./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3007382809 <...> Warning: Permanently added '10.128.0.23' (ED25519) to the list of known hosts. execve("./syz-executor3007382809", ["./syz-executor3007382809"], 0x7fff2ff06430 /* 10 vars */) = 0 brk(NULL) = 0x5555558e4000 brk(0x5555558e4d00) = 0x5555558e4d00 arch_prctl(ARCH_SET_FS, 0x5555558e4380) = 0 set_tid_address(0x5555558e4650) = 293 set_robust_list(0x5555558e4660, 24) = 0 rseq(0x5555558e4ca0, 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-executor3007382809", 4096) = 28 getrandom("\xc3\xba\xf7\x20\xd2\x8e\x92\xb1", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555558e4d00 brk(0x555555905d00) = 0x555555905d00 brk(0x555555906000) = 0x555555906000 mprotect(0x7f2bc4c1b000, 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=0x5555558e4650) = 294 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 294 attached [pid 294] set_robust_list(0x5555558e4660, 24 [pid 293] <... clone resumed>, child_tidptr=0x5555558e4650) = 295 [pid 294] <... set_robust_list resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 296 [pid 293] 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 293] <... clone resumed>, child_tidptr=0x5555558e4650) = 297 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 298 ./strace-static-x86_64: Process 295 attached [pid 295] set_robust_list(0x5555558e4660, 24 [pid 293] <... clone resumed>, child_tidptr=0x5555558e4650) = 299 ./strace-static-x86_64: Process 298 attached [pid 298] set_robust_list(0x5555558e4660, 24) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] setpgid(0, 0) = 0 [pid 295] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 296 attached [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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(0x5555558e4660, 24 [pid 298] <... openat resumed>) = 3 [pid 299] <... set_robust_list resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] write(3, "1000", 4) = 4 [pid 298] close(3) = 0 [pid 298] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 301 attached ./strace-static-x86_64: Process 300 attached ./strace-static-x86_64: Process 297 attached [pid 296] set_robust_list(0x5555558e4660, 24 [pid 301] set_robust_list(0x5555558e4660, 24 [pid 300] set_robust_list(0x5555558e4660, 24 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 301 [pid 298] <... bpf resumed>) = 3 [pid 297] set_robust_list(0x5555558e4660, 24 [pid 296] <... set_robust_list resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 300 [pid 298] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 301] <... set_robust_list resumed>) = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... set_robust_list resumed>) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0) = 0 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] write(3, "1000", 4) = 4 [pid 300] close(3) = 0 [pid 300] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 300] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 301] <... prctl resumed>) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 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) = 3 [pid 301] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... set_robust_list resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 302 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 303 [ 23.190395][ T30] audit: type=1400 audit(1712545108.067:66): avc: denied { execmem } for pid=293 comm="syz-executor300" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.217042][ T30] audit: type=1400 audit(1712545108.097:67): avc: denied { map_create } for pid=298 comm="syz-executor300" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x5555558e4660, 24) = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 302] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x5555558e4660, 24) = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 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 303] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 23.237968][ T30] audit: type=1400 audit(1712545108.097:68): avc: denied { perfmon } for pid=298 comm="syz-executor300" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 23.260051][ T30] audit: type=1400 audit(1712545108.097:69): avc: denied { map_read map_write } for pid=298 comm="syz-executor300" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.280210][ T30] audit: type=1400 audit(1712545108.097:70): avc: denied { bpf } for pid=298 comm="syz-executor300" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 23.301042][ T30] audit: type=1400 audit(1712545108.097:71): avc: denied { prog_load } for pid=298 comm="syz-executor300" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [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 301] <... bpf resumed>) = 4 [pid 300] <... bpf resumed>) = 4 [pid 301] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 303] <... bpf resumed>) = 4 [pid 302] <... bpf resumed>) = 4 [pid 301] <... bpf resumed>) = 5 [pid 300] <... bpf resumed>) = 5 [pid 298] <... bpf resumed>) = 4 [pid 298] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 298] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 303] <... bpf resumed>) = 5 [pid 302] <... bpf resumed>) = 5 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 298] <... bpf resumed>) = 6 [pid 298] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 298] exit_group(0) = ? [pid 303] <... bpf resumed>) = 6 [pid 298] +++ exited with 0 +++ [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 302] <... bpf resumed>) = 6 [pid 301] <... bpf resumed>) = 6 [pid 300] <... bpf resumed>) = 6 [pid 303] <... bpf resumed>) = 7 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 301] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 301] <... bpf resumed>) = 7 [pid 300] <... bpf resumed>) = 7 [pid 301] exit_group(0 [pid 300] exit_group(0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=28} --- [pid 301] <... exit_group resumed>) = ? [pid 300] <... exit_group resumed>) = ? [pid 303] exit_group(0 [pid 302] <... bpf resumed>) = 7 [pid 301] +++ exited with 0 +++ [pid 300] +++ exited with 0 +++ [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... exit_group resumed>) = ? [pid 302] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] <... restart_syscall resumed>) = 0 [pid 302] <... exit_group resumed>) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 305 ./strace-static-x86_64: Process 305 attached [pid 303] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 305] set_robust_list(0x5555558e4660, 24) = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... 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 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 306 ./strace-static-x86_64: Process 307 attached ./strace-static-x86_64: Process 306 attached [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 307 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... prctl resumed>) = 0 [pid 305] setpgid(0, 0) = 0 [pid 307] set_robust_list(0x5555558e4660, 24 [pid 306] set_robust_list(0x5555558e4660, 24 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 308 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... set_robust_list resumed>) = 0 [pid 306] <... set_robust_list resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 305] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] setpgid(0, 0 [pid 306] <... prctl resumed>) = 0 [pid 305] <... bpf resumed>) = 4 [pid 307] <... setpgid resumed>) = 0 [pid 306] setpgid(0, 0 [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x5555558e4660, 24) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setpgid(0, 0) = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... 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 [pid 307] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... bpf resumed>) = 3 [pid 308] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 307] write(3, "1000", 4 [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 306] <... openat resumed>) = 3 [pid 307] <... write resumed>) = 4 [pid 308] <... bpf resumed>) = 4 [pid 307] close(3 [pid 306] write(3, "1000", 4 [pid 307] <... close resumed>) = 0 [pid 306] <... write resumed>) = 4 [pid 307] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 306] close(3 [pid 307] <... bpf resumed>) = 3 [pid 306] <... close resumed>) = 0 [pid 307] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 306] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 307] <... bpf resumed>) = 0 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 306] <... bpf resumed>) = 3 [pid 302] +++ exited with 0 +++ [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 306] <... bpf resumed>) = 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 296] <... restart_syscall resumed>) = 0 [pid 307] <... bpf resumed>) = 4 [pid 306] <... bpf resumed>) = 4 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 309 attached , child_tidptr=0x5555558e4650) = 309 [pid 309] set_robust_list(0x5555558e4660, 24) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 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) = 3 [pid 309] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [ 23.515581][ T30] audit: type=1400 audit(1712545108.387:73): avc: denied { prog_run } for pid=301 comm="syz-executor300" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.534558][ T30] audit: type=1400 audit(1712545108.387:72): avc: denied { prog_run } for pid=300 comm="syz-executor300" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 305] <... bpf resumed>) = 5 [pid 309] <... bpf resumed>) = 5 [pid 308] <... bpf resumed>) = 5 [pid 307] <... bpf resumed>) = 5 [pid 306] <... bpf resumed>) = 5 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 309] <... bpf resumed>) = 6 [pid 308] <... bpf resumed>) = 6 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 306] <... bpf resumed>) = 6 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 309] <... bpf resumed>) = 7 [pid 306] <... bpf resumed>) = 7 [pid 309] exit_group(0 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 306] exit_group(0 [pid 305] <... bpf resumed>) = 6 [pid 309] <... exit_group resumed>) = ? [pid 308] <... bpf resumed>) = 7 [pid 306] <... exit_group resumed>) = ? [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 309] +++ exited with 0 +++ [pid 308] exit_group(0 [pid 307] <... bpf resumed>) = 6 [pid 306] +++ exited with 0 +++ [pid 305] <... bpf resumed>) = 7 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... exit_group resumed>) = ? [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 305] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... exit_group resumed>) = ? [pid 308] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 307] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] exit_group(0 [pid 305] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 307] <... exit_group resumed>) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 310 attached [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 310 [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 311 attached [pid 311] set_robust_list(0x5555558e4660, 24 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 311 [pid 311] <... set_robust_list resumed>) = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 311] setpgid(0, 0) = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 312 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 313 ./strace-static-x86_64: Process 313 attached [pid 311] <... openat resumed>) = 3 [pid 311] write(3, "1000", 4) = 4 [pid 311] close(3) = 0 [pid 311] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 313] set_robust_list(0x5555558e4660, 24 [pid 310] set_robust_list(0x5555558e4660, 24 [pid 311] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 313] <... set_robust_list resumed>) = 0 [pid 310] <... set_robust_list resumed>) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 311] <... bpf resumed>) = 4 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x5555558e4660, 24) = 0 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 312] setpgid(0, 0) = 0 [pid 313] setpgid(0, 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 313] <... setpgid resumed>) = 0 [pid 312] <... openat resumed>) = 3 [pid 310] <... prctl resumed>) = 0 [pid 312] write(3, "1000", 4) = 4 [pid 312] close(3) = 0 [pid 312] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 310] setpgid(0, 0 [pid 312] <... bpf resumed>) = 3 [pid 312] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 313] <... openat resumed>) = 3 [pid 312] <... bpf resumed>) = 4 [pid 310] <... setpgid resumed>) = 0 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 313] write(3, "1000", 4 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 313] <... write resumed>) = 4 [pid 310] <... openat resumed>) = 3 [pid 313] close(3) = 0 [pid 310] write(3, "1000", 4 [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 310] <... write resumed>) = 4 [pid 313] <... bpf resumed>) = 3 [pid 310] close(3 [pid 313] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 310] <... close resumed>) = 0 [pid 313] <... bpf resumed>) = 4 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 307] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, 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=0x5555558e4650) = 314 ./strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x5555558e4660, 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 314] write(3, "1000", 4) = 4 [pid 314] close(3) = 0 [pid 314] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 314] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 312] <... bpf resumed>) = 5 [pid 311] <... bpf resumed>) = 5 [pid 313] <... bpf resumed>) = 5 [pid 310] <... bpf resumed>) = 5 [pid 314] <... bpf resumed>) = 5 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 313] <... bpf resumed>) = 6 [pid 312] <... bpf resumed>) = 6 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 312] exit_group(0) = ? [pid 312] +++ exited with 0 +++ [pid 311] <... bpf resumed>) = 6 [pid 310] <... bpf resumed>) = 6 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 310] <... bpf resumed>) = 7 [pid 313] <... bpf resumed>) = 7 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 310] exit_group(0) = ? ./strace-static-x86_64: Process 315 attached [pid 311] <... bpf resumed>) = 7 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 315 [pid 315] set_robust_list(0x5555558e4660, 24) = 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 310] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 311] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 313] exit_group(0 [pid 311] <... exit_group resumed>) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 316 [pid 315] write(3, "1000", 4) = 4 [pid 311] +++ exited with 0 +++ [pid 315] close(3 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 313] <... exit_group resumed>) = ? [pid 315] <... close resumed>) = 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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x5555558e4660, 24) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 317 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 316] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x5555558e4660, 24) = 0 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 317] setpgid(0, 0) = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 317] write(3, "1000", 4) = 4 [pid 317] close(3) = 0 [pid 317] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 314] <... bpf resumed>) = 6 [pid 317] <... bpf resumed>) = 3 [pid 317] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 314] 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=4}}, 16) = 5 [pid 316] <... bpf resumed>) = 5 [pid 315] <... bpf resumed>) = 5 [pid 313] +++ exited with 0 +++ [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, 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=0x5555558e4650) = 318 [pid 314] <... bpf resumed>) = 7 [pid 315] <... bpf resumed>) = 6 [pid 314] exit_group(0 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 314] <... exit_group resumed>) = ? [pid 315] <... bpf resumed>) = 7 [pid 315] exit_group(0 [pid 316] <... bpf resumed>) = 6 [pid 315] <... exit_group resumed>) = ? [pid 314] +++ exited with 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 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 318 attached [pid 315] +++ exited with 0 +++ [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 318] set_robust_list(0x5555558e4660, 24 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 318] <... set_robust_list resumed>) = 0 [pid 316] <... bpf resumed>) = 7 [pid 294] <... restart_syscall resumed>) = 0 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 316] exit_group(0 [pid 295] <... restart_syscall resumed>) = 0 [pid 316] <... exit_group resumed>) = ? [pid 294] 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 resumed>, child_tidptr=0x5555558e4650) = 319 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 318] setpgid(0, 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 320 [pid 318] <... setpgid resumed>) = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 318] write(3, "1000", 4) = 4 [pid 318] close(3) = 0 ./strace-static-x86_64: Process 320 attached [pid 317] <... bpf resumed>) = 6 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 320] set_robust_list(0x5555558e4660, 24 [pid 318] <... bpf resumed>) = 3 [pid 318] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 320] <... set_robust_list resumed>) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 319 attached [pid 320] setpgid(0, 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 [pid 320] <... setpgid resumed>) = 0 [pid 319] set_robust_list(0x5555558e4660, 24 [pid 318] <... bpf resumed>) = 4 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 319] <... set_robust_list resumed>) = 0 [pid 320] <... openat resumed>) = 3 [pid 320] write(3, "1000", 4 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 320] <... write resumed>) = 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 [pid 319] <... prctl resumed>) = 0 [pid 320] <... bpf resumed>) = 3 [pid 320] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 319] setpgid(0, 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 319] <... setpgid resumed>) = 0 [pid 320] <... bpf resumed>) = 4 [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 319] write(3, "1000", 4) = 4 [pid 319] close(3) = 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) = 3 [pid 319] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 318] <... bpf resumed>) = 5 [pid 317] <... bpf resumed>) = 7 [pid 316] +++ exited with 0 +++ [pid 320] <... bpf resumed>) = 5 [pid 318] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 317] exit_group(0 [pid 320] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 319] <... bpf resumed>) = 4 [pid 318] <... bpf resumed>) = 6 [pid 317] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 320] <... bpf resumed>) = 6 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 317] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 318] <... bpf resumed>) = 7 [pid 299] <... restart_syscall resumed>) = 0 [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 319] <... bpf resumed>) = 5 [pid 318] exit_group(0 [pid 320] <... bpf resumed>) = 7 [pid 318] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 320] exit_group(0 [pid 319] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 320] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 320] +++ exited with 0 +++ [pid 318] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 321 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 322 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, 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=0x5555558e4650) = 323 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 324 ./strace-static-x86_64: Process 323 attached [pid 319] <... bpf resumed>) = 6 [pid 323] set_robust_list(0x5555558e4660, 24) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 323] <... prctl resumed>) = 0 [pid 323] setpgid(0, 0 [pid 319] exit_group(0 [pid 323] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 324 attached ./strace-static-x86_64: Process 322 attached ./strace-static-x86_64: Process 321 attached [pid 319] <... exit_group resumed>) = ? [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 319] +++ exited with 0 +++ [pid 323] <... openat resumed>) = 3 [pid 323] write(3, "1000", 4 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 323] <... write resumed>) = 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 323] close(3) = 0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 325 [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 [ 23.690335][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 23.702395][ T318] BUG: scheduling while atomic: syz-executor300/318/0x00000002 [ 23.710153][ T318] Modules linked in: [ 23.714310][ T318] Preemption disabled at: [ 23.714321][ T318] [] is_module_text_address+0x1a/0x140 [ 23.725724][ T318] CPU: 1 PID: 318 Comm: syz-executor300 Not tainted 5.15.148-syzkaller-00718-g993bed180178 #0 [ 23.735793][ T318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.745685][ T318] Call Trace: [ 23.748813][ T318] [ 23.751586][ T318] dump_stack_lvl+0x151/0x1b7 [ 23.756096][ T318] ? is_module_text_address+0x1a/0x140 [ 23.761395][ T318] ? is_module_text_address+0x1a/0x140 [ 23.766687][ T318] ? io_uring_drop_tctx_refs+0x190/0x190 [ 23.772155][ T318] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 23.777803][ T318] ? __wake_up_sync_key+0x1b1/0x3d0 [ 23.782835][ T318] ? is_module_text_address+0x1a/0x140 [ 23.788128][ T318] dump_stack+0x15/0x17 [ 23.792119][ T318] __schedule_bug+0x195/0x260 [ 23.796631][ T318] ? ttwu_queue_wakelist+0x510/0x510 [ 23.801753][ T318] ? __send_signal+0x96f/0xcb0 [ 23.806355][ T318] __schedule+0xd19/0x1590 [ 23.810606][ T318] ? __kasan_check_write+0x14/0x20 [ 23.815550][ T318] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 23.820846][ T318] ? __sched_text_start+0x8/0x8 [ 23.825537][ T318] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 23.831000][ T318] do_task_dead+0x99/0xa0 [ 23.835167][ T318] do_exit+0x2089/0x2ca0 [ 23.839249][ T318] ? put_task_struct+0x80/0x80 [ 23.843847][ T318] ? ptrace_notify+0x24c/0x350 [ 23.848445][ T318] ? do_notify_parent+0xa30/0xa30 [ 23.853307][ T318] do_group_exit+0x141/0x310 [ 23.857734][ T318] __x64_sys_exit_group+0x3f/0x40 [ 23.862593][ T318] do_syscall_64+0x3d/0xb0 [ 23.866848][ T318] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 23.872577][ T318] RIP: 0033:0x7f2bc4ba4ff9 [ 23.876825][ T318] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [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) = 4 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 321] set_robust_list(0x5555558e4660, 24) = 0 [pid 322] set_robust_list(0x5555558e4660, 24 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 322] <... set_robust_list resumed>) = 0 [pid 321] <... prctl resumed>) = 0 [pid 321] setpgid(0, 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] <... setpgid resumed>) = 0 [pid 324] set_robust_list(0x5555558e4660, 24 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 322] <... prctl resumed>) = 0 [pid 324] <... set_robust_list resumed>) = 0 [pid 321] write(3, "1000", 4) = 4 [pid 321] close(3) = 0 [pid 323] <... bpf resumed>) = 6 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 323] exit_group(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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 322] setpgid(0, 0 [pid 321] <... bpf resumed>) = 3 [pid 321] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 324] <... prctl resumed>) = 0 [pid 322] <... setpgid resumed>) = 0 [pid 321] <... bpf resumed>) = 0 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 325 attached [pid 325] set_robust_list(0x5555558e4660, 24) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 321] <... bpf resumed>) = 4 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 322] <... openat resumed>) = 3 [pid 321] <... bpf resumed>) = 5 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 322] write(3, "1000", 4 [pid 324] setpgid(0, 0 [pid 325] <... openat resumed>) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 321] <... 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 [pid 324] <... setpgid resumed>) = 0 [pid 322] <... write resumed>) = 4 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 325] <... bpf resumed>) = 3 [pid 321] <... bpf resumed>) = 7 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 322] close(3 [pid 321] exit_group(0) = ? [pid 325] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 23.884029][ T318] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 23.892277][ T318] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 23.900089][ T318] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 23.907898][ T318] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 23.915712][ T318] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 23.923524][ T318] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 23.931337][ T318] [ 23.948593][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 23.960033][ T322] BUG: scheduling while atomic: syz-executor300/322/0x00000002 [ 23.967501][ T322] Modules linked in: [ 23.971198][ T322] Preemption disabled at: [ 23.971204][ T322] [] is_module_text_address+0x1a/0x140 [ 23.982249][ T322] CPU: 1 PID: 322 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 23.993677][ T322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.003576][ T322] Call Trace: [ 24.006697][ T322] [ 24.009475][ T322] dump_stack_lvl+0x151/0x1b7 [ 24.013988][ T322] ? is_module_text_address+0x1a/0x140 [ 24.019283][ T322] ? is_module_text_address+0x1a/0x140 [ 24.024580][ T322] ? io_uring_drop_tctx_refs+0x190/0x190 [ 24.030046][ T322] ? is_module_text_address+0x1a/0x140 [ 24.035339][ T322] dump_stack+0x15/0x17 [ 24.039332][ T322] __schedule_bug+0x195/0x260 [ 24.043848][ T322] ? ttwu_queue_wakelist+0x510/0x510 [ 24.048967][ T322] __schedule+0xd19/0x1590 [ 24.053239][ T322] ? __kasan_check_write+0x14/0x20 [ 24.058164][ T322] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 24.063111][ T322] ? __sched_text_start+0x8/0x8 [ 24.067801][ T322] ? cgroup_update_frozen+0x15f/0x980 [ 24.073010][ T322] schedule+0x11f/0x1e0 [ 24.077003][ T322] ptrace_stop+0x4ea/0xa90 [ 24.081254][ T322] ptrace_notify+0x22b/0x350 [ 24.085678][ T322] ? do_notify_parent+0xa30/0xa30 [ 24.090545][ T322] ? fput+0x1a/0x20 [ 24.094186][ T322] syscall_exit_to_user_mode+0xac/0x160 [ 24.099566][ T322] do_syscall_64+0x49/0xb0 [ 24.103819][ T322] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 24.109546][ T322] RIP: 0033:0x7f2bc4ba61b0 [ 24.113802][ T322] Code: ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 80 3d d1 9e 07 00 00 74 17 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c [ 24.133254][ T322] RSP: 002b:00007ffc22d885a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 24.141487][ T322] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f2bc4ba61b0 [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 322] <... close resumed>) = 0 [pid 325] <... bpf resumed>) = 4 [pid 324] <... openat resumed>) = 3 [pid 323] +++ exited with 0 +++ [pid 321] +++ exited with 0 +++ [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 324] write(3, "1000", 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 324] <... write resumed>) = 4 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=21} --- [pid 324] close(3 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 324] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 322] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 327 ./strace-static-x86_64: Process 328 attached [pid 324] <... bpf resumed>) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 328 [pid 324] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 322] <... bpf resumed>) = 3 [pid 328] set_robust_list(0x5555558e4660, 24 [pid 324] <... bpf resumed>) = 4 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 328] <... set_robust_list resumed>) = 0 [pid 322] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 ./strace-static-x86_64: Process 327 attached [pid 327] set_robust_list(0x5555558e4660, 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 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 328] <... prctl resumed>) = 0 [pid 327] <... bpf resumed>) = 4 [pid 322] <... bpf resumed>) = 4 [pid 328] setpgid(0, 0) = 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 328] <... openat resumed>) = 3 [pid 328] write(3, "1000", 4) = 4 [pid 328] close(3) = 0 [pid 328] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 327] <... bpf resumed>) = 5 [pid 325] <... bpf resumed>) = 5 [pid 324] <... bpf resumed>) = 5 [pid 322] <... bpf resumed>) = 5 [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 324] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 328] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 325] <... bpf resumed>) = 6 [pid 324] <... bpf resumed>) = 6 [pid 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 325] <... bpf resumed>) = 7 [pid 324] <... bpf resumed>) = 7 [pid 325] exit_group(0 [pid 324] exit_group(0 [pid 325] <... exit_group resumed>) = ? [pid 324] <... exit_group resumed>) = ? [pid 325] +++ exited with 0 +++ [pid 328] <... bpf resumed>) = 0 [pid 324] +++ exited with 0 +++ [pid 322] <... bpf resumed>) = 6 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 329 [pid 295] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 329 attached [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 329] set_robust_list(0x5555558e4660, 24) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] setpgid(0, 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 330 [pid 329] <... setpgid resumed>) = 0 [pid 322] <... bpf resumed>) = 7 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 322] exit_group(0 [pid 329] <... openat resumed>) = 3 [pid 329] write(3, "1000", 4 [pid 322] <... exit_group resumed>) = ? [pid 329] <... write resumed>) = 4 [pid 329] close(3) = 0 [pid 329] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 329] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 328] <... bpf resumed>) = 4 [pid 327] <... bpf resumed>) = 6 [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x5555558e4660, 24) = 0 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 330] <... prctl resumed>) = 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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 329] <... bpf resumed>) = 5 [pid 322] +++ exited with 0 +++ [pid 328] <... bpf resumed>) = 5 [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 327] <... bpf resumed>) = 7 [pid 329] <... bpf resumed>) = 6 [pid 328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 327] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 329] <... bpf resumed>) = 7 [pid 299] <... restart_syscall resumed>) = 0 [pid 330] <... bpf resumed>) = 5 [pid 329] exit_group(0 [pid 330] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 329] <... exit_group resumed>) = ? [pid 327] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 330] <... bpf resumed>) = 6 [pid 329] +++ exited with 0 +++ [pid 328] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 331 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 332 attached [pid 328] exit_group(0 [pid 327] +++ exited with 0 +++ [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 332 [pid 330] <... bpf resumed>) = 7 [pid 328] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 330] exit_group(0) = ? [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 330] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, 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 331 attached [pid 331] set_robust_list(0x5555558e4660, 24) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 333 [pid 331] write(3, "1000", 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 334 [pid 331] <... write resumed>) = 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 [pid 332] set_robust_list(0x5555558e4660, 24 [pid 331] <... bpf resumed>) = 3 [pid 331] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 332] <... set_robust_list resumed>) = 0 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 332] setpgid(0, 0 [pid 331] <... bpf resumed>) = 4 [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x5555558e4660, 24) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 334 attached [pid 332] <... setpgid resumed>) = 0 [pid 333] <... prctl resumed>) = 0 [pid 333] setpgid(0, 0 [pid 334] set_robust_list(0x5555558e4660, 24 [pid 333] <... setpgid resumed>) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 334] <... set_robust_list resumed>) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 334] <... prctl resumed>) = 0 [pid 334] setpgid(0, 0 [pid 333] <... openat resumed>) = 3 [pid 334] <... setpgid resumed>) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 332] <... openat resumed>) = 3 [pid 334] <... openat resumed>) = 3 [ 24.149303][ T322] RDX: 0000000000000004 RSI: 00007ffc22d885d0 RDI: 0000000000000003 [ 24.157124][ T322] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 24.164932][ T322] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc22d885d0 [ 24.172732][ T322] R13: 00007ffc22d88aac R14: 00007ffc22d88ac0 R15: 00007ffc22d88ab0 [ 24.180558][ T322] [pid 332] write(3, "1000", 4 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 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] <... write resumed>) = 4 [pid 333] <... bpf resumed>) = 3 [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 [pid 334] write(3, "1000", 4 [pid 333] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 334] <... write resumed>) = 4 [pid 333] <... bpf resumed>) = 0 [pid 334] close(3 [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 334] <... close resumed>) = 0 [pid 333] <... bpf resumed>) = 4 [pid 332] <... bpf resumed>) = 3 [pid 332] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 334] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 332] <... bpf resumed>) = 0 [pid 334] <... bpf resumed>) = 3 [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 334] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 332] <... bpf resumed>) = 4 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 331] <... bpf resumed>) = 5 [pid 331] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 334] <... bpf resumed>) = 5 [pid 333] <... bpf resumed>) = 5 [pid 328] +++ exited with 0 +++ [pid 332] <... bpf resumed>) = 5 [pid 331] <... bpf resumed>) = 7 [pid 334] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 331] exit_group(0 [pid 334] <... bpf resumed>) = 6 [pid 333] <... bpf resumed>) = 6 [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 331] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 331] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 334] <... bpf resumed>) = 7 [pid 333] <... bpf resumed>) = 7 [pid 334] exit_group(0 [pid 333] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 334] <... exit_group resumed>) = ? [pid 333] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 334] +++ exited with 0 +++ [pid 332] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 336 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 335 [pid 295] --- 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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x5555558e4660, 24) = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 335] setpgid(0, 0) = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 337 [pid 335] <... write resumed>) = 4 [pid 335] close(3) = 0 [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 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 337 attached ./strace-static-x86_64: Process 336 attached [pid 335] <... bpf resumed>) = 3 [pid 333] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 335] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 337] set_robust_list(0x5555558e4660, 24 [pid 335] <... bpf resumed>) = 0 [pid 337] <... set_robust_list resumed>) = 0 [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 336] set_robust_list(0x5555558e4660, 24 [pid 332] <... bpf resumed>) = 7 [pid 337] <... prctl resumed>) = 0 [pid 336] <... set_robust_list resumed>) = 0 [pid 335] <... bpf resumed>) = 4 [pid 332] exit_group(0 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 332] <... exit_group resumed>) = ? [pid 337] setpgid(0, 0 [pid 335] <... bpf resumed>) = 5 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 337] <... setpgid resumed>) = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 337] write(3, "1000", 4) = 4 [pid 337] close(3) = 0 [pid 337] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 337] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 338 [pid 337] <... bpf resumed>) = 0 [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) = 4 [pid 335] <... bpf resumed>) = 6 [pid 335] 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=4}}, 16 [pid 335] <... bpf resumed>) = 7 [pid 337] <... bpf resumed>) = 5 [pid 335] exit_group(0) = ? [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 335] +++ exited with 0 +++ [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 338 attached ) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 336] setpgid(0, 0 [pid 338] set_robust_list(0x5555558e4660, 24 [pid 336] <... setpgid resumed>) = 0 [pid 338] <... set_robust_list resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 338] <... prctl resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 338] setpgid(0, 0) = 0 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 339 [pid 336] <... openat resumed>) = 3 [pid 336] write(3, "1000", 4 [pid 338] write(3, "1000", 4 [pid 336] <... write resumed>) = 4 [pid 338] <... write resumed>) = 4 [pid 336] close(3 [pid 338] close(3) = 0 ./strace-static-x86_64: Process 339 attached [pid 336] <... close resumed>) = 0 [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 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 339] set_robust_list(0x5555558e4660, 24 [pid 336] <... bpf resumed>) = 3 [pid 339] <... set_robust_list resumed>) = 0 [pid 338] <... bpf resumed>) = 3 [pid 336] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 338] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 336] <... bpf resumed>) = 0 [pid 339] <... prctl resumed>) = 0 [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 339] setpgid(0, 0) = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 336] <... bpf resumed>) = 4 [pid 339] write(3, "1000", 4) = 4 [pid 339] close(3) = 0 [pid 339] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 338] <... bpf resumed>) = 0 [pid 339] <... bpf resumed>) = 3 [pid 339] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 338] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 339] <... bpf resumed>) = 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 [pid 338] <... bpf resumed>) = 4 [pid 339] <... bpf resumed>) = 4 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 337] <... bpf resumed>) = 7 [pid 336] <... bpf resumed>) = 5 [pid 332] +++ exited with 0 +++ [pid 338] <... bpf resumed>) = 5 [pid 339] <... bpf resumed>) = 5 [pid 337] exit_group(0 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 338] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 337] <... exit_group resumed>) = ? [pid 336] <... bpf resumed>) = 6 [pid 339] <... bpf resumed>) = 6 [pid 337] +++ exited with 0 +++ [pid 336] 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=332, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 336] <... bpf resumed>) = 7 [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 294] restart_syscall(<... resuming interrupted clone ...