 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 378] <... set_robust_list resumed>) = 0 [pid 377] set_robust_list(0x555555ee9660, 24 [pid 381] <... prctl resumed>) = 0 [pid 381] setpgid(0, 0 [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 377] <... set_robust_list resumed>) = 0 [pid 381] <... setpgid resumed>) = 0 [pid 378] <... prctl resumed>) = 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 378] setpgid(0, 0 [pid 381] <... openat resumed>) = 3 [pid 378] <... setpgid resumed>) = 0 [pid 381] write(3, "1000", 4 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 381] <... write resumed>) = 4 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 377] <... prctl resumed>) = 0 [pid 381] close(3) = 0 [pid 379] <... openat resumed>) = 3 [pid 378] <... openat resumed>) = 3 [pid 377] setpgid(0, 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 [pid 378] write(3, "1000", 4 [pid 377] <... setpgid resumed>) = 0 [pid 381] <... bpf resumed>) = 3 [pid 378] <... write resumed>) = 4 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 381] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 378] close(3 [pid 377] <... openat resumed>) = 3 [pid 381] <... bpf resumed>) = 0 [pid 378] <... close resumed>) = 0 [pid 377] write(3, "1000", 4 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 379] write(3, "1000", 4 [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 377] <... write resumed>) = 4 [pid 379] <... write resumed>) = 4 [pid 381] <... bpf resumed>) = 4 [pid 379] close(3 [pid 378] <... bpf resumed>) = 3 [pid 377] close(3 [pid 381] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 379] <... close resumed>) = 0 [pid 378] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 379] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 377] <... close resumed>) = 0 [pid 379] <... bpf resumed>) = 3 [pid 379] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 379] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 381] <... bpf resumed>) = 0 [pid 379] <... bpf resumed>) = 0 [pid 378] <... bpf 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 380 attached [pid 381] recvmsg(-1, NULL, MSG_OOB [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 3 [pid 381] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 380] set_robust_list(0x555555ee9660, 24 [pid 379] recvmsg(-1, NULL, MSG_OOB [pid 381] bpf(BPF_MAP_CREATE, NULL, 0 [pid 380] <... set_robust_list resumed>) = 0 [pid 379] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 378] <... bpf resumed>) = 4 [pid 377] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 381] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 379] bpf(BPF_MAP_CREATE, NULL, 0 [pid 378] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 377] <... bpf resumed>) = 0 [pid 380] <... prctl resumed>) = 0 [pid 379] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 380] setpgid(0, 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 [pid 380] <... setpgid resumed>) = 0 [pid 379] <... bpf resumed>) = 5 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 379] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 380] <... openat resumed>) = 3 [pid 379] <... bpf resumed>) = 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 [pid 380] write(3, "1000", 4 [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] <... bpf resumed>) = 0 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 381] <... bpf resumed>) = 5 [pid 380] <... write resumed>) = 4 [pid 379] <... bpf resumed>) = 6 [pid 378] recvmsg(-1, NULL, MSG_OOB [pid 377] <... bpf resumed>) = 4 [pid 381] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 380] close(3 [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 378] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 377] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 381] <... bpf resumed>) = 0 [pid 380] <... close resumed>) = 0 [pid 379] <... bpf resumed>) = 7 [pid 378] bpf(BPF_MAP_CREATE, NULL, 0 [pid 377] <... bpf resumed>) = 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 [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] exit_group(0 [pid 378] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 377] recvmsg(-1, NULL, MSG_OOB [pid 380] <... bpf resumed>) = 3 [pid 379] <... exit_group resumed>) = ? [pid 381] <... bpf resumed>) = 6 [pid 380] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 379] +++ exited with 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 377] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 380] <... bpf resumed>) = 0 [pid 378] <... bpf resumed>) = 5 [pid 377] bpf(BPF_MAP_CREATE, NULL, 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 380] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 377] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 380] <... bpf resumed>) = 4 [pid 378] <... bpf 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 [pid 295] <... restart_syscall resumed>) = 0 [pid 380] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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>) = 5 [pid 380] <... bpf resumed>) = 0 [pid 377] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 380] recvmsg(-1, NULL, MSG_OOB [pid 378] <... bpf resumed>) = 6 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 377] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 382 attached [pid 380] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 382] set_robust_list(0x555555ee9660, 24 [pid 380] bpf(BPF_MAP_CREATE, NULL, 0 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 382 [pid 382] <... set_robust_list resumed>) = 0 [pid 380] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 380] <... bpf resumed>) = 5 [pid 377] <... bpf resumed>) = 6 [pid 382] <... prctl resumed>) = 0 [pid 380] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 382] setpgid(0, 0 [pid 380] <... bpf resumed>) = 0 [pid 382] <... setpgid resumed>) = 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 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 380] <... bpf resumed>) = 6 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 382] <... openat resumed>) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3) = 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) = 3 [pid 382] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 382] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 382] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 382] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 382] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 381] <... bpf resumed>) = 7 [pid 382] <... bpf resumed>) = 7 [pid 381] exit_group(0 [pid 380] <... bpf resumed>) = 7 [pid 378] <... bpf resumed>) = 7 [pid 377] <... bpf resumed>) = 7 [pid 382] exit_group(0 [pid 381] <... exit_group resumed>) = ? [pid 380] exit_group(0 [pid 377] exit_group(0 [pid 380] <... exit_group resumed>) = ? [pid 378] exit_group(0 [pid 382] <... exit_group resumed>) = ? [pid 381] +++ exited with 0 +++ [pid 380] +++ exited with 0 +++ [pid 378] <... exit_group resumed>) = ? [pid 377] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 377] +++ exited with 0 +++ [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x555555ee9660, 24 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 383 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 384 [pid 384] <... set_robust_list resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... restart_syscall resumed>) = 0 [pid 384] <... prctl resumed>) = 0 [pid 384] setpgid(0, 0) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 385 attached [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 385] set_robust_list(0x555555ee9660, 24 [pid 384] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 385 [pid 385] <... set_robust_list resumed>) = 0 [pid 384] write(3, "1000", 4) = 4 [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 384] close(3 [pid 385] <... prctl resumed>) = 0 [pid 385] setpgid(0, 0 [pid 384] <... close resumed>) = 0 [pid 385] <... setpgid resumed>) = 0 [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 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 384] <... bpf resumed>) = 3 [pid 384] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 385] <... openat resumed>) = 3 [pid 384] <... bpf resumed>) = 0 [pid 385] write(3, "1000", 4 [pid 384] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... write resumed>) = 4 ./strace-static-x86_64: Process 383 attached [pid 385] close(3 [pid 384] <... bpf resumed>) = 4 [pid 385] <... close resumed>) = 0 [pid 384] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 383] set_robust_list(0x555555ee9660, 24) = 0 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 383] setpgid(0, 0) = 0 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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>) = 0 [pid 385] <... bpf resumed>) = 3 [pid 384] recvmsg(-1, NULL, MSG_OOB [pid 385] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 384] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 385] <... bpf resumed>) = 0 [pid 384] bpf(BPF_MAP_CREATE, NULL, 0 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = -1 EINVAL (Invalid argument) [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 383] <... openat resumed>) = 3 [pid 385] <... bpf resumed>) = 4 [pid 384] <... bpf resumed>) = 5 [pid 383] write(3, "1000", 4 [pid 385] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 384] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 383] <... write resumed>) = 4 [pid 383] close(3) = 0 [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) = 3 [pid 383] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 [ 22.802007][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 22.814238][ T385] BUG: scheduling while atomic: syz-executor210/385/0x00000002 [ 22.821651][ T385] Modules linked in: [ 22.825334][ T385] Preemption disabled at: [ 22.825344][ T385] [] bpf_bprintf_prepare+0x118/0x1360 [ 22.836272][ T385] CPU: 1 PID: 385 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 22.847643][ T385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 22.857549][ T385] Call Trace: [ 22.860659][ T385] [ 22.863436][ T385] dump_stack_lvl+0x151/0x1b7 [ 22.867949][ T385] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.873154][ T385] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.878361][ T385] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 22.883655][ T385] ? bpf_bprintf_prepare+0x118/0x1360 [ 22.888862][ T385] dump_stack+0x15/0x1b [ 22.892856][ T385] __schedule_bug+0x195/0x260 [ 22.897368][ T385] ? cpu_util_update_eff+0x10e0/0x10e0 [ 22.902665][ T385] __schedule+0xcf7/0x1550 [ 22.906918][ T385] ? __kasan_check_write+0x14/0x20 [ 22.911862][ T385] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 22.916811][ T385] ? __sched_text_start+0x8/0x8 [ 22.921495][ T385] ? __kasan_check_read+0x11/0x20 [ 22.926357][ T385] ? cgroup_update_frozen+0x15f/0x980 [ 22.931564][ T385] ? bpf_prog_query+0x260/0x260 [ 22.936254][ T385] schedule+0xc3/0x180 [ 22.940159][ T385] ptrace_stop+0x54f/0x930 [ 22.944413][ T385] ptrace_notify+0x225/0x350 [ 22.948837][ T385] ? do_notify_parent+0xa20/0xa20 [ 22.953700][ T385] ? __kasan_check_write+0x14/0x20 [ 22.958644][ T385] ? fpregs_restore_userregs+0x130/0x290 [ 22.964115][ T385] syscall_exit_to_user_mode+0xa2/0x140 [ 22.969495][ T385] do_syscall_64+0x49/0xb0 [ 22.973745][ T385] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 22.979480][ T385] RIP: 0033:0x7f8d909b6fe9 [ 22.983728][ T385] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 23.003173][ T385] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 23.011414][ T385] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 23.019227][ T385] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 23.027038][ T385] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 23.034849][ T385] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 23.042661][ T385] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 383] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 385] <... bpf resumed>) = 0 [pid 384] <... bpf resumed>) = 0 [pid 383] <... bpf resumed>) = 0 [pid 385] recvmsg(-1, NULL, MSG_OOB [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] recvmsg(-1, NULL, MSG_OOB [pid 385] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 385] bpf(BPF_MAP_CREATE, NULL, 0 [pid 383] bpf(BPF_MAP_CREATE, NULL, 0 [pid 385] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 384] <... bpf resumed>) = 6 [pid 383] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 378] +++ exited with 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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 385] <... bpf resumed>) = 5 [pid 383] <... bpf resumed>) = 5 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 385] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 383] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 385] <... bpf resumed>) = 0 [pid 383] <... bpf resumed>) = 0 [pid 295] <... restart_syscall 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 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 385] <... bpf resumed>) = 6 [pid 383] <... bpf resumed>) = 6 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 386 attached [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 387 attached [pid 386] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 386 [pid 386] <... set_robust_list resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 387 [pid 387] set_robust_list(0x555555ee9660, 24 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 387] <... set_robust_list resumed>) = 0 [pid 386] <... prctl resumed>) = 0 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 386] setpgid(0, 0 [pid 387] <... prctl resumed>) = 0 [pid 386] <... setpgid resumed>) = 0 [pid 387] setpgid(0, 0) = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 386] write(3, "1000", 4) = 4 [pid 386] close(3) = 0 [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 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 386] <... bpf resumed>) = 3 [pid 386] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 387] write(3, "1000", 4 [pid 386] <... bpf resumed>) = 4 [pid 387] <... write resumed>) = 4 [pid 386] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 387] close(3) = 0 [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) = 3 [pid 387] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 387] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 386] <... bpf resumed>) = 0 [pid 386] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 387] recvmsg(-1, NULL, MSG_OOB [pid 386] bpf(BPF_MAP_CREATE, NULL, 0 [pid 387] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 387] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 387] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 386] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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) = 5 [pid 387] <... bpf resumed>) = 6 [pid 386] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 386] <... bpf resumed>) = 0 [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) = 6 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 384] <... bpf resumed>) = 7 [pid 387] <... bpf resumed>) = 7 [pid 385] <... bpf resumed>) = 7 [pid 384] exit_group(0 [pid 383] <... bpf resumed>) = 7 [pid 387] exit_group(0 [pid 385] exit_group(0 [pid 384] <... exit_group resumed>) = ? [pid 383] exit_group(0 [pid 387] <... exit_group resumed>) = ? [pid 386] <... bpf resumed>) = 7 [pid 385] <... exit_group resumed>) = ? [pid 384] +++ exited with 0 +++ [pid 383] <... exit_group resumed>) = ? [pid 386] exit_group(0 [pid 385] +++ exited with 0 +++ [pid 383] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 386] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 388 ./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x555555ee9660, 24) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 388] setpgid(0, 0) = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 389 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 390 [pid 388] <... openat resumed>) = 3 ./strace-static-x86_64: Process 390 attached [pid 388] write(3, "1000", 4) = 4 [pid 388] close(3) = 0 [pid 390] set_robust_list(0x555555ee9660, 24 [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 390] <... set_robust_list resumed>) = 0 [pid 388] <... bpf resumed>) = 3 [pid 388] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 390] setpgid(0, 0 [pid 388] <... bpf resumed>) = 4 [pid 388] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 390] <... setpgid resumed>) = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 390] write(3, "1000", 4) = 4 [pid 390] close(3) = 0 [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) = 3 [pid 388] <... bpf resumed>) = 0 [pid 388] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 388] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 390] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 388] <... bpf resumed>) = 5 [pid 388] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 390] <... bpf resumed>) = 0 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 389 attached [pid 388] <... bpf resumed>) = 6 [pid 390] <... bpf resumed>) = 4 [pid 389] set_robust_list(0x555555ee9660, 24) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 389] setpgid(0, 0 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 389] <... setpgid resumed>) = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 389] write(3, "1000", 4 [pid 390] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 389] <... write resumed>) = 4 [pid 389] close(3) = 0 [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) = 3 [pid 389] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 389] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 389] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 390] <... bpf resumed>) = 0 [pid 389] <... bpf resumed>) = 0 [pid 389] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 389] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [ 23.050478][ T385] [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) = 5 [pid 389] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 390] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 389] <... bpf resumed>) = 6 [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 390] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 390] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 387] +++ exited with 0 +++ [pid 386] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 391 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 392 ./strace-static-x86_64: Process 391 attached [pid 391] set_robust_list(0x555555ee9660, 24) = 0 [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 391] setpgid(0, 0) = 0 [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 391] write(3, "1000", 4) = 4 [pid 391] close(3) = 0 [pid 391] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 391] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 391] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 391] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 391] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 391] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 392 attached [pid 392] set_robust_list(0x555555ee9660, 24) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 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) = 3 [pid 392] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 392] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 391] <... bpf resumed>) = 6 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 392] <... bpf resumed>) = 0 [pid 392] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 392] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 392] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 388] <... bpf resumed>) = 7 [pid 389] <... bpf resumed>) = 7 [pid 390] <... bpf resumed>) = 7 [pid 388] exit_group(0 [pid 390] exit_group(0) = ? [pid 389] exit_group(0 [pid 388] <... exit_group resumed>) = ? [pid 390] +++ exited with 0 +++ [pid 389] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 393 [pid 393] <... set_robust_list resumed>) = 0 [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 393] setpgid(0, 0) = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 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) = 3 [pid 393] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 393] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 393] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 393] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 393] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 392] <... bpf resumed>) = 7 [pid 391] <... bpf resumed>) = 7 [pid 389] +++ exited with 0 +++ [pid 388] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 392] exit_group(0) = ? [pid 391] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 394 ./strace-static-x86_64: Process 394 attached [pid 392] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 391] <... exit_group resumed>) = ? [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 394] set_robust_list(0x555555ee9660, 24) = 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 393] exit_group(0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 395 [pid 394] setpgid(0, 0) = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 [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 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 396 [pid 393] <... exit_group resumed>) = ? [pid 394] <... bpf resumed>) = 3 [pid 394] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 394] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 394] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80./strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x555555ee9660, 24) = 0 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 394] <... bpf resumed>) = 0 [pid 395] close(3./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x555555ee9660, 24) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 396] setpgid(0, 0 [pid 394] recvmsg(-1, NULL, MSG_OOB [pid 396] <... setpgid resumed>) = 0 [pid 394] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 394] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 394] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 395] <... close resumed>) = 0 [pid 396] <... openat resumed>) = 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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 395] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 394] <... bpf resumed>) = 6 [pid 396] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 395] <... bpf resumed>) = 3 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 396] <... bpf resumed>) = 0 [pid 395] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 396] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 396] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 396] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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>) = 0 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 396] <... bpf resumed>) = 6 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 395] <... bpf resumed>) = 4 [pid 395] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 395] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 395] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 395] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 391] +++ exited with 0 +++ [pid 393] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 397 attached [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 397 [pid 397] set_robust_list(0x555555ee9660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 397] <... set_robust_list resumed>) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 398 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 398 [pid 397] setpgid(0, 0) = 0 [pid 398] set_robust_list(0x555555ee9660, 24 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] <... set_robust_list resumed>) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 398] setpgid(0, 0) = 0 [pid 397] <... openat resumed>) = 3 [pid 397] write(3, "1000", 4) = 4 [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 397] close(3) = 0 [pid 397] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 398] <... openat resumed>) = 3 [pid 398] write(3, "1000", 4 [pid 397] <... bpf resumed>) = 3 [pid 398] <... write resumed>) = 4 [pid 398] close(3) = 0 [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_FREEZE, {map_fd=3}, 4) = 0 [pid 398] <... bpf resumed>) = 3 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 397] <... bpf resumed>) = 4 [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 398] <... bpf resumed>) = 4 [pid 398] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 397] <... bpf resumed>) = 0 [pid 397] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 397] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 398] <... bpf resumed>) = 0 [pid 398] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 398] bpf(BPF_MAP_CREATE, NULL, 0 [pid 397] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 398] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 398] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 397] <... bpf resumed>) = 0 [pid 398] <... bpf resumed>) = 5 [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 398] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 397] <... bpf resumed>) = 6 [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 398] <... bpf resumed>) = 6 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 397] <... bpf resumed>) = 7 [pid 396] <... bpf resumed>) = 7 [pid 395] <... bpf resumed>) = 7 [pid 394] <... bpf resumed>) = 7 [pid 398] exit_group(0 [pid 397] exit_group(0 [pid 396] exit_group(0 [pid 395] exit_group(0 [pid 398] <... exit_group resumed>) = ? [pid 397] <... exit_group resumed>) = ? [pid 396] <... exit_group resumed>) = ? [pid 395] <... exit_group resumed>) = ? [pid 394] exit_group(0 [pid 398] +++ exited with 0 +++ [pid 397] +++ exited with 0 +++ [pid 396] +++ exited with 0 +++ [pid 395] +++ exited with 0 +++ [pid 394] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 399 attached [pid 394] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 399] set_robust_list(0x555555ee9660, 24 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 399 [pid 399] <... set_robust_list resumed>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 399] setpgid(0, 0 [pid 296] 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 400] set_robust_list(0x555555ee9660, 24 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 400 [pid 400] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 400] setpgid(0, 0) = 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 399] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 401 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 402 attached [pid 399] write(3, "1000", 4 [pid 400] write(3, "1000", 4 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 402 [pid 400] <... write resumed>) = 4 [pid 400] close(3./strace-static-x86_64: Process 403 attached [pid 402] set_robust_list(0x555555ee9660, 24 [pid 400] <... close resumed>) = 0 [pid 399] <... write resumed>) = 4 [pid 403] set_robust_list(0x555555ee9660, 24 [pid 402] <... set_robust_list resumed>) = 0 [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] close(3 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 403 [pid 403] <... set_robust_list resumed>) = 0 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 399] <... close resumed>) = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 402] <... prctl resumed>) = 0 [pid 400] <... bpf resumed>) = 3 [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./strace-static-x86_64: Process 401 attached [pid 403] <... prctl resumed>) = 0 [pid 402] setpgid(0, 0 [pid 400] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 403] setpgid(0, 0 [pid 402] <... setpgid resumed>) = 0 [pid 401] set_robust_list(0x555555ee9660, 24 [pid 400] <... bpf resumed>) = 0 [pid 399] <... bpf resumed>) = 3 [pid 403] <... setpgid resumed>) = 0 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 401] <... set_robust_list resumed>) = 0 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 399] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 402] <... openat resumed>) = 3 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 400] <... bpf resumed>) = 4 [pid 399] <... bpf resumed>) = 0 [pid 403] <... openat resumed>) = 3 [pid 402] write(3, "1000", 4 [pid 400] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 399] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 403] write(3, "1000", 4 [pid 402] <... write resumed>) = 4 [pid 403] <... write resumed>) = 4 [pid 402] close(3 [pid 401] setpgid(0, 0 [pid 400] <... bpf resumed>) = 0 [pid 399] <... bpf resumed>) = 4 [pid 403] close(3 [pid 402] <... close resumed>) = 0 [pid 401] <... setpgid resumed>) = 0 [pid 400] recvmsg(-1, NULL, MSG_OOB [pid 399] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 400] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 400] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 400] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 403] <... close resumed>) = 0 [pid 402] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 400] <... bpf resumed>) = 6 [pid 399] <... bpf resumed>) = 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 [pid 402] <... bpf resumed>) = 3 [pid 401] <... openat resumed>) = 3 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 399] recvmsg(-1, NULL, MSG_OOB [pid 403] <... bpf resumed>) = 3 [pid 402] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 401] write(3, "1000", 4 [pid 399] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 403] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 402] <... bpf resumed>) = 0 [pid 401] <... write resumed>) = 4 [pid 399] bpf(BPF_MAP_CREATE, NULL, 0 [pid 403] <... bpf resumed>) = 0 [pid 402] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] close(3 [pid 399] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 399] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 402] <... bpf resumed>) = 4 [pid 399] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 402] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 403] <... bpf resumed>) = 4 [pid 401] <... close resumed>) = 0 [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 403] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 402] <... bpf resumed>) = 0 [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 400] <... bpf resumed>) = 7 [pid 399] <... bpf resumed>) = 6 [pid 402] recvmsg(-1, NULL, MSG_OOB [pid 401] <... bpf resumed>) = 3 [pid 400] exit_group(0 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 402] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 401] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 400] <... exit_group resumed>) = ? [pid 399] <... bpf resumed>) = 7 [pid 403] recvmsg(-1, NULL, MSG_OOB [pid 402] bpf(BPF_MAP_CREATE, NULL, 0 [pid 401] <... bpf resumed>) = 0 [pid 399] exit_group(0 [pid 403] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 402] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 403] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 403] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 402] <... bpf resumed>) = 5 [pid 403] <... bpf resumed>) = 5 [pid 402] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 403] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 402] <... bpf resumed>) = 0 [pid 403] <... bpf resumed>) = 0 [pid 402] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 4 [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) = 6 [pid 402] <... bpf resumed>) = 6 [pid 401] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 402] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 401] <... bpf resumed>) = 0 [pid 401] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 401] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 401] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 400] +++ exited with 0 +++ [pid 399] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 404 attached ./strace-static-x86_64: Process 405 attached [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 404 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 405 [pid 405] set_robust_list(0x555555ee9660, 24 [pid 404] set_robust_list(0x555555ee9660, 24 [pid 405] <... set_robust_list resumed>) = 0 [pid 404] <... set_robust_list resumed>) = 0 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 405] <... prctl resumed>) = 0 [pid 404] <... prctl resumed>) = 0 [pid 404] setpgid(0, 0 [pid 405] setpgid(0, 0 [pid 404] <... setpgid resumed>) = 0 [pid 405] <... setpgid resumed>) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 404] <... openat resumed>) = 3 [pid 405] <... openat resumed>) = 3 [pid 404] write(3, "1000", 4 [pid 405] write(3, "1000", 4 [pid 404] <... write resumed>) = 4 [pid 405] <... write resumed>) = 4 [pid 404] close(3 [pid 405] close(3 [pid 404] <... close resumed>) = 0 [pid 405] <... close resumed>) = 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 [pid 405] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 404] <... bpf resumed>) = 3 [pid 405] <... bpf resumed>) = 3 [pid 404] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 405] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 404] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 405] <... bpf resumed>) = 0 [pid 404] <... bpf resumed>) = 4 [pid 405] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 405] <... bpf resumed>) = 4 [pid 404] <... bpf resumed>) = 0 [pid 405] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 404] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 404] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 404] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 405] <... bpf resumed>) = 0 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 405] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 405] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 404] <... bpf resumed>) = 7 [pid 403] <... bpf resumed>) = 7 [pid 402] <... bpf resumed>) = 7 [pid 401] <... bpf resumed>) = 7 [pid 405] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 404] exit_group(0 [pid 403] exit_group(0 [pid 402] exit_group(0 [pid 401] exit_group(0 [pid 404] <... exit_group resumed>) = ? [pid 403] <... exit_group resumed>) = ? [pid 402] <... exit_group resumed>) = ? [pid 401] <... exit_group resumed>) = ? [pid 405] <... bpf resumed>) = 5 [pid 404] +++ exited with 0 +++ [pid 402] +++ exited with 0 +++ [pid 405] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 405] <... bpf resumed>) = 0 [pid 405] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 407 attached ./strace-static-x86_64: Process 406 attached [pid 407] set_robust_list(0x555555ee9660, 24 [pid 406] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 406 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 407 [pid 407] <... set_robust_list resumed>) = 0 [pid 406] <... set_robust_list resumed>) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] <... prctl resumed>) = 0 [pid 407] <... prctl resumed>) = 0 [pid 406] setpgid(0, 0 [pid 407] setpgid(0, 0 [pid 406] <... setpgid resumed>) = 0 [pid 407] <... setpgid resumed>) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 406] <... openat resumed>) = 3 [pid 407] <... openat resumed>) = 3 [pid 406] write(3, "1000", 4 [pid 407] write(3, "1000", 4 [pid 406] <... write resumed>) = 4 [pid 407] <... write resumed>) = 4 [pid 406] close(3 [pid 407] close(3 [pid 406] <... close resumed>) = 0 [pid 407] <... close resumed>) = 0 [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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 407] <... bpf resumed>) = 3 [pid 406] <... bpf resumed>) = 3 [pid 407] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 406] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 407] <... bpf resumed>) = 0 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 407] <... bpf resumed>) = 4 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 406] <... bpf resumed>) = 4 [pid 406] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 407] <... bpf resumed>) = 0 [pid 407] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 407] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 407] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 407] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 406] <... bpf resumed>) = 0 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 406] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 406] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 403] +++ exited with 0 +++ [pid 401] +++ exited with 0 +++ [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 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 406] <... bpf resumed>) = 5 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 406] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 409 attached [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 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 409] set_robust_list(0x555555ee9660, 24 [pid 406] <... bpf resumed>) = 6 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 409 [pid 409] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 410 attached [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 410] set_robust_list(0x555555ee9660, 24 [pid 409] <... prctl resumed>) = 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 410 [pid 410] <... set_robust_list resumed>) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 409] setpgid(0, 0 [pid 410] <... prctl resumed>) = 0 [pid 410] setpgid(0, 0 [pid 409] <... setpgid resumed>) = 0 [pid 410] <... setpgid resumed>) = 0 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 409] <... openat resumed>) = 3 [pid 410] <... openat resumed>) = 3 [pid 409] write(3, "1000", 4 [pid 410] write(3, "1000", 4 [pid 409] <... write resumed>) = 4 [pid 410] <... write resumed>) = 4 [pid 409] close(3 [pid 410] close(3 [pid 409] <... close resumed>) = 0 [pid 410] <... close 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 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 409] <... bpf resumed>) = 3 [pid 410] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 409] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 410] <... bpf resumed>) = 0 [pid 409] <... bpf resumed>) = 0 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 410] <... bpf resumed>) = 4 [pid 409] <... bpf resumed>) = 4 [pid 410] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 409] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 410] <... bpf resumed>) = 0 [pid 409] <... bpf resumed>) = 0 [pid 410] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 410] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 410] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 [pid 409] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 409] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 410] <... bpf resumed>) = 6 [pid 409] <... bpf resumed>) = 5 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 409] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 410] <... bpf resumed>) = 7 [pid 409] <... bpf resumed>) = 7 [pid 407] <... bpf resumed>) = 7 [pid 406] <... bpf resumed>) = 7 [pid 405] <... bpf resumed>) = 7 [pid 410] exit_group(0 [pid 409] exit_group(0 [pid 407] exit_group(0 [pid 406] exit_group(0 [pid 405] exit_group(0 [pid 410] <... exit_group resumed>) = ? [pid 409] <... exit_group resumed>) = ? [pid 407] <... exit_group resumed>) = ? [pid 406] <... exit_group resumed>) = ? [pid 405] <... exit_group resumed>) = ? [pid 410] +++ exited with 0 +++ [pid 409] +++ exited with 0 +++ [pid 407] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 411 [pid 411] <... set_robust_list resumed>) = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 412 attached [pid 411] setpgid(0, 0 [pid 412] set_robust_list(0x555555ee9660, 24 [pid 411] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 412 [pid 412] <... set_robust_list resumed>) = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 411] write(3, "1000", 4 [pid 412] <... prctl resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 411] <... write resumed>) = 4 [pid 412] setpgid(0, 0) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 413 attached ) = 3 [pid 411] close(3 [pid 413] set_robust_list(0x555555ee9660, 24 [pid 412] write(3, "1000", 4 [pid 411] <... close resumed>) = 0 [pid 413] <... set_robust_list resumed>) = 0 [pid 412] <... write resumed>) = 4 [pid 411] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 413 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 412] close(3 [pid 411] <... bpf resumed>) = 3 [pid 413] <... prctl resumed>) = 0 [pid 412] <... close resumed>) = 0 [pid 411] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 413] setpgid(0, 0 [pid 412] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 411] <... bpf resumed>) = 0 [pid 413] <... setpgid resumed>) = 0 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 412] <... bpf resumed>) = 3 [pid 412] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 411] <... bpf resumed>) = 4 [pid 413] <... openat resumed>) = 3 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 411] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 413] write(3, "1000", 4 [pid 412] <... bpf resumed>) = 4 [pid 412] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 413] <... write resumed>) = 4 [pid 412] <... bpf resumed>) = 0 [pid 411] <... bpf resumed>) = 0 [pid 413] close(3 [pid 411] recvmsg(-1, NULL, MSG_OOB [pid 413] <... close resumed>) = 0 [pid 412] recvmsg(-1, NULL, MSG_OOB [pid 411] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [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 412] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 411] bpf(BPF_MAP_CREATE, NULL, 0 [pid 413] <... bpf resumed>) = 3 [pid 412] bpf(BPF_MAP_CREATE, NULL, 0 [pid 411] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 413] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 412] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 411] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 413] <... bpf resumed>) = 0 [pid 413] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 411] <... bpf resumed>) = 5 [pid 411] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 413] <... bpf resumed>) = 4 [pid 412] <... bpf resumed>) = 5 [pid 411] <... bpf resumed>) = 0 [pid 413] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 412] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 [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 [pid 411] <... bpf resumed>) = 6 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 412] <... bpf resumed>) = 6 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 413] <... bpf resumed>) = 0 [pid 413] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 413] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 413] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 412] <... bpf resumed>) = 7 [pid 411] <... bpf resumed>) = 7 [pid 406] +++ exited with 0 +++ [pid 405] +++ exited with 0 +++ [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 412] exit_group(0 [pid 411] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 413] <... bpf resumed>) = 7 [pid 412] <... exit_group resumed>) = ? [pid 411] <... exit_group resumed>) = ? [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 413] exit_group(0 [pid 412] +++ exited with 0 +++ [pid 295] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 414 attached [pid 413] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 414 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 415 attached [pid 414] set_robust_list(0x555555ee9660, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 415] set_robust_list(0x555555ee9660, 24 [pid 414] <... set_robust_list resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 415 [pid 415] <... set_robust_list resumed>) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 414] <... prctl resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 416 attached [pid 415] <... prctl resumed>) = 0 [pid 414] setpgid(0, 0 [pid 416] set_robust_list(0x555555ee9660, 24 [pid 415] setpgid(0, 0 [pid 414] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 416 [pid 416] <... set_robust_list resumed>) = 0 [pid 415] <... setpgid resumed>) = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] write(3, "1000", 4 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] <... write resumed>) = 4 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 415] write(3, "1000", 4 [pid 414] close(3 [pid 416] <... prctl resumed>) = 0 [pid 415] <... write resumed>) = 4 [pid 414] <... close resumed>) = 0 [pid 415] close(3 [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 416] setpgid(0, 0) = 0 [pid 415] <... close resumed>) = 0 [pid 414] <... bpf resumed>) = 3 [pid 415] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 414] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 415] <... bpf resumed>) = 3 [pid 414] <... bpf resumed>) = 0 [pid 415] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 415] <... bpf resumed>) = 0 [pid 416] write(3, "1000", 4) = 4 [pid 416] close(3 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 416] <... close resumed>) = 0 [pid 414] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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) = 3 [pid 416] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 416] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 415] <... bpf resumed>) = 4 [pid 414] <... bpf resumed>) = 0 [pid 416] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 415] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 414] recvmsg(-1, NULL, MSG_OOB [pid 416] <... bpf resumed>) = 0 [pid 415] <... bpf resumed>) = 0 [pid 414] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 415] recvmsg(-1, NULL, MSG_OOB [pid 414] bpf(BPF_MAP_CREATE, NULL, 0 [pid 415] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 414] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 415] bpf(BPF_MAP_CREATE, NULL, 0 [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 415] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 414] <... bpf resumed>) = 5 [pid 415] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 414] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 415] <... bpf resumed>) = 5 [pid 414] <... bpf resumed>) = 0 [pid 415] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 416] recvmsg(-1, NULL, MSG_OOB [pid 415] <... bpf resumed>) = 0 [pid 416] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 416] bpf(BPF_MAP_CREATE, NULL, 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 414] <... bpf resumed>) = 6 [pid 416] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 5 [pid 415] <... bpf resumed>) = 6 [pid 416] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 416] <... bpf resumed>) = 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) = 6 [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 411] +++ exited with 0 +++ [pid 413] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 418 attached ./strace-static-x86_64: Process 417 attached [pid 418] set_robust_list(0x555555ee9660, 24 [pid 417] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 417 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 418 [pid 418] <... set_robust_list resumed>) = 0 [pid 417] <... set_robust_list resumed>) = 0 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 417] <... prctl resumed>) = 0 [pid 418] <... prctl resumed>) = 0 [pid 417] setpgid(0, 0 [pid 418] setpgid(0, 0 [pid 417] <... setpgid resumed>) = 0 [pid 418] <... setpgid resumed>) = 0 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 417] <... openat resumed>) = 3 [pid 418] <... openat resumed>) = 3 [pid 417] write(3, "1000", 4 [pid 418] write(3, "1000", 4 [pid 417] <... write resumed>) = 4 [pid 418] <... write resumed>) = 4 [pid 417] close(3 [pid 418] close(3 [pid 417] <... close resumed>) = 0 [pid 418] <... close resumed>) = 0 [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 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 [pid 417] <... bpf resumed>) = 3 [pid 418] <... bpf resumed>) = 3 [pid 417] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 418] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 417] <... bpf resumed>) = 0 [pid 418] <... bpf resumed>) = 0 [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 417] <... bpf resumed>) = 4 [pid 418] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 417] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 418] <... bpf resumed>) = 0 [pid 417] <... bpf resumed>) = 0 [pid 417] recvmsg(-1, NULL, MSG_OOB [pid 418] recvmsg(-1, NULL, MSG_OOB [pid 417] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 417] bpf(BPF_MAP_CREATE, NULL, 0 [pid 418] bpf(BPF_MAP_CREATE, NULL, 0 [pid 417] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 418] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 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 [pid 417] <... bpf resumed>) = 5 [pid 418] <... bpf resumed>) = 5 [pid 417] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 418] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 417] <... bpf resumed>) = 0 [pid 418] <... bpf resumed>) = 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 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) = 6 [pid 417] <... bpf resumed>) = 6 [pid 417] 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 414] <... bpf resumed>) = 7 [pid 417] <... bpf resumed>) = 7 [pid 416] <... bpf resumed>) = 7 [pid 415] <... bpf resumed>) = 7 [pid 418] <... bpf resumed>) = 7 [pid 417] exit_group(0 [pid 416] exit_group(0 [pid 414] exit_group(0 [pid 418] exit_group(0 [pid 417] <... exit_group resumed>) = ? [pid 416] <... exit_group resumed>) = ? [pid 415] exit_group(0 [pid 418] <... exit_group resumed>) = ? [pid 417] +++ exited with 0 +++ [pid 416] +++ exited with 0 +++ [pid 414] <... exit_group resumed>) = ? [pid 418] +++ exited with 0 +++ [pid 415] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 421 attached ./strace-static-x86_64: Process 420 attached ./strace-static-x86_64: Process 419 attached [pid 420] set_robust_list(0x555555ee9660, 24 [pid 419] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 419 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 420 [pid 421] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 421 [pid 421] <... set_robust_list resumed>) = 0 [pid 420] <... set_robust_list resumed>) = 0 [pid 419] <... set_robust_list resumed>) = 0 [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 420] <... prctl resumed>) = 0 [pid 419] <... prctl resumed>) = 0 [pid 421] <... prctl resumed>) = 0 [pid 420] setpgid(0, 0 [pid 419] setpgid(0, 0 [pid 420] <... setpgid resumed>) = 0 [pid 419] <... setpgid resumed>) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 421] setpgid(0, 0) = 0 [pid 419] <... openat resumed>) = 3 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 419] write(3, "1000", 4 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 420] <... openat resumed>) = 3 [pid 419] <... write resumed>) = 4 [pid 421] <... openat resumed>) = 3 [pid 420] write(3, "1000", 4 [pid 419] close(3 [pid 421] write(3, "1000", 4 [pid 420] <... write resumed>) = 4 [pid 419] <... close resumed>) = 0 [pid 421] <... write resumed>) = 4 [pid 420] close(3 [pid 419] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 421] close(3 [pid 420] <... close resumed>) = 0 [pid 419] <... bpf resumed>) = 3 [pid 421] <... close resumed>) = 0 [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 419] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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] <... bpf resumed>) = 3 [pid 419] <... bpf resumed>) = 0 [pid 421] <... bpf resumed>) = 3 [pid 420] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 421] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 420] <... bpf resumed>) = 0 [pid 421] <... bpf resumed>) = 0 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 4 [pid 421] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 419] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 421] <... bpf resumed>) = 0 [pid 421] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 421] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 421] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 420] <... bpf resumed>) = 4 [ 23.348794][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 23.361509][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000102, exited with 00000101? [ 23.372920][ T419] ================================================================================ [ 23.382296][ T419] UBSAN: array-index-out-of-bounds in kernel/bpf/helpers.c:776:13 [ 23.389952][ T419] index -1 is out of range for type 'char[3][512]' [ 23.396265][ T419] CPU: 1 PID: 419 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 23.407618][ T419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 23.417556][ T419] Call Trace: [ 23.420647][ T419] [ 23.423415][ T419] dump_stack_lvl+0x151/0x1b7 [ 23.427931][ T419] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.433223][ T419] ? text_poke_bp+0xc8/0x140 [ 23.437651][ T419] dump_stack+0x15/0x1b [ 23.441638][ T419] __ubsan_handle_out_of_bounds+0x13a/0x160 [ 23.447369][ T419] bpf_bprintf_prepare+0x132e/0x1360 [ 23.452490][ T419] ? bad_area_nosemaphore+0x2d/0x40 [ 23.457529][ T419] ? bpf_bprintf_cleanup+0x60/0x60 [ 23.462470][ T419] ? asm_exc_page_fault+0x27/0x30 [ 23.467331][ T419] bpf_snprintf+0x155/0x210 [ 23.471670][ T419] ? bpf_bprintf_prepare+0x1360/0x1360 [ 23.476965][ T419] ? copy_user_enhanced_fast_string+0x29/0x40 [ 23.482867][ T419] ? ktime_get+0x12f/0x160 [ 23.487122][ T419] bpf_prog_7cbd4ad2dffa5b58+0x4c/0x71 [ 23.492414][ T419] ? 