> [pid 339] <... bpf resumed>) = 7 [pid 336] exit_group(0 [pid 339] exit_group(0 [pid 336] <... exit_group resumed>) = ? [pid 339] <... exit_group resumed>) = ? [pid 336] +++ exited with 0 +++ [pid 294] <... restart_syscall resumed>) = 0 [pid 338] <... bpf resumed>) = 6 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, 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 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 340 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 341 ./strace-static-x86_64: Process 340 attached [pid 340] set_robust_list(0x5555558e4660, 24) = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 340] setpgid(0, 0) = 0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 342 [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 340] write(3, "1000", 4) = 4 [pid 340] close(3) = 0 [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) = 3 [pid 340] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 341 attached ) = 0 [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 341] set_robust_list(0x5555558e4660, 24) = 0 [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 340] <... bpf resumed>) = 4 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 342 attached [pid 342] set_robust_list(0x5555558e4660, 24) = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 342] setpgid(0, 0) = 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 342] write(3, "1000", 4) = 4 [pid 341] setpgid(0, 0 [pid 342] close(3) = 0 [pid 342] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 342] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 341] <... setpgid resumed>) = 0 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] <... bpf resumed>) = 4 [pid 341] <... openat resumed>) = 3 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 [pid 341] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 341] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 339] +++ exited with 0 +++ [pid 340] <... bpf resumed>) = 5 [pid 338] <... bpf resumed>) = 7 [pid 342] <... bpf resumed>) = 5 [pid 341] <... bpf resumed>) = 5 [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 338] exit_group(0 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 338] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 341] <... bpf resumed>) = 6 [pid 340] <... bpf resumed>) = 6 [pid 338] +++ exited with 0 +++ [pid 341] 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=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 341] <... bpf resumed>) = 7 [pid 341] exit_group(0) = ? ./strace-static-x86_64: Process 343 attached [pid 342] <... bpf resumed>) = 6 [pid 341] +++ exited with 0 +++ [pid 340] <... bpf resumed>) = 7 [pid 343] set_robust_list(0x5555558e4660, 24 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 340] exit_group(0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 343 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 343] <... set_robust_list resumed>) = 0 [pid 342] <... bpf resumed>) = 7 [pid 340] <... exit_group resumed>) = ? [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 342] exit_group(0 [pid 340] +++ exited with 0 +++ [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 344 [pid 343] <... prctl resumed>) = 0 [pid 342] <... exit_group resumed>) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 343] setpgid(0, 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 343] <... setpgid resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 345 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... restart_syscall resumed>) = 0 [pid 343] <... openat resumed>) = 3 [pid 343] write(3, "1000", 4) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 343] close(3) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 346 [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) = 3 [pid 343] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 345 attached [pid 345] set_robust_list(0x5555558e4660, 24) = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3) = 0 [pid 345] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 345] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 24.341640][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 24.353096][ T341] BUG: scheduling while atomic: syz-executor300/341/0x00000002 [ 24.360450][ T341] Modules linked in: [ 24.364621][ T341] Preemption disabled at: [ 24.364632][ T341] [] is_module_text_address+0x1a/0x140 [ 24.376111][ T341] CPU: 1 PID: 341 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 24.387560][ T341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.397460][ T341] Call Trace: [ 24.400576][ T341] [ 24.403366][ T341] dump_stack_lvl+0x151/0x1b7 [ 24.408039][ T341] ? is_module_text_address+0x1a/0x140 [ 24.413326][ T341] ? is_module_text_address+0x1a/0x140 [ 24.418617][ T341] ? io_uring_drop_tctx_refs+0x190/0x190 [ 24.424083][ T341] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 24.429725][ T341] ? __wake_up_sync_key+0x1b1/0x3d0 [ 24.434759][ T341] ? is_module_text_address+0x1a/0x140 [ 24.440056][ T341] dump_stack+0x15/0x17 [ 24.444044][ T341] __schedule_bug+0x195/0x260 [ 24.448561][ T341] ? ttwu_queue_wakelist+0x510/0x510 [ 24.453677][ T341] ? __send_signal+0x96f/0xcb0 [ 24.458285][ T341] __schedule+0xd19/0x1590 [ 24.462529][ T341] ? __kasan_check_write+0x14/0x20 [ 24.467479][ T341] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 24.472786][ T341] ? __sched_text_start+0x8/0x8 [ 24.477467][ T341] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 24.482930][ T341] do_task_dead+0x99/0xa0 [ 24.487100][ T341] do_exit+0x2089/0x2ca0 [ 24.491185][ T341] ? put_task_struct+0x80/0x80 [ 24.495778][ T341] ? ptrace_notify+0x24c/0x350 [ 24.500381][ T341] ? do_notify_parent+0xa30/0xa30 [ 24.505243][ T341] do_group_exit+0x141/0x310 [ 24.509668][ T341] __x64_sys_exit_group+0x3f/0x40 [ 24.514523][ T341] do_syscall_64+0x3d/0xb0 [ 24.518797][ T341] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 24.524530][ T341] RIP: 0033:0x7f2bc4ba4ff9 [ 24.528755][ T341] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [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) = 4 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 344 attached [pid 344] set_robust_list(0x5555558e4660, 24) = 0 [pid 342] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 346 attached [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 294] <... restart_syscall resumed>) = 0 [pid 346] set_robust_list(0x5555558e4660, 24) = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 346] setpgid(0, 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 346] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 348 attached [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 348 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] setpgid(0, 0) = 0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 344] write(3, "1000", 4 [pid 346] <... openat resumed>) = 3 [pid 348] set_robust_list(0x5555558e4660, 24 [pid 346] write(3, "1000", 4 [pid 348] <... set_robust_list resumed>) = 0 [pid 346] <... write resumed>) = 4 [pid 346] close(3 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 346] <... close resumed>) = 0 [pid 348] <... prctl resumed>) = 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 [pid 348] setpgid(0, 0 [pid 346] <... bpf resumed>) = 3 [pid 348] <... setpgid resumed>) = 0 [pid 346] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] <... write resumed>) = 4 [pid 344] close(3 [pid 346] <... bpf resumed>) = 4 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 348] <... openat resumed>) = 3 [pid 348] write(3, "1000", 4) = 4 [pid 344] <... close resumed>) = 0 [pid 348] close(3 [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 348] <... close resumed>) = 0 [pid 344] <... bpf resumed>) = 3 [pid 344] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 348] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 348] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 344] <... bpf resumed>) = 4 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 4 [ 24.535962][ T341] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 24.544225][ T341] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 24.552016][ T341] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 24.559837][ T341] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 24.567636][ T341] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 24.575446][ T341] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 24.583266][ T341] [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 346] <... bpf resumed>) = 5 [pid 345] <... bpf resumed>) = 5 [pid 343] <... bpf resumed>) = 5 [pid 348] <... bpf resumed>) = 5 [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 344] <... bpf resumed>) = 5 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 346] <... bpf resumed>) = 6 [pid 345] <... bpf resumed>) = 6 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 343] <... bpf resumed>) = 6 [pid 348] <... bpf resumed>) = 6 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 346] <... bpf resumed>) = 7 [pid 345] <... bpf resumed>) = 7 [pid 344] <... bpf resumed>) = 6 [pid 343] <... bpf resumed>) = 7 [pid 348] <... bpf resumed>) = 7 [pid 346] exit_group(0 [pid 345] exit_group(0 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 343] exit_group(0 [pid 348] exit_group(0 [pid 346] <... exit_group resumed>) = ? [pid 345] <... exit_group resumed>) = ? [pid 344] <... bpf resumed>) = 7 [pid 343] <... exit_group resumed>) = ? [pid 348] <... exit_group resumed>) = ? [ 24.636993][ C1] softirq: huh, entered softirq 4 BLOCK ffffffff8252c040 with preempt_count 00000103, exited with 00000102? [ 24.649259][ T346] BUG: scheduling while atomic: syz-executor300/346/0x00000002 [ 24.657824][ T346] Modules linked in: [ 24.661541][ T346] Preemption disabled at: [ 24.661549][ T346] [] is_module_text_address+0x1a/0x140 [pid 346] +++ exited with 0 +++ [pid 344] exit_group(0 [pid 348] +++ exited with 0 +++ [pid 344] <... exit_group resumed>) = ? [pid 344] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- 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] restart_syscall(<... resuming interrupted clone ...> [pid 345] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=19} --- [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 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 349 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 350 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 351 ./strace-static-x86_64: Process 350 attached [pid 350] set_robust_list(0x5555558e4660, 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) = 3 [pid 350] write(3, "1000", 4) = 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 [ 24.676153][ T346] CPU: 1 PID: 346 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 24.687616][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.697511][ T346] Call Trace: [ 24.700722][ T346] [ 24.703500][ T346] dump_stack_lvl+0x151/0x1b7 [ 24.708005][ T346] ? is_module_text_address+0x1a/0x140 [ 24.713299][ T346] ? is_module_text_address+0x1a/0x140 [ 24.718595][ T346] ? io_uring_drop_tctx_refs+0x190/0x190 [ 24.724060][ T346] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 24.729706][ T346] ? __wake_up_sync_key+0x1b1/0x3d0 [ 24.734738][ T346] ? is_module_text_address+0x1a/0x140 [ 24.740034][ T346] dump_stack+0x15/0x17 [ 24.744026][ T346] __schedule_bug+0x195/0x260 [ 24.748540][ T346] ? ttwu_queue_wakelist+0x510/0x510 [ 24.753662][ T346] ? __send_signal+0x96f/0xcb0 [ 24.758259][ T346] __schedule+0xd19/0x1590 [ 24.762511][ T346] ? __kasan_check_write+0x14/0x20 [ 24.767466][ T346] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 24.772752][ T346] ? __sched_text_start+0x8/0x8 [ 24.777441][ T346] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 24.782910][ T346] do_task_dead+0x99/0xa0 [ 24.787073][ T346] do_exit+0x2089/0x2ca0 [ 24.791153][ T346] ? put_task_struct+0x80/0x80 [ 24.795752][ T346] ? ptrace_notify+0x24c/0x350 [ 24.800353][ T346] ? do_notify_parent+0xa30/0xa30 [ 24.805213][ T346] do_group_exit+0x141/0x310 [ 24.809642][ T346] __x64_sys_exit_group+0x3f/0x40 [ 24.814498][ T346] do_syscall_64+0x3d/0xb0 [ 24.818752][ T346] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 24.824482][ T346] RIP: 0033:0x7f2bc4ba4ff9 [ 24.828734][ T346] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [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./strace-static-x86_64: Process 351 attached ./strace-static-x86_64: Process 349 attached ) = 4 [pid 343] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 351] set_robust_list(0x5555558e4660, 24 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 349] set_robust_list(0x5555558e4660, 24 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 353 [pid 349] <... set_robust_list resumed>) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 349] <... prctl resumed>) = 0 [pid 351] <... set_robust_list resumed>) = 0 [pid 349] setpgid(0, 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 349] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 353 attached [pid 351] <... prctl resumed>) = 0 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 354 [pid 351] setpgid(0, 0 [pid 349] <... openat resumed>) = 3 [pid 351] <... setpgid resumed>) = 0 [pid 349] write(3, "1000", 4 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 349] <... write resumed>) = 4 [pid 349] close(3 [pid 351] <... openat resumed>) = 3 [pid 349] <... close resumed>) = 0 ./strace-static-x86_64: Process 354 attached [pid 353] set_robust_list(0x5555558e4660, 24 [pid 351] write(3, "1000", 4 [pid 349] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 353] <... set_robust_list resumed>) = 0 [pid 354] set_robust_list(0x5555558e4660, 24 [pid 351] <... write resumed>) = 4 [pid 349] <... bpf resumed>) = 3 [pid 351] close(3 [pid 349] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 354] <... set_robust_list resumed>) = 0 [pid 351] <... close resumed>) = 0 [pid 349] <... bpf resumed>) = 0 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 353] <... prctl resumed>) = 0 [pid 351] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 354] <... prctl resumed>) = 0 [pid 353] setpgid(0, 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) = 4 [pid 351] <... bpf resumed>) = 3 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 351] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 353] <... setpgid resumed>) = 0 [pid 351] <... bpf resumed>) = 4 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 353] write(3, "1000", 4 [pid 354] setpgid(0, 0 [pid 353] <... write resumed>) = 4 [pid 354] <... setpgid resumed>) = 0 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 353] close(3) = 0 [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 354] <... openat resumed>) = 3 [pid 353] <... bpf resumed>) = 3 [pid 354] write(3, "1000", 4) = 4 [pid 353] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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] close(3 [pid 353] <... bpf resumed>) = 4 [pid 354] <... close resumed>) = 0 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 350] <... bpf resumed>) = 5 [pid 351] <... bpf resumed>) = 5 [pid 349] <... bpf resumed>) = 5 [pid 353] <... bpf resumed>) = 5 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 350] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 351] <... bpf resumed>) = 6 [pid 349] <... bpf resumed>) = 6 [pid 350] <... bpf resumed>) = 6 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 349] <... bpf resumed>) = 7 [pid 351] <... bpf resumed>) = 7 [pid 350] <... bpf resumed>) = 7 [pid 349] exit_group(0 [pid 350] exit_group(0) = ? [pid 349] <... exit_group resumed>) = ? [pid 351] exit_group(0 [pid 350] +++ exited with 0 +++ [pid 349] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=17} --- [pid 351] <... exit_group resumed>) = ? [pid 296] --- 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] 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 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 355 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 356 [ 24.835937][ T346] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 24.844182][ T346] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 24.851993][ T346] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 24.859804][ T346] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 24.867615][ T346] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 24.875435][ T346] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 24.883243][ T346] [pid 353] <... bpf resumed>) = 6 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 354] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x5555558e4660, 24) = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 356 attached [pid 356] set_robust_list(0x5555558e4660, 24 [pid 355] <... prctl resumed>) = 0 [pid 351] +++ exited with 0 +++ [pid 356] <... set_robust_list resumed>) = 0 [pid 355] setpgid(0, 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 355] <... setpgid resumed>) = 0 [pid 356] <... prctl resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 356] setpgid(0, 0 [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 356] <... setpgid resumed>) = 0 [pid 355] <... openat resumed>) = 3 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 357 [pid 356] <... write resumed>) = 4 [pid 355] <... close resumed>) = 0 [pid 356] close(3) = 0 [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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 355] <... bpf resumed>) = 3 [pid 356] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 355] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 356] <... bpf resumed>) = 0 [pid 355] <... bpf resumed>) = 0 [pid 353] <... bpf resumed>) = 7 [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] exit_group(0) = ? [pid 356] <... bpf resumed>) = 4 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 355] <... bpf resumed>) = 4 [pid 353] +++ exited with 0 +++ ./strace-static-x86_64: Process 357 attached [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 357] set_robust_list(0x5555558e4660, 24) = 0 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 357] setpgid(0, 0) = 0 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 357] write(3, "1000", 4) = 4 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 358 [pid 357] close(3) = 0 [pid 357] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 357] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 358 attached ) = 4 [pid 358] set_robust_list(0x5555558e4660, 24) = 0 [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 358] <... prctl resumed>) = 0 [pid 358] setpgid(0, 0) = 0 [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 358] write(3, "1000", 4) = 4 [pid 358] close(3) = 0 [pid 358] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 358] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 356] <... bpf resumed>) = 5 [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 358] <... bpf resumed>) = 5 [pid 357] <... bpf resumed>) = 5 [pid 356] <... bpf resumed>) = 6 [pid 355] <... bpf resumed>) = 5 [pid 354] <... bpf resumed>) = 5 [pid 358] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 357] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 358] <... bpf resumed>) = 6 [pid 357] <... bpf resumed>) = 6 [pid 356] <... bpf resumed>) = 7 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 356] exit_group(0 [pid 358] <... bpf resumed>) = 7 [pid 357] <... bpf resumed>) = 7 [pid 356] <... exit_group resumed>) = ? [pid 358] exit_group(0 [pid 357] exit_group(0 [pid 356] +++ exited with 0 +++ [pid 355] <... bpf resumed>) = 6 [pid 354] <... bpf resumed>) = 6 [pid 358] <... exit_group resumed>) = ? [pid 357] <... exit_group resumed>) = ? [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 354] 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=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 355] <... bpf resumed>) = 7 [pid 354] <... bpf resumed>) = 7 [pid 355] exit_group(0 [ 24.953220][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 24.958232][ C0] softirq: huh, entered softirq 6 TASKLET ffffffff8142f5b0 with preempt_count 00000103, exited with 00000102? [ 24.965399][ T358] BUG: scheduling while atomic: syz-executor300/358/0x00000002 [ 24.977016][ T354] BUG: scheduling while atomic: syz-executor300/354/0x00000002 [ 24.983903][ T358] Modules linked in: [ 24.991314][ T354] Modules linked in: [ 24.995012][ T358] Preemption disabled at: [ 24.995014][ T354] [ 24.995019][ T354] Preemption disabled at: [ 24.995024][ T354] [] is_module_text_address+0x1a/0x140 [ 24.998762][ T358] [] is_module_text_address+0x1a/0x140 [ 25.002916][ T354] CPU: 0 PID: 354 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 25.034423][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.044315][ T354] Call Trace: [ 25.047439][ T354] [ 25.050218][ T354] dump_stack_lvl+0x151/0x1b7 [ 25.054727][ T354] ? is_module_text_address+0x1a/0x140 [ 25.060020][ T354] ? is_module_text_address+0x1a/0x140 [ 25.065333][ T354] ? io_uring_drop_tctx_refs+0x190/0x190 [ 25.070782][ T354] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 25.076427][ T354] ? __wake_up_sync_key+0x1b1/0x3d0 [ 25.081461][ T354] ? is_module_text_address+0x1a/0x140 [ 25.086754][ T354] dump_stack+0x15/0x17 [ 25.090746][ T354] __schedule_bug+0x195/0x260 [ 25.095261][ T354] ? ttwu_queue_wakelist+0x510/0x510 [ 25.100379][ T354] ? __send_signal+0x96f/0xcb0 [ 25.104982][ T354] __schedule+0xd19/0x1590 [ 25.109232][ T354] ? __kasan_check_write+0x14/0x20 [ 25.114183][ T354] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 25.119475][ T354] ? __sched_text_start+0x8/0x8 [ 25.124164][ T354] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 25.129630][ T354] do_task_dead+0x99/0xa0 [ 25.133801][ T354] do_exit+0x2089/0x2ca0 [ 25.137881][ T354] ? put_task_struct+0x80/0x80 [ 25.142478][ T354] ? ptrace_notify+0x24c/0x350 [ 25.147077][ T354] ? do_notify_parent+0xa30/0xa30 [ 25.151936][ T354] do_group_exit+0x141/0x310 [ 25.156362][ T354] __x64_sys_exit_group+0x3f/0x40 [ 25.161221][ T354] do_syscall_64+0x3d/0xb0 [ 25.165485][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 25.171210][ T354] RIP: 0033:0x7f2bc4ba4ff9 [ 25.175467][ T354] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 25.182662][ T354] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.190908][ T354] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 25.198719][ T354] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 25.206549][ T354] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 25.214337][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 25.222158][ T354] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 25.230056][ T354] [ 25.232917][ T358] CPU: 1 PID: 358 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 25.244378][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.254268][ T358] Call Trace: [ 25.257388][ T358] [ 25.260168][ T358] dump_stack_lvl+0x151/0x1b7 [ 25.264678][ T358] ? is_module_text_address+0x1a/0x140 [ 25.269972][ T358] ? is_module_text_address+0x1a/0x140 [ 25.275384][ T358] ? io_uring_drop_tctx_refs+0x190/0x190 [ 25.280851][ T358] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 25.286489][ T358] ? __wake_up_sync_key+0x1b1/0x3d0 [ 25.291527][ T358] ? is_module_text_address+0x1a/0x140 [ 25.296817][ T358] dump_stack+0x15/0x17 [ 25.300809][ T358] __schedule_bug+0x195/0x260 [ 25.305324][ T358] ? ttwu_queue_wakelist+0x510/0x510 [ 25.310444][ T358] ? __send_signal+0x96f/0xcb0 [ 25.315044][ T358] __schedule+0xd19/0x1590 [ 25.319297][ T358] ? __kasan_check_write+0x14/0x20 [ 25.324246][ T358] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 25.329539][ T358] ? __sched_text_start+0x8/0x8 [ 25.334228][ T358] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 25.339697][ T358] do_task_dead+0x99/0xa0 [ 25.343864][ T358] do_exit+0x2089/0x2ca0 [ 25.347945][ T358] ? put_task_struct+0x80/0x80 [ 25.352540][ T358] ? ptrace_notify+0x24c/0x350 [ 25.357138][ T358] ? do_notify_parent+0xa30/0xa30 [ 25.362002][ T358] do_group_exit+0x141/0x310 [ 25.366439][ T358] __x64_sys_exit_group+0x3f/0x40 [ 25.371285][ T358] do_syscall_64+0x3d/0xb0 [ 25.375538][ T358] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 25.381269][ T358] RIP: 0033:0x7f2bc4ba4ff9 [ 25.385520][ T358] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 25.392725][ T358] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [pid 354] exit_group(0 [pid 355] <... exit_group resumed>) = ? [pid 354] <... exit_group resumed>) = ? [pid 358] +++ exited with 0 +++ [pid 357] +++ exited with 0 +++ [pid 355] +++ exited with 0 +++ [pid 354] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=26} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, 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 299] 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 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 359 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 360 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 361 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 362 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 363 ./strace-static-x86_64: Process 363 attached [pid 363] set_robust_list(0x5555558e4660, 24) = 0 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 363] setpgid(0, 0) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 363] write(3, "1000", 4) = 4 [pid 363] close(3) = 0 [pid 363] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 363] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 360 attached ./strace-static-x86_64: Process 362 attached ./strace-static-x86_64: Process 359 attached ./strace-static-x86_64: Process 361 attached [pid 360] set_robust_list(0x5555558e4660, 24 [pid 362] set_robust_list(0x5555558e4660, 24 [pid 359] set_robust_list(0x5555558e4660, 24 [pid 362] <... set_robust_list resumed>) = 0 [pid 361] set_robust_list(0x5555558e4660, 24 [pid 360] <... set_robust_list resumed>) = 0 [pid 359] <... set_robust_list resumed>) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 361] <... set_robust_list resumed>) = 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 362] <... prctl resumed>) = 0 [pid 361] <... prctl resumed>) = 0 [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 359] <... prctl resumed>) = 0 [pid 363] <... bpf resumed>) = 4 [pid 362] setpgid(0, 0 [pid 361] setpgid(0, 0 [pid 360] <... prctl resumed>) = 0 [pid 362] <... setpgid resumed>) = 0 [pid 361] <... setpgid resumed>) = 0 [pid 359] setpgid(0, 0 [pid 360] setpgid(0, 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] <... setpgid resumed>) = 0 [pid 360] <... setpgid resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] <... openat resumed>) = 3 [pid 360] <... openat resumed>) = 3 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] write(3, "1000", 4 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 362] write(3, "1000", 4 [pid 359] write(3, "1000", 4 [pid 362] <... write resumed>) = 4 [pid 361] <... openat resumed>) = 3 [pid 360] <... write resumed>) = 4 [pid 359] <... write resumed>) = 4 [pid 362] close(3 [pid 361] write(3, "1000", 4 [pid 360] close(3 [pid 359] close(3 [pid 362] <... close resumed>) = 0 [pid 361] <... write resumed>) = 4 [pid 360] <... close resumed>) = 0 [pid 359] <... close resumed>) = 0 [pid 362] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 360] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 362] <... bpf resumed>) = 3 [pid 361] close(3 [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 360] <... bpf resumed>) = 3 [pid 362] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 361] <... close resumed>) = 0 [pid 359] <... bpf resumed>) = 3 [pid 362] <... bpf resumed>) = 0 [pid 360] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 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 360] <... bpf resumed>) = 0 [pid 361] <... bpf resumed>) = 3 [pid 359] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 361] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 359] <... bpf resumed>) = 0 [pid 362] <... bpf resumed>) = 4 [pid 361] <... bpf resumed>) = 0 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 360] <... bpf resumed>) = 4 [pid 359] <... bpf resumed>) = 4 [pid 361] <... bpf resumed>) = 4 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 363] <... bpf resumed>) = 5 [pid 362] <... bpf resumed>) = 5 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 361] <... bpf resumed>) = 5 [pid 360] <... bpf resumed>) = 5 [pid 359] <... bpf resumed>) = 5 [pid 363] <... bpf resumed>) = 6 [pid 362] <... bpf resumed>) = 6 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 363] <... bpf resumed>) = 7 [pid 362] <... bpf resumed>) = 7 [pid 362] exit_group(0) = ? [pid 362] +++ exited with 0 +++ [pid 361] <... bpf resumed>) = 6 [pid 359] <... bpf resumed>) = 6 [pid 360] <... bpf resumed>) = 6 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 363] exit_group(0 [pid 361] <... bpf resumed>) = 7 [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} --- [pid 360] <... bpf resumed>) = 7 [pid 359] <... bpf resumed>) = 7 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] exit_group(0 [pid 359] exit_group(0 [pid 360] <... exit_group resumed>) = ? [pid 359] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 364 attached [pid 361] exit_group(0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 364 [pid 364] set_robust_list(0x5555558e4660, 24) = 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 364] setpgid(0, 0) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 364] write(3, "1000", 4) = 4 [pid 364] close(3 [pid 360] +++ exited with 0 +++ [pid 364] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 364] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 364] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 363] <... exit_group resumed>) = ? [pid 361] <... exit_group resumed>) = ? [pid 359] +++ exited with 0 +++ [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 361] +++ exited with 0 +++ [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 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, 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 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 365 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 366 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 365 attached ./strace-static-x86_64: Process 366 attached [pid 365] set_robust_list(0x5555558e4660, 24 [pid 366] set_robust_list(0x5555558e4660, 24 [pid 365] <... set_robust_list resumed>) = 0 [pid 366] <... set_robust_list resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 366] setpgid(0, 0 [pid 365] <... prctl resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 367 [pid 365] setpgid(0, 0 [pid 366] <... setpgid resumed>) = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] <... setpgid resumed>) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 366] <... openat resumed>) = 3 [pid 366] write(3, "1000", 4 [pid 365] <... openat resumed>) = 3 ./strace-static-x86_64: Process 367 attached [pid 366] <... write resumed>) = 4 [pid 365] write(3, "1000", 4 [pid 367] set_robust_list(0x5555558e4660, 24 [pid 366] close(3 [pid 365] <... write resumed>) = 4 [pid 367] <... set_robust_list resumed>) = 0 [pid 366] <... close resumed>) = 0 [pid 365] close(3) = 0 [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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 365] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 367] <... prctl resumed>) = 0 [pid 366] <... bpf resumed>) = 3 [pid 367] setpgid(0, 0 [pid 366] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 365] <... bpf resumed>) = 3 [pid 367] <... setpgid resumed>) = 0 [pid 366] <... bpf resumed>) = 0 [pid 365] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 365] <... bpf resumed>) = 0 [pid 365] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 366] <... bpf resumed>) = 4 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 367] <... openat resumed>) = 3 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 367] write(3, "1000", 4) = 4 [pid 367] close(3) = 0 [pid 367] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [ 25.400971][ T358] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 25.408779][ T358] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 25.416678][ T358] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 25.424491][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 25.432307][ T358] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 25.440119][ T358] [pid 367] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 366] <... bpf resumed>) = 5 [pid 365] <... bpf resumed>) = 5 [pid 364] <... bpf resumed>) = 7 [pid 363] +++ exited with 0 +++ [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 364] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=18} --- [pid 366] <... bpf resumed>) = 6 [pid 364] <... exit_group resumed>) = ? [pid 365] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 364] +++ exited with 0 +++ [pid 294] --- 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] <... restart_syscall resumed>) = 0 [pid 365] <... bpf resumed>) = 6 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 368 attached [pid 368] set_robust_list(0x5555558e4660, 24) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 368 [pid 365] <... bpf resumed>) = 7 [pid 366] <... bpf resumed>) = 7 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 369 [pid 368] <... setpgid resumed>) = 0 [pid 365] exit_group(0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 367] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 366] exit_group(0 [pid 365] <... exit_group resumed>) = ? [pid 368] <... openat resumed>) = 3 [pid 366] <... exit_group resumed>) = ? [pid 368] write(3, "1000", 4) = 4 [pid 368] close(3) = 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) = 3 [pid 368] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 365] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 368] <... bpf resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x5555558e4660, 24) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 370 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 369] setpgid(0, 0) = 0 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 367] <... bpf resumed>) = 6 [pid 369] write(3, "1000", 4) = 4 [pid 369] close(3) = 0 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 369] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 369] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 370 attached [pid 370] set_robust_list(0x5555558e4660, 24) = 0 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 370] setpgid(0, 0) = 0 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [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) = 3 [pid 370] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 368] <... bpf resumed>) = 5 [pid 367] <... bpf resumed>) = 7 [pid 366] +++ exited with 0 +++ [pid 369] <... bpf resumed>) = 5 [pid 370] <... bpf resumed>) = 5 [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 367] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 368] <... bpf resumed>) = 6 [pid 367] <... exit_group resumed>) = ? [pid 370] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 367] +++ exited with 0 +++ [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, 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 296] restart_syscall(<... resuming interrupted clone ...> [pid 368] exit_group(0) = ? [pid 369] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 371 attached [pid 371] set_robust_list(0x5555558e4660, 24) = 0 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 371] setpgid(0, 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 368] +++ exited with 0 +++ [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 371 [pid 369] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 372 [pid 369] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 369] <... exit_group resumed>) = ? [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 373 [pid 371] <... setpgid resumed>) = 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 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 [pid 370] <... bpf resumed>) = 6 [pid 371] <... bpf resumed>) = 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 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 371] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 372 attached [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 373 attached [pid 373] set_robust_list(0x5555558e4660, 24 [pid 372] set_robust_list(0x5555558e4660, 24 [pid 373] <... set_robust_list resumed>) = 0 [pid 372] <... set_robust_list resumed>) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 373] <... prctl resumed>) = 0 [pid 373] setpgid(0, 0 [pid 372] <... prctl resumed>) = 0 [pid 372] setpgid(0, 0 [pid 373] <... setpgid resumed>) = 0 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 372] <... setpgid resumed>) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 373] <... openat resumed>) = 3 [pid 372] <... openat resumed>) = 3 [pid 373] write(3, "1000", 4 [pid 372] write(3, "1000", 4 [pid 373] <... write resumed>) = 4 [pid 372] <... write resumed>) = 4 [pid 373] close(3 [pid 372] close(3 [pid 373] <... close resumed>) = 0 [pid 372] <... 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 [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 resumed>) = 3 [pid 373] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 372] <... bpf resumed>) = 3 [pid 373] <... bpf resumed>) = 0 [pid 372] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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>) = 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 373] <... bpf resumed>) = 4 [pid 372] <... bpf resumed>) = 4 [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 371] <... bpf resumed>) = 5 [pid 370] <... bpf resumed>) = 7 [pid 369] +++ exited with 0 +++ [pid 372] <... bpf resumed>) = 5 [pid 373] <... bpf resumed>) = 5 [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 373] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 372] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 371] <... bpf resumed>) = 6 [pid 370] exit_group(0 [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 370] <... exit_group resumed>) = ? [pid 294] <... restart_syscall resumed>) = 0 [pid 371] <... bpf resumed>) = 7 [pid 371] exit_group(0) = ? [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 371] +++ exited with 0 +++ [pid 370] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- 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] <... clone resumed>, child_tidptr=0x5555558e4650) = 374 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 375 attached [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 375 [pid 375] set_robust_list(0x5555558e4660, 24) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 375] setpgid(0, 0) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 376 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 375] write(3, "1000", 4) = 4 [pid 375] close(3) = 0 [pid 375] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 375] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 [pid 372] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 374 attached [pid 373] <... bpf resumed>) = 6 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 373] exit_group(0 [pid 372] <... bpf resumed>) = 7 [pid 373] <... exit_group resumed>) = ? [ 25.548231][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 25.560346][ T372] BUG: scheduling while atomic: syz-executor300/372/0x00000002 [ 25.567777][ T372] Modules linked in: [ 25.571460][ T372] Preemption disabled at: [ 25.571470][ T372] [] up_write+0x27/0x1f0 [ 25.581311][ T372] CPU: 0 PID: 372 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 25.592722][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.602611][ T372] Call Trace: [ 25.605736][ T372] [ 25.608513][ T372] dump_stack_lvl+0x151/0x1b7 [ 25.613025][ T372] ? up_write+0x27/0x1f0 [ 25.617104][ T372] ? up_write+0x27/0x1f0 [ 25.621184][ T372] ? io_uring_drop_tctx_refs+0x190/0x190 [ 25.626652][ T372] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 25.632295][ T372] ? __wake_up_sync_key+0x1b1/0x3d0 [ 25.637326][ T372] ? up_write+0x27/0x1f0 [ 25.641406][ T372] dump_stack+0x15/0x17 [ 25.645398][ T372] __schedule_bug+0x195/0x260 [ 25.649913][ T372] ? ttwu_queue_wakelist+0x510/0x510 [ 25.655032][ T372] ? __send_signal+0x96f/0xcb0 [ 25.659636][ T372] __schedule+0xd19/0x1590 [ 25.663884][ T372] ? __kasan_check_write+0x14/0x20 [ 25.668837][ T372] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 25.674130][ T372] ? __sched_text_start+0x8/0x8 [ 25.678815][ T372] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 25.684283][ T372] do_task_dead+0x99/0xa0 [ 25.688448][ T372] do_exit+0x2089/0x2ca0 [ 25.692531][ T372] ? put_task_struct+0x80/0x80 [ 25.697127][ T372] ? ptrace_notify+0x24c/0x350 [ 25.701731][ T372] ? do_notify_parent+0xa30/0xa30 [ 25.706591][ T372] do_group_exit+0x141/0x310 [ 25.711015][ T372] __x64_sys_exit_group+0x3f/0x40 [ 25.715875][ T372] do_syscall_64+0x3d/0xb0 [ 25.720130][ T372] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 25.725854][ T372] RIP: 0033:0x7f2bc4ba4ff9 [ 25.730108][ T372] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 25.737313][ T372] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [pid 372] exit_group(0 [pid 375] <... bpf resumed>) = 4 [pid 372] <... exit_group resumed>) = ? [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46./strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x5555558e4660, 24) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] +++ exited with 0 +++ [pid 376] setpgid(0, 0) = 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3) = 0 [pid 376] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 376] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 376] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 374] set_robust_list(0x5555558e4660, 24 [pid 373] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 374] <... set_robust_list resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 380 [pid 374] <... prctl resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 374] setpgid(0, 0) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 382 attached [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 382 [pid 374] <... openat resumed>) = 3 [pid 374] write(3, "1000", 4 [pid 382] set_robust_list(0x5555558e4660, 24./strace-static-x86_64: Process 380 attached ) = 0 [pid 374] <... write resumed>) = 4 [pid 374] close(3 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 374] <... close resumed>) = 0 [pid 380] set_robust_list(0x5555558e4660, 24) = 0 [pid 382] <... prctl 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 382] setpgid(0, 0 [pid 374] <... bpf resumed>) = 3 [pid 374] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 382] <... setpgid resumed>) = 0 [pid 374] <... bpf resumed>) = 0 [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 [pid 382] <... openat resumed>) = 3 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 382] <... close resumed>) = 0 [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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 380] <... bpf resumed>) = 3 [pid 380] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 380] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 382] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 376] <... bpf resumed>) = 6 [pid 375] <... bpf resumed>) = 6 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 380] <... bpf resumed>) = 4 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 374] <... bpf resumed>) = 4 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 375] <... bpf resumed>) = 7 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 375] exit_group(0 [pid 380] <... bpf resumed>) = 5 [pid 375] <... exit_group resumed>) = ? [pid 374] <... bpf resumed>) = 5 [pid 380] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 375] +++ exited with 0 +++ [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 380] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 380] <... exit_group resumed>) = ? [pid 374] <... bpf resumed>) = 6 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] <... restart_syscall resumed>) = 0 [pid 374] <... bpf resumed>) = 7 [pid 374] exit_group(0) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 380] +++ exited with 0 +++ [pid 376] <... bpf resumed>) = 7 [pid 382] <... bpf resumed>) = 4 [pid 376] exit_group(0 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 374] +++ exited with 0 +++ [pid 382] <... bpf resumed>) = 5 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 376] <... exit_group resumed>) = ? [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 384 [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [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 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 385 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 386 [pid 382] <... bpf resumed>) = 6 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x5555558e4660, 24) = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 384] setpgid(0, 0) = 0 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 386 attached [pid 386] set_robust_list(0x5555558e4660, 24) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 386] setpgid(0, 0) = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 384] <... openat resumed>) = 3 [pid 384] write(3, "1000", 4) = 4 [pid 384] close(3) = 0 [pid 386] <... openat resumed>) = 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 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) = 3 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 384] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 384] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 386] <... bpf resumed>) = 4 [pid 384] <... bpf resumed>) = 4 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 385 attached [pid 385] set_robust_list(0x5555558e4660, 24 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 385] <... set_robust_list resumed>) = 0 [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 385] setpgid(0, 0) = 0 [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 385] write(3, "1000", 4) = 4 [pid 385] close(3) = 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) = 3 [pid 385] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 382] <... bpf resumed>) = 7 [pid 376] +++ exited with 0 +++ [pid 386] <... bpf resumed>) = 5 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=21} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 295] <... restart_syscall resumed>) = 0 [ 25.745559][ T372] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 25.753366][ T372] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 25.761182][ T372] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 25.768992][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 25.776801][ T372] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 25.784623][ T372] [pid 385] <... bpf resumed>) = 5 [pid 384] <... bpf resumed>) = 5 [pid 382] exit_group(0 [pid 384] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 382] <... exit_group resumed>) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 387 ./strace-static-x86_64: Process 387 attached [pid 387] set_robust_list(0x5555558e4660, 24) = 0 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 386] <... bpf resumed>) = 6 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 382] +++ exited with 0 +++ [pid 386] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 384] <... bpf resumed>) = 6 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 386] exit_group(0 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 386] <... exit_group resumed>) = ? [pid 386] +++ exited with 0 +++ [pid 384] <... bpf resumed>) = 7 [pid 297] <... restart_syscall resumed>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 387] <... prctl resumed>) = 0 [pid 387] setpgid(0, 0) = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 384] exit_group(0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 384] <... exit_group resumed>) = ? [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 388 [pid 387] write(3, "1000", 4) = 4 [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 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 389 [pid 387] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x5555558e4660, 24./strace-static-x86_64: Process 389 attached ) = 0 [pid 389] set_robust_list(0x5555558e4660, 24 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 389] <... set_robust_list resumed>) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 388] <... prctl resumed>) = 0 [pid 388] setpgid(0, 0 [pid 389] <... prctl resumed>) = 0 [pid 389] setpgid(0, 0 [pid 388] <... setpgid resumed>) = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 389] <... setpgid resumed>) = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 388] <... openat resumed>) = 3 [pid 385] <... bpf resumed>) = 6 [pid 389] <... openat resumed>) = 3 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 389] write(3, "1000", 4 [pid 388] write(3, "1000", 4 [pid 389] <... write resumed>) = 4 [pid 388] <... write resumed>) = 4 [pid 389] close(3 [pid 388] close(3 [pid 389] <... close resumed>) = 0 [pid 388] <... close resumed>) = 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 [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) = 3 [pid 389] <... bpf resumed>) = 3 [pid 389] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 388] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 389] <... bpf resumed>) = 0 [pid 388] <... bpf resumed>) = 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 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 389] <... bpf resumed>) = 4 [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 388] <... bpf resumed>) = 4 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 387] <... bpf resumed>) = 5 [pid 384] +++ exited with 0 +++ [pid 389] <... bpf resumed>) = 5 [pid 388] <... bpf resumed>) = 5 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 385] <... bpf resumed>) = 7 [pid 389] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 387] <... bpf resumed>) = 6 [pid 389] <... bpf resumed>) = 6 [pid 388] <... bpf resumed>) = 6 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 385] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 385] <... exit_group resumed>) = ? [pid 387] <... bpf resumed>) = 7 [pid 299] <... restart_syscall resumed>) = 0 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 388] exit_group(0) = ? [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 390 [pid 389] <... bpf resumed>) = 7 [pid 388] +++ exited with 0 +++ [pid 387] exit_group(0 [pid 385] +++ exited with 0 +++ [pid 387] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, 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./strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x5555558e4660, 24) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 391 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 392 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 389] exit_group(0 [pid 387] +++ exited with 0 +++ [pid 389] <... exit_group resumed>) = ? [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 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 390] <... prctl resumed>) = 0 [pid 390] setpgid(0, 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 390] <... setpgid resumed>) = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 393 ./strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x5555558e4660, 24 [pid 390] <... openat resumed>) = 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 [pid 393] <... set_robust_list resumed>) = 0 [pid 390] <... bpf resumed>) = 3 [pid 390] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 390] <... bpf resumed>) = 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 [pid 393] <... prctl resumed>) = 0 [pid 393] setpgid(0, 0 [pid 390] <... bpf resumed>) = 4 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 391 attached [pid 393] <... setpgid resumed>) = 0 [pid 391] set_robust_list(0x5555558e4660, 24) = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 ./strace-static-x86_64: Process 392 attached [pid 391] write(3, "1000", 4 [pid 393] <... openat resumed>) = 3 [pid 392] set_robust_list(0x5555558e4660, 24 [pid 391] <... write resumed>) = 4 [pid 393] write(3, "1000", 4 [pid 392] <... set_robust_list resumed>) = 0 [pid 391] close(3 [pid 393] <... write resumed>) = 4 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 391] <... close resumed>) = 0 [pid 393] close(3) = 0 [pid 393] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 392] <... prctl resumed>) = 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 [pid 393] <... bpf resumed>) = 3 [pid 392] setpgid(0, 0 [pid 391] <... bpf resumed>) = 3 [pid 393] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 392] <... setpgid resumed>) = 0 [pid 391] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 390] <... bpf resumed>) = 5 [pid 393] <... bpf resumed>) = 0 [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 391] <... bpf resumed>) = 0 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 393] <... bpf resumed>) = 4 [pid 392] <... openat resumed>) = 3 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 390] <... bpf resumed>) = 6 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 392] write(3, "1000", 4 [pid 391] <... bpf resumed>) = 4 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 392] <... write resumed>) = 4 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 389] +++ exited with 0 +++ [pid 393] <... bpf resumed>) = 5 [pid 392] <... bpf resumed>) = 5 [pid 391] <... bpf resumed>) = 5 [pid 390] <... bpf resumed>) = 7 [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 392] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 390] exit_group(0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 393] <... bpf resumed>) = 6 [pid 392] <... bpf resumed>) = 6 [pid 391] <... bpf resumed>) = 6 [pid 390] <... exit_group resumed>) = ? [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 392] <... bpf resumed>) = 7 [pid 391] <... bpf resumed>) = 7 [pid 392] exit_group(0 [pid 391] exit_group(0 [pid 392] <... exit_group resumed>) = ? [pid 391] <... exit_group resumed>) = ? [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 392] +++ exited with 0 +++ [pid 390] +++ exited with 0 +++ [pid 294] <... restart_syscall resumed>) = 0 [pid 393] <... bpf resumed>) = 7 [pid 393] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 393] <... exit_group resumed>) = ? [pid 299] 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 393] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 394 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 395 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 396 ./strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x5555558e4660, 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 [pid 391] +++ 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 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 397 [pid 395] <... openat resumed>) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 395] close(3) = 0 [pid 395] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 395] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46./strace-static-x86_64: Process 397 attached [pid 397] set_robust_list(0x5555558e4660, 24) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 397] setpgid(0, 0) = 0 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 397] write(3, "1000", 4) = 4 [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) = 3 [pid 397] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [ 25.892095][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000102, exited with 00000101? [ 25.903917][ T391] BUG: scheduling while atomic: syz-executor300/391/0x00000002 [ 25.911981][ T391] Modules linked in: [ 25.916033][ T391] Preemption disabled at: [ 25.916044][ T391] [] is_module_text_address+0x1a/0x140 [ 25.927882][ T391] CPU: 1 PID: 391 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 25.939342][ T391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.949233][ T391] Call Trace: [ 25.952357][ T391] [ 25.955135][ T391] dump_stack_lvl+0x151/0x1b7 [ 25.959646][ T391] ? is_module_text_address+0x1a/0x140 [ 25.964939][ T391] ? is_module_text_address+0x1a/0x140 [ 25.970234][ T391] ? io_uring_drop_tctx_refs+0x190/0x190 [ 25.975702][ T391] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 25.981352][ T391] ? __wake_up_sync_key+0x1b1/0x3d0 [ 25.986381][ T391] ? is_module_text_address+0x1a/0x140 [ 25.991672][ T391] dump_stack+0x15/0x17 [ 25.995664][ T391] __schedule_bug+0x195/0x260 [ 26.000179][ T391] ? ttwu_queue_wakelist+0x510/0x510 [ 26.005302][ T391] ? __send_signal+0x96f/0xcb0 [ 26.009903][ T391] __schedule+0xd19/0x1590 [ 26.014153][ T391] ? __kasan_check_write+0x14/0x20 [ 26.019100][ T391] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 26.024395][ T391] ? __sched_text_start+0x8/0x8 [ 26.029080][ T391] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 26.034549][ T391] do_task_dead+0x99/0xa0 [ 26.038717][ T391] do_exit+0x2089/0x2ca0 [ 26.042798][ T391] ? put_task_struct+0x80/0x80 [ 26.047395][ T391] ? ptrace_notify+0x24c/0x350 [ 26.051993][ T391] ? do_notify_parent+0xa30/0xa30 [ 26.056860][ T391] do_group_exit+0x141/0x310 [ 26.061282][ T391] __x64_sys_exit_group+0x3f/0x40 [ 26.066139][ T391] do_syscall_64+0x3d/0xb0 [ 26.070395][ T391] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 26.076120][ T391] RIP: 0033:0x7f2bc4ba4ff9 [ 26.080374][ T391] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 395] <... bpf resumed>) = 6 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 395] exit_group(0) = ? [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 397] <... bpf resumed>) = 6 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 394 attached [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 398 [pid 394] set_robust_list(0x5555558e4660, 24) = 0 ./strace-static-x86_64: Process 398 attached ./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x5555558e4660, 24 [pid 398] set_robust_list(0x5555558e4660, 24 [pid 396] <... set_robust_list resumed>) = 0 [pid 398] <... set_robust_list resumed>) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 396] setpgid(0, 0) = 0 [pid 398] <... prctl resumed>) = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] setpgid(0, 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 394] setpgid(0, 0) = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 [pid 396] <... openat resumed>) = 3 [pid 398] <... setpgid resumed>) = 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 396] write(3, "1000", 4 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 396] <... write resumed>) = 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 [pid 398] <... openat resumed>) = 3 [pid 394] <... bpf resumed>) = 4 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 398] write(3, "1000", 4) = 4 [pid 396] <... bpf resumed>) = 3 [pid 396] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 396] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 398] close(3) = 0 [pid 396] <... bpf resumed>) = 4 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 398] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 397] <... bpf resumed>) = 7 [pid 398] <... bpf resumed>) = 5 [pid 397] exit_group(0 [pid 396] <... bpf resumed>) = 5 [pid 395] +++ exited with 0 +++ [pid 394] <... bpf resumed>) = 5 [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 397] <... exit_group resumed>) = ? [pid 396] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 394] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 397] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 399 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 400 ./strace-static-x86_64: Process 399 attached ./strace-static-x86_64: Process 400 attached [pid 394] <... bpf resumed>) = 6 [pid 400] set_robust_list(0x5555558e4660, 24 [pid 396] <... bpf resumed>) = 6 [pid 399] set_robust_list(0x5555558e4660, 24 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 398] <... bpf resumed>) = 6 [pid 396] <... bpf resumed>) = 7 [pid 394] <... bpf resumed>) = 7 [pid 400] <... set_robust_list resumed>) = 0 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 399] <... set_robust_list resumed>) = 0 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 396] exit_group(0 [pid 400] <... prctl resumed>) = 0 [pid 394] exit_group(0 [pid 400] setpgid(0, 0 [pid 399] <... prctl resumed>) = 0 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 396] <... exit_group resumed>) = ? [pid 394] <... exit_group resumed>) = ? [pid 400] <... setpgid resumed>) = 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 399] setpgid(0, 0) = 0 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 400] <... openat resumed>) = 3 [pid 399] <... openat resumed>) = 3 [pid 396] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 400] write(3, "1000", 4 [pid 399] write(3, "1000", 4 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 400] <... write resumed>) = 4 [pid 400] close(3) = 0 [pid 399] <... write resumed>) = 4 [pid 400] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 399] close(3 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 401 [pid 399] <... close 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 [pid 400] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 399] <... bpf resumed>) = 3 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 399] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 401 attached [pid 400] <... bpf resumed>) = 4 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 399] <... bpf resumed>) = 0 [pid 401] set_robust_list(0x5555558e4660, 24 [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 401] <... set_robust_list resumed>) = 0 [pid 399] <... bpf resumed>) = 4 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] setpgid(0, 0) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 401] write(3, "1000", 4) = 4 [ 26.087579][ T391] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.095822][ T391] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 26.103635][ T391] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 26.111447][ T391] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 26.119258][ T391] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 26.127069][ T391] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 26.134884][ T391] [pid 401] close(3) = 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) = 3 [pid 401] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 400] <... bpf resumed>) = 5 [pid 399] <... bpf resumed>) = 5 [pid 398] <... bpf resumed>) = 7 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 399] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 394] +++ exited with 0 +++ [pid 401] <... bpf resumed>) = 4 [pid 400] <... bpf resumed>) = 6 [pid 399] <... bpf resumed>) = 6 [pid 398] exit_group(0 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 398] <... exit_group resumed>) = ? [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 400] <... bpf resumed>) = 7 [pid 399] <... bpf resumed>) = 7 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 401] <... bpf resumed>) = 5 [pid 400] exit_group(0 [pid 399] exit_group(0 [pid 398] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 400] <... exit_group resumed>) = ? [pid 399] <... exit_group resumed>) = ? [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 400] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 402 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 403 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x5555558e4660, 24) = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 404 [pid 403] setpgid(0, 0) = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 401] <... bpf resumed>) = 6 [pid 403] <... openat resumed>) = 3 [pid 403] write(3, "1000", 4) = 4 [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 403] close(3) = 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./strace-static-x86_64: Process 402 attached [pid 402] set_robust_list(0x5555558e4660, 24 [pid 403] <... bpf resumed>) = 3 [pid 403] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 402] <... set_robust_list resumed>) = 0 [pid 403] <... bpf resumed>) = 0 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 402] setpgid(0, 0) = 0 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 403] <... bpf resumed>) = 4 [pid 402] <... openat resumed>) = 3 [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x5555558e4660, 24) = 0 [pid 402] write(3, "1000", 4) = 4 [pid 402] close(3) = 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 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 402] <... bpf resumed>) = 3 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 402] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 404] <... openat resumed>) = 3 [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 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 402] <... bpf resumed>) = 4 [pid 404] <... bpf resumed>) = 3 [pid 404] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 402] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 403] <... bpf resumed>) = 5 [pid 401] <... bpf resumed>) = 7 [pid 399] +++ exited with 0 +++ [pid 402] <... bpf resumed>) = 5 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 401] exit_group(0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 401] <... exit_group resumed>) = ? [pid 402] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 294] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 403] <... bpf resumed>) = 6 [pid 401] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, 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 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 403] exit_group(0) = ? [pid 402] <... bpf resumed>) = 6 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 404] <... bpf resumed>) = 4 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 402] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 405 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 406 ./strace-static-x86_64: Process 406 attached [pid 406] set_robust_list(0x5555558e4660, 24) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 405 attached ) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] set_robust_list(0x5555558e4660, 24 [pid 406] <... openat resumed>) = 3 [pid 405] <... set_robust_list resumed>) = 0 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 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 405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] <... bpf resumed>) = 3 [pid 406] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... prctl resumed>) = 0 [pid 405] setpgid(0, 0) = 0 [pid 406] <... bpf resumed>) = 4 [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 405] <... openat resumed>) = 3 [pid 405] write(3, "1000", 4) = 4 [pid 405] close(3) = 0 [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) = 3 [pid 405] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 404] <... bpf resumed>) = 5 [pid 403] +++ exited with 0 +++ [pid 404] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 406] <... bpf resumed>) = 5 [pid 404] <... bpf resumed>) = 6 [pid 402] <... bpf resumed>) = 7 [pid 405] <... bpf resumed>) = 5 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 404] 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=403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 406] <... bpf resumed>) = 6 [pid 405] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 404] <... bpf resumed>) = 7 [pid 402] exit_group(0 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 404] exit_group(0 [pid 402] <... exit_group resumed>) = ? [pid 406] <... bpf resumed>) = 7 [pid 404] <... exit_group resumed>) = ? [pid 406] exit_group(0 [pid 404] +++ exited with 0 +++ [pid 402] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 406] <... exit_group resumed>) = ? [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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 407 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x5555558e4660, 24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 407] <... set_robust_list resumed>) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] setpgid(0, 0) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 405] <... bpf resumed>) = 6 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 408 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 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) = 3 [pid 407] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 409 [pid 407] <... bpf resumed>) = 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./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x5555558e4660, 24 [pid 407] <... bpf resumed>) = 4 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 409 attached [pid 408] <... set_robust_list resumed>) = 0 [pid 409] set_robust_list(0x5555558e4660, 24) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 409] setpgid(0, 0) = 0 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 408] <... prctl resumed>) = 0 [pid 409] <... openat resumed>) = 3 [pid 408] setpgid(0, 0 [pid 409] write(3, "1000", 4) = 4 [pid 409] close(3) = 0 [pid 408] <... setpgid 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 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 409] <... bpf resumed>) = 3 [pid 409] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 408] <... openat resumed>) = 3 [pid 409] <... bpf resumed>) = 4 [pid 408] write(3, "1000", 4) = 4 [pid 408] close(3 [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 408] <... close resumed>) = 0 [pid 408] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 408] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 409] <... bpf resumed>) = 5 [pid 407] <... bpf resumed>) = 5 [pid 406] +++ exited with 0 +++ [pid 408] <... bpf resumed>) = 5 [pid 405] <... bpf resumed>) = 7 [pid 409] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 409] <... bpf resumed>) = 6 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 407] <... bpf resumed>) = 6 [pid 405] exit_group(0 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 405] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 407] <... bpf resumed>) = 7 [pid 409] <... bpf resumed>) = 7 [pid 407] exit_group(0 [pid 409] exit_group(0 [pid 407] <... exit_group resumed>) = ? [pid 409] <... exit_group resumed>) = ? [pid 407] +++ exited with 0 +++ [pid 405] +++ exited with 0 +++ [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... restart_syscall resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 408] <... bpf resumed>) = 6 [pid 408] 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 297] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 410 attached [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 410 [pid 410] set_robust_list(0x5555558e4660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 410] <... set_robust_list resumed>) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 411 [pid 410] <... openat resumed>) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [pid 410] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 412 [pid 410] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 412 attached [pid 410] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 412] set_robust_list(0x5555558e4660, 24) = 0 [pid 410] <... bpf resumed>) = 4 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x5555558e4660, 24) = 0 [pid 412] <... prctl resumed>) = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 411] setpgid(0, 0) = 0 [pid 412] setpgid(0, 0) = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 411] write(3, "1000", 4) = 4 [pid 411] close(3) = 0 [pid 412] <... openat resumed>) = 3 [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 412] write(3, "1000", 4) = 4 [pid 412] close(3 [pid 411] <... bpf resumed>) = 3 [pid 412] <... close resumed>) = 0 [pid 411] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 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>) = 3 [pid 411] <... bpf resumed>) = 4 [pid 412] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 412] <... bpf resumed>) = 4 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 410] <... bpf resumed>) = 5 [pid 409] +++ exited with 0 +++ [pid 408] <... bpf resumed>) = 7 [pid 411] <... bpf resumed>) = 5 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 412] <... bpf resumed>) = 5 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 410] <... bpf resumed>) = 6 [pid 408] exit_group(0 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 411] <... bpf resumed>) = 6 [pid 410] 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=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 408] <... exit_group resumed>) = ? [pid 410] <... bpf resumed>) = 7 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 410] exit_group(0) = ? [pid 410] +++ exited with 0 +++ [pid 408] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- 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 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 411] <... bpf resumed>) = 7 [pid 411] exit_group(0) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 413 ./strace-static-x86_64: Process 413 attached [pid 299] 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 413] set_robust_list(0x5555558e4660, 24) = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 413] setpgid(0, 0) = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 413] write(3, "1000", 4) = 4 [pid 413] close(3) = 0 [pid 413] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 414 [pid 412] <... bpf resumed>) = 6 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 415 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 413] <... bpf resumed>) = 3 [pid 413] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 415 attached [pid 415] set_robust_list(0x5555558e4660, 24 [pid 413] <... bpf resumed>) = 4 [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 415] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x5555558e4660, 24 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 414] <... set_robust_list resumed>) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 415] <... prctl resumed>) = 0 [pid 415] setpgid(0, 0 [pid 414] setpgid(0, 0) = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 415] <... setpgid resumed>) = 0 [pid 414] <... openat resumed>) = 3 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 414] write(3, "1000", 4) = 4 [pid 414] close(3 [pid 415] <... openat resumed>) = 3 [pid 415] write(3, "1000", 4) = 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 415] <... close resumed>) = 0 [pid 414] <... bpf resumed>) = 3 [pid 414] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 415] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 414] <... bpf resumed>) = 4 [pid 415] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 4 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 414] <... bpf resumed>) = 5 [pid 413] <... bpf resumed>) = 5 [pid 412] <... bpf resumed>) = 7 [pid 411] +++ exited with 0 +++ [pid 415] <... bpf resumed>) = 5 [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 413] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 414] <... bpf resumed>) = 6 [pid 413] <... bpf resumed>) = 6 [pid 412] exit_group(0) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 413] exit_group(0 [pid 414] <... bpf resumed>) = 7 [pid 413] <... exit_group resumed>) = ? [pid 414] exit_group(0 [pid 413] +++ exited with 0 +++ [pid 412] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 414] <... exit_group resumed>) = ? [pid 415] <... bpf resumed>) = 6 [pid 415] 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./strace-static-x86_64: Process 416 attached , child_tidptr=0x5555558e4650) = 416 [pid 416] set_robust_list(0x5555558e4660, 24 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 416] <... set_robust_list resumed>) = 0 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 416] setpgid(0, 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 417 attached [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 417 [pid 416] <... setpgid resumed>) = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 416] close(3 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 418 [pid 416] <... close resumed>) = 0 [pid 417] set_robust_list(0x5555558e4660, 24 [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./strace-static-x86_64: Process 418 attached [pid 417] <... set_robust_list resumed>) = 0 [pid 416] <... bpf resumed>) = 3 [pid 418] set_robust_list(0x5555558e4660, 24 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 418] <... set_robust_list resumed>) = 0 [pid 417] <... prctl resumed>) = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 417] setpgid(0, 0 [pid 418] <... prctl resumed>) = 0 [pid 417] <... setpgid resumed>) = 0 [pid 418] setpgid(0, 0 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 418] <... setpgid resumed>) = 0 [pid 417] <... openat resumed>) = 3 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 417] write(3, "1000", 4 [pid 418] <... openat resumed>) = 3 [pid 417] <... write resumed>) = 4 [pid 415] <... bpf resumed>) = 7 [pid 414] +++ exited with 0 +++ [pid 418] write(3, "1000", 4 [pid 417] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 418] <... write resumed>) = 4 [pid 417] <... close resumed>) = 0 [pid 415] exit_group(0 [pid 418] close(3 [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] <... close resumed>) = 0 [pid 417] <... bpf resumed>) = 3 [pid 416] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 415] <... exit_group resumed>) = ? [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(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 418] <... bpf resumed>) = 3 [pid 417] <... bpf resumed>) = 0 [pid 418] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 416] <... bpf resumed>) = 0 [pid 415] +++ exited with 0 +++ [pid 418] <... bpf resumed>) = 0 [pid 417] <... bpf resumed>) = 4 [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 [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 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 416] <... bpf resumed>) = 4 [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 419 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 420 ./strace-static-x86_64: Process 420 attached ./strace-static-x86_64: Process 419 attached [pid 418] <... bpf resumed>) = 4 [pid 420] set_robust_list(0x5555558e4660, 24 [pid 419] set_robust_list(0x5555558e4660, 24 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 420] <... prctl resumed>) = 0 [pid 419] <... prctl resumed>) = 0 [pid 420] setpgid(0, 0 [pid 419] setpgid(0, 0 [pid 420] <... setpgid resumed>) = 0 [pid 419] <... setpgid resumed>) = 0 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 420] <... openat resumed>) = 3 [pid 419] <... openat resumed>) = 3 [pid 420] write(3, "1000", 4 [pid 419] write(3, "1000", 4 [pid 420] <... write resumed>) = 4 [pid 419] <... write resumed>) = 4 [pid 420] close(3 [pid 419] close(3 [pid 420] <... close resumed>) = 0 [pid 419] <... 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_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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>) = 3 [pid 420] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 419] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 420] <... bpf resumed>) = 0 [pid 419] <... 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 420] <... bpf resumed>) = 4 [pid 419] <... bpf resumed>) = 4 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 417] <... bpf resumed>) = 5 [pid 420] <... bpf resumed>) = 5 [pid 419] <... bpf resumed>) = 5 [pid 418] <... bpf resumed>) = 5 [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 416] <... bpf resumed>) = 5 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 417] <... bpf resumed>) = 6 [pid 416] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 420] <... bpf resumed>) = 6 [pid 419] <... bpf resumed>) = 6 [pid 418] <... bpf resumed>) = 6 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 417] <... bpf resumed>) = 7 [pid 420] <... bpf resumed>) = 7 [pid 419] <... bpf resumed>) = 7 [pid 418] <... bpf resumed>) = 7 [pid 417] exit_group(0 [pid 420] exit_group(0 [pid 419] exit_group(0 [pid 418] exit_group(0 [pid 417] <... exit_group resumed>) = ? [pid 416] <... bpf resumed>) = 6 [pid 420] <... exit_group resumed>) = ? [pid 419] <... exit_group resumed>) = ? [pid 418] <... exit_group resumed>) = ? [pid 417] +++ exited with 0 +++ [pid 416] 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 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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 421 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 422 ./strace-static-x86_64: Process 421 attached [pid 421] set_robust_list(0x5555558e4660, 24) = 0 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 423 [pid 421] <... prctl resumed>) = 0 [pid 421] setpgid(0, 0) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 421] write(3, "1000", 4) = 4 [pid 421] close(3) = 0 [pid 421] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72./strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x5555558e4660, 24./strace-static-x86_64: Process 422 attached [pid 421] <... bpf resumed>) = 3 [pid 418] +++ exited with 0 +++ [pid 416] <... bpf resumed>) = 7 [pid 416] exit_group(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 421] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 416] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 421] <... bpf resumed>) = 4 [pid 422] set_robust_list(0x5555558e4660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 422] <... set_robust_list resumed>) = 0 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 422] <... prctl resumed>) = 0 [pid 422] setpgid(0, 0) = 0 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 424 [pid 422] <... openat resumed>) = 3 [pid 422] write(3, "1000", 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 422] <... write resumed>) = 4 [pid 422] close(3) = 0 [pid 422] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 422] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 425 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 425 attached ./strace-static-x86_64: Process 424 attached [pid 423] <... set_robust_list resumed>) = 0 [pid 422] <... bpf resumed>) = 4 [pid 425] set_robust_list(0x5555558e4660, 24 [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 425] <... set_robust_list resumed>) = 0 [pid 423] <... prctl resumed>) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 423] setpgid(0, 0 [pid 424] set_robust_list(0x5555558e4660, 24 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 425] <... prctl resumed>) = 0 [pid 423] <... setpgid resumed>) = 0 [pid 425] setpgid(0, 0 [pid 424] <... set_robust_list resumed>) = 0 [pid 425] <... setpgid resumed>) = 0 [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 425] <... openat resumed>) = 3 [pid 423] <... openat resumed>) = 3 [pid 425] write(3, "1000", 4 [pid 424] <... prctl resumed>) = 0 [pid 423] write(3, "1000", 4 [pid 425] <... write resumed>) = 4 [pid 423] <... write resumed>) = 4 [pid 425] close(3 [pid 423] close(3 [pid 425] <... close resumed>) = 0 [pid 424] setpgid(0, 0 [pid 423] <... close resumed>) = 0 [pid 423] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 425] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 424] <... setpgid resumed>) = 0 [pid 423] <... bpf resumed>) = 3 [pid 423] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 425] <... bpf resumed>) = 3 [pid 423] <... bpf resumed>) = 0 [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 425] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 423] <... bpf resumed>) = 4 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 425] <... bpf resumed>) = 0 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 424] <... openat resumed>) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 425] <... bpf resumed>) = 4 [pid 424] close(3 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 424] <... close resumed>) = 0 [pid 424] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 424] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 421] <... bpf resumed>) = 5 [pid 425] <... bpf resumed>) = 5 [pid 423] <... bpf resumed>) = 5 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 425] <... bpf resumed>) = 6 [pid 424] <... bpf resumed>) = 5 [pid 423] <... bpf resumed>) = 6 [pid 422] <... bpf resumed>) = 5 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 421] <... bpf resumed>) = 6 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 425] <... bpf resumed>) = 7 [pid 424] <... bpf resumed>) = 6 [pid 423] <... bpf resumed>) = 7 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 422] <... bpf resumed>) = 6 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 425] exit_group(0 [pid 423] exit_group(0 [pid 421] <... bpf resumed>) = 7 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 425] <... exit_group resumed>) = ? [pid 424] <... bpf resumed>) = 7 [pid 423] <... exit_group resumed>) = ? [pid 421] exit_group(0 [pid 422] <... bpf resumed>) = 7 [pid 424] exit_group(0 [pid 423] +++ exited with 0 +++ [pid 425] +++ exited with 0 +++ [pid 424] <... exit_group resumed>) = ? [pid 421] <... exit_group resumed>) = ? [pid 422] exit_group(0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 424] +++ exited with 0 +++ [pid 421] +++ exited with 0 +++ [pid 422] <... exit_group resumed>) = ? [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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, 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 426 attached , child_tidptr=0x5555558e4650) = 426 [pid 426] set_robust_list(0x5555558e4660, 24 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 426] <... set_robust_list resumed>) = 0 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 426] setpgid(0, 0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 427 [pid 426] <... setpgid resumed>) = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 426] <... openat resumed>) = 3 [pid 426] write(3, "1000", 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 426] <... write resumed>) = 4 [pid 426] close(3) = 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 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 428 [pid 426] <... bpf resumed>) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 429 [pid 426] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 428 attached ./strace-static-x86_64: Process 427 attached [pid 428] set_robust_list(0x5555558e4660, 24 [pid 427] set_robust_list(0x5555558e4660, 24 [pid 426] <... bpf resumed>) = 4 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x5555558e4660, 24 [pid 428] <... set_robust_list resumed>) = 0 [pid 