0xffffffffa0002070 [ 23.496410][ T419] bpf_dispatcher_xdp_func+0x25/0x30 [ 23.501526][ T419] bpf_test_run+0x470/0xa40 [ 23.505870][ T419] ? convert___skb_to_skb+0x670/0x670 [ 23.511076][ T419] ? __kasan_check_write+0x14/0x20 [ 23.516020][ T419] ? _copy_from_user+0x90/0xc0 [ 23.520623][ T419] bpf_prog_test_run_xdp+0x7a7/0x1130 [ 23.525832][ T419] ? dev_put+0x80/0x80 [ 23.529737][ T419] ? selinux_capable+0x2f1/0x430 [ 23.534512][ T419] ? __kasan_check_read+0x11/0x20 [ 23.539456][ T419] ? dev_put+0x80/0x80 [ 23.543363][ T419] bpf_prog_test_run+0x3b0/0x630 [ 23.548138][ T419] ? bpf_prog_query+0x260/0x260 [ 23.552821][ T419] ? selinux_bpf+0xd2/0x100 [ 23.557164][ T419] ? security_bpf+0x82/0xb0 [ 23.561503][ T419] __sys_bpf+0x59f/0x7f0 [ 23.565674][ T419] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 23.570881][ T419] ? __kasan_check_write+0x14/0x20 [ 23.575822][ T419] ? fpregs_restore_userregs+0x130/0x290 [ 23.581292][ T419] __x64_sys_bpf+0x7c/0x90 [ 23.585546][ T419] do_syscall_64+0x3d/0xb0 [ 23.589801][ T419] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.595525][ T419] RIP: 0033:0x7f8d909b6fe9 [ 23.599780][ T419] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 23.619227][ T419] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 23.627490][ T419] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 23.635275][ T419] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [pid 420] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [ 23.643088][ T419] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 23.650902][ T419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 23.658710][ T419] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 23.666528][ T419] [ 23.669462][ T419] ================================================================================ [ 23.678919][ T419] BUG: scheduling while atomic: syz-executor210/419/0x00000003 [ 23.686420][ T419] Modules linked in: [ 23.690224][ T419] Preemption disabled at: [ 23.690232][ T419] [] bpf_bprintf_prepare+0x118/0x1360 [ 23.701443][ T419] CPU: 1 PID: 419 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 23.712788][ T419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 23.722682][ T419] Call Trace: [ 23.725805][ T419] [ 23.728586][ T419] dump_stack_lvl+0x151/0x1b7 [ 23.733096][ T419] ? bpf_bprintf_prepare+0x118/0x1360 [ 23.738304][ T419] ? bpf_bprintf_prepare+0x118/0x1360 [ 23.743514][ T419] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.748811][ T419] ? bpf_bprintf_prepare+0x118/0x1360 [ 23.754020][ T419] dump_stack+0x15/0x1b [ 23.758012][ T419] __schedule_bug+0x195/0x260 [ 23.762521][ T419] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.767817][ T419] __schedule+0xcf7/0x1550 [ 23.772071][ T419] ? __kasan_check_write+0x14/0x20 [ 23.777015][ T419] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 23.781964][ T419] ? __sched_text_start+0x8/0x8 [ 23.786650][ T419] ? __kasan_check_read+0x11/0x20 [ 23.791509][ T419] ? cgroup_update_frozen+0x15f/0x980 [ 23.796719][ T419] ? bpf_prog_query+0x260/0x260 [ 23.801405][ T419] schedule+0xc3/0x180 [ 23.805314][ T419] ptrace_stop+0x54f/0x930 [ 23.809568][ T419] ptrace_notify+0x225/0x350 [ 23.813989][ T419] ? do_notify_parent+0xa20/0xa20 [ 23.818858][ T419] ? __kasan_check_write+0x14/0x20 [ 23.823798][ T419] ? fpregs_restore_userregs+0x130/0x290 [ 23.829268][ T419] syscall_exit_to_user_mode+0xa2/0x140 [ 23.834648][ T419] do_syscall_64+0x49/0xb0 [ 23.838902][ T419] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.844629][ T419] RIP: 0033:0x7f8d909b6fe9 [ 23.848888][ T419] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 23.868323][ T419] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 23.876567][ T419] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 23.884379][ T419] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 23.892200][ T419] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [pid 420] recvmsg(-1, NULL, MSG_OOB [pid 419] <... bpf resumed>) = 0 [pid 420] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 415] +++ exited with 0 +++ [pid 414] +++ exited with 0 +++ [pid 420] bpf(BPF_MAP_CREATE, NULL, 0 [pid 419] recvmsg(-1, NULL, MSG_OOB [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 420] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 419] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [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 419] bpf(BPF_MAP_CREATE, NULL, 0 [pid 420] <... bpf resumed>) = 5 [pid 420] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 419] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 420] <... bpf resumed>) = 0 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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 resumed>) = 6 [pid 419] <... bpf resumed>) = 5 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 423 attached ./strace-static-x86_64: Process 424 attached [pid 419] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 424] set_robust_list(0x555555ee9660, 24 [pid 423] set_robust_list(0x555555ee9660, 24 [pid 419] <... bpf resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 423 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 424 [pid 424] <... set_robust_list resumed>) = 0 [pid 423] <... set_robust_list resumed>) = 0 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 424] <... prctl resumed>) = 0 [pid 423] <... prctl resumed>) = 0 [pid 419] <... bpf resumed>) = 6 [pid 424] setpgid(0, 0 [pid 423] setpgid(0, 0 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 424] <... setpgid resumed>) = 0 [pid 423] <... setpgid resumed>) = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 424] <... openat resumed>) = 3 [pid 423] <... openat resumed>) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 423] write(3, "1000", 4 [pid 424] close(3 [pid 423] <... write resumed>) = 4 [pid 424] <... close resumed>) = 0 [pid 423] close(3 [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 423] <... close resumed>) = 0 [pid 424] <... bpf resumed>) = 3 [pid 424] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 424] <... bpf resumed>) = 0 [pid 423] <... bpf resumed>) = 3 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 423] <... bpf resumed>) = 4 [pid 424] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 423] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 421] <... bpf resumed>) = 7 [pid 420] <... bpf resumed>) = 7 [pid 419] <... bpf resumed>) = 7 [pid 423] recvmsg(-1, NULL, MSG_OOB [pid 421] exit_group(0 [pid 420] exit_group(0 [pid 423] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 421] <... exit_group resumed>) = ? [pid 420] <... exit_group resumed>) = ? [pid 419] exit_group(0 [pid 423] bpf(BPF_MAP_CREATE, NULL, 0 [pid 421] +++ exited with 0 +++ [pid 419] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 424] <... bpf resumed>) = 0 [pid 424] recvmsg(-1, NULL, MSG_OOB [pid 423] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 424] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [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 424] bpf(BPF_MAP_CREATE, NULL, 0 [pid 423] <... bpf resumed>) = 5 [pid 424] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 423] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 424] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 423] <... bpf resumed>) = 0 [pid 424] <... bpf resumed>) = 5 [pid 424] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 424] <... bpf resumed>) = 0 [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 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 425 attached [pid 424] <... bpf resumed>) = 6 [pid 423] <... bpf resumed>) = 6 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 425 [pid 425] set_robust_list(0x555555ee9660, 24 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 425] <... set_robust_list resumed>) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4) = 4 [pid 425] close(3) = 0 [pid 425] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 425] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 425] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 425] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 425] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 425] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 420] +++ exited with 0 +++ [pid 419] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=31} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 426 attached [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 427 attached [pid 426] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 426 [pid 427] set_robust_list(0x555555ee9660, 24 [pid 426] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 427 [pid 427] <... set_robust_list resumed>) = 0 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 426] <... prctl resumed>) = 0 [pid 427] <... prctl resumed>) = 0 [pid 426] setpgid(0, 0 [pid 427] setpgid(0, 0 [pid 426] <... setpgid resumed>) = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] <... setpgid resumed>) = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 426] <... openat resumed>) = 3 [pid 427] <... openat resumed>) = 3 [pid 426] write(3, "1000", 4 [pid 427] write(3, "1000", 4 [pid 426] <... write resumed>) = 4 [pid 427] <... write resumed>) = 4 [pid 426] close(3 [pid 427] close(3 [pid 426] <... close resumed>) = 0 [ 23.900001][ T419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 23.907817][ T419] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 23.915654][ T419] [pid 427] <... close resumed>) = 0 [pid 426] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 427] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 426] <... bpf resumed>) = 3 [pid 427] <... bpf resumed>) = 3 [pid 426] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 427] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 426] <... bpf resumed>) = 0 [pid 427] <... bpf resumed>) = 0 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 426] <... bpf resumed>) = 4 [pid 426] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 427] <... bpf resumed>) = 4 [pid 427] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 426] <... bpf resumed>) = 0 [pid 426] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 426] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 426] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 427] recvmsg(-1, NULL, MSG_OOB [pid 426] <... bpf resumed>) = 6 [pid 427] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 427] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 427] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 425] <... bpf resumed>) = 7 [pid 424] <... bpf resumed>) = 7 [pid 423] <... bpf resumed>) = 7 [pid 427] <... bpf resumed>) = 7 [pid 426] <... bpf resumed>) = 7 [pid 425] exit_group(0 [pid 427] exit_group(0 [pid 425] <... exit_group resumed>) = ? [pid 424] exit_group(0 [pid 423] exit_group(0 [pid 427] <... exit_group resumed>) = ? [pid 426] exit_group(0 [pid 425] +++ exited with 0 +++ [pid 424] <... exit_group resumed>) = ? [pid 423] <... exit_group resumed>) = ? [pid 427] +++ exited with 0 +++ [pid 423] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 426] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 428 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 429 attached [pid 428] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 428 [pid 429] set_robust_list(0x555555ee9660, 24 [pid 428] <... set_robust_list resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 429 [pid 429] <... set_robust_list resumed>) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 430 attached [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 428] <... prctl resumed>) = 0 [pid 430] set_robust_list(0x555555ee9660, 24 [pid 429] <... prctl resumed>) = 0 [pid 428] setpgid(0, 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 430 [pid 430] <... set_robust_list resumed>) = 0 [pid 429] setpgid(0, 0 [pid 428] <... setpgid resumed>) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 429] <... setpgid resumed>) = 0 [pid 428] <... openat resumed>) = 3 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 428] write(3, "1000", 4 [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 428] <... write resumed>) = 4 [pid 429] <... openat resumed>) = 3 [pid 430] <... prctl resumed>) = 0 [pid 430] setpgid(0, 0 [pid 429] write(3, "1000", 4 [pid 428] close(3 [pid 430] <... setpgid resumed>) = 0 [pid 429] <... write resumed>) = 4 [pid 428] <... close resumed>) = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 429] close(3 [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 430] <... openat resumed>) = 3 [pid 429] <... close resumed>) = 0 [pid 428] <... bpf resumed>) = 3 [pid 428] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 430] write(3, "1000", 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 428] <... bpf resumed>) = 0 [pid 430] <... write resumed>) = 4 [pid 430] close(3 [pid 429] <... bpf resumed>) = 3 [pid 428] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 430] <... close resumed>) = 0 [pid 429] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 428] <... bpf resumed>) = 4 [pid 430] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 429] <... bpf resumed>) = 0 [pid 428] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 430] <... bpf resumed>) = 3 [pid 430] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 430] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 23.990369][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 24.003217][ T428] BUG: scheduling while atomic: syz-executor210/428/0x00000002 [ 24.010606][ T428] Modules linked in: [ 24.014324][ T428] Preemption disabled at: [ 24.014335][ T428] [] bpf_bprintf_prepare+0x118/0x1360 [ 24.025259][ T428] CPU: 1 PID: 428 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 24.036621][ T428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 24.046512][ T428] Call Trace: [ 24.049642][ T428] [ 24.052417][ T428] dump_stack_lvl+0x151/0x1b7 [ 24.056928][ T428] ? bpf_bprintf_prepare+0x118/0x1360 [ 24.062134][ T428] ? bpf_bprintf_prepare+0x118/0x1360 [ 24.067351][ T428] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.072637][ T428] ? bpf_bprintf_prepare+0x118/0x1360 [ 24.077843][ T428] dump_stack+0x15/0x1b [ 24.081838][ T428] __schedule_bug+0x195/0x260 [ 24.086353][ T428] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.091648][ T428] __schedule+0xcf7/0x1550 [ 24.095897][ T428] ? __kasan_check_write+0x14/0x20 [ 24.100843][ T428] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 24.105789][ T428] ? __sched_text_start+0x8/0x8 [ 24.110477][ T428] ? __kasan_check_read+0x11/0x20 [ 24.115334][ T428] ? cgroup_update_frozen+0x15f/0x980 [ 24.120545][ T428] ? bpf_prog_query+0x260/0x260 [ 24.125234][ T428] schedule+0xc3/0x180 [ 24.129136][ T428] ptrace_stop+0x54f/0x930 [ 24.133393][ T428] ptrace_notify+0x225/0x350 [ 24.137814][ T428] ? do_notify_parent+0xa20/0xa20 [ 24.142679][ T428] ? __kasan_check_write+0x14/0x20 [ 24.147624][ T428] ? fpregs_restore_userregs+0x130/0x290 [ 24.153092][ T428] syscall_exit_to_user_mode+0xa2/0x140 [ 24.158473][ T428] do_syscall_64+0x49/0xb0 [ 24.162727][ T428] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.168453][ T428] RIP: 0033:0x7f8d909b6fe9 [ 24.172709][ T428] 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 [ 24.192151][ T428] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 24.200395][ T428] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 24.208214][ T428] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 24.216019][ T428] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 24.223833][ T428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.231649][ T428] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 430] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 428] <... bpf resumed>) = 0 [pid 430] <... bpf resumed>) = 0 [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 430] recvmsg(-1, NULL, MSG_OOB [pid 428] recvmsg(-1, NULL, MSG_OOB [pid 430] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 430] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 428] bpf(BPF_MAP_CREATE, NULL, 0 [pid 430] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 428] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 430] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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 430] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 428] <... bpf resumed>) = 5 [pid 428] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 430] <... bpf resumed>) = 6 [pid 429] <... bpf resumed>) = 4 [pid 426] +++ exited with 0 +++ [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 429] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 428] <... bpf resumed>) = 6 [pid 429] <... bpf resumed>) = 0 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 432 attached [pid 432] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 432 [pid 432] <... set_robust_list resumed>) = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 432] setpgid(0, 0) = 0 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 429] recvmsg(-1, NULL, MSG_OOB [pid 432] <... openat resumed>) = 3 [pid 432] write(3, "1000", 4) = 4 [pid 429] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 429] bpf(BPF_MAP_CREATE, NULL, 0 [pid 432] close(3) = 0 [pid 429] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 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) = 3 [pid 429] <... bpf resumed>) = 5 [pid 432] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 429] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 432] <... bpf resumed>) = 0 [pid 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 429] <... bpf resumed>) = 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 [pid 432] <... bpf resumed>) = 4 [pid 429] <... bpf resumed>) = 6 [pid 432] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 424] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 433 attached [pid 432] <... bpf resumed>) = 0 [pid 433] set_robust_list(0x555555ee9660, 24 [pid 432] recvmsg(-1, NULL, MSG_OOB [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 433 [pid 433] <... set_robust_list resumed>) = 0 [pid 432] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 432] bpf(BPF_MAP_CREATE, NULL, 0 [pid 433] <... prctl resumed>) = 0 [pid 432] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 433] setpgid(0, 0 [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 433] <... setpgid resumed>) = 0 [pid 432] <... bpf resumed>) = 5 [pid 432] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 432] <... bpf resumed>) = 0 [pid 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 433] write(3, "1000", 4) = 4 [pid 433] close(3 [pid 432] <... bpf resumed>) = 6 [pid 433] <... close resumed>) = 0 [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 3 [pid 433] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 433] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 433] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 433] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 433] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 433] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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>) = 7 [pid 430] <... bpf resumed>) = 7 [pid 429] <... bpf resumed>) = 7 [pid 428] <... bpf resumed>) = 7 [pid 433] <... bpf resumed>) = 6 [pid 432] exit_group(0 [pid 430] exit_group(0 [pid 429] exit_group(0 [pid 428] exit_group(0 [pid 432] <... exit_group resumed>) = ? [pid 430] <... exit_group resumed>) = ? [pid 429] <... exit_group resumed>) = ? [pid 428] <... exit_group resumed>) = ? [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 432] +++ exited with 0 +++ [pid 430] +++ exited with 0 +++ [pid 433] <... bpf resumed>) = 7 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 433] exit_group(0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 433] <... exit_group resumed>) = ? [pid 428] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 296] <... restart_syscall resumed>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 435 attached ./strace-static-x86_64: Process 436 attached , child_tidptr=0x555555ee9650) = 436 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 435 [pid 436] set_robust_list(0x555555ee9660, 24 [pid 435] set_robust_list(0x555555ee9660, 24 [pid 436] <... set_robust_list resumed>) = 0 [pid 435] <... set_robust_list resumed>) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 436] <... prctl resumed>) = 0 [pid 435] <... prctl resumed>) = 0 [pid 436] setpgid(0, 0) = 0 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 437 attached ) = 3 [pid 435] setpgid(0, 0) = 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 437 [pid 436] write(3, "1000", 4) = 4 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 436] close(3) = 0 [pid 435] <... openat resumed>) = 3 [pid 437] set_robust_list(0x555555ee9660, 24 [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 435] write(3, "1000", 4 [pid 436] <... bpf resumed>) = 3 [pid 435] <... write resumed>) = 4 [pid 435] close(3 [pid 437] <... set_robust_list resumed>) = 0 [pid 435] <... close resumed>) = 0 [pid 436] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 435] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 435] <... bpf resumed>) = 3 [pid 437] <... prctl resumed>) = 0 [pid 435] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 435] <... bpf resumed>) = 0 [pid 437] <... setpgid resumed>) = 0 [pid 436] <... bpf resumed>) = 4 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 436] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 435] <... bpf resumed>) = 4 [pid 435] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 437] <... openat resumed>) = 3 [pid 437] write(3, "1000", 4) = 4 [pid 437] close(3) = 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) = 3 [pid 437] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 435] <... bpf resumed>) = 0 [ 24.239459][ T428] [pid 437] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 435] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 429] +++ exited with 0 +++ [pid 437] <... bpf resumed>) = 0 [pid 437] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 437] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 438 ./strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x555555ee9660, 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 [pid 438] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 437] <... bpf resumed>) = 7 [pid 438] <... bpf resumed>) = 3 [pid 438] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 437] exit_group(0 [pid 438] <... bpf resumed>) = 0 [pid 438] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... exit_group resumed>) = ? [ 24.279006][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 24.290816][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000102, exited with 00000101? [ 24.302495][ T436] BUG: scheduling while atomic: syz-executor210/436/0x00000003 [ 24.310317][ T436] Modules linked in: [ 24.314264][ T436] Preemption disabled at: [ 24.314274][ T436] [] bpf_bprintf_prepare+0x118/0x1360 [ 24.325494][ T436] CPU: 1 PID: 436 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 24.336783][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 24.346680][ T436] Call Trace: [ 24.349801][ T436] [ 24.352585][ T436] dump_stack_lvl+0x151/0x1b7 [ 24.357099][ T436] ? bpf_bprintf_prepare+0x118/0x1360 [ 24.362302][ T436] ? bpf_bprintf_prepare+0x118/0x1360 [ 24.367515][ T436] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.372804][ T436] ? bpf_bprintf_prepare+0x118/0x1360 [ 24.378011][ T436] dump_stack+0x15/0x1b [ 24.382003][ T436] __schedule_bug+0x195/0x260 [ 24.386526][ T436] ? update_load_avg+0x513/0x1530 [ 24.391384][ T436] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.396677][ T436] __schedule+0xcf7/0x1550 [ 24.400925][ T436] ? cmp_ex_search+0x79/0xa0 [ 24.405349][ T436] ? __sched_text_start+0x8/0x8 [ 24.410041][ T436] ? search_extable+0xf0/0xf0 [ 24.414549][ T436] ? copy_user_enhanced_fast_string+0x27/0x40 [ 24.420461][ T436] ? search_extable+0xaf/0xf0 [ 24.424968][ T436] schedule+0xc3/0x180 [ 24.428875][ T436] schedule_preempt_disabled+0x13/0x20 [ 24.434166][ T436] __mutex_lock+0x5b6/0x1ca0 [ 24.438592][ T436] ? fixup_exception+0xef0/0x1d30 [ 24.443452][ T436] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 24.450049][ T436] ? ex_get_fixup_type+0x70/0x70 [ 24.454823][ T436] ? set_next_task_fair+0x1ce/0x220 [ 24.459857][ T436] ? irqentry_exit+0x30/0x40 [ 24.464286][ T436] ? sysvec_call_function_single+0x52/0xb0 [ 24.469930][ T436] ? kernelmode_fixup_or_oops+0x222/0x270 [ 24.475482][ T436] __mutex_lock_slowpath+0xe/0x10 [ 24.480339][ T436] mutex_lock+0x130/0x1e0 [ 24.484507][ T436] ? bit_wait_io_timeout+0x120/0x120 [ 24.489632][ T436] ? bad_area_nosemaphore+0x2d/0x40 [ 24.494663][ T436] ? __SCT__tp_func_snd_soc_jack_notify+0x8/0x8 [ 24.500736][ T436] __static_call_update+0x8b/0x5c0 [ 24.505685][ T436] ? bpf_dispatcher_change_prog+0xf20/0xf20 [ 24.511412][ T436] ? bpf_prog_put+0xe4/0x270 [ 24.515837][ T436] ? __static_call_return0+0x10/0x10 [ 24.520961][ T436] ? __kasan_check_write+0x14/0x20 [ 24.525905][ T436] ? rcu_read_unlock_special+0x29b/0x4e0 [ 24.531379][ T436] bpf_dispatcher_change_prog+0xd92/0xf20 [ 24.536933][ T436] ? free_mem_alloc_deferred+0xa0/0xa0 [ 24.542223][ T436] ? __rcu_read_unlock+0x7e/0xd0 [ 24.546995][ T436] ? bpf_cgroup_storage_free+0x8c/0xb0 [ 24.552293][ T436] ? bpf_test_run+0x912/0xa40 [ 24.556808][ T436] ? __kasan_check_read+0x11/0x20 [ 24.561667][ T436] ? _copy_to_user+0x74/0x90 [ 24.566095][ T436] ? bpf_test_finish+0x63d/0x950 [ 24.570868][ T436] ? bpf_ctx_finish+0x17b/0x240 [ 24.575552][ T436] ? bpf_test_finish+0x950/0x950 [ 24.580325][ T436] ? _copy_from_user+0x90/0xc0 [ 24.584927][ T436] bpf_prog_change_xdp+0x24/0x30 [ 24.589699][ T436] bpf_prog_test_run_xdp+0x97a/0x1130 [ 24.594915][ T436] ? dev_put+0x80/0x80 [ 24.598813][ T436] ? selinux_capable+0x2f1/0x430 [ 24.603590][ T436] ? __kasan_check_read+0x11/0x20 [ 24.608448][ T436] ? dev_put+0x80/0x80 [ 24.612456][ T436] bpf_prog_test_run+0x3b0/0x630 [ 24.617225][ T436] ? bpf_prog_query+0x260/0x260 [ 24.621910][ T436] ? selinux_bpf+0xd2/0x100 [ 24.626253][ T436] ? security_bpf+0x82/0xb0 [ 24.630590][ T436] __sys_bpf+0x59f/0x7f0 [ 24.634670][ T436] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 24.639882][ T436] ? __kasan_check_write+0x14/0x20 [ 24.644824][ T436] ? fpregs_restore_userregs+0x130/0x290 [ 24.650298][ T436] __x64_sys_bpf+0x7c/0x90 [ 24.654546][ T436] do_syscall_64+0x3d/0xb0 [ 24.658800][ T436] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.664528][ T436] RIP: 0033:0x7f8d909b6fe9 [ 24.668780][ T436] 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 [ 24.688221][ T436] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 24.696468][ T436] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 24.704279][ T436] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 24.712089][ T436] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 24.719901][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [pid 437] +++ exited with 0 +++ [pid 435] bpf(BPF_MAP_CREATE, NULL, 0 [pid 433] +++ exited with 0 +++ [pid 436] <... bpf resumed>) = 0 [pid 435] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=45} --- [pid 436] recvmsg(-1, NULL, MSG_OOB [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 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 436] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 439 attached [pid 436] bpf(BPF_MAP_CREATE, NULL, 0 [pid 435] <... bpf resumed>) = 5 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 439 [pid 439] set_robust_list(0x555555ee9660, 24 [pid 436] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 435] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 435] <... 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] <... set_robust_list resumed>) = 0 [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 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 440 ./strace-static-x86_64: Process 440 attached [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 436] <... bpf resumed>) = 5 [pid 435] <... bpf resumed>) = 6 [pid 438] <... bpf resumed>) = 4 [pid 438] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 436] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 439] <... prctl resumed>) = 0 [pid 436] <... bpf resumed>) = 0 [pid 439] setpgid(0, 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 439] <... setpgid resumed>) = 0 [pid 438] <... bpf resumed>) = 0 [pid 438] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 438] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 438] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 438] <... bpf resumed>) = 6 [pid 436] <... bpf resumed>) = 6 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 440] set_robust_list(0x555555ee9660, 24) = 0 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 440] setpgid(0, 0) = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 440] write(3, "1000", 4 [pid 439] <... openat resumed>) = 3 [pid 440] <... write resumed>) = 4 [pid 440] close(3) = 0 [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] write(3, "1000", 4 [pid 440] <... bpf resumed>) = 3 [pid 440] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 439] <... write resumed>) = 4 [pid 440] <... bpf resumed>) = 0 [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] close(3 [pid 440] <... bpf resumed>) = 4 [pid 439] <... close resumed>) = 0 [pid 440] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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) = 3 [pid 439] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 440] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 440] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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>) = 4 [pid 440] <... bpf resumed>) = 5 [pid 439] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 440] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 439] <... bpf resumed>) = 0 [pid 438] <... bpf resumed>) = 7 [pid 435] <... bpf resumed>) = 7 [pid 438] exit_group(0 [pid 436] <... bpf resumed>) = 7 [pid 438] <... exit_group resumed>) = ? [pid 435] exit_group(0 [pid 438] +++ exited with 0 +++ [pid 436] exit_group(0 [pid 435] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 440] <... bpf resumed>) = 7 [pid 439] recvmsg(-1, NULL, MSG_OOB [pid 440] exit_group(0 [pid 439] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 439] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 436] <... exit_group resumed>) = ? [pid 435] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 439] <... bpf resumed>) = 5 [pid 440] <... exit_group resumed>) = ? [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 441 ./strace-static-x86_64: Process 441 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 441] set_robust_list(0x555555ee9660, 24 [pid 439] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4./strace-static-x86_64: Process 442 attached [pid 441] <... set_robust_list resumed>) = 0 [pid 439] <... bpf resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 442 [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 442] set_robust_list(0x555555ee9660, 24 [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 439] <... bpf resumed>) = 6 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 442] <... set_robust_list resumed>) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0) = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 442] write(3, "1000", 4) = 4 [pid 442] close(3) = 0 [pid 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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 441] <... prctl resumed>) = 0 [pid 442] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 441] setpgid(0, 0 [pid 442] <... bpf resumed>) = 0 [pid 441] <... setpgid resumed>) = 0 [pid 442] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 442] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 442] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 442] <... bpf resumed>) = 6 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 441] <... openat resumed>) = 3 [pid 441] write(3, "1000", 4) = 4 [pid 441] close(3) = 0 [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) = 3 [pid 441] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 441] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 441] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 441] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 441] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 441] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 440] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 443 attached ./strace-static-x86_64: Process 444 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 443 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 444 [pid 444] set_robust_list(0x555555ee9660, 24 [pid 443] set_robust_list(0x555555ee9660, 24 [pid 444] <... set_robust_list resumed>) = 0 [pid 443] <... set_robust_list resumed>) = 0 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 444] <... prctl resumed>) = 0 [pid 443] <... prctl resumed>) = 0 [pid 444] setpgid(0, 0 [pid 443] setpgid(0, 0 [pid 444] <... setpgid resumed>) = 0 [pid 443] <... setpgid resumed>) = 0 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 444] <... openat resumed>) = 3 [pid 443] write(3, "1000", 4 [pid 444] write(3, "1000", 4 [pid 443] <... write resumed>) = 4 [pid 444] <... write resumed>) = 4 [pid 443] close(3 [pid 444] close(3 [pid 443] <... close resumed>) = 0 [pid 444] <... close resumed>) = 0 [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 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>) = 3 [pid 444] <... bpf resumed>) = 3 [pid 443] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 444] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 443] <... bpf resumed>) = 0 [pid 444] <... bpf resumed>) = 0 [pid 443] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 443] <... bpf resumed>) = 4 [pid 444] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 443] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 444] <... bpf resumed>) = 0 [pid 443] <... bpf resumed>) = 0 [pid 443] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 443] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 443] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 444] recvmsg(-1, NULL, MSG_OOB [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 444] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 444] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 443] <... bpf resumed>) = 6 [pid 444] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 444] <... bpf resumed>) = 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) = 6 [ 24.727711][ T436] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 24.735530][ T436] [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 442] <... bpf resumed>) = 7 [pid 441] <... bpf resumed>) = 7 [pid 439] <... bpf resumed>) = 7 [pid 444] <... bpf resumed>) = 7 [pid 443] <... bpf resumed>) = 7 [pid 442] exit_group(0 [pid 441] exit_group(0 [pid 439] exit_group(0 [pid 444] exit_group(0 [pid 443] exit_group(0 [pid 442] <... exit_group resumed>) = ? [pid 441] <... exit_group resumed>) = ? [pid 439] <... exit_group resumed>) = ? [pid 444] <... exit_group resumed>) = ? [pid 443] <... exit_group resumed>) = ? [pid 442] +++ exited with 0 +++ [pid 441] +++ exited with 0 +++ [pid 439] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 445 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 446 ./strace-static-x86_64: Process 445 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 446 attached [pid 446] set_robust_list(0x555555ee9660, 24 [pid 445] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 447 ./strace-static-x86_64: Process 447 attached [pid 447] set_robust_list(0x555555ee9660, 24) = 0 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 447] setpgid(0, 0) = 0 [pid 446] <... set_robust_list resumed>) = 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 445] <... set_robust_list resumed>) = 0 [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 447] <... openat resumed>) = 3 [pid 447] write(3, "1000", 4) = 4 [pid 447] close(3) = 0 [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) = 3 [pid 447] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 446] <... prctl resumed>) = 0 [pid 446] setpgid(0, 0 [pid 447] <... bpf resumed>) = 4 [pid 447] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 445] <... prctl resumed>) = 0 [pid 445] setpgid(0, 0 [pid 446] <... setpgid resumed>) = 0 [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 445] <... setpgid resumed>) = 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 446] <... openat resumed>) = 3 [pid 445] <... openat resumed>) = 3 [pid 447] <... bpf resumed>) = 0 [pid 447] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 447] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 446] write(3, "1000", 4 [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 445] write(3, "1000", 4 [pid 446] <... write resumed>) = 4 [pid 447] <... bpf resumed>) = 5 [pid 445] <... write resumed>) = 4 [pid 446] close(3 [pid 447] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 445] close(3 [pid 446] <... close resumed>) = 0 [pid 447] <... bpf resumed>) = 0 [pid 445] <... close resumed>) = 0 [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 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 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 446] <... bpf resumed>) = 3 [pid 445] <... bpf resumed>) = 3 [pid 446] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 447] <... bpf resumed>) = 6 [pid 445] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 446] <... bpf resumed>) = 0 [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 445] <... bpf resumed>) = 0 [pid 446] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 445] <... bpf resumed>) = 4 [pid 446] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 445] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 446] <... bpf resumed>) = 0 [pid 445] <... bpf resumed>) = 0 [pid 446] recvmsg(-1, NULL, MSG_OOB [pid 444] +++ exited with 0 +++ [pid 443] +++ exited with 0 +++ [pid 445] recvmsg(-1, NULL, MSG_OOB [pid 446] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 445] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 446] bpf(BPF_MAP_CREATE, NULL, 0 [pid 445] bpf(BPF_MAP_CREATE, NULL, 0 [pid 446] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 445] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 446] <... bpf resumed>) = 5 [pid 445] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 446] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 445] <... bpf resumed>) = 0 [pid 446] <... bpf 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 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] <... bpf resumed>) = 6 [pid 446] <... bpf resumed>) = 6 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 449 attached ./strace-static-x86_64: Process 448 attached [pid 448] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 448 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 449 [pid 449] set_robust_list(0x555555ee9660, 24 [pid 448] <... set_robust_list resumed>) = 0 [pid 449] <... set_robust_list resumed>) = 0 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 448] <... prctl resumed>) = 0 [pid 449] <... prctl resumed>) = 0 [pid 448] setpgid(0, 0 [pid 449] setpgid(0, 0 [pid 448] <... setpgid resumed>) = 0 [pid 449] <... setpgid resumed>) = 0 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 448] <... openat resumed>) = 3 [pid 449] <... openat resumed>) = 3 [pid 449] write(3, "1000", 4 [pid 448] write(3, "1000", 4 [pid 449] <... write resumed>) = 4 [pid 448] <... write resumed>) = 4 [pid 449] close(3 [pid 448] close(3 [pid 449] <... close resumed>) = 0 [pid 448] <... 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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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 resumed>) = 3 [pid 449] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 448] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 449] <... bpf resumed>) = 0 [pid 448] <... bpf resumed>) = 0 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 449] <... bpf resumed>) = 4 [pid 448] <... bpf resumed>) = 4 [pid 449] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 448] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 449] <... bpf resumed>) = 0 [pid 448] <... bpf resumed>) = 0 [pid 448] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 448] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 449] recvmsg(-1, NULL, MSG_OOB [pid 448] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 449] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 449] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 448] <... bpf resumed>) = 6 [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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 449] <... bpf resumed>) = 5 [pid 449] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 447] <... bpf resumed>) = 7 [pid 449] <... bpf resumed>) = 7 [pid 448] <... bpf resumed>) = 7 [pid 445] <... bpf resumed>) = 7 [pid 446] <... bpf resumed>) = 7 [pid 449] exit_group(0 [pid 448] exit_group(0 [pid 447] exit_group(0 [pid 445] exit_group(0 [pid 446] exit_group(0 [pid 449] <... exit_group resumed>) = ? [pid 448] <... exit_group resumed>) = ? [pid 447] <... exit_group resumed>) = ? [pid 445] <... exit_group resumed>) = ? [pid 446] <... exit_group resumed>) = ? [pid 447] +++ exited with 0 +++ [pid 445] +++ exited with 0 +++ [pid 446] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 451 attached ./strace-static-x86_64: Process 450 attached [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 450 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 451 [pid 451] set_robust_list(0x555555ee9660, 24 [pid 450] set_robust_list(0x555555ee9660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 451] <... set_robust_list resumed>) = 0 [pid 450] <... set_robust_list resumed>) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 452 [pid 451] <... prctl resumed>) = 0 [pid 450] <... prctl resumed>) = 0 [pid 451] setpgid(0, 0 [pid 450] setpgid(0, 0 [pid 451] <... setpgid resumed>) = 0 [pid 450] <... setpgid resumed>) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 451] <... openat resumed>) = 3 [pid 450] <... openat resumed>) = 3 [pid 451] write(3, "1000", 4 [pid 450] write(3, "1000", 4 [pid 451] <... write resumed>) = 4 [pid 450] <... write resumed>) = 4 [pid 451] close(3 [pid 450] close(3 [pid 451] <... close resumed>) = 0 [pid 450] <... close resumed>) = 0 [pid 451] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 450] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 451] <... bpf resumed>) = 3 [pid 450] <... bpf resumed>) = 3 [pid 451] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 450] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 451] <... bpf resumed>) = 0 [pid 450] <... bpf resumed>) = 0 [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 450] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 450] <... bpf resumed>) = 4 [pid 451] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 450] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 451] <... bpf resumed>) = 0 [pid 450] <... bpf resumed>) = 0 [pid 450] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 450] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 450] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 451] recvmsg(-1, NULL, MSG_OOB [pid 450] <... bpf resumed>) = 0 [pid 451] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [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] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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>) = 6 [pid 451] <... bpf resumed>) = 5 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 451] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 452 attached [pid 452] set_robust_list(0x555555ee9660, 24) = 0 [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 452] setpgid(0, 0) = 0 [pid 452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 452] write(3, "1000", 4) = 4 [pid 452] close(3) = 0 [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) = 3 [pid 452] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 449] +++ exited with 0 +++ [pid 448] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 453 ./strace-static-x86_64: Process 453 attached [pid 453] set_robust_list(0x555555ee9660, 24) = 0 [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 454 [pid 453] <... prctl resumed>) = 0 [pid 453] setpgid(0, 0 [pid 452] <... bpf resumed>) = 4 [pid 453] <... setpgid resumed>) = 0 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 452] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 453] <... openat resumed>) = 3 [pid 453] write(3, "1000", 4) = 4 [pid 453] close(3) = 0 [pid 453] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 453] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 453] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 453] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80./strace-static-x86_64: Process 454 attached [pid 452] <... bpf resumed>) = 0 [pid 452] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 452] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 453] <... bpf resumed>) = 0 [pid 453] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 453] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 453] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 452] <... bpf resumed>) = 5 [pid 452] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] set_robust_list(0x555555ee9660, 24 [pid 453] <... bpf resumed>) = 6 [pid 452] <... bpf resumed>) = 6 [pid 454] <... set_robust_list resumed>) = 0 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0) = 0 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 454] write(3, "1000", 4) = 4 [pid 454] close(3) = 0 [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) = 3 [pid 454] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 454] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 454] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 454] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 454] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 450] <... bpf resumed>) = 7 [pid 454] <... bpf resumed>) = 7 [pid 453] <... bpf resumed>) = 7 [pid 452] <... bpf resumed>) = 7 [pid 451] <... bpf resumed>) = 7 [pid 454] exit_group(0 [pid 452] exit_group(0 [pid 451] exit_group(0 [pid 450] exit_group(0 [pid 454] <... exit_group resumed>) = ? [pid 452] <... exit_group resumed>) = ? [pid 451] <... exit_group resumed>) = ? [pid 450] <... exit_group resumed>) = ? [pid 452] +++ exited with 0 +++ [pid 453] exit_group(0) = ? [pid 453] +++ exited with 0 +++ [pid 451] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 456 attached ./strace-static-x86_64: Process 455 attached [pid 298] <... restart_syscall resumed>) = 0 [pid 456] set_robust_list(0x555555ee9660, 24 [pid 455] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 455 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 456 [pid 455] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 456] <... set_robust_list resumed>) = 0 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 455] <... prctl resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 457 [pid 456] <... prctl resumed>) = 0 [pid 455] setpgid(0, 0 [pid 456] setpgid(0, 0 [pid 455] <... setpgid resumed>) = 0 [pid 456] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 457 attached [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 455] <... openat resumed>) = 3 [pid 456] write(3, "1000", 4 [pid 455] write(3, "1000", 4 [pid 456] <... write resumed>) = 4 [pid 455] <... write resumed>) = 4 [pid 456] close(3 [pid 455] close(3 [pid 457] set_robust_list(0x555555ee9660, 24 [pid 455] <... close resumed>) = 0 [pid 456] <... close resumed>) = 0 [pid 457] <... set_robust_list resumed>) = 0 [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 456] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 455] <... bpf resumed>) = 3 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 456] <... bpf resumed>) = 3 [pid 455] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 457] <... prctl resumed>) = 0 [pid 455] <... bpf resumed>) = 0 [pid 456] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 457] setpgid(0, 0) = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 455] <... bpf resumed>) = 4 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 457] write(3, "1000", 4) = 4 [pid 457] close(3) = 0 [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) = 3 [pid 457] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 456] <... bpf resumed>) = 4 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 456] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 457] <... bpf resumed>) = 4 [pid 457] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 455] <... bpf resumed>) = 0 [pid 456] <... bpf resumed>) = 0 [pid 455] recvmsg(-1, NULL, MSG_OOB [pid 457] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 457] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 456] recvmsg(-1, NULL, MSG_OOB [pid 455] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 457] <... bpf resumed>) = 5 [pid 457] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 456] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 455] bpf(BPF_MAP_CREATE, NULL, 0 [pid 456] bpf(BPF_MAP_CREATE, NULL, 0 [pid 455] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 456] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 456] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 455] <... bpf resumed>) = 5 [pid 456] <... bpf resumed>) = 5 [pid 455] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 456] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 456] <... bpf resumed>) = 0 [pid 455] <... bpf resumed>) = 0 [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 457] <... bpf resumed>) = 6 [pid 456] <... bpf resumed>) = 6 [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 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 455] <... bpf resumed>) = 6 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 454] +++ exited with 0 +++ [pid 450] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 458 attached [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 458] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 458 [pid 458] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 459 attached [pid 459] set_robust_list(0x555555ee9660, 24 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 459] <... set_robust_list resumed>) = 0 [pid 458] <... prctl resumed>) = 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 459 [pid 458] setpgid(0, 0 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 458] <... setpgid resumed>) = 0 [pid 459] <... prctl resumed>) = 0 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 459] setpgid(0, 0) = 0 [pid 458] <... openat resumed>) = 3 [pid 458] write(3, "1000", 4 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] <... write resumed>) = 4 [pid 459] <... openat resumed>) = 3 [pid 458] close(3 [pid 459] write(3, "1000", 4 [pid 458] <... close resumed>) = 0 [pid 459] <... write resumed>) = 4 [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 459] close(3 [pid 458] <... bpf resumed>) = 3 [pid 459] <... close resumed>) = 0 [pid 458] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 458] <... bpf resumed>) = 0 [pid 459] <... bpf resumed>) = 3 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 458] <... bpf resumed>) = 4 [pid 459] <... bpf resumed>) = 0 [pid 458] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 459] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 458] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 459] <... bpf resumed>) = 4 [pid 458] bpf(BPF_MAP_CREATE, NULL, 0 [pid 459] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 458] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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) = 5 [pid 458] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 459] <... bpf resumed>) = 0 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 459] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 459] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 459] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 459] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 456] <... bpf resumed>) = 7 [pid 459] <... bpf resumed>) = 7 [pid 458] <... bpf resumed>) = 7 [pid 457] <... bpf resumed>) = 7 [pid 456] exit_group(0 [pid 455] <... bpf resumed>) = 7 [pid 459] exit_group(0 [pid 458] exit_group(0 [pid 457] exit_group(0 [pid 456] <... exit_group resumed>) = ? [pid 455] exit_group(0 [pid 459] <... exit_group resumed>) = ? [pid 458] <... exit_group resumed>) = ? [pid 457] <... exit_group resumed>) = ? [pid 456] +++ exited with 0 +++ [pid 455] <... exit_group resumed>) = ? [pid 459] +++ exited with 0 +++ [pid 458] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x555555ee9660, 24 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 460 [pid 460] <... set_robust_list resumed>) = 0 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 460] setpgid(0, 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 462 attached ./strace-static-x86_64: Process 461 attached [pid 460] <... setpgid resumed>) = 0 [pid 461] set_robust_list(0x555555ee9660, 24 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 462 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 461 [pid 462] set_robust_list(0x555555ee9660, 24 [pid 461] <... set_robust_list resumed>) = 0 [pid 460] <... openat resumed>) = 3 [pid 462] <... set_robust_list resumed>) = 0 [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 460] write(3, "1000", 4 [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 461] <... prctl resumed>) = 0 [pid 460] <... write resumed>) = 4 [pid 462] <... prctl resumed>) = 0 [pid 461] setpgid(0, 0 [pid 460] close(3 [pid 462] setpgid(0, 0 [pid 461] <... setpgid resumed>) = 0 [pid 460] <... close resumed>) = 0 [pid 462] <... setpgid resumed>) = 0 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 461] <... openat resumed>) = 3 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 461] write(3, "1000", 4 [pid 460] <... bpf resumed>) = 3 [pid 461] <... write resumed>) = 4 [pid 461] close(3 [pid 460] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 462] <... openat resumed>) = 3 [pid 461] <... close resumed>) = 0 [pid 462] write(3, "1000", 4 [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>) = 0 [pid 462] <... write resumed>) = 4 [pid 461] <... bpf resumed>) = 3 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] close(3 [pid 461] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 460] <... bpf resumed>) = 4 [pid 462] <... close resumed>) = 0 [pid 461] <... bpf resumed>) = 0 [pid 460] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 462] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 460] <... bpf resumed>) = 0 [pid 462] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] recvmsg(-1, NULL, MSG_OOB [pid 462] <... bpf resumed>) = 4 [pid 461] <... bpf resumed>) = 4 [pid 460] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 462] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 461] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 460] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 462] <... bpf resumed>) = 0 [pid 462] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 462] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [ 24.939997][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 24.953027][ T461] BUG: scheduling while atomic: syz-executor210/461/0x00000002 [ 24.960484][ T461] Modules linked in: [ 24.964124][ T461] Preemption disabled at: [ 24.964132][ T461] [] bpf_bprintf_prepare+0x118/0x1360 [ 24.975065][ T461] CPU: 1 PID: 461 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 24.986432][ T461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 24.996325][ T461] Call Trace: [ 24.999448][ T461] [ 25.002231][ T461] dump_stack_lvl+0x151/0x1b7 [ 25.006738][ T461] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.011953][ T461] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.017159][ T461] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.022449][ T461] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.027656][ T461] dump_stack+0x15/0x1b [ 25.031651][ T461] __schedule_bug+0x195/0x260 [ 25.036168][ T461] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.041460][ T461] __schedule+0xcf7/0x1550 [ 25.045713][ T461] ? __kasan_check_write+0x14/0x20 [ 25.050656][ T461] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 25.055605][ T461] ? __sched_text_start+0x8/0x8 [ 25.060291][ T461] ? __kasan_check_read+0x11/0x20 [ 25.065150][ T461] ? cgroup_update_frozen+0x15f/0x980 [ 25.070359][ T461] ? bpf_prog_query+0x260/0x260 [ 25.075045][ T461] schedule+0xc3/0x180 [ 25.078952][ T461] ptrace_stop+0x54f/0x930 [ 25.083208][ T461] ptrace_notify+0x225/0x350 [ 25.087630][ T461] ? do_notify_parent+0xa20/0xa20 [ 25.092498][ T461] ? __kasan_check_write+0x14/0x20 [ 25.097438][ T461] ? fpregs_restore_userregs+0x130/0x290 [ 25.102907][ T461] syscall_exit_to_user_mode+0xa2/0x140 [ 25.108289][ T461] do_syscall_64+0x49/0xb0 [ 25.112541][ T461] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 25.118274][ T461] RIP: 0033:0x7f8d909b6fe9 [ 25.122530][ T461] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 25.141962][ T461] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 25.150207][ T461] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 25.158019][ T461] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 25.165830][ T461] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 25.173643][ T461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.181453][ T461] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 462] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 461] <... bpf resumed>) = 0 [pid 462] <... bpf resumed>) = 5 [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 462] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 460] <... bpf resumed>) = 5 [pid 462] <... bpf resumed>) = 0 [pid 460] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 460] <... bpf resumed>) = 0 [pid 461] recvmsg(-1, NULL, MSG_OOB [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 461] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... bpf resumed>) = 6 [pid 461] bpf(BPF_MAP_CREATE, NULL, 0 [pid 460] <... bpf resumed>) = 6 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 457] +++ exited with 0 +++ [pid 461] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 455] +++ exited with 0 +++ [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=18} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 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) = 5 [pid 461] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 461] <... bpf resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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./strace-static-x86_64: Process 464 attached ./strace-static-x86_64: Process 463 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 463 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 464 [pid 464] set_robust_list(0x555555ee9660, 24 [pid 463] set_robust_list(0x555555ee9660, 24 [pid 464] <... set_robust_list resumed>) = 0 [pid 463] <... set_robust_list resumed>) = 0 [pid 464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 464] <... prctl resumed>) = 0 [pid 464] setpgid(0, 0 [pid 463] <... prctl resumed>) = 0 [pid 461] <... bpf resumed>) = 6 [pid 464] <... setpgid resumed>) = 0 [pid 464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 463] setpgid(0, 0 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 464] <... openat resumed>) = 3 [pid 463] <... setpgid resumed>) = 0 [pid 464] write(3, "1000", 4) = 4 [pid 464] close(3 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 464] <... close resumed>) = 0 [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) = 3 [pid 464] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 463] write(3, "1000", 4 [pid 464] <... bpf resumed>) = 4 [pid 463] <... write resumed>) = 4 [pid 464] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 463] close(3) = 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) = 3 [pid 463] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 463] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 463] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 464] <... bpf resumed>) = 0 [pid 464] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 464] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 464] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 463] <... bpf resumed>) = 0 [pid 462] <... bpf resumed>) = 7 [pid 460] <... bpf resumed>) = 7 [pid 460] exit_group(0) = ? [pid 463] recvmsg(-1, NULL, MSG_OOB [pid 462] exit_group(0 [pid 461] <... bpf resumed>) = 7 [pid 460] +++ exited with 0 +++ [pid 462] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 464] <... bpf resumed>) = 7 [pid 464] exit_group(0) = ? [pid 462] +++ exited with 0 +++ [pid 463] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 463] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=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 461] exit_group(0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 463] <... bpf resumed>) = 5 [pid 463] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 465 [pid 461] <... exit_group resumed>) = ? [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 466 [pid 463] <... bpf resumed>) = 6 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x555555ee9660, 24) = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 466 attached ) = 3 [pid 465] write(3, "1000", 4) = 4 [pid 465] close(3) = 0 [pid 465] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 466] set_robust_list(0x555555ee9660, 24 [pid 465] <... bpf resumed>) = 3 [pid 465] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 465] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 466] <... set_robust_list resumed>) = 0 [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 466] setpgid(0, 0) = 0 [pid 465] <... bpf resumed>) = 4 [pid 465] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 466] write(3, "1000", 4) = 4 [pid 466] close(3) = 0 [pid 466] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 466] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 465] <... bpf resumed>) = 0 [pid 465] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 465] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 465] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 465] <... bpf resumed>) = 5 [pid 465] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 465] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 466] <... bpf resumed>) = 4 [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 466] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 466] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 466] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [ 25.189271][ T461] [pid 466] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 466] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 464] +++ exited with 0 +++ [pid 463] <... bpf resumed>) = 7 [pid 463] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 463] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 467 ./strace-static-x86_64: Process 467 attached [pid 467] set_robust_list(0x555555ee9660, 24) = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 467] setpgid(0, 0) = 0 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 467] write(3, "1000", 4) = 4 [pid 467] close(3) = 0 [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) = 3 [pid 467] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 467] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 467] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 467] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 467] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 466] <... bpf resumed>) = 7 [pid 465] <... bpf resumed>) = 7 [pid 461] +++ exited with 0 +++ [pid 466] exit_group(0 [pid 465] exit_group(0 [pid 463] +++ exited with 0 +++ [pid 466] <... exit_group resumed>) = ? [pid 465] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 469 attached ./strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 468 [pid 469] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 469 [pid 468] <... set_robust_list resumed>) = 0 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0 [pid 469] <... set_robust_list resumed>) = 0 [pid 468] <... setpgid resumed>) = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 469] <... prctl resumed>) = 0 [pid 469] setpgid(0, 0) = 0 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 468] <... openat resumed>) = 3 [pid 469] <... openat resumed>) = 3 [pid 469] write(3, "1000", 4 [pid 468] write(3, "1000", 4) = 4 [pid 469] <... write resumed>) = 4 [pid 468] close(3) = 0 [pid 469] close(3) = 0 [pid 469] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 468] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 469] <... bpf resumed>) = 3 [pid 469] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 468] <... bpf resumed>) = 3 [pid 468] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 468] <... bpf resumed>) = 4 [pid 469] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 468] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 468] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 469] <... bpf resumed>) = 0 [pid 469] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 469] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 469] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 468] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 468] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 468] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 469] <... bpf resumed>) = 6 [pid 468] <... bpf resumed>) = 0 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 467] <... bpf resumed>) = 7 [pid 466] +++ exited with 0 +++ [pid 467] exit_group(0) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 471 ./strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x555555ee9660, 24) = 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 0 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 471] write(3, "1000", 4) = 4 [pid 471] close(3) = 0 [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) = 3 [pid 471] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 471] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 471] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 471] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 471] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 469] <... bpf resumed>) = 7 [pid 468] <... bpf resumed>) = 7 [pid 467] +++ exited with 0 +++ [pid 465] +++ exited with 0 +++ [pid 469] exit_group(0 [pid 468] exit_group(0 [pid 469] <... exit_group resumed>) = ? [pid 468] <... exit_group resumed>) = ? [pid 471] exit_group(0 [pid 469] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 471] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 472 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 472 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 473 ./strace-static-x86_64: Process 473 attached [pid 473] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 474 [pid 473] <... set_robust_list resumed>) = 0 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 