427] <... set_robust_list resumed>) = 0 [pid 429] <... set_robust_list resumed>) = 0 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 428] <... prctl resumed>) = 0 [pid 427] <... prctl resumed>) = 0 [pid 429] setpgid(0, 0) = 0 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 428] setpgid(0, 0 [pid 427] setpgid(0, 0 [pid 429] <... openat resumed>) = 3 [pid 428] <... setpgid resumed>) = 0 [pid 427] <... setpgid resumed>) = 0 [pid 429] write(3, "1000", 4) = 4 [pid 429] close(3) = 0 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 429] <... bpf resumed>) = 3 [pid 429] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 428] <... openat resumed>) = 3 [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 428] write(3, "1000", 4 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 429] <... bpf resumed>) = 4 [pid 428] <... write resumed>) = 4 [pid 427] <... openat resumed>) = 3 [pid 426] <... bpf resumed>) = 5 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 428] close(3) = 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) = 3 [pid 428] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 427] write(3, "1000", 4) = 4 [pid 427] close(3) = 0 [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>) = 6 [pid 427] <... bpf resumed>) = 3 [pid 427] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 427] <... bpf resumed>) = 4 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 429] <... bpf resumed>) = 5 [pid 428] <... bpf resumed>) = 5 [pid 427] <... bpf resumed>) = 5 [pid 426] <... bpf resumed>) = 7 [pid 422] +++ exited with 0 +++ [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 428] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 427] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 426] exit_group(0 [pid 429] <... bpf resumed>) = 6 [pid 427] <... bpf resumed>) = 6 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 427] exit_group(0) = ? [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 428] <... bpf resumed>) = 6 [pid 427] +++ exited with 0 +++ [pid 426] <... exit_group resumed>) = ? [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 429] <... bpf resumed>) = 7 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, 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 428] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 430 attached [pid 428] exit_group(0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 430 [pid 430] set_robust_list(0x5555558e4660, 24 [pid 429] exit_group(0 [pid 428] <... exit_group resumed>) = ? [pid 430] <... set_robust_list resumed>) = 0 [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 430] setpgid(0, 0) = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 430] write(3, "1000", 4) = 4 [pid 430] close(3) = 0 [pid 430] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] +++ exited with 0 +++ [pid 430] <... bpf resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 429] <... exit_group resumed>) = ? [pid 430] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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) = 4 [pid 429] +++ exited with 0 +++ [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 430] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 431 [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 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x5555558e4660, 24 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 432 [pid 431] <... set_robust_list resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 432 attached [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 433 [pid 431] <... prctl resumed>) = 0 [pid 431] setpgid(0, 0) = 0 [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 432] set_robust_list(0x5555558e4660, 24 [pid 431] <... openat resumed>) = 3 [pid 432] <... set_robust_list resumed>) = 0 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3) = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 431] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 432] <... prctl resumed>) = 0 [pid 431] <... bpf resumed>) = 3 [pid 432] setpgid(0, 0 [pid 431] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 432] <... setpgid resumed>) = 0 [pid 431] <... bpf resumed>) = 0 [pid 431] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 432] write(3, "1000", 4) = 4 [pid 432] close(3) = 0 [pid 431] <... bpf resumed>) = 4 [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 432] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x5555558e4660, 24) = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 433] setpgid(0, 0) = 0 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 433] write(3, "1000", 4) = 4 [pid 433] close(3) = 0 [pid 433] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 431] <... bpf resumed>) = 5 [pid 430] <... bpf resumed>) = 7 [pid 426] +++ exited with 0 +++ [pid 433] <... bpf resumed>) = 3 [pid 432] <... bpf resumed>) = 5 [pid 431] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 430] exit_group(0 [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 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 430] <... exit_group resumed>) = ? [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 433] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 432] <... bpf resumed>) = 6 [pid 431] <... bpf resumed>) = 6 [pid 430] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 433] <... bpf resumed>) = 0 [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 431] <... bpf resumed>) = 7 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 432] <... bpf resumed>) = 7 [pid 432] exit_group(0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 434 [pid 432] <... exit_group resumed>) = ? [pid 432] +++ exited with 0 +++ [pid 431] exit_group(0 [pid 433] <... bpf resumed>) = 4 [pid 431] <... exit_group resumed>) = ? [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 435 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, 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=0x5555558e4650) = 436 [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 434 attached [pid 434] set_robust_list(0x5555558e4660, 24) = 0 ./strace-static-x86_64: Process 435 attached [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 435] set_robust_list(0x5555558e4660, 24 [pid 434] <... prctl resumed>) = 0 [pid 434] setpgid(0, 0 [pid 435] <... set_robust_list resumed>) = 0 [pid 434] <... setpgid resumed>) = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 435] setpgid(0, 0./strace-static-x86_64: Process 436 attached ) = 0 [pid 434] write(3, "1000", 4 [pid 436] set_robust_list(0x5555558e4660, 24) = 0 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 434] <... write resumed>) = 4 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 434] close(3 [pid 436] <... prctl resumed>) = 0 [pid 436] setpgid(0, 0 [pid 435] <... openat resumed>) = 3 [pid 434] <... close resumed>) = 0 [pid 435] write(3, "1000", 4) = 4 [pid 434] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 435] close(3 [pid 434] <... bpf resumed>) = 3 [pid 435] <... close resumed>) = 0 [pid 434] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 436] <... setpgid resumed>) = 0 [pid 434] <... bpf resumed>) = 0 [pid 435] <... bpf resumed>) = 3 [pid 434] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 435] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 436] <... openat resumed>) = 3 [pid 434] <... bpf resumed>) = 4 [pid 436] write(3, "1000", 4) = 4 [pid 436] close(3) = 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 435] <... bpf resumed>) = 4 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 436] <... bpf resumed>) = 3 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 436] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 433] <... bpf resumed>) = 5 [pid 433] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 434] <... bpf resumed>) = 5 [pid 431] +++ exited with 0 +++ [pid 436] <... bpf resumed>) = 5 [pid 435] <... bpf resumed>) = 5 [pid 434] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 433] <... bpf resumed>) = 7 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 434] <... bpf resumed>) = 6 [pid 433] exit_group(0 [pid 436] <... bpf resumed>) = 6 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 433] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 435] <... bpf resumed>) = 6 [pid 434] <... bpf resumed>) = 7 [pid 433] +++ exited with 0 +++ [pid 436] <... bpf resumed>) = 7 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 436] exit_group(0 [pid 434] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 436] <... exit_group resumed>) = ? [pid 435] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 437 attached [pid 436] +++ exited with 0 +++ [pid 434] <... exit_group resumed>) = ? [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 437 [pid 297] <... restart_syscall resumed>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 435] exit_group(0 [pid 437] set_robust_list(0x5555558e4660, 24 [pid 435] <... exit_group resumed>) = ? [pid 434] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... restart_syscall resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 438 attached [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 438 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 438] set_robust_list(0x5555558e4660, 24 [pid 296] <... restart_syscall resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 438] <... set_robust_list resumed>) = 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 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 439 [pid 438] <... bpf resumed>) = 3 [pid 438] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 440 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x5555558e4660, 24) = 0 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 439] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 440 attached [pid 437] <... set_robust_list resumed>) = 0 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 440] set_robust_list(0x5555558e4660, 24 [pid 439] <... openat resumed>) = 3 [pid 439] write(3, "1000", 4 [pid 440] <... set_robust_list resumed>) = 0 [pid 437] <... prctl resumed>) = 0 [pid 437] setpgid(0, 0) = 0 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 439] <... write resumed>) = 4 [pid 439] close(3) = 0 [pid 439] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 437] <... openat resumed>) = 3 [pid 439] <... bpf resumed>) = 3 [pid 437] write(3, "1000", 4) = 4 [pid 439] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 437] close(3) = 0 [pid 439] <... bpf resumed>) = 0 [pid 437] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 440] <... prctl resumed>) = 0 [pid 437] <... bpf resumed>) = 3 [pid 440] setpgid(0, 0 [pid 439] <... bpf resumed>) = 4 [pid 437] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 [pid 440] <... setpgid resumed>) = 0 [pid 437] <... bpf resumed>) = 4 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 440] write(3, "1000", 4) = 4 [pid 440] close(3 [pid 435] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, 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=0x5555558e4650) = 441 [pid 440] <... close resumed>) = 0 ./strace-static-x86_64: Process 441 attached [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) = 3 [pid 440] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 441] set_robust_list(0x5555558e4660, 24) = 0 [pid 440] <... bpf resumed>) = 0 [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 441] setpgid(0, 0) = 0 [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 440] <... bpf resumed>) = 4 [pid 441] <... openat resumed>) = 3 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 438] <... bpf resumed>) = 5 [pid 439] <... bpf resumed>) = 5 [pid 438] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 437] <... bpf resumed>) = 5 [pid 440] <... bpf resumed>) = 5 [pid 441] <... bpf resumed>) = 5 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 438] <... bpf resumed>) = 6 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 438] exit_group(0) = ? [pid 439] <... bpf resumed>) = 6 [pid 438] +++ exited with 0 +++ [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 437] <... bpf resumed>) = 6 [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 439] <... bpf resumed>) = 7 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 439] exit_group(0 [pid 437] <... bpf resumed>) = 7 [pid 439] <... exit_group resumed>) = ? [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 439] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 437] exit_group(0 [pid 441] <... bpf resumed>) = 6 [pid 440] <... bpf resumed>) = 6 [pid 437] <... exit_group resumed>) = ? [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 441] exit_group(0) = ? [pid 437] +++ exited with 0 +++ [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 442 [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 442 attached [pid 441] +++ exited with 0 +++ [pid 440] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 443] set_robust_list(0x5555558e4660, 24 [pid 442] set_robust_list(0x5555558e4660, 24 [pid 440] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 443 [pid 443] <... set_robust_list resumed>) = 0 [pid 442] <... set_robust_list resumed>) = 0 [pid 440] <... exit_group resumed>) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 443] setpgid(0, 0 [pid 440] +++ exited with 0 +++ [pid 443] <... setpgid resumed>) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 443] write(3, "1000", 4) = 4 [pid 443] close(3) = 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) = 3 [pid 443] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 443] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, 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 299] 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 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 445 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 444 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 446 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 443] exit_group(0) = ? [pid 443] +++ exited with 0 +++ [pid 294] --- 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] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 447 ./strace-static-x86_64: Process 446 attached [pid 446] set_robust_list(0x5555558e4660, 24) = 0 [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 446] setpgid(0, 0) = 0 [ 26.506307][ C0] softirq: huh, entered softirq 9 RCU ffffffff815caa40 with preempt_count 00000103, exited with 00000102? [ 26.518151][ T440] BUG: scheduling while atomic: syz-executor300/440/0x00000002 [ 26.525679][ T440] Modules linked in: [ 26.529547][ T440] Preemption disabled at: [ 26.529556][ T440] [] is_module_text_address+0x1a/0x140 [ 26.540816][ T440] CPU: 0 PID: 440 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 26.552266][ T440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.562163][ T440] Call Trace: [ 26.565279][ T440] [ 26.568060][ T440] dump_stack_lvl+0x151/0x1b7 [ 26.572574][ T440] ? is_module_text_address+0x1a/0x140 [ 26.577867][ T440] ? is_module_text_address+0x1a/0x140 [ 26.583165][ T440] ? io_uring_drop_tctx_refs+0x190/0x190 [ 26.588714][ T440] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 26.594362][ T440] ? __wake_up_sync_key+0x1b1/0x3d0 [ 26.599404][ T440] ? is_module_text_address+0x1a/0x140 [ 26.604699][ T440] dump_stack+0x15/0x17 [ 26.608677][ T440] __schedule_bug+0x195/0x260 [ 26.613188][ T440] ? ttwu_queue_wakelist+0x510/0x510 [ 26.618311][ T440] ? __send_signal+0x96f/0xcb0 [ 26.622911][ T440] __schedule+0xd19/0x1590 [ 26.627163][ T440] ? __kasan_check_write+0x14/0x20 [ 26.632113][ T440] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 26.637409][ T440] ? __sched_text_start+0x8/0x8 [ 26.642096][ T440] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 26.647561][ T440] do_task_dead+0x99/0xa0 [ 26.651725][ T440] do_exit+0x2089/0x2ca0 [ 26.655807][ T440] ? put_task_struct+0x80/0x80 [ 26.660407][ T440] ? ptrace_notify+0x24c/0x350 [ 26.665004][ T440] ? do_notify_parent+0xa30/0xa30 [ 26.669869][ T440] do_group_exit+0x141/0x310 [ 26.674296][ T440] __x64_sys_exit_group+0x3f/0x40 [ 26.679154][ T440] do_syscall_64+0x3d/0xb0 [ 26.683407][ T440] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 26.689141][ T440] RIP: 0033:0x7f2bc4ba4ff9 [ 26.693387][ T440] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. ./strace-static-x86_64: Process 447 attached ./strace-static-x86_64: Process 445 attached ./strace-static-x86_64: Process 444 attached [pid 446] write(3, "1000", 4 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 446] <... write resumed>) = 4 [pid 444] set_robust_list(0x5555558e4660, 24 [pid 442] <... prctl resumed>) = 0 [pid 446] close(3 [pid 445] set_robust_list(0x5555558e4660, 24 [pid 444] <... set_robust_list resumed>) = 0 [pid 442] setpgid(0, 0 [pid 446] <... close resumed>) = 0 [pid 445] <... set_robust_list resumed>) = 0 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 442] <... setpgid resumed>) = 0 [pid 447] set_robust_list(0x5555558e4660, 24 [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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 444] <... prctl resumed>) = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 447] <... set_robust_list resumed>) = 0 [pid 446] <... bpf resumed>) = 3 [pid 445] <... prctl resumed>) = 0 [pid 444] setpgid(0, 0 [pid 442] <... openat resumed>) = 3 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 446] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 445] setpgid(0, 0 [pid 444] <... setpgid resumed>) = 0 [pid 442] write(3, "1000", 4 [pid 447] <... prctl resumed>) = 0 [pid 446] <... bpf resumed>) = 0 [pid 445] <... setpgid resumed>) = 0 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 442] <... write resumed>) = 4 [pid 447] setpgid(0, 0 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 444] <... openat resumed>) = 3 [pid 442] close(3 [pid 447] <... setpgid resumed>) = 0 [pid 446] <... bpf resumed>) = 4 [pid 445] <... openat resumed>) = 3 [pid 444] write(3, "1000", 4 [pid 442] <... close resumed>) = 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 445] write(3, "1000", 4 [pid 444] <... write resumed>) = 4 [pid 442] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 447] <... openat resumed>) = 3 [pid 445] <... write resumed>) = 4 [pid 444] close(3 [pid 442] <... bpf resumed>) = 3 [pid 445] close(3 [pid 444] <... close resumed>) = 0 [pid 442] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 447] write(3, "1000", 4 [pid 445] <... close resumed>) = 0 [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 442] <... bpf resumed>) = 0 [pid 445] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 444] <... bpf resumed>) = 3 [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 447] <... write resumed>) = 4 [pid 445] <... bpf resumed>) = 3 [pid 444] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 442] <... bpf resumed>) = 4 [pid 444] <... bpf resumed>) = 0 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 445] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 447] close(3 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 445] <... bpf resumed>) = 0 [pid 447] <... close resumed>) = 0 [pid 444] <... bpf resumed>) = 4 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 447] <... bpf resumed>) = 3 [pid 446] <... bpf resumed>) = 5 [pid 445] <... bpf resumed>) = 4 [pid 444] <... bpf resumed>) = 5 [pid 442] <... bpf resumed>) = 5 [pid 447] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 446] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 442] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 447] <... bpf resumed>) = 0 [pid 446] <... bpf resumed>) = 6 [pid 445] <... bpf resumed>) = 5 [pid 444] <... bpf resumed>) = 6 [pid 442] <... bpf resumed>) = 6 [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 446] <... bpf resumed>) = 7 [pid 444] <... bpf resumed>) = 7 [pid 442] <... bpf resumed>) = 7 [pid 446] exit_group(0 [pid 444] exit_group(0 [pid 442] exit_group(0 [pid 446] <... exit_group resumed>) = ? [pid 444] <... exit_group resumed>) = ? [pid 442] <... exit_group resumed>) = ? [pid 447] <... bpf resumed>) = 4 [pid 446] +++ exited with 0 +++ [pid 445] <... bpf resumed>) = 6 [pid 444] +++ exited with 0 +++ [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 445] 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=446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, 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 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 448 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 449 ./strace-static-x86_64: Process 448 attached [pid 448] set_robust_list(0x5555558e4660, 24) = 0 ./strace-static-x86_64: Process 449 attached [pid 449] set_robust_list(0x5555558e4660, 24 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 449] <... set_robust_list resumed>) = 0 [pid 448] <... prctl resumed>) = 0 [pid 448] setpgid(0, 0) = 0 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] <... prctl resumed>) = 0 [pid 448] <... openat resumed>) = 3 [pid 449] setpgid(0, 0 [pid 448] write(3, "1000", 4 [pid 449] <... setpgid resumed>) = 0 [pid 448] <... write resumed>) = 4 [pid 448] close(3) = 0 [pid 448] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 448] <... bpf resumed>) = 3 [pid 448] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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] <... openat resumed>) = 3 [pid 449] write(3, "1000", 4) = 4 [pid 449] close(3) = 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) = 3 [pid 449] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 26.700589][ T440] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.708835][ T440] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 26.716647][ T440] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 26.724457][ T440] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 26.732268][ T440] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 26.740079][ T440] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 26.747896][ T440] [pid 448] <... bpf resumed>) = 4 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] <... bpf resumed>) = 5 [pid 445] <... bpf resumed>) = 7 [pid 442] +++ exited with 0 +++ [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 445] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 448] <... bpf resumed>) = 5 [pid 449] <... bpf resumed>) = 4 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 447] <... bpf resumed>) = 6 [pid 445] <... exit_group resumed>) = ? [pid 449] <... bpf resumed>) = 6 [pid 448] <... bpf resumed>) = 6 [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 445] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 448] <... bpf resumed>) = 7 [pid 447] exit_group(0./strace-static-x86_64: Process 451 attached [pid 449] <... bpf resumed>) = 7 [pid 448] exit_group(0 [pid 447] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 451 [pid 299] <... restart_syscall resumed>) = 0 [pid 451] set_robust_list(0x5555558e4660, 24 [pid 449] exit_group(0 [pid 448] <... exit_group resumed>) = ? [pid 449] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 449] +++ exited with 0 +++ [pid 447] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 452 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, 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 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 453 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 454 [pid 451] <... set_robust_list resumed>) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 451] setpgid(0, 0) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 451] write(3, "1000", 4) = 4 [pid 451] close(3) = 0 [pid 451] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 451] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 448] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, 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, child_tidptr=0x5555558e4650) = 455 ./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x5555558e4660, 24) = 0 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 455] setpgid(0, 0) = 0 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 451] <... bpf resumed>) = 4 [pid 455] <... openat resumed>) = 3 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 455] write(3, "1000", 4 [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 455] <... write resumed>) = 4 [pid 455] close(3) = 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) = 3 [pid 455] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 26.801766][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 26.813682][ T448] BUG: scheduling while atomic: syz-executor300/448/0x00000002 [ 26.821114][ T448] Modules linked in: [ 26.824798][ T448] Preemption disabled at: [ 26.824809][ T448] [] up_write+0x27/0x1f0 [ 26.834601][ T448] CPU: 0 PID: 448 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 26.846053][ T448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.855947][ T448] Call Trace: [ 26.859072][ T448] [ 26.861850][ T448] dump_stack_lvl+0x151/0x1b7 [ 26.866358][ T448] ? up_write+0x27/0x1f0 [ 26.870439][ T448] ? up_write+0x27/0x1f0 [ 26.874520][ T448] ? io_uring_drop_tctx_refs+0x190/0x190 [ 26.879986][ T448] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 26.885628][ T448] ? __wake_up_sync_key+0x1b1/0x3d0 [ 26.890663][ T448] ? up_write+0x27/0x1f0 [ 26.894747][ T448] dump_stack+0x15/0x17 [ 26.898737][ T448] __schedule_bug+0x195/0x260 [ 26.903266][ T448] ? ttwu_queue_wakelist+0x510/0x510 [ 26.908370][ T448] ? __send_signal+0x96f/0xcb0 [ 26.912971][ T448] __schedule+0xd19/0x1590 [ 26.917220][ T448] ? __kasan_check_write+0x14/0x20 [ 26.922172][ T448] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 26.927475][ T448] ? __sched_text_start+0x8/0x8 [ 26.932157][ T448] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 26.937623][ T448] do_task_dead+0x99/0xa0 [ 26.941785][ T448] do_exit+0x2089/0x2ca0 [ 26.945865][ T448] ? put_task_struct+0x80/0x80 [ 26.950463][ T448] ? ptrace_notify+0x24c/0x350 [ 26.955063][ T448] ? do_notify_parent+0xa30/0xa30 [ 26.959925][ T448] do_group_exit+0x141/0x310 [ 26.964350][ T448] __x64_sys_exit_group+0x3f/0x40 [ 26.969209][ T448] do_syscall_64+0x3d/0xb0 [ 26.973468][ T448] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 26.979188][ T448] RIP: 0033:0x7f2bc4ba4ff9 [ 26.983442][ T448] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 26.990646][ T448] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [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./strace-static-x86_64: Process 452 attached [pid 452] set_robust_list(0x5555558e4660, 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./strace-static-x86_64: Process 453 attached ./strace-static-x86_64: Process 454 attached [pid 454] set_robust_list(0x5555558e4660, 24 [pid 453] set_robust_list(0x5555558e4660, 24 [pid 452] <... bpf resumed>) = 3 [pid 454] <... set_robust_list resumed>) = 0 [pid 453] <... set_robust_list resumed>) = 0 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 452] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 453] <... prctl resumed>) = 0 [pid 454] <... prctl resumed>) = 0 [pid 453] setpgid(0, 0 [pid 454] setpgid(0, 0 [pid 452] <... bpf resumed>) = 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 453] <... setpgid resumed>) = 0 [pid 454] <... setpgid resumed>) = 0 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 453] <... openat resumed>) = 3 [pid 454] <... openat resumed>) = 3 [pid 453] write(3, "1000", 4) = 4 [pid 453] close(3) = 0 [pid 454] write(3, "1000", 4 [pid 453] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 454] <... write resumed>) = 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 453] <... bpf resumed>) = 3 [pid 454] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 453] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 454] <... bpf resumed>) = 0 [pid 453] <... bpf resumed>) = 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 [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 455] <... bpf resumed>) = 4 [pid 454] <... bpf resumed>) = 4 [pid 453] <... bpf resumed>) = 4 [pid 452] <... bpf resumed>) = 4 [pid 451] <... bpf resumed>) = 6 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 454] <... bpf resumed>) = 5 [pid 453] <... bpf resumed>) = 5 [pid 452] <... bpf resumed>) = 5 [pid 451] <... bpf resumed>) = 7 [pid 455] <... bpf resumed>) = 5 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 453] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 451] exit_group(0 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 451] <... exit_group resumed>) = ? [pid 455] <... bpf resumed>) = 6 [pid 453] <... bpf resumed>) = 6 [pid 452] <... bpf resumed>) = 6 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 451] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 454] <... bpf resumed>) = 6 [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] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 453] <... bpf resumed>) = 7 [pid 452] <... bpf resumed>) = 7 [pid 454] <... bpf resumed>) = 7 [pid 453] exit_group(0 [pid 452] exit_group(0 [pid 454] exit_group(0 [pid 453] <... exit_group resumed>) = ? [pid 452] <... exit_group resumed>) = ? [pid 455] <... bpf resumed>) = 7 [pid 454] <... exit_group resumed>) = ? [pid 453] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 455] exit_group(0 [pid 454] +++ exited with 0 +++ [pid 455] <... exit_group resumed>) = ? [ 26.998892][ T448] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 27.006704][ T448] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 27.014511][ T448] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 27.022328][ T448] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 27.030136][ T448] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 27.037951][ T448] [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, 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 452] +++ exited with 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=0x5555558e4650) = 457 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 456 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 458 [pid 455] +++ exited with 0 +++ ./strace-static-x86_64: Process 458 attached ./strace-static-x86_64: Process 456 attached [pid 458] set_robust_list(0x5555558e4660, 24 [pid 456] set_robust_list(0x5555558e4660, 24 [pid 458] <... set_robust_list resumed>) = 0 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 456] <... set_robust_list resumed>) = 0 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 458] <... prctl resumed>) = 0 [pid 456] <... prctl resumed>) = 0 [pid 458] setpgid(0, 0 [pid 456] setpgid(0, 0 [pid 458] <... setpgid resumed>) = 0 [pid 456] <... setpgid resumed>) = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 458] write(3, "1000", 4) = 4 [pid 456] <... openat resumed>) = 3 [pid 458] close(3) = 0 [pid 458] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 456] write(3, "1000", 4) = 4 [pid 456] close(3) = 0 [pid 458] <... bpf resumed>) = 3 [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 458] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 456] <... bpf resumed>) = 3 [pid 458] <... bpf resumed>) = 0 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 456] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 27.058314][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 27.069971][ T452] BUG: scheduling while atomic: syz-executor300/452/0x00000002 [ 27.078199][ T452] Modules linked in: [ 27.082266][ T452] Preemption disabled at: [ 27.082278][ T452] [] is_module_text_address+0x1a/0x140 [ 27.093946][ T452] CPU: 1 PID: 452 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 27.105408][ T452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.115300][ T452] Call Trace: [ 27.118422][ T452] [ 27.121207][ T452] dump_stack_lvl+0x151/0x1b7 [ 27.125712][ T452] ? is_module_text_address+0x1a/0x140 [ 27.131014][ T452] ? is_module_text_address+0x1a/0x140 [ 27.136302][ T452] ? io_uring_drop_tctx_refs+0x190/0x190 [ 27.141770][ T452] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 27.147414][ T452] ? __wake_up_sync_key+0x1b1/0x3d0 [ 27.152445][ T452] ? is_module_text_address+0x1a/0x140 [ 27.157756][ T452] dump_stack+0x15/0x17 [ 27.161734][ T452] __schedule_bug+0x195/0x260 [ 27.166245][ T452] ? ttwu_queue_wakelist+0x510/0x510 [ 27.171368][ T452] ? __send_signal+0x96f/0xcb0 [ 27.175966][ T452] __schedule+0xd19/0x1590 [ 27.180218][ T452] ? __kasan_check_write+0x14/0x20 [ 27.185163][ T452] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 27.190461][ T452] ? __sched_text_start+0x8/0x8 [ 27.195148][ T452] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 27.200619][ T452] do_task_dead+0x99/0xa0 [ 27.204792][ T452] do_exit+0x2089/0x2ca0 [ 27.208871][ T452] ? put_task_struct+0x80/0x80 [ 27.213461][ T452] ? ptrace_notify+0x24c/0x350 [ 27.218071][ T452] ? do_notify_parent+0xa30/0xa30 [ 27.222927][ T452] do_group_exit+0x141/0x310 [ 27.227350][ T452] __x64_sys_exit_group+0x3f/0x40 [ 27.232207][ T452] do_syscall_64+0x3d/0xb0 [ 27.236462][ T452] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.242189][ T452] RIP: 0033:0x7f2bc4ba4ff9 [ 27.246440][ T452] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 460 ./strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x5555558e4660, 24 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 460] <... set_robust_list resumed>) = 0 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 460] <... prctl resumed>) = 0 [pid 460] setpgid(0, 0) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 462 ./strace-static-x86_64: Process 457 attached ./strace-static-x86_64: Process 462 attached [pid 462] set_robust_list(0x5555558e4660, 24 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] <... bpf resumed>) = 4 [pid 457] set_robust_list(0x5555558e4660, 24 [pid 462] <... set_robust_list resumed>) = 0 [pid 457] <... set_robust_list resumed>) = 0 [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 462] <... prctl resumed>) = 0 [pid 457] <... prctl resumed>) = 0 [pid 462] setpgid(0, 0 [pid 457] setpgid(0, 0 [pid 456] <... bpf resumed>) = 4 [pid 462] <... setpgid resumed>) = 0 [pid 457] <... setpgid resumed>) = 0 [pid 460] <... openat resumed>) = 3 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 457] <... openat resumed>) = 3 [pid 462] <... openat resumed>) = 3 [pid 460] write(3, "1000", 4 [pid 458] <... bpf resumed>) = 5 [pid 456] <... bpf resumed>) = 5 [pid 462] write(3, "1000", 4 [pid 457] write(3, "1000", 4 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 462] <... write resumed>) = 4 [pid 460] <... write resumed>) = 4 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 457] <... write resumed>) = 4 [pid 462] close(3 [pid 457] close(3 [pid 462] <... close resumed>) = 0 [pid 457] <... close resumed>) = 0 [pid 456] <... bpf resumed>) = 6 [pid 460] close(3 [pid 462] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 460] <... close resumed>) = 0 [pid 458] <... bpf resumed>) = 6 [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] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 462] <... bpf resumed>) = 3 [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 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 457] <... bpf resumed>) = 3 [pid 456] <... bpf resumed>) = 7 [pid 462] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 457] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 462] <... bpf resumed>) = 0 [pid 457] <... bpf resumed>) = 0 [pid 456] exit_group(0 [ 27.253643][ T452] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.261890][ T452] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 27.269703][ T452] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 27.277513][ T452] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 27.285323][ T452] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 27.293143][ T452] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 27.300952][ T452] [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 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] <... exit_group resumed>) = ? [pid 460] <... bpf resumed>) = 3 [pid 458] <... bpf resumed>) = 7 [pid 456] +++ exited with 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, child_tidptr=0x5555558e4650) = 463 [pid 460] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 27.318130][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000104, exited with 00000103? [ 27.330336][ T462] BUG: scheduling while atomic: syz-executor300/462/0x00000002 [ 27.337780][ T462] Modules linked in: [ 27.341442][ T462] Preemption disabled at: [ 27.341449][ T462] [] alloc_vmap_area+0x22d/0x1a80 [ 27.352201][ T462] CPU: 1 PID: 462 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 27.363637][ T462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.373531][ T462] Call Trace: [ 27.376654][ T462] [ 27.379432][ T462] dump_stack_lvl+0x151/0x1b7 [ 27.383946][ T462] ? alloc_vmap_area+0x22d/0x1a80 [ 27.388807][ T462] ? alloc_vmap_area+0x22d/0x1a80 [ 27.393666][ T462] ? io_uring_drop_tctx_refs+0x190/0x190 [ 27.399136][ T462] ? alloc_vmap_area+0x22d/0x1a80 [ 27.403997][ T462] dump_stack+0x15/0x17 [ 27.407989][ T462] __schedule_bug+0x195/0x260 [ 27.412500][ T462] ? ttwu_queue_wakelist+0x510/0x510 [ 27.417626][ T462] __schedule+0xd19/0x1590 [ 27.421877][ T462] ? __kasan_check_write+0x14/0x20 [ 27.426821][ T462] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 27.431770][ T462] ? __sched_text_start+0x8/0x8 [ 27.436456][ T462] ? cgroup_update_frozen+0x15f/0x980 [ 27.441665][ T462] schedule+0x11f/0x1e0 [ 27.445657][ T462] ptrace_stop+0x4ea/0xa90 [ 27.449910][ T462] ptrace_notify+0x22b/0x350 [ 27.454335][ T462] ? do_notify_parent+0xa30/0xa30 [ 27.459196][ T462] ? __kasan_check_read+0x11/0x20 [ 27.464055][ T462] syscall_exit_to_user_mode+0xac/0x160 [ 27.469437][ T462] do_syscall_64+0x49/0xb0 [ 27.473692][ T462] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.479419][ T462] RIP: 0033:0x7f2bc4ba6ea9 [ 27.483674][ T462] 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 [ 27.503113][ T462] RSP: 002b:00007ffc22d88a98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 27.511356][ T462] RAX: 0000000000000004 RBX: 0000000000000000 RCX: 00007f2bc4ba6ea9 [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 462] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 463 attached [pid 460] <... bpf resumed>) = 4 [pid 458] exit_group(0 [pid 463] set_robust_list(0x5555558e4660, 24 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 458] <... exit_group resumed>) = ? [pid 463] <... set_robust_list resumed>) = 0 [pid 460] <... bpf resumed>) = 5 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 457] <... bpf resumed>) = 4 [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 463] <... prctl resumed>) = 0 [pid 463] setpgid(0, 0) = 0 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 460] <... bpf resumed>) = 6 [pid 463] <... openat resumed>) = 3 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 463] write(3, "1000", 4) = 4 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 462] <... bpf resumed>) = 5 [pid 458] +++ exited with 0 +++ [pid 457] <... bpf resumed>) = 5 [pid 460] <... bpf resumed>) = 7 [pid 463] <... bpf resumed>) = 5 [pid 462] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=22} --- [pid 463] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 460] exit_group(0 [pid 462] <... bpf resumed>) = 6 [pid 463] <... bpf resumed>) = 6 [pid 460] <... exit_group resumed>) = ? [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 460] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 464 ./strace-static-x86_64: Process 464 attached [pid 464] set_robust_list(0x5555558e4660, 24) = 0 [pid 464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 463] <... bpf resumed>) = 7 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 464] <... prctl resumed>) = 0 [pid 464] setpgid(0, 0) = 0 [pid 464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 457] <... bpf resumed>) = 6 [pid 464] write(3, "1000", 4) = 4 [pid 464] close(3) = 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 [pid 463] exit_group(0 [pid 464] <... bpf resumed>) = 3 [pid 463] <... exit_group resumed>) = ? [pid 462] <... bpf resumed>) = 7 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 465 [pid 464] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 463] +++ exited with 0 +++ [pid 462] exit_group(0 [pid 464] <... bpf resumed>) = 4 [pid 462] <... exit_group resumed>) = ? [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 462] +++ exited with 0 +++ [pid 457] <... bpf resumed>) = 7 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x5555558e4660, 24) = 0 [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 466 [pid 464] <... bpf resumed>) = 7 [pid 457] exit_group(0 [pid 464] exit_group(0 [pid 457] <... exit_group resumed>) = ? [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] <... prctl resumed>) = 0 [pid 465] setpgid(0, 0) = 0 [pid 464] <... exit_group resumed>) = ? [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 467 [pid 465] <... openat resumed>) = 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./strace-static-x86_64: Process 466 attached ./strace-static-x86_64: Process 467 attached ) = 3 [pid 457] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=16} --- [pid 465] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 465] <... bpf resumed>) = 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 [pid 467] set_robust_list(0x5555558e4660, 24 [pid 466] set_robust_list(0x5555558e4660, 24 [pid 465] <... bpf resumed>) = 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 468 attached [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 468 [pid 467] <... set_robust_list resumed>) = 0 [pid 466] <... set_robust_list resumed>) = 0 [pid 468] set_robust_list(0x5555558e4660, 24) = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0) = 0 [pid 467] <... prctl resumed>) = 0 [pid 466] <... prctl resumed>) = 0 [pid 466] setpgid(0, 0 [pid 467] setpgid(0, 0 [pid 466] <... setpgid resumed>) = 0 [pid 464] +++ exited with 0 +++ [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 468] write(3, "1000", 4) = 4 [pid 468] close(3) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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) = 3 [pid 468] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 469 [pid 468] <... bpf resumed>) = 0 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 467] <... setpgid resumed>) = 0 [ 27.519168][ T462] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 27.526978][ T462] RBP: 0000000000000000 R08: 00000000000000a0 R09: 00000000000000a0 [ 27.534792][ T462] R10: 00000000000000a0 R11: 0000000000000246 R12: 0000000000000000 [ 27.542625][ T462] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 27.550427][ T462] [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 468] <... bpf resumed>) = 4 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 466] <... openat resumed>) = 3 [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 469 attached [pid 467] <... openat resumed>) = 3 [pid 466] write(3, "1000", 4 [pid 469] set_robust_list(0x5555558e4660, 24) = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 469] setpgid(0, 0 [pid 467] write(3, "1000", 4 [pid 466] <... write resumed>) = 4 [pid 469] <... setpgid resumed>) = 0 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 467] <... write resumed>) = 4 [pid 466] close(3 [pid 469] <... openat resumed>) = 3 [pid 467] close(3 [pid 466] <... close resumed>) = 0 [pid 469] write(3, "1000", 4) = 4 [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 467] <... close resumed>) = 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 [pid 467] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 466] <... bpf resumed>) = 3 [pid 467] <... bpf resumed>) = 3 [pid 466] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 467] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 466] <... bpf resumed>) = 0 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 467] <... bpf resumed>) = 0 [pid 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 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 469] <... bpf resumed>) = 4 [pid 467] <... bpf resumed>) = 4 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 466] <... bpf resumed>) = 4 [pid 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 465] <... bpf resumed>) = 5 [pid 469] <... bpf resumed>) = 5 [pid 468] <... bpf resumed>) = 5 [pid 465] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 467] <... bpf resumed>) = 5 [pid 466] <... bpf resumed>) = 5 [pid 465] <... bpf resumed>) = 6 [pid 469] <... bpf resumed>) = 6 [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 465] <... bpf resumed>) = 7 [pid 469] <... bpf resumed>) = 7 [pid 465] exit_group(0 [pid 469] exit_group(0 [pid 465] <... exit_group resumed>) = ? [pid 469] <... exit_group resumed>) = ? [pid 468] <... bpf resumed>) = 6 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 465] +++ exited with 0 +++ [pid 469] +++ exited with 0 +++ [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 468] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 468] <... exit_group resumed>) = ? [pid 468] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 470 [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 467] <... bpf resumed>) = 6 [pid 466] <... bpf resumed>) = 6 [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=0x5555558e4650) = 471 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 472 [pid 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 466] exit_group(0) = ? [pid 466] +++ exited with 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=1} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 473 ./strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x5555558e4660, 24) = 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 0 [ 27.620928][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 27.632928][ T469] BUG: scheduling while atomic: syz-executor300/469/0x00000002 [ 27.640380][ T469] Modules linked in: [ 27.644328][ T469] Preemption disabled at: [ 27.644339][ T469] [] up_write+0x27/0x1f0 [ 27.654268][ T469] CPU: 1 PID: 469 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #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 [ 27.665723][ T469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.675615][ T469] Call Trace: [ 27.678737][ T469] [ 27.681513][ T469] dump_stack_lvl+0x151/0x1b7 [ 27.686025][ T469] ? up_write+0x27/0x1f0 [ 27.690105][ T469] ? up_write+0x27/0x1f0 [ 27.694186][ T469] ? io_uring_drop_tctx_refs+0x190/0x190 [ 27.699655][ T469] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 27.705295][ T469] ? __wake_up_sync_key+0x1b1/0x3d0 [ 27.710332][ T469] ? up_write+0x27/0x1f0 [ 27.714409][ T469] dump_stack+0x15/0x17 [ 27.718403][ T469] __schedule_bug+0x195/0x260 [ 27.722915][ T469] ? ttwu_queue_wakelist+0x510/0x510 [ 27.728035][ T469] ? __send_signal+0x96f/0xcb0 [ 27.732636][ T469] __schedule+0xd19/0x1590 [ 27.736887][ T469] ? __kasan_check_write+0x14/0x20 [ 27.741834][ T469] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 27.747132][ T469] ? __sched_text_start+0x8/0x8 [ 27.751816][ T469] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 27.757287][ T469] do_task_dead+0x99/0xa0 [ 27.761451][ T469] do_exit+0x2089/0x2ca0 [ 27.765533][ T469] ? put_task_struct+0x80/0x80 [ 27.770127][ T469] ? ptrace_notify+0x24c/0x350 [ 27.774728][ T469] ? do_notify_parent+0xa30/0xa30 [ 27.779592][ T469] do_group_exit+0x141/0x310 [ 27.784021][ T469] __x64_sys_exit_group+0x3f/0x40 [ 27.788878][ T469] do_syscall_64+0x3d/0xb0 [ 27.793128][ T469] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.798859][ T469] RIP: 0033:0x7f2bc4ba4ff9 [ 27.803128][ T469] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 27.810314][ T469] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [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./strace-static-x86_64: Process 473 attached ./strace-static-x86_64: Process 472 attached ./strace-static-x86_64: Process 470 attached [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 473] set_robust_list(0x5555558e4660, 24 [pid 472] set_robust_list(0x5555558e4660, 24 [pid 470] set_robust_list(0x5555558e4660, 24 [pid 467] <... bpf resumed>) = 7 [pid 473] <... set_robust_list resumed>) = 0 [pid 472] <... set_robust_list resumed>) = 0 [pid 470] <... set_robust_list resumed>) = 0 [pid 467] exit_group(0 [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 467] <... exit_group resumed>) = ? [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 467] +++ exited with 0 +++ [pid 473] <... prctl resumed>) = 0 [pid 472] <... prctl resumed>) = 0 [pid 470] <... prctl resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 473] setpgid(0, 0 [pid 472] setpgid(0, 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 473] <... setpgid resumed>) = 0 [pid 472] <... setpgid resumed>) = 0 [pid 470] setpgid(0, 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 470] <... setpgid resumed>) = 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 472] write(3, "1000", 4 [pid 470] 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 472] <... write resumed>) = 4 ./strace-static-x86_64: Process 475 attached [pid 473] <... openat resumed>) = 3 [pid 472] close(3 [pid 470] <... openat resumed>) = 3 [pid 475] set_robust_list(0x5555558e4660, 24 [pid 473] write(3, "1000", 4 [pid 472] <... close resumed>) = 0 [pid 470] write(3, "1000", 4 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 475 [pid 473] <... write resumed>) = 4 [pid 472] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 470] <... write resumed>) = 4 [pid 471] <... bpf resumed>) = 4 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 473] close(3 [pid 472] <... bpf resumed>) = 3 [pid 470] close(3 [pid 475] <... set_robust_list resumed>) = 0 [pid 472] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 473] <... close resumed>) = 0 [pid 470] <... close resumed>) = 0 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 475] setpgid(0, 0) = 0 [pid 472] <... bpf resumed>) = 0 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 473] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 470] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 472] <... bpf resumed>) = 4 [pid 473] <... bpf resumed>) = 3 [pid 470] <... bpf resumed>) = 3 [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 475] write(3, "1000", 4) = 4 [pid 475] close(3) = 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) = 3 [pid 470] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 473] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 470] <... bpf resumed>) = 0 [pid 473] <... bpf resumed>) = 0 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 475] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 473] <... bpf resumed>) = 4 [pid 470] <... bpf resumed>) = 4 [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 475] <... bpf resumed>) = 4 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 472] <... bpf resumed>) = 5 [pid 471] <... bpf resumed>) = 5 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 473] <... bpf resumed>) = 5 [pid 470] <... bpf resumed>) = 5 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 472] <... bpf resumed>) = 6 [pid 475] <... bpf resumed>) = 5 [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 472] <... bpf resumed>) = 7 [pid 472] exit_group(0) = ? [pid 470] <... bpf resumed>) = 6 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 473] <... bpf resumed>) = 6 [pid 472] +++ exited with 0 +++ [pid 471] <... bpf resumed>) = 6 [pid 473] 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=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 473] <... bpf resumed>) = 7 [pid 471] <... bpf resumed>) = 7 [pid 473] exit_group(0 [pid 297] <... restart_syscall resumed>) = 0 [pid 471] exit_group(0) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 473] <... exit_group resumed>) = ? [pid 473] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 476 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, 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 476 attached ./strace-static-x86_64: Process 477 attached [pid 475] <... bpf resumed>) = 6 [pid 471] +++ exited with 0 +++ [pid 476] set_robust_list(0x5555558e4660, 24 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 470] exit_group(0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 477 [pid 477] set_robust_list(0x5555558e4660, 24 [pid 476] <... set_robust_list resumed>) = 0 [pid 475] <... bpf resumed>) = 7 [pid 470] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=18} --- [pid 477] <... set_robust_list resumed>) = 0 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 475] exit_group(0 [pid 470] +++ exited with 0 +++ [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 476] <... prctl resumed>) = 0 [pid 475] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 476] setpgid(0, 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 478 attached [pid 476] <... setpgid resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 478 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 479 [pid 477] <... prctl resumed>) = 0 [pid 478] set_robust_list(0x5555558e4660, 24 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 478] <... set_robust_list resumed>) = 0 [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 476] <... openat resumed>) = 3 [pid 478] <... prctl resumed>) = 0 [pid 478] setpgid(0, 0 [pid 476] write(3, "1000", 4 [pid 478] <... setpgid resumed>) = 0 [pid 477] setpgid(0, 0 [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 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 477] <... setpgid resumed>) = 0 [pid 476] <... bpf resumed>) = 3 [pid 476] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 479 attached [pid 479] set_robust_list(0x5555558e4660, 24) = 0 [pid 476] <... bpf resumed>) = 0 [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] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 476] <... bpf resumed>) = 4 [pid 479] <... openat resumed>) = 3 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 479] write(3, "1000", 4) = 4 [pid 479] close(3) = 0 [pid 479] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 478] <... openat resumed>) = 3 [pid 477] <... openat resumed>) = 3 [pid 479] <... bpf resumed>) = 3 [pid 479] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 478] write(3, "1000", 4 [pid 477] write(3, "1000", 4 [pid 478] <... write resumed>) = 4 [pid 477] <... write resumed>) = 4 [pid 478] close(3) = 0 [pid 477] close(3 [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] <... close resumed>) = 0 [pid 478] <... bpf resumed>) = 3 [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 478] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 477] <... bpf resumed>) = 3 [pid 478] <... bpf resumed>) = 0 [pid 479] <... bpf resumed>) = 0 [pid 477] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 475] +++ exited with 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 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 479] <... bpf resumed>) = 4 [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 477] <... bpf resumed>) = 0 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 478] <... bpf resumed>) = 4 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 480 ./strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x5555558e4660, 24) = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0) = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 27.818561][ T469] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 27.826370][ T469] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 27.834179][ T469] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 27.841993][ T469] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 27.849803][ T469] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 27.857619][ T469] [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) = 3 [pid 480] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 478] <... bpf resumed>) = 5 [pid 476] <... bpf resumed>) = 5 [pid 480] <... bpf resumed>) = 5 [pid 479] <... bpf resumed>) = 5 [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 477] <... bpf resumed>) = 5 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 480] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 478] <... bpf resumed>) = 6 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 479] <... bpf resumed>) = 6 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 476] <... bpf resumed>) = 6 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 478] <... bpf resumed>) = 7 [pid 479] <... bpf resumed>) = 7 [pid 478] exit_group(0 [pid 479] exit_group(0 [pid 478] <... exit_group resumed>) = ? [pid 480] <... bpf resumed>) = 6 [pid 479] <... exit_group resumed>) = ? [pid 478] +++ exited with 0 +++ [pid 477] <... bpf resumed>) = 6 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 479] +++ exited with 0 +++ [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 476] <... bpf resumed>) = 7 [pid 477] <... bpf resumed>) = 7 [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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 476] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 477] exit_group(0 [pid 476] <... exit_group resumed>) = ? [pid 477] <... exit_group resumed>) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 481 attached [pid 481] set_robust_list(0x5555558e4660, 24) = 0 [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 481 [pid 481] <... prctl resumed>) = 0 [pid 481] setpgid(0, 0) = 0 [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 482 [pid 481] write(3, "1000", 4) = 4 [pid 481] close(3) = 0 [pid 481] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 476] +++ exited with 0 +++ [pid 481] <... bpf resumed>) = 3 [pid 477] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 480] <... bpf resumed>) = 7 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 481] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 480] exit_group(0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 481] <... bpf resumed>) = 0 [pid 480] <... exit_group resumed>) = ? [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 295] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 481] <... bpf resumed>) = 4 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 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 [pid 481] <... bpf resumed>) = 5 [pid 481] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 483 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 484 ./strace-static-x86_64: Process 482 attached [pid 482] set_robust_list(0x5555558e4660, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 484 attached ./strace-static-x86_64: Process 483 attached [pid 481] <... bpf resumed>) = 6 [pid 482] <... prctl resumed>) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 482] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 484] set_robust_list(0x5555558e4660, 24 [pid 483] set_robust_list(0x5555558e4660, 24 [pid 482] <... bpf resumed>) = 4 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 484] <... set_robust_list resumed>) = 0 [pid 483] <... set_robust_list resumed>) = 0 [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] setpgid(0, 0) = 0 [pid 484] <... prctl resumed>) = 0 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 484] setpgid(0, 0) = 0 [pid 483] <... openat resumed>) = 3 [pid 483] write(3, "1000", 4 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 483] <... write resumed>) = 4 [pid 483] close(3 [pid 484] <... openat resumed>) = 3 [pid 483] <... close 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 484] write(3, "1000", 4) = 4 [pid 483] <... bpf resumed>) = 3 [pid 484] close(3 [pid 483] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 484] <... close resumed>) = 0 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 484] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 resumed>) = 5 [pid 481] <... bpf resumed>) = 7 [pid 480] +++ exited with 0 +++ [pid 484] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 483] <... bpf resumed>) = 4 [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 481] exit_group(0 [pid 484] <... bpf resumed>) = 0 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 482] <... bpf resumed>) = 6 [pid 481] <... exit_group resumed>) = ? [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 483] <... bpf resumed>) = 5 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 481] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 482] <... bpf resumed>) = 7 [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 [pid 482] exit_group(0) = ? [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 486 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 485 ./strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x5555558e4660, 24) = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 484] <... bpf resumed>) = 4 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 485] <... prctl resumed>) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 486 attached [pid 486] set_robust_list(0x5555558e4660, 24 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 486] <... set_robust_list resumed>) = 0 [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL [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) = 3 [pid 486] <... prctl resumed>) = 0 [pid 486] setpgid(0, 0 [pid 485] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 486] <... setpgid resumed>) = 0 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 483] <... bpf resumed>) = 6 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 485] <... bpf resumed>) = 4 [pid 486] <... openat resumed>) = 3 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 486] write(3, "1000", 4) = 4 [pid 486] close(3) = 0 [pid 486] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 486] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 485] <... bpf resumed>) = 5 [pid 484] <... bpf resumed>) = 5 [pid 483] <... bpf resumed>) = 7 [pid 482] +++ exited with 0 +++ [pid 486] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 486] <... bpf resumed>) = 6 [pid 485] <... bpf resumed>) = 6 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 483] exit_group(0 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 486] <... bpf resumed>) = 7 [pid 485] <... bpf resumed>) = 7 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 486] exit_group(0 [pid 485] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 486] <... exit_group resumed>) = ? [pid 485] <... exit_group resumed>) = ? [pid 486] +++ exited with 0 +++ [pid 485] +++ exited with 0 +++ [pid 484] <... bpf resumed>) = 6 [pid 483] <... exit_group resumed>) = ? [pid 484] 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=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x5555558e4660, 24 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 487 [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 487] <... set_robust_list resumed>) = 0 [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 487] setpgid(0, 0) = 0 [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 487] write(3, "1000", 4) = 4 [pid 487] close(3 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 488 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 489 [pid 487] <... 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 484] <... bpf resumed>) = 7 [pid 487] <... bpf resumed>) = 3 [pid 487] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 484] exit_group(0./strace-static-x86_64: Process 489 attached [pid 487] <... bpf resumed>) = 4 [pid 484] <... exit_group resumed>) = ? [pid 483] +++ exited with 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 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 489] set_robust_list(0x5555558e4660, 24 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 490 [pid 489] <... set_robust_list resumed>) = 0 [pid 487] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x5555558e4660, 24 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 488] <... set_robust_list resumed>) = 0 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 488] setpgid(0, 0) = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 488] write(3, "1000", 4) = 4 [pid 488] close(3) = 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 489] <... prctl resumed>) = 0 [pid 488] <... bpf resumed>) = 3 [pid 488] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 488] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 489] setpgid(0, 0 [pid 488] <... bpf resumed>) = 4 [pid 489] <... setpgid resumed>) = 0 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 490 attached [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 490] set_robust_list(0x5555558e4660, 24) = 0 [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 490] setpgid(0, 0) = 0 [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 489] <... openat resumed>) = 3 [pid 490] write(3, "1000", 4 [pid 489] write(3, "1000", 4) = 4 [pid 489] close(3 [pid 490] <... write resumed>) = 4 [pid 490] close(3 [pid 489] <... close resumed>) = 0 [pid 490] <... close resumed>) = 0 [pid 490] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 490] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 490] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 489] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 489] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 490] <... bpf resumed>) = 5 [pid 488] <... bpf resumed>) = 5 [pid 487] <... bpf resumed>) = 7 [pid 484] +++ exited with 0 +++ [pid 489] <... bpf resumed>) = 5 [pid 490] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 488] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 487] exit_group(0 [pid 490] <... bpf resumed>) = 6 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 488] <... bpf resumed>) = 6 [pid 487] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 490] <... bpf resumed>) = 7 [pid 488] <... bpf resumed>) = 7 [pid 490] exit_group(0 [pid 488] exit_group(0 [pid 490] <... exit_group resumed>) = ? [pid 488] <... exit_group resumed>) = ? [pid 490] +++ exited with 0 +++ [pid 489] <... bpf resumed>) = 6 [pid 487] +++ exited with 0 +++ [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 491 attached [pid 491] set_robust_list(0x5555558e4660, 24) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 491 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 492 [pid 491] <... prctl resumed>) = 0 [pid 491] setpgid(0, 0) = 0 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 491] write(3, "1000", 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 493 [pid 491] <... write resumed>) = 4 [pid 491] close(3) = 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) = 3 [pid 491] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 493 attached ) = 4 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 492 attached [pid 492] set_robust_list(0x5555558e4660, 24) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] setpgid(0, 0) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 493] set_robust_list(0x5555558e4660, 24 [pid 492] <... openat resumed>) = 3 [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3) = 0 [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) = 3 [pid 492] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 492] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 493] <... set_robust_list resumed>) = 0 [pid 492] <... bpf resumed>) = 4 [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 493] setpgid(0, 0) = 0 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 493] write(3, "1000", 4) = 4 [pid 493] close(3) = 0 [pid 493] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 492] <... bpf resumed>) = 5 [pid 491] <... bpf resumed>) = 5 [pid 489] <... bpf resumed>) = 7 [pid 488] +++ exited with 0 +++ [pid 493] <... bpf resumed>) = 5 [pid 492] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 493] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 492] <... bpf resumed>) = 6 [pid 491] <... bpf resumed>) = 6 [pid 489] exit_group(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 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 489] <... exit_group resumed>) = ? [pid 492] <... bpf resumed>) = 7 [pid 491] <... bpf resumed>) = 7 [pid 492] exit_group(0 [pid 491] exit_group(0 [pid 492] <... exit_group resumed>) = ? [pid 491] <... exit_group resumed>) = ? [pid 493] <... bpf resumed>) = 6 [pid 492] +++ exited with 0 +++ [pid 489] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, 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 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 494 [pid 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 494 attached [pid 494] set_robust_list(0x5555558e4660, 24) = 0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 494] setpgid(0, 0) = 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] <... restart_syscall resumed>) = 0 [pid 494] <... openat resumed>) = 3 [pid 494] write(3, "1000", 4) = 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 494] close(3) = 0 [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) = 3 [pid 494] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 495 [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./strace-static-x86_64: Process 495 attached ) = 4 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 496 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 496 attached [pid 496] set_robust_list(0x5555558e4660, 24) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 495] set_robust_list(0x5555558e4660, 24 [pid 496] setpgid(0, 0) = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 495] <... set_robust_list resumed>) = 0 [pid 496] <... openat resumed>) = 3 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 495] <... prctl resumed>) = 0 [pid 495] setpgid(0, 0 [pid 496] <... bpf resumed>) = 4 [pid 495] <... setpgid resumed>) = 0 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 495] write(3, "1000", 4) = 4 [pid 495] close(3) = 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) = 3 [pid 495] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 494] <... bpf resumed>) = 5 [pid 493] <... bpf resumed>) = 7 [pid 491] +++ exited with 0 +++ [pid 496] <... bpf resumed>) = 5 [pid 495] <... bpf resumed>) = 5 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 496] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 494] <... bpf resumed>) = 6 [pid 493] exit_group(0 [pid 495] <... bpf resumed>) = 6 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 493] <... exit_group resumed>) = ? [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 494] <... bpf resumed>) = 7 [pid 494] exit_group(0) = ? [pid 494] +++ exited with 0 +++ [pid 493] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 496] <... bpf resumed>) = 6 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 495] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 496] <... bpf resumed>) = 7 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 495] exit_group(0) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 495] +++ exited with 0 +++ ./strace-static-x86_64: Process 498 attached [pid 498] set_robust_list(0x5555558e4660, 24) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 497 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 498 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 499 ./strace-static-x86_64: Process 497 attached [pid 496] exit_group(0) = ? [pid 498] <... prctl resumed>) = 0 [pid 498] setpgid(0, 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 498] <... setpgid resumed>) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 498] write(3, "1000", 4) = 4 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 500 [pid 498] close(3) = 0 [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) = 3 [pid 498] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 497] set_robust_list(0x5555558e4660, 24 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 499 attached [pid 499] set_robust_list(0x5555558e4660, 24 [pid 497] <... set_robust_list resumed>) = 0 [pid 499] <... set_robust_list resumed>) = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 499] setpgid(0, 0) = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 499] write(3, "1000", 4) = 4 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] close(3) = 0 [pid 499] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 497] <... prctl resumed>) = 0 [pid 499] <... bpf resumed>) = 3 [pid 497] setpgid(0, 0 [pid 499] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 497] <... setpgid resumed>) = 0 [pid 499] <... bpf resumed>) = 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) = 4 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 500 attached ) = 3 [pid 500] set_robust_list(0x5555558e4660, 24) = 0 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 497] write(3, "1000", 4 [pid 500] setpgid(0, 0) = 0 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 500] write(3, "1000", 4) = 4 [pid 497] <... write resumed>) = 4 [pid 497] close(3 [pid 500] close(3 [pid 497] <... close resumed>) = 0 [pid 500] <... close resumed>) = 0 [pid 500] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [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 500] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 497] <... bpf resumed>) = 3 [pid 497] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 500] <... bpf resumed>) = 4 [pid 497] <... bpf resumed>) = 4 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 498] <... bpf resumed>) = 5 [pid 498] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 496] +++ exited with 0 +++ [pid 500] <... bpf resumed>) = 5 [pid 499] <... bpf resumed>) = 5 [pid 498] <... bpf resumed>) = 7 [pid 497] <... bpf resumed>) = 5 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 498] exit_group(0 [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 500] <... bpf resumed>) = 6 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 499] exit_group(0) = ? [pid 498] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 501 ./strace-static-x86_64: Process 501 attached [pid 501] set_robust_list(0x5555558e4660, 24 [pid 499] +++ exited with 0 +++ [pid 498] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, 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 501] <... set_robust_list resumed>) = 0 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 501] <... prctl resumed>) = 0 [pid 501] setpgid(0, 0) = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 502 [pid 501] <... openat resumed>) = 3 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 503 [pid 501] write(3, "1000", 4) = 4 [pid 501] close(3) = 0 [pid 501] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 501] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 503 attached ) = 4 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 497] <... bpf resumed>) = 6 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 503] set_robust_list(0x5555558e4660, 24 [pid 500] <... bpf resumed>) = 7 [pid 501] <... bpf resumed>) = 5 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 503] <... set_robust_list resumed>) = 0 [pid 500] exit_group(0 [pid 497] <... bpf resumed>) = 7 [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 501] <... bpf resumed>) = 6 [pid 500] <... exit_group resumed>) = ? [pid 497] exit_group(0 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 497] <... exit_group resumed>) = ? [pid 501] exit_group(0) = ? ./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x5555558e4660, 24) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 497] +++ exited with 0 +++ [pid 502] <... prctl resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 502] setpgid(0, 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 502] <... setpgid resumed>) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... restart_syscall resumed>) = 0 [pid 502] <... openat resumed>) = 3 [pid 502] write(3, "1000", 4) = 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 502] close(3 [pid 501] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 504 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 502] <... close resumed>) = 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./strace-static-x86_64: Process 504 attached [pid 503] <... prctl resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 502] <... bpf resumed>) = 3 [pid 502] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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] setpgid(0, 0 [pid 504] set_robust_list(0x5555558e4660, 24 [pid 502] <... bpf resumed>) = 4 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 505 [pid 503] <... setpgid resumed>) = 0 [pid 504] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 505 attached [pid 505] set_robust_list(0x5555558e4660, 24) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 505] <... prctl resumed>) = 0 [pid 500] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, 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 504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 503] <... openat resumed>) = 3 ./strace-static-x86_64: Process 506 attached [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 506 [pid 504] <... prctl resumed>) = 0 [pid 503] write(3, "1000", 4 [pid 505] setpgid(0, 0) = 0 [pid 506] set_robust_list(0x5555558e4660, 24 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 504] setpgid(0, 0 [pid 503] <... write resumed>) = 4 [pid 506] <... set_robust_list resumed>) = 0 [pid 505] <... openat resumed>) = 3 [pid 504] <... setpgid resumed>) = 0 [pid 503] close(3) = 0 [pid 505] write(3, "1000", 4 [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 505] <... write resumed>) = 4 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 503] <... bpf resumed>) = 3 [pid 505] close(3) = 0 [pid 505] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 504] <... openat resumed>) = 3 [pid 503] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 506] <... prctl resumed>) = 0 [pid 505] <... bpf resumed>) = 3 [pid 504] write(3, "1000", 4 [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 [pid 505] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 504] <... write resumed>) = 4 [pid 505] <... bpf resumed>) = 0 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 506] setpgid(0, 0 [pid 505] <... bpf resumed>) = 4 [pid 504] close(3 [pid 503] <... bpf resumed>) = 4 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 504] <... close resumed>) = 0 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 504] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 506] <... setpgid resumed>) = 0 [pid 504] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 504] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 506] write(3, "1000", 4) = 4 [pid 504] <... bpf resumed>) = 4 [pid 506] close(3) = 0 [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 506] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 506] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 505] <... bpf resumed>) = 5 [pid 503] <... bpf resumed>) = 5 [pid 502] <... bpf resumed>) = 5 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 506] <... bpf resumed>) = 5 [pid 505] <... bpf resumed>) = 6 [pid 504] <... bpf resumed>) = 5 [pid 503] <... bpf resumed>) = 6 [pid 502] <... bpf resumed>) = 6 [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 504] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 505] <... bpf resumed>) = 7 [pid 503] <... bpf resumed>) = 7 [pid 502] <... bpf resumed>) = 7 [pid 505] exit_group(0 [pid 503] exit_group(0 [pid 502] exit_group(0 [pid 505] <... exit_group resumed>) = ? [pid 503] <... exit_group resumed>) = ? [pid 502] <... exit_group resumed>) = ? [pid 506] <... bpf resumed>) = 6 [pid 505] +++ exited with 0 +++ [pid 504] <... bpf resumed>) = 6 [pid 503] +++ exited with 0 +++ [pid 502] +++ exited with 0 +++ [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] --- 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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- 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] <... bpf resumed>) = 7 [pid 504] <... bpf resumed>) = 7 [pid 299] 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(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 506] exit_group(0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 507 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 508 ./strace-static-x86_64: Process 507 attached [pid 507] set_robust_list(0x5555558e4660, 24) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 509 [pid 506] <... exit_group resumed>) = ? [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 507] setpgid(0, 0) = 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 504] exit_group(0 [pid 507] <... openat resumed>) = 3 [pid 507] write(3, "1000", 4 [pid 506] +++ exited with 0 +++ [pid 504] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 294] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 507] <... write resumed>) = 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 507] close(3) = 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 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 510 [pid 507] <... bpf resumed>) = 3 [pid 507] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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./strace-static-x86_64: Process 510 attached ./strace-static-x86_64: Process 509 attached [pid 509] set_robust_list(0x5555558e4660, 24 [pid 510] set_robust_list(0x5555558e4660, 24 [pid 509] <... set_robust_list resumed>) = 0 [pid 510] <... set_robust_list resumed>) = 0 [pid 507] <... bpf resumed>) = 4 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 509] <... prctl resumed>) = 0 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x5555558e4660, 24 [pid 510] <... prctl resumed>) = 0 [pid 509] setpgid(0, 0 [pid 510] setpgid(0, 0 [pid 509] <... setpgid resumed>) = 0 [pid 510] <... setpgid resumed>) = 0 [pid 508] <... set_robust_list resumed>) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 508] setpgid(0, 0) = 0 [pid 510] <... openat resumed>) = 3 [pid 509] <... openat resumed>) = 3 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 510] write(3, "1000", 4 [pid 509] write(3, "1000", 4 [pid 510] <... write resumed>) = 4 [pid 509] <... write resumed>) = 4 [pid 510] close(3 [pid 509] close(3) = 0 [pid 510] <... close resumed>) = 0 [pid 508] <... openat resumed>) = 3 [pid 509] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 510] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 509] <... bpf resumed>) = 3 [pid 510] <... bpf resumed>) = 3 [pid 508] write(3, "1000", 4) = 4 [pid 509] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 510] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 508] close(3 [pid 510] <... bpf resumed>) = 0 [pid 509] <... bpf resumed>) = 0 [pid 508] <... close resumed>) = 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 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 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) = 0 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 510] <... bpf resumed>) = 4 [pid 509] <... bpf resumed>) = 4 [pid 508] <... bpf resumed>) = 4 [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 504] +++ exited with 0 +++ [pid 510] <... bpf resumed>) = 5 [pid 509] <... bpf resumed>) = 5 [pid 507] <... bpf resumed>) = 5 [pid 508] <... bpf resumed>) = 7 [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 510] <... bpf resumed>) = 6 [pid 509] <... bpf resumed>) = 6 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 508] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 509] 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 510] exit_group(0 [pid 509] exit_group(0 [pid 510] <... exit_group resumed>) = ? [pid 509] <... exit_group resumed>) = ? [pid 510] +++ exited with 0 +++ [pid 509] +++ exited with 0 +++ [pid 507] <... bpf resumed>) = 6 [pid 508] <... exit_group resumed>) = ? [pid 507] 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=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, 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 511 attached , child_tidptr=0x5555558e4650) = 511 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 511] set_robust_list(0x5555558e4660, 24) = 0 [pid 511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 511] setpgid(0, 0) = 0 [pid 511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 512 [pid 511] <... openat resumed>) = 3 [pid 511] write(3, "1000", 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 