473] setpgid(0, 0) = 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 472] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 474 attached ) = 0 [pid 473] <... openat resumed>) = 3 [pid 473] write(3, "1000", 4) = 4 [pid 473] close(3) = 0 [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) = 3 [pid 473] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 474] set_robust_list(0x555555ee9660, 24 [pid 472] <... prctl resumed>) = 0 [pid 474] <... set_robust_list resumed>) = 0 [pid 472] setpgid(0, 0) = 0 [pid 473] <... bpf resumed>) = 4 [pid 473] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 472] <... openat resumed>) = 3 [pid 474] <... prctl resumed>) = 0 [pid 472] write(3, "1000", 4 [pid 474] setpgid(0, 0 [pid 472] <... write resumed>) = 4 [pid 474] <... setpgid resumed>) = 0 [pid 472] close(3) = 0 [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 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 472] <... bpf resumed>) = 3 [pid 472] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 472] <... bpf resumed>) = 4 [pid 474] write(3, "1000", 4 [pid 472] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 474] <... write resumed>) = 4 [pid 473] <... bpf resumed>) = 0 [pid 473] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 473] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 473] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 473] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 474] close(3) = 0 [pid 474] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 474] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 474] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 472] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 472] bpf(BPF_MAP_CREATE, NULL, 0 [pid 474] <... bpf resumed>) = 4 [pid 472] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 474] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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) = 5 [pid 472] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 474] <... bpf resumed>) = 0 [pid 474] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 474] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 474] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 471] +++ exited with 0 +++ [pid 468] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 474] <... bpf resumed>) = 6 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x555555ee9660, 24) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 475 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 476 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 475] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 476 attached [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 476] set_robust_list(0x555555ee9660, 24) = 0 [pid 475] <... openat resumed>) = 3 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 475] write(3, "1000", 4 [pid 476] <... prctl resumed>) = 0 [pid 475] <... write resumed>) = 4 [pid 475] close(3 [pid 476] setpgid(0, 0 [pid 475] <... close resumed>) = 0 [pid 476] <... setpgid resumed>) = 0 [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 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 475] <... bpf resumed>) = 3 [pid 476] <... openat resumed>) = 3 [pid 475] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 476] write(3, "1000", 4 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... write resumed>) = 4 [pid 476] close(3) = 0 [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 475] <... bpf resumed>) = 4 [pid 476] <... bpf resumed>) = 3 [pid 475] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 476] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 476] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 475] <... bpf resumed>) = 0 [pid 475] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 475] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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>) = 7 [pid 473] <... bpf resumed>) = 7 [pid 472] <... bpf resumed>) = 7 [pid 474] exit_group(0 [pid 472] exit_group(0 [pid 473] exit_group(0 [pid 474] <... exit_group resumed>) = ? [pid 472] <... exit_group resumed>) = ? [pid 474] +++ exited with 0 +++ [pid 473] <... exit_group resumed>) = ? [pid 472] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 473] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 477 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 478 [pid 294] <... restart_syscall resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 478 attached ./strace-static-x86_64: Process 479 attached ./strace-static-x86_64: Process 477 attached [pid 476] <... bpf resumed>) = 0 [pid 475] <... bpf resumed>) = 5 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 479 [pid 477] set_robust_list(0x555555ee9660, 24 [pid 476] recvmsg(-1, NULL, MSG_OOB [pid 478] set_robust_list(0x555555ee9660, 24 [pid 479] set_robust_list(0x555555ee9660, 24 [pid 477] <... set_robust_list resumed>) = 0 [pid 476] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 475] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 478] <... set_robust_list resumed>) = 0 [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 478] setpgid(0, 0 [pid 476] bpf(BPF_MAP_CREATE, NULL, 0 [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 475] <... bpf resumed>) = 0 [pid 479] <... set_robust_list resumed>) = 0 [pid 478] <... setpgid resumed>) = 0 [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 477] <... prctl resumed>) = 0 [pid 476] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 479] <... prctl resumed>) = 0 [pid 478] <... openat resumed>) = 3 [pid 477] setpgid(0, 0 [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] write(3, "1000", 4 [pid 477] <... setpgid resumed>) = 0 [pid 478] <... write resumed>) = 4 [pid 476] <... bpf resumed>) = 5 [pid 478] close(3) = 0 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 476] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 478] <... bpf resumed>) = 3 [pid 478] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 476] <... bpf resumed>) = 0 [pid 478] <... bpf resumed>) = 0 [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0 [pid 478] <... bpf resumed>) = 4 [pid 477] <... openat resumed>) = 3 [pid 478] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 479] <... setpgid resumed>) = 0 [pid 477] write(3, "1000", 4 [pid 476] <... bpf resumed>) = 6 [pid 475] <... bpf resumed>) = 6 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 477] <... write resumed>) = 4 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 478] <... bpf resumed>) = 0 [pid 477] close(3 [pid 478] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 478] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 479] <... openat resumed>) = 3 [pid 477] <... close resumed>) = 0 [pid 478] <... bpf resumed>) = 5 [pid 478] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] 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 479] <... write resumed>) = 4 [pid 479] close(3 [pid 477] <... bpf resumed>) = 3 [pid 479] <... close resumed>) = 0 [pid 478] <... bpf resumed>) = 6 [pid 477] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 477] <... bpf resumed>) = 0 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 477] <... bpf resumed>) = 4 [pid 479] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 477] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 479] <... bpf resumed>) = 0 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 479] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 477] <... bpf resumed>) = 0 [pid 477] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 477] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 479] <... bpf resumed>) = 0 [pid 477] <... bpf resumed>) = 5 [pid 479] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 479] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 477] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 479] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 477] <... bpf resumed>) = 0 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 6 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 476] <... bpf resumed>) = 7 [pid 479] <... bpf resumed>) = 7 [pid 478] <... bpf resumed>) = 7 [pid 477] <... bpf resumed>) = 7 [pid 475] <... bpf resumed>) = 7 [pid 479] exit_group(0 [pid 478] exit_group(0 [pid 477] exit_group(0 [pid 476] exit_group(0 [pid 475] exit_group(0 [pid 479] <... exit_group resumed>) = ? [pid 478] <... exit_group resumed>) = ? [pid 477] <... exit_group resumed>) = ? [pid 476] <... exit_group resumed>) = ? [pid 475] <... exit_group resumed>) = ? [pid 479] +++ exited with 0 +++ [pid 477] +++ exited with 0 +++ [pid 476] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 480 [pid 480] <... set_robust_list resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 481 attached [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 482 attached [pid 481] set_robust_list(0x555555ee9660, 24 [pid 480] <... prctl resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 481 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 482 [pid 482] set_robust_list(0x555555ee9660, 24 [pid 481] <... set_robust_list resumed>) = 0 [pid 480] setpgid(0, 0 [pid 482] <... set_robust_list resumed>) = 0 [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 480] <... setpgid resumed>) = 0 [pid 481] <... prctl resumed>) = 0 [pid 481] setpgid(0, 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 481] <... setpgid resumed>) = 0 [pid 480] <... openat resumed>) = 3 [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 480] write(3, "1000", 4) = 4 [pid 480] close(3) = 0 [pid 480] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 481] <... openat resumed>) = 3 [pid 482] <... prctl resumed>) = 0 [pid 480] <... bpf resumed>) = 3 [pid 482] setpgid(0, 0 [pid 481] write(3, "1000", 4 [pid 480] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 482] <... setpgid resumed>) = 0 [pid 481] <... write resumed>) = 4 [pid 480] <... bpf resumed>) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 481] close(3 [pid 480] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... close resumed>) = 0 [pid 482] <... openat resumed>) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 480] <... bpf resumed>) = 4 [pid 481] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 480] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 482] close(3 [pid 481] <... bpf resumed>) = 3 [pid 482] <... close resumed>) = 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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 [ 25.366974][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 25.379394][ T480] BUG: scheduling while atomic: syz-executor210/480/0x00000002 [ 25.386765][ T480] Modules linked in: [ 25.390590][ T480] Preemption disabled at: [ 25.390599][ T480] [] bpf_bprintf_prepare+0x118/0x1360 [ 25.401508][ T480] CPU: 1 PID: 480 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 25.412799][ T480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 25.422699][ T480] Call Trace: [ 25.425825][ T480] [ 25.428595][ T480] dump_stack_lvl+0x151/0x1b7 [ 25.433110][ T480] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.438316][ T480] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.443524][ T480] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.448819][ T480] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.454027][ T480] dump_stack+0x15/0x1b [ 25.458018][ T480] __schedule_bug+0x195/0x260 [ 25.462532][ T480] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.467830][ T480] __schedule+0xcf7/0x1550 [ 25.472083][ T480] ? __kasan_check_write+0x14/0x20 [ 25.477023][ T480] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 25.481973][ T480] ? __sched_text_start+0x8/0x8 [ 25.486663][ T480] ? __kasan_check_read+0x11/0x20 [ 25.491521][ T480] ? cgroup_update_frozen+0x15f/0x980 [ 25.496727][ T480] ? bpf_prog_query+0x260/0x260 [ 25.501415][ T480] schedule+0xc3/0x180 [ 25.505322][ T480] ptrace_stop+0x54f/0x930 [ 25.509578][ T480] ptrace_notify+0x225/0x350 [ 25.514000][ T480] ? do_notify_parent+0xa20/0xa20 [ 25.518862][ T480] ? __kasan_check_write+0x14/0x20 [ 25.523806][ T480] ? fpregs_restore_userregs+0x130/0x290 [ 25.529279][ T480] syscall_exit_to_user_mode+0xa2/0x140 [ 25.534656][ T480] do_syscall_64+0x49/0xb0 [ 25.538911][ T480] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 25.544637][ T480] RIP: 0033:0x7f8d909b6fe9 [ 25.548892][ T480] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 25.568371][ T480] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 25.576580][ T480] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 25.584391][ T480] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 25.592200][ T480] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 25.600013][ T480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.607825][ T480] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 482] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 480] <... bpf resumed>) = 0 [pid 482] <... bpf resumed>) = 0 [pid 481] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 478] +++ exited with 0 +++ [pid 475] +++ exited with 0 +++ [pid 480] recvmsg(-1, NULL, MSG_OOB [pid 482] recvmsg(-1, NULL, MSG_OOB [pid 481] <... bpf resumed>) = 0 [pid 480] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 482] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 481] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, NULL, 0 [pid 482] bpf(BPF_MAP_CREATE, NULL, 0 [pid 481] <... bpf resumed>) = 4 [pid 480] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 482] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 481] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 483 attached ./strace-static-x86_64: Process 484 attached [pid 482] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 481] <... bpf resumed>) = 0 [pid 480] <... bpf resumed>) = 5 [pid 484] set_robust_list(0x555555ee9660, 24 [pid 483] set_robust_list(0x555555ee9660, 24 [pid 482] <... bpf resumed>) = 5 [pid 481] recvmsg(-1, NULL, MSG_OOB [pid 480] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 483 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 484 [pid 484] <... set_robust_list resumed>) = 0 [pid 483] <... set_robust_list resumed>) = 0 [pid 482] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 481] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... bpf resumed>) = 0 [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 482] <... bpf resumed>) = 0 [pid 481] bpf(BPF_MAP_CREATE, NULL, 0 [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 484] <... prctl resumed>) = 0 [pid 483] <... prctl resumed>) = 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 481] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 484] setpgid(0, 0 [pid 483] setpgid(0, 0 [pid 482] <... bpf resumed>) = 6 [pid 481] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 480] <... bpf resumed>) = 6 [pid 484] <... setpgid resumed>) = 0 [pid 483] <... setpgid resumed>) = 0 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 481] <... bpf resumed>) = 5 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 481] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 484] <... openat resumed>) = 3 [pid 483] <... openat resumed>) = 3 [pid 481] <... bpf resumed>) = 0 [pid 484] write(3, "1000", 4 [pid 483] write(3, "1000", 4 [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 [pid 484] <... write resumed>) = 4 [pid 483] <... write resumed>) = 4 [pid 481] <... bpf resumed>) = 6 [pid 484] close(3 [pid 483] close(3 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 484] <... close resumed>) = 0 [pid 483] <... 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 [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 484] <... bpf resumed>) = 3 [pid 483] <... bpf resumed>) = 3 [pid 484] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 483] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 483] <... bpf resumed>) = 0 [pid 482] <... bpf resumed>) = 7 [pid 481] <... bpf resumed>) = 7 [pid 480] <... bpf resumed>) = 7 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0 [pid 481] exit_group(0 [pid 482] <... exit_group resumed>) = ? [pid 483] <... bpf resumed>) = 4 [pid 481] <... exit_group resumed>) = ? [pid 480] exit_group(0 [pid 484] <... bpf resumed>) = 4 [pid 483] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 482] +++ exited with 0 +++ [pid 480] <... exit_group resumed>) = ? [pid 294] --- 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_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 483] <... bpf resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 485 attached [pid 483] recvmsg(-1, NULL, MSG_OOB [pid 485] set_robust_list(0x555555ee9660, 24 [pid 483] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 485 [pid 485] <... set_robust_list resumed>) = 0 [pid 483] bpf(BPF_MAP_CREATE, NULL, 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 485] <... prctl resumed>) = 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] setpgid(0, 0 [pid 484] <... bpf resumed>) = 0 [pid 483] <... bpf resumed>) = 5 [pid 485] <... setpgid resumed>) = 0 [pid 483] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 485] <... openat resumed>) = 3 [pid 484] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 484] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 485] write(3, "1000", 4 [pid 484] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 483] <... bpf resumed>) = 6 [pid 485] <... write resumed>) = 4 [pid 484] <... bpf resumed>) = 5 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 485] close(3 [pid 484] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 485] <... close resumed>) = 0 [pid 484] <... bpf resumed>) = 0 [pid 485] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 3 [pid 485] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 6 [pid 485] <... bpf resumed>) = 4 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 485] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 485] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 485] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 485] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 481] +++ exited with 0 +++ [pid 480] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 25.615640][ T480] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 486 ./strace-static-x86_64: Process 486 attached ./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x555555ee9660, 24 [pid 486] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 487 [pid 487] <... set_robust_list resumed>) = 0 [pid 486] <... set_robust_list resumed>) = 0 [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 487] <... prctl resumed>) = 0 [pid 486] <... prctl resumed>) = 0 [pid 486] setpgid(0, 0 [pid 487] setpgid(0, 0 [pid 486] <... setpgid resumed>) = 0 [pid 487] <... setpgid resumed>) = 0 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 486] <... openat resumed>) = 3 [pid 487] write(3, "1000", 4 [pid 486] write(3, "1000", 4 [pid 487] <... write resumed>) = 4 [pid 486] <... write resumed>) = 4 [pid 487] close(3 [pid 486] close(3 [pid 487] <... close resumed>) = 0 [pid 486] <... close resumed>) = 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 [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 487] <... bpf resumed>) = 3 [pid 486] <... bpf resumed>) = 3 [pid 487] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 486] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 487] <... bpf resumed>) = 0 [pid 486] <... bpf resumed>) = 0 [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 4 [pid 486] <... bpf resumed>) = 4 [pid 487] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 486] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 487] <... bpf resumed>) = 0 [pid 486] <... bpf resumed>) = 0 [pid 487] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 487] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 487] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 [pid 486] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 486] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 487] <... bpf resumed>) = 6 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 486] <... bpf resumed>) = 5 [pid 486] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 486] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 485] <... bpf resumed>) = 7 [pid 484] <... bpf resumed>) = 7 [pid 483] <... bpf resumed>) = 7 [pid 487] <... bpf resumed>) = 7 [pid 486] <... bpf resumed>) = 7 [pid 485] exit_group(0 [pid 484] exit_group(0 [pid 483] exit_group(0 [pid 487] exit_group(0) = ? [pid 486] exit_group(0 [pid 485] <... exit_group resumed>) = ? [pid 484] <... exit_group resumed>) = ? [pid 483] <... exit_group resumed>) = ? [pid 487] +++ exited with 0 +++ [pid 486] <... exit_group resumed>) = ? [pid 485] +++ exited with 0 +++ [pid 486] +++ exited with 0 +++ [pid 484] +++ exited with 0 +++ [pid 483] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 490 attached ./strace-static-x86_64: Process 489 attached ./strace-static-x86_64: Process 488 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 491 attached [pid 490] set_robust_list(0x555555ee9660, 24 [pid 489] set_robust_list(0x555555ee9660, 24 [pid 488] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 488 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 489 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 490 [pid 491] set_robust_list(0x555555ee9660, 24 [pid 490] <... set_robust_list resumed>) = 0 [pid 489] <... set_robust_list resumed>) = 0 [pid 488] <... set_robust_list resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 491 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 491] <... set_robust_list resumed>) = 0 [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 489] <... prctl resumed>) = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 490] <... prctl resumed>) = 0 [pid 489] setpgid(0, 0 [pid 488] <... prctl resumed>) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 489] <... setpgid resumed>) = 0 [pid 488] setpgid(0, 0 [pid 490] setpgid(0, 0 [pid 491] setpgid(0, 0 [pid 490] <... setpgid resumed>) = 0 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 488] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 492 [pid 491] <... setpgid resumed>) = 0 [pid 489] <... openat resumed>) = 3 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 489] write(3, "1000", 4 [pid 488] <... openat resumed>) = 3 [pid 491] write(3, "1000", 4 [pid 490] <... openat resumed>) = 3 [pid 489] <... write resumed>) = 4 [pid 488] write(3, "1000", 4 [pid 491] <... write resumed>) = 4 [pid 490] write(3, "1000", 4 [pid 489] close(3 [pid 488] <... write resumed>) = 4 [pid 491] close(3 [pid 490] <... write resumed>) = 4 [pid 489] <... close resumed>) = 0 [pid 488] close(3 [pid 491] <... close resumed>) = 0 [pid 490] close(3 [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] <... close resumed>) = 0 [pid 490] <... close resumed>) = 0 [pid 491] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 490] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 489] <... bpf resumed>) = 3 [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 491] <... bpf resumed>) = 3 [pid 490] <... bpf resumed>) = 3 [pid 489] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 491] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 490] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 489] <... bpf resumed>) = 0 [pid 488] <... bpf resumed>) = 3 [pid 491] <... bpf resumed>) = 0 [pid 490] <... bpf resumed>) = 0 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_FREEZE, {map_fd=3}, 4 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 491] <... bpf resumed>) = 4 [pid 490] <... bpf resumed>) = 4 [pid 489] <... bpf resumed>) = 4 [pid 488] <... bpf resumed>) = 0 [pid 491] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 490] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 489] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 488] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 492 attached [pid 491] <... bpf resumed>) = 0 [pid 489] <... bpf resumed>) = 0 [pid 492] set_robust_list(0x555555ee9660, 24 [pid 491] recvmsg(-1, NULL, MSG_OOB [pid 489] recvmsg(-1, NULL, MSG_OOB [pid 488] <... bpf resumed>) = 4 [pid 492] <... set_robust_list resumed>) = 0 [pid 491] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 489] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 488] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 491] bpf(BPF_MAP_CREATE, NULL, 0 [pid 489] bpf(BPF_MAP_CREATE, NULL, 0 [pid 492] <... prctl resumed>) = 0 [pid 491] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 492] setpgid(0, 0 [pid 491] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 492] <... setpgid resumed>) = 0 [pid 491] <... bpf resumed>) = 5 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 491] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 492] <... openat resumed>) = 3 [pid 488] <... bpf resumed>) = 0 [pid 492] write(3, "1000", 4 [pid 491] <... bpf resumed>) = 0 [pid 490] <... bpf resumed>) = 0 [pid 489] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 488] recvmsg(-1, NULL, MSG_OOB [pid 492] <... write resumed>) = 4 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] recvmsg(-1, NULL, MSG_OOB [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] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 492] close(3 [pid 491] <... bpf resumed>) = 6 [pid 490] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 489] <... bpf resumed>) = 5 [pid 488] bpf(BPF_MAP_CREATE, NULL, 0 [pid 492] <... close resumed>) = 0 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 490] bpf(BPF_MAP_CREATE, NULL, 0 [pid 489] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 488] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 490] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 489] <... bpf resumed>) = 0 [pid 488] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 490] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 488] <... bpf resumed>) = 5 [pid 492] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 491] <... bpf resumed>) = 7 [pid 488] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 492] <... bpf resumed>) = 3 [pid 491] exit_group(0 [pid 490] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 489] <... bpf resumed>) = 6 [pid 492] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 491] <... exit_group resumed>) = ? [pid 490] <... bpf resumed>) = 0 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 488] <... bpf resumed>) = 0 [pid 492] <... bpf resumed>) = 0 [pid 491] +++ exited with 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 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 492] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 492] <... bpf resumed>) = 4 [pid 490] <... bpf resumed>) = 6 [pid 488] <... bpf resumed>) = 6 [pid 492] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 492] <... bpf resumed>) = 0 [pid 492] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 492] bpf(BPF_MAP_CREATE, NULL, 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 493 attached [pid 492] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 493] set_robust_list(0x555555ee9660, 24 [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 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 493 [pid 493] <... set_robust_list resumed>) = 0 [pid 492] <... bpf resumed>) = 5 [pid 492] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] <... bpf resumed>) = 0 [pid 493] setpgid(0, 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 493] <... setpgid resumed>) = 0 [pid 492] <... bpf resumed>) = 6 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 493] <... openat resumed>) = 3 [pid 493] write(3, "1000", 4) = 4 [pid 493] close(3) = 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) = 3 [pid 493] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 493] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 493] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 493] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 493] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 493] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 489] <... bpf resumed>) = 7 [pid 488] <... bpf resumed>) = 7 [pid 493] <... bpf resumed>) = 7 [pid 492] <... bpf resumed>) = 7 [pid 490] <... bpf resumed>) = 7 [pid 489] exit_group(0 [pid 493] exit_group(0 [pid 492] exit_group(0 [pid 489] <... exit_group resumed>) = ? [pid 488] exit_group(0 [pid 493] <... exit_group resumed>) = ? [pid 492] <... exit_group resumed>) = ? [pid 490] exit_group(0 [pid 493] +++ exited with 0 +++ [pid 492] +++ exited with 0 +++ [pid 489] +++ exited with 0 +++ [pid 488] <... exit_group resumed>) = ? [pid 490] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 495 attached ./strace-static-x86_64: Process 494 attached [pid 298] --- 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] set_robust_list(0x555555ee9660, 24 [pid 494] set_robust_list(0x555555ee9660, 24 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 494 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 495 [pid 495] <... set_robust_list resumed>) = 0 [pid 494] <... set_robust_list resumed>) = 0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 494] <... prctl resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 496 [pid 495] <... prctl resumed>) = 0 [pid 494] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 496 attached [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 495] setpgid(0, 0) = 0 [pid 494] <... openat resumed>) = 3 [pid 494] write(3, "1000", 4 [pid 496] set_robust_list(0x555555ee9660, 24 [pid 494] <... write resumed>) = 4 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 494] close(3) = 0 [pid 495] <... openat resumed>) = 3 [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] write(3, "1000", 4 [pid 494] <... bpf resumed>) = 3 [pid 495] <... write resumed>) = 4 [pid 494] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 495] close(3 [pid 494] <... bpf resumed>) = 0 [pid 495] <... close resumed>) = 0 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 495] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 496] <... set_robust_list resumed>) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 494] <... bpf resumed>) = 4 [pid 495] <... bpf resumed>) = 3 [pid 494] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 495] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 496] <... prctl resumed>) = 0 [pid 496] setpgid(0, 0) = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 [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) = 3 [pid 496] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 496] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 496] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 495] <... bpf resumed>) = 0 [ 25.728191][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 25.740186][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000102, exited with 00000101? [ 25.751903][ T494] BUG: scheduling while atomic: syz-executor210/494/0x00000003 [ 25.759381][ T494] Modules linked in: [ 25.763095][ T494] Preemption disabled at: [ 25.763102][ T494] [] bpf_bprintf_prepare+0x118/0x1360 [ 25.774126][ T494] CPU: 1 PID: 494 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 25.785484][ T494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 25.795380][ T494] Call Trace: [ 25.798502][ T494] [ 25.801284][ T494] dump_stack_lvl+0x151/0x1b7 [ 25.805793][ T494] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.810999][ T494] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.816208][ T494] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.821505][ T494] ? bpf_bprintf_prepare+0x118/0x1360 [ 25.826709][ T494] dump_stack+0x15/0x1b [ 25.830703][ T494] __schedule_bug+0x195/0x260 [ 25.835219][ T494] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.840510][ T494] ? bsearch+0x96/0xc0 [ 25.844416][ T494] ? search_extable+0xf0/0xf0 [ 25.848929][ T494] ? copy_user_enhanced_fast_string+0x27/0x40 [ 25.854833][ T494] __schedule+0xcf7/0x1550 [ 25.859085][ T494] ? trim_init_extable+0x3d0/0x3d0 [ 25.864031][ T494] ? copy_user_enhanced_fast_string+0x27/0x40 [ 25.869935][ T494] ? __sched_text_start+0x8/0x8 [ 25.874620][ T494] ? fixup_exception+0xef0/0x1d30 [ 25.879481][ T494] schedule+0xc3/0x180 [ 25.883388][ T494] schedule_preempt_disabled+0x13/0x20 [ 25.888680][ T494] __mutex_lock+0x5b6/0x1ca0 [ 25.893113][ T494] ? irqentry_exit+0x30/0x40 [ 25.897535][ T494] ? sysvec_call_function_single+0x52/0xb0 [ 25.903177][ T494] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 25.909775][ T494] ? kernelmode_fixup_or_oops+0x222/0x270 [ 25.915327][ T494] ? __bad_area_nosemaphore+0xcf/0x620 [ 25.920622][ T494] ? debug_smp_processor_id+0x17/0x20 [ 25.925829][ T494] ? bpf_bprintf_prepare+0x1168/0x1360 [ 25.931125][ T494] ? bad_area_nosemaphore+0x2d/0x40 [ 25.936163][ T494] ? exc_page_fault+0x4f3/0x700 [ 25.940848][ T494] __mutex_lock_slowpath+0xe/0x10 [ 25.945703][ T494] mutex_lock+0x130/0x1e0 [ 25.949872][ T494] ? bit_wait_io_timeout+0x120/0x120 [ 25.954994][ T494] ? __kasan_check_write+0x14/0x20 [ 25.959939][ T494] ? rcu_read_unlock_special+0x29b/0x4e0 [ 25.965410][ T494] bpf_dispatcher_change_prog+0xa0/0xf20 [ 25.970876][ T494] ? migrate_disable+0x190/0x190 [ 25.975652][ T494] ? free_mem_alloc_deferred+0xa0/0xa0 [ 25.980944][ T494] ? __rcu_read_unlock+0x7e/0xd0 [ 25.985721][ T494] ? bpf_cgroup_storage_free+0x8c/0xb0 [ 25.991013][ T494] ? bpf_test_run+0x912/0xa40 [ 25.995527][ T494] ? __kasan_check_read+0x11/0x20 [ 26.000388][ T494] ? _copy_to_user+0x74/0x90 [ 26.004811][ T494] ? bpf_test_finish+0x63d/0x950 [ 26.009587][ T494] ? bpf_ctx_finish+0x17b/0x240 [ 26.014273][ T494] ? bpf_test_finish+0x950/0x950 [ 26.019044][ T494] ? _copy_from_user+0x90/0xc0 [ 26.023653][ T494] bpf_prog_change_xdp+0x24/0x30 [ 26.028424][ T494] bpf_prog_test_run_xdp+0x97a/0x1130 [ 26.033632][ T494] ? dev_put+0x80/0x80 [ 26.037532][ T494] ? selinux_capable+0x2f1/0x430 [ 26.042308][ T494] ? __kasan_check_read+0x11/0x20 [ 26.047171][ T494] ? dev_put+0x80/0x80 [ 26.051087][ T494] bpf_prog_test_run+0x3b0/0x630 [ 26.055845][ T494] ? bpf_prog_query+0x260/0x260 [ 26.060621][ T494] ? selinux_bpf+0xd2/0x100 [ 26.064960][ T494] ? security_bpf+0x82/0xb0 [ 26.069300][ T494] __sys_bpf+0x59f/0x7f0 [ 26.073380][ T494] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 26.078590][ T494] ? __kasan_check_write+0x14/0x20 [ 26.083533][ T494] ? fpregs_restore_userregs+0x130/0x290 [ 26.089004][ T494] __x64_sys_bpf+0x7c/0x90 [ 26.093256][ T494] do_syscall_64+0x3d/0xb0 [ 26.097513][ T494] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.103235][ T494] RIP: 0033:0x7f8d909b6fe9 [ 26.107495][ T494] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 495] <... bpf resumed>) = 4 [pid 494] <... bpf resumed>) = 0 [pid 496] recvmsg(-1, NULL, MSG_OOB [pid 495] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 496] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 495] <... bpf resumed>) = 0 [pid 490] +++ exited with 0 +++ [pid 488] +++ exited with 0 +++ [pid 496] bpf(BPF_MAP_CREATE, NULL, 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 496] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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) = 5 [pid 496] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 497 attached [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 497 [pid 495] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 498 attached [pid 497] set_robust_list(0x555555ee9660, 24 [pid 495] bpf(BPF_MAP_CREATE, NULL, 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 498 [pid 497] <... set_robust_list resumed>) = 0 [pid 498] set_robust_list(0x555555ee9660, 24 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 495] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 498] <... set_robust_list resumed>) = 0 [pid 497] <... prctl resumed>) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 497] setpgid(0, 0 [pid 495] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 498] <... prctl resumed>) = 0 [pid 497] <... setpgid resumed>) = 0 [pid 498] setpgid(0, 0 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 495] <... bpf resumed>) = 5 [pid 498] <... setpgid resumed>) = 0 [pid 497] <... openat resumed>) = 3 [pid 495] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 497] write(3, "1000", 4 [pid 495] <... bpf resumed>) = 0 [pid 497] <... write resumed>) = 4 [pid 498] <... openat resumed>) = 3 [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 [pid 494] recvmsg(-1, NULL, MSG_OOB [pid 498] write(3, "1000", 4 [pid 497] close(3) = 0 [pid 495] <... bpf resumed>) = 6 [pid 498] <... write resumed>) = 4 [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 494] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 498] close(3 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 497] <... bpf resumed>) = 3 [pid 494] bpf(BPF_MAP_CREATE, NULL, 0 [pid 497] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 494] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 494] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 497] <... bpf resumed>) = 0 [pid 494] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... close resumed>) = 0 [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 7 [pid 495] <... bpf resumed>) = 7 [pid 497] <... bpf resumed>) = 4 [pid 496] exit_group(0 [pid 495] exit_group(0 [pid 494] <... bpf resumed>) = 6 [pid 497] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 496] <... exit_group resumed>) = ? [pid 495] <... exit_group resumed>) = ? [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 resumed>) = 0 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 497] recvmsg(-1, NULL, MSG_OOB [pid 498] <... bpf resumed>) = 3 [pid 497] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 498] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 497] bpf(BPF_MAP_CREATE, NULL, 0 [pid 498] <... bpf resumed>) = 0 [pid 498] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = -1 EINVAL (Invalid argument) [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 498] <... bpf resumed>) = 4 [pid 497] <... bpf resumed>) = 5 [pid 498] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 497] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 498] <... bpf resumed>) = 0 [pid 498] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 498] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 498] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [ 26.126930][ T494] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 26.135173][ T494] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 26.142987][ T494] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 26.150799][ T494] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 26.158612][ T494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.166422][ T494] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 26.174239][ T494] [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 496] +++ exited with 0 +++ [pid 495] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=44} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 500 attached ./strace-static-x86_64: Process 499 attached [pid 500] set_robust_list(0x555555ee9660, 24 [pid 499] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 499 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 500 [pid 500] <... set_robust_list resumed>) = 0 [pid 499] <... set_robust_list resumed>) = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] <... prctl resumed>) = 0 [pid 500] <... prctl resumed>) = 0 [pid 499] setpgid(0, 0 [pid 500] setpgid(0, 0 [pid 499] <... setpgid resumed>) = 0 [pid 500] <... setpgid resumed>) = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] write(3, "1000", 4) = 4 [pid 500] <... openat resumed>) = 3 [pid 499] close(3 [pid 500] write(3, "1000", 4 [pid 499] <... close resumed>) = 0 [pid 500] <... write resumed>) = 4 [pid 499] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] close(3 [pid 499] <... bpf resumed>) = 3 [pid 500] <... close resumed>) = 0 [pid 499] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 500] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 499] <... bpf resumed>) = 0 [pid 500] <... bpf resumed>) = 3 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 499] <... bpf resumed>) = 4 [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 499] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 500] <... bpf resumed>) = 4 [pid 499] <... bpf resumed>) = 0 [pid 500] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 499] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 499] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 499] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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] <... bpf resumed>) = 0 [pid 499] <... bpf resumed>) = 6 [pid 500] recvmsg(-1, NULL, MSG_OOB [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 500] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 500] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 500] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 494] <... bpf resumed>) = 7 [pid 500] <... bpf resumed>) = 7 [pid 499] <... bpf resumed>) = 7 [pid 498] <... bpf resumed>) = 7 [pid 497] <... bpf resumed>) = 7 [pid 494] exit_group(0 [pid 499] exit_group(0 [pid 498] exit_group(0 [pid 499] <... exit_group resumed>) = ? [pid 498] <... exit_group resumed>) = ? [pid 497] exit_group(0 [pid 494] <... exit_group resumed>) = ? [pid 499] +++ exited with 0 +++ [pid 498] +++ exited with 0 +++ [pid 497] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 494] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 501 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 501 attached [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 503 attached ./strace-static-x86_64: Process 502 attached [pid 500] exit_group(0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 503 [pid 500] <... exit_group resumed>) = ? [pid 502] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 502 [pid 501] set_robust_list(0x555555ee9660, 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 [pid 502] <... set_robust_list resumed>) = 0 [pid 503] set_robust_list(0x555555ee9660, 24 [pid 501] <... write resumed>) = 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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 503] <... set_robust_list resumed>) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 502] setpgid(0, 0 [pid 503] <... prctl resumed>) = 0 [pid 502] <... setpgid resumed>) = 0 [pid 501] <... bpf resumed>) = 4 [pid 501] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 503] setpgid(0, 0 [pid 502] write(3, "1000", 4) = 4 [pid 503] <... setpgid resumed>) = 0 [pid 502] close(3) = 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 [pid 503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 502] <... bpf resumed>) = 3 [pid 502] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 503] <... openat resumed>) = 3 [pid 503] write(3, "1000", 4 [pid 502] <... bpf resumed>) = 4 [pid 502] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 503] <... write resumed>) = 4 [pid 501] <... bpf resumed>) = 0 [pid 501] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 501] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 501] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 501] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 502] <... bpf resumed>) = 0 [pid 502] recvmsg(-1, NULL, MSG_OOB [pid 503] close(3 [pid 502] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 503] <... close resumed>) = 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 [pid 502] bpf(BPF_MAP_CREATE, NULL, 0 [pid 503] <... bpf resumed>) = 3 [pid 503] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 502] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 503] <... bpf resumed>) = 0 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 502] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 503] <... bpf resumed>) = 4 [pid 502] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 503] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 502] <... bpf resumed>) = 0 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 503] <... bpf resumed>) = 0 [pid 502] <... bpf resumed>) = 6 [pid 503] recvmsg(-1, NULL, MSG_OOB [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 503] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 503] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 503] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 500] +++ exited with 0 +++ [pid 497] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 505 attached [pid 505] set_robust_list(0x555555ee9660, 24 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 505 [pid 505] <... set_robust_list resumed>) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 506 ./strace-static-x86_64: Process 506 attached [pid 506] set_robust_list(0x555555ee9660, 24) = 0 [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 506] setpgid(0, 0) = 0 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 505] setpgid(0, 0 [pid 506] <... openat resumed>) = 3 [pid 506] write(3, "1000", 4) = 4 [pid 506] close(3) = 0 [pid 505] <... setpgid resumed>) = 0 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 506] <... bpf resumed>) = 3 [pid 506] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 505] write(3, "1000", 4) = 4 [pid 505] close(3 [pid 506] <... bpf resumed>) = 4 [pid 506] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 505] <... close 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) = 3 [pid 505] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 506] <... bpf resumed>) = 0 [pid 506] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 506] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 506] <... bpf resumed>) = 5 [pid 506] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 505] <... bpf resumed>) = 0 [pid 505] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 505] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 505] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 503] <... bpf resumed>) = 7 [pid 502] <... bpf resumed>) = 7 [pid 501] <... bpf resumed>) = 7 [pid 503] exit_group(0 [pid 501] exit_group(0 [pid 503] <... exit_group resumed>) = ? [pid 502] exit_group(0 [pid 501] <... exit_group resumed>) = ? [pid 506] <... bpf resumed>) = 7 [pid 505] <... bpf resumed>) = 7 [pid 506] exit_group(0 [pid 505] exit_group(0 [pid 503] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 506] <... exit_group resumed>) = ? [pid 505] <... exit_group resumed>) = ? [pid 501] +++ exited with 0 +++ [pid 502] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 505] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 507 attached ./strace-static-x86_64: Process 508 attached [pid 296] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 507 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 508 [pid 508] set_robust_list(0x555555ee9660, 24 [pid 507] set_robust_list(0x555555ee9660, 24) = 0 [pid 508] <... set_robust_list resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 509 attached ) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 509 [pid 508] <... prctl resumed>) = 0 [pid 507] setpgid(0, 0) = 0 [pid 509] set_robust_list(0x555555ee9660, 24 [pid 508] setpgid(0, 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 509] <... set_robust_list resumed>) = 0 [pid 508] <... setpgid resumed>) = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 507] <... openat resumed>) = 3 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 508] <... openat resumed>) = 3 [pid 507] write(3, "1000", 4 [pid 509] <... prctl resumed>) = 0 [pid 507] <... write resumed>) = 4 [pid 509] setpgid(0, 0 [pid 507] close(3 [pid 509] <... setpgid resumed>) = 0 [pid 507] <... close resumed>) = 0 [pid 508] write(3, "1000", 4 [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 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 507] <... bpf resumed>) = 3 [pid 508] <... write resumed>) = 4 [pid 507] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... openat resumed>) = 3 [pid 508] close(3) = 0 [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) = 3 [pid 508] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 509] write(3, "1000", 4 [pid 507] <... bpf resumed>) = 4 [pid 509] <... write resumed>) = 4 [pid 507] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 508] <... bpf resumed>) = 0 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 508] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 509] close(3 [pid 508] <... bpf resumed>) = 0 [pid 507] <... bpf resumed>) = 0 [pid 507] recvmsg(-1, NULL, MSG_OOB [pid 509] <... close resumed>) = 0 [pid 508] recvmsg(-1, NULL, MSG_OOB [pid 507] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 507] bpf(BPF_MAP_CREATE, NULL, 0 [pid 502] +++ exited with 0 +++ [pid 506] +++ exited with 0 +++ [pid 508] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 507] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] bpf(BPF_MAP_CREATE, NULL, 0 [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 509] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 508] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 507] <... bpf resumed>) = 5 [pid 507] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 509] <... bpf resumed>) = 3 [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 resumed>) = 0 [pid 509] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 508] <... bpf resumed>) = 5 [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 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 508] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 507] <... bpf resumed>) = 6 [pid 508] <... bpf resumed>) = 0 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 509] <... bpf resumed>) = 4 [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./strace-static-x86_64: Process 511 attached ./strace-static-x86_64: Process 510 attached [pid 509] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 508] <... bpf resumed>) = 6 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 510 [pid 511] set_robust_list(0x555555ee9660, 24 [pid 510] set_robust_list(0x555555ee9660, 24 [pid 511] <... set_robust_list resumed>) = 0 [pid 510] <... set_robust_list resumed>) = 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 511 [pid 511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 511] <... prctl resumed>) = 0 [pid 510] <... prctl resumed>) = 0 [pid 511] setpgid(0, 0 [pid 510] setpgid(0, 0 [pid 509] <... bpf resumed>) = 0 [pid 511] <... setpgid resumed>) = 0 [pid 510] <... setpgid resumed>) = 0 [pid 511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 509] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 511] <... openat resumed>) = 3 [pid 509] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 511] write(3, "1000", 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 511] <... write resumed>) = 4 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 511] close(3) = 0 [pid 509] <... bpf resumed>) = 5 [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 509] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 511] <... bpf resumed>) = 3 [pid 510] <... openat resumed>) = 3 [pid 509] <... bpf resumed>) = 0 [pid 511] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 511] <... bpf resumed>) = 0 [pid 510] write(3, "1000", 4 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... write resumed>) = 4 [pid 509] <... bpf resumed>) = 6 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 510] close(3) = 0 [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 511] <... bpf resumed>) = 4 [pid 511] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 510] <... bpf resumed>) = 3 [pid 510] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 510] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 511] <... bpf resumed>) = 0 [pid 510] <... bpf resumed>) = 0 [pid 511] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 510] recvmsg(-1, NULL, MSG_OOB [pid 511] bpf(BPF_MAP_CREATE, NULL, 0 [pid 510] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 511] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 510] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 511] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 510] <... bpf resumed>) = 5 [pid 510] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 511] <... bpf resumed>) = 5 [pid 511] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 510] <... bpf resumed>) = 6 [pid 511] <... bpf resumed>) = 0 [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 6 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 510] <... bpf resumed>) = 7 [pid 509] <... bpf resumed>) = 7 [pid 508] <... bpf resumed>) = 7 [pid 507] <... bpf resumed>) = 7 [pid 511] <... bpf resumed>) = 7 [pid 510] exit_group(0 [pid 509] exit_group(0 [pid 508] exit_group(0 [pid 507] exit_group(0 [pid 511] exit_group(0 [pid 510] <... exit_group resumed>) = ? [pid 509] <... exit_group resumed>) = ? [pid 508] <... exit_group resumed>) = ? [pid 507] <... exit_group resumed>) = ? [pid 511] <... exit_group resumed>) = ? [pid 510] +++ exited with 0 +++ [pid 509] +++ exited with 0 +++ [pid 508] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 512 ./strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x555555ee9660, 24) = 0 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 512] setpgid(0, 0) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 514 attached ./strace-static-x86_64: Process 513 attached [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 514 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 513 [pid 512] <... openat resumed>) = 3 [pid 513] set_robust_list(0x555555ee9660, 24 [pid 512] write(3, "1000", 4 [pid 514] set_robust_list(0x555555ee9660, 24 [pid 513] <... set_robust_list resumed>) = 0 [pid 514] <... set_robust_list resumed>) = 0 [pid 512] <... write resumed>) = 4 [pid 512] close(3 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 512] <... close resumed>) = 0 [pid 514] <... prctl resumed>) = 0 [pid 513] <... prctl resumed>) = 0 [pid 514] setpgid(0, 0 [pid 513] setpgid(0, 0 [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 514] <... setpgid resumed>) = 0 [pid 513] <... setpgid resumed>) = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 512] <... bpf resumed>) = 3 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 513] <... openat resumed>) = 3 [pid 512] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 512] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 514] <... openat resumed>) = 3 [pid 513] write(3, "1000", 4) = 4 [pid 513] close(3 [pid 514] write(3, "1000", 4 [pid 512] <... bpf resumed>) = 4 [pid 512] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 514] <... write resumed>) = 4 [pid 513] <... close resumed>) = 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) = 3 [pid 513] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 514] close(3 [pid 512] recvmsg(-1, NULL, MSG_OOB [pid 514] <... close resumed>) = 0 [pid 512] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 514] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 512] bpf(BPF_MAP_CREATE, NULL, 0 [pid 514] <... bpf resumed>) = 3 [pid 512] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 514] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 513] <... bpf resumed>) = 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 514] <... bpf resumed>) = 0 [pid 513] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 512] <... bpf resumed>) = 5 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 512] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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 514] <... bpf resumed>) = 4 [pid 513] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 513] bpf(BPF_MAP_CREATE, NULL, 0 [pid 512] <... bpf resumed>) = 6 [pid 514] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 513] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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) = 5 [pid 513] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 511] +++ exited with 0 +++ [pid 507] +++ exited with 0 +++ [ 26.344711][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 26.356998][ T514] BUG: scheduling while atomic: syz-executor210/514/0x00000002 [ 26.364396][ T514] Modules linked in: [ 26.368107][ T514] Preemption disabled at: [ 26.368114][ T514] [] bpf_bprintf_prepare+0x118/0x1360 [ 26.379044][ T514] CPU: 1 PID: 514 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 26.390401][ T514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 26.400297][ T514] Call Trace: [ 26.403422][ T514] [ 26.406212][ T514] dump_stack_lvl+0x151/0x1b7 [ 26.410721][ T514] ? bpf_bprintf_prepare+0x118/0x1360 [ 26.415919][ T514] ? bpf_bprintf_prepare+0x118/0x1360 [ 26.421128][ T514] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.426422][ T514] ? bpf_bprintf_prepare+0x118/0x1360 [ 26.431628][ T514] dump_stack+0x15/0x1b [ 26.435621][ T514] __schedule_bug+0x195/0x260 [ 26.440133][ T514] ? irqentry_exit+0x30/0x40 [ 26.444563][ T514] ? sysvec_irq_work+0x52/0xb0 [ 26.449161][ T514] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.454459][ T514] __schedule+0xcf7/0x1550 [ 26.458708][ T514] ? __kasan_check_write+0x14/0x20 [ 26.463653][ T514] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 26.468604][ T514] ? __sched_text_start+0x8/0x8 [ 26.473289][ T514] ? __kasan_check_read+0x11/0x20 [ 26.478149][ T514] ? cgroup_update_frozen+0x15f/0x980 [ 26.483360][ T514] ? ptrace_stop+0x367/0x930 [ 26.487786][ T514] schedule+0xc3/0x180 [ 26.491692][ T514] ptrace_stop+0x54f/0x930 [ 26.495948][ T514] ptrace_notify+0x225/0x350 [ 26.500371][ T514] ? do_notify_parent+0xa20/0xa20 [ 26.505230][ T514] ? __kasan_check_write+0x14/0x20 [ 26.510176][ T514] ? fpregs_restore_userregs+0x130/0x290 [ 26.515646][ T514] syscall_exit_to_user_mode+0xa2/0x140 [ 26.521026][ T514] do_syscall_64+0x49/0xb0 [ 26.525280][ T514] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.531007][ T514] RIP: 0033:0x7f8d909b6fe9 [ 26.535261][ T514] 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 [ 26.554791][ T514] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 26.563037][ T514] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 26.570844][ T514] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 26.578659][ T514] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 26.586466][ T514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [pid 514] <... bpf resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 514] recvmsg(-1, NULL, MSG_OOB [pid 513] <... bpf resumed>) = 7 [pid 512] <... bpf resumed>) = 7 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 514] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 513] exit_group(0 [pid 514] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 514] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... restart_syscall resumed>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 514] <... bpf resumed>) = 5 [pid 514] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 [pid 513] <... exit_group resumed>) = ? [pid 512] exit_group(0 [pid 514] <... bpf resumed>) = 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 513] +++ exited with 0 +++ [pid 512] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 514] <... exit_group resumed>) = ? [pid 514] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 516 attached [pid 516] set_robust_list(0x555555ee9660, 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 512] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 516 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 515 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3 [pid 296] <... restart_syscall resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 516] <... close resumed>) = 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 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 517 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 516] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 518 attached ./strace-static-x86_64: Process 517 attached ./strace-static-x86_64: Process 515 attached ) = 4 [pid 517] set_robust_list(0x555555ee9660, 24 [pid 516] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 515] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 518 [pid 517] <... set_robust_list resumed>) = 0 [pid 515] <... set_robust_list resumed>) = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 519 attached [pid 517] <... prctl resumed>) = 0 [pid 516] <... bpf resumed>) = 0 [pid 515] <... prctl resumed>) = 0 [pid 519] set_robust_list(0x555555ee9660, 24 [pid 517] setpgid(0, 