511] <... write resumed>) = 4 [pid 511] close(3) = 0 [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) = 3 [pid 511] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 513 [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./strace-static-x86_64: Process 513 attached ./strace-static-x86_64: Process 512 attached [pid 513] set_robust_list(0x5555558e4660, 24 [pid 511] <... bpf resumed>) = 4 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 513] <... set_robust_list resumed>) = 0 [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 512] set_robust_list(0x5555558e4660, 24 [pid 513] setpgid(0, 0 [pid 512] <... set_robust_list resumed>) = 0 [pid 513] <... setpgid resumed>) = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 513] <... openat resumed>) = 3 [pid 512] <... prctl resumed>) = 0 [pid 513] write(3, "1000", 4 [pid 512] setpgid(0, 0 [pid 513] <... write resumed>) = 4 [pid 512] <... setpgid resumed>) = 0 [pid 513] close(3) = 0 [pid 513] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 513] <... bpf resumed>) = 3 [pid 513] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 512] <... openat resumed>) = 3 [pid 513] <... bpf resumed>) = 0 [pid 512] write(3, "1000", 4 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 512] <... write resumed>) = 4 [pid 513] <... bpf resumed>) = 4 [pid 512] close(3 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 512] <... close resumed>) = 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) = 3 [pid 512] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 511] <... bpf resumed>) = 5 [pid 507] <... bpf resumed>) = 7 [pid 508] +++ exited with 0 +++ [pid 513] <... bpf resumed>) = 5 [pid 512] <... bpf resumed>) = 4 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 507] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 511] <... bpf resumed>) = 6 [pid 507] <... exit_group resumed>) = ? [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 507] +++ exited with 0 +++ [pid 295] <... restart_syscall resumed>) = 0 [pid 512] <... bpf resumed>) = 5 [pid 511] <... bpf resumed>) = 7 [pid 512] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 511] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 511] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 511] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 514 [pid 512] <... bpf resumed>) = 6 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 512] exit_group(0) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 515 ./strace-static-x86_64: Process 514 attached [pid 513] <... bpf resumed>) = 6 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 516 ./strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x5555558e4660, 24) = 0 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 514] set_robust_list(0x5555558e4660, 24./strace-static-x86_64: Process 516 attached [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 515] setpgid(0, 0) = 0 [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 515] write(3, "1000", 4) = 4 [pid 515] close(3) = 0 [pid 515] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 515] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 514] <... set_robust_list resumed>) = 0 [pid 516] set_robust_list(0x5555558e4660, 24 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 516] <... set_robust_list resumed>) = 0 [pid 514] <... prctl resumed>) = 0 [pid 515] <... bpf resumed>) = 4 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 514] setpgid(0, 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 514] <... setpgid resumed>) = 0 [pid 516] <... prctl resumed>) = 0 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] setpgid(0, 0) = 0 [pid 514] write(3, "1000", 4) = 4 [pid 514] close(3 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 514] <... close resumed>) = 0 [pid 514] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 516] <... openat resumed>) = 3 [pid 516] write(3, "1000", 4 [pid 514] <... bpf resumed>) = 3 [pid 514] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 516] <... write resumed>) = 4 [pid 516] close(3 [pid 514] <... bpf resumed>) = 0 [pid 516] <... close resumed>) = 0 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 516] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 516] <... bpf resumed>) = 3 [pid 516] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 515] <... bpf resumed>) = 5 [pid 513] <... bpf resumed>) = 7 [pid 514] <... bpf resumed>) = 5 [pid 512] +++ exited with 0 +++ [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 516] <... bpf resumed>) = 4 [pid 515] <... bpf resumed>) = 6 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 513] exit_group(0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 513] <... exit_group resumed>) = ? [pid 296] <... restart_syscall resumed>) = 0 [pid 515] <... bpf resumed>) = 7 [pid 515] exit_group(0) = ? [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 513] +++ exited with 0 +++ [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 517 [pid 294] --- 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 517 attached [pid 517] set_robust_list(0x5555558e4660, 24 [pid 514] <... bpf resumed>) = 6 [pid 517] <... set_robust_list resumed>) = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] setpgid(0, 0) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 517] write(3, "1000", 4 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 517] <... write resumed>) = 4 [pid 517] close(3 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 517] <... close resumed>) = 0 [pid 517] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 518 [pid 517] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 518 attached [pid 518] set_robust_list(0x5555558e4660, 24) = 0 [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 518] setpgid(0, 0) = 0 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 518] write(3, "1000", 4) = 4 [pid 518] close(3) = 0 [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) = 3 [pid 518] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 515] +++ exited with 0 +++ [pid 514] <... bpf resumed>) = 7 [pid 517] <... bpf resumed>) = 5 [pid 516] <... bpf resumed>) = 5 [pid 518] <... bpf resumed>) = 5 [pid 514] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 514] <... exit_group resumed>) = ? [pid 514] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 517] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 519 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 519 attached [pid 517] <... bpf resumed>) = 7 [pid 519] set_robust_list(0x5555558e4660, 24) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 517] exit_group(0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 517] <... exit_group resumed>) = ? [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 519] setpgid(0, 0) = 0 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 520 [pid 519] <... openat resumed>) = 3 [pid 519] write(3, "1000", 4) = 4 [pid 519] close(3) = 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 517] +++ exited with 0 +++ [pid 516] <... bpf resumed>) = 6 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 519] <... bpf resumed>) = 3 [pid 519] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 516] exit_group(0) = ? [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 521 [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) = 4 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 521 attached [pid 518] <... bpf resumed>) = 6 [pid 518] 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(0x5555558e4660, 24) = 0 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] setpgid(0, 0) = 0 [pid 521] set_robust_list(0x5555558e4660, 24 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 521] <... set_robust_list resumed>) = 0 [pid 520] <... openat resumed>) = 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 [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] <... bpf resumed>) = 3 [pid 520] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 521] setpgid(0, 0) = 0 [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 520] <... bpf resumed>) = 4 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 521] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 519] <... bpf resumed>) = 5 [pid 516] +++ exited with 0 +++ [pid 521] <... bpf resumed>) = 5 [pid 520] <... bpf resumed>) = 5 [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 518] <... bpf resumed>) = 7 [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 520] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 519] <... bpf resumed>) = 6 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 521] <... bpf resumed>) = 6 [pid 520] <... bpf resumed>) = 6 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 518] exit_group(0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 519] <... bpf resumed>) = 7 [pid 518] <... exit_group resumed>) = ? [pid 297] <... restart_syscall resumed>) = 0 [pid 521] <... bpf resumed>) = 7 [pid 520] <... bpf resumed>) = 7 [pid 519] exit_group(0 [pid 521] exit_group(0 [pid 520] exit_group(0 [pid 519] <... exit_group resumed>) = ? [pid 521] <... exit_group resumed>) = ? [pid 520] <... exit_group resumed>) = ? [pid 519] +++ exited with 0 +++ [pid 518] +++ exited with 0 +++ [pid 521] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, 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=518, 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 299] 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 522 attached [pid 522] set_robust_list(0x5555558e4660, 24) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [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 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 522 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 523 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 524 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 525 [pid 522] <... bpf resumed>) = 3 [pid 522] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 525 attached ./strace-static-x86_64: Process 523 attached [pid 525] set_robust_list(0x5555558e4660, 24 [pid 523] set_robust_list(0x5555558e4660, 24 [pid 522] <... bpf resumed>) = 4 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x5555558e4660, 24) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 525] <... set_robust_list resumed>) = 0 [pid 524] <... openat resumed>) = 3 [pid 523] <... set_robust_list resumed>) = 0 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 [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) = 3 [pid 524] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 524] <... bpf resumed>) = 4 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 525] <... prctl resumed>) = 0 [pid 525] setpgid(0, 0 [pid 523] <... prctl resumed>) = 0 [pid 525] <... setpgid resumed>) = 0 [pid 523] setpgid(0, 0 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 523] <... setpgid resumed>) = 0 [pid 525] <... openat resumed>) = 3 [pid 525] write(3, "1000", 4 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 525] <... write resumed>) = 4 [pid 525] close(3) = 0 [pid 523] <... openat resumed>) = 3 [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 523] write(3, "1000", 4 [pid 525] <... bpf resumed>) = 3 [pid 523] <... write resumed>) = 4 [pid 525] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 523] close(3 [pid 525] <... bpf resumed>) = 0 [pid 523] <... close resumed>) = 0 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 523] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 523] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 522] <... bpf resumed>) = 5 [pid 522] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 524] <... bpf resumed>) = 5 [pid 520] +++ exited with 0 +++ [pid 525] <... bpf resumed>) = 5 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 522] <... bpf resumed>) = 7 [pid 523] <... bpf resumed>) = 5 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 524] <... bpf resumed>) = 6 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 522] exit_group(0 [pid 524] <... bpf resumed>) = 7 [pid 522] <... exit_group resumed>) = ? [pid 524] exit_group(0) = ? [pid 524] +++ exited with 0 +++ [pid 522] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, 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] restart_syscall(<... resuming interrupted clone ...> [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x5555558e4660, 24) = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 526] setpgid(0, 0) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 526 [pid 294] <... restart_syscall resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 527 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 523] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 526] <... openat resumed>) = 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 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 528 [pid 526] <... bpf resumed>) = 3 [pid 526] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 525] <... bpf resumed>) = 6 [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 526] <... bpf resumed>) = 5 [pid 525] <... bpf resumed>) = 7 [pid 523] <... bpf resumed>) = 6 [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 525] exit_group(0 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 526] <... bpf resumed>) = 6 [pid 525] <... exit_group resumed>) = ? [pid 523] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 527 attached [pid 527] set_robust_list(0x5555558e4660, 24) = 0 [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 527] setpgid(0, 0) = 0 [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 523] exit_group(0 [pid 527] <... openat resumed>) = 3 [pid 526] exit_group(0 [pid 525] +++ exited with 0 +++ [pid 523] <... exit_group resumed>) = ? [pid 526] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 527] write(3, "1000", 4) = 4 [pid 527] close(3) = 0 [pid 527] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 529 ./strace-static-x86_64: Process 528 attached [pid 527] <... bpf resumed>) = 3 [pid 528] set_robust_list(0x5555558e4660, 24 [pid 527] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 528] <... set_robust_list resumed>) = 0 [pid 527] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 529 attached [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 529] set_robust_list(0x5555558e4660, 24 [pid 528] <... prctl resumed>) = 0 [pid 527] <... bpf resumed>) = 4 [pid 529] <... set_robust_list resumed>) = 0 [pid 528] setpgid(0, 0 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 528] <... setpgid resumed>) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 [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 529] <... prctl resumed>) = 0 [pid 528] <... bpf resumed>) = 3 [pid 528] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 529] setpgid(0, 0) = 0 [pid 528] <... bpf resumed>) = 4 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 529] write(3, "1000", 4) = 4 [pid 529] close(3) = 0 [pid 529] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 529] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 526] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, 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=0x5555558e4650) = 530 [pid 523] +++ exited with 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=1} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 530 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 530] set_robust_list(0x5555558e4660, 24) = 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 531 [pid 530] setpgid(0, 0) = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 531 attached [pid 530] write(3, "1000", 4) = 4 [pid 531] set_robust_list(0x5555558e4660, 24 [pid 530] close(3 [pid 531] <... set_robust_list resumed>) = 0 [pid 530] <... close resumed>) = 0 [pid 530] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 530] <... bpf resumed>) = 3 [pid 531] <... prctl resumed>) = 0 [pid 531] setpgid(0, 0 [pid 530] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 531] <... setpgid resumed>) = 0 [pid 530] <... bpf resumed>) = 0 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 530] <... bpf resumed>) = 4 [pid 531] <... openat resumed>) = 3 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 531] write(3, "1000", 4) = 4 [pid 531] close(3) = 0 [pid 531] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 531] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 527] <... bpf resumed>) = 5 [pid 531] <... bpf resumed>) = 5 [pid 530] <... bpf resumed>) = 5 [pid 529] <... bpf resumed>) = 5 [pid 528] <... bpf resumed>) = 5 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 529] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 528] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 527] <... bpf resumed>) = 6 [pid 530] <... bpf resumed>) = 6 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 527] exit_group(0 [pid 530] exit_group(0 [pid 527] <... exit_group resumed>) = ? [pid 531] <... bpf resumed>) = 6 [pid 530] <... exit_group resumed>) = ? [pid 528] <... bpf resumed>) = 6 [pid 527] +++ exited with 0 +++ [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 530] +++ exited with 0 +++ [pid 529] <... bpf resumed>) = 6 [pid 528] 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=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 528] <... bpf resumed>) = 7 [pid 295] --- 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] 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 528] exit_group(0./strace-static-x86_64: Process 532 attached [pid 532] set_robust_list(0x5555558e4660, 24) = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 532] setpgid(0, 0) = 0 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 528] <... exit_group resumed>) = ? [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 532 [pid 531] <... bpf resumed>) = 7 [pid 532] <... openat resumed>) = 3 [pid 532] write(3, "1000", 4) = 4 [pid 532] close(3) = 0 [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) = 3 [pid 532] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 528] +++ exited with 0 +++ [pid 532] <... bpf resumed>) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 533 [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 [pid 531] exit_group(0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 532] <... bpf resumed>) = 4 [pid 531] <... exit_group resumed>) = ? [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 534 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 531] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 533 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 529] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 533] set_robust_list(0x5555558e4660, 24) = 0 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 533] setpgid(0, 0) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 535 [pid 529] <... bpf resumed>) = 7 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 529] exit_group(0 [pid 533] write(3, "1000", 4) = 4 [pid 529] <... exit_group resumed>) = ? [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 533] close(3) = 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] exit_group(0 [pid 533] <... bpf resumed>) = 3 [pid 533] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 532] <... exit_group resumed>) = ? [pid 533] <... bpf resumed>) = 0 [pid 533] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 534 attached ) = 4 [pid 529] +++ exited with 0 +++ [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 535 attached [pid 535] set_robust_list(0x5555558e4660, 24) = 0 [pid 535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 535] <... prctl resumed>) = 0 [pid 535] setpgid(0, 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 536 [pid 535] <... write resumed>) = 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 [pid 534] set_robust_list(0x5555558e4660, 24 [pid 535] <... bpf resumed>) = 3 [pid 535] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 534] <... set_robust_list resumed>) = 0 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 536 attached [pid 536] set_robust_list(0x5555558e4660, 24) = 0 [pid 536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 536] setpgid(0, 0) = 0 [pid 536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 536] write(3, "1000", 4 [pid 534] <... prctl resumed>) = 0 [pid 533] <... bpf resumed>) = 5 [pid 533] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 536] <... write resumed>) = 4 [pid 536] close(3) = 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) = 3 [pid 536] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 534] setpgid(0, 0 [pid 533] <... bpf resumed>) = 6 [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 534] <... setpgid resumed>) = 0 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 534] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 534] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 536] <... bpf resumed>) = 5 [pid 535] <... bpf resumed>) = 5 [pid 533] <... bpf resumed>) = 7 [pid 532] +++ exited with 0 +++ [pid 534] <... bpf resumed>) = 5 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 536] <... bpf resumed>) = 6 [pid 535] <... bpf resumed>) = 6 [pid 534] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 533] exit_group(0 [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 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 533] <... exit_group resumed>) = ? [pid 536] <... bpf resumed>) = 7 [pid 535] <... bpf resumed>) = 7 [pid 536] exit_group(0 [pid 535] exit_group(0 [pid 536] <... exit_group resumed>) = ? [pid 535] <... exit_group resumed>) = ? [pid 534] <... bpf resumed>) = 6 [pid 536] +++ exited with 0 +++ [pid 535] +++ exited with 0 +++ [pid 533] +++ exited with 0 +++ [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 534] exit_group(0) = ? [pid 534] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, 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=535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 537 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 538 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 539 ./strace-static-x86_64: Process 538 attached [pid 538] set_robust_list(0x5555558e4660, 24) = 0 [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 538] setpgid(0, 0) = 0 [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 538] write(3, "1000", 4) = 4 [pid 538] close(3) = 0 [pid 538] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 538] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 539 attached ./strace-static-x86_64: Process 537 attached [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, 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=0x5555558e4650) = 540 [pid 538] <... bpf resumed>) = 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 [ 28.400729][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 28.413159][ T533] BUG: scheduling while atomic: syz-executor300/533/0x00000002 [ 28.420581][ T533] Modules linked in: [ 28.424662][ T533] Preemption disabled at: [ 28.424670][ T533] [] is_module_text_address+0x1a/0x140 [ 28.436349][ T533] CPU: 1 PID: 533 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 28.447816][ T533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.457707][ T533] Call Trace: [ 28.460835][ T533] [ 28.463612][ T533] dump_stack_lvl+0x151/0x1b7 [ 28.468122][ T533] ? is_module_text_address+0x1a/0x140 [ 28.473415][ T533] ? is_module_text_address+0x1a/0x140 [ 28.478710][ T533] ? io_uring_drop_tctx_refs+0x190/0x190 [ 28.484180][ T533] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 28.489819][ T533] ? __wake_up_sync_key+0x1b1/0x3d0 [ 28.494855][ T533] ? is_module_text_address+0x1a/0x140 [ 28.500149][ T533] dump_stack+0x15/0x17 [ 28.504147][ T533] __schedule_bug+0x195/0x260 [ 28.508656][ T533] ? ttwu_queue_wakelist+0x510/0x510 [ 28.513775][ T533] ? __send_signal+0x96f/0xcb0 [ 28.518378][ T533] __schedule+0xd19/0x1590 [ 28.522630][ T533] ? __kasan_check_write+0x14/0x20 [ 28.527576][ T533] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 28.532876][ T533] ? __sched_text_start+0x8/0x8 [ 28.537555][ T533] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 28.543030][ T533] do_task_dead+0x99/0xa0 [ 28.547201][ T533] do_exit+0x2089/0x2ca0 [ 28.551272][ T533] ? put_task_struct+0x80/0x80 [ 28.555870][ T533] ? ptrace_notify+0x24c/0x350 [ 28.560468][ T533] ? do_notify_parent+0xa30/0xa30 [ 28.565334][ T533] do_group_exit+0x141/0x310 [ 28.569758][ T533] __x64_sys_exit_group+0x3f/0x40 [ 28.574616][ T533] do_syscall_64+0x3d/0xb0 [ 28.578869][ T533] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 28.584599][ T533] RIP: 0033:0x7f2bc4ba4ff9 [ 28.588849][ T533] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 541 attached ./strace-static-x86_64: Process 540 attached [pid 539] set_robust_list(0x5555558e4660, 24 [pid 538] <... bpf resumed>) = 4 [pid 537] set_robust_list(0x5555558e4660, 24 [pid 539] <... set_robust_list resumed>) = 0 [pid 537] <... set_robust_list resumed>) = 0 [pid 541] set_robust_list(0x5555558e4660, 24 [pid 540] set_robust_list(0x5555558e4660, 24 [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 541 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 539] <... prctl resumed>) = 0 [pid 537] <... prctl resumed>) = 0 [pid 537] setpgid(0, 0 [pid 539] setpgid(0, 0 [pid 537] <... setpgid resumed>) = 0 [pid 541] <... set_robust_list resumed>) = 0 [pid 540] <... set_robust_list resumed>) = 0 [pid 539] <... setpgid resumed>) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 537] <... openat resumed>) = 3 [pid 539] <... openat resumed>) = 3 [pid 539] write(3, "1000", 4 [pid 537] write(3, "1000", 4 [pid 539] <... write resumed>) = 4 [pid 537] <... write resumed>) = 4 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] close(3 [pid 537] close(3 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 539] <... close resumed>) = 0 [pid 537] <... close resumed>) = 0 [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 541] <... prctl resumed>) = 0 [pid 540] setpgid(0, 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 [pid 540] <... setpgid resumed>) = 0 [pid 537] <... bpf resumed>) = 3 [pid 537] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 539] <... bpf resumed>) = 3 [pid 537] <... bpf resumed>) = 0 [pid 539] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 539] <... bpf resumed>) = 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 537] <... bpf resumed>) = 4 [pid 539] <... bpf resumed>) = 4 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 541] setpgid(0, 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 541] <... setpgid resumed>) = 0 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 540] write(3, "1000", 4 [pid 541] <... openat resumed>) = 3 [pid 540] <... write resumed>) = 4 [pid 541] write(3, "1000", 4) = 4 [pid 541] close(3) = 0 [pid 540] close(3 [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] <... close resumed>) = 0 [pid 541] <... bpf resumed>) = 3 [pid 541] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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>) = 4 [pid 540] <... bpf resumed>) = 3 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 540] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 538] <... bpf resumed>) = 5 [pid 538] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 541] <... bpf resumed>) = 5 [pid 539] <... bpf resumed>) = 5 [pid 538] <... bpf resumed>) = 6 [pid 537] <... bpf resumed>) = 5 [pid 540] <... bpf resumed>) = 5 [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 541] <... bpf resumed>) = 6 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 539] <... bpf resumed>) = 6 [pid 538] <... bpf resumed>) = 7 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 538] exit_group(0 [pid 541] <... bpf resumed>) = 7 [pid 538] <... exit_group resumed>) = ? [pid 541] exit_group(0 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 538] +++ exited with 0 +++ [pid 537] <... bpf resumed>) = 6 [pid 539] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 539] exit_group(0 [pid 541] <... exit_group resumed>) = ? [pid 537] <... bpf resumed>) = 7 [pid 539] <... exit_group resumed>) = ? [pid 541] +++ exited with 0 +++ [pid 537] exit_group(0 [pid 539] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 537] <... exit_group resumed>) = ? [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=539, 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 542 attached [pid 542] set_robust_list(0x5555558e4660, 24) = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 542 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 543 [pid 542] <... prctl resumed>) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 544 [pid 540] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 544 attached [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 542] write(3, "1000", 4) = 4 [pid 542] close(3) = 0 [pid 544] set_robust_list(0x5555558e4660, 24 [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 544] <... set_robust_list resumed>) = 0 [pid 542] <... bpf resumed>) = 3 [pid 542] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [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 544] setpgid(0, 0) = 0 [pid 542] <... bpf resumed>) = 4 [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 543 attached [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 543] set_robust_list(0x5555558e4660, 24) = 0 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 544] <... openat resumed>) = 3 [pid 543] setpgid(0, 0) = 0 [pid 544] write(3, "1000", 4 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 544] <... write resumed>) = 4 [pid 544] close(3) = 0 [pid 543] <... openat resumed>) = 3 [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] write(3, "1000", 4) = 4 [pid 544] <... bpf resumed>) = 3 [pid 543] close(3) = 0 [ 28.596054][ T533] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.604296][ T533] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 28.612110][ T533] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 28.620198][ T533] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 28.627994][ T533] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 28.635811][ T533] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 28.643621][ T533] [pid 544] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 544] <... bpf 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 resumed>) = 3 [pid 543] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 544] <... bpf resumed>) = 4 [pid 543] <... bpf resumed>) = 4 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 543] <... bpf resumed>) = 5 [pid 542] <... bpf resumed>) = 5 [pid 540] <... bpf resumed>) = 7 [pid 537] +++ exited with 0 +++ [pid 544] <... bpf resumed>) = 5 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 542] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 540] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 544] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 543] <... bpf resumed>) = 6 [pid 542] <... bpf resumed>) = 6 [pid 540] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] <... restart_syscall resumed>) = 0 [pid 543] <... bpf resumed>) = 7 [pid 543] exit_group(0) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 543] +++ exited with 0 +++ [pid 540] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 545 [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 544] <... bpf resumed>) = 6 [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=540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 542] <... bpf resumed>) = 7 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 544] <... bpf resumed>) = 7 [pid 542] exit_group(0./strace-static-x86_64: Process 545 attached [pid 545] set_robust_list(0x5555558e4660, 24) = 0 [pid 542] <... exit_group resumed>) = ? [pid 296] <... restart_syscall resumed>) = 0 [pid 544] exit_group(0 [pid 295] <... restart_syscall resumed>) = 0 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 545] setpgid(0, 0) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 546 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 545] write(3, "1000", 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 547 [pid 545] <... write resumed>) = 4 [pid 545] close(3) = 0 [pid 545] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 544] <... exit_group resumed>) = ? [pid 545] <... bpf resumed>) = 3 [pid 542] +++ exited with 0 +++ [pid 545] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 545] <... bpf resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [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) = 4 [pid 297] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 546 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 547 attached [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 548 [pid 547] set_robust_list(0x5555558e4660, 24) = 0 [pid 546] set_robust_list(0x5555558e4660, 24 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 547] setpgid(0, 0 [pid 546] <... set_robust_list resumed>) = 0 [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 547] <... setpgid resumed>) = 0 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 546] <... prctl resumed>) = 0 [pid 547] <... openat resumed>) = 3 [pid 546] setpgid(0, 0 [pid 547] write(3, "1000", 4) = 4 [pid 547] close(3 [pid 546] <... setpgid resumed>) = 0 [pid 547] <... close resumed>) = 0 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 547] <... bpf resumed>) = 3 [pid 547] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 546] <... openat resumed>) = 3 [pid 547] <... bpf resumed>) = 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 [pid 546] write(3, "1000", 4) = 4 [pid 546] close(3) = 0 [pid 547] <... bpf resumed>) = 4 [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) = 3 [pid 546] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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./strace-static-x86_64: Process 548 attached [pid 548] set_robust_list(0x5555558e4660, 24) = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 546] <... bpf resumed>) = 4 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 548] setpgid(0, 0) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 548] write(3, "1000", 4) = 4 [pid 548] close(3) = 0 [pid 548] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 548] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 544] +++ exited with 0 +++ [pid 548] <... bpf resumed>) = 4 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 549 ./strace-static-x86_64: Process 549 attached [pid 549] set_robust_list(0x5555558e4660, 24) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 549] setpgid(0, 0) = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 549] write(3, "1000", 4) = 4 [pid 549] close(3) = 0 [pid 549] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 549] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 545] <... bpf resumed>) = 5 [pid 549] <... bpf resumed>) = 5 [pid 548] <... bpf resumed>) = 5 [pid 547] <... bpf resumed>) = 5 [pid 546] <... bpf resumed>) = 5 [pid 545] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 545] <... bpf resumed>) = 6 [pid 548] <... bpf resumed>) = 6 [pid 546] <... bpf resumed>) = 6 [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 545] <... bpf resumed>) = 7 [pid 546] <... bpf resumed>) = 7 [pid 545] exit_group(0 [pid 547] <... bpf resumed>) = 6 [pid 546] exit_group(0 [pid 545] <... exit_group resumed>) = ? [pid 549] <... bpf resumed>) = 6 [pid 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 546] <... exit_group resumed>) = ? [pid 545] +++ exited with 0 +++ [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 548] <... bpf resumed>) = 7 [pid 547] <... bpf resumed>) = 7 [pid 546] +++ exited with 0 +++ [pid 548] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 547] exit_group(0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 548] <... exit_group resumed>) = ? [pid 547] <... exit_group resumed>) = ? [pid 296] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 550 attached [pid 550] set_robust_list(0x5555558e4660, 24) = 0 [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 550] setpgid(0, 0) = 0 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 550 [pid 296] <... restart_syscall resumed>) = 0 [pid 550] <... openat resumed>) = 3 [pid 550] write(3, "1000", 4) = 4 [pid 550] close(3) = 0 [pid 550] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 550] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 547] +++ exited with 0 +++ [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 550] <... bpf resumed>) = 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 548] +++ exited with 0 +++ [pid 550] <... bpf resumed>) = 4 [pid 549] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, 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 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 550] <... bpf resumed>) = 5 [pid 550] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 551 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 552 ./strace-static-x86_64: Process 551 attached [pid 549] exit_group(0) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 550] <... bpf resumed>) = 6 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 553 [pid 550] exit_group(0) = ? [pid 549] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 552 attached [pid 552] set_robust_list(0x5555558e4660, 24) = 0 [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 294] <... restart_syscall resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 554 [pid 551] set_robust_list(0x5555558e4660, 24) = 0 ./strace-static-x86_64: Process 553 attached [pid 552] setpgid(0, 0) = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 552] write(3, "1000", 4) = 4 [pid 552] close(3) = 0 [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) = 3 [pid 552] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 553] set_robust_list(0x5555558e4660, 24 [pid 552] <... bpf resumed>) = 4 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 551] setpgid(0, 0) = 0 [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 554 attached [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 554] set_robust_list(0x5555558e4660, 24) = 0 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 554] setpgid(0, 0) = 0 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 551] <... openat resumed>) = 3 [pid 551] write(3, "1000", 4) = 4 [pid 551] close(3) = 0 [pid 554] <... openat resumed>) = 3 [pid 554] write(3, "1000", 4) = 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 553] <... set_robust_list 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 550] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 551] <... bpf resumed>) = 3 [pid 554] <... bpf resumed>) = 3 [pid 554] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 551] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 551] <... bpf resumed>) = 0 [pid 554] <... bpf resumed>) = 0 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 555 ./strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x5555558e4660, 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 [pid 553] <... prctl resumed>) = 0 [pid 551] <... bpf resumed>) = 4 [pid 555] <... openat resumed>) = 3 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 553] setpgid(0, 0 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3) = 0 [pid 553] <... setpgid 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 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 555] <... bpf resumed>) = 3 [pid 555] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 553] <... openat resumed>) = 3 [pid 553] write(3, "1000", 4 [pid 555] <... bpf resumed>) = 4 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 553] <... write resumed>) = 4 [pid 553] close(3) = 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) = 3 [pid 553] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 554] <... bpf resumed>) = 5 [pid 552] <... bpf resumed>) = 5 [pid 551] <... bpf resumed>) = 5 [pid 555] <... bpf resumed>) = 5 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 553] <... bpf resumed>) = 5 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 554] <... bpf resumed>) = 6 [pid 553] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 555] <... bpf resumed>) = 6 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 553] <... bpf resumed>) = 6 [pid 554] <... bpf resumed>) = 7 [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 554] exit_group(0 [pid 553] <... bpf resumed>) = 7 [pid 552] <... bpf resumed>) = 6 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 554] <... exit_group resumed>) = ? [pid 553] exit_group(0 [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 551] <... bpf resumed>) = 6 [pid 555] <... bpf resumed>) = 7 [pid 552] <... bpf resumed>) = 7 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 555] exit_group(0 [pid 552] exit_group(0 [pid 551] <... bpf resumed>) = 7 [pid 555] <... exit_group resumed>) = ? [pid 552] <... exit_group resumed>) = ? [pid 551] exit_group(0 [pid 555] +++ exited with 0 +++ [pid 552] +++ exited with 0 +++ [pid 551] <... exit_group resumed>) = ? [pid 551] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 556 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 557 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 554] +++ exited with 0 +++ [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 558 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 559 ./strace-static-x86_64: Process 557 attached [pid 557] set_robust_list(0x5555558e4660, 24) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 557] setpgid(0, 0) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 558 attached [pid 558] set_robust_list(0x5555558e4660, 24) = 0 [pid 557] <... openat resumed>) = 3 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 557] write(3, "1000", 4 [pid 558] <... prctl resumed>) = 0 [pid 557] <... write resumed>) = 4 [pid 558] setpgid(0, 0 [pid 557] close(3 [pid 558] <... setpgid resumed>) = 0 [pid 557] <... close resumed>) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 557] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 558] <... openat resumed>) = 3 [pid 557] <... bpf resumed>) = 3 [pid 558] write(3, "1000", 4 [pid 557] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 558] <... write resumed>) = 4 [pid 557] <... bpf resumed>) = 0 [pid 558] close(3 [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 [pid 558] <... 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) = 3 [pid 558] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 28.783971][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 28.795986][ T554] BUG: scheduling while atomic: syz-executor300/554/0x00000002 [ 28.803970][ T554] Modules linked in: [ 28.808171][ T554] Preemption disabled at: [ 28.808182][ T554] [] is_module_text_address+0x1a/0x140 [ 28.819239][ T554] CPU: 1 PID: 554 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 28.830664][ T554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.840555][ T554] Call Trace: [ 28.843678][ T554] [ 28.846456][ T554] dump_stack_lvl+0x151/0x1b7 [ 28.850967][ T554] ? is_module_text_address+0x1a/0x140 [ 28.856266][ T554] ? is_module_text_address+0x1a/0x140 [ 28.861559][ T554] ? io_uring_drop_tctx_refs+0x190/0x190 [ 28.867024][ T554] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 28.872668][ T554] ? __wake_up_sync_key+0x1b1/0x3d0 [ 28.877701][ T554] ? is_module_text_address+0x1a/0x140 [ 28.882999][ T554] dump_stack+0x15/0x17 [ 28.886993][ T554] __schedule_bug+0x195/0x260 [ 28.891505][ T554] ? ttwu_queue_wakelist+0x510/0x510 [ 28.896622][ T554] ? __send_signal+0x96f/0xcb0 [ 28.901225][ T554] __schedule+0xd19/0x1590 [ 28.905474][ T554] ? __kasan_check_write+0x14/0x20 [ 28.910421][ T554] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 28.915718][ T554] ? __sched_text_start+0x8/0x8 [ 28.920406][ T554] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 28.925906][ T554] do_task_dead+0x99/0xa0 [ 28.930044][ T554] do_exit+0x2089/0x2ca0 [ 28.934133][ T554] ? put_task_struct+0x80/0x80 [ 28.938716][ T554] ? ptrace_notify+0x24c/0x350 [ 28.943315][ T554] ? do_notify_parent+0xa30/0xa30 [ 28.948181][ T554] do_group_exit+0x141/0x310 [ 28.952604][ T554] __x64_sys_exit_group+0x3f/0x40 [ 28.957481][ T554] do_syscall_64+0x3d/0xb0 [ 28.961730][ T554] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 28.967447][ T554] RIP: 0033:0x7f2bc4ba4ff9 [ 28.971725][ T554] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [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 553] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 559 attached [pid 559] set_robust_list(0x5555558e4660, 24) = 0 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 559] setpgid(0, 0) = 0 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 559] write(3, "1000", 4) = 4 [pid 559] close(3) = 0 [pid 558] <... bpf resumed>) = 4 [pid 557] <... bpf resumed>) = 4 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 559] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 556 attached ) = 4 [pid 556] set_robust_list(0x5555558e4660, 24) = 0 [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 556] setpgid(0, 0) = 0 [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 556] write(3, "1000", 4) = 4 [pid 556] close(3) = 0 [pid 556] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 556] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 558] <... bpf resumed>) = 5 [pid 558] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [ 28.978899][ T554] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.987145][ T554] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 28.994956][ T554] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 29.002770][ T554] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 29.010587][ T554] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 29.018391][ T554] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 29.026209][ T554] [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 557] <... bpf resumed>) = 5 [pid 556] <... bpf resumed>) = 5 [pid 553] +++ exited with 0 +++ [pid 559] <... bpf resumed>) = 5 [pid 558] exit_group(0 [pid 557] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 558] <... exit_group resumed>) = ? [pid 557] <... bpf resumed>) = 6 [pid 556] <... bpf resumed>) = 6 [pid 559] <... bpf resumed>) = 6 [pid 558] +++ exited with 0 +++ [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 557] <... bpf resumed>) = 7 [pid 556] <... bpf resumed>) = 7 [pid 559] <... bpf resumed>) = 7 [pid 557] exit_group(0 [pid 556] exit_group(0 [pid 559] exit_group(0 [pid 557] <... exit_group resumed>) = ? [pid 556] <... exit_group resumed>) = ? [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 559] <... exit_group resumed>) = ? [pid 557] +++ exited with 0 +++ [pid 556] +++ exited with 0 +++ [pid 297] <... restart_syscall resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=21} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, 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 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 561 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 561 [pid 561] set_robust_list(0x5555558e4660, 24) = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 562 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 561] <... openat resumed>) = 3 [pid 561] write(3, "1000", 4) = 4 [pid 561] close(3) = 0 [pid 561] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 563 [pid 561] <... bpf resumed>) = 3 [pid 561] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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) = 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 564 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 562 attached [pid 562] set_robust_list(0x5555558e4660, 24) = 0 [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 562] setpgid(0, 0) = 0 [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 562] write(3, "1000", 4) = 4 [pid 562] close(3) = 0 [pid 562] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72./strace-static-x86_64: Process 563 attached ) = 3 [pid 562] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 563] set_robust_list(0x5555558e4660, 24 [pid 562] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 564 attached [pid 564] set_robust_list(0x5555558e4660, 24) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 564] setpgid(0, 0) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 563] <... set_robust_list resumed>) = 0 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 564] <... openat resumed>) = 3 [pid 564] write(3, "1000", 4) = 4 [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 563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 564] <... bpf resumed>) = 3 [pid 564] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 563] <... prctl resumed>) = 0 [pid 563] setpgid(0, 0) = 0 [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 563] write(3, "1000", 4) = 4 [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) = 3 [pid 563] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 561] <... bpf resumed>) = 5 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 564] <... bpf resumed>) = 5 [pid 563] <... bpf resumed>) = 5 [pid 562] <... bpf resumed>) = 5 [pid 559] +++ exited with 0 +++ [pid 564] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 561] <... bpf resumed>) = 7 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 564] <... bpf resumed>) = 6 [pid 563] <... bpf resumed>) = 6 [pid 562] <... bpf resumed>) = 6 [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 564] <... bpf resumed>) = 7 [pid 563] <... bpf resumed>) = 7 [pid 562] <... bpf resumed>) = 7 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 564] exit_group(0 [pid 563] exit_group(0 [pid 562] exit_group(0 [pid 564] <... exit_group resumed>) = ? [pid 563] <... exit_group resumed>) = ? [pid 562] <... exit_group resumed>) = ? [pid 561] exit_group(0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 565 ./strace-static-x86_64: Process 565 attached [pid 564] +++ exited with 0 +++ [pid 563] +++ exited with 0 +++ [pid 562] +++ exited with 0 +++ [pid 561] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 29.126235][ C1] softirq: huh, entered softirq 9 RCU ffffffff815caa40 with preempt_count 00000103, exited with 00000102? [ 29.137987][ T561] BUG: scheduling while atomic: syz-executor300/561/0x00000002 [ 29.145463][ T561] Modules linked in: [ 29.149218][ T561] Preemption disabled at: [ 29.149226][ T561] [] is_module_text_address+0x1a/0x140 [ 29.160259][ T561] CPU: 1 PID: 561 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 29.171661][ T561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.181556][ T561] Call Trace: [ 29.184678][ T561] [ 29.187457][ T561] dump_stack_lvl+0x151/0x1b7 [ 29.191973][ T561] ? is_module_text_address+0x1a/0x140 [ 29.197265][ T561] ? is_module_text_address+0x1a/0x140 [ 29.202560][ T561] ? io_uring_drop_tctx_refs+0x190/0x190 [ 29.208024][ T561] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 29.213667][ T561] ? __wake_up_sync_key+0x1b1/0x3d0 [ 29.218704][ T561] ? is_module_text_address+0x1a/0x140 [ 29.223996][ T561] dump_stack+0x15/0x17 [ 29.227992][ T561] __schedule_bug+0x195/0x260 [ 29.232508][ T561] ? ttwu_queue_wakelist+0x510/0x510 [ 29.237738][ T561] ? __send_signal+0x96f/0xcb0 [ 29.242335][ T561] __schedule+0xd19/0x1590 [ 29.246588][ T561] ? __kasan_check_write+0x14/0x20 [ 29.251529][ T561] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 29.256828][ T561] ? __sched_text_start+0x8/0x8 [ 29.261519][ T561] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 29.266981][ T561] do_task_dead+0x99/0xa0 [ 29.271155][ T561] do_exit+0x2089/0x2ca0 [ 29.275230][ T561] ? put_task_struct+0x80/0x80 [ 29.279827][ T561] ? ptrace_notify+0x24c/0x350 [ 29.284424][ T561] ? do_notify_parent+0xa30/0xa30 [ 29.289286][ T561] do_group_exit+0x141/0x310 [ 29.293711][ T561] __x64_sys_exit_group+0x3f/0x40 [ 29.298569][ T561] do_syscall_64+0x3d/0xb0 [ 29.302822][ T561] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 29.308549][ T561] RIP: 0033:0x7f2bc4ba4ff9 [ 29.312802][ T561] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 566 ./strace-static-x86_64: Process 566 attached [pid 566] set_robust_list(0x5555558e4660, 24) = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 566] setpgid(0, 0) = 0 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 566] write(3, "1000", 4) = 4 [pid 566] close(3) = 0 [pid 566] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 566] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 561] +++ exited with 0 +++ [pid 566] <... bpf resumed>) = 5 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 566] exit_group(0) = ? [pid 566] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 567 ./strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x5555558e4660, 24) = 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) = 3 [pid 567] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, 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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 568 [pid 299] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 565] set_robust_list(0x5555558e4660, 24) = 0 [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 565] setpgid(0, 0) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 565] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 569 [pid 565] <... write resumed>) = 4 [pid 565] close(3 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 570 [pid 565] <... close resumed>) = 0 ./strace-static-x86_64: Process 570 attached [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./strace-static-x86_64: Process 568 attached [pid 570] set_robust_list(0x5555558e4660, 24 [pid 567] <... bpf resumed>) = 4 [pid 570] <... set_robust_list resumed>) = 0 [pid 568] set_robust_list(0x5555558e4660, 24 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 568] <... set_robust_list resumed>) = 0 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 570] <... prctl resumed>) = 0 [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 570] setpgid(0, 0 [pid 568] <... prctl resumed>) = 0 [pid 570] <... setpgid resumed>) = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 568] setpgid(0, 0) = 0 [pid 570] <... openat resumed>) = 3 [pid 565] <... bpf resumed>) = 3 [pid 565] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 570] write(3, "1000", 4 [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 568] <... openat resumed>) = 3 [pid 570] <... write resumed>) = 4 [pid 568] write(3, "1000", 4 [pid 570] close(3 [pid 568] <... write resumed>) = 4 [pid 570] <... close resumed>) = 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 [pid 568] close(3) = 0 [pid 570] <... bpf resumed>) = 3 [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 570] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 568] <... bpf resumed>) = 3 [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 568] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 565] <... bpf resumed>) = 4 [pid 570] <... bpf resumed>) = 4 [pid 568] <... bpf resumed>) = 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 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 569 attached [pid 568] <... bpf resumed>) = 4 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 569] set_robust_list(0x5555558e4660, 24) = 0 [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 569] setpgid(0, 0) = 0 [pid 569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 567] <... bpf resumed>) = 5 [pid 570] <... bpf resumed>) = 5 [pid 568] <... bpf resumed>) = 5 [pid 565] <... bpf resumed>) = 5 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 570] <... bpf resumed>) = 6 [pid 569] <... bpf resumed>) = 4 [pid 568] <... bpf resumed>) = 6 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 570] <... bpf resumed>) = 7 [pid 568] <... bpf resumed>) = 7 [pid 570] exit_group(0 [pid 568] exit_group(0 [pid 570] <... exit_group resumed>) = ? [pid 568] <... exit_group resumed>) = ? [pid 570] +++ exited with 0 +++ [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 568] +++ exited with 0 +++ [pid 565] <... bpf resumed>) = 6 [pid 565] 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=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 569] <... bpf resumed>) = 5 [pid 567] <... bpf resumed>) = 6 [pid 565] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 571 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 565] exit_group(0 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 565] <... exit_group resumed>) = ? [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 572 [pid 567] exit_group(0) = ? [pid 567] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 572 attached [pid 572] set_robust_list(0x5555558e4660, 24) = 0 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 572] setpgid(0, 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 573 ./strace-static-x86_64: Process 571 attached [pid 572] <... setpgid resumed>) = 0 [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 571] set_robust_list(0x5555558e4660, 24) = 0 [pid 569] <... bpf resumed>) = 6 [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 572] <... openat resumed>) = 3 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 571] setpgid(0, 0) = 0 [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 572] write(3, "1000", 4) = 4 [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] <... openat resumed>) = 3 ./strace-static-x86_64: Process 573 attached [pid 572] <... bpf resumed>) = 0 [pid 571] write(3, "1000", 4 [pid 573] set_robust_list(0x5555558e4660, 24 [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 [pid 571] <... write resumed>) = 4 [pid 573] <... set_robust_list resumed>) = 0 [pid 571] close(3) = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 572] <... bpf resumed>) = 4 [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 573] <... prctl resumed>) = 0 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 571] <... bpf resumed>) = 3 [pid 571] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 573] setpgid(0, 0 [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) = 4 [pid 573] <... setpgid resumed>) = 0 [pid 571] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 573] write(3, "1000", 4 [pid 572] <... bpf resumed>) = 5 [pid 571] <... bpf resumed>) = 5 [pid 569] <... bpf resumed>) = 7 [pid 565] +++ exited with 0 +++ [pid 573] <... write resumed>) = 4 [ 29.320006][ T561] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 29.328252][ T561] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 29.336065][ T561] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 29.343875][ T561] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 29.351861][ T561] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 29.359688][ T561] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 29.367487][ T561] [pid 573] close(3 [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 571] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 569] exit_group(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 573] <... close resumed>) = 0 [pid 569] <... exit_group resumed>) = ? [pid 569] +++ exited with 0 +++ [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 571] <... bpf resumed>) = 6 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 574 ./strace-static-x86_64: Process 574 attached [pid 574] set_robust_list(0x5555558e4660, 24) = 0 [pid 574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 571] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 574] setpgid(0, 0) = 0 [pid 574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 575 [pid 572] <... bpf resumed>) = 6 [pid 571] <... bpf resumed>) = 7 [pid 573] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 573] <... bpf resumed>) = 3 [pid 571] exit_group(0 [pid 572] <... bpf resumed>) = 7 [pid 573] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 571] <... exit_group resumed>) = ? [pid 572] exit_group(0 [pid 573] <... bpf resumed>) = 0 [pid 572] <... exit_group resumed>) = ? [pid 574] <... openat resumed>) = 3 [pid 574] write(3, "1000", 4) = 4 [pid 574] close(3) = 0 [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 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 [pid 574] <... bpf resumed>) = 3 [pid 574] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 574] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 573] <... bpf resumed>) = 4 [pid 571] +++ exited with 0 +++ [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 575 attached [pid 575] set_robust_list(0x5555558e4660, 24 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 576 [pid 575] <... set_robust_list resumed>) = 0 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 575] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 576 attached [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 576] set_robust_list(0x5555558e4660, 24 [pid 575] <... openat resumed>) = 3 [pid 575] write(3, "1000", 4 [pid 576] <... set_robust_list resumed>) = 0 [pid 575] <... write resumed>) = 4 [pid 575] close(3 [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 575] <... close resumed>) = 0 [pid 576] <... prctl 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) = 3 [pid 576] setpgid(0, 0) = 0 [pid 575] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 575] <... bpf resumed>) = 4 [pid 575] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 576] <... openat resumed>) = 3 [pid 576] write(3, "1000", 4) = 4 [pid 576] close(3) = 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) = 3 [pid 576] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 573] <... bpf resumed>) = 5 [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 574] <... bpf resumed>) = 5 [pid 572] +++ exited with 0 +++ [pid 575] <... bpf resumed>) = 5 [pid 576] <... bpf resumed>) = 5 [pid 574] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 573] <... bpf resumed>) = 7 [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 575] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 574] <... bpf resumed>) = 6 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 573] exit_group(0 [pid 574] <... bpf resumed>) = 7 [pid 574] exit_group(0) = ? [pid 575] <... bpf resumed>) = 6 [pid 574] +++ exited with 0 +++ [pid 573] <... exit_group resumed>) = ? [pid 575] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [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=574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 576] <... bpf resumed>) = 6 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 577 [pid 575] exit_group(0) = ? [pid 576] <... bpf resumed>) = 7 [pid 576] exit_group(0) = ? [pid 576] +++ exited with 0 +++ [pid 575] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 577 attached [pid 299] 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 577] set_robust_list(0x5555558e4660, 24) = 0 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 577] setpgid(0, 0) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 578 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 579 [pid 573] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 580 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 579 attached [pid 577] write(3, "1000", 4) = 4 [pid 577] close(3) = 0 [pid 577] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 581 [pid 577] <... bpf resumed>) = 3 [pid 577] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 579] set_robust_list(0x5555558e4660, 24) = 0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 577] <... bpf resumed>) = 4 [pid 579] <... prctl resumed>) = 0 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 579] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x5555558e4660, 24) = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 579] <... openat resumed>) = 3 [pid 578] setpgid(0, 0) = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 579] write(3, "1000", 4 [pid 578] <... openat resumed>) = 3 ./strace-static-x86_64: Process 580 attached [pid 578] write(3, "1000", 4 [pid 580] set_robust_list(0x5555558e4660, 24 [pid 579] <... write resumed>) = 4 [pid 578] <... write resumed>) = 4 [pid 579] close(3 [pid 578] close(3 [pid 579] <... close resumed>) = 0 [pid 578] <... close resumed>) = 0 [pid 580] <... set_robust_list resumed>) = 0 [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL [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./strace-static-x86_64: Process 581 attached [pid 580] <... prctl resumed>) = 0 [pid 579] <... bpf resumed>) = 3 [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 581] set_robust_list(0x5555558e4660, 24 [pid 580] setpgid(0, 0 [pid 579] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 578] <... bpf resumed>) = 3 [pid 579] <... bpf resumed>) = 0 [pid 581] <... set_robust_list resumed>) = 0 [pid 580] <... setpgid resumed>) = 0 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 578] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 578] <... bpf resumed>) = 0 [pid 581] <... prctl resumed>) = 0 [pid 580] <... openat resumed>) = 3 [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 [pid 579] <... bpf resumed>) = 4 [pid 581] setpgid(0, 0 [pid 580] write(3, "1000", 4 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 578] <... bpf resumed>) = 4 [pid 581] <... setpgid resumed>) = 0 [pid 580] <... write resumed>) = 4 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 580] close(3 [pid 581] <... openat resumed>) = 3 [pid 580] <... close resumed>) = 0 [pid 581] write(3, "1000", 4 [pid 580] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 581] <... write resumed>) = 4 [pid 580] <... bpf resumed>) = 3 [pid 581] close(3 [pid 580] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 581] <... close resumed>) = 0 [pid 580] <... bpf resumed>) = 0 [pid 581] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 581] <... bpf resumed>) = 3 [pid 580] <... bpf resumed>) = 4 [pid 579] <... bpf resumed>) = 5 [pid 578] <... bpf resumed>) = 5 [pid 577] <... bpf resumed>) = 5 [pid 581] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 578] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 581] <... bpf resumed>) = 0 [pid 580] <... bpf resumed>) = 5 [pid 578] <... bpf resumed>) = 6 [pid 577] <... bpf resumed>) = 6 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... bpf resumed>) = 6 [pid 579] <... bpf resumed>) = 6 [pid 578] <... bpf resumed>) = 7 [pid 577] <... bpf resumed>) = 7 [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 578] exit_group(0 [pid 577] exit_group(0 [pid 580] <... bpf resumed>) = 7 [pid 578] <... exit_group resumed>) = ? [pid 577] <... exit_group resumed>) = ? [pid 581] <... bpf resumed>) = 4 [pid 580] exit_group(0 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 578] +++ exited with 0 +++ [pid 577] +++ exited with 0 +++ [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 580] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 581] <... bpf resumed>) = 5 [pid 580] +++ exited with 0 +++ [pid 579] <... bpf resumed>) = 7 [pid 299] --- 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=580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 299] <... restart_syscall resumed>) = 0 [pid 579] exit_group(0) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 582 ./strace-static-x86_64: Process 582 attached [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 583 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 584 [pid 582] set_robust_list(0x5555558e4660, 24) = 0 [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 583 attached [pid 581] <... bpf resumed>) = 6 [pid 582] <... prctl resumed>) = 0 [pid 582] setpgid(0, 0) = 0 [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 583] set_robust_list(0x5555558e4660, 24 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 583] <... set_robust_list resumed>) = 0 [pid 582] <... openat resumed>) = 3 [pid 582] write(3, "1000", 4) = 4 [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 582] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 582] <... bpf resumed>) = 4 [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 584 attached [pid 584] set_robust_list(0x5555558e4660, 24) = 0 [pid 584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 584] setpgid(0, 0) = 0 [pid 584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 584] write(3, "1000", 4) = 4 [pid 584] close(3) = 0 [pid 584] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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] <... prctl resumed>) = 0 [pid 584] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 583] setpgid(0, 0 [pid 584] <... bpf resumed>) = 4 [pid 583] <... setpgid resumed>) = 0 [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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 [pid 582] <... bpf resumed>) = 5 [pid 581] <... bpf resumed>) = 7 [pid 579] +++ exited with 0 +++ [pid 584] <... bpf resumed>) = 5 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 581] exit_group(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 584] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 582] <... bpf resumed>) = 6 [pid 581] +++ exited with 0 +++ [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 582] <... bpf resumed>) = 7 [pid 582] exit_group(0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 582] <... exit_group resumed>) = ? [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 585 [pid 583] <... close resumed>) = 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 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 583] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 586 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 585 attached [pid 585] set_robust_list(0x5555558e4660, 24) = 0 [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 585] setpgid(0, 0) = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 584] <... bpf resumed>) = 6 [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3 [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 585] <... close resumed>) = 0 [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./strace-static-x86_64: Process 586 attached ) = 3 [pid 585] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 586] set_robust_list(0x5555558e4660, 24) = 0 [pid 585] <... bpf resumed>) = 4 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 586] setpgid(0, 0) = 0 [pid 586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 586] write(3, "1000", 4) = 4 [pid 586] close(3) = 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) = 3 [pid 586] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 583] <... bpf resumed>) = 5 [pid 582] +++ exited with 0 +++ [pid 586] <... bpf resumed>) = 5 [pid 585] <... bpf resumed>) = 5 [pid 584] <... bpf resumed>) = 7 [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [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 586] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 585] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 584] exit_group(0 [pid 583] <... bpf resumed>) = 6 [pid 585] <... bpf resumed>) = 6 [pid 584] <... exit_group resumed>) = ? [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 583] <... bpf resumed>) = 7 [pid 585] <... bpf resumed>) = 7 [pid 583] exit_group(0 [pid 585] exit_group(0 [pid 583] <... exit_group resumed>) = ? [pid 586] <... bpf resumed>) = 6 [pid 585] <... exit_group resumed>) = ? [pid 584] +++ exited with 0 +++ [pid 583] +++ exited with 0 +++ [pid 586] 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=584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 587 ./strace-static-x86_64: Process 587 attached [pid 587] set_robust_list(0x5555558e4660, 24) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 588 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 587] setpgid(0, 0) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 589 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 589 attached [pid 589] set_robust_list(0x5555558e4660, 24 [pid 587] <... openat resumed>) = 3 [pid 587] write(3, "1000", 4) = 4 [pid 587] close(3) = 0 [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 589] <... set_robust_list resumed>) = 0 [pid 587] <... bpf resumed>) = 3 [pid 587] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 587] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 588 attached [pid 589] <... prctl resumed>) = 0 [pid 585] +++ exited with 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 589] setpgid(0, 0 [pid 588] set_robust_list(0x5555558e4660, 24 [pid 586] <... bpf resumed>) = 7 [pid 586] exit_group(0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 586] <... exit_group resumed>) = ? [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 586] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 590 [pid 295] <... restart_syscall resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 590 attached [pid 589] <... setpgid resumed>) = 0 [pid 588] <... set_robust_list resumed>) = 0 [pid 587] <... bpf resumed>) = 4 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 591 attached [pid 590] set_robust_list(0x5555558e4660, 24 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 591 [pid 588] <... prctl resumed>) = 0 [pid 591] set_robust_list(0x5555558e4660, 24 [pid 590] <... set_robust_list resumed>) = 0 [pid 589] <... openat resumed>) = 3 [pid 588] setpgid(0, 0) = 0 [pid 589] write(3, "1000", 4 [pid 591] <... set_robust_list resumed>) = 0 [pid 590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 589] <... write resumed>) = 4 [pid 588] <... openat resumed>) = 3 [pid 589] close(3 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 590] <... prctl resumed>) = 0 [pid 589] <... close resumed>) = 0 [pid 588] write(3, "1000", 4) = 4 [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 588] close(3 [pid 591] <... prctl resumed>) = 0 [pid 590] setpgid(0, 0 [pid 588] <... close resumed>) = 0 [pid 589] <... bpf resumed>) = 3 [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 591] setpgid(0, 0 [pid 590] <... setpgid resumed>) = 0 [pid 589] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 588] <... bpf resumed>) = 3 [pid 588] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 591] <... setpgid resumed>) = 0 [pid 590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 589] <... bpf resumed>) = 0 [pid 588] <... bpf resumed>) = 0 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 590] <... openat resumed>) = 3 [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 [pid 588] <... bpf resumed>) = 4 [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 589] <... bpf resumed>) = 4 [pid 591] <... openat resumed>) = 3 [pid 590] write(3, "1000", 4 [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 590] <... write resumed>) = 4 [pid 591] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 590] close(3 [pid 591] <... bpf resumed>) = 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 590] <... close resumed>) = 0 [pid 591] <... bpf resumed>) = 4 [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 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 590] <... bpf resumed>) = 3 [pid 590] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 587] <... bpf resumed>) = 5 [pid 588] <... bpf resumed>) = 5 [pid 591] <... bpf resumed>) = 5 [pid 590] <... bpf resumed>) = 5 [pid 589] <... bpf resumed>) = 5 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 591] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 591] <... bpf resumed>) = 6 [pid 588] <... bpf resumed>) = 6 [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 591] exit_group(0) = ? [pid 591] +++ exited with 0 +++ [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 587] <... bpf resumed>) = 6 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, 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 589] <... bpf resumed>) = 6 [pid 588] <... bpf resumed>) = 7 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 592 [pid 588] exit_group(0 [pid 587] <... bpf resumed>) = 7 [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 588] <... exit_group resumed>) = ? [pid 587] exit_group(0./strace-static-x86_64: Process 592 attached [pid 592] set_robust_list(0x5555558e4660, 24) = 0 [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 588] +++ exited with 0 +++ [pid 587] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 592] setpgid(0, 0) = 0 [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 592] write(3, "1000", 4 [pid 587] +++ exited with 0 +++ [pid 589] <... bpf resumed>) = 7 [pid 297] <... restart_syscall resumed>) = 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=0} --- [pid 296] 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 593 attached [pid 590] <... bpf resumed>) = 6 [pid 589] exit_group(0 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 589] <... exit_group resumed>) = ? [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 593 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 594 [pid 592] <... write resumed>) = 4 [pid 592] close(3) = 0 [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] set_robust_list(0x5555558e4660, 24) = 0 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 593] setpgid(0, 0 [pid 592] <... bpf resumed>) = 3 [pid 592] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 593] <... setpgid resumed>) = 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 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 593] write(3, "1000", 4) = 4 [pid 593] close(3) = 0 [pid 593] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 592] <... bpf resumed>) = 4 [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 593] <... bpf resumed>) = 3 [pid 593] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 594 attached [pid 594] set_robust_list(0x5555558e4660, 24) = 0 [pid 593] <... bpf resumed>) = 4 [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 594] <... prctl resumed>) = 0 [pid 594] setpgid(0, 0) = 0 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 594] write(3, "1000", 4) = 4 [pid 594] close(3) = 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) = 3 [pid 589] +++ exited with 0 +++ [pid 594] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 590] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 592] <... bpf resumed>) = 5 [pid 590] exit_group(0 [pid 593] <... bpf resumed>) = 5 [pid 590] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 593] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 592] <... bpf resumed>) = 6 [pid 590] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 592] 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=590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 592] <... bpf resumed>) = 7 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 592] exit_group(0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 592] <... exit_group resumed>) = ? [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 596 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 595 [pid 594] <... bpf resumed>) = 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./strace-static-x86_64: Process 596 attached ./strace-static-x86_64: Process 595 attached ) = 4 [pid 593] <... bpf resumed>) = 6 [pid 596] set_robust_list(0x5555558e4660, 24 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 596] <... set_robust_list resumed>) = 0 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 595] set_robust_list(0x5555558e4660, 24 [pid 596] <... prctl resumed>) = 0 [pid 595] <... set_robust_list resumed>) = 0 [pid 596] setpgid(0, 0) = 0 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 595] <... prctl resumed>) = 0 [pid 596] <... openat resumed>) = 3 [pid 595] setpgid(0, 0 [pid 596] write(3, "1000", 4) = 4 [pid 596] close(3) = 0 [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 595] <... setpgid resumed>) = 0 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 596] <... bpf resumed>) = 4 [pid 595] <... openat resumed>) = 3 [pid 596] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 595] write(3, "1000", 4) = 4 [pid 595] close(3) = 0 [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) = 3 [pid 595] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 596] <... bpf resumed>) = 5 [pid 595] <... bpf resumed>) = 5 [pid 594] <... bpf resumed>) = 5 [pid 593] <... bpf resumed>) = 7 [pid 592] +++ exited with 0 +++ [pid 596] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 596] <... bpf resumed>) = 6 [pid 595] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 593] exit_group(0 [pid 596] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 595] <... bpf resumed>) = 6 [pid 594] <... bpf resumed>) = 6 [pid 593] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 596] <... bpf resumed>) = 7 [pid 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 596] exit_group(0 [pid 595] <... bpf resumed>) = 7 [pid 594] <... bpf resumed>) = 7 [pid 596] <... exit_group resumed>) = ? [pid 295] <... restart_syscall resumed>) = 0 [pid 596] +++ exited with 0 +++ [pid 595] exit_group(0 [pid 594] exit_group(0 [pid 593] +++ exited with 0 +++ [pid 595] <... exit_group resumed>) = ? [pid 594] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 595] +++ exited with 0 +++ [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] <... restart_syscall resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 597 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 598 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 599 ./strace-static-x86_64: Process 598 attached [pid 598] set_robust_list(0x5555558e4660, 24) = 0 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 598] setpgid(0, 0) = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 598] write(3, "1000", 4) = 4 [pid 598] close(3) = 0 [pid 598] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 29.601366][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 29.612924][ T596] BUG: scheduling while atomic: syz-executor300/596/0x00000002 [ 29.620644][ T596] Modules linked in: [ 29.624703][ T596] Preemption disabled at: [ 29.624715][ T596] [] is_module_text_address+0x1a/0x140 [ 29.635962][ T596] CPU: 1 PID: 596 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 29.647441][ T596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.657300][ T596] Call Trace: [ 29.660426][ T596] [ 29.663201][ T596] dump_stack_lvl+0x151/0x1b7 [ 29.667716][ T596] ? is_module_text_address+0x1a/0x140 [ 29.673009][ T596] ? is_module_text_address+0x1a/0x140 [ 29.678303][ T596] ? io_uring_drop_tctx_refs+0x190/0x190 [ 29.683779][ T596] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 29.689418][ T596] ? __wake_up_sync_key+0x1b1/0x3d0 [ 29.694448][ T596] ? is_module_text_address+0x1a/0x140 [ 29.699740][ T596] dump_stack+0x15/0x17 [ 29.703733][ T596] __schedule_bug+0x195/0x260 [ 29.708247][ T596] ? ttwu_queue_wakelist+0x510/0x510 [ 29.713377][ T596] ? __send_signal+0x96f/0xcb0 [ 29.717970][ T596] __schedule+0xd19/0x1590 [ 29.722222][ T596] ? __kasan_check_write+0x14/0x20 [ 29.727167][ T596] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 29.732464][ T596] ? __sched_text_start+0x8/0x8 [ 29.737148][ T596] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 29.742618][ T596] do_task_dead+0x99/0xa0 [ 29.746782][ T596] do_exit+0x2089/0x2ca0 [ 29.750865][ T596] ? put_task_struct+0x80/0x80 [ 29.755462][ T596] ? ptrace_notify+0x24c/0x350 [ 29.760064][ T596] ? do_notify_parent+0xa30/0xa30 [ 29.764926][ T596] do_group_exit+0x141/0x310 [ 29.769350][ T596] __x64_sys_exit_group+0x3f/0x40 [ 29.774210][ T596] do_syscall_64+0x3d/0xb0 [ 29.778463][ T596] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 29.784193][ T596] RIP: 0033:0x7f2bc4ba4ff9 [ 29.788453][ T596] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [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./strace-static-x86_64: Process 599 attached ./strace-static-x86_64: Process 597 attached ) = 4 [pid 594] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 599] set_robust_list(0x5555558e4660, 24 [pid 597] set_robust_list(0x5555558e4660, 24 [pid 599] <... set_robust_list resumed>) = 0 [pid 597] <... set_robust_list resumed>) = 0 [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 599] <... prctl resumed>) = 0 [pid 597] <... prctl resumed>) = 0 [pid 599] setpgid(0, 0 [pid 597] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 600 [pid 599] <... setpgid resumed>) = 0 [pid 597] <... setpgid resumed>) = 0 [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 599] <... openat resumed>) = 3 [pid 597] <... openat resumed>) = 3 [pid 599] write(3, "1000", 4 [pid 