0 [pid 516] recvmsg(-1, NULL, MSG_OOB [pid 515] setpgid(0, 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 519 [pid 519] <... set_robust_list resumed>) = 0 [pid 518] set_robust_list(0x555555ee9660, 24 [pid 517] <... setpgid resumed>) = 0 [pid 516] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 515] <... setpgid resumed>) = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 518] <... set_robust_list resumed>) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 516] bpf(BPF_MAP_CREATE, NULL, 0 [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 519] <... prctl resumed>) = 0 [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 517] <... openat resumed>) = 3 [pid 516] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 515] <... openat resumed>) = 3 [pid 519] setpgid(0, 0 [pid 518] <... prctl resumed>) = 0 [pid 517] write(3, "1000", 4 [pid 516] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 515] write(3, "1000", 4 [pid 519] <... setpgid resumed>) = 0 [pid 518] setpgid(0, 0 [pid 517] <... write resumed>) = 4 [pid 516] <... bpf resumed>) = 5 [pid 515] <... write resumed>) = 4 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 518] <... setpgid resumed>) = 0 [pid 517] close(3 [pid 516] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 515] close(3 [pid 519] <... openat resumed>) = 3 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 517] <... close resumed>) = 0 [pid 516] <... bpf resumed>) = 0 [pid 515] <... close resumed>) = 0 [pid 519] write(3, "1000", 4 [pid 518] <... openat resumed>) = 3 [pid 517] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 515] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 519] <... write resumed>) = 4 [pid 518] write(3, "1000", 4 [pid 517] <... bpf resumed>) = 3 [pid 515] <... bpf resumed>) = 3 [pid 519] close(3 [pid 518] <... write resumed>) = 4 [pid 517] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 516] <... bpf resumed>) = 6 [pid 515] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 519] <... close resumed>) = 0 [pid 518] close(3 [pid 517] <... bpf resumed>) = 0 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 515] <... bpf resumed>) = 0 [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 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 519] <... bpf resumed>) = 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 517] <... bpf resumed>) = 4 [pid 515] <... bpf resumed>) = 4 [pid 519] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 518] <... bpf resumed>) = 3 [pid 517] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 515] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 519] <... bpf resumed>) = 0 [pid 518] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 516] <... bpf resumed>) = 7 [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 516] exit_group(0 [pid 519] <... bpf resumed>) = 4 [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 517] <... bpf resumed>) = 0 [pid 516] <... exit_group resumed>) = ? [pid 517] recvmsg(-1, NULL, MSG_OOB [pid 515] <... bpf resumed>) = 0 [pid 517] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 515] recvmsg(-1, NULL, MSG_OOB [pid 517] bpf(BPF_MAP_CREATE, NULL, 0 [pid 516] +++ exited with 0 +++ [pid 515] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 517] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 515] bpf(BPF_MAP_CREATE, NULL, 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=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 [pid 515] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 517] <... bpf resumed>) = 5 [pid 515] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 519] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 518] <... bpf resumed>) = 4 [pid 517] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 515] <... bpf resumed>) = 5 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 517] <... bpf resumed>) = 0 [pid 515] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 [pid 515] <... bpf resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 520 [pid 517] <... bpf resumed>) = 6 [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 [pid 519] <... bpf resumed>) = 0 [pid 518] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 515] <... bpf resumed>) = 6 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 520 attached [pid 520] set_robust_list(0x555555ee9660, 24) = 0 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] setpgid(0, 0) = 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 520] write(3, "1000", 4) = 4 [pid 520] close(3) = 0 [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) = 3 [pid 520] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 518] <... bpf resumed>) = 0 [pid 520] <... bpf resumed>) = 0 [pid 520] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] recvmsg(-1, NULL, MSG_OOB [pid 518] recvmsg(-1, NULL, MSG_OOB [pid 520] <... bpf resumed>) = 4 [pid 519] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 518] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 520] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 519] bpf(BPF_MAP_CREATE, NULL, 0 [pid 518] bpf(BPF_MAP_CREATE, NULL, 0 [pid 519] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 518] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 519] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 518] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 519] <... bpf resumed>) = 5 [pid 520] <... bpf resumed>) = 0 [pid 519] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 518] <... bpf resumed>) = 5 [pid 520] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 519] <... bpf resumed>) = 0 [pid 518] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 520] bpf(BPF_MAP_CREATE, NULL, 0 [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 520] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 519] <... bpf resumed>) = 6 [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 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 518] <... bpf resumed>) = 6 [pid 520] <... bpf resumed>) = 5 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 520] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 515] <... bpf resumed>) = 7 [pid 517] <... bpf resumed>) = 7 [pid 515] exit_group(0 [pid 517] exit_group(0) = ? [pid 515] <... exit_group resumed>) = ? [ 26.594282][ T514] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 26.602097][ T514] [pid 519] <... bpf resumed>) = 7 [pid 518] <... bpf resumed>) = 7 [pid 517] +++ exited with 0 +++ [pid 515] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 519] exit_group(0 [pid 518] exit_group(0 [pid 297] <... restart_syscall resumed>) = 0 [pid 520] <... bpf resumed>) = 7 [pid 294] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 521 attached [pid 521] set_robust_list(0x555555ee9660, 24) = 0 [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 521 [pid 519] <... exit_group resumed>) = ? [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 522 [pid 521] setpgid(0, 0) = 0 [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 518] <... exit_group resumed>) = ? [pid 521] <... openat resumed>) = 3 [pid 521] write(3, "1000", 4) = 4 [pid 521] close(3) = 0 [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] exit_group(0) = ? [pid 521] <... bpf resumed>) = 3 [pid 521] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 518] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 521] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 296] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 522 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 523 [pid 522] set_robust_list(0x555555ee9660, 24) = 0 ./strace-static-x86_64: Process 523 attached [pid 521] <... bpf resumed>) = 0 [pid 523] set_robust_list(0x555555ee9660, 24 [pid 521] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 523] <... set_robust_list resumed>) = 0 [pid 521] bpf(BPF_MAP_CREATE, NULL, 0 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 521] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 523] <... prctl resumed>) = 0 [pid 521] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 523] setpgid(0, 0 [pid 521] <... bpf resumed>) = 5 [pid 523] <... setpgid resumed>) = 0 [pid 521] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 521] <... bpf resumed>) = 0 [pid 523] <... openat resumed>) = 3 [pid 522] <... prctl resumed>) = 0 [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 523] write(3, "1000", 4 [pid 522] setpgid(0, 0) = 0 [pid 523] <... write resumed>) = 4 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 521] <... bpf resumed>) = 6 [pid 523] close(3 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 523] <... close resumed>) = 0 [pid 522] <... openat resumed>) = 3 [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] write(3, "1000", 4) = 4 [pid 523] <... bpf resumed>) = 3 [pid 522] close(3 [pid 523] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 522] <... close resumed>) = 0 [pid 523] <... bpf resumed>) = 0 [pid 523] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 522] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 522] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 523] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 522] <... bpf resumed>) = 4 [pid 522] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 523] <... bpf resumed>) = 0 [pid 523] recvmsg(-1, NULL, MSG_OOB [pid 522] recvmsg(-1, NULL, MSG_OOB [pid 523] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 523] bpf(BPF_MAP_CREATE, NULL, 0 [pid 522] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 523] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 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 resumed>) = 5 [pid 523] <... bpf resumed>) = 5 [pid 522] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 523] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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 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 resumed>) = 6 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 523] <... bpf resumed>) = 6 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 520] +++ exited with 0 +++ [pid 519] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 525 attached ./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 524 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 525 [pid 525] set_robust_list(0x555555ee9660, 24 [pid 524] <... set_robust_list resumed>) = 0 [pid 525] <... set_robust_list resumed>) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 524] setpgid(0, 0 [pid 525] <... prctl resumed>) = 0 [pid 524] <... setpgid resumed>) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 525] setpgid(0, 0) = 0 [pid 524] <... openat resumed>) = 3 [pid 524] write(3, "1000", 4 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 524] <... write resumed>) = 4 [pid 524] close(3) = 0 [pid 525] <... openat resumed>) = 3 [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 525] write(3, "1000", 4 [pid 524] <... bpf resumed>) = 3 [pid 525] <... write resumed>) = 4 [pid 524] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 525] close(3 [pid 524] <... bpf resumed>) = 0 [pid 525] <... close resumed>) = 0 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 525] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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>) = 4 [pid 525] <... bpf resumed>) = 3 [pid 524] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 525] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 525] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 524] <... bpf resumed>) = 0 [pid 524] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 524] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 524] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 525] <... bpf resumed>) = 0 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 525] bpf(BPF_MAP_CREATE, NULL, 0 [pid 524] <... bpf resumed>) = 6 [pid 525] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 5 [pid 525] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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) = 6 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 523] <... bpf resumed>) = 7 [pid 522] <... bpf resumed>) = 7 [pid 521] <... bpf resumed>) = 7 [pid 524] <... bpf resumed>) = 7 [pid 525] <... bpf resumed>) = 7 [pid 523] exit_group(0 [pid 522] exit_group(0 [pid 525] exit_group(0 [pid 524] exit_group(0 [pid 523] <... exit_group resumed>) = ? [pid 522] <... exit_group resumed>) = ? [pid 521] exit_group(0 [pid 525] <... exit_group resumed>) = ? [pid 524] <... exit_group resumed>) = ? [pid 523] +++ exited with 0 +++ [pid 522] +++ exited with 0 +++ [pid 521] <... exit_group resumed>) = ? [pid 525] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 526 attached [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 526 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 528 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 527 [pid 526] set_robust_list(0x555555ee9660, 24) = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 526] setpgid(0, 0) = 0 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 526] write(3, "1000", 4) = 4 [pid 526] close(3) = 0 [pid 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 528 attached ) = 3 [pid 526] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 ./strace-static-x86_64: Process 527 attached [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] set_robust_list(0x555555ee9660, 24 [pid 527] set_robust_list(0x555555ee9660, 24 [pid 528] <... set_robust_list resumed>) = 0 [pid 527] <... set_robust_list resumed>) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 527] setpgid(0, 0) = 0 [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 528] <... prctl resumed>) = 0 [pid 526] <... bpf resumed>) = 4 [pid 528] setpgid(0, 0 [pid 526] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 528] <... setpgid resumed>) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 527] <... openat resumed>) = 3 [pid 527] write(3, "1000", 4) = 4 [pid 527] close(3) = 0 [pid 528] <... openat resumed>) = 3 [pid 527] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 528] write(3, "1000", 4 [pid 527] <... bpf resumed>) = 3 [pid 528] <... write resumed>) = 4 [pid 527] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 528] close(3 [pid 527] <... bpf resumed>) = 0 [pid 528] <... close resumed>) = 0 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 527] <... bpf resumed>) = 4 [pid 526] <... bpf resumed>) = 0 [pid 528] <... bpf resumed>) = 3 [pid 527] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 526] recvmsg(-1, NULL, MSG_OOB [pid 528] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 527] <... bpf resumed>) = 0 [pid 526] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... bpf resumed>) = 0 [pid 526] bpf(BPF_MAP_CREATE, NULL, 0 [pid 528] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = -1 EINVAL (Invalid argument) [pid 527] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 527] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 528] <... bpf resumed>) = 4 [pid 526] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 528] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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 521] +++ exited with 0 +++ [pid 527] <... bpf resumed>) = 5 [pid 524] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 527] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 527] <... bpf resumed>) = 0 [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 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 529 attached [pid 528] <... bpf resumed>) = 0 [pid 527] <... bpf resumed>) = 6 [pid 526] <... bpf resumed>) = 5 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 528] recvmsg(-1, NULL, MSG_OOB [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 529 [pid 529] set_robust_list(0x555555ee9660, 24 [pid 528] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 526] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 529] <... set_robust_list resumed>) = 0 [pid 528] bpf(BPF_MAP_CREATE, NULL, 0 [pid 526] <... bpf resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 530 [pid 528] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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] prctl(PR_SET_PDEATHSIG, SIGKILL [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) = 5 [pid 528] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4./strace-static-x86_64: Process 530 attached [pid 529] <... prctl resumed>) = 0 [pid 528] <... bpf resumed>) = 0 [pid 526] <... bpf resumed>) = 6 [pid 529] setpgid(0, 0 [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 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 529] <... setpgid resumed>) = 0 [pid 530] set_robust_list(0x555555ee9660, 24 [pid 528] <... bpf resumed>) = 6 [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 530] <... set_robust_list resumed>) = 0 [pid 529] <... openat resumed>) = 3 [pid 529] write(3, "1000", 4) = 4 [pid 529] close(3) = 0 [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) = 3 [pid 529] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 529] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 529] <... bpf resumed>) = 4 [pid 530] <... prctl resumed>) = 0 [pid 529] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 530] setpgid(0, 0) = 0 [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) = 3 [pid 530] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 529] <... bpf resumed>) = 0 [pid 530] <... bpf resumed>) = 0 [pid 529] recvmsg(-1, NULL, MSG_OOB [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 530] <... bpf resumed>) = 4 [pid 529] bpf(BPF_MAP_CREATE, NULL, 0 [pid 530] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 529] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 530] <... bpf resumed>) = 0 [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) = 5 [pid 529] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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 530] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 530] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 529] <... bpf resumed>) = 6 [pid 530] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 529] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 6 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 527] <... bpf resumed>) = 7 [pid 530] <... bpf resumed>) = 7 [pid 529] <... bpf resumed>) = 7 [pid 528] <... bpf resumed>) = 7 [pid 527] exit_group(0 [pid 526] <... bpf resumed>) = 7 [pid 530] exit_group(0 [pid 529] exit_group(0 [pid 528] exit_group(0 [pid 527] <... exit_group resumed>) = ? [pid 530] <... exit_group resumed>) = ? [pid 529] <... exit_group resumed>) = ? [pid 528] <... exit_group resumed>) = ? [pid 527] +++ exited with 0 +++ [pid 526] exit_group(0 [pid 530] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 528] +++ exited with 0 +++ [pid 526] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 533 attached ./strace-static-x86_64: Process 532 attached ./strace-static-x86_64: Process 531 attached [pid 532] set_robust_list(0x555555ee9660, 24 [pid 533] set_robust_list(0x555555ee9660, 24 [pid 531] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 531 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 532 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 533 [pid 533] <... set_robust_list resumed>) = 0 [pid 532] <... set_robust_list resumed>) = 0 [pid 531] <... set_robust_list resumed>) = 0 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 531] <... prctl resumed>) = 0 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 532] <... prctl resumed>) = 0 [pid 531] setpgid(0, 0 [pid 533] <... prctl resumed>) = 0 [pid 532] setpgid(0, 0 [pid 531] <... setpgid resumed>) = 0 [pid 532] <... setpgid resumed>) = 0 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 533] setpgid(0, 0 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 531] <... openat resumed>) = 3 [pid 533] <... setpgid resumed>) = 0 [pid 531] write(3, "1000", 4 [pid 532] <... openat resumed>) = 3 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 532] write(3, "1000", 4 [pid 531] <... write resumed>) = 4 [pid 533] <... openat resumed>) = 3 [pid 532] <... write resumed>) = 4 [pid 531] close(3 [pid 533] write(3, "1000", 4 [pid 532] close(3 [pid 531] <... close resumed>) = 0 [pid 533] <... write resumed>) = 4 [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 532] <... close resumed>) = 0 [pid 533] close(3 [pid 531] <... bpf resumed>) = 3 [pid 533] <... close resumed>) = 0 [pid 531] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 532] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 531] <... bpf resumed>) = 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 532] <... bpf resumed>) = 3 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 533] <... bpf resumed>) = 3 [pid 533] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 533] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 532] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 531] <... bpf resumed>) = 4 [pid 533] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 532] <... bpf resumed>) = 0 [pid 531] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 533] <... bpf resumed>) = 0 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 531] recvmsg(-1, NULL, MSG_OOB [pid 533] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 533] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 533] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 532] <... bpf resumed>) = 4 [pid 531] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... bpf resumed>) = 0 [pid 532] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 531] bpf(BPF_MAP_CREATE, NULL, 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 531] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 533] <... bpf resumed>) = 6 [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 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 531] <... bpf resumed>) = 5 [pid 531] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 532] <... bpf resumed>) = 0 [pid 532] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 532] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 532] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 529] +++ exited with 0 +++ [pid 526] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 534 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x555555ee9660, 24) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 535 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 534] write(3, "1000", 4) = 4 [pid 534] close(3) = 0 [pid 534] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 535 attached ) = 3 [pid 534] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 534] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 535] set_robust_list(0x555555ee9660, 24 [pid 534] <... bpf resumed>) = 4 [pid 534] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 535] <... set_robust_list resumed>) = 0 [pid 534] <... bpf resumed>) = 0 [pid 534] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 534] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 534] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 535] setpgid(0, 0 [pid 534] <... bpf resumed>) = 6 [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 535] <... setpgid resumed>) = 0 [pid 535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 535] write(3, "1000", 4) = 4 [pid 535] close(3) = 0 [pid 535] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 535] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 535] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 535] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 535] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 535] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 535] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 533] <... bpf resumed>) = 7 [pid 535] <... bpf resumed>) = 7 [pid 534] <... bpf resumed>) = 7 [pid 532] <... bpf resumed>) = 7 [pid 531] <... bpf resumed>) = 7 [pid 535] exit_group(0 [pid 534] exit_group(0 [pid 533] exit_group(0 [pid 532] exit_group(0 [pid 531] exit_group(0 [pid 535] <... exit_group resumed>) = ? [pid 534] <... exit_group resumed>) = ? [pid 533] <... exit_group resumed>) = ? [pid 532] <... exit_group resumed>) = ? [pid 531] <... exit_group resumed>) = ? [pid 535] +++ exited with 0 +++ [pid 534] +++ exited with 0 +++ [pid 532] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 537 attached ./strace-static-x86_64: Process 536 attached [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 538 attached [pid 537] set_robust_list(0x555555ee9660, 24 [pid 536] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 536 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 537 [pid 538] set_robust_list(0x555555ee9660, 24 [pid 537] <... set_robust_list resumed>) = 0 [pid 536] <... set_robust_list resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 538 [pid 538] <... set_robust_list resumed>) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 537] <... prctl resumed>) = 0 [pid 536] <... prctl resumed>) = 0 [pid 538] <... prctl resumed>) = 0 [pid 537] setpgid(0, 0 [pid 536] setpgid(0, 0 [pid 538] setpgid(0, 0 [pid 537] <... setpgid resumed>) = 0 [pid 536] <... setpgid resumed>) = 0 [pid 538] <... setpgid resumed>) = 0 [pid 536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 536] <... openat resumed>) = 3 [pid 537] <... openat resumed>) = 3 [pid 536] write(3, "1000", 4 [pid 537] write(3, "1000", 4 [pid 536] <... write resumed>) = 4 [pid 537] <... write resumed>) = 4 [pid 536] close(3 [pid 537] close(3 [pid 538] <... openat resumed>) = 3 [pid 536] <... close resumed>) = 0 [pid 538] write(3, "1000", 4 [pid 537] <... close resumed>) = 0 [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 538] <... write resumed>) = 4 [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 resumed>) = 3 [pid 538] close(3 [pid 537] <... bpf resumed>) = 3 [pid 536] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 538] <... close resumed>) = 0 [pid 537] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 536] <... bpf resumed>) = 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 [pid 537] <... bpf resumed>) = 0 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 3 [pid 538] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 536] <... bpf resumed>) = 4 [pid 538] <... bpf resumed>) = 0 [pid 536] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 538] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 4 [pid 538] <... bpf resumed>) = 4 [pid 538] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 537] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 536] <... bpf resumed>) = 0 [pid 538] recvmsg(-1, NULL, MSG_OOB [pid 536] recvmsg(-1, NULL, MSG_OOB [pid 538] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 538] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 538] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 537] <... bpf resumed>) = 0 [pid 536] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 537] recvmsg(-1, NULL, MSG_OOB [pid 536] bpf(BPF_MAP_CREATE, NULL, 0 [pid 537] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 536] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 537] bpf(BPF_MAP_CREATE, NULL, 0 [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] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 536] <... bpf resumed>) = 5 [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_MAP_FREEZE, {map_fd=5}, 4 [pid 537] <... bpf resumed>) = 5 [pid 536] <... bpf resumed>) = 0 [pid 537] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 537] <... bpf resumed>) = 0 [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 536] <... bpf resumed>) = 6 [pid 537] <... bpf resumed>) = 6 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 536] <... bpf resumed>) = 7 [pid 533] +++ exited with 0 +++ [pid 536] exit_group(0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 536] <... exit_group resumed>) = ? [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 539 [pid 539] <... set_robust_list resumed>) = 0 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] setpgid(0, 0) = 0 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 539] write(3, "1000", 4) = 4 [pid 539] close(3) = 0 [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) = 3 [pid 539] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 539] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 539] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 539] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 539] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 7 [pid 537] <... bpf resumed>) = 7 [pid 531] +++ exited with 0 +++ [pid 536] +++ exited with 0 +++ [pid 539] <... bpf resumed>) = 6 [pid 538] exit_group(0 [pid 537] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 538] <... exit_group resumed>) = ? [pid 537] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 539] <... bpf resumed>) = 7 [pid 538] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 540 attached [pid 539] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 540] set_robust_list(0x555555ee9660, 24 [pid 539] <... exit_group resumed>) = ? [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 540 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 541 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 542 attached ./strace-static-x86_64: Process 541 attached [pid 540] <... set_robust_list resumed>) = 0 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 542 [pid 542] set_robust_list(0x555555ee9660, 24 [pid 541] set_robust_list(0x555555ee9660, 24 [pid 540] <... prctl resumed>) = 0 [pid 542] <... set_robust_list resumed>) = 0 [pid 541] <... set_robust_list resumed>) = 0 [pid 540] setpgid(0, 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 540] <... setpgid resumed>) = 0 [pid 542] <... prctl resumed>) = 0 [pid 541] <... prctl resumed>) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 541] setpgid(0, 0 [pid 542] setpgid(0, 0 [pid 540] write(3, "1000", 4 [pid 542] <... setpgid resumed>) = 0 [pid 541] <... setpgid resumed>) = 0 [pid 540] <... write resumed>) = 4 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 540] close(3 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 541] <... openat resumed>) = 3 [pid 540] <... close resumed>) = 0 [pid 542] write(3, "1000", 4 [pid 541] write(3, "1000", 4 [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 542] <... write resumed>) = 4 [pid 541] <... write resumed>) = 4 [pid 540] <... bpf resumed>) = 3 [pid 542] close(3 [pid 541] close(3 [pid 540] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 542] <... close resumed>) = 0 [pid 541] <... close resumed>) = 0 [pid 540] <... bpf resumed>) = 0 [pid 542] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 541] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 542] <... bpf resumed>) = 3 [pid 541] <... bpf resumed>) = 3 [pid 542] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 541] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 540] <... bpf resumed>) = 4 [pid 542] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 540] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 542] <... bpf resumed>) = 4 [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [ 26.847871][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 26.860351][ T540] BUG: scheduling while atomic: syz-executor210/540/0x00000002 [ 26.867746][ T540] Modules linked in: [ 26.871443][ T540] Preemption disabled at: [ 26.871451][ T540] [] bpf_bprintf_prepare+0x118/0x1360 [ 26.882409][ T540] CPU: 1 PID: 540 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 26.893752][ T540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 26.903646][ T540] Call Trace: [ 26.906768][ T540] [ 26.909547][ T540] dump_stack_lvl+0x151/0x1b7 [ 26.914060][ T540] ? bpf_bprintf_prepare+0x118/0x1360 [ 26.919266][ T540] ? bpf_bprintf_prepare+0x118/0x1360 [ 26.924476][ T540] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.929770][ T540] ? bpf_bprintf_prepare+0x118/0x1360 [ 26.934986][ T540] dump_stack+0x15/0x1b [ 26.938969][ T540] __schedule_bug+0x195/0x260 [ 26.943496][ T540] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.948780][ T540] __schedule+0xcf7/0x1550 [ 26.953032][ T540] ? __kasan_check_write+0x14/0x20 [ 26.957983][ T540] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 26.962924][ T540] ? __sched_text_start+0x8/0x8 [ 26.967609][ T540] ? __kasan_check_read+0x11/0x20 [ 26.972471][ T540] ? cgroup_update_frozen+0x15f/0x980 [ 26.977680][ T540] ? bpf_prog_query+0x260/0x260 [ 26.982367][ T540] schedule+0xc3/0x180 [ 26.986271][ T540] ptrace_stop+0x54f/0x930 [ 26.990527][ T540] ptrace_notify+0x225/0x350 [ 26.994953][ T540] ? do_notify_parent+0xa20/0xa20 [ 26.999814][ T540] ? __kasan_check_write+0x14/0x20 [ 27.004757][ T540] ? fpregs_restore_userregs+0x130/0x290 [ 27.010232][ T540] syscall_exit_to_user_mode+0xa2/0x140 [ 27.015607][ T540] do_syscall_64+0x49/0xb0 [ 27.019862][ T540] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.025587][ T540] RIP: 0033:0x7f8d909b6fe9 [ 27.029841][ T540] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 27.049286][ T540] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 27.057529][ T540] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 27.065340][ T540] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 27.073157][ T540] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 27.080976][ T540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.088776][ T540] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 542] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 540] <... bpf resumed>) = 0 [pid 542] <... bpf resumed>) = 0 [pid 541] <... bpf resumed>) = 4 [pid 539] +++ exited with 0 +++ [pid 537] +++ exited with 0 +++ [pid 542] recvmsg(-1, NULL, MSG_OOB [pid 541] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 540] recvmsg(-1, NULL, MSG_OOB [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 542] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 542] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 544 attached [pid 542] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 541] <... bpf resumed>) = 0 [pid 540] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 542] <... bpf resumed>) = 5 [pid 541] recvmsg(-1, NULL, MSG_OOB [pid 540] bpf(BPF_MAP_CREATE, NULL, 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 543 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 544 [pid 544] set_robust_list(0x555555ee9660, 24 [pid 542] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 541] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 540] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 544] <... set_robust_list resumed>) = 0 [pid 542] <... bpf resumed>) = 0 [pid 541] bpf(BPF_MAP_CREATE, NULL, 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL [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] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 544] <... prctl resumed>) = 0 [pid 542] <... bpf resumed>) = 6 [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 544] setpgid(0, 0 [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 540] <... bpf resumed>) = 5 [pid 541] <... bpf resumed>) = 5 [pid 544] <... setpgid resumed>) = 0 [pid 541] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 540] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 541] <... bpf resumed>) = 0 [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 540] <... bpf resumed>) = 0 [pid 544] <... openat resumed>) = 3 ./strace-static-x86_64: Process 543 attached [pid 543] set_robust_list(0x555555ee9660, 24 [pid 544] write(3, "1000", 4 [pid 541] <... bpf resumed>) = 6 [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 544] <... write resumed>) = 4 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 540] <... bpf resumed>) = 6 [pid 544] close(3 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 544] <... close resumed>) = 0 [pid 543] <... set_robust_list resumed>) = 0 [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) = 3 [pid 544] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 544] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 544] <... bpf resumed>) = 4 [pid 544] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 543] <... prctl resumed>) = 0 [pid 542] <... bpf resumed>) = 7 [pid 541] <... bpf resumed>) = 7 [pid 540] <... bpf resumed>) = 7 [pid 543] setpgid(0, 0 [pid 542] exit_group(0 [pid 541] exit_group(0 [pid 540] exit_group(0 [pid 543] <... setpgid resumed>) = 0 [pid 542] <... exit_group resumed>) = ? [pid 541] <... exit_group resumed>) = ? [pid 540] <... exit_group resumed>) = ? [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 542] +++ exited with 0 +++ [pid 543] <... openat resumed>) = 3 [pid 543] write(3, "1000", 4 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 544] <... bpf resumed>) = 0 [pid 543] <... write resumed>) = 4 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 544] recvmsg(-1, NULL, MSG_OOB [pid 543] close(3 [pid 295] <... restart_syscall resumed>) = 0 [pid 544] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 543] <... close resumed>) = 0 [pid 544] bpf(BPF_MAP_CREATE, NULL, 0 [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 544] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 543] <... bpf resumed>) = 3 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 545 attached [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] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 545] set_robust_list(0x555555ee9660, 24 [pid 544] <... bpf resumed>) = 5 [pid 543] <... bpf resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 545 [pid 545] <... set_robust_list resumed>) = 0 [pid 544] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 544] <... bpf resumed>) = 0 [pid 543] <... bpf resumed>) = 4 [pid 545] <... prctl resumed>) = 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 [pid 543] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 545] setpgid(0, 0 [pid 544] <... bpf resumed>) = 6 [pid 543] <... bpf resumed>) = 0 [pid 545] <... setpgid resumed>) = 0 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 543] recvmsg(-1, NULL, MSG_OOB [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 543] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... openat resumed>) = 3 [pid 543] bpf(BPF_MAP_CREATE, NULL, 0 [pid 545] write(3, "1000", 4 [pid 543] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 545] <... write resumed>) = 4 [pid 543] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 545] close(3 [pid 543] <... bpf resumed>) = 5 [pid 545] <... close resumed>) = 0 [pid 543] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 545] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 543] <... bpf resumed>) = 0 [pid 545] <... bpf resumed>) = 3 [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 545] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 543] <... bpf resumed>) = 6 [pid 545] <... bpf resumed>) = 0 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 545] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 545] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 545] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 545] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 545] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 545] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 545] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 541] +++ exited with 0 +++ [pid 540] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 27.096590][ T540] [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 547 attached ./strace-static-x86_64: Process 546 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 546 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 547 [pid 547] set_robust_list(0x555555ee9660, 24 [pid 546] set_robust_list(0x555555ee9660, 24 [pid 547] <... set_robust_list resumed>) = 0 [pid 546] <... set_robust_list resumed>) = 0 [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 546] <... prctl resumed>) = 0 [pid 547] <... prctl resumed>) = 0 [pid 546] setpgid(0, 0 [pid 547] setpgid(0, 0 [pid 546] <... setpgid resumed>) = 0 [pid 547] <... setpgid resumed>) = 0 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 546] write(3, "1000", 4 [pid 547] <... openat resumed>) = 3 [pid 546] <... write resumed>) = 4 [pid 547] write(3, "1000", 4 [pid 546] close(3 [pid 547] <... write resumed>) = 4 [pid 546] <... close resumed>) = 0 [pid 547] close(3 [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] <... close resumed>) = 0 [pid 546] <... bpf resumed>) = 3 [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_MAP_FREEZE, {map_fd=3}, 4 [pid 547] <... bpf resumed>) = 3 [pid 546] <... bpf resumed>) = 0 [pid 547] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 546] <... bpf resumed>) = 4 [pid 547] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 546] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 547] <... bpf resumed>) = 0 [pid 546] <... bpf resumed>) = 0 [pid 546] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 546] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 546] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 547] bpf(BPF_MAP_CREATE, NULL, 0 [pid 546] <... bpf resumed>) = 6 [pid 547] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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) = 5 [pid 547] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 546] <... bpf resumed>) = 7 [pid 545] <... bpf resumed>) = 7 [pid 544] <... bpf resumed>) = 7 [pid 543] <... bpf resumed>) = 7 [pid 547] exit_group(0 [pid 546] exit_group(0 [pid 545] exit_group(0 [pid 544] exit_group(0 [pid 543] exit_group(0 [pid 547] <... exit_group resumed>) = ? [pid 546] <... exit_group resumed>) = ? [pid 545] <... exit_group resumed>) = ? [pid 544] <... exit_group resumed>) = ? [pid 543] <... exit_group resumed>) = ? [pid 545] +++ exited with 0 +++ [pid 544] +++ exited with 0 +++ [pid 543] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 550 attached ./strace-static-x86_64: Process 549 attached ./strace-static-x86_64: Process 548 attached [pid 550] set_robust_list(0x555555ee9660, 24 [pid 549] set_robust_list(0x555555ee9660, 24 [pid 548] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 548 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 549 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 550 [pid 550] <... set_robust_list resumed>) = 0 [pid 549] <... set_robust_list resumed>) = 0 [pid 548] <... set_robust_list resumed>) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 549] <... prctl resumed>) = 0 [pid 548] <... prctl resumed>) = 0 [pid 550] <... prctl resumed>) = 0 [pid 549] setpgid(0, 0 [pid 548] setpgid(0, 0 [pid 549] <... setpgid resumed>) = 0 [pid 548] <... setpgid resumed>) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 550] setpgid(0, 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 550] <... setpgid resumed>) = 0 [pid 548] <... openat resumed>) = 3 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 549] <... openat resumed>) = 3 [pid 548] write(3, "1000", 4 [pid 550] <... openat resumed>) = 3 [pid 549] write(3, "1000", 4 [pid 548] <... write resumed>) = 4 [pid 550] write(3, "1000", 4 [pid 549] <... write resumed>) = 4 [pid 548] close(3 [pid 550] <... write resumed>) = 4 [pid 548] <... close resumed>) = 0 [pid 549] close(3 [pid 550] close(3) = 0 [pid 549] <... close resumed>) = 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 [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 548] <... bpf resumed>) = 3 [pid 550] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 549] <... bpf resumed>) = 3 [pid 548] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 550] <... bpf resumed>) = 3 [pid 549] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 548] <... bpf resumed>) = 0 [pid 550] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 549] <... bpf resumed>) = 0 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 550] <... bpf resumed>) = 0 [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 550] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 548] <... bpf resumed>) = 4 [pid 550] <... bpf resumed>) = 4 [pid 549] <... bpf resumed>) = 4 [pid 548] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 550] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 549] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 550] <... bpf resumed>) = 0 [pid 548] <... bpf resumed>) = 0 [pid 550] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 550] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 549] <... bpf resumed>) = 0 [pid 548] recvmsg(-1, NULL, MSG_OOB [pid 550] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 549] recvmsg(-1, NULL, MSG_OOB [pid 548] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... bpf resumed>) = 0 [pid 549] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 548] bpf(BPF_MAP_CREATE, NULL, 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 [pid 549] bpf(BPF_MAP_CREATE, NULL, 0 [pid 548] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 550] <... bpf resumed>) = 6 [pid 549] <... bpf resumed>) = -1 EINVAL (Invalid argument) [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 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 548] <... bpf resumed>) = 5 [pid 549] <... bpf resumed>) = 5 [pid 548] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 549] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 548] <... bpf resumed>) = 0 [pid 549] <... bpf resumed>) = 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 [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 548] <... bpf resumed>) = 6 [pid 549] <... bpf resumed>) = 6 [pid 548] 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 547] +++ exited with 0 +++ [pid 546] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 552 attached ./strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 551 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 552 [pid 552] set_robust_list(0x555555ee9660, 24 [pid 551] <... set_robust_list resumed>) = 0 [pid 552] <... set_robust_list resumed>) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 551] <... prctl resumed>) = 0 [pid 552] <... prctl resumed>) = 0 [pid 551] setpgid(0, 0 [pid 552] setpgid(0, 0 [pid 551] <... setpgid resumed>) = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 552] <... setpgid resumed>) = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 551] <... openat resumed>) = 3 [pid 552] <... openat resumed>) = 3 [pid 551] write(3, "1000", 4 [pid 552] write(3, "1000", 4 [pid 551] <... write resumed>) = 4 [pid 552] <... write resumed>) = 4 [pid 551] close(3 [pid 552] close(3 [pid 551] <... close resumed>) = 0 [pid 552] <... close resumed>) = 0 [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 552] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 551] <... bpf resumed>) = 3 [pid 552] <... bpf resumed>) = 3 [pid 551] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 552] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 551] <... bpf resumed>) = 0 [pid 552] <... bpf resumed>) = 0 [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 552] <... bpf resumed>) = 4 [pid 552] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 551] <... bpf resumed>) = 4 [pid 551] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 552] <... bpf resumed>) = 0 [pid 552] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 552] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 552] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 552] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 552] <... bpf resumed>) = 6 [pid 551] recvmsg(-1, NULL, MSG_OOB [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 551] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 551] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 551] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 550] <... bpf resumed>) = 7 [pid 548] <... bpf resumed>) = 7 [pid 552] <... bpf resumed>) = 7 [pid 551] <... bpf resumed>) = 7 [pid 550] exit_group(0 [pid 549] <... bpf resumed>) = 7 [pid 548] exit_group(0 [pid 551] exit_group(0 [pid 550] <... exit_group resumed>) = ? [pid 549] exit_group(0 [pid 548] <... exit_group resumed>) = ? [pid 552] exit_group(0 [pid 551] <... exit_group resumed>) = ? [pid 551] +++ exited with 0 +++ [pid 550] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 549] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 0 [pid 552] <... exit_group resumed>) = ? [pid 548] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 553 attached [pid 296] <... restart_syscall resumed>) = 0 [pid 553] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 553 [pid 294] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 553] <... set_robust_list resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 554 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 554 attached [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 555 attached [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 555 [pid 555] set_robust_list(0x555555ee9660, 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 [pid 554] set_robust_list(0x555555ee9660, 24 [pid 555] <... close resumed>) = 0 [pid 554] <... set_robust_list resumed>) = 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 554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 555] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 553] <... prctl resumed>) = 0 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0) = 0 [pid 554] <... prctl resumed>) = 0 [pid 554] setpgid(0, 0 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 554] <... setpgid resumed>) = 0 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 553] <... openat resumed>) = 3 [pid 555] <... bpf resumed>) = 4 [pid 553] write(3, "1000", 4 [pid 554] <... openat resumed>) = 3 [pid 554] write(3, "1000", 4 [pid 553] <... write resumed>) = 4 [pid 554] <... write resumed>) = 4 [pid 554] close(3) = 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 555] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 553] close(3 [pid 554] <... bpf resumed>) = 3 [pid 554] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 553] <... close resumed>) = 0 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 554] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 555] <... bpf resumed>) = 0 [pid 554] <... bpf resumed>) = 0 [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 555] recvmsg(-1, NULL, MSG_OOB [pid 554] recvmsg(-1, NULL, MSG_OOB [pid 553] <... bpf resumed>) = 3 [pid 554] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 553] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 554] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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] <... bpf resumed>) = 0 [pid 554] <... bpf resumed>) = 5 [pid 554] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 554] <... bpf resumed>) = 6 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 553] <... bpf resumed>) = 4 [pid 555] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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 [pid 553] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 555] <... bpf resumed>) = 5 [pid 555] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 553] <... bpf resumed>) = 0 [pid 553] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 553] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 553] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 553] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 549] +++ exited with 0 +++ [pid 552] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 556 ./strace-static-x86_64: Process 556 attached [pid 556] set_robust_list(0x555555ee9660, 24) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 557 [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./strace-static-x86_64: Process 557 attached ) = 3 [pid 557] set_robust_list(0x555555ee9660, 24 [pid 556] write(3, "1000", 4 [pid 557] <... set_robust_list resumed>) = 0 [pid 556] <... write resumed>) = 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 557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 556] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 557] <... prctl resumed>) = 0 [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] setpgid(0, 0) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 556] <... bpf resumed>) = 4 [pid 557] write(3, "1000", 4 [pid 556] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 557] <... write resumed>) = 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_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 0 [pid 557] <... bpf resumed>) = 4 [pid 556] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 556] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 557] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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) = 5 [pid 556] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 557] <... bpf resumed>) = 0 [pid 557] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 557] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 557] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 554] <... bpf resumed>) = 7 [pid 555] <... bpf resumed>) = 7 [pid 553] <... bpf resumed>) = 7 [pid 556] <... bpf resumed>) = 7 [pid 556] exit_group(0 [pid 555] exit_group(0 [pid 553] exit_group(0 [pid 556] <... exit_group resumed>) = ? [pid 554] exit_group(0 [pid 555] <... exit_group resumed>) = ? [pid 553] <... exit_group resumed>) = ? [pid 554] <... exit_group resumed>) = ? [pid 556] +++ exited with 0 +++ [pid 553] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 555] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 558 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 557] <... bpf resumed>) = 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./strace-static-x86_64: Process 558 attached ./strace-static-x86_64: Process 559 attached [pid 554] +++ exited with 0 +++ [pid 294] <... restart_syscall resumed>) = 0 [pid 558] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 559 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 559] set_robust_list(0x555555ee9660, 24 [pid 558] <... set_robust_list resumed>) = 0 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 559] <... set_robust_list resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 558] <... prctl resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 560 attached ./strace-static-x86_64: Process 561 attached [pid 559] <... prctl resumed>) = 0 [pid 558] setpgid(0, 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 560 [pid 561] set_robust_list(0x555555ee9660, 24 [pid 560] set_robust_list(0x555555ee9660, 24 [pid 559] setpgid(0, 0 [pid 558] <... setpgid resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 561 [pid 561] <... set_robust_list resumed>) = 0 [pid 560] <... set_robust_list resumed>) = 0 [pid 559] <... setpgid resumed>) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 559] <... openat resumed>) = 3 [pid 558] <... openat resumed>) = 3 [pid 557] <... bpf resumed>) = 6 [pid 561] <... prctl resumed>) = 0 [pid 560] <... prctl resumed>) = 0 [pid 559] write(3, "1000", 4 [pid 558] write(3, "1000", 4 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 558] <... write resumed>) = 4 [pid 560] setpgid(0, 0 [pid 559] <... write resumed>) = 4 [pid 558] close(3 [pid 560] <... setpgid resumed>) = 0 [pid 559] close(3 [pid 561] setpgid(0, 0 [pid 558] <... close resumed>) = 0 [pid 559] <... close resumed>) = 0 [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 561] <... setpgid resumed>) = 0 [pid 560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 560] <... openat resumed>) = 3 [pid 558] <... bpf resumed>) = 3 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 560] write(3, "1000", 4 [pid 559] <... bpf resumed>) = 3 [pid 558] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 560] <... write resumed>) = 4 [pid 559] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 558] <... bpf resumed>) = 0 [pid 561] <... openat resumed>) = 3 [pid 560] close(3 [pid 559] <... bpf resumed>) = 0 [pid 558] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] write(3, "1000", 4) = 4 [pid 558] <... bpf resumed>) = 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 [pid 560] <... close resumed>) = 0 [pid 559] <... bpf resumed>) = 4 [pid 558] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 561] <... bpf resumed>) = 3 [pid 561] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 559] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 561] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [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 558] <... bpf resumed>) = 0 [pid 558] recvmsg(-1, NULL, MSG_OOB [pid 560] <... bpf resumed>) = 3 [pid 558] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 558] bpf(BPF_MAP_CREATE, NULL, 0 [pid 560] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 558] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 560] <... bpf resumed>) = 0 [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 560] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 5 [pid 558] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 561] <... bpf resumed>) = 0 [pid 559] <... bpf resumed>) = 0 [pid 558] <... bpf resumed>) = 0 [pid 561] recvmsg(-1, NULL, MSG_OOB [pid 559] recvmsg(-1, NULL, MSG_OOB [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 561] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 561] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 561] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 560] <... bpf resumed>) = 4 [pid 559] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... bpf resumed>) = 6 [pid 561] <... bpf resumed>) = 5 [pid 560] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 559] bpf(BPF_MAP_CREATE, NULL, 0 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 559] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 561] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 561] <... bpf resumed>) = 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) = 6 [pid 559] <... bpf resumed>) = 5 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 559] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 560] <... bpf resumed>) = 0 [pid 560] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 560] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 560] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [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) = 6 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 557] <... bpf resumed>) = 7 [pid 561] <... bpf resumed>) = 7 [pid 560] <... bpf resumed>) = 7 [pid 559] <... bpf resumed>) = 7 [pid 558] <... bpf resumed>) = 7 [pid 557] exit_group(0 [pid 561] exit_group(0 [pid 560] exit_group(0 [pid 559] exit_group(0 [pid 557] <... exit_group resumed>) = ? [pid 561] <... exit_group resumed>) = ? [pid 560] <... exit_group resumed>) = ? [pid 559] <... exit_group resumed>) = ? [pid 558] exit_group(0 [pid 557] +++ exited with 0 +++ [pid 561] +++ exited with 0 +++ [pid 560] +++ exited with 0 +++ [pid 558] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... restart_syscall resumed>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 563 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 564 attached ./strace-static-x86_64: Process 565 attached [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 564 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 565 [pid 564] set_robust_list(0x555555ee9660, 24 [pid 565] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 563 attached [pid 564] <... set_robust_list resumed>) = 0 [pid 565] <... set_robust_list resumed>) = 0 [pid 563] set_robust_list(0x555555ee9660, 24) = 0 [pid 563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 563] setpgid(0, 0) = 0 [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 563] write(3, "1000", 4 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 563] <... write resumed>) = 4 [pid 564] <... prctl resumed>) = 0 [pid 563] close(3) = 0 [pid 563] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 564] setpgid(0, 0 [pid 563] <... bpf resumed>) = 3 [pid 563] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 564] <... setpgid resumed>) = 0 [pid 565] <... prctl resumed>) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 563] <... bpf resumed>) = 4 [pid 564] <... openat resumed>) = 3 [pid 563] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 564] write(3, "1000", 4 [pid 565] setpgid(0, 0 [pid 564] <... write resumed>) = 4 [pid 565] <... setpgid resumed>) = 0 [pid 564] close(3) = 0 [pid 564] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 564] <... bpf