597] write(3, "1000", 4 [pid 599] <... write resumed>) = 4 [pid 597] <... write resumed>) = 4 [pid 599] close(3 [pid 597] close(3 [pid 599] <... close resumed>) = 0 [pid 597] <... close resumed>) = 0 ./strace-static-x86_64: Process 600 attached [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 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 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 600] set_robust_list(0x5555558e4660, 24 [pid 599] <... bpf resumed>) = 3 [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 597] <... bpf resumed>) = 3 [pid 600] <... set_robust_list resumed>) = 0 [pid 599] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 597] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 599] <... bpf resumed>) = 0 [pid 597] <... bpf resumed>) = 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 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 600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 599] <... bpf resumed>) = 4 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 600] setpgid(0, 0 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 597] <... bpf resumed>) = 4 [pid 600] <... setpgid resumed>) = 0 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 601 attached [pid 601] set_robust_list(0x5555558e4660, 24 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 601] <... set_robust_list resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 601 [pid 600] <... openat resumed>) = 3 [pid 600] write(3, "1000", 4 [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 600] <... write resumed>) = 4 [pid 600] close(3) = 0 [pid 600] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 601] <... prctl resumed>) = 0 [pid 600] <... bpf resumed>) = 3 [pid 600] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 601] setpgid(0, 0 [pid 600] <... bpf resumed>) = 0 [pid 599] <... bpf resumed>) = 5 [pid 598] <... bpf resumed>) = 5 [pid 597] <... bpf resumed>) = 5 [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 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 601] <... setpgid resumed>) = 0 [pid 600] <... bpf resumed>) = 4 [pid 599] <... bpf resumed>) = 6 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 597] <... bpf resumed>) = 6 [pid 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 600] <... bpf resumed>) = 5 [pid 599] <... bpf resumed>) = 7 [pid 597] <... bpf resumed>) = 7 [pid 600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 599] exit_group(0 [pid 597] exit_group(0 [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 600] <... bpf resumed>) = 6 [pid 599] <... exit_group resumed>) = ? [pid 598] <... bpf resumed>) = 6 [pid 597] <... exit_group resumed>) = ? [pid 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 599] +++ exited with 0 +++ [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 597] +++ exited with 0 +++ [pid 600] <... bpf resumed>) = 7 [pid 600] exit_group(0 [pid 598] <... bpf resumed>) = 7 [pid 600] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=599, si_uid=0, si_status=0, si_utime=0, si_stime=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 601] <... openat resumed>) = 3 [pid 600] +++ exited with 0 +++ [pid 598] exit_group(0 [pid 299] 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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 603 [pid 598] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 602 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 604 ./strace-static-x86_64: Process 602 attached [pid 602] set_robust_list(0x5555558e4660, 24) = 0 [pid 601] write(3, "1000", 4 [pid 598] +++ exited with 0 +++ [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 602] setpgid(0, 0./strace-static-x86_64: Process 604 attached ) = 0 [pid 604] set_robust_list(0x5555558e4660, 24 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=598, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 604] <... set_robust_list resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 605 ./strace-static-x86_64: Process 605 attached [pid 602] <... openat resumed>) = 3 [pid 601] <... write resumed>) = 4 [pid 605] set_robust_list(0x5555558e4660, 24 [pid 601] close(3 [pid 604] setpgid(0, 0) = 0 [pid 605] <... set_robust_list resumed>) = 0 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 601] <... close resumed>) = 0 [pid 602] write(3, "1000", 4 [pid 605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 601] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 605] <... prctl resumed>) = 0 [pid 605] setpgid(0, 0 [pid 604] <... openat resumed>) = 3 [pid 602] <... write resumed>) = 4 [pid 601] <... bpf resumed>) = 3 [pid 604] write(3, "1000", 4 [pid 602] close(3 [pid 604] <... write resumed>) = 4 [pid 604] close(3 [pid 602] <... close resumed>) = 0 [pid 605] <... setpgid resumed>) = 0 [pid 604] <... close resumed>) = 0 [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_FREEZE, {map_fd=3}, 4 [pid 605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 602] <... bpf resumed>) = 3 [pid 601] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 603 attached [pid 605] <... openat resumed>) = 3 [pid 604] <... bpf resumed>) = 3 [pid 602] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 605] write(3, "1000", 4 [pid 604] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 603] set_robust_list(0x5555558e4660, 24 [pid 602] <... bpf resumed>) = 0 [pid 604] <... bpf resumed>) = 0 [pid 603] <... set_robust_list 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 605] <... write resumed>) = 4 [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 603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] <... bpf resumed>) = 4 [pid 601] <... bpf resumed>) = 4 [pid 605] close(3 [pid 604] <... bpf resumed>) = 4 [pid 603] <... prctl resumed>) = 0 [pid 602] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 605] <... close resumed>) = 0 [pid 604] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 603] setpgid(0, 0 [pid 602] <... bpf resumed>) = 5 [pid 601] <... bpf resumed>) = 5 [pid 604] <... bpf resumed>) = 5 [pid 604] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 603] <... setpgid resumed>) = 0 [pid 602] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [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 resumed>) = 6 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 602] <... bpf resumed>) = 6 [pid 604] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 603] <... openat resumed>) = 3 [pid 602] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 604] <... bpf resumed>) = 7 [pid 603] write(3, "1000", 4 [pid 602] <... bpf resumed>) = 7 [pid 604] exit_group(0 [pid 603] <... write resumed>) = 4 [pid 602] exit_group(0 [pid 601] <... bpf resumed>) = 6 [pid 604] <... exit_group resumed>) = ? [pid 603] close(3 [pid 602] <... exit_group resumed>) = ? [ 29.795647][ T596] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 29.803895][ T596] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 29.811704][ T596] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 29.819515][ T596] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 29.827326][ T596] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 29.835136][ T596] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 29.842955][ T596] [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 605] <... bpf resumed>) = 3 [pid 604] +++ exited with 0 +++ [pid 603] <... close resumed>) = 0 [pid 602] +++ exited with 0 +++ [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 601] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=602, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 605] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 603] <... bpf resumed>) = 3 [pid 601] exit_group(0 [pid 603] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 601] <... exit_group resumed>) = ? [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 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 603] <... bpf resumed>) = 4 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 605] <... bpf resumed>) = 0 [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 607 attached [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 606 [pid 601] +++ exited with 0 +++ [pid 607] set_robust_list(0x5555558e4660, 24) = 0 [pid 605] <... bpf resumed>) = 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 607 [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 607] <... prctl resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 606 attached ./strace-static-x86_64: Process 608 attached [pid 607] setpgid(0, 0) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 608 [pid 608] set_robust_list(0x5555558e4660, 24 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 606] set_robust_list(0x5555558e4660, 24) = 0 [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 607] write(3, "1000", 4 [pid 608] <... set_robust_list resumed>) = 0 [pid 606] <... prctl resumed>) = 0 [pid 607] <... write resumed>) = 4 [pid 607] close(3 [pid 606] setpgid(0, 0) = 0 [pid 607] <... close resumed>) = 0 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 607] <... bpf resumed>) = 3 [pid 606] <... openat resumed>) = 3 [pid 607] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 606] write(3, "1000", 4 [pid 608] setpgid(0, 0 [pid 607] <... bpf resumed>) = 0 [pid 606] <... write resumed>) = 4 [pid 608] <... setpgid 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 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 606] close(3) = 0 [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) = 3 [pid 606] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 607] <... bpf resumed>) = 4 [pid 607] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 606] <... bpf resumed>) = 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 608] <... openat resumed>) = 3 [pid 608] write(3, "1000", 4 [pid 606] <... bpf resumed>) = 4 [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 608] <... write resumed>) = 4 [pid 608] close(3) = 0 [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) = 3 [pid 608] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 608] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 603] <... bpf resumed>) = 5 [pid 605] <... bpf resumed>) = 5 [pid 603] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 608] <... bpf resumed>) = 5 [pid 607] <... bpf resumed>) = 5 [pid 606] <... bpf resumed>) = 5 [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 608] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 607] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 606] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 603] <... bpf resumed>) = 6 [pid 607] <... bpf resumed>) = 6 [pid 605] <... bpf resumed>) = 6 [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 603] <... bpf resumed>) = 7 [pid 607] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 605] <... bpf resumed>) = 7 [pid 603] exit_group(0 [pid 607] <... bpf resumed>) = 7 [pid 605] exit_group(0 [pid 603] <... exit_group resumed>) = ? [pid 608] <... bpf resumed>) = 6 [pid 607] exit_group(0 [pid 606] <... bpf resumed>) = 6 [pid 605] <... exit_group resumed>) = ? [pid 608] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 607] <... exit_group resumed>) = ? [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 603] +++ exited with 0 +++ [pid 608] <... bpf resumed>) = 7 [pid 607] +++ exited with 0 +++ [pid 605] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 606] <... bpf resumed>) = 7 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 606] exit_group(0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 608] exit_group(0 [pid 606] <... exit_group resumed>) = ? [pid 297] <... restart_syscall resumed>) = 0 [pid 608] <... exit_group resumed>) = ? [pid 608] +++ exited with 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 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=608, 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=0x5555558e4650) = 609 ./strace-static-x86_64: Process 611 attached [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 611 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 610 ./strace-static-x86_64: Process 612 attached [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 612 ./strace-static-x86_64: Process 610 attached ./strace-static-x86_64: Process 609 attached [pid 612] set_robust_list(0x5555558e4660, 24) = 0 [pid 611] set_robust_list(0x5555558e4660, 24 [pid 610] set_robust_list(0x5555558e4660, 24 [pid 612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 611] <... set_robust_list resumed>) = 0 [pid 610] <... set_robust_list resumed>) = 0 [pid 609] set_robust_list(0x5555558e4660, 24 [pid 612] <... prctl resumed>) = 0 [pid 612] setpgid(0, 0) = 0 [pid 611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 609] <... set_robust_list resumed>) = 0 [pid 612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 611] <... prctl resumed>) = 0 [pid 610] <... prctl resumed>) = 0 [pid 609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 609] setpgid(0, 0) = 0 [pid 610] setpgid(0, 0 [pid 612] write(3, "1000", 4 [pid 611] setpgid(0, 0 [pid 610] <... setpgid resumed>) = 0 [pid 609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 612] <... write resumed>) = 4 [pid 610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 612] close(3 [pid 611] <... setpgid resumed>) = 0 [pid 610] <... openat resumed>) = 3 [pid 612] <... close resumed>) = 0 [pid 611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 610] write(3, "1000", 4 [pid 609] <... openat resumed>) = 3 [pid 612] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 611] <... openat resumed>) = 3 [pid 610] <... write resumed>) = 4 [pid 609] write(3, "1000", 4 [pid 612] <... bpf resumed>) = 3 [pid 611] write(3, "1000", 4 [pid 610] close(3 [pid 612] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 611] <... write resumed>) = 4 [pid 610] <... close resumed>) = 0 [pid 612] <... bpf resumed>) = 0 [pid 611] close(3 [pid 610] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 609] <... write resumed>) = 4 [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 [pid 611] <... close resumed>) = 0 [pid 610] <... bpf resumed>) = 3 [pid 609] close(3 [pid 611] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 610] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 609] <... close resumed>) = 0 [pid 612] <... bpf resumed>) = 4 [pid 611] <... bpf resumed>) = 3 [pid 610] <... bpf resumed>) = 0 [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 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 611] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 611] <... bpf resumed>) = 0 [pid 609] <... bpf resumed>) = 3 [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 [pid 610] <... bpf resumed>) = 4 [pid 609] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 609] <... bpf resumed>) = 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 [pid 611] <... bpf resumed>) = 4 [pid 611] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 609] <... bpf resumed>) = 4 [pid 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 606] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 613 ./strace-static-x86_64: Process 613 attached [pid 613] set_robust_list(0x5555558e4660, 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) = 3 [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) = 3 [pid 613] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 613] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 612] <... bpf resumed>) = 5 [pid 613] <... bpf resumed>) = 5 [pid 612] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 611] <... bpf resumed>) = 5 [pid 610] <... bpf resumed>) = 5 [pid 609] <... bpf resumed>) = 5 [pid 609] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 613] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 612] <... bpf resumed>) = 6 [pid 611] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 609] <... bpf resumed>) = 6 [pid 612] <... bpf resumed>) = 7 [pid 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 610] <... bpf resumed>) = 6 [pid 609] exit_group(0 [pid 612] exit_group(0 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 609] <... exit_group resumed>) = ? [pid 613] <... bpf resumed>) = 6 [pid 612] <... exit_group resumed>) = ? [pid 611] <... bpf resumed>) = 6 [pid 610] <... bpf resumed>) = 7 [pid 613] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 612] +++ exited with 0 +++ [pid 611] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 610] exit_group(0 [pid 609] +++ exited with 0 +++ [pid 613] <... bpf resumed>) = 7 [pid 611] <... bpf resumed>) = 7 [pid 610] <... exit_group resumed>) = ? [pid 613] exit_group(0 [pid 611] exit_group(0 [pid 610] +++ exited with 0 +++ [pid 613] <... exit_group resumed>) = ? [pid 611] <... exit_group resumed>) = ? [pid 613] +++ exited with 0 +++ [pid 611] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=610, 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=0x5555558e4650) = 614 ./strace-static-x86_64: Process 614 attached [pid 614] set_robust_list(0x5555558e4660, 24) = 0 [pid 614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 614] setpgid(0, 0) = 0 [pid 614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 614] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 614] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 614] exit_group(0) = ? [pid 614] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 615 ./strace-static-x86_64: Process 615 attached [pid 615] set_robust_list(0x5555558e4660, 24) = 0 [pid 615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 615] setpgid(0, 0) = 0 [pid 615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 615] write(3, "1000", 4) = 4 [pid 615] close(3) = 0 [pid 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 [ 29.960849][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 29.973109][ T609] BUG: scheduling while atomic: syz-executor300/609/0x00000002 [ 29.980528][ T609] Modules linked in: [ 29.984672][ T609] Preemption disabled at: [ 29.984682][ T609] [] up_write+0x27/0x1f0 [ 29.994978][ T609] CPU: 1 PID: 609 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 30.006433][ T609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.016326][ T609] Call Trace: [ 30.019449][ T609] [ 30.022228][ T609] dump_stack_lvl+0x151/0x1b7 [ 30.026740][ T609] ? up_write+0x27/0x1f0 [ 30.030819][ T609] ? up_write+0x27/0x1f0 [ 30.034900][ T609] ? io_uring_drop_tctx_refs+0x190/0x190 [ 30.040364][ T609] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 30.046010][ T609] ? __wake_up_sync_key+0x1b1/0x3d0 [ 30.051042][ T609] ? up_write+0x27/0x1f0 [ 30.055130][ T609] dump_stack+0x15/0x17 [ 30.059120][ T609] __schedule_bug+0x195/0x260 [ 30.063627][ T609] ? ttwu_queue_wakelist+0x510/0x510 [ 30.068747][ T609] ? __send_signal+0x96f/0xcb0 [ 30.073352][ T609] __schedule+0xd19/0x1590 [ 30.077600][ T609] ? __kasan_check_write+0x14/0x20 [ 30.082553][ T609] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 30.087844][ T609] ? __sched_text_start+0x8/0x8 [ 30.092529][ T609] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 30.098005][ T609] do_task_dead+0x99/0xa0 [ 30.102164][ T609] do_exit+0x2089/0x2ca0 [ 30.106242][ T609] ? put_task_struct+0x80/0x80 [ 30.110844][ T609] ? ptrace_notify+0x24c/0x350 [ 30.115441][ T609] ? do_notify_parent+0xa30/0xa30 [ 30.120304][ T609] do_group_exit+0x141/0x310 [ 30.124730][ T609] __x64_sys_exit_group+0x3f/0x40 [ 30.129588][ T609] do_syscall_64+0x3d/0xb0 [ 30.133843][ T609] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.139589][ T609] RIP: 0033:0x7f2bc4ba4ff9 [ 30.143822][ T609] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 30.151027][ T609] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [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 [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} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=609, si_uid=0, si_status=0, si_utime=0, si_stime=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=1} --- [pid 615] <... bpf resumed>) = 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 617 [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 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 617 attached [pid 617] set_robust_list(0x5555558e4660, 24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 619 [pid 617] <... set_robust_list resumed>) = 0 [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 620 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 618 [pid 617] <... prctl resumed>) = 0 [pid 617] setpgid(0, 0) = 0 [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 617] write(3, "1000", 4) = 4 [pid 617] close(3) = 0 ./strace-static-x86_64: Process 620 attached ./strace-static-x86_64: Process 619 attached ./strace-static-x86_64: Process 618 attached [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(0x5555558e4660, 24 [pid 619] set_robust_list(0x5555558e4660, 24 [pid 618] set_robust_list(0x5555558e4660, 24 [pid 617] <... bpf resumed>) = 3 [pid 617] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 620] <... set_robust_list resumed>) = 0 [pid 619] <... set_robust_list resumed>) = 0 [pid 618] <... 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) = 0 [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 620] setpgid(0, 0 [pid 619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 618] <... prctl resumed>) = 0 [pid 620] <... setpgid resumed>) = 0 [pid 619] <... prctl resumed>) = 0 [pid 617] <... bpf resumed>) = 4 [pid 618] setpgid(0, 0 [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 617] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 619] setpgid(0, 0 [pid 618] <... setpgid resumed>) = 0 [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 620] <... openat resumed>) = 3 [pid 618] <... openat resumed>) = 3 [pid 620] write(3, "1000", 4 [pid 619] <... setpgid resumed>) = 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 620] <... write resumed>) = 4 [pid 618] <... bpf resumed>) = 3 [pid 620] close(3 [pid 618] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 620] <... close resumed>) = 0 [pid 620] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 620] <... bpf resumed>) = 3 [pid 619] <... openat resumed>) = 3 [pid 618] <... bpf resumed>) = 4 [pid 618] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 620] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 619] write(3, "1000", 4) = 4 [pid 619] close(3) = 0 [pid 619] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 620] <... bpf resumed>) = 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 [pid 619] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 615] <... bpf resumed>) = 5 [pid 619] <... bpf resumed>) = 0 [pid 620] <... bpf resumed>) = 4 [pid 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 619] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 5 [pid 617] <... bpf resumed>) = 5 [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 620] <... bpf resumed>) = 5 [pid 619] <... bpf resumed>) = 4 [pid 619] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 615] <... bpf resumed>) = 6 [pid 619] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 618] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 617] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 620] <... bpf resumed>) = 6 [pid 615] exit_group(0) = ? [pid 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 618] <... bpf resumed>) = 6 [pid 617] <... bpf resumed>) = 6 [pid 615] +++ exited with 0 +++ [pid 620] <... bpf resumed>) = 7 [pid 618] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 620] exit_group(0 [pid 618] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=615, si_uid=0, si_status=0, si_utime=0, si_stime=19} --- [pid 620] <... exit_group resumed>) = ? [pid 618] exit_group(0 [pid 617] 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, child_tidptr=0x5555558e4650) = 621 [pid 620] +++ exited with 0 +++ [pid 618] <... exit_group resumed>) = ? [pid 617] <... bpf resumed>) = 7 [pid 619] <... bpf resumed>) = 6 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=620, 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 621 attached [pid 619] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 618] +++ exited with 0 +++ [pid 617] exit_group(0 [pid 621] set_robust_list(0x5555558e4660, 24 [pid 619] <... bpf resumed>) = 7 [pid 617] <... exit_group resumed>) = ? [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 622 [pid 295] --- 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] <... set_robust_list resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... restart_syscall resumed>) = 0 [pid 621] <... prctl resumed>) = 0 [pid 621] setpgid(0, 0) = 0 [pid 617] +++ exited with 0 +++ [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 623 attached [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 619] exit_group(0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 622 attached [pid 623] set_robust_list(0x5555558e4660, 24 [pid 621] <... openat resumed>) = 3 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 623 [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 621] write(3, "1000", 4 [pid 294] <... restart_syscall resumed>) = 0 [pid 621] <... write resumed>) = 4 [pid 621] close(3) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 624 attached [pid 623] <... set_robust_list resumed>) = 0 [pid 622] set_robust_list(0x5555558e4660, 24 [pid 621] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 619] <... exit_group resumed>) = ? [pid 624] set_robust_list(0x5555558e4660, 24 [pid 621] <... bpf resumed>) = 3 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 624 [pid 624] <... set_robust_list resumed>) = 0 [pid 621] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 621] <... bpf resumed>) = 0 [pid 624] <... prctl resumed>) = 0 [pid 621] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 622] <... set_robust_list resumed>) = 0 [pid 624] setpgid(0, 0 [pid 623] <... prctl resumed>) = 0 [pid 621] <... bpf resumed>) = 4 [pid 624] <... setpgid resumed>) = 0 [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 623] setpgid(0, 0 [pid 622] <... prctl resumed>) = 0 [pid 624] write(3, "1000", 4) = 4 [pid 623] <... setpgid resumed>) = 0 [pid 622] setpgid(0, 0 [pid 624] close(3) = 0 [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) = 3 [pid 624] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 624] <... bpf resumed>) = 0 [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) = 4 [pid 623] <... openat resumed>) = 3 [pid 622] <... setpgid resumed>) = 0 [pid 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 623] write(3, "1000", 4 [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 619] +++ exited with 0 +++ [pid 622] <... openat resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 623] <... write resumed>) = 4 [pid 622] write(3, "1000", 4 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 622] <... write resumed>) = 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 623] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 622] <... bpf resumed>) = 3 [pid 623] <... close resumed>) = 0 [pid 622] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 625 attached [pid 623] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 3 [pid 622] <... bpf resumed>) = 4 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 625 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 623] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 625] set_robust_list(0x5555558e4660, 24 [pid 623] <... bpf resumed>) = 0 [pid 625] <... set_robust_list resumed>) = 0 [pid 625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 625] setpgid(0, 0) = 0 [pid 625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 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 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 625] <... bpf resumed>) = 3 [pid 625] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 30.159276][ T609] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 30.167083][ T609] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 30.174895][ T609] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 30.182706][ T609] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 30.190516][ T609] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 30.198333][ T609] [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) = 4 [pid 623] <... bpf resumed>) = 4 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 624] <... bpf resumed>) = 5 [pid 623] <... bpf resumed>) = 5 [pid 622] <... bpf resumed>) = 5 [pid 621] <... bpf resumed>) = 5 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 621] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 625] <... bpf resumed>) = 6 [pid 624] <... bpf resumed>) = 6 [pid 622] <... bpf resumed>) = 6 [pid 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 625] <... bpf resumed>) = 7 [pid 622] <... bpf resumed>) = 7 [pid 625] exit_group(0 [pid 622] exit_group(0 [pid 625] <... exit_group resumed>) = ? [pid 622] <... exit_group resumed>) = ? [pid 625] +++ exited with 0 +++ [pid 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 623] <... bpf resumed>) = 6 [pid 622] +++ exited with 0 +++ [pid 621] <... bpf resumed>) = 6 [pid 624] <... bpf resumed>) = 7 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 624] exit_group(0 [pid 621] <... bpf resumed>) = 7 [pid 623] <... bpf resumed>) = 7 [pid 624] <... exit_group resumed>) = ? [pid 621] exit_group(0 [pid 623] exit_group(0 [pid 621] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 626 ./strace-static-x86_64: Process 626 attached [pid 626] set_robust_list(0x5555558e4660, 24) = 0 [pid 624] +++ exited with 0 +++ [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 626] setpgid(0, 0) = 0 [pid 626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 621] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 626] <... openat resumed>) = 3 [pid 626] write(3, "1000", 4) = 4 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... restart_syscall resumed>) = 0 [pid 623] <... exit_group resumed>) = ? [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 627 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 628 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 629 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 629 attached ./strace-static-x86_64: Process 628 attached [pid 629] set_robust_list(0x5555558e4660, 24 [pid 628] set_robust_list(0x5555558e4660, 24 [pid 629] <... set_robust_list resumed>) = 0 [pid 628] <... set_robust_list resumed>) = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 626] <... bpf resumed>) = 4 [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 627 attached [pid 627] set_robust_list(0x5555558e4660, 24) = 0 [pid 627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 629] <... prctl resumed>) = 0 [pid 627] <... prctl resumed>) = 0 [pid 627] setpgid(0, 0) = 0 [pid 627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 629] setpgid(0, 0 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 627] <... openat resumed>) = 3 [pid 627] write(3, "1000", 4) = 4 [pid 627] close(3) = 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) = 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 629] <... setpgid resumed>) = 0 [pid 628] <... prctl resumed>) = 0 [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 628] setpgid(0, 0) = 0 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 629] <... openat resumed>) = 3 [pid 628] <... openat resumed>) = 3 [pid 627] <... bpf resumed>) = 4 [pid 629] write(3, "1000", 4 [pid 628] write(3, "1000", 4 [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 629] <... write resumed>) = 4 [pid 628] <... write resumed>) = 4 [pid 626] <... bpf resumed>) = 5 [pid 628] close(3 [pid 629] close(3 [pid 626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 629] <... close resumed>) = 0 [pid 628] <... close resumed>) = 0 [pid 626] <... bpf resumed>) = 6 [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 629] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 628] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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 resumed>) = 3 [pid 629] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 628] <... bpf resumed>) = 3 [pid 628] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 629] <... bpf resumed>) = 0 [pid 628] <... bpf resumed>) = 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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 629] <... bpf resumed>) = 4 [pid 628] <... bpf resumed>) = 4 [pid 629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 627] <... bpf resumed>) = 5 [pid 623] +++ exited with 0 +++ [pid 626] <... bpf resumed>) = 7 [pid 629] <... bpf resumed>) = 5 [pid 628] <... bpf resumed>) = 5 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 629] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 628] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 627] <... bpf resumed>) = 6 [pid 626] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 626] <... exit_group resumed>) = ? [pid 627] <... bpf resumed>) = 7 [pid 627] exit_group(0) = ? [pid 627] +++ exited with 0 +++ [pid 626] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=626, 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 299] restart_syscall(<... resuming interrupted clone ...> [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] <... clone resumed>, child_tidptr=0x5555558e4650) = 630 ./strace-static-x86_64: Process 630 attached [pid 299] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 299] 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 630] set_robust_list(0x5555558e4660, 24) = 0 [pid 630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 631 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 632 [pid 630] setpgid(0, 0) = 0 [pid 630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 629] <... bpf resumed>) = 6 [pid 630] <... openat resumed>) = 3 [pid 628] <... bpf resumed>) = 6 [pid 629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 631 attached [pid 629] <... bpf resumed>) = 7 [pid 631] set_robust_list(0x5555558e4660, 24 [pid 629] exit_group(0 [pid 628] <... bpf resumed>) = 7 [pid 631] <... set_robust_list resumed>) = 0 [pid 629] <... exit_group resumed>) = ? [pid 628] exit_group(0) = ? [pid 630] write(3, "1000", 4) = 4 [pid 630] close(3) = 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) = 3 [pid 630] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 632 attached [pid 632] set_robust_list(0x5555558e4660, 24 [pid 628] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 632] <... set_robust_list resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 633 [pid 632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 632] setpgid(0, 0) = 0 [pid 632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 632] write(3, "1000", 4) = 4 [pid 632] close(3) = 0 [pid 632] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 632] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 633 attached [pid 633] set_robust_list(0x5555558e4660, 24) = 0 [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 633] setpgid(0, 0) = 0 [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 633] write(3, "1000", 4) = 4 [pid 633] close(3) = 0 [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) = 3 [pid 633] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 632] <... bpf resumed>) = 4 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [ 30.307240][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 30.319543][ T628] BUG: scheduling while atomic: syz-executor300/628/0x00000002 [ 30.327333][ T628] Modules linked in: [ 30.331452][ T628] Preemption disabled at: [ 30.331462][ T628] [] is_module_text_address+0x1a/0x140 [ 30.342539][ T628] CPU: 1 PID: 628 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 30.353952][ T628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.363841][ T628] Call Trace: [ 30.366965][ T628] [ 30.369750][ T628] dump_stack_lvl+0x151/0x1b7 [ 30.374257][ T628] ? is_module_text_address+0x1a/0x140 [ 30.379551][ T628] ? is_module_text_address+0x1a/0x140 [ 30.384844][ T628] ? io_uring_drop_tctx_refs+0x190/0x190 [ 30.390313][ T628] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 30.395953][ T628] ? __wake_up_sync_key+0x1b1/0x3d0 [ 30.400991][ T628] ? is_module_text_address+0x1a/0x140 [ 30.406283][ T628] dump_stack+0x15/0x17 [ 30.410273][ T628] __schedule_bug+0x195/0x260 [ 30.414786][ T628] ? ttwu_queue_wakelist+0x510/0x510 [ 30.419908][ T628] ? __send_signal+0x96f/0xcb0 [ 30.424523][ T628] __schedule+0xd19/0x1590 [ 30.428765][ T628] ? __kasan_check_write+0x14/0x20 [ 30.433718][ T628] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 30.439006][ T628] ? __sched_text_start+0x8/0x8 [ 30.443691][ T628] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 30.449162][ T628] do_task_dead+0x99/0xa0 [ 30.453330][ T628] do_exit+0x2089/0x2ca0 [ 30.457405][ T628] ? put_task_struct+0x80/0x80 [ 30.462022][ T628] ? ptrace_notify+0x24c/0x350 [ 30.466606][ T628] ? do_notify_parent+0xa30/0xa30 [ 30.471465][ T628] do_group_exit+0x141/0x310 [ 30.475891][ T628] __x64_sys_exit_group+0x3f/0x40 [ 30.480764][ T628] do_syscall_64+0x3d/0xb0 [ 30.485003][ T628] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.490731][ T628] RIP: 0033:0x7f2bc4ba4ff9 [ 30.494996][ T628] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 631] setpgid(0, 0) = 0 [pid 631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 631] write(3, "1000", 4) = 4 [pid 631] close(3) = 0 [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) = 3 [pid 631] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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>) = 4 [pid 630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 632] <... bpf resumed>) = 6 [pid 633] <... bpf resumed>) = 4 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 633] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 631] <... bpf resumed>) = 4 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 633] <... bpf resumed>) = 5 [pid 632] <... bpf resumed>) = 7 [pid 630] <... bpf resumed>) = 5 [pid 629] +++ exited with 0 +++ [pid 633] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 632] exit_group(0 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 633] <... bpf resumed>) = 6 [pid 632] <... exit_group resumed>) = ? [pid 631] <... bpf resumed>) = 5 [pid 630] <... bpf resumed>) = 6 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 632] +++ exited with 0 +++ [pid 630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 630] exit_group(0) = ? [pid 631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 630] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=630, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 633] 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=632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 633] <... bpf resumed>) = 7 [pid 633] exit_group(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 [pid 633] <... exit_group resumed>) = ? [ 30.502188][ T628] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 30.510436][ T628] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 30.518245][ T628] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 30.526055][ T628] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 30.533875][ T628] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 30.541696][ T628] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 30.549497][ T628] [pid 631] <... bpf resumed>) = 6 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 635 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 634 [pid 631] <... bpf resumed>) = 7 [pid 631] exit_group(0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 631] <... exit_group resumed>) = ? [pid 631] +++ exited with 0 +++ [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 636 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=631, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 637 ./strace-static-x86_64: Process 637 attached [pid 637] set_robust_list(0x5555558e4660, 24) = 0 [pid 637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 637] setpgid(0, 0) = 0 [pid 637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 30.572233][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 30.583973][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000104, exited with 00000103? [ 30.595586][ C0] softirq: huh, entered softirq 6 TASKLET ffffffff8142f5b0 with preempt_count 00000103, exited with 00000102? [ 30.596694][ T633] BUG: scheduling while atomic: syz-executor300/633/0x00000003 [ 30.607185][ T82] BUG: scheduling while atomic: syslogd/82/0x00000002 [ 30.614421][ T633] Modules linked in: [ 30.621084][ T82] Modules linked in: [ 30.621095][ T82] Preemption disabled at: [ 30.621100][ T82] [] is_module_text_address+0x1a/0x140 [ 30.621137][ T82] CPU: 0 PID: 82 Comm: syslogd Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 30.621160][ T82] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.621171][ T82] Call Trace: [ 30.621177][ T82] [ 30.624856][ T633] Preemption disabled at: [ 30.624862][ T633] [] up_write+0x27/0x1f0 [ 30.628588][ T82] dump_stack_lvl+0x151/0x1b7 [ 30.628611][ T82] ? is_module_text_address+0x1a/0x140 [ 30.628630][ T82] ? is_module_text_address+0x1a/0x140 [ 30.628650][ T82] ? io_uring_drop_tctx_refs+0x190/0x190 [ 30.628672][ T82] ? is_module_text_address+0x1a/0x140 [ 30.628693][ T82] dump_stack+0x15/0x17 [ 30.628710][ T82] __schedule_bug+0x195/0x260 [ 30.628731][ T82] ? vbin_printf+0x1bc0/0x1bc0 [ 30.714975][ T82] ? ttwu_queue_wakelist+0x510/0x510 [ 30.720091][ T82] ? vbin_printf+0x1bc0/0x1bc0 [ 30.724694][ T82] __schedule+0xd19/0x1590 [ 30.728946][ T82] ? bpf_probe_write_user+0xf0/0xf0 [ 30.733979][ T82] ? bpf_snprintf+0x1ed/0x210 [ 30.738491][ T82] ? bpf_snprintf+0x1ab/0x210 [ 30.743006][ T82] ? __sched_text_start+0x8/0x8 [ 30.747694][ T82] ? xas_load+0x2b7/0x2d0 [ 30.751859][ T82] schedule+0x11f/0x1e0 [ 30.755850][ T82] schedule_timeout+0xa9/0x370 [ 30.760449][ T82] ? __kasan_check_write+0x14/0x20 [ 30.765397][ T82] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 30.770694][ T82] ? console_conditional_schedule+0x30/0x30 [ 30.776424][ T82] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 30.782066][ T82] ? prepare_to_