resumed>) = 3 [pid 564] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 565] <... openat resumed>) = 3 [pid 564] <... bpf resumed>) = 0 [pid 565] write(3, "1000", 4 [pid 564] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 565] <... write resumed>) = 4 [pid 565] close(3 [pid 564] <... bpf resumed>) = 4 [pid 564] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 565] <... close resumed>) = 0 [pid 563] <... bpf resumed>) = 0 [pid 563] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 563] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 563] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 563] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 564] <... bpf resumed>) = 0 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 565] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 564] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 565] <... bpf resumed>) = 3 [pid 565] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 564] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 564] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 565] <... bpf resumed>) = 4 [pid 564] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 565] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 564] <... bpf resumed>) = 0 [pid 564] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 565] <... bpf resumed>) = 0 [pid 565] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 565] bpf(BPF_MAP_CREATE, NULL, 0 [pid 558] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 559] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 565] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 565] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 565] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 566 attached ./strace-static-x86_64: Process 567 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 566 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 567 [pid 566] set_robust_list(0x555555ee9660, 24) = 0 [pid 567] set_robust_list(0x555555ee9660, 24 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 567] <... set_robust_list resumed>) = 0 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 566] <... prctl resumed>) = 0 [pid 566] setpgid(0, 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 567] setpgid(0, 0) = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 567] write(3, "1000", 4) = 4 [pid 567] close(3) = 0 [pid 567] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 566] <... setpgid resumed>) = 0 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 567] <... bpf resumed>) = 3 [pid 567] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 566] <... openat resumed>) = 3 [pid 567] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 566] write(3, "1000", 4) = 4 [pid 566] close(3 [pid 567] <... bpf resumed>) = 0 [pid 566] <... close resumed>) = 0 [pid 567] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 567] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 567] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 567] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 566] <... bpf resumed>) = 3 [pid 567] <... bpf resumed>) = 6 [pid 566] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 566] <... bpf resumed>) = 0 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 566] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 566] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 566] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [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) = 5 [pid 566] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 563] <... bpf resumed>) = 7 [pid 567] <... bpf resumed>) = 7 [pid 566] <... bpf resumed>) = 7 [pid 565] <... bpf resumed>) = 7 [pid 564] <... bpf resumed>) = 7 [pid 563] exit_group(0 [pid 567] exit_group(0 [pid 566] exit_group(0 [pid 563] <... exit_group resumed>) = ? [pid 567] <... exit_group resumed>) = ? [pid 566] <... exit_group resumed>) = ? [pid 565] exit_group(0 [pid 564] exit_group(0 [pid 563] +++ exited with 0 +++ [pid 567] +++ exited with 0 +++ [pid 566] +++ exited with 0 +++ [pid 565] <... exit_group resumed>) = ? [pid 564] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 569 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 568 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 569 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 569] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 568 attached [pid 568] set_robust_list(0x555555ee9660, 24) = 0 [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 568] setpgid(0, 0) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 570 [pid 569] <... set_robust_list resumed>) = 0 [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 568] write(3, "1000", 4 [pid 569] <... prctl resumed>) = 0 [pid 568] <... write resumed>) = 4 [pid 568] close(3) = 0 [pid 568] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 569] setpgid(0, 0 [pid 568] <... bpf resumed>) = 3 [pid 568] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 569] <... setpgid resumed>) = 0 [pid 569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 568] <... bpf resumed>) = 4 [pid 568] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 569] write(3, "1000", 4) = 4 [pid 569] close(3) = 0 [pid 569] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 569] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 569] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 568] <... bpf resumed>) = 0 [pid 568] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 568] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 568] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 568] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 570 attached [pid 570] set_robust_list(0x555555ee9660, 24) = 0 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 570] <... prctl resumed>) = 0 [pid 570] setpgid(0, 0) = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 570] write(3, "1000", 4) = 4 [pid 570] close(3) = 0 [pid 570] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 570] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 569] <... bpf resumed>) = 0 [pid 570] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 569] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 569] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 569] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 570] <... bpf resumed>) = 0 [pid 570] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 570] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 570] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 570] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 569] <... bpf resumed>) = 5 [pid 569] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 570] <... bpf resumed>) = 6 [pid 569] <... bpf resumed>) = 0 [pid 565] +++ exited with 0 +++ [pid 564] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 571 attached ./strace-static-x86_64: Process 572 attached [pid 569] <... bpf resumed>) = 6 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 571 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 572 [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 572] set_robust_list(0x555555ee9660, 24) = 0 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 572] setpgid(0, 0) = 0 [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 571] set_robust_list(0x555555ee9660, 24 [pid 572] <... openat resumed>) = 3 [pid 572] write(3, "1000", 4) = 4 [pid 571] <... set_robust_list resumed>) = 0 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 572] close(3) = 0 [pid 572] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 572] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 571] <... prctl resumed>) = 0 [pid 572] <... bpf resumed>) = 0 [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 571] setpgid(0, 0) = 0 [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 572] <... bpf resumed>) = 4 [pid 572] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 571] <... openat resumed>) = 3 [pid 571] write(3, "1000", 4) = 4 [pid 571] close(3) = 0 [pid 571] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 571] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 572] <... bpf resumed>) = 0 [pid 571] <... bpf resumed>) = 0 [pid 571] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 572] recvmsg(-1, NULL, MSG_OOB [pid 571] <... bpf resumed>) = 4 [pid 571] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 572] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 571] <... bpf resumed>) = 0 [pid 570] <... bpf resumed>) = 7 [pid 569] <... bpf resumed>) = 7 [pid 568] <... bpf resumed>) = 7 [pid 571] recvmsg(-1, NULL, MSG_OOB [pid 570] exit_group(0 [pid 569] exit_group(0 [pid 568] exit_group(0 [pid 571] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... exit_group resumed>) = ? [pid 569] <... exit_group resumed>) = ? [pid 568] <... exit_group resumed>) = ? [pid 572] bpf(BPF_MAP_CREATE, NULL, 0 [pid 571] bpf(BPF_MAP_CREATE, NULL, 0 [pid 568] +++ exited with 0 +++ [pid 572] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 571] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 572] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 571] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 572] <... bpf resumed>) = 5 [pid 572] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 571] <... bpf resumed>) = 5 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 572] <... bpf resumed>) = 0 [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 571] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 573 [pid 571] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 573 attached [pid 571] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 573] set_robust_list(0x555555ee9660, 24) = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 573] setpgid(0, 0) = 0 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 571] <... bpf resumed>) = 6 [pid 573] write(3, "1000", 4) = 4 [pid 573] close(3) = 0 [pid 573] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 573] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 571] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 573] <... bpf resumed>) = 0 [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 573] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 573] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 573] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 573] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 573] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 570] +++ exited with 0 +++ [pid 569] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 574 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 575 ./strace-static-x86_64: Process 575 attached ./strace-static-x86_64: Process 574 attached [pid 574] set_robust_list(0x555555ee9660, 24 [pid 575] set_robust_list(0x555555ee9660, 24) = 0 [pid 574] <... set_robust_list resumed>) = 0 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 575] <... prctl resumed>) = 0 [pid 574] <... prctl resumed>) = 0 [pid 575] setpgid(0, 0 [pid 574] setpgid(0, 0 [pid 575] <... setpgid resumed>) = 0 [pid 574] <... setpgid resumed>) = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 575] <... openat resumed>) = 3 [pid 574] write(3, "1000", 4 [pid 575] write(3, "1000", 4 [pid 574] <... write resumed>) = 4 [pid 575] <... write resumed>) = 4 [pid 574] close(3 [pid 575] close(3 [pid 574] <... close resumed>) = 0 [pid 575] <... close resumed>) = 0 [pid 575] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 574] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 575] <... bpf resumed>) = 3 [pid 574] <... bpf resumed>) = 3 [pid 575] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 574] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 575] <... bpf resumed>) = 0 [pid 574] <... bpf resumed>) = 0 [pid 575] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 574] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 575] <... bpf resumed>) = 4 [pid 574] <... bpf resumed>) = 4 [pid 575] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 574] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 575] <... bpf resumed>) = 0 [pid 574] <... bpf resumed>) = 0 [pid 574] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 574] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 574] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 574] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 575] recvmsg(-1, NULL, MSG_OOB [pid 574] <... bpf resumed>) = 0 [pid 575] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 574] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 575] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 575] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 574] <... bpf resumed>) = 6 [pid 575] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 575] <... bpf resumed>) = 0 [pid 575] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 575] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 571] <... bpf resumed>) = 7 [pid 575] <... bpf resumed>) = 7 [pid 574] <... bpf resumed>) = 7 [pid 573] <... bpf resumed>) = 7 [pid 572] <... bpf resumed>) = 7 [pid 575] exit_group(0 [pid 574] exit_group(0 [pid 573] exit_group(0 [pid 571] exit_group(0 [pid 575] <... exit_group resumed>) = ? [pid 574] <... exit_group resumed>) = ? [pid 573] <... exit_group resumed>) = ? [pid 572] exit_group(0 [pid 571] <... exit_group resumed>) = ? [pid 575] +++ exited with 0 +++ [pid 574] +++ exited with 0 +++ [pid 573] +++ exited with 0 +++ [pid 572] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 576 attached , child_tidptr=0x555555ee9650) = 576 [pid 576] set_robust_list(0x555555ee9660, 24 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 576] <... set_robust_list resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 578 attached ./strace-static-x86_64: Process 577 attached [pid 576] <... prctl resumed>) = 0 [pid 577] set_robust_list(0x555555ee9660, 24 [pid 576] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 577 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 578 [pid 578] set_robust_list(0x555555ee9660, 24 [pid 577] <... set_robust_list resumed>) = 0 [pid 576] <... setpgid resumed>) = 0 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 578] <... set_robust_list resumed>) = 0 [pid 577] <... prctl resumed>) = 0 [pid 576] <... openat resumed>) = 3 [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 577] setpgid(0, 0 [pid 576] write(3, "1000", 4 [pid 578] <... prctl resumed>) = 0 [pid 577] <... setpgid resumed>) = 0 [pid 578] setpgid(0, 0 [pid 577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 576] <... write resumed>) = 4 [pid 578] <... setpgid resumed>) = 0 [pid 576] close(3) = 0 [pid 577] <... openat resumed>) = 3 [pid 576] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 577] write(3, "1000", 4 [pid 576] <... bpf resumed>) = 3 [pid 576] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 578] <... openat resumed>) = 3 [pid 577] <... write resumed>) = 4 [pid 576] <... bpf resumed>) = 0 [pid 578] write(3, "1000", 4 [pid 577] close(3 [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 578] <... write resumed>) = 4 [pid 577] <... close resumed>) = 0 [pid 578] close(3) = 0 [pid 578] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 576] <... bpf resumed>) = 4 [pid 577] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 578] <... bpf resumed>) = 3 [pid 577] <... bpf resumed>) = 3 [pid 576] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 578] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 577] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 578] <... bpf resumed>) = 0 [pid 578] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 578] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 577] <... bpf resumed>) = 0 [pid 576] <... bpf resumed>) = 0 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 576] recvmsg(-1, NULL, MSG_OOB [pid 578] <... bpf resumed>) = 0 [pid 577] <... bpf resumed>) = 4 [pid 576] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 577] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 576] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 578] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 578] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 578] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 578] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 578] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 577] <... bpf resumed>) = 0 [pid 576] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 577] recvmsg(-1, NULL, MSG_OOB [pid 576] <... bpf resumed>) = 5 [pid 577] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 576] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 577] bpf(BPF_MAP_CREATE, NULL, 0 [pid 576] <... bpf resumed>) = 0 [pid 577] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 577] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 576] <... bpf resumed>) = 6 [pid 577] <... bpf resumed>) = 5 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 577] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 572] +++ exited with 0 +++ [pid 571] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 579 attached [pid 579] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 579 [pid 579] <... set_robust_list resumed>) = 0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 579] setpgid(0, 0) = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 580 ./strace-static-x86_64: Process 580 attached [pid 579] <... openat resumed>) = 3 [pid 579] write(3, "1000", 4) = 4 [pid 579] close(3) = 0 [pid 579] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 579] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 580] set_robust_list(0x555555ee9660, 24 [pid 579] <... bpf resumed>) = 4 [pid 579] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 580] <... set_robust_list resumed>) = 0 [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 579] <... bpf resumed>) = 0 [pid 579] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 579] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 579] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 580] <... prctl resumed>) = 0 [pid 579] <... bpf resumed>) = 5 [pid 579] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 580] setpgid(0, 0 [pid 579] <... bpf resumed>) = 6 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 580] <... setpgid resumed>) = 0 [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 580] write(3, "1000", 4) = 4 [pid 580] close(3) = 0 [pid 580] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 580] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 580] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 580] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 580] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 580] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 580] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 578] <... bpf resumed>) = 7 [pid 580] <... bpf resumed>) = 7 [pid 579] <... bpf resumed>) = 7 [pid 578] exit_group(0 [pid 577] <... bpf resumed>) = 7 [pid 576] <... bpf resumed>) = 7 [pid 580] exit_group(0 [pid 579] exit_group(0 [pid 578] <... exit_group resumed>) = ? [pid 580] <... exit_group resumed>) = ? [pid 580] +++ exited with 0 +++ [pid 578] +++ exited with 0 +++ [pid 577] exit_group(0 [pid 576] exit_group(0 [pid 579] <... exit_group resumed>) = ? [pid 577] <... exit_group resumed>) = ? [pid 576] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 581 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 581 [pid 581] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 582 attached ) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 582 ./strace-static-x86_64: Process 583 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 583 [pid 583] set_robust_list(0x555555ee9660, 24 [pid 582] set_robust_list(0x555555ee9660, 24 [pid 583] <... set_robust_list resumed>) = 0 [pid 582] <... set_robust_list resumed>) = 0 [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 581] <... prctl resumed>) = 0 [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 582] <... prctl resumed>) = 0 [pid 581] setpgid(0, 0 [pid 583] setpgid(0, 0 [pid 582] setpgid(0, 0 [pid 581] <... setpgid resumed>) = 0 [pid 583] <... setpgid resumed>) = 0 [pid 583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 583] write(3, "1000", 4) = 4 [pid 583] close(3) = 0 [pid 583] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 583] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 582] <... setpgid resumed>) = 0 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 583] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 581] <... openat resumed>) = 3 [pid 583] <... bpf resumed>) = 0 [pid 582] <... openat resumed>) = 3 [pid 581] write(3, "1000", 4 [pid 583] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 583] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 583] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 583] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 581] <... write resumed>) = 4 [pid 583] <... bpf resumed>) = 0 [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 582] write(3, "1000", 4 [pid 581] close(3 [pid 583] <... bpf resumed>) = 6 [pid 582] <... write resumed>) = 4 [pid 581] <... close resumed>) = 0 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 582] close(3) = 0 [pid 582] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 581] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 582] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 581] <... bpf resumed>) = 3 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 581] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 582] <... bpf resumed>) = 4 [pid 581] <... bpf resumed>) = 0 [pid 582] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 582] <... bpf resumed>) = 0 [pid 581] <... bpf resumed>) = 4 [pid 581] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 582] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 582] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 582] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 582] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 581] <... bpf resumed>) = 0 [pid 581] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 581] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 581] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 581] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 579] +++ exited with 0 +++ [pid 576] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 585 attached ./strace-static-x86_64: Process 584 attached [pid 585] set_robust_list(0x555555ee9660, 24 [pid 584] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 585 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 584 [pid 585] <... set_robust_list resumed>) = 0 [pid 584] <... set_robust_list resumed>) = 0 [pid 584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 584] <... prctl resumed>) = 0 [pid 585] <... prctl resumed>) = 0 [pid 584] setpgid(0, 0 [pid 585] setpgid(0, 0 [pid 584] <... setpgid resumed>) = 0 [pid 585] <... setpgid resumed>) = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 585] <... openat resumed>) = 3 [pid 584] <... openat resumed>) = 3 [pid 585] write(3, "1000", 4 [pid 584] write(3, "1000", 4 [pid 585] <... write resumed>) = 4 [pid 585] close(3 [pid 584] <... write resumed>) = 4 [pid 585] <... close resumed>) = 0 [pid 584] close(3 [pid 585] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 584] <... close resumed>) = 0 [pid 585] <... bpf resumed>) = 3 [pid 584] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 585] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 584] <... bpf resumed>) = 3 [pid 585] <... bpf resumed>) = 0 [pid 584] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 585] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 584] <... bpf resumed>) = 0 [pid 585] <... bpf resumed>) = 4 [pid 584] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 585] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 584] <... bpf resumed>) = 4 [pid 584] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 585] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 585] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 585] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 585] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 585] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 584] <... bpf resumed>) = 0 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 584] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 584] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 584] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 584] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 584] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 583] <... bpf resumed>) = 7 [pid 582] <... bpf resumed>) = 7 [pid 585] <... bpf resumed>) = 7 [pid 584] <... bpf resumed>) = 7 [pid 583] exit_group(0 [pid 582] exit_group(0 [pid 581] <... bpf resumed>) = 7 [pid 585] exit_group(0 [pid 584] exit_group(0 [pid 583] <... exit_group resumed>) = ? [pid 582] <... exit_group resumed>) = ? [pid 585] <... exit_group resumed>) = ? [pid 584] <... exit_group resumed>) = ? [pid 583] +++ exited with 0 +++ [pid 582] +++ exited with 0 +++ [pid 581] exit_group(0 [pid 584] +++ exited with 0 +++ [pid 581] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 586 attached [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] <... restart_syscall resumed>) = 0 [pid 586] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 586 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 586] <... set_robust_list resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 587 attached ./strace-static-x86_64: Process 588 attached [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 588] set_robust_list(0x555555ee9660, 24 [pid 587] set_robust_list(0x555555ee9660, 24 [pid 586] <... prctl resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 587 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 588 [pid 588] <... set_robust_list resumed>) = 0 [pid 587] <... set_robust_list resumed>) = 0 [pid 586] setpgid(0, 0 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 586] <... setpgid resumed>) = 0 [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 587] <... prctl resumed>) = 0 [pid 586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 588] <... prctl resumed>) = 0 [pid 587] setpgid(0, 0 [pid 588] setpgid(0, 0 [pid 587] <... setpgid resumed>) = 0 [pid 586] <... openat resumed>) = 3 [pid 588] <... setpgid resumed>) = 0 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 586] write(3, "1000", 4 [pid 587] <... openat resumed>) = 3 [pid 586] <... write resumed>) = 4 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 587] write(3, "1000", 4 [pid 586] close(3 [pid 588] <... openat resumed>) = 3 [pid 587] <... write resumed>) = 4 [pid 586] <... close resumed>) = 0 [pid 588] write(3, "1000", 4 [pid 587] close(3 [pid 588] <... write resumed>) = 4 [pid 587] <... close resumed>) = 0 [pid 586] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 588] close(3 [pid 587] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 586] <... bpf resumed>) = 3 [pid 588] <... close resumed>) = 0 [pid 587] <... bpf resumed>) = 3 [pid 586] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 588] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 587] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 586] <... bpf resumed>) = 0 [pid 588] <... bpf resumed>) = 3 [pid 587] <... bpf resumed>) = 0 [pid 586] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 588] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 586] <... bpf resumed>) = 4 [pid 586] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 588] <... bpf resumed>) = 0 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 588] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 587] <... bpf resumed>) = 4 [pid 586] <... bpf resumed>) = 0 [pid 587] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 586] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 588] <... bpf resumed>) = 0 [pid 588] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 588] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [ 27.515171][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 27.528420][ T587] BUG: scheduling while atomic: syz-executor210/587/0x00000002 [ 27.535859][ T587] Modules linked in: [ 27.539556][ T587] Preemption disabled at: [ 27.539563][ T587] [] bpf_bprintf_prepare+0x118/0x1360 [ 27.550471][ T587] CPU: 1 PID: 587 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 27.561819][ T587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 27.571714][ T587] Call Trace: [ 27.574839][ T587] [ 27.577615][ T587] dump_stack_lvl+0x151/0x1b7 [ 27.582128][ T587] ? bpf_bprintf_prepare+0x118/0x1360 [ 27.587335][ T587] ? bpf_bprintf_prepare+0x118/0x1360 [ 27.592543][ T587] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.597849][ T587] ? bpf_bprintf_prepare+0x118/0x1360 [ 27.603049][ T587] dump_stack+0x15/0x1b [ 27.607037][ T587] __schedule_bug+0x195/0x260 [ 27.611554][ T587] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.616845][ T587] __schedule+0xcf7/0x1550 [ 27.621099][ T587] ? __kasan_check_write+0x14/0x20 [ 27.626045][ T587] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 27.630993][ T587] ? __sched_text_start+0x8/0x8 [ 27.635678][ T587] ? __kasan_check_read+0x11/0x20 [ 27.640540][ T587] ? cgroup_update_frozen+0x15f/0x980 [ 27.645749][ T587] ? bpf_prog_query+0x260/0x260 [ 27.650434][ T587] schedule+0xc3/0x180 [ 27.654340][ T587] ptrace_stop+0x54f/0x930 [ 27.658596][ T587] ptrace_notify+0x225/0x350 [ 27.663021][ T587] ? do_notify_parent+0xa20/0xa20 [ 27.667880][ T587] ? __kasan_check_write+0x14/0x20 [ 27.672828][ T587] ? fpregs_restore_userregs+0x130/0x290 [ 27.678299][ T587] syscall_exit_to_user_mode+0xa2/0x140 [ 27.683679][ T587] do_syscall_64+0x49/0xb0 [ 27.687932][ T587] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.693659][ T587] RIP: 0033:0x7f8d909b6fe9 [ 27.697913][ T587] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 27.717351][ T587] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 27.725597][ T587] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 27.733409][ T587] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 27.741220][ T587] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 27.749040][ T587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.756849][ T587] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 588] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 587] <... bpf resumed>) = 0 [pid 588] <... bpf resumed>) = 5 [pid 586] bpf(BPF_MAP_CREATE, NULL, 0 [pid 585] +++ exited with 0 +++ [pid 581] +++ exited with 0 +++ [pid 588] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 586] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=18} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 588] <... bpf resumed>) = 0 [pid 587] recvmsg(-1, NULL, MSG_OOB [pid 586] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 587] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... bpf resumed>) = 5 [pid 588] <... bpf resumed>) = 6 [pid 587] bpf(BPF_MAP_CREATE, NULL, 0 [pid 586] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 589 attached ./strace-static-x86_64: Process 590 attached [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 587] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 586] <... bpf resumed>) = 0 [pid 590] set_robust_list(0x555555ee9660, 24 [pid 589] set_robust_list(0x555555ee9660, 24 [pid 587] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 586] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 589 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 590 [pid 590] <... set_robust_list resumed>) = 0 [pid 589] <... set_robust_list resumed>) = 0 [pid 587] <... bpf resumed>) = 5 [pid 586] <... bpf resumed>) = 6 [pid 590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 587] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 590] <... prctl resumed>) = 0 [pid 589] <... prctl resumed>) = 0 [pid 587] <... bpf resumed>) = 0 [pid 589] setpgid(0, 0 [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 590] setpgid(0, 0) = 0 [pid 590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 590] write(3, "1000", 4) = 4 [pid 590] close(3 [pid 589] <... setpgid resumed>) = 0 [pid 587] <... bpf resumed>) = 6 [pid 590] <... close resumed>) = 0 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 590] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 590] <... bpf resumed>) = 3 [pid 590] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 589] <... openat resumed>) = 3 [pid 590] <... bpf resumed>) = 0 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 589] write(3, "1000", 4 [pid 590] <... bpf resumed>) = 4 [pid 589] <... write resumed>) = 4 [pid 590] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 589] close(3) = 0 [pid 589] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 590] <... bpf resumed>) = 0 [pid 589] <... bpf resumed>) = 3 [pid 589] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 590] recvmsg(-1, NULL, MSG_OOB [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 590] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 590] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 590] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 590] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 589] <... bpf resumed>) = 4 [pid 589] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 590] <... bpf resumed>) = 6 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 589] <... bpf resumed>) = 0 [pid 589] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 589] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 589] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 589] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 590] <... bpf resumed>) = 7 [pid 589] <... bpf resumed>) = 7 [pid 588] <... bpf resumed>) = 7 [pid 587] <... bpf resumed>) = 7 [pid 586] <... bpf resumed>) = 7 [pid 590] exit_group(0 [pid 589] exit_group(0 [pid 588] exit_group(0 [pid 586] exit_group(0 [pid 590] <... exit_group resumed>) = ? [pid 589] <... exit_group resumed>) = ? [pid 588] <... exit_group resumed>) = ? [pid 587] exit_group(0 [pid 586] <... exit_group resumed>) = ? [pid 590] +++ exited with 0 +++ [pid 589] +++ exited with 0 +++ [pid 588] +++ exited with 0 +++ [pid 587] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 592 ./strace-static-x86_64: Process 592 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 591 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 593 ./strace-static-x86_64: Process 593 attached [pid 592] set_robust_list(0x555555ee9660, 24) = 0 [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 593] set_robust_list(0x555555ee9660, 24) = 0 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 592] <... prctl resumed>) = 0 [pid 593] <... prctl resumed>) = 0 [pid 593] setpgid(0, 0) = 0 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 592] setpgid(0, 0./strace-static-x86_64: Process 591 attached [pid 591] set_robust_list(0x555555ee9660, 24) = 0 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 591] setpgid(0, 0) = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 591] write(3, "1000", 4) = 4 [pid 591] close(3) = 0 [pid 591] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 593] write(3, "1000", 4 [pid 592] <... setpgid resumed>) = 0 [pid 591] <... bpf resumed>) = 3 [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 591] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 591] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 592] <... openat resumed>) = 3 [pid 593] <... write resumed>) = 4 [pid 592] write(3, "1000", 4 [pid 591] <... bpf resumed>) = 4 [pid 591] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 593] close(3 [pid 592] <... write resumed>) = 4 [pid 593] <... close resumed>) = 0 [pid 592] close(3 [pid 593] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 592] <... close resumed>) = 0 [pid 591] <... bpf resumed>) = 0 [pid 591] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 591] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 591] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 591] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 591] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 593] <... bpf resumed>) = 3 [pid 592] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 593] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 592] <... bpf resumed>) = 3 [pid 593] <... bpf resumed>) = 0 [pid 592] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 591] <... bpf resumed>) = 6 [pid 593] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 592] <... bpf resumed>) = 0 [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 593] <... bpf resumed>) = 4 [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 593] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 592] <... bpf resumed>) = 4 [pid 592] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 593] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 593] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 593] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 593] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 593] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 592] <... bpf resumed>) = 0 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 592] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 592] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 592] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 592] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 [ 27.764661][ T587] [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 587] +++ exited with 0 +++ [pid 586] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 594 attached , child_tidptr=0x555555ee9650) = 594 [pid 594] set_robust_list(0x555555ee9660, 24) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 594] setpgid(0, 0) = 0 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 595 attached [pid 595] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 595 [pid 595] <... set_robust_list resumed>) = 0 [pid 594] <... openat resumed>) = 3 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 595] setpgid(0, 0 [pid 594] write(3, "1000", 4 [pid 595] <... setpgid resumed>) = 0 [pid 594] <... write resumed>) = 4 [pid 594] close(3 [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 594] <... close resumed>) = 0 [pid 594] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 595] <... openat resumed>) = 3 [pid 594] <... bpf resumed>) = 3 [pid 595] write(3, "1000", 4 [pid 594] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 595] <... write resumed>) = 4 [pid 594] <... bpf resumed>) = 0 [pid 595] close(3 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 595] <... close resumed>) = 0 [pid 594] <... bpf resumed>) = 4 [pid 595] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 594] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 595] <... bpf resumed>) = 3 [pid 594] <... bpf resumed>) = 0 [pid 595] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 594] recvmsg(-1, NULL, MSG_OOB [pid 595] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 594] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 594] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 594] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 595] <... bpf resumed>) = 4 [pid 594] <... bpf resumed>) = 5 [pid 595] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 594] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 595] <... bpf resumed>) = 0 [pid 595] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 595] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 595] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 595] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 595] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 594] <... bpf resumed>) = 7 [pid 593] <... bpf resumed>) = 7 [pid 592] <... bpf resumed>) = 7 [pid 591] <... bpf resumed>) = 7 [pid 595] <... bpf resumed>) = 7 [pid 594] exit_group(0 [pid 593] exit_group(0 [pid 592] exit_group(0 [pid 591] exit_group(0 [pid 594] <... exit_group resumed>) = ? [pid 593] <... exit_group resumed>) = ? [pid 592] <... exit_group resumed>) = ? [pid 591] <... exit_group resumed>) = ? [pid 595] exit_group(0 [pid 594] +++ exited with 0 +++ [pid 593] +++ exited with 0 +++ [pid 591] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 595] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 596 ./strace-static-x86_64: Process 596 attached [pid 596] set_robust_list(0x555555ee9660, 24) = 0 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 596] setpgid(0, 0) = 0 [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 596] write(3, "1000", 4) = 4 [pid 596] close(3 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 598 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 597 [pid 596] <... close resumed>) = 0 ./strace-static-x86_64: Process 598 attached [pid 596] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 598] set_robust_list(0x555555ee9660, 24 [pid 596] <... bpf resumed>) = 3 [pid 596] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 596] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 598] <... set_robust_list resumed>) = 0 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 598] setpgid(0, 0 [pid 596] <... bpf resumed>) = 4 [pid 596] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 598] <... setpgid resumed>) = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 598] write(3, "1000", 4) = 4 [pid 598] close(3) = 0 [pid 598] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 596] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 597 attached [pid 597] set_robust_list(0x555555ee9660, 24) = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 597] setpgid(0, 0 [pid 598] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 597] <... setpgid resumed>) = 0 [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 598] <... bpf resumed>) = 0 [pid 596] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 596] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 596] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 596] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 596] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 597] <... openat resumed>) = 3 [pid 597] write(3, "1000", 4) = 4 [pid 597] close(3) = 0 [pid 597] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 598] <... bpf resumed>) = 4 [pid 597] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 597] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 598] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 596] <... bpf resumed>) = 6 [pid 596] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 597] <... bpf resumed>) = 0 [pid 597] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 597] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 598] <... bpf resumed>) = 0 [pid 597] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 598] recvmsg(-1, NULL, MSG_OOB [pid 597] <... bpf resumed>) = 5 [pid 597] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 598] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 598] bpf(BPF_MAP_CREATE, NULL, 0 [pid 597] <... bpf resumed>) = 6 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 598] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 598] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 598] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 595] +++ exited with 0 +++ [pid 592] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 599 attached , child_tidptr=0x555555ee9650) = 600 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 599 ./strace-static-x86_64: Process 600 attached [pid 599] set_robust_list(0x555555ee9660, 24) = 0 [pid 600] set_robust_list(0x555555ee9660, 24 [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 600] <... set_robust_list resumed>) = 0 [pid 599] <... prctl resumed>) = 0 [pid 599] setpgid(0, 0) = 0 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 600] <... prctl resumed>) = 0 [pid 600] setpgid(0, 0 [pid 599] <... openat resumed>) = 3 [pid 600] <... setpgid resumed>) = 0 [pid 599] write(3, "1000", 4) = 4 [pid 599] close(3) = 0 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 599] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 600] <... openat resumed>) = 3 [pid 600] write(3, "1000", 4 [pid 599] <... bpf resumed>) = 3 [pid 600] <... write resumed>) = 4 [pid 599] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 600] close(3 [pid 599] <... bpf resumed>) = 0 [pid 600] <... close resumed>) = 0 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 600] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 600] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 599] <... bpf resumed>) = 4 [pid 600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 599] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 600] <... bpf resumed>) = 4 [pid 600] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 599] <... bpf resumed>) = 0 [pid 599] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 599] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 599] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 599] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 600] <... bpf resumed>) = 0 [pid 599] <... bpf resumed>) = 6 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 600] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 600] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 600] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 600] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 598] <... bpf resumed>) = 7 [pid 597] <... bpf resumed>) = 7 [pid 596] <... bpf resumed>) = 7 [pid 599] <... bpf resumed>) = 7 [pid 600] <... bpf resumed>) = 7 [pid 598] exit_group(0 [pid 599] exit_group(0 [pid 597] exit_group(0 [pid 596] exit_group(0 [pid 600] exit_group(0 [pid 599] <... exit_group resumed>) = ? [pid 598] <... exit_group resumed>) = ? [pid 597] <... exit_group resumed>) = ? [pid 596] <... exit_group resumed>) = ? [pid 600] <... exit_group resumed>) = ? [pid 599] +++ exited with 0 +++ [pid 598] +++ exited with 0 +++ [pid 597] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 601 attached [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 602 attached [pid 601] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 601 [pid 602] set_robust_list(0x555555ee9660, 24 [pid 601] <... set_robust_list resumed>) = 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 602 [pid 602] <... set_robust_list resumed>) = 0 [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 601] <... prctl resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 602] <... prctl resumed>) = 0 [pid 601] setpgid(0, 0 [pid 602] setpgid(0, 0./strace-static-x86_64: Process 603 attached ) = 0 [pid 601] <... setpgid resumed>) = 0 [pid 603] set_robust_list(0x555555ee9660, 24 [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 603 [pid 603] <... set_robust_list resumed>) = 0 [pid 602] <... openat resumed>) = 3 [pid 601] <... openat resumed>) = 3 [pid 603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] write(3, "1000", 4 [pid 601] write(3, "1000", 4 [pid 603] <... prctl resumed>) = 0 [pid 602] <... write resumed>) = 4 [pid 601] <... write resumed>) = 4 [pid 603] setpgid(0, 0 [pid 602] close(3 [pid 601] close(3 [pid 603] <... setpgid resumed>) = 0 [pid 602] <... close resumed>) = 0 [pid 601] <... close resumed>) = 0 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 602] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 601] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 603] <... openat resumed>) = 3 [pid 603] write(3, "1000", 4 [pid 602] <... bpf resumed>) = 3 [pid 601] <... bpf resumed>) = 3 [pid 603] <... write resumed>) = 4 [pid 602] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 601] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 603] close(3 [pid 602] <... bpf resumed>) = 0 [pid 601] <... bpf resumed>) = 0 [pid 603] <... close resumed>) = 0 [pid 602] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 603] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 602] <... bpf resumed>) = 4 [pid 601] <... bpf resumed>) = 4 [pid 603] <... bpf resumed>) = 3 [pid 602] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 601] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 603] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 602] <... bpf resumed>) = 0 [pid 601] <... bpf resumed>) = 0 [pid 603] <... bpf resumed>) = 0 [pid 602] recvmsg(-1, NULL, MSG_OOB [pid 601] recvmsg(-1, NULL, MSG_OOB [pid 603] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 602] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 601] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 602] bpf(BPF_MAP_CREATE, NULL, 0 [pid 601] bpf(BPF_MAP_CREATE, NULL, 0 [pid 602] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 601] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 602] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 601] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 603] <... bpf resumed>) = 4 [pid 602] <... bpf resumed>) = 5 [pid 601] <... bpf resumed>) = 5 [pid 603] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 602] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 601] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 602] <... bpf resumed>) = 0 [pid 601] <... bpf resumed>) = 0 [pid 602] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 602] <... bpf resumed>) = 6 [pid 601] <... bpf resumed>) = 6 [pid 602] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 603] <... bpf resumed>) = 0 [pid 603] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 603] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 603] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 603] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 603] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 600] +++ exited with 0 +++ [pid 596] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 603] <... bpf resumed>) = 6 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 604 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 605 attached [pid 604] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 604 [pid 605] set_robust_list(0x555555ee9660, 24 [pid 604] <... set_robust_list resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 605 [pid 605] <... set_robust_list resumed>) = 0 [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 604] <... prctl resumed>) = 0 [pid 605] <... prctl resumed>) = 0 [pid 604] setpgid(0, 0 [pid 605] setpgid(0, 0 [pid 604] <... setpgid resumed>) = 0 [pid 605] <... setpgid resumed>) = 0 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 604] <... openat resumed>) = 3 [pid 605] write(3, "1000", 4 [pid 604] write(3, "1000", 4 [pid 605] <... write resumed>) = 4 [pid 604] <... write resumed>) = 4 [pid 605] close(3 [pid 604] close(3 [pid 605] <... close resumed>) = 0 [pid 604] <... close resumed>) = 0 [pid 605] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 604] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 605] <... bpf resumed>) = 3 [pid 604] <... bpf resumed>) = 3 [pid 605] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 604] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 605] <... bpf resumed>) = 0 [pid 604] <... bpf resumed>) = 0 [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 604] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 605] <... bpf resumed>) = 4 [pid 604] <... bpf resumed>) = 4 [pid 605] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 604] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 605] <... bpf resumed>) = 0 [pid 604] <... bpf resumed>) = 0 [pid 604] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 604] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 604] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 604] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 604] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 605] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 605] bpf(BPF_MAP_CREATE, NULL, 0 [pid 604] <... bpf resumed>) = 6 [pid 605] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 604] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 605] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 605] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 602] <... bpf resumed>) = 7 [pid 605] <... bpf resumed>) = 7 [pid 604] <... bpf resumed>) = 7 [pid 603] <... bpf resumed>) = 7 [pid 602] exit_group(0 [pid 601] <... bpf resumed>) = 7 [pid 605] exit_group(0 [pid 604] exit_group(0 [pid 603] exit_group(0 [pid 602] <... exit_group resumed>) = ? [pid 601] exit_group(0 [pid 605] <... exit_group resumed>) = ? [pid 604] <... exit_group resumed>) = ? [pid 603] <... exit_group resumed>) = ? [pid 602] +++ exited with 0 +++ [pid 601] <... exit_group resumed>) = ? [pid 605] +++ exited with 0 +++ [pid 603] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... restart_syscall resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 607 attached ./strace-static-x86_64: Process 606 attached [pid 607] set_robust_list(0x555555ee9660, 24 [pid 606] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 606 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 607 [pid 607] <... set_robust_list resumed>) = 0 [pid 606] <... set_robust_list resumed>) = 0 [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 608 attached [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 608 [pid 606] <... prctl resumed>) = 0 [pid 608] set_robust_list(0x555555ee9660, 24 [pid 607] <... prctl resumed>) = 0 [pid 606] setpgid(0, 0 [pid 608] <... set_robust_list resumed>) = 0 [pid 606] <... setpgid resumed>) = 0 [pid 607] setpgid(0, 0 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 607] <... setpgid resumed>) = 0 [pid 606] <... openat resumed>) = 3 [pid 608] <... prctl resumed>) = 0 [pid 606] write(3, "1000", 4 [pid 608] setpgid(0, 0 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 606] <... write resumed>) = 4 [pid 608] <... setpgid resumed>) = 0 [pid 607] <... openat resumed>) = 3 [pid 606] close(3 [pid 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 607] write(3, "1000", 4 [pid 606] <... close resumed>) = 0 [pid 608] <... openat resumed>) = 3 [pid 607] <... write resumed>) = 4 [pid 606] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 608] write(3, "1000", 4 [pid 607] close(3 [pid 606] <... bpf resumed>) = 3 [pid 608] <... write resumed>) = 4 [pid 608] close(3 [pid 607] <... close resumed>) = 0 [pid 606] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 608] <... close resumed>) = 0 [pid 606] <... bpf resumed>) = 0 [pid 606] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 608] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 607] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 608] <... bpf resumed>) = 3 [pid 606] <... bpf resumed>) = 4 [pid 608] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 607] <... bpf resumed>) = 3 [pid 606] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 608] <... bpf resumed>) = 0 [pid 607] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 607] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 [ 27.919410][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 27.931639][ T606] BUG: scheduling while atomic: syz-executor210/606/0x00000002 [ 27.939082][ T606] Modules linked in: [ 27.942729][ T606] Preemption disabled at: [ 27.942735][ T606] [] bpf_bprintf_prepare+0x118/0x1360 [ 27.953836][ T606] CPU: 1 PID: 606 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 27.965132][ T606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 27.975025][ T606] Call Trace: [ 27.978149][ T606] [ 27.980933][ T606] dump_stack_lvl+0x151/0x1b7 [ 27.985440][ T606] ? bpf_bprintf_prepare+0x118/0x1360 [ 27.990649][ T606] ? bpf_bprintf_prepare+0x118/0x1360 [ 27.995855][ T606] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.001151][ T606] ? bpf_bprintf_prepare+0x118/0x1360 [ 28.006530][ T606] dump_stack+0x15/0x1b [ 28.010522][ T606] __schedule_bug+0x195/0x260 [ 28.015038][ T606] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.020331][ T606] __schedule+0xcf7/0x1550 [ 28.024584][ T606] ? __kasan_check_write+0x14/0x20 [ 28.029532][ T606] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.034480][ T606] ? __sched_text_start+0x8/0x8 [ 28.039164][ T606] ? __kasan_check_read+0x11/0x20 [ 28.044026][ T606] ? cgroup_update_frozen+0x15f/0x980 [ 28.049234][ T606] ? bpf_prog_query+0x260/0x260 [ 28.053928][ T606] schedule+0xc3/0x180 [ 28.057824][ T606] ptrace_stop+0x54f/0x930 [ 28.062083][ T606] ptrace_notify+0x225/0x350 [ 28.066506][ T606] ? do_notify_parent+0xa20/0xa20 [ 28.071368][ T606] ? __kasan_check_write+0x14/0x20 [ 28.076311][ T606] ? fpregs_restore_userregs+0x130/0x290 [ 28.081784][ T606] syscall_exit_to_user_mode+0xa2/0x140 [ 28.087166][ T606] do_syscall_64+0x49/0xb0 [ 28.091415][ T606] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.097145][ T606] RIP: 0033:0x7f8d909b6fe9 [ 28.101399][ T606] 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 [ 28.120839][ T606] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 28.129082][ T606] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 28.136895][ T606] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 28.144709][ T606] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 28.152525][ T606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.160328][ T606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 607] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 606] <... bpf resumed>) = 0 [pid 608] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 607] <... bpf resumed>) = 0 [pid 607] recvmsg(-1, NULL, MSG_OOB [pid 606] recvmsg(-1, NULL, MSG_OOB [pid 607] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 606] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 607] bpf(BPF_MAP_CREATE, NULL, 0 [pid 606] bpf(BPF_MAP_CREATE, NULL, 0 [pid 607] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 607] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 606] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 607] <... bpf resumed>) = 5 [pid 607] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 606] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 607] <... bpf resumed>) = 0 [pid 607] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 606] <... bpf resumed>) = 5 [pid 606] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 606] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 601] +++ exited with 0 +++ [pid 604] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=601, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 608] <... bpf resumed>) = 4 [pid 608] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 607] <... bpf resumed>) = 6 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 608] <... bpf resumed>) = 0 [pid 607] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 609 [pid 608] recvmsg(-1, NULL, MSG_OOB./strace-static-x86_64: Process 610 attached ) = -1 EBADF (Bad file descriptor) [pid 606] <... bpf resumed>) = 6 [pid 608] bpf(BPF_MAP_CREATE, NULL, 0 [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 610] set_robust_list(0x555555ee9660, 24 [pid 608] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 608] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 610] <... set_robust_list resumed>) = 0 [pid 610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 608] <... bpf resumed>) = 5 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 610 [pid 610] <... prctl resumed>) = 0 [pid 608] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 610] setpgid(0, 0 [pid 608] <... bpf resumed>) = 0 [pid 610] <... setpgid resumed>) = 0 [pid 608] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 609 attached [pid 609] set_robust_list(0x555555ee9660, 24) = 0 [pid 609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 608] <... bpf resumed>) = 6 [pid 610] <... openat resumed>) = 3 [pid 608] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 610] write(3, "1000", 4) = 4 [pid 610] close(3) = 0 [pid 610] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 610] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 609] <... prctl resumed>) = 0 [pid 610] <... bpf resumed>) = 4 [pid 610] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 609] setpgid(0, 0) = 0 [pid 609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 609] write(3, "1000", 4) = 4 [pid 609] close(3) = 0 [pid 610] <... bpf resumed>) = 0 [pid 610] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 610] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 610] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 610] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 608] <... bpf resumed>) = 7 [pid 607] <... bpf resumed>) = 7 [pid 606] <... bpf resumed>) = 7 [pid 608] exit_group(0 [pid 607] exit_group(0 [pid 608] <... exit_group resumed>) = ? [pid 607] <... exit_group resumed>) = ? [pid 609] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 608] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 606] exit_group(0 [pid 609] <... bpf resumed>) = 3 [pid 606] <... exit_group resumed>) = ? [pid 609] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 609] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 295] <... restart_syscall resumed>) = 0 [pid 610] <... bpf resumed>) = 6 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 611 attached [pid 611] set_robust_list(0x555555ee9660, 24 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 611 [pid 611] <... set_robust_list resumed>) = 0 [pid 611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 611] setpgid(0, 0) = 0 [pid 611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 611] write(3, "1000", 4) = 4 [pid 611] close(3) = 0 [pid 611] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 611] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 611] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 609] <... bpf resumed>) = 4 [pid 611] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 609] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 611] <... bpf resumed>) = 0 [pid 611] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 611] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 611] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 611] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 611] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 611] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 609] <... bpf resumed>) = 0 [pid 609] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 609] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 609] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 609] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 609] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 607] +++ exited with 0 +++ [pid 606] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=606, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 612 attached , child_tidptr=0x555555ee9650) = 612 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 612] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 613 [pid 612] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 613 attached [pid 613] set_robust_list(0x555555ee9660, 24) = 0 [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 613] setpgid(0, 0) = 0 [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 613] <... openat resumed>) = 3 [pid 612] <... prctl resumed>) = 0 [pid 613] write(3, "1000", 4) = 4 [pid 613] close(3) = 0 [pid 613] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 612] setpgid(0, 0 [pid 613] <... bpf resumed>) = 3 [pid 613] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 612] <... setpgid resumed>) = 0 [pid 613] <... bpf resumed>) = 0 [ 28.168158][ T606] [pid 613] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 613] <... bpf resumed>) = 4 [pid 613] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 612] write(3, "1000", 4) = 4 [pid 612] close(3) = 0 [pid 612] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 612] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 612] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 613] <... bpf resumed>) = 0 [pid 613] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 613] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 613] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 613] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 613] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 612] <... bpf resumed>) = 4 [pid 613] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 612] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 612] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 612] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 612] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 612] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 612] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 611] <... bpf resumed>) = 7 [pid 610] <... bpf resumed>) = 7 [pid 613] <... bpf resumed>) = 7 [pid 611] exit_group(0 [pid 609] <... bpf resumed>) = 7 [pid 613] exit_group(0 [pid 611] <... exit_group resumed>) = ? [pid 610] exit_group(0 [pid 613] <... exit_group resumed>) = ? [pid 611] +++ exited with 0 +++ [pid 609] exit_group(0 [pid 610] <... exit_group resumed>) = ? [pid 613] +++ exited with 0 +++ [pid 609] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 614 ./strace-static-x86_64: Process 614 attached [pid 614] set_robust_list(0x555555ee9660, 24) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 614] <... prctl resumed>) = 0 [pid 614] setpgid(0, 0) = 0 [pid 614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 615 [pid 614] <... openat resumed>) = 3 [pid 614] write(3, "1000", 4) = 4 [pid 614] close(3) = 0 [pid 614] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 614] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 614] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 614] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80./strace-static-x86_64: Process 615 attached ) = 0 [pid 614] recvmsg(-1, NULL, MSG_OOB [pid 615] set_robust_list(0x555555ee9660, 24 [pid 614] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 615] <... set_robust_list resumed>) = 0 [pid 614] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 614] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 614] <... bpf resumed>) = 5 [pid 614] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 615] setpgid(0, 0 [pid 614] <... bpf resumed>) = 0 [pid 615] <... setpgid resumed>) = 0 [pid 614] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 614] <... bpf resumed>) = 6 [pid 615] <... openat resumed>) = 3 [pid 614] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 615] write(3, "1000", 4) = 4 [pid 615] close(3) = 0 [pid 615] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 615] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 615] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 615] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 615] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 615] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 615] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 612] <... bpf resumed>) = 7 [pid 610] +++ exited with 0 +++ [pid 612] exit_group(0) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 616 ./strace-static-x86_64: Process 616 attached [pid 616] set_robust_list(0x555555ee9660, 24) = 0 [pid 616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 616] setpgid(0, 0) = 0 [pid 616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 616] write(3, "1000", 4) = 4 [pid 616] close(3) = 0 [pid 616] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 616] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 616] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 616] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 616] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 616] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 616] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 616] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 616] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 616] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 615] <... bpf resumed>) = 7 [pid 614] <... bpf resumed>) = 7 [pid 609] +++ exited with 0 +++ [pid 615] exit_group(0 [pid 614] exit_group(0 [pid 612] +++ exited with 0 +++ [pid 615] <... exit_group resumed>) = ? [pid 614] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 617 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 617 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 617] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 618 ./strace-static-x86_64: Process 618 attached [pid 618] set_robust_list(0x555555ee9660, 24) = 0 [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 618] setpgid(0, 0) = 0 [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 617] <... set_robust_list resumed>) = 0 [pid 618] <... openat resumed>) = 3 [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 618] write(3, "1000", 4) = 4 [pid 618] close(3) = 0 [pid 618] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 617] setpgid(0, 0 [pid 618] <... bpf resumed>) = 3 [pid 617] <... setpgid resumed>) = 0 [pid 618] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 618] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 618] <... bpf resumed>) = 4 [pid 617] <... openat resumed>) = 3 [pid 618] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 617] write(3, "1000", 4) = 4 [pid 617] close(3) = 0 [pid 618] <... bpf resumed>) = 0 [pid 617] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 618] recvmsg(-1, NULL, MSG_OOB [pid 617] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 618] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 618] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 618] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 617] <... bpf resumed>) = 0 [pid 618] <... bpf resumed>) = 5 [pid 618] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 618] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 617] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 618] <... bpf resumed>) = 6 [pid 617] <... bpf resumed>) = 4 [pid 618] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [ 28.278117][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 28.290544][ T617] BUG: scheduling while atomic: syz-executor210/617/0x00000002 [ 28.297942][ T617] Modules linked in: [ 28.301631][ T617] Preemption disabled at: [ 28.301637][ T617] [] bpf_bprintf_prepare+0x118/0x1360 [ 28.312586][ T617] CPU: 1 PID: 617 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 28.323961][ T617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 28.333840][ T617] Call Trace: [ 28.336961][ T617] [ 28.339738][ T617] dump_stack_lvl+0x151/0x1b7 [ 28.344256][ T617] ? bpf_bprintf_prepare+0x118/0x1360 [ 28.349461][ T617] ? bpf_bprintf_prepare+0x118/0x1360 [ 28.354664][ T617] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.359957][ T617] ? bpf_bprintf_prepare+0x118/0x1360 [ 28.365167][ T617] dump_stack+0x15/0x1b [ 28.369155][ T617] __schedule_bug+0x195/0x260 [ 28.373671][ T617] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.378967][ T617] __schedule+0xcf7/0x1550 [ 28.383219][ T617] ? __kasan_check_write+0x14/0x20 [ 28.388276][ T617] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.393210][ T617] ? __sched_text_start+0x8/0x8 [ 28.397902][ T617] ? __kasan_check_read+0x11/0x20 [ 28.402755][ T617] ? cgroup_update_frozen+0x15f/0x980 [ 28.407960][ T617] ? bpf_prog_query+0x260/0x260 [ 28.412647][ T617] schedule+0xc3/0x180 [ 28.416555][ T617] ptrace_stop+0x54f/0x930 [ 28.420896][ T617] ptrace_notify+0x225/0x350 [ 28.425404][ T617] ? do_notify_parent+0xa20/0xa20 [ 28.430266][ T617] ? __kasan_check_write+0x14/0x20 [ 28.435213][ T617] ? fpregs_restore_userregs+0x130/0x290 [ 28.440685][ T617] syscall_exit_to_user_mode+0xa2/0x140 [ 28.446062][ T617] do_syscall_64+0x49/0xb0 [ 28.450315][ T617] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.456042][ T617] RIP: 0033:0x7f8d909b6fe9 [ 28.460295][ T617] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 28.479737][ T617] RSP: 002b:00007ffecaf17c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 28.487982][ T617] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d909b6fe9 [ 28.495792][ T617] RDX: 0000000000000050 RSI: 0000000020000640 RDI: 000000000000000a [ 28.503604][ T617] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 28.511418][ T617] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.519227][ T617] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 617] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 616] <... bpf resumed>) = 7 [pid 615] +++ exited with 0 +++ [pid 616] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 616] <... exit_group resumed>) = ? [pid 617] recvmsg(-1, NULL, MSG_OOB [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 617] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 620 ./strace-static-x86_64: Process 620 attached [pid 617] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 617] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 620] set_robust_list(0x555555ee9660, 24 [pid 617] <... bpf resumed>) = 5 [pid 617] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 620] <... set_robust_list resumed>) = 0 [pid 617] <... bpf resumed>) = 0 [pid 617] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 617] <... bpf resumed>) = 6 [pid 617] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 620] <... prctl resumed>) = 0 [pid 620] setpgid(0, 0) = 0 [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 620] write(3, "1000", 4) = 4 [pid 620] close(3) = 0 [pid 620] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 620] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 620] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 620] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 620] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 620] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 618] <... bpf resumed>) = 7 [pid 614] +++ exited with 0 +++ [pid 618] exit_group(0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 618] <... exit_group resumed>) = ? [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 621 ./strace-static-x86_64: Process 621 attached [pid 621] set_robust_list(0x555555ee9660, 24) = 0 [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 621] setpgid(0, 0) = 0 [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 621] write(3, "1000", 4) = 4 [pid 621] close(3) = 0 [pid 621] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 621] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 621] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 621] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 621] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 621] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 621] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 621] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 621] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 620] <... bpf resumed>) = 7 [pid 618] +++ exited with 0 +++ [pid 617] <... bpf resumed>) = 7 [pid 616] +++ exited with 0 +++ [pid 621] exit_group(0 [pid 620] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 621] <... exit_group resumed>) = ? [pid 620] <... exit_group resumed>) = ? [pid 617] exit_group(0 [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 621] +++ exited with 0 +++ [pid 617] <... exit_group resumed>) = ? [pid 294] <... restart_syscall resumed>) = 0 [ 28.527046][ T617] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 622 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 623 attached [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 623 ./strace-static-x86_64: Process 622 attached [pid 622] set_robust_list(0x555555ee9660, 24) = 0 [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 622] setpgid(0, 0) = 0 [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 622] <... openat resumed>) = 3 [pid 622] write(3, "1000", 4) = 4 [pid 622] close(3) = 0 [pid 622] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 624 [pid 622] <... bpf resumed>) = 3 [pid 622] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 623] set_robust_list(0x555555ee9660, 24) = 0 [pid 623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 622] <... bpf resumed>) = 4 [pid 622] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 623] setpgid(0, 0) = 0 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 623] write(3, "1000", 4) = 4 [pid 623] close(3) = 0 [pid 623] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 622] <... bpf resumed>) = 0 [pid 623] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 624 attached [pid 624] set_robust_list(0x555555ee9660, 24 [pid 622] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 622] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 624] <... set_robust_list resumed>) = 0 [pid 622] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 622] <... bpf resumed>) = 5 [pid 624] <... prctl resumed>) = 0 [pid 623] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 620] +++ exited with 0 +++ [pid 617] +++ exited with 0 +++ [pid 622] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 624] setpgid(0, 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=617, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 623] <... bpf resumed>) = 0 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 624] <... setpgid resumed>) = 0 [pid 622] <... bpf resumed>) = 0 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 623] <... bpf resumed>) = 4 [pid 297] <... restart_syscall resumed>) = 0 [pid 623] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 625 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 626 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 623] <... bpf resumed>) = 0 [pid 624] write(3, "1000", 4 [pid 623] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 623] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 623] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 623] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 624] <... write resumed>) = 4 [pid 624] close(3) = 0 [pid 622] <... bpf resumed>) = 6 [pid 624] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 626 attached ./strace-static-x86_64: Process 625 attached [pid 623] <... bpf resumed>) = 6 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 626] set_robust_list(0x555555ee9660, 24 [pid 624] <... bpf resumed>) = 3 [pid 626] <... set_robust_list resumed>) = 0 [pid 626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 624] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 625] set_robust_list(0x555555ee9660, 24 [pid 626] <... prctl resumed>) = 0 [pid 626] setpgid(0, 0) = 0 [pid 626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 625] <... set_robust_list resumed>) = 0 [pid 624] <... bpf resumed>) = 0 [pid 626] write(3, "1000", 4) = 4 [pid 626] close(3) = 0 [pid 626] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 626] <... bpf resumed>) = 3 [pid 626] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 626] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 625] <... prctl resumed>) = 0 [pid 624] <... bpf resumed>) = 4 [pid 625] setpgid(0, 0) = 0 [pid 625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 626] <... bpf resumed>) = 0 [pid 624] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 626] recvmsg(-1, NULL, MSG_OOB [pid 625] <... openat resumed>) = 3 [pid 625] write(3, "1000", 4) = 4 [pid 625] close(3) = 0 [pid 625] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 626] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... bpf resumed>) = 3 [pid 624] <... bpf resumed>) = 0 [pid 625] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 626] bpf(BPF_MAP_CREATE, NULL, 0 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 624] recvmsg(-1, NULL, MSG_OOB [pid 626] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 624] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 626] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 624] bpf(BPF_MAP_CREATE, NULL, 0 [pid 626] <... bpf resumed>) = 5 [pid 625] <... bpf resumed>) = 4 [pid 624] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 626] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 625] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 624] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 626] <... bpf resumed>) = 0 [pid 624] <... bpf resumed>) = 5 [pid 626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 624] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 626] <... bpf resumed>) = 6 [pid 624] <... bpf resumed>) = 0 [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 625] <... bpf resumed>) = 0 [pid 625] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 625] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 625] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 625] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 623] <... bpf resumed>) = 7 [pid 622] <... bpf resumed>) = 7 [pid 626] <... bpf resumed>) = 7 [pid 624] <... bpf resumed>) = 7 [pid 625] <... bpf resumed>) = 7 [pid 626] exit_group(0 [pid 624] exit_group(0 [pid 623] exit_group(0 [pid 622] exit_group(0 [pid 626] <... exit_group resumed>) = ? [pid 625] exit_group(0 [pid 624] <... exit_group resumed>) = ? [pid 623] <... exit_group resumed>) = ? [pid 622] <... exit_group resumed>) = ? [pid 626] +++ exited with 0 +++ [pid 625] <... exit_group resumed>) = ? [pid 624] +++ exited with 0 +++ [pid 623] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 628 attached ./strace-static-x86_64: Process 627 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 628 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 627 [pid 627] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 629 [pid 628] set_robust_list(0x555555ee9660, 24 [pid 627] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 629 attached [pid 628] <... set_robust_list resumed>) = 0 [pid 627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 629] set_robust_list(0x555555ee9660, 24) = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 627] setpgid(0, 0 [pid 629] setpgid(0, 0 [pid 627] <... setpgid resumed>) = 0 [pid 629] <... setpgid resumed>) = 0 [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 629] <... openat resumed>) = 3 [pid 627] <... openat resumed>) = 3 [pid 629] write(3, "1000", 4 [pid 627] write(3, "1000", 4 [pid 629] <... write resumed>) = 4 [pid 627] <... write resumed>) = 4 [pid 629] close(3 [pid 627] close(3 [pid 629] <... close resumed>) = 0 [pid 629] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 627] <... close resumed>) = 0 [pid 629] <... bpf resumed>) = 3 [pid 629] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 627] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 627] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 629] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 628] <... prctl resumed>) = 0 [pid 627] <... bpf resumed>) = 0 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 628] setpgid(0, 0 [pid 629] <... bpf resumed>) = 4 [pid 627] <... bpf resumed>) = 4 [pid 627] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 629] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 627] <... bpf resumed>) = 0 [pid 629] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 629] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 627] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 627] bpf(BPF_MAP_CREATE, NULL, 0 [pid 629] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 628] <... setpgid resumed>) = 0 [pid 627] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 629] <... bpf resumed>) = 5 [pid 627] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 629] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 629] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 627] <... bpf resumed>) = 5 [pid 627] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 628] <... openat resumed>) = 3 [pid 629] <... bpf resumed>) = 6 [pid 628] write(3, "1000", 4 [pid 627] <... bpf resumed>) = 6 [pid 629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 628] <... write resumed>) = 4 [pid 628] close(3) = 0 [pid 628] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 628] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 628] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 628] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 628] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 628] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 628] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 628] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 628] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 622] +++ exited with 0 +++ [pid 625] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 630 ./strace-static-x86_64: Process 630 attached ./strace-static-x86_64: Process 631 attached [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 631 [pid 630] set_robust_list(0x555555ee9660, 24 [pid 631] set_robust_list(0x555555ee9660, 24) = 0 [pid 630] <... set_robust_list resumed>) = 0 [pid 631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 631] <... prctl resumed>) = 0 [pid 631] setpgid(0, 0 [pid 630] <... prctl resumed>) = 0 [pid 631] <... setpgid resumed>) = 0 [pid 630] setpgid(0, 0) = 0 [pid 631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 631] <... openat resumed>) = 3 [pid 630] <... openat resumed>) = 3 [pid 631] write(3, "1000", 4 [pid 630] write(3, "1000", 4 [pid 631] <... write resumed>) = 4 [pid 631] close(3) = 0 [pid 630] <... write resumed>) = 4 [pid 631] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 630] close(3 [pid 631] <... bpf resumed>) = 3 [pid 630] <... close resumed>) = 0 [pid 631] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 630] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 631] <... bpf resumed>) = 0 [pid 630] <... bpf resumed>) = 3 [pid 631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 630] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 631] <... bpf resumed>) = 4 [pid 631] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 630] <... bpf resumed>) = 4 [pid 630] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 631] <... bpf resumed>) = 0 [pid 630] <... bpf resumed>) = 0 [pid 631] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 631] bpf(BPF_MAP_CREATE, NULL, 0 [pid 630] recvmsg(-1, NULL, MSG_OOB [pid 631] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 631] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 630] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 631] <... bpf resumed>) = 5 [pid 630] bpf(BPF_MAP_CREATE, NULL, 0 [pid 631] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 630] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 631] <... bpf resumed>) = 0 [pid 630] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 630] <... bpf resumed>) = 5 [pid 630] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 631] <... bpf resumed>) = 6 [pid 630] <... bpf resumed>) = 6 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 629] <... bpf resumed>) = 7 [pid 628] <... bpf resumed>) = 7 [pid 627] <... bpf resumed>) = 7 [pid 631] <... bpf resumed>) = 7 [pid 630] exit_group(0 [pid 629] exit_group(0 [pid 628] exit_group(0 [pid 627] exit_group(0 [pid 631] exit_group(0 [pid 630] <... exit_group resumed>) = ? [pid 629] <... exit_group resumed>) = ? [pid 628] <... exit_group resumed>) = ? [pid 627] <... exit_group resumed>) = ? [pid 631] <... exit_group resumed>) = ? [pid 630] +++ exited with 0 +++ [pid 629] +++ exited with 0 +++ [pid 628] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 633 attached ./strace-static-x86_64: Process 632 attached [pid 297] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 633 [pid 633] set_robust_list(0x555555ee9660, 24 [pid 632] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 632 [pid 633] <... set_robust_list resumed>) = 0 [pid 632] <... set_robust_list resumed>) = 0 [pid 632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 632] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 634 attached [pid 633] <... prctl resumed>) = 0 [pid 632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 634] set_robust_list(0x555555ee9660, 24 [pid 633] setpgid(0, 0 [pid 632] <... openat resumed>) = 3 [pid 634] <... set_robust_list resumed>) = 0 [pid 633] <... setpgid resumed>) = 0 [pid 632] write(3, "1000", 4 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 634 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 632] <... write resumed>) = 4 [pid 634] <... prctl resumed>) = 0 [pid 633] <... openat resumed>) = 3 [pid 632] close(3 [pid 634] setpgid(0, 0 [pid 633] write(3, "1000", 4 [pid 632] <... close resumed>) = 0 [pid 634] <... setpgid resumed>) = 0 [pid 633] <... write resumed>) = 4 [pid 632] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 633] close(3 [pid 632] <... bpf resumed>) = 3 [pid 634] <... openat resumed>) = 3 [pid 633] <... close resumed>) = 0 [pid 632] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 634] write(3, "1000", 4 [pid 633] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 632] <... bpf resumed>) = 0 [pid 634] <... write resumed>) = 4 [pid 633] <... bpf resumed>) = 3 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 634] close(3 [pid 633] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 632] <... bpf resumed>) = 4 [pid 634] <... close resumed>) = 0 [pid 633] <... bpf resumed>) = 0 [pid 632] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 634] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 633] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 634] <... bpf resumed>) = 3 [pid 633] <... bpf resumed>) = 4 [pid 634] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 633] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 632] <... bpf resumed>) = 0 [pid 632] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 632] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 632] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 632] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 634] <... bpf resumed>) = 0 [pid 633] <... bpf resumed>) = 0 [pid 632] <... bpf resumed>) = 6 [pid 634] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 633] recvmsg(-1, NULL, MSG_OOB [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 633] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 634] <... bpf resumed>) = 4 [pid 633] bpf(BPF_MAP_CREATE, NULL, 0 [pid 634] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 633] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 633] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 633] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 633] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 633] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 634] <... bpf resumed>) = 0 [pid 634] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 634] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 634] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 634] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 634] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 627] +++ exited with 0 +++ [pid 631] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... restart_syscall resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 635 attached [pid 635] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 635 [pid 635] <... set_robust_list resumed>) = 0 [pid 635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 635] <... prctl resumed>) = 0 [pid 635] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 636 attached [pid 635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 636 [pid 636] set_robust_list(0x555555ee9660, 24 [pid 635] <... openat resumed>) = 3 [pid 636] <... set_robust_list resumed>) = 0 [pid 635] write(3, "1000", 4 [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 635] <... write resumed>) = 4 [pid 636] <... prctl resumed>) = 0 [pid 635] close(3 [pid 636] setpgid(0, 0 [pid 635] <... close resumed>) = 0 [pid 636] <... setpgid resumed>) = 0 [pid 635] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 635] <... bpf resumed>) = 3 [pid 636] write(3, "1000", 4 [pid 635] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 636] <... write resumed>) = 4 [pid 636] close(3 [pid 635] <... bpf resumed>) = 0 [pid 636] <... close resumed>) = 0 [pid 635] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 636] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 635] <... bpf resumed>) = 4 [pid 636] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 635] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 636] <... bpf resumed>) = 0 [pid 635] <... bpf resumed>) = 0 [pid 636] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 635] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 635] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 636] <... bpf resumed>) = 4 [pid 635] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 636] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 635] <... bpf resumed>) = 5 [pid 635] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 635] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 636] <... bpf resumed>) = 0 [pid 636] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 636] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 636] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 636] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 636] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 634] <... bpf resumed>) = 7 [pid 633] <... bpf resumed>) = 7 [pid 632] <... bpf resumed>) = 7 [pid 636] <... bpf resumed>) = 7 [pid 635] <... bpf resumed>) = 7 [pid 634] exit_group(0 [pid 633] exit_group(0 [pid 636] exit_group(0 [pid 634] <... exit_group resumed>) = ? [pid 633] <... exit_group resumed>) = ? [pid 632] exit_group(0 [pid 636] <... exit_group resumed>) = ? [pid 634] +++ exited with 0 +++ [pid 633] +++ exited with 0 +++ [pid 632] <... exit_group resumed>) = ? [pid 635] exit_group(0 [pid 632] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 635] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 637 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 637 [pid 294] <... restart_syscall resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 638 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 639 [pid 637] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 639 attached [pid 639] set_robust_list(0x555555ee9660, 24) = 0 [pid 639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 639] setpgid(0, 0) = 0 [pid 639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 637] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 638 attached [pid 638] set_robust_list(0x555555ee9660, 24) = 0 [pid 639] <... openat resumed>) = 3 [pid 637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 638] setpgid(0, 0 [pid 637] <... prctl resumed>) = 0 [pid 639] write(3, "1000", 4 [pid 638] <... setpgid resumed>) = 0 [pid 638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 637] setpgid(0, 0 [pid 638] write(3, "1000", 4) = 4 [pid 638] close(3 [pid 637] <... setpgid resumed>) = 0 [pid 639] <... write resumed>) = 4 [pid 638] <... close resumed>) = 0 [pid 638] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 639] close(3 [pid 637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 639] <... close resumed>) = 0 [pid 638] <... bpf resumed>) = 3 [pid 638] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 639] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 637] <... openat resumed>) = 3 [pid 639] <... bpf resumed>) = 3 [pid 637] write(3, "1000", 4 [pid 639] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 638] <... bpf resumed>) = 4 [pid 637] <... write resumed>) = 4 [pid 638] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 639] <... bpf resumed>) = 0 [pid 637] close(3 [pid 639] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 637] <... close resumed>) = 0 [pid 639] <... bpf resumed>) = 4 [pid 638] <... bpf resumed>) = 0 [pid 637] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 639] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 637] <... bpf resumed>) = 3 [pid 637] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 638] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 638] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 638] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 638] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 637] <... bpf resumed>) = 0 [pid 637] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 638] <... bpf resumed>) = 6 [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 637] <... bpf resumed>) = 4 [pid 637] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 639] <... bpf resumed>) = 0 [pid 639] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 639] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 639] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 637] <... bpf resumed>) = 0 [pid 639] <... bpf resumed>) = 5 [pid 637] recvmsg(-1, NULL, MSG_OOB [pid 639] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 637] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 637] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 637] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 639] <... bpf resumed>) = 0 [pid 637] <... bpf resumed>) = 5 [pid 639] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 637] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 637] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 639] <... bpf resumed>) = 6 [pid 637] <... bpf resumed>) = 6 [pid 639] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 636] +++ exited with 0 +++ [pid 635] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 640 ./strace-static-x86_64: Process 640 attached [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 640] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 641 attached [pid 641] set_robust_list(0x555555ee9660, 24 [pid 640] <... set_robust_list resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 641 [pid 641] <... set_robust_list resumed>) = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 640] <... prctl resumed>) = 0 [pid 641] <... prctl resumed>) = 0 [pid 641] setpgid(0, 0 [pid 640] setpgid(0, 0 [pid 641] <... setpgid resumed>) = 0 [pid 640] <... setpgid resumed>) = 0 [pid 641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 641] <... openat resumed>) = 3 [pid 640] <... openat resumed>) = 3 [pid 641] write(3, "1000", 4 [pid 640] write(3, "1000", 4 [pid 641] <... write resumed>) = 4 [pid 640] <... write resumed>) = 4 [pid 641] close(3) = 0 [pid 640] close(3 [pid 641] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 640] <... close resumed>) = 0 [pid 641] <... bpf resumed>) = 3 [pid 640] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 641] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 640] <... bpf resumed>) = 3 [pid 641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 640] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 640] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 641] <... bpf resumed>) = 4 [pid 640] <... bpf resumed>) = 4 [pid 641] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 640] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 641] <... bpf resumed>) = 0 [pid 640] <... bpf resumed>) = 0 [pid 641] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 641] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 641] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 640] recvmsg(-1, NULL, MSG_OOB [pid 641] <... bpf resumed>) = 5 [pid 640] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 641] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 640] bpf(BPF_MAP_CREATE, NULL, 0 [pid 641] <... bpf resumed>) = 0 [pid 640] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 640] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 640] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 641] <... bpf resumed>) = 6 [pid 640] <... bpf resumed>) = 0 [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 640] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 638] <... bpf resumed>) = 7 [pid 641] <... bpf resumed>) = 7 [pid 640] <... bpf resumed>) = 7 [pid 639] <... bpf resumed>) = 7 [pid 637] <... bpf resumed>) = 7 [pid 641] exit_group(0 [pid 640] exit_group(0 [pid 639] exit_group(0 [pid 638] exit_group(0 [pid 641] <... exit_group resumed>) = ? [pid 640] <... exit_group resumed>) = ? [pid 639] <... exit_group resumed>) = ? [pid 638] <... exit_group resumed>) = ? [pid 637] exit_group(0 [pid 641] +++ exited with 0 +++ [pid 640] +++ exited with 0 +++ [pid 639] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 637] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 642 attached [pid 642] set_robust_list(0x555555ee9660, 24 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 642 [pid 642] <... set_robust_list resumed>) = 0 [pid 642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 643 attached [pid 642] setpgid(0, 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 644 attached [pid 643] set_robust_list(0x555555ee9660, 24 [pid 642] <... setpgid resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 643 [pid 644] set_robust_list(0x555555ee9660, 24 [pid 643] <... set_robust_list resumed>) = 0 [pid 642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 644 [pid 644] <... set_robust_list resumed>) = 0 [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 642] <... openat resumed>) = 3 [pid 644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 643] <... prctl resumed>) = 0 [pid 642] write(3, "1000", 4 [pid 644] <... prctl resumed>) = 0 [pid 643] setpgid(0, 0 [pid 642] <... write resumed>) = 4 [pid 644] setpgid(0, 0 [pid 643] <... setpgid resumed>) = 0 [pid 642] close(3) = 0 [pid 642] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 644] <... setpgid resumed>) = 0 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 642] <... bpf resumed>) = 3 [pid 643] <... openat resumed>) = 3 [pid 643] write(3, "1000", 4 [pid 642] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 643] <... write resumed>) = 4 [pid 642] <... bpf resumed>) = 0 [pid 644] <... openat resumed>) = 3 [pid 643] close(3 [pid 642] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 644] write(3, "1000", 4 [pid 643] <... close resumed>) = 0 [pid 644] <... write resumed>) = 4 [pid 644] close(3 [pid 643] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 642] <... bpf resumed>) = 4 [pid 644] <... close resumed>) = 0 [pid 643] <... bpf resumed>) = 3 [pid 642] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 644] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 644] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 643] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 642] <... bpf resumed>) = 0 [pid 644] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 643] <... bpf resumed>) = 0 [pid 642] recvmsg(-1, NULL, MSG_OOB [pid 643] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 642] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 642] bpf(BPF_MAP_CREATE, NULL, 0 [pid 644] <... bpf resumed>) = 0 [pid 643] <... bpf resumed>) = 4 [pid 642] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 643] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 642] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 644] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 644] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 644] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 644] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 643] <... bpf resumed>) = 0 [pid 642] <... bpf resumed>) = 5 [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 643] recvmsg(-1, NULL, MSG_OOB [pid 642] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 644] <... bpf resumed>) = 6 [pid 643] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 642] <... bpf resumed>) = 0 [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 643] bpf(BPF_MAP_CREATE, NULL, 0 [pid 642] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 643] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 643] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 642] <... bpf resumed>) = 6 [pid 643] <... bpf resumed>) = 5 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 643] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 643] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 643] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 638] +++ exited with 0 +++ [pid 637] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 646 attached ./strace-static-x86_64: Process 645 attached [pid 645] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 645 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 646 [pid 646] set_robust_list(0x555555ee9660, 24 [pid 645] <... set_robust_list resumed>) = 0 [pid 646] <... set_robust_list resumed>) = 0 [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 645] setpgid(0, 0 [pid 646] <... prctl resumed>) = 0 [pid 645] <... setpgid resumed>) = 0 [pid 646] setpgid(0, 0) = 0 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 645] <... openat resumed>) = 3 [pid 646] <... openat resumed>) = 3 [pid 645] write(3, "1000", 4 [pid 646] write(3, "1000", 4 [pid 645] <... write resumed>) = 4 [pid 646] <... write resumed>) = 4 [pid 645] close(3 [pid 646] close(3 [pid 645] <... close resumed>) = 0 [pid 646] <... close resumed>) = 0 [pid 645] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 646] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 645] <... bpf resumed>) = 3 [pid 646] <... bpf resumed>) = 3 [pid 645] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 646] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 645] <... bpf resumed>) = 0 [pid 646] <... bpf resumed>) = 0 [pid 645] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 646] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 645] <... bpf resumed>) = 4 [pid 646] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 645] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 646] <... bpf resumed>) = 0 [pid 645] <... bpf resumed>) = 0 [pid 645] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 645] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 645] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 645] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 645] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 646] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 646] bpf(BPF_MAP_CREATE, NULL, 0 [pid 645] <... bpf resumed>) = 6 [pid 646] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 645] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 646] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 646] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 646] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 646] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 644] <... bpf resumed>) = 7 [pid 642] <... bpf resumed>) = 7 [pid 645] <... bpf resumed>) = 7 [pid 644] exit_group(0 [pid 643] <... bpf resumed>) = 7 [pid 642] exit_group(0 [pid 645] exit_group(0 [pid 644] <... exit_group resumed>) = ? [pid 643] exit_group(0 [pid 642] <... exit_group resumed>) = ? [pid 646] <... bpf resumed>) = 7 [pid 643] <... exit_group resumed>) = ? [pid 646] exit_group(0 [pid 644] +++ exited with 0 +++ [pid 643] +++ exited with 0 +++ [pid 642] +++ exited with 0 +++ [pid 646] <... exit_group resumed>) = ? [pid 645] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 647 attached ./strace-static-x86_64: Process 648 attached [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 647 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 648 [pid 648] set_robust_list(0x555555ee9660, 24 [pid 647] set_robust_list(0x555555ee9660, 24 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 647] <... set_robust_list resumed>) = 0 [pid 648] <... set_robust_list resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 649 [pid 647] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 649 attached ) = 0 [pid 649] set_robust_list(0x555555ee9660, 24 [pid 648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 647] setpgid(0, 0 [pid 649] <... set_robust_list resumed>) = 0 [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 649] setpgid(0, 0) = 0 [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 648] <... prctl resumed>) = 0 [pid 647] <... setpgid resumed>) = 0 [pid 649] write(3, "1000", 4) = 4 [pid 649] close(3 [pid 647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 649] <... close resumed>) = 0 [pid 649] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 647] <... openat resumed>) = 3 [pid 649] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 647] write(3, "1000", 4 [pid 649] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 648] setpgid(0, 0 [pid 647] <... write resumed>) = 4 [pid 649] <... bpf resumed>) = 4 [pid 648] <... setpgid resumed>) = 0 [pid 647] close(3 [pid 649] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 647] <... close resumed>) = 0 [pid 647] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 648] <... openat resumed>) = 3 [pid 649] recvmsg(-1, NULL, MSG_OOB [pid 647] <... bpf resumed>) = 3 [pid 649] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 649] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 649] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 648] write(3, "1000", 4 [pid 647] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 649] <... bpf resumed>) = 5 [pid 649] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 649] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 648] <... write resumed>) = 4 [pid 647] <... bpf resumed>) = 0 [pid 649] <... bpf resumed>) = 6 [pid 648] close(3 [pid 647] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 649] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 648] <... close resumed>) = 0 [pid 648] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 647] <... bpf resumed>) = 4 [pid 648] <... bpf resumed>) = 3 [pid 647] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 648] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 648] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 647] <... bpf resumed>) = 0 [pid 648] recvmsg(-1, NULL, MSG_OOB [pid 647] recvmsg(-1, NULL, MSG_OOB [pid 648] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 647] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 648] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 647] bpf(BPF_MAP_CREATE, NULL, 0 [pid 648] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 647] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 648] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 647] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 647] <... bpf resumed>) = 5 [pid 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 647] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 647] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 646] +++ exited with 0 +++ [pid 645] +++ exited with 0 +++ [pid 647] <... bpf resumed>) = 6 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 647] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 650 attached , child_tidptr=0x555555ee9650) = 650 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 650] set_robust_list(0x555555ee9660, 24) = 0 [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 651 attached ) = 0 [pid 651] set_robust_list(0x555555ee9660, 24 [pid 650] setpgid(0, 0 [pid 651] <... set_robust_list resumed>) = 0 [pid 650] <... setpgid resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 651 [pid 651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 651] <... prctl resumed>) = 0 [pid 650] <... openat resumed>) = 3 [pid 651] setpgid(0, 0 [pid 650] write(3, "1000", 4 [pid 651] <... setpgid resumed>) = 0 [pid 650] <... write resumed>) = 4 [pid 651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 650] close(3 [pid 651] <... openat resumed>) = 3 [pid 650] <... close resumed>) = 0 [pid 651] write(3, "1000", 4 [pid 650] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 651] <... write resumed>) = 4 [pid 650] <... bpf resumed>) = 3 [pid 651] close(3 [pid 650] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 651] <... close resumed>) = 0 [pid 650] <... bpf resumed>) = 0 [pid 651] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 650] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 651] <... bpf resumed>) = 3 [pid 650] <... bpf resumed>) = 4 [pid 651] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 650] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 651] <... bpf resumed>) = 0 [pid 650] <... bpf resumed>) = 0 [pid 651] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 650] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 650] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 651] <... bpf resumed>) = 4 [pid 650] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 651] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 650] <... bpf resumed>) = 5 [pid 650] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 650] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 650] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 651] <... bpf resumed>) = 0 [pid 651] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 651] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 651] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 651] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 651] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 651] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 649] <... bpf resumed>) = 7 [pid 651] <... bpf resumed>) = 7 [pid 650] <... bpf resumed>) = 7 [pid 648] <... bpf resumed>) = 7 [pid 647] <... bpf resumed>) = 7 [pid 651] exit_group(0 [pid 650] exit_group(0 [pid 649] exit_group(0 [pid 648] exit_group(0 [pid 647] exit_group(0 [pid 651] <... exit_group resumed>) = ? [pid 650] <... exit_group resumed>) = ? [pid 649] <... exit_group resumed>) = ? [pid 648] <... exit_group resumed>) = ? [pid 651] +++ exited with 0 +++ [pid 650] +++ exited with 0 +++ [pid 647] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 649] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 652 attached ) = 0 [pid 652] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 652 [pid 652] <... set_robust_list resumed>) = 0 [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 653 attached [pid 652] <... prctl resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 654 attached [pid 653] set_robust_list(0x555555ee9660, 24 [pid 652] setpgid(0, 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 653 [pid 654] set_robust_list(0x555555ee9660, 24 [pid 653] <... set_robust_list resumed>) = 0 [pid 652] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 654 [pid 654] <... set_robust_list resumed>) = 0 [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 653] <... prctl resumed>) = 0 [pid 654] <... prctl resumed>) = 0 [pid 653] setpgid(0, 0 [pid 652] <... openat resumed>) = 3 [pid 654] setpgid(0, 0 [pid 653] <... setpgid resumed>) = 0 [pid 652] write(3, "1000", 4 [pid 654] <... setpgid resumed>) = 0 [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 652] <... write resumed>) = 4 [pid 654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 653] <... openat resumed>) = 3 [pid 652] close(3 [pid 654] <... openat resumed>) = 3 [pid 653] write(3, "1000", 4 [pid 652] <... close resumed>) = 0 [pid 654] write(3, "1000", 4 [pid 653] <... write resumed>) = 4 [pid 652] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 654] <... write resumed>) = 4 [pid 653] close(3 [pid 652] <... bpf resumed>) = 3 [pid 654] close(3 [pid 653] <... close resumed>) = 0 [pid 652] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 654] <... close resumed>) = 0 [pid 653] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 652] <... bpf resumed>) = 0 [pid 654] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 653] <... bpf resumed>) = 3 [pid 652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 654] <... bpf resumed>) = 3 [pid 653] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 652] <... bpf resumed>) = 4 [pid 654] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 653] <... bpf resumed>) = 0 [pid 652] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 654] <... bpf resumed>) = 0 [pid 653] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 654] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 653] <... bpf resumed>) = 4 [pid 652] <... bpf resumed>) = 0 [pid 653] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 652] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 654] <... bpf resumed>) = 0 [pid 654] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 653] <... bpf resumed>) = 0 [pid 652] bpf(BPF_MAP_CREATE, NULL, 0 [pid 653] recvmsg(-1, NULL, MSG_OOB [pid 652] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 653] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 652] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 653] bpf(BPF_MAP_CREATE, NULL, 0 [pid 652] <... bpf resumed>) = 5 [pid 653] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 652] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 653] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 652] <... bpf resumed>) = 0 [pid 653] <... bpf resumed>) = 5 [pid 652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 654] bpf(BPF_MAP_CREATE, NULL, 0 [pid 653] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 654] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 654] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 653] <... bpf resumed>) = 0 [pid 652] <... bpf resumed>) = 6 [pid 654] <... bpf resumed>) = 5 [pid 653] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 652] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 654] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 653] <... bpf resumed>) = 6 [pid 654] <... bpf resumed>) = 6 [pid 653] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 654] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 648] +++ exited with 0 +++ [pid 647] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 656 attached ./strace-static-x86_64: Process 655 attached [pid 656] set_robust_list(0x555555ee9660, 24 [pid 655] set_robust_list(0x555555ee9660, 24 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 655 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 656 [pid 656] <... set_robust_list resumed>) = 0 [pid 655] <... set_robust_list resumed>) = 0 [pid 656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 656] <... prctl resumed>) = 0 [pid 655] <... prctl resumed>) = 0 [pid 656] setpgid(0, 0 [pid 655] setpgid(0, 0 [pid 656] <... setpgid resumed>) = 0 [pid 655] <... setpgid resumed>) = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 655] <... openat resumed>) = 3 [pid 656] write(3, "1000", 4) = 4 [pid 655] write(3, "1000", 4 [pid 656] close(3 [pid 655] <... write resumed>) = 4 [pid 656] <... close resumed>) = 0 [pid 655] close(3 [pid 656] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 655] <... close resumed>) = 0 [pid 656] <... bpf resumed>) = 3 [pid 655] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 656] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 655] <... bpf resumed>) = 3 [pid 656] <... bpf resumed>) = 0 [pid 655] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 656] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 655] <... bpf resumed>) = 0 [pid 656] <... bpf resumed>) = 4 [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 656] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 655] <... bpf resumed>) = 4 [pid 655] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 656] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 656] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 656] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 656] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 656] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 655] <... bpf resumed>) = 0 [pid 656] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 655] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 655] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 655] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 655] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 655] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 653] <... bpf resumed>) = 7 [pid 652] <... bpf resumed>) = 7 [pid 656] <... bpf resumed>) = 7 [pid 655] <... bpf resumed>) = 7 [pid 654] <... bpf resumed>) = 7 [pid 653] exit_group(0 [pid 656] exit_group(0 [pid 655] exit_group(0 [pid 654] exit_group(0 [pid 653] <... exit_group resumed>) = ? [pid 652] exit_group(0 [pid 656] <... exit_group resumed>) = ? [pid 655] <... exit_group resumed>) = ? [pid 652] <... exit_group resumed>) = ? [pid 656] +++ exited with 0 +++ [pid 654] <... exit_group resumed>) = ? [pid 653] +++ exited with 0 +++ [pid 652] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 658 attached ./strace-static-x86_64: Process 657 attached [pid 658] set_robust_list(0x555555ee9660, 24 [pid 657] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 657 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 658 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 659 attached [pid 658] <... set_robust_list resumed>) = 0 [pid 657] <... set_robust_list resumed>) = 0 [pid 659] set_robust_list(0x555555ee9660, 24 [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 659 [pid 659] <... set_robust_list resumed>) = 0 [pid 658] <... prctl resumed>) = 0 [pid 657] <... prctl resumed>) = 0 [pid 659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 658] setpgid(0, 0 [pid 657] setpgid(0, 0 [pid 659] <... prctl resumed>) = 0 [pid 658] <... setpgid resumed>) = 0 [pid 657] <... setpgid resumed>) = 0 [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 657] <... openat resumed>) = 3 [pid 659] setpgid(0, 0 [pid 658] <... openat resumed>) = 3 [pid 657] write(3, "1000", 4 [pid 659] <... setpgid resumed>) = 0 [pid 658] write(3, "1000", 4 [pid 657] <... write resumed>) = 4 [pid 658] <... write resumed>) = 4 [pid 657] close(3 [pid 658] close(3 [pid 659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 658] <... close resumed>) = 0 [pid 657] <... close resumed>) = 0 [pid 658] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 657] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 659] <... openat resumed>) = 3 [pid 658] <... bpf resumed>) = 3 [pid 657] <... bpf resumed>) = 3 [pid 659] write(3, "1000", 4 [pid 658] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 657] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 659] <... write resumed>) = 4 [pid 658] <... bpf resumed>) = 0 [pid 657] <... bpf resumed>) = 0 [pid 659] close(3 [pid 658] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 657] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 659] <... close resumed>) = 0 [pid 657] <... bpf resumed>) = 4 [pid 657] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 659] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 659] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 658] <... bpf resumed>) = 4 [pid 657] <... bpf resumed>) = 0 [pid 659] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 658] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 657] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 657] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 658] <... bpf resumed>) = 0 [pid 657] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 658] recvmsg(-1, NULL, MSG_OOB [pid 657] <... bpf resumed>) = 5 [pid 658] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 657] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 658] bpf(BPF_MAP_CREATE, NULL, 0 [pid 657] <... bpf resumed>) = 0 [pid 658] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 657] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 658] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 659] <... bpf resumed>) = 0 [pid 658] <... bpf resumed>) = 5 [pid 657] <... bpf resumed>) = 6 [pid 658] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 657] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 658] <... bpf resumed>) = 0 [pid 658] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 659] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 659] bpf(BPF_MAP_CREATE, NULL, 0 [pid 658] <... bpf resumed>) = 6 [pid 659] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 658] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 659] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 659] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 659] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 655] +++ exited with 0 +++ [pid 654] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 661 attached ./strace-static-x86_64: Process 660 attached [pid 661] set_robust_list(0x555555ee9660, 24 [pid 660] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 660 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 661 [pid 661] <... set_robust_list resumed>) = 0 [pid 660] <... set_robust_list resumed>) = 0 [pid 660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 660] <... prctl resumed>) = 0 [pid 660] setpgid(0, 0 [pid 661] setpgid(0, 0 [pid 660] <... setpgid resumed>) = 0 [pid 661] <... setpgid resumed>) = 0 [pid 660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 660] <... openat resumed>) = 3 [pid 661] <... openat resumed>) = 3 [pid 660] write(3, "1000", 4 [pid 661] write(3, "1000", 4 [pid 660] <... write resumed>) = 4 [pid 661] <... write resumed>) = 4 [pid 660] close(3 [pid 661] close(3 [pid 660] <... close resumed>) = 0 [pid 661] <... close resumed>) = 0 [pid 660] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 661] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 660] <... bpf resumed>) = 3 [pid 661] <... bpf resumed>) = 3 [pid 660] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 661] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 660] <... bpf resumed>) = 0 [pid 661] <... bpf resumed>) = 0 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 661] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 660] <... bpf resumed>) = 4 [pid 661] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 660] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 661] <... bpf resumed>) = 0 [pid 660] <... bpf resumed>) = 0 [pid 660] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 660] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 660] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 660] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 661] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 660] <... bpf resumed>) = 6 [pid 661] bpf(BPF_MAP_CREATE, NULL, 0 [pid 660] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 661] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 661] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 661] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 661] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 661] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 657] <... bpf resumed>) = 7 [pid 660] <... bpf resumed>) = 7 [pid 659] <... bpf resumed>) = 7 [pid 658] <... bpf resumed>) = 7 [pid 661] <... bpf resumed>) = 7 [pid 657] exit_group(0 [pid 661] exit_group(0 [pid 659] exit_group(0 [pid 658] exit_group(0 [pid 657] <... exit_group resumed>) = ? [pid 661] <... exit_group resumed>) = ? [pid 659] <... exit_group resumed>) = ? [pid 658] <... exit_group resumed>) = ? [pid 661] +++ exited with 0 +++ [pid 657] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 660] exit_group(0 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 660] <... exit_group resumed>) = ? [pid 659] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 662 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 662 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 663 attached ./strace-static-x86_64: Process 664 attached [pid 662] set_robust_list(0x555555ee9660, 24 [pid 664] set_robust_list(0x555555ee9660, 24 [pid 663] set_robust_list(0x555555ee9660, 24 [pid 662] <... set_robust_list resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 664 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 663 [pid 664] <... set_robust_list resumed>) = 0 [pid 663] <... set_robust_list resumed>) = 0 [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 662] <... prctl resumed>) = 0 [pid 664] <... prctl resumed>) = 0 [pid 662] setpgid(0, 0 [pid 664] setpgid(0, 0 [pid 662] <... setpgid resumed>) = 0 [pid 664] <... setpgid resumed>) = 0 [pid 662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 662] <... openat resumed>) = 3 [pid 664] <... openat resumed>) = 3 [pid 662] write(3, "1000", 4 [pid 664] write(3, "1000", 4 [pid 663] <... prctl resumed>) = 0 [pid 662] <... write resumed>) = 4 [pid 664] <... write resumed>) = 4 [pid 662] close(3 [pid 664] close(3 [pid 662] <... close resumed>) = 0 [pid 664] <... close resumed>) = 0 [pid 662] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 664] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 663] setpgid(0, 0 [pid 662] <... bpf resumed>) = 3 [pid 664] <... bpf resumed>) = 3 [pid 662] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 664] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 663] <... setpgid resumed>) = 0 [pid 662] <... bpf resumed>) = 0 [pid 664] <... bpf resumed>) = 0 [pid 662] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 664] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 662] <... bpf resumed>) = 4 [pid 664] <... bpf resumed>) = 4 [pid 663] <... openat resumed>) = 3 [pid 662] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 664] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 663] write(3, "1000", 4 [pid 662] <... bpf resumed>) = 0 [pid 663] <... write resumed>) = 4 [pid 662] recvmsg(-1, NULL, MSG_OOB [pid 663] close(3 [pid 662] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 664] <... bpf resumed>) = 0 [pid 662] bpf(BPF_MAP_CREATE, NULL, 0 [pid 664] recvmsg(-1, NULL, MSG_OOB [pid 662] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 664] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 662] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 664] bpf(BPF_MAP_CREATE, NULL, 0 [pid 663] <... close resumed>) = 0 [pid 662] <... bpf resumed>) = 5 [pid 664] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 662] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 664] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 662] <... bpf resumed>) = 0 [pid 664] <... bpf resumed>) = 5 [pid 662] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 664] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 663] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 662] <... bpf resumed>) = 6 [pid 664] <... bpf resumed>) = 0 [pid 663] <... bpf resumed>) = 3 [pid 662] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 664] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 663] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 664] <... bpf resumed>) = 6 [pid 663] <... bpf resumed>) = 0 [pid 664] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 663] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 663] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 663] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 663] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 663] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 663] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 660] +++ exited with 0 +++ [pid 658] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 666 attached ./strace-static-x86_64: Process 665 attached [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 665 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 666 [pid 665] set_robust_list(0x555555ee9660, 24 [pid 666] set_robust_list(0x555555ee9660, 24 [pid 665] <... set_robust_list resumed>) = 0 [pid 665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 666] <... set_robust_list resumed>) = 0 [pid 665] <... prctl resumed>) = 0 [pid 665] setpgid(0, 0) = 0 [pid 665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 665] write(3, "1000", 4) = 4 [pid 665] close(3) = 0 [pid 665] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 665] <... bpf resumed>) = 3 [pid 666] <... prctl resumed>) = 0 [pid 665] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 665] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 666] setpgid(0, 0 [pid 665] <... bpf resumed>) = 4 [pid 665] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 666] <... setpgid resumed>) = 0 [pid 665] <... bpf resumed>) = 0 [pid 665] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 665] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 665] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 665] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 665] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 665] <... bpf resumed>) = 6 [pid 665] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 666] <... openat resumed>) = 3 [pid 666] write(3, "1000", 4) = 4 [pid 666] close(3) = 0 [pid 666] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 666] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 666] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 666] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 666] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 666] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 666] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 666] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 666] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 666] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 664] <... bpf resumed>) = 7 [pid 663] <... bpf resumed>) = 7 [pid 662] <... bpf resumed>) = 7 [pid 665] <... bpf resumed>) = 7 [pid 666] <... bpf resumed>) = 7 [pid 664] exit_group(0 [pid 663] exit_group(0 [pid 662] exit_group(0 [pid 665] exit_group(0 [pid 664] <... exit_group resumed>) = ? [pid 663] <... exit_group resumed>) = ? [pid 662] <... exit_group resumed>) = ? [pid 666] exit_group(0 [pid 665] <... exit_group resumed>) = ? [pid 664] +++ exited with 0 +++ [pid 663] +++ exited with 0 +++ [pid 666] <... exit_group resumed>) = ? [pid 662] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... restart_syscall resumed>) = 0 [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 667 ./strace-static-x86_64: Process 667 attached [pid 667] set_robust_list(0x555555ee9660, 24 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 668 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 669 [pid 667] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 669 attached ./strace-static-x86_64: Process 668 attached [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 667] setpgid(0, 0) = 0 [pid 669] set_robust_list(0x555555ee9660, 24 [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 669] <... set_robust_list resumed>) = 0 [pid 668] set_robust_list(0x555555ee9660, 24 [pid 667] <... openat resumed>) = 3 [pid 667] write(3, "1000", 4) = 4 [pid 667] close(3) = 0 [pid 667] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 668] <... set_robust_list resumed>) = 0 [pid 667] <... bpf resumed>) = 3 [pid 669] <... prctl resumed>) = 0 [pid 667] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 669] setpgid(0, 0 [pid 668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 669] <... setpgid resumed>) = 0 [pid 668] <... prctl resumed>) = 0 [pid 667] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 668] setpgid(0, 0) = 0 [pid 668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 668] <... openat resumed>) = 3 [pid 668] write(3, "1000", 4) = 4 [pid 668] close(3 [pid 669] <... openat resumed>) = 3 [pid 668] <... close resumed>) = 0 [pid 669] write(3, "1000", 4 [pid 668] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 669] <... write resumed>) = 4 [pid 668] <... bpf resumed>) = 3 [pid 668] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 668] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 669] close(3) = 0 [pid 667] <... bpf resumed>) = 4 [pid 666] +++ exited with 0 +++ [pid 665] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 669] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 667] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 669] <... bpf resumed>) = 3 [pid 668] <... bpf resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 670 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 671 [pid 669] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 668] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80./strace-static-x86_64: Process 671 attached [pid 671] set_robust_list(0x555555ee9660, 24 [pid 669] <... bpf resumed>) = 0 [pid 671] <... set_robust_list resumed>) = 0 [pid 671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 671] setpgid(0, 0) = 0 [pid 671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 669] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 671] <... openat resumed>) = 3 [pid 671] write(3, "1000", 4) = 4 [pid 671] close(3) = 0 [pid 671] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 671] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 671] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 669] <... bpf resumed>) = 4 [pid 669] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 671] <... bpf resumed>) = 4 [pid 671] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80./strace-static-x86_64: Process 670 attached [pid 670] set_robust_list(0x555555ee9660, 24) = 0 [pid 670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 670] setpgid(0, 0) = 0 [pid 670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 670] write(3, "1000", 4 [pid 669] <... bpf resumed>) = 0 [pid 670] <... write resumed>) = 4 [pid 670] close(3) = 0 [pid 669] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 669] bpf(BPF_MAP_CREATE, NULL, 0 [pid 670] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 669] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 670] <... bpf resumed>) = 3 [pid 670] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 670] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 669] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 670] <... bpf resumed>) = 4 [pid 670] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 669] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 667] <... bpf resumed>) = 0 [pid 668] <... bpf resumed>) = 0 [pid 669] <... bpf resumed>) = 0 [pid 668] recvmsg(-1, NULL, MSG_OOB [pid 667] recvmsg(-1, NULL, MSG_OOB [pid 669] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 668] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 667] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... bpf resumed>) = 0 [pid 671] recvmsg(-1, NULL, MSG_OOB [pid 670] <... bpf resumed>) = 0 [pid 668] bpf(BPF_MAP_CREATE, NULL, 0 [pid 667] bpf(BPF_MAP_CREATE, NULL, 0 [pid 671] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 671] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 671] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 669] <... bpf resumed>) = 6 [pid 671] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 671] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 670] recvmsg(-1, NULL, MSG_OOB [pid 669] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 668] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 667] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 670] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 668] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 667] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 671] <... bpf resumed>) = 6 [pid 670] bpf(BPF_MAP_CREATE, NULL, 0 [pid 668] <... bpf resumed>) = 5 [pid 667] <... bpf resumed>) = 5 [pid 671] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 667] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 670] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 668] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 670] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 668] <... bpf resumed>) = 0 [pid 667] <... bpf resumed>) = 0 [pid 670] <... bpf resumed>) = 5 [pid 668] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 667] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 670] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 668] <... bpf resumed>) = 6 [pid 667] <... bpf resumed>) = 6 [pid 670] <... bpf resumed>) = 0 [pid 668] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 667] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 670] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 670] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 671] <... bpf resumed>) = 7 [pid 670] <... bpf resumed>) = 7 [pid 669] <... bpf resumed>) = 7 [pid 668] <... bpf resumed>) = 7 [pid 667] <... bpf resumed>) = 7 [pid 671] exit_group(0 [pid 670] exit_group(0 [pid 669] exit_group(0 [pid 668] exit_group(0 [pid 667] exit_group(0 [pid 670] <... exit_group resumed>) = ? [pid 668] <... exit_group resumed>) = ? [pid 667] <... exit_group resumed>) = ? [pid 671] <... exit_group resumed>) = ? [pid 670] +++ exited with 0 +++ [pid 669] <... exit_group resumed>) = ? [pid 668] +++ exited with 0 +++ [pid 667] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=668, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 672 ./strace-static-x86_64: Process 673 attached ./strace-static-x86_64: Process 672 attached [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 673] set_robust_list(0x555555ee9660, 24 [pid 672] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 673 [pid 673] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 674 attached [pid 673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 672] <... set_robust_list resumed>) = 0 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 674 [pid 674] set_robust_list(0x555555ee9660, 24 [pid 673] <... prctl resumed>) = 0 [pid 672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 674] <... set_robust_list resumed>) = 0 [pid 672] <... prctl resumed>) = 0 [pid 674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 673] setpgid(0, 0 [pid 672] setpgid(0, 0 [pid 674] <... prctl resumed>) = 0 [pid 672] <... setpgid resumed>) = 0 [pid 673] <... setpgid resumed>) = 0 [pid 674] setpgid(0, 0 [pid 672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 674] <... setpgid resumed>) = 0 [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 672] <... openat resumed>) = 3 [pid 674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 673] <... openat resumed>) = 3 [pid 672] write(3, "1000", 4 [pid 674] <... openat resumed>) = 3 [pid 673] write(3, "1000", 4 [pid 672] <... write resumed>) = 4 [pid 674] write(3, "1000", 4 [pid 673] <... write resumed>) = 4 [pid 672] close(3 [pid 674] <... write resumed>) = 4 [pid 672] <... close resumed>) = 0 [pid 674] close(3) = 0 [pid 673] close(3 [pid 672] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 674] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 672] <... bpf resumed>) = 3 [pid 674] <... bpf resumed>) = 3 [pid 673] <... close resumed>) = 0 [pid 672] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 674] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 673] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 672] <... bpf resumed>) = 0 [pid 674] <... bpf resumed>) = 0 [pid 673] <... bpf resumed>) = 3 [pid 672] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 674] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 673] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 673] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 672] <... bpf resumed>) = 4 [pid 674] <... bpf resumed>) = 4 [pid 673] <... bpf resumed>) = 4 [pid 672] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 674] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 673] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 672] <... bpf resumed>) = 0 [pid 673] recvmsg(-1, NULL, MSG_OOB [pid 672] recvmsg(-1, NULL, MSG_OOB [pid 673] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 672] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 673] bpf(BPF_MAP_CREATE, NULL, 0 [pid 672] bpf(BPF_MAP_CREATE, NULL, 0 [pid 673] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 672] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 673] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 673] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 673] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 674] <... bpf resumed>) = 0 [pid 672] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 674] recvmsg(-1, NULL, MSG_OOB [pid 673] <... bpf resumed>) = 6 [pid 673] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 674] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 672] <... bpf resumed>) = 5 [pid 674] bpf(BPF_MAP_CREATE, NULL, 0 [pid 672] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 674] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 672] <... bpf resumed>) = 0 [pid 674] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 672] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 674] <... bpf resumed>) = 5 [pid 674] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 674] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 672] <... bpf resumed>) = 6 [pid 674] <... bpf resumed>) = 6 [pid 672] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 674] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 671] +++ exited with 0 +++ [pid 669] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 675 ./strace-static-x86_64: Process 675 attached [pid 297] <... restart_syscall resumed>) = 0 [pid 675] set_robust_list(0x555555ee9660, 24) = 0 [pid 675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 676 attached [pid 675] <... prctl resumed>) = 0 [pid 675] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 676 [pid 676] set_robust_list(0x555555ee9660, 24 [pid 675] <... setpgid resumed>) = 0 [pid 676] <... set_robust_list resumed>) = 0 [pid 675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 675] <... openat resumed>) = 3 [pid 676] <... prctl resumed>) = 0 [pid 675] write(3, "1000", 4 [pid 676] setpgid(0, 0 [pid 675] <... write resumed>) = 4 [pid 676] <... setpgid resumed>) = 0 [pid 675] close(3 [pid 676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 675] <... close resumed>) = 0 [pid 675] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 676] <... openat resumed>) = 3 [pid 676] write(3, "1000", 4 [pid 675] <... bpf resumed>) = 3 [pid 676] <... write resumed>) = 4 [pid 675] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 676] close(3 [pid 675] <... bpf resumed>) = 0 [pid 676] <... close resumed>) = 0 [pid 675] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 676] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 676] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 675] <... bpf resumed>) = 4 [pid 676] <... bpf resumed>) = 0 [pid 676] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 675] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 676] <... bpf resumed>) = 4 [pid 676] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 675] <... bpf resumed>) = 0 [pid 675] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 676] recvmsg(-1, NULL, MSG_OOB [pid 675] bpf(BPF_MAP_CREATE, NULL, 0 [pid 676] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 675] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 676] bpf(BPF_MAP_CREATE, NULL, 0 [pid 675] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 676] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 676] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 675] <... bpf resumed>) = 5 [pid 676] <... bpf resumed>) = 5 [pid 676] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 675] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 676] <... bpf resumed>) = 0 [pid 675] <... bpf resumed>) = 0 [pid 676] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 675] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 676] <... bpf resumed>) = 6 [pid 675] <... bpf resumed>) = 6 [pid 676] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 675] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 673] <... bpf resumed>) = 7 [pid 676] <... bpf resumed>) = 7 [pid 675] <... bpf resumed>) = 7 [pid 674] <... bpf resumed>) = 7 [pid 673] exit_group(0 [pid 672] <... bpf resumed>) = 7 [pid 676] exit_group(0 [pid 675] exit_group(0 [pid 674] exit_group(0 [pid 673] <... exit_group resumed>) = ? [pid 676] <... exit_group resumed>) = ? [pid 675] <... exit_group resumed>) = ? [pid 674] <... exit_group resumed>) = ? [pid 673] +++ exited with 0 +++ [pid 672] exit_group(0 [pid 676] +++ exited with 0 +++ [pid 675] +++ exited with 0 +++ [pid 672] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 678 attached ./strace-static-x86_64: Process 677 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 677 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 678 [pid 678] set_robust_list(0x555555ee9660, 24 [pid 677] set_robust_list(0x555555ee9660, 24 [pid 678] <... set_robust_list resumed>) = 0 [pid 677] <... set_robust_list resumed>) = 0 [pid 678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 678] <... prctl resumed>) = 0 [pid 677] <... prctl resumed>) = 0 [pid 677] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 679 [pid 678] setpgid(0, 0 [pid 677] <... setpgid resumed>) = 0 [pid 678] <... setpgid resumed>) = 0 [pid 677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 679 attached [pid 677] <... openat resumed>) = 3 [pid 678] <... openat resumed>) = 3 [pid 677] write(3, "1000", 4 [pid 678] write(3, "1000", 4 [pid 677] <... write resumed>) = 4 [pid 678] <... write resumed>) = 4 [pid 677] close(3 [pid 678] close(3 [pid 677] <... close resumed>) = 0 [pid 678] <... close resumed>) = 0 [pid 677] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 678] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 677] <... bpf resumed>) = 3 [pid 678] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 677] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 678] <... bpf resumed>) = 0 [pid 677] <... bpf resumed>) = 0 [pid 678] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 677] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 679] set_robust_list(0x555555ee9660, 24 [pid 677] <... bpf resumed>) = 4 [pid 677] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 679] <... set_robust_list resumed>) = 0 [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 679] setpgid(0, 0) = 0 [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 679] write(3, "1000", 4 [pid 677] <... bpf resumed>) = 0 [pid 678] <... bpf resumed>) = 4 [pid 677] recvmsg(-1, NULL, MSG_OOB [pid 678] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 677] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 677] bpf(BPF_MAP_CREATE, NULL, 0 [pid 679] <... write resumed>) = 4 [pid 679] close(3 [pid 677] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 679] <... close resumed>) = 0 [pid 677] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 679] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 677] <... bpf resumed>) = 5 [pid 679] <... bpf resumed>) = 3 [pid 677] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 679] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 677] <... bpf resumed>) = 0 [pid 679] <... bpf resumed>) = 0 [pid 677] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 679] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 678] <... bpf resumed>) = 0 [pid 679] <... bpf resumed>) = 4 [pid 678] recvmsg(-1, NULL, MSG_OOB [pid 677] <... bpf resumed>) = 6 [pid 679] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 678] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 677] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 678] bpf(BPF_MAP_CREATE, NULL, 0 [pid 679] <... bpf resumed>) = 0 [pid 678] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 678] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 679] recvmsg(-1, NULL, MSG_OOB [pid 678] <... bpf resumed>) = 5 [pid 679] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 678] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 679] bpf(BPF_MAP_CREATE, NULL, 0 [pid 678] <... bpf resumed>) = 0 [pid 679] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 678] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 674] +++ exited with 0 +++ [pid 672] +++ exited with 0 +++ [pid 679] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 679] <... bpf resumed>) = 5 [pid 678] <... bpf resumed>) = 6 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 679] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 678] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 679] <... bpf resumed>) = 0 [pid 679] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 681 attached ./strace-static-x86_64: Process 680 attached [pid 679] <... bpf resumed>) = 6 [pid 681] set_robust_list(0x555555ee9660, 24 [pid 680] set_robust_list(0x555555ee9660, 24 [pid 679] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 680 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 681 [pid 681] <... set_robust_list resumed>) = 0 [pid 680] <... set_robust_list resumed>) = 0 [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 680] <... prctl resumed>) = 0 [pid 681] <... prctl resumed>) = 0 [pid 680] setpgid(0, 0 [pid 681] setpgid(0, 0 [pid 680] <... setpgid resumed>) = 0 [pid 681] <... setpgid resumed>) = 0 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 680] <... openat resumed>) = 3 [pid 681] <... openat resumed>) = 3 [pid 680] write(3, "1000", 4 [pid 681] write(3, "1000", 4 [pid 680] <... write resumed>) = 4 [pid 681] <... write resumed>) = 4 [pid 680] close(3 [pid 681] close(3 [pid 680] <... close resumed>) = 0 [pid 681] <... close resumed>) = 0 [pid 680] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 681] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 680] <... bpf resumed>) = 3 [pid 681] <... bpf resumed>) = 3 [pid 680] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 681] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 680] <... bpf resumed>) = 0 [pid 681] <... bpf resumed>) = 0 [pid 680] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 681] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 680] <... bpf resumed>) = 4 [pid 680] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 681] <... bpf resumed>) = 4 [pid 680] <... bpf resumed>) = 0 [pid 681] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 680] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 680] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 680] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 680] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 680] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 681] <... bpf resumed>) = 0 [pid 680] <... bpf resumed>) = 6 [pid 681] recvmsg(-1, NULL, MSG_OOB [pid 680] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 681] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 681] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 681] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 681] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 681] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 681] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 677] <... bpf resumed>) = 7 [pid 681] <... bpf resumed>) = 7 [pid 680] <... bpf resumed>) = 7 [pid 679] <... bpf resumed>) = 7 [pid 678] <... bpf resumed>) = 7 [pid 677] exit_group(0 [pid 681] exit_group(0 [pid 680] exit_group(0 [pid 679] exit_group(0 [pid 678] exit_group(0 [pid 677] <... exit_group resumed>) = ? [pid 681] <... exit_group resumed>) = ? [pid 680] <... exit_group resumed>) = ? [pid 679] <... exit_group resumed>) = ? [pid 678] <... exit_group resumed>) = ? [pid 677] +++ exited with 0 +++ [pid 681] +++ exited with 0 +++ [pid 678] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 682 attached [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 682] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 682 [pid 296] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 682] <... set_robust_list resumed>) = 0 [pid 682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 684 attached ./strace-static-x86_64: Process 683 attached [pid 682] setpgid(0, 0 [pid 684] set_robust_list(0x555555ee9660, 24 [pid 683] set_robust_list(0x555555ee9660, 24 [pid 682] <... setpgid resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 683 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 684 [pid 684] <... set_robust_list resumed>) = 0 [pid 683] <... set_robust_list resumed>) = 0 [pid 682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 683] <... prctl resumed>) = 0 [pid 682] write(3, "1000", 4 [pid 684] <... prctl resumed>) = 0 [pid 683] setpgid(0, 0 [pid 682] <... write resumed>) = 4 [pid 684] setpgid(0, 0 [pid 682] close(3 [pid 683] <... setpgid resumed>) = 0 [pid 682] <... close resumed>) = 0 [pid 684] <... setpgid resumed>) = 0 [pid 683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 682] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 683] <... openat resumed>) = 3 [pid 684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 683] write(3, "1000", 4 [pid 682] <... bpf resumed>) = 3 [pid 684] <... openat resumed>) = 3 [pid 683] <... write resumed>) = 4 [pid 682] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 684] write(3, "1000", 4 [pid 683] close(3 [pid 682] <... bpf resumed>) = 0 [pid 684] <... write resumed>) = 4 [pid 683] <... close resumed>) = 0 [pid 682] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 684] close(3 [pid 683] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 684] <... close resumed>) = 0 [pid 683] <... bpf resumed>) = 3 [pid 682] <... bpf resumed>) = 4 [pid 684] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 683] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 682] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 683] <... bpf resumed>) = 0 [pid 684] <... bpf resumed>) = 3 [pid 684] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 684] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 684] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 682] <... bpf resumed>) = 0 [pid 684] recvmsg(-1, NULL, MSG_OOB [pid 682] recvmsg(-1, NULL, MSG_OOB [pid 684] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... bpf resumed>) = 4 [pid 682] bpf(BPF_MAP_CREATE, NULL, 0 [pid 683] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 682] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 684] bpf(BPF_MAP_CREATE, NULL, 0 [pid 682] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 684] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 684] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 684] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 682] <... bpf resumed>) = 5 [pid 684] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 682] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 684] <... bpf resumed>) = 6 [pid 683] <... bpf resumed>) = 0 [pid 682] <... bpf resumed>) = 0 [pid 684] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 683] recvmsg(-1, NULL, MSG_OOB [pid 682] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 683] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... bpf resumed>) = 6 [pid 683] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 682] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 683] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 683] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 683] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 679] +++ exited with 0 +++ [pid 680] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 685 attached [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 685 [pid 685] set_robust_list(0x555555ee9660, 24./strace-static-x86_64: Process 686 attached [pid 686] set_robust_list(0x555555ee9660, 24 [pid 685] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 686 [pid 686] <... set_robust_list resumed>) = 0 [pid 685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 685] <... prctl resumed>) = 0 [pid 686] <... prctl resumed>) = 0 [pid 685] setpgid(0, 0 [pid 686] setpgid(0, 0) = 0 [pid 685] <... setpgid resumed>) = 0 [pid 686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 686] <... openat resumed>) = 3 [pid 685] <... openat resumed>) = 3 [pid 686] write(3, "1000", 4 [pid 685] write(3, "1000", 4 [pid 686] <... write resumed>) = 4 [pid 685] <... write resumed>) = 4 [pid 686] close(3 [pid 685] close(3 [pid 686] <... close resumed>) = 0 [pid 685] <... close resumed>) = 0 [pid 686] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 685] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 686] <... bpf resumed>) = 3 [pid 686] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 685] <... bpf resumed>) = 3 [pid 686] <... bpf resumed>) = 0 [pid 685] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 686] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 685] <... bpf resumed>) = 0 [pid 685] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 686] <... bpf resumed>) = 4 [pid 685] <... bpf resumed>) = 4 [pid 686] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 685] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 686] <... bpf resumed>) = 0 [pid 685] <... bpf resumed>) = 0 [pid 686] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 686] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 686] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 686] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 685] recvmsg(-1, NULL, MSG_OOB [pid 686] <... bpf resumed>) = 0 [pid 685] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 686] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 685] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 685] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 686] <... bpf resumed>) = 6 [pid 685] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 686] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 685] <... bpf resumed>) = 0 [pid 685] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 685] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 684] <... bpf resumed>) = 7 [pid 686] <... bpf resumed>) = 7 [pid 685] <... bpf resumed>) = 7 [pid 684] exit_group(0 [pid 683] <... bpf resumed>) = 7 [pid 682] <... bpf resumed>) = 7 [pid 686] exit_group(0 [pid 685] exit_group(0 [pid 684] <... exit_group resumed>) = ? [pid 686] <... exit_group resumed>) = ? [pid 685] <... exit_group resumed>) = ? [pid 684] +++ exited with 0 +++ [pid 683] exit_group(0 [pid 682] exit_group(0 [pid 686] +++ exited with 0 +++ [pid 685] +++ exited with 0 +++ [pid 683] <... exit_group resumed>) = ? [pid 682] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 687 ./strace-static-x86_64: Process 687 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 687] set_robust_list(0x555555ee9660, 24) = 0 [pid 687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 687] setpgid(0, 0) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 688 attached [pid 687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 688] set_robust_list(0x555555ee9660, 24 [pid 687] <... openat resumed>) = 3 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 688 [pid 688] <... set_robust_list resumed>) = 0 [pid 687] write(3, "1000", 4 [pid 688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 687] <... write resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 688] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 689 attached [pid 688] setpgid(0, 0 [pid 687] close(3 [pid 689] set_robust_list(0x555555ee9660, 24 [pid 688] <... setpgid resumed>) = 0 [pid 687] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 689 [pid 689] <... set_robust_list resumed>) = 0 [pid 689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 687] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 689] <... prctl resumed>) = 0 [pid 689] setpgid(0, 0 [pid 688] <... openat resumed>) = 3 [pid 687] <... bpf resumed>) = 3 [pid 689] <... setpgid resumed>) = 0 [pid 688] write(3, "1000", 4 [pid 687] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 688] <... write resumed>) = 4 [pid 687] <... bpf resumed>) = 0 [pid 689] <... openat resumed>) = 3 [pid 688] close(3 [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 689] write(3, "1000", 4 [pid 688] <... close resumed>) = 0 [pid 688] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 689] <... write resumed>) = 4 [pid 687] <... bpf resumed>) = 4 [pid 689] close(3 [pid 687] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 689] <... close resumed>) = 0 [pid 689] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 689] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 688] <... bpf resumed>) = 3 [pid 687] <... bpf resumed>) = 0 [pid 689] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 688] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 687] recvmsg(-1, NULL, MSG_OOB [pid 689] <... bpf resumed>) = 0 [pid 688] <... bpf resumed>) = 0 [pid 687] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 688] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 687] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 687] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 689] recvmsg(-1, NULL, MSG_OOB [pid 687] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 688] <... bpf resumed>) = 4 [pid 688] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 687] <... bpf resumed>) = 0 [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 689] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 689] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 687] <... bpf resumed>) = 6 [pid 687] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 689] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 689] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 688] <... bpf resumed>) = 0 [pid 689] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 688] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 688] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 688] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 688] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 688] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 683] +++ exited with 0 +++ [pid 682] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 688] <... bpf resumed>) = 6 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 688] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 691 attached ./strace-static-x86_64: Process 690 attached [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 690 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 691 [pid 691] set_robust_list(0x555555ee9660, 24 [pid 690] set_robust_list(0x555555ee9660, 24 [pid 691] <... set_robust_list resumed>) = 0 [pid 690] <... set_robust_list resumed>) = 0 [pid 690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 690] <... prctl resumed>) = 0 [pid 691] <... prctl resumed>) = 0 [pid 690] setpgid(0, 0) = 0 [pid 690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 691] setpgid(0, 0) = 0 [pid 690] <... openat resumed>) = 3 [pid 690] write(3, "1000", 4 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 690] <... write resumed>) = 4 [pid 691] <... openat resumed>) = 3 [pid 690] close(3 [pid 691] write(3, "1000", 4 [pid 690] <... close resumed>) = 0 [pid 691] <... write resumed>) = 4 [pid 690] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 691] close(3 [pid 690] <... bpf resumed>) = 3 [pid 691] <... close resumed>) = 0 [pid 690] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 691] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 691] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 690] <... bpf resumed>) = 4 [pid 691] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 690] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 691] <... bpf resumed>) = 4 [pid 691] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 690] <... bpf resumed>) = 0 [pid 690] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 690] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 690] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 690] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 691] <... bpf resumed>) = 0 [pid 690] <... bpf resumed>) = 6 [pid 690] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 691] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 691] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 691] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 691] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 691] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 691] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 689] <... bpf resumed>) = 7 [pid 687] <... bpf resumed>) = 7 [pid 691] <... bpf resumed>) = 7 [pid 690] <... bpf resumed>) = 7 [pid 689] exit_group(0 [pid 688] <... bpf resumed>) = 7 [pid 687] exit_group(0 [pid 691] exit_group(0 [pid 690] exit_group(0 [pid 689] <... exit_group resumed>) = ? [pid 688] exit_group(0 [pid 687] <... exit_group resumed>) = ? [pid 691] <... exit_group resumed>) = ? [pid 690] <... exit_group resumed>) = ? [pid 689] +++ exited with 0 +++ [pid 688] <... exit_group resumed>) = ? [pid 687] +++ exited with 0 +++ [pid 688] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 692 attached ./strace-static-x86_64: Process 693 attached [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 693] set_robust_list(0x555555ee9660, 24 [pid 692] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 693 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 692 [pid 693] <... set_robust_list resumed>) = 0 [pid 692] <... set_robust_list resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 693] <... prctl resumed>) = 0 [pid 692] <... prctl resumed>) = 0 [pid 693] setpgid(0, 0 [pid 692] setpgid(0, 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 694 attached [pid 693] <... setpgid resumed>) = 0 [pid 692] <... setpgid resumed>) = 0 [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 694 [pid 693] <... openat resumed>) = 3 [pid 692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 694] set_robust_list(0x555555ee9660, 24 [pid 693] write(3, "1000", 4 [pid 692] <... openat resumed>) = 3 [pid 694] <... set_robust_list resumed>) = 0 [pid 693] <... write resumed>) = 4 [pid 692] write(3, "1000", 4 [pid 694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 693] close(3 [pid 692] <... write resumed>) = 4 [pid 694] <... prctl resumed>) = 0 [pid 693] <... close resumed>) = 0 [pid 692] close(3) = 0 [pid 693] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 694] setpgid(0, 0 [pid 692] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 694] <... setpgid resumed>) = 0 [pid 693] <... bpf resumed>) = 3 [pid 692] <... bpf resumed>) = 3 [pid 694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 693] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 692] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 694] <... openat resumed>) = 3 [pid 693] <... bpf resumed>) = 0 [pid 692] <... bpf resumed>) = 0 [pid 694] write(3, "1000", 4 [pid 693] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 692] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 694] <... write resumed>) = 4 [pid 694] close(3 [pid 693] <... bpf resumed>) = 4 [pid 692] <... bpf resumed>) = 4 [pid 694] <... close resumed>) = 0 [pid 693] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 692] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 694] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 694] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 694] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 694] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 693] <... bpf resumed>) = 0 [pid 692] <... bpf resumed>) = 0 [pid 693] recvmsg(-1, NULL, MSG_OOB [pid 692] recvmsg(-1, NULL, MSG_OOB [pid 693] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 693] bpf(BPF_MAP_CREATE, NULL, 0 [pid 692] bpf(BPF_MAP_CREATE, NULL, 0 [pid 693] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 692] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 693] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 692] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 693] <... bpf resumed>) = 5 [pid 693] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 692] <... bpf resumed>) = 5 [pid 693] <... bpf resumed>) = 0 [pid 692] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 693] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 694] recvmsg(-1, NULL, MSG_OOB [pid 692] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 694] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 693] <... bpf resumed>) = 6 [pid 694] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 694] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 693] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 692] <... bpf resumed>) = 6 [pid 694] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 692] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 694] <... bpf resumed>) = 0 [pid 694] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 690] +++ exited with 0 +++ [pid 691] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 695 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 696 ./strace-static-x86_64: Process 696 attached [pid 696] set_robust_list(0x555555ee9660, 24) = 0 [pid 696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 696] setpgid(0, 0) = 0 [pid 696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 696] write(3, "1000", 4 [pid 694] <... bpf resumed>) = 6 [pid 696] <... write resumed>) = 4 [pid 696] close(3) = 0 [pid 696] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 695 attached ) = 3 [pid 694] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 696] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 695] set_robust_list(0x555555ee9660, 24) = 0 [pid 696] <... bpf resumed>) = 4 [pid 695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 696] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 695] <... prctl resumed>) = 0 [pid 695] setpgid(0, 0) = 0 [pid 695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 695] write(3, "1000", 4) = 4 [pid 695] close(3 [pid 696] <... bpf resumed>) = 0 [pid 696] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 696] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 696] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 696] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 695] <... close resumed>) = 0 [pid 695] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 696] <... bpf resumed>) = 6 [pid 696] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 695] <... bpf resumed>) = 3 [pid 695] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 695] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 695] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 695] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 695] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 695] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 695] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 693] <... bpf resumed>) = 7 [pid 696] <... bpf resumed>) = 7 [pid 695] <... bpf resumed>) = 7 [pid 694] <... bpf resumed>) = 7 [pid 692] <... bpf resumed>) = 7 [pid 696] exit_group(0 [pid 695] exit_group(0 [pid 694] exit_group(0 [pid 693] exit_group(0 [pid 696] <... exit_group resumed>) = ? [pid 695] <... exit_group resumed>) = ? [pid 694] <... exit_group resumed>) = ? [pid 693] <... exit_group resumed>) = ? [pid 692] exit_group(0 [pid 696] +++ exited with 0 +++ [pid 695] +++ exited with 0 +++ [pid 694] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 692] <... exit_group resumed>) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 697 attached [pid 697] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 697 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 699 attached ./strace-static-x86_64: Process 698 attached [pid 697] <... set_robust_list resumed>) = 0 [pid 699] set_robust_list(0x555555ee9660, 24 [pid 698] set_robust_list(0x555555ee9660, 24 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 698 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 699 [pid 699] <... set_robust_list resumed>) = 0 [pid 698] <... set_robust_list resumed>) = 0 [pid 697] <... prctl resumed>) = 0 [pid 697] setpgid(0, 0 [pid 699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 697] <... setpgid resumed>) = 0 [pid 699] <... prctl resumed>) = 0 [pid 698] <... prctl resumed>) = 0 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 698] setpgid(0, 0 [pid 699] setpgid(0, 0) = 0 [pid 698] <... setpgid resumed>) = 0 [pid 697] <... openat resumed>) = 3 [pid 699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 697] write(3, "1000", 4 [pid 699] <... openat resumed>) = 3 [pid 698] <... openat resumed>) = 3 [pid 697] <... write resumed>) = 4 [pid 699] write(3, "1000", 4 [pid 698] write(3, "1000", 4 [pid 697] close(3 [pid 699] <... write resumed>) = 4 [pid 698] <... write resumed>) = 4 [pid 697] <... close resumed>) = 0 [pid 699] close(3 [pid 698] close(3 [pid 697] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 699] <... close resumed>) = 0 [pid 698] <... close resumed>) = 0 [pid 697] <... bpf resumed>) = 3 [pid 699] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 698] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 697] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 699] <... bpf resumed>) = 3 [pid 698] <... bpf resumed>) = 3 [pid 697] <... bpf resumed>) = 0 [pid 699] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 698] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 697] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 699] <... bpf resumed>) = 0 [pid 698] <... bpf resumed>) = 0 [pid 699] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 698] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 697] <... bpf resumed>) = 4 [pid 699] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 697] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 699] <... bpf resumed>) = 0 [pid 697] <... bpf resumed>) = 0 [pid 698] <... bpf resumed>) = 4 [pid 697] recvmsg(-1, NULL, MSG_OOB [pid 699] recvmsg(-1, NULL, MSG_OOB [pid 698] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 697] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 699] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 697] bpf(BPF_MAP_CREATE, NULL, 0 [pid 699] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 699] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 699] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 699] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 698] <... bpf resumed>) = 0 [pid 697] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 699] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 698] recvmsg(-1, NULL, MSG_OOB [pid 697] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 698] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 697] <... bpf resumed>) = 5 [pid 698] bpf(BPF_MAP_CREATE, NULL, 0 [pid 697] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 698] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 697] <... bpf resumed>) = 0 [pid 698] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 697] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 698] <... bpf resumed>) = 5 [pid 698] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 697] <... bpf resumed>) = 6 [pid 698] <... bpf resumed>) = 0 [pid 697] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 698] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 698] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 693] +++ exited with 0 +++ [pid 692] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 701 attached ./strace-static-x86_64: Process 700 attached [pid 701] set_robust_list(0x555555ee9660, 24 [pid 700] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 700 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 701 [pid 701] <... set_robust_list resumed>) = 0 [pid 700] <... set_robust_list resumed>) = 0 [pid 700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 700] <... prctl resumed>) = 0 [pid 700] setpgid(0, 0 [pid 701] <... prctl resumed>) = 0 [pid 700] <... setpgid resumed>) = 0 [pid 700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 701] setpgid(0, 0) = 0 [pid 700] <... openat resumed>) = 3 [pid 701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 700] write(3, "1000", 4 [pid 701] write(3, "1000", 4 [pid 700] <... write resumed>) = 4 [pid 701] <... write resumed>) = 4 [pid 700] close(3) = 0 [pid 701] close(3) = 0 [pid 700] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 701] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 700] <... bpf resumed>) = 3 [pid 701] <... bpf resumed>) = 3 [pid 700] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 701] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 700] <... bpf resumed>) = 0 [pid 701] <... bpf resumed>) = 0 [pid 700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 701] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 700] <... bpf resumed>) = 4 [pid 701] <... bpf resumed>) = 4 [pid 700] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 701] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 700] <... bpf resumed>) = 0 [pid 700] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 700] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 700] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 700] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 700] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 701] <... bpf resumed>) = 0 [pid 701] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 701] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 701] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 701] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 701] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 701] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 699] <... bpf resumed>) = 7 [pid 701] <... bpf resumed>) = 7 [pid 700] <... bpf resumed>) = 7 [pid 699] exit_group(0 [pid 698] <... bpf resumed>) = 7 [pid 697] <... bpf resumed>) = 7 [pid 701] exit_group(0 [pid 700] exit_group(0 [pid 699] <... exit_group resumed>) = ? [pid 698] exit_group(0 [pid 697] exit_group(0 [pid 701] <... exit_group resumed>) = ? [pid 700] <... exit_group resumed>) = ? [pid 699] +++ exited with 0 +++ [pid 698] <... exit_group resumed>) = ? [pid 697] <... exit_group resumed>) = ? [pid 701] +++ exited with 0 +++ [pid 698] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 702 attached [pid 702] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 702 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 704 attached ./strace-static-x86_64: Process 703 attached [pid 702] <... set_robust_list resumed>) = 0 [pid 704] set_robust_list(0x555555ee9660, 24 [pid 703] set_robust_list(0x555555ee9660, 24 [pid 702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 703 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 704 [pid 704] <... set_robust_list resumed>) = 0 [pid 703] <... set_robust_list resumed>) = 0 [pid 702] <... prctl resumed>) = 0 [pid 704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 702] setpgid(0, 0 [pid 704] <... prctl resumed>) = 0 [pid 703] <... prctl resumed>) = 0 [pid 702] <... setpgid resumed>) = 0 [pid 702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 704] setpgid(0, 0 [pid 703] setpgid(0, 0 [pid 704] <... setpgid resumed>) = 0 [pid 703] <... setpgid resumed>) = 0 [pid 702] <... openat resumed>) = 3 [pid 702] write(3, "1000", 4) = 4 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 702] close(3 [pid 704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 703] <... openat resumed>) = 3 [pid 702] <... close resumed>) = 0 [pid 704] <... openat resumed>) = 3 [pid 703] write(3, "1000", 4 [pid 702] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 704] write(3, "1000", 4 [pid 703] <... write resumed>) = 4 [pid 702] <... bpf resumed>) = 3 [pid 704] <... write resumed>) = 4 [pid 703] close(3 [pid 702] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 704] close(3 [pid 703] <... close resumed>) = 0 [pid 702] <... bpf resumed>) = 0 [pid 704] <... close resumed>) = 0 [pid 703] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 704] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 703] <... bpf resumed>) = 3 [pid 702] <... bpf resumed>) = 4 [pid 704] <... bpf resumed>) = 3 [pid 703] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 702] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 703] <... bpf resumed>) = 0 [pid 704] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 704] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 703] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 702] <... bpf resumed>) = 0 [pid 704] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 702] recvmsg(-1, NULL, MSG_OOB [pid 704] <... bpf resumed>) = 0 [pid 703] <... bpf resumed>) = 4 [pid 702] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 703] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 702] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 704] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 704] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 704] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 704] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 703] <... bpf resumed>) = 0 [pid 702] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 703] recvmsg(-1, NULL, MSG_OOB [pid 704] <... bpf resumed>) = 0 [pid 703] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 702] <... bpf resumed>) = 5 [pid 704] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 703] bpf(BPF_MAP_CREATE, NULL, 0 [pid 702] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 703] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 702] <... bpf resumed>) = 0 [pid 704] <... bpf resumed>) = 6 [pid 703] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 704] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 703] <... bpf resumed>) = 5 [pid 703] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 702] <... bpf resumed>) = 6 [pid 703] <... bpf resumed>) = 0 [pid 702] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 703] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 703] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 697] +++ exited with 0 +++ [pid 700] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 705 attached [pid 705] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 705 [pid 705] <... set_robust_list resumed>) = 0 [pid 705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 705] setpgid(0, 0) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 706 attached [pid 705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 706 [pid 706] set_robust_list(0x555555ee9660, 24 [pid 705] <... openat resumed>) = 3 [pid 706] <... set_robust_list resumed>) = 0 [pid 705] write(3, "1000", 4 [pid 706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 705] <... write resumed>) = 4 [pid 706] <... prctl resumed>) = 0 [pid 705] close(3) = 0 [pid 706] setpgid(0, 0 [pid 705] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 706] <... setpgid resumed>) = 0 [pid 705] <... bpf resumed>) = 3 [pid 706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 705] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 706] <... openat resumed>) = 3 [pid 705] <... bpf resumed>) = 0 [pid 706] write(3, "1000", 4 [pid 705] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 706] <... write resumed>) = 4 [pid 706] close(3) = 0 [pid 706] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 705] <... bpf resumed>) = 4 [pid 706] <... bpf resumed>) = 3 [pid 705] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 706] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 706] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 706] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 705] <... bpf resumed>) = 0 [pid 705] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 705] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 705] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 705] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 705] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 706] <... bpf resumed>) = 0 [pid 706] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 705] <... bpf resumed>) = 6 [pid 706] bpf(BPF_MAP_CREATE, NULL, 0 [pid 705] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 706] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 706] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 706] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 706] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 706] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 704] <... bpf resumed>) = 7 [pid 705] <... bpf resumed>) = 7 [pid 703] <... bpf resumed>) = 7 [pid 702] <... bpf resumed>) = 7 [pid 705] exit_group(0 [pid 704] exit_group(0 [pid 703] exit_group(0 [pid 702] exit_group(0 [pid 705] <... exit_group resumed>) = ? [pid 704] <... exit_group resumed>) = ? [pid 703] <... exit_group resumed>) = ? [pid 702] <... exit_group resumed>) = ? [pid 706] <... bpf resumed>) = 7 [pid 704] +++ exited with 0 +++ [pid 703] +++ exited with 0 +++ [pid 706] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 706] <... exit_group resumed>) = ? [pid 702] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 707 attached [pid 707] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 707 [pid 707] <... set_robust_list resumed>) = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 707] setpgid(0, 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 709 attached ./strace-static-x86_64: Process 708 attached [pid 707] <... setpgid resumed>) = 0 [pid 709] set_robust_list(0x555555ee9660, 24 [pid 708] set_robust_list(0x555555ee9660, 24 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 708 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 709 [pid 709] <... set_robust_list resumed>) = 0 [pid 708] <... set_robust_list resumed>) = 0 [pid 707] <... openat resumed>) = 3 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 707] write(3, "1000", 4 [pid 709] <... prctl resumed>) = 0 [pid 708] <... prctl resumed>) = 0 [pid 707] <... write resumed>) = 4 [pid 709] setpgid(0, 0 [pid 708] setpgid(0, 0 [pid 707] close(3 [pid 709] <... setpgid resumed>) = 0 [pid 708] <... setpgid resumed>) = 0 [pid 707] <... close resumed>) = 0 [pid 708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 707] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 708] <... openat resumed>) = 3 [pid 707] <... bpf resumed>) = 3 [pid 708] write(3, "1000", 4 [pid 709] <... openat resumed>) = 3 [pid 707] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 709] write(3, "1000", 4 [pid 708] <... write resumed>) = 4 [pid 707] <... bpf resumed>) = 0 [pid 708] close(3 [pid 707] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 709] <... write resumed>) = 4 [pid 708] <... close resumed>) = 0 [pid 709] close(3) = 0 [pid 707] <... bpf resumed>) = 4 [pid 709] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 708] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 707] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 709] <... bpf resumed>) = 3 [pid 706] +++ exited with 0 +++ [pid 705] +++ exited with 0 +++ [pid 709] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 709] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 708] <... bpf resumed>) = 3 [pid 707] <... bpf resumed>) = 0 [pid 708] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 707] recvmsg(-1, NULL, MSG_OOB [pid 708] <... bpf resumed>) = 0 [pid 707] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 707] bpf(BPF_MAP_CREATE, NULL, 0 [pid 709] <... bpf resumed>) = 4 [pid 708] <... bpf resumed>) = 4 [pid 707] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 710 [pid 708] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 707] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 711 attached ./strace-static-x86_64: Process 710 attached [pid 709] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 707] <... bpf resumed>) = 5 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 711 [pid 711] set_robust_list(0x555555ee9660, 24 [pid 710] set_robust_list(0x555555ee9660, 24 [pid 708] <... bpf resumed>) = 0 [pid 707] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 708] recvmsg(-1, NULL, MSG_OOB [pid 707] <... bpf resumed>) = 0 [pid 708] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 707] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 708] bpf(BPF_MAP_CREATE, NULL, 0 [pid 707] <... bpf resumed>) = 6 [pid 709] <... bpf resumed>) = 0 [pid 708] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 707] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 708] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 709] recvmsg(-1, NULL, MSG_OOB [pid 711] <... set_robust_list resumed>) = 0 [pid 710] <... set_robust_list resumed>) = 0 [pid 708] <... bpf resumed>) = 5 [pid 708] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 709] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... prctl resumed>) = 0 [pid 710] <... prctl resumed>) = 0 [pid 709] bpf(BPF_MAP_CREATE, NULL, 0 [pid 708] <... bpf resumed>) = 6 [pid 711] setpgid(0, 0 [pid 708] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 711] <... setpgid resumed>) = 0 [pid 709] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 710] setpgid(0, 0 [pid 711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 709] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 710] <... setpgid resumed>) = 0 [pid 711] <... openat resumed>) = 3 [pid 709] <... bpf resumed>) = 5 [pid 711] write(3, "1000", 4) = 4 [pid 711] close(3) = 0 [pid 711] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 709] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 711] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 709] <... bpf resumed>) = 0 [pid 711] <... bpf resumed>) = 0 [pid 709] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 711] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 711] <... bpf resumed>) = 4 [pid 709] <... bpf resumed>) = 6 [pid 711] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 710] <... openat resumed>) = 3 [pid 709] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 710] write(3, "1000", 4) = 4 [pid 710] close(3) = 0 [pid 710] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 710] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 711] <... bpf resumed>) = 0 [pid 711] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 711] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 711] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 710] <... bpf resumed>) = 0 [pid 711] <... bpf resumed>) = 5 [pid 711] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 711] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 710] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 711] <... bpf resumed>) = 6 [pid 710] <... bpf resumed>) = 4 [pid 711] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 710] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 710] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 710] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 710] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 710] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 710] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 710] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 709] <... bpf resumed>) = 7 [pid 708] <... bpf resumed>) = 7 [pid 707] <... bpf resumed>) = 7 [pid 711] <... bpf resumed>) = 7 [pid 709] exit_group(0 [pid 708] exit_group(0 [pid 707] exit_group(0 [pid 711] exit_group(0 [pid 710] <... bpf resumed>) = 7 [pid 709] <... exit_group resumed>) = ? [pid 708] <... exit_group resumed>) = ? [pid 707] <... exit_group resumed>) = ? [pid 711] <... exit_group resumed>) = ? [pid 710] exit_group(0 [pid 709] +++ exited with 0 +++ [pid 708] +++ exited with 0 +++ [pid 710] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 707] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 713 attached [pid 713] set_robust_list(0x555555ee9660, 24 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 713 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 714 [pid 713] <... set_robust_list resumed>) = 0 [pid 713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 713] setpgid(0, 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 713] <... setpgid resumed>) = 0 [pid 713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 713] write(3, "1000", 4) = 4 [pid 713] close(3 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 715 [pid 713] <... close resumed>) = 0 [pid 713] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 715 attached ./strace-static-x86_64: Process 714 attached ) = 3 [pid 713] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 713] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 715] set_robust_list(0x555555ee9660, 24 [pid 714] set_robust_list(0x555555ee9660, 24 [pid 715] <... set_robust_list resumed>) = 0 [pid 714] <... set_robust_list resumed>) = 0 [pid 715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 713] <... bpf resumed>) = 4 [pid 713] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 715] <... prctl resumed>) = 0 [pid 714] <... prctl resumed>) = 0 [pid 715] setpgid(0, 0 [pid 714] setpgid(0, 0 [pid 715] <... setpgid resumed>) = 0 [pid 714] <... setpgid resumed>) = 0 [pid 715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 715] <... openat resumed>) = 3 [pid 713] <... bpf resumed>) = 0 [pid 714] <... openat resumed>) = 3 [pid 713] recvmsg(-1, NULL, MSG_OOB [pid 715] write(3, "1000", 4 [pid 714] write(3, "1000", 4 [pid 713] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 711] +++ exited with 0 +++ [pid 710] +++ exited with 0 +++ [pid 715] <... write resumed>) = 4 [pid 714] <... write resumed>) = 4 [pid 713] bpf(BPF_MAP_CREATE, NULL, 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 715] close(3 [pid 714] close(3 [pid 713] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 715] <... close resumed>) = 0 [pid 714] <... close resumed>) = 0 [pid 713] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 715] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 714] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 713] <... bpf resumed>) = 5 ./strace-static-x86_64: Process 716 attached [pid 715] <... bpf resumed>) = 3 [pid 297] <... restart_syscall resumed>) = 0 [pid 716] set_robust_list(0x555555ee9660, 24 [pid 715] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 714] <... bpf resumed>) = 3 [pid 713] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 716 [pid 715] <... bpf resumed>) = 0 [pid 714] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 713] <... bpf resumed>) = 0 [pid 715] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 714] <... bpf resumed>) = 0 [pid 713] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 717 attached [pid 716] <... set_robust_list resumed>) = 0 [pid 715] <... bpf resumed>) = 4 [pid 714] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 713] <... bpf resumed>) = 6 [pid 717] set_robust_list(0x555555ee9660, 24 [pid 716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 715] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 717 [pid 716] <... prctl resumed>) = 0 [pid 714] <... bpf resumed>) = 4 [pid 716] setpgid(0, 0) = 0 [pid 716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 716] write(3, "1000", 4) = 4 [pid 716] close(3) = 0 [pid 716] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 717] <... set_robust_list resumed>) = 0 [pid 716] <... bpf resumed>) = 3 [pid 715] <... bpf resumed>) = 0 [pid 714] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 713] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 716] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 715] recvmsg(-1, NULL, MSG_OOB [pid 716] <... bpf resumed>) = 0 [pid 716] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 716] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 717] <... prctl resumed>) = 0 [pid 715] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... bpf resumed>) = 0 [pid 717] setpgid(0, 0 [pid 715] bpf(BPF_MAP_CREATE, NULL, 0 [pid 714] recvmsg(-1, NULL, MSG_OOB [pid 717] <... setpgid resumed>) = 0 [pid 715] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 714] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 715] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 714] bpf(BPF_MAP_CREATE, NULL, 0 [pid 717] <... openat resumed>) = 3 [pid 715] <... bpf resumed>) = 5 [pid 714] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 717] write(3, "1000", 4 [pid 715] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 714] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 717] <... write resumed>) = 4 [pid 715] <... bpf resumed>) = 0 [pid 714] <... bpf resumed>) = 5 [pid 717] close(3 [pid 715] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 714] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 717] <... close resumed>) = 0 [pid 716] <... bpf resumed>) = 0 [pid 716] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 715] <... bpf resumed>) = 6 [pid 714] <... bpf resumed>) = 0 [pid 717] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 716] bpf(BPF_MAP_CREATE, NULL, 0 [pid 715] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 714] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 717] <... bpf resumed>) = 3 [pid 716] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 716] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 716] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 716] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 717] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 714] <... bpf resumed>) = 6 [pid 717] <... bpf resumed>) = 0 [pid 714] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 717] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 716] <... bpf resumed>) = 6 [pid 716] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 717] <... bpf resumed>) = 4 [pid 717] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 717] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 717] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 717] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 717] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 717] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 717] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 713] <... bpf resumed>) = 7 [pid 717] <... bpf resumed>) = 7 [pid 716] <... bpf resumed>) = 7 [pid 715] <... bpf resumed>) = 7 [pid 714] <... bpf resumed>) = 7 [pid 713] exit_group(0 [pid 717] exit_group(0 [pid 716] exit_group(0 [pid 715] exit_group(0 [pid 713] <... exit_group resumed>) = ? [pid 717] <... exit_group resumed>) = ? [pid 716] <... exit_group resumed>) = ? [pid 715] <... exit_group resumed>) = ? [pid 714] exit_group(0 [pid 717] +++ exited with 0 +++ [pid 716] +++ exited with 0 +++ [pid 713] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 718 attached [pid 714] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 718 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 719 ./strace-static-x86_64: Process 719 attached [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 719] set_robust_list(0x555555ee9660, 24) = 0 [pid 719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 719] <... prctl resumed>) = 0 [pid 719] setpgid(0, 0) = 0 [pid 719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 719] write(3, "1000", 4 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 720 [pid 718] set_robust_list(0x555555ee9660, 24 [pid 719] <... write resumed>) = 4 [pid 719] close(3 [pid 718] <... set_robust_list resumed>) = 0 [pid 719] <... close resumed>) = 0 [pid 719] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 719] <... bpf resumed>) = 3 [pid 719] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 718] <... prctl resumed>) = 0 [pid 719] <... bpf resumed>) = 0 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 718] setpgid(0, 0) = 0 [pid 718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 718] write(3, "1000", 4) = 4 [pid 719] <... bpf resumed>) = 4 [pid 719] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 718] close(3) = 0 [pid 718] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 718] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 718] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 718] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 719] <... bpf resumed>) = 0 [pid 719] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 719] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 719] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 719] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 719] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 720 attached [pid 720] set_robust_list(0x555555ee9660, 24) = 0 [pid 720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 720] setpgid(0, 0) = 0 [pid 720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 718] <... bpf resumed>) = 0 [pid 720] <... openat resumed>) = 3 [pid 720] write(3, "1000", 4) = 4 [pid 718] recvmsg(-1, NULL, MSG_OOB [pid 720] close(3) = 0 [pid 720] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 718] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 718] bpf(BPF_MAP_CREATE, NULL, 0 [pid 720] <... bpf resumed>) = 3 [pid 718] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 720] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 718] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 720] <... bpf resumed>) = 0 [pid 720] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 718] <... bpf resumed>) = 5 [pid 718] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 718] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 720] <... bpf resumed>) = 4 [pid 720] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 718] <... bpf resumed>) = 6 [pid 718] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 720] <... bpf resumed>) = 0 [pid 720] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 720] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 720] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 720] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 720] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 720] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 715] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 714] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 721 attached [pid 721] set_robust_list(0x555555ee9660, 24 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 721 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 721] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 722 attached [pid 721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 722 [pid 722] set_robust_list(0x555555ee9660, 24 [pid 721] <... prctl resumed>) = 0 [pid 722] <... set_robust_list resumed>) = 0 [pid 721] setpgid(0, 0 [pid 722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 721] <... setpgid resumed>) = 0 [pid 722] <... prctl resumed>) = 0 [pid 721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 721] write(3, "1000", 4) = 4 [pid 721] close(3) = 0 [pid 721] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 722] setpgid(0, 0 [pid 721] <... bpf resumed>) = 3 [pid 722] <... setpgid resumed>) = 0 [pid 721] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 721] <... bpf resumed>) = 0 [pid 722] <... openat resumed>) = 3 [pid 721] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 722] write(3, "1000", 4) = 4 [pid 722] close(3 [pid 721] <... bpf resumed>) = 4 [pid 722] <... close resumed>) = 0 [pid 721] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 722] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 722] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 722] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 721] <... bpf resumed>) = 0 [pid 722] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 721] recvmsg(-1, NULL, MSG_OOB [pid 722] <... bpf resumed>) = 0 [pid 721] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 721] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 721] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 721] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 721] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 722] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 722] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 722] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 721] <... bpf resumed>) = 6 [pid 722] <... bpf resumed>) = 5 [pid 721] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 722] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 722] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 722] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 719] <... bpf resumed>) = 7 [pid 722] <... bpf resumed>) = 7 [pid 721] <... bpf resumed>) = 7 [pid 720] <... bpf resumed>) = 7 [pid 719] exit_group(0 [pid 718] <... bpf resumed>) = 7 [pid 722] exit_group(0 [pid 721] exit_group(0 [pid 720] exit_group(0 [pid 719] <... exit_group resumed>) = ? [pid 718] exit_group(0 [pid 722] <... exit_group resumed>) = ? [pid 721] <... exit_group resumed>) = ? [pid 720] <... exit_group resumed>) = ? [pid 719] +++ exited with 0 +++ [pid 718] <... exit_group resumed>) = ? [pid 721] +++ exited with 0 +++ [pid 720] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 723 attached [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 724 attached [pid 723] set_robust_list(0x555555ee9660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 723 [pid 724] set_robust_list(0x555555ee9660, 24 [pid 723] <... set_robust_list resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 724 [pid 724] <... set_robust_list resumed>) = 0 [pid 723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 723] <... prctl resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 724] <... prctl resumed>) = 0 [pid 723] setpgid(0, 0 [pid 724] setpgid(0, 0./strace-static-x86_64: Process 725 attached ) = 0 [pid 723] <... setpgid resumed>) = 0 [pid 725] set_robust_list(0x555555ee9660, 24 [pid 724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 725 [pid 725] <... set_robust_list resumed>) = 0 [pid 724] <... openat resumed>) = 3 [pid 723] <... openat resumed>) = 3 [pid 725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 724] write(3, "1000", 4 [pid 723] write(3, "1000", 4 [pid 725] <... prctl resumed>) = 0 [pid 724] <... write resumed>) = 4 [pid 723] <... write resumed>) = 4 [pid 725] setpgid(0, 0 [pid 724] close(3 [pid 723] close(3 [pid 725] <... setpgid resumed>) = 0 [pid 724] <... close resumed>) = 0 [pid 723] <... close resumed>) = 0 [pid 725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 724] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 723] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 725] <... openat resumed>) = 3 [pid 724] <... bpf resumed>) = 3 [pid 723] <... bpf resumed>) = 3 [pid 725] write(3, "1000", 4 [pid 724] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 723] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 725] <... write resumed>) = 4 [pid 724] <... bpf resumed>) = 0 [pid 723] <... bpf resumed>) = 0 [pid 725] close(3 [pid 724] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 723] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 725] <... close resumed>) = 0 [pid 724] <... bpf resumed>) = 4 [pid 724] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 725] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 724] <... bpf resumed>) = 0 [pid 723] <... bpf resumed>) = 4 [pid 725] <... bpf resumed>) = 3 [pid 724] recvmsg(-1, NULL, MSG_OOB [pid 723] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 725] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 724] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 724] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 724] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 724] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 724] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 725] <... bpf resumed>) = 0 [pid 724] <... bpf resumed>) = 6 [pid 723] <... bpf resumed>) = 0 [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 724] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 723] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 723] bpf(BPF_MAP_CREATE, NULL, 0 [pid 725] <... bpf resumed>) = 4 [pid 723] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 725] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 723] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 723] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 723] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 723] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 725] <... bpf resumed>) = 0 [pid 725] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 725] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 725] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 725] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 722] +++ exited with 0 +++ [pid 718] +++ exited with 0 +++ [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 725] <... bpf resumed>) = 6 [pid 725] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 727 attached ./strace-static-x86_64: Process 726 attached [pid 727] set_robust_list(0x555555ee9660, 24 [pid 726] set_robust_list(0x555555ee9660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 726 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 727 [pid 727] <... set_robust_list resumed>) = 0 [pid 726] <... set_robust_list resumed>) = 0 [pid 726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 726] <... prctl resumed>) = 0 [pid 727] <... prctl resumed>) = 0 [pid 726] setpgid(0, 0 [pid 727] setpgid(0, 0 [pid 726] <... setpgid resumed>) = 0 [pid 727] <... setpgid resumed>) = 0 [pid 726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 726] write(3, "1000", 4 [pid 727] <... openat resumed>) = 3 [pid 726] <... write resumed>) = 4 [pid 727] write(3, "1000", 4 [pid 726] close(3 [pid 727] <... write resumed>) = 4 [pid 726] <... close resumed>) = 0 [pid 727] close(3 [pid 726] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 727] <... close resumed>) = 0 [pid 726] <... bpf resumed>) = 3 [pid 727] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 726] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 727] <... bpf resumed>) = 3 [pid 726] <... bpf resumed>) = 0 [pid 727] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 727] <... bpf resumed>) = 0 [pid 727] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 726] <... bpf resumed>) = 4 [pid 726] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 727] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 726] <... bpf resumed>) = 0 [pid 726] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 726] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 726] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 727] <... bpf resumed>) = 0 [pid 726] <... bpf resumed>) = 5 [pid 726] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 727] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 726] <... bpf resumed>) = 6 [pid 727] bpf(BPF_MAP_CREATE, NULL, 0 [pid 726] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 727] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 727] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 727] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 727] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 727] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 726] <... bpf resumed>) = 7 [pid 725] <... bpf resumed>) = 7 [pid 724] <... bpf resumed>) = 7 [pid 723] <... bpf resumed>) = 7 [pid 727] exit_group(0 [pid 726] exit_group(0 [pid 725] exit_group(0 [pid 724] exit_group(0 [pid 727] <... exit_group resumed>) = ? [pid 726] <... exit_group resumed>) = ? [pid 725] <... exit_group resumed>) = ? [pid 724] <... exit_group resumed>) = ? [pid 723] exit_group(0 [pid 727] +++ exited with 0 +++ [pid 725] +++ exited with 0 +++ [pid 724] +++ exited with 0 +++ [pid 723] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 729 attached ./strace-static-x86_64: Process 728 attached [pid 729] set_robust_list(0x555555ee9660, 24 [pid 728] set_robust_list(0x555555ee9660, 24 [pid 295] <... clone resumed>, child_tidptr=0x555555ee9650) = 728 [pid 294] <... clone resumed>, child_tidptr=0x555555ee9650) = 729 [pid 729] <... set_robust_list resumed>) = 0 [pid 728] <... set_robust_list resumed>) = 0 [pid 729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 729] <... prctl resumed>) = 0 [pid 728] <... prctl resumed>) = 0 [pid 729] setpgid(0, 0) = 0 [pid 728] setpgid(0, 0 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 730 ./strace-static-x86_64: Process 730 attached [pid 728] <... setpgid resumed>) = 0 [pid 730] set_robust_list(0x555555ee9660, 24 [pid 729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 730] <... set_robust_list resumed>) = 0 [pid 729] <... openat resumed>) = 3 [pid 729] write(3, "1000", 4 [pid 728] <... openat resumed>) = 3 [pid 730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 729] <... write resumed>) = 4 [pid 728] write(3, "1000", 4 [pid 730] <... prctl resumed>) = 0 [pid 729] close(3 [pid 728] <... write resumed>) = 4 [pid 730] setpgid(0, 0 [pid 729] <... close resumed>) = 0 [pid 728] close(3 [pid 730] <... setpgid resumed>) = 0 [pid 729] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 728] <... close resumed>) = 0 [pid 730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 729] <... bpf resumed>) = 3 [pid 728] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 730] <... openat resumed>) = 3 [pid 729] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 728] <... bpf resumed>) = 3 [pid 730] write(3, "1000", 4 [pid 729] <... bpf resumed>) = 0 [pid 728] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 730] <... write resumed>) = 4 [pid 729] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 728] <... bpf resumed>) = 0 [pid 730] close(3 [pid 729] <... bpf resumed>) = 4 [pid 728] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 730] <... close resumed>) = 0 [pid 729] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 730] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 729] <... bpf resumed>) = 0 [pid 728] <... bpf resumed>) = 4 [pid 730] <... bpf resumed>) = 3 [pid 729] recvmsg(-1, NULL, MSG_OOB [pid 728] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 730] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 729] <... recvmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 729] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 729] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 729] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 729] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 729] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 730] <... bpf resumed>) = 0 [ 29.422733][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000101, exited with 00000100? [ 29.434332][ C1] ------------[ cut here ]------------ [ 29.439600][ C1] DEBUG_LOCKS_WARN_ON((val < PREEMPT_MASK) && !(preempt_count() & PREEMPT_MASK)) [ 29.439640][ C1] WARNING: CPU: 1 PID: 23 at kernel/sched/core.c:5909 preempt_count_sub+0xe5/0x160 [ 29.457648][ C1] Modules linked in: [ 29.461386][ C1] CPU: 1 PID: 23 Comm: ksoftirqd/1 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 29.472330][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 29.482214][ C1] RIP: 0010:preempt_count_sub+0xe5/0x160 [ 29.487682][ C1] Code: 87 48 c1 e8 03 42 0f b6 04 30 84 c0 75 6f 83 3d 58 cb 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 [ 29.507208][ C1] RSP: 0018:ffffc90000186968 EFLAGS: 00010046 [ 29.513118][ C1] RAX: 00281c8d8cc50a00 RBX: 0000000000000001 RCX: ffff888100399440 [ 29.520921][ C1] RDX: 0000000080000100 RSI: 0000000000000000 RDI: 0000000000000000 [ 29.528820][ C1] RBP: ffffc90000186978 R08: ffffffff814481ae R09: ffffed103ee24e9b [ 29.536633][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88811fd036d0 [ 29.544443][ C1] R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffff11023fa06da [ 29.552255][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 29.561019][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.567443][ C1] CR2: 0000000000000000 CR3: 000000012234c000 CR4: 00000000003506a0 [ 29.575257][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.583243][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.591052][ C1] Call Trace: [ 29.594176][ C1] [ 29.596960][ C1] ? show_regs+0x58/0x60 [ 29.601035][ C1] ? __warn+0x160/0x3d0 [ 29.605024][ C1] ? preempt_count_sub+0xe5/0x160 [ 29.609888][ C1] ? report_bug+0x4d5/0x7d0 [ 29.614228][ C1] ? preempt_count_sub+0xe5/0x160 [ 29.619174][ C1] ? handle_bug+0x41/0x70 [ 29.623337][ C1] ? exc_invalid_op+0x1b/0x50 [ 29.627872][ C1] ? asm_exc_invalid_op+0x1b/0x20 [ 29.632724][ C1] ? __warn_printk+0x28e/0x350 [ 29.637315][ C1] ? preempt_count_sub+0xe5/0x160 [ 29.642174][ C1] ? preempt_count_sub+0xe5/0x160 [ 29.647035][ C1] _raw_spin_unlock+0x4c/0x70 [ 29.651637][ C1] __mod_timer+0x566/0xcf0 [ 29.655894][ C1] ? mod_timer_pending+0x30/0x30 [ 29.660671][ C1] ? tcp_synack_rtt_meas+0x1f0/0x1f0 [ 29.665784][ C1] ? kfree_skbmem+0x104/0x170 [ 29.670296][ C1] mod_timer+0x1f/0x30 [ 29.674202][ C1] sk_reset_timer+0x22/0xb0 [ 29.678892][ C1] tcp_schedule_loss_probe+0x42c/0x550 [ 29.684188][ C1] tcp_ack+0x3fe4/0x6a30 [ 29.688264][ C1] ? cubictcp_cwnd_event+0x150/0x150 [ 29.693393][ C1] ? tcp_rcv_established+0x1c60/0x1c60 [ 29.698692][ C1] ? ktime_get+0x12f/0x160 [ 29.702932][ C1] tcp_rcv_established+0xe31/0x1c60 [ 29.707976][ C1] ? tcp_check_space+0xae0/0xae0 [ 29.712739][ C1] ? __kasan_check_read+0x11/0x20 [ 29.717597][ C1] ? ipv4_dst_check+0xe3/0x150 [ 29.722197][ C1] tcp_v4_do_rcv+0x430/0xa20 [ 29.726627][ C1] tcp_v4_rcv+0x20d7/0x2a30 [ 29.730974][ C1] ? tcp_filter+0x90/0x90 [ 29.735130][ C1] ? __kasan_check_write+0x14/0x20 [ 29.740078][ C1] ? __inet_lookup_established+0x831/0x860 [ 29.745719][ C1] ip_protocol_deliver_rcu+0x32f/0x720 [ 29.751016][ C1] ip_local_deliver_finish+0x24b/0x430 [ 29.756311][ C1] ip_local_deliver+0x1b3/0x3b0 [ 29.760995][ C1] ? ip_protocol_deliver_rcu+0x720/0x720 [ 29.766465][ C1] ? ip_rcv_finish_core+0xb40/0x14d0 [ 29.771584][ C1] ip_sublist_rcv+0x7e5/0x990 [ 29.776099][ C1] ? ip_list_rcv+0x470/0x470 [ 29.780523][ C1] ? memset+0x35/0x40 [ 29.784345][ C1] ? ip_rcv_core+0x759/0xba0 [ 29.788773][ C1] ip_list_rcv+0x422/0x470 [ 29.793022][ C1] ? __kasan_check_read+0x11/0x20 [ 29.797887][ C1] ? ip_rcv_finish+0xd0/0xd0 [ 29.802309][ C1] ? ip_rcv_finish+0xd0/0xd0 [ 29.806736][ C1] __netif_receive_skb_list_core+0x6b1/0x890 [ 29.812556][ C1] ? napi_schedule_rps+0x100/0x100 [ 29.817497][ C1] ? receive_buf+0x22e4/0x4ef0 [ 29.822105][ C1] netif_receive_skb_list_internal+0x967/0xcc0 [ 29.828097][ C1] ? virtnet_poll_tx+0x560/0x560 [ 29.832861][ C1] ? netif_receive_skb_core+0x210/0x210 [ 29.838245][ C1] ? virtqueue_get_buf_ctx+0x484/0xd30 [ 29.843537][ C1] ? detach_buf_split+0x71d/0xae0 [ 29.848403][ C1] napi_complete_done+0x344/0x770 [ 29.853257][ C1] ? __napi_schedule_irqoff+0x280/0x280 [ 29.858641][ C1] ? virtqueue_enable_cb_prepare+0x289/0x550 [ 29.864454][ C1] virtnet_poll+0xc85/0x1470 [ 29.868887][ C1] ? refill_work+0x230/0x230 [ 29.873306][ C1] ? _find_next_bit+0x88/0x130 [ 29.877908][ C1] __napi_poll+0xbe/0x5c0 [ 29.882074][ C1] net_rx_action+0x595/0xdd0 [ 29.886524][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 29.891535][ C1] ? net_tx_action+0x560/0x560 [ 29.896136][ C1] ? __this_cpu_preempt_check+0x13/0x20 [ 29.901518][ C1] __do_softirq+0x1d8/0x661 [ 29.905856][ C1] ? ksoftirqd_should_run+0x20/0x20 [ 29.910889][ C1] run_ksoftirqd+0x23/0x30 [ 29.915150][ C1] smpboot_thread_fn+0x466/0x8d0 [ 29.919918][ C1] kthread+0x26d/0x300 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 [ 29.923820][ C1] ? cpu_report_death+0x2b0/0x2b0 [ 29.928679][ C1] ? kthread_blkcg+0xd0/0xd0 [ 29.933108][ C1] ret_from_fork+0x1f/0x30 [ 29.937364][ C1] [ 29.940223][ C1] ---[ end trace 0000000000000000 ]--- [ 29.945685][ T23] softirq: huh, entered softirq 3 NET_RX ffffffff840a6400 with preempt_count 00000100, exited with 000000fe? [ 29.958138][ T726] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor210/726 [ 29.967334][ T726] caller is debug_smp_processor_id+0x17/0x20 [ 29.973149][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160d7a0 with preempt_count 00000102, exited with 00000101? [ 29.984249][ T726] CPU: 1 PID: 726 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 29.995603][ T726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 30.005498][ T726] Call Trace: [ 30.008620][ T726] [ 30.011398][ T726] dump_stack_lvl+0x151/0x1b7 [ 30.015912][ T726] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.021206][ T726] ? stack_trace_save+0x1c0/0x1c0 [ 30.026067][ T726] dump_stack+0x15/0x1b [ 30.030059][ T726] check_preemption_disabled+0x109/0x110 [ 30.035531][ T726] debug_smp_processor_id+0x17/0x20 [ 30.040563][ T726] rcu_is_watching+0x15/0xb0 [ 30.044987][ T726] kernel_text_address+0x83/0xe0 [ 30.049763][ T726] __kernel_text_address+0xd/0x40 [ 30.054622][ T726] unwind_get_return_address+0x4d/0x90 [ 30.059919][ T726] arch_stack_walk+0xf3/0x140 [ 30.064433][ T726] stack_trace_save+0x113/0x1c0 [ 30.069117][ T726] ? memcpy+0x56/0x70 [ 30.072936][ T726] ? stack_trace_snprint+0xf0/0xf0 [ 30.077883][ T726] ? bpf_bprintf_prepare+0x1168/0x1360 [ 30.083177][ T726] ? __stack_depot_save+0x36/0x480 [ 30.088133][ T726] ? bstr_printf+0x1020/0x10c0 [ 30.092725][ T726] ? dentry_free+0xd5/0x160 [ 30.097076][ T726] ? dentry_free+0xd5/0x160 [ 30.101672][ T726] kasan_set_track+0x4b/0x70 [ 30.106097][ T726] ? kasan_set_track+0x4b/0x70 [ 30.110696][ T726] ? kasan_save_free_info+0x2b/0x40 [ 30.115733][ T726] ? ____kasan_slab_free+0x131/0x180 [ 30.120851][ T726] ? __kasan_slab_free+0x11/0x20 [ 30.125624][ T726] ? kmem_cache_free+0x291/0x510 [ 30.130398][ T726] ? dentry_free+0xd5/0x160 [ 30.134759][ T726] ? __dentry_kill+0x505/0x650 [ 30.139346][ T726] ? dentry_kill+0xc0/0x2a0 [ 30.143678][ T726] ? dput+0x160/0x310 [ 30.147497][ T726] ? __fput+0x5f0/0x870 [ 30.151488][ T726] ? ____fput+0x15/0x20 [ 30.155484][ T726] ? task_work_run+0x24d/0x2e0 [ 30.160093][ T726] ? do_exit+0xbd5/0x2b80 [ 30.164248][ T726] ? do_group_exit+0x21a/0x2d0 [ 30.168849][ T726] ? __x64_sys_exit_group+0x3f/0x40 [ 30.173884][ T726] ? do_syscall_64+0x3d/0xb0 [ 30.178308][ T726] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.184225][ T726] kasan_save_free_info+0x2b/0x40 [ 30.189072][ T726] ____kasan_slab_free+0x131/0x180 [ 30.194021][ T726] __kasan_slab_free+0x11/0x20 [ 30.198619][ T726] kmem_cache_free+0x291/0x510 [ 30.203219][ T726] ? dentry_free+0xd5/0x160 [ 30.207560][ T726] dentry_free+0xd5/0x160 [ 30.211726][ T726] __dentry_kill+0x505/0x650 [ 30.216153][ T726] ? _raw_spin_lock+0xa4/0x1b0 [ 30.220754][ T726] ? _raw_spin_trylock_bh+0x190/0x190 [ 30.225960][ T726] dentry_kill+0xc0/0x2a0 [ 30.230127][ T726] dput+0x160/0x310 [ 30.233770][ T726] __fput+0x5f0/0x870 [ 30.237607][ T726] ____fput+0x15/0x20 [ 30.241409][ T726] task_work_run+0x24d/0x2e0 [ 30.245836][ T726] ? task_work_cancel+0x2b0/0x2b0 [ 30.250700][ T726] ? __kasan_check_write+0x14/0x20 [ 30.255641][ T726] ? exit_task_namespaces+0xc2/0xd0 [ 30.260680][ T726] do_exit+0xbd5/0x2b80 [ 30.264673][ T726] ? put_task_struct+0x80/0x80 [ 30.269271][ T726] ? __kasan_check_write+0x14/0x20 [ 30.274215][ T726] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 30.279164][ T726] ? _raw_spin_lock_irqsave+0x210/0x210 [ 30.284546][ T726] ? zap_other_threads+0x29c/0x2d0 [ 30.289493][ T726] do_group_exit+0x21a/0x2d0 [ 30.293921][ T726] __x64_sys_exit_group+0x3f/0x40 [ 30.298780][ T726] do_syscall_64+0x3d/0xb0 [ 30.303032][ T726] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.308761][ T726] RIP: 0033:0x7f8d909b5139 [ 30.313015][ T726] Code: Unable to access opcode bytes at 0x7f8d909b510f. [ 30.319868][ T726] RSP: 002b:00007ffecaf17c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 30.328128][ T726] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d909b5139 [ 30.335928][ T726] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 30.343740][ T726] RBP: 00007f8d90a302d0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 30.351551][ T726] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d90a302d0 [ 30.359370][ T726] R13: 0000000000000000 R14: 00007f8d90a30d40 R15: 00007f8d909862f0 [ 30.367179][ T726] [ 30.370142][ C1] ------------[ cut here ]------------ [pid 730] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 730] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 730] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 730] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 730] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [ 30.375466][ C1] timer: tcp_write_timer+0x0/0x1d0 preempt leak: 00000101 -> 00000100 [ 30.383498][ C1] WARNING: CPU: 1 PID: 726 at kernel/time/timer.c:1487 call_timer_fn+0xa3/0x2d0 [ 30.392299][ C1] Modules linked in: [ 30.396032][ C1] CPU: 1 PID: 726 Comm: syz-executor210 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 30.407398][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 30.417310][ C1] RIP: 0010:call_timer_fn+0xa3/0x2d0 [ 30.422402][ C1] Code: d3 b5 0e 00 c6 05 ec 61 e5 05 01 65 8b 0d 7d b2 9b 7e 81 e1 ff ff ff 7f 48 c7 c7 20 ed 4a 85 4c 89 f6 44 89 ea e8 bd c3 dd ff <0f> 0b eb 05 e8 a4 b5 0e 00 65 8b 0d 55 b2 9b 7e 89 ca 81 e2 00 00 [ 30.441859][ C1] RSP: 0018:ffffc900001b0d40 EFLAGS: 00010246 [ 30.447761][ C1] RAX: 2d5393550ad6bd00 RBX: 0000000000000100 RCX: ffff88811234d100 [ 30.455556][ C1] RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 [ 30.463380][ C1] RBP: ffffc900001b0d70 R08: ffffffff814481ae R09: fffff52000036101 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 730] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 723] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=723, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555ee9650) = 731 ./strace-static-x86_64: Process 731 attached [pid 731] set_robust_list(0x555555ee9660, 24) = 0 [pid 731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 731] setpgid(0, 0) = 0 [pid 731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 731] write(3, "1000", 4) = 4 [pid 731] close(3) = 0 [pid 731] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 731] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 30.471195][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000ffff9658 [ 30.479002][ C1] R13: 0000000000000101 R14: ffffffff844e2860 R15: ffff88811fd036b0 [ 30.486805][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 30.495585][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.502039][ C1] CR2: 0000000000000000 CR3: 0000000006c0f000 CR4: 00000000003506a0 [ 30.509852][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.517623][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [pid 731] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 731] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80) = 0 [pid 731] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 731] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 731] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 731] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 731] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 731] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 728] <... bpf resumed>) = 0 [pid 728] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 728] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 728] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 728] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [ 30.525429][ C1] Call Trace: [ 30.528564][ C1] [ 30.531243][ C1] ? show_regs+0x58/0x60 [ 30.535320][ C1] ? __warn+0x160/0x3d0 [ 30.539327][ C1] ? call_timer_fn+0xa3/0x2d0 [ 30.543830][ C1] ? report_bug+0x4d5/0x7d0 [ 30.548181][ C1] ? call_timer_fn+0xa3/0x2d0 [ 30.552680][ C1] ? handle_bug+0x41/0x70 [ 30.556846][ C1] ? exc_invalid_op+0x1b/0x50 [ 30.561372][ C1] ? asm_exc_invalid_op+0x1b/0x20 [ 30.566245][ C1] ? tcp_init_xmit_timers+0xb0/0xb0 [ 30.571296][ C1] ? __warn_printk+0x28e/0x350 [ 30.575857][ C1] ? call_timer_fn+0xa3/0x2d0 [ 30.580391][ C1] ? tcp_init_xmit_timers+0xb0/0xb0 [ 30.585497][ C1] __run_timers+0x72a/0xa10 [ 30.589861][ C1] ? calc_index+0x270/0x270 [ 30.594173][ C1] ? asm_common_interrupt+0x27/0x40 [ 30.599219][ C1] run_timer_softirq+0x69/0xf0 [ 30.603807][ C1] __do_softirq+0x1d8/0x661 [ 30.608201][ C1] ? irqtime_account_irq+0xdc/0x260 [ 30.613177][ C1] __irq_exit_rcu+0x50/0xf0 [ 30.617537][ C1] irq_exit_rcu+0x9/0x10 [ 30.621611][ C1] sysvec_apic_timer_interrupt+0x9a/0xc0 [ 30.627089][ C1] [ 30.629839][ C1] [ 30.632616][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 30.638456][ C1] RIP: 0010:dump_stack_lvl+0x186/0x1b7 [ 30.643815][ C1] Code: 00 02 00 00 31 ff e8 db 0c 7d fc 49 81 e5 00 02 00 00 75 07 e8 8d 08 7d fc eb 06 e8 86 08 7d fc fb 48 c7 44 24 20 0e 36 e0 45 <48> 8b 44 24 18 49 c7 04 04 00 00 00 00 65 48 8b 04 25 28 00 00 00 [ 30.663369][ C1] RSP: 0018:ffffc9000229f440 EFLAGS: 00000293 [ 30.669261][ C1] RAX: ffffffff84f8688a RBX: ffffffff85e85940 RCX: ffff88811234d100 [ 30.677086][ C1] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 30.684865][ C1] RBP: ffffc9000229f500 R08: ffffffff84f86875 R09: 0000000000000003 [ 30.692703][ C1] R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000 [ 30.700505][ C1] R13: 0000000000000200 R14: ffffc9000229f480 R15: 1ffff92000453e90 [ 30.708329][ C1] ? dump_stack_lvl+0x167/0x1b7 [ 30.712994][ C1] ? dump_stack_lvl+0x17c/0x1b7 [ 30.717704][ C1] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.722971][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 30.727938][ C1] dump_stack+0x15/0x1b [ 30.731919][ C1] check_preemption_disabled+0x109/0x110 [ 30.737406][ C1] debug_smp_processor_id+0x17/0x20 [ 30.742416][ C1] rcu_is_watching+0x15/0xb0 [ 30.746844][ C1] kernel_text_address+0x83/0xe0 [ 30.751635][ C1] __kernel_text_address+0xd/0x40 [ 30.756479][ C1] unwind_get_return_address+0x4d/0x90 [ 30.761790][ C1] arch_stack_walk+0xf3/0x140 [ 30.762827][ T28] audit: type=1400 audit(1710388712.842:74): 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 [ 30.766282][ C1] stack_trace_save+0x113/0x1c0 [ 30.789007][ T28] audit: type=1400 audit(1710388712.842:75): 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 [ 30.793011][ C1] ? memcpy+0x56/0x70 [ 30.818544][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 30.823480][ C1] ? bpf_bprintf_prepare+0x1168/0x1360 [ 30.828796][ C1] ? __stack_depot_save+0x36/0x480 [ 30.833729][ C1] ? bstr_printf+0x1020/0x10c0 [ 30.838338][ C1] ? dentry_free+0xd5/0x160 [ 30.842666][ C1] ? dentry_free+0xd5/0x160 [ 30.846994][ C1] kasan_set_track+0x4b/0x70 [ 30.851448][ C1] ? kasan_set_track+0x4b/0x70 [ 30.856026][ C1] ? kasan_save_free_info+0x2b/0x40 [ 30.861078][ C1] ? ____kasan_slab_free+0x131/0x180 [ 30.866193][ C1] ? __kasan_slab_free+0x11/0x20 [ 30.870975][ C1] ? kmem_cache_free+0x291/0x510 [ 30.875731][ C1] ? dentry_free+0xd5/0x160 [ 30.880112][ C1] ? __dentry_kill+0x505/0x650 [ 30.884668][ C1] ? dentry_kill+0xc0/0x2a0 [ 30.889025][ C1] ? dput+0x160/0x310 [ 30.892828][ C1] ? __fput+0x5f0/0x870 [ 30.896815][ C1] ? ____fput+0x15/0x20 [ 30.900831][ C1] ? task_work_run+0x24d/0x2e0 [ 30.905412][ C1] ? do_exit+0xbd5/0x2b80 [ 30.909596][ C1] ? do_group_exit+0x21a/0x2d0 [ 30.914180][ C1] ? __x64_sys_exit_group+0x3f/0x40 [ 30.919403][ C1] ? do_syscall_64+0x3d/0xb0 [ 30.923811][ C1] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.929754][ C1] kasan_save_free_info+0x2b/0x40 [ 30.934574][ C1] ____kasan_slab_free+0x131/0x180 [ 30.939543][ C1] __kasan_slab_free+0x11/0x20 [ 30.944127][ C1] kmem_cache_free+0x291/0x510 [ 30.948744][ C1] ? dentry_free+0xd5/0x160 [ 30.953061][ C1] dentry_free+0xd5/0x160 [ 30.957255][ C1] __dentry_kill+0x505/0x650 [ 30.961650][ C1] ? _raw_spin_lock+0xa4/0x1b0 [ 30.966250][ C1] ? _raw_spin_trylock_bh+0x190/0x190 [ 30.971486][ C1] dentry_kill+0xc0/0x2a0 [ 30.975627][ C1] dput+0x160/0x310 [ 30.979304][ C1] __fput+0x5f0/0x870 [ 30.983094][ C1] ____fput+0x15/0x20 [ 30.986909][ C1] task_work_run+0x24d/0x2e0 [ 30.991359][ C1] ? task_work_cancel+0x2b0/0x2b0 [ 30.996203][ C1] ? __kasan_check_write+0x14/0x20 [ 31.001172][ C1] ? exit_task_namespaces+0xc2/0xd0 [ 31.006183][ C1] do_exit+0xbd5/0x2b80 [ 31.010189][ C1] ? put_task_struct+0x80/0x80 [ 31.014779][ C1] ? __kasan_check_write+0x14/0x20 [ 31.019744][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 31.024667][ C1] ? _raw_spin_lock_irqsave+0x210/0x210 [ 31.030074][ C1] ? zap_other_threads+0x29c/0x2d0 [ 31.034995][ C1] do_group_exit+0x21a/0x2d0 [ 31.039441][ C1] __x64_sys_exit_group+0x3f/0x40 [ 31.044287][ C1] do_syscall_64+0x3d/0xb0 [ 31.048560][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.054261][ C1] RIP: 0033:0x7f8d909b5139 [ 31.058540][ C1] Code: Unable to access opcode bytes at 0x7f8d909b510f. [ 31.065371][ C1] RSP: 002b:00007ffecaf17c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [pid 728] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 728] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 731] <... bpf resumed>) = 7 [pid 730] <... bpf resumed>) = 7 [pid 729] <... bpf resumed>) = 7 [pid 728] <... bpf resumed>) = 7 [pid 731] exit_group(0 [pid 730] exit_group(0 [pid 729] exit_group(0 [pid 728] exit_group(0 [pid 731] <... exit_group resumed>) = ? [pid 730] <... exit_group resumed>) = ? [pid 729] <... exit_group resumed>) = ? [pid 728] <... exit_group resumed>) = ? [pid 731] +++ exited with 0 +++ [pid 730] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=731, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=730, si_uid=0, si_status=0, si_utime=0, si_stime=94} --- [pid 726] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=726, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555ee9650) = 734 [pid 296] <... clone resumed>, child_tidptr=0x555555ee9650) = 735 [pid 298] <... clone resumed>, child_tidptr=0x555555ee9650) = 733 ./strace-static-x86_64: Process 734 attached [pid 734] set_robust_list(0x555555ee9660, 24) = 0 [pid 734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 31.073639][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d909b5139 [ 31.081465][ C1] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 31.089259][ C1] RBP: 00007f8d90a302d0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 31.097584][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8d90a302d0 [ 31.105388][ C1] R13: 0000000000000000 R14: 00007f8d90a30d40 R15: 00007f8d909862f0 [ 31.113228][ C1] [ 31.116070][ C1] ---[ end trace 0000000000000000 ]--- [ 31.121982][ C1] ------------[ cut here ]------------ [pid 734] setpgid(0, 0) = 0 [pid 734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 734] write(3, "1000", 4) = 4 [pid 734] close(3) = 0 [pid 734] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 734] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 734] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 ./strace-static-x86_64: Process 733 attached [pid 733] set_robust_list(0x555555ee9660, 24 [pid 734] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 733] <... set_robust_list resumed>) = 0 [pid 733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 733] setpgid(0, 0) = 0 [pid 733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 733] write(3, "1000", 4) = 4 [pid 733] close(3) = 0 [pid 733] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 733] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 31.127279][ C1] WARNING: CPU: 1 PID: 23 at net/core/skbuff.c:645 __napi_alloc_skb+0x360/0x560 [ 31.136114][ C1] Modules linked in: [ 31.139878][ C1] CPU: 1 PID: 23 Comm: ksoftirqd/1 Tainted: G W 6.1.68-syzkaller-00058-g4c25eb8ea5a2 #0 [ 31.150780][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 31.160687][ C1] RIP: 0010:__napi_alloc_skb+0x360/0x560 [pid 733] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 733] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80./strace-static-x86_64: Process 735 attached [pid 735] set_robust_list(0x555555ee9660, 24) = 0 [pid 735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 735] setpgid(0, 0) = 0 [pid 735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 735] write(3, "1000", 4) = 4 [pid 735] close(3) = 0 [pid 735] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 735] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 735] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 [ 31.166135][ C1] Code: 03 42 80 3c 28 00 74 08 48 89 df e8 2a 80 bb fd 4c 89 33 4c 89 f8 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 d0 ab 74 fd <0f> 0b e9 df fc ff ff e8 c4 ab 74 fd 45 31 ff eb d8 e8 ba ab 74 fd [ 31.185598][ C1] RSP: 0018:ffffc90000187660 EFLAGS: 00010293 [ 31.191489][ C1] RAX: ffffffff8400c540 RBX: 0000000000000000 RCX: ffff888100399440 [ 31.199307][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 31.207112][ C1] RBP: ffffc900001876a0 R08: ffffffff8400c215 R09: 0000000000000600 [ 31.214925][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000000c [ 31.222756][ C1] R13: 0000000000000080 R14: ffff88810d326508 R15: 0000000000000a20 [pid 735] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=0, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=471, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}}, 80 [pid 734] <... bpf resumed>) = 0 [pid 734] recvmsg(-1, NULL, MSG_OOB) = -1 EBADF (Bad file descriptor) [pid 734] bpf(BPF_MAP_CREATE, NULL, 0) = -1 EINVAL (Invalid argument) [pid 734] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 734] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [ 31.230547][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 31.239316][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.245725][ C1] CR2: 0000000000000000 CR3: 0000000006c0f000 CR4: 00000000003506a0 [ 31.253557][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.261357][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.269173][ C1] Call Trace: [ 31.272294][ C1] [ 31.275059][ C1] ? show_regs+0x58/0x60 [ 31.279163][ C1] ? __warn+0x160/0x3d0 [ 31.283136][ C1] ? __napi_alloc_skb+0x360/0x560 [ 31.288013][ C1] ? report_bug+0x4d5/0x7d0 [ 31.292335][ C1] ? __napi_alloc_skb+0x360/0x560 [ 31.297211][ C1] ? handle_bug+0x41/0x70 [ 31.301360][ C1] ? exc_invalid_op+0x1b/0x50 [ 31.305872][ C1] ? asm_exc_invalid_op+0x1b/0x20 [ 31.310754][ C1] ? __napi_alloc_skb+0x35/0x560 [ 31.315510][ C1] ? __napi_alloc_skb+0x360/0x560 [ 31.320388][ C1] ? __napi_alloc_skb+0x360/0x560 [ 31.325230][ C1] page_to_skb+0x28d/0xba0 [ 31.329504][ C1] receive_buf+0x4fc/0x4ef0 [ 31.333823][ C1] ? irqentry_exit+0x30/0x40 [ 31.338274][ C1] ? virtnet_poll_tx+0x560/0x560 [ 31.343017][ C1] ? asm_sysvec_call_function_single+0x1b/0x20 [ 31.349041][ C1] ? kfree_skbmem+0x4d/0x170 [ 31.353432][ C1] ? virtqueue_get_buf_ctx+0x484/0xd30 [ 31.358749][ C1] ? detach_buf_split+0x71d/0xae0 [ 31.363598][ C1] ? virtqueue_get_buf_ctx+0x6f8/0xd30 [ 31.368912][ C1] virtnet_poll+0x6d3/0x1470 [ 31.373315][ C1] ? refill_work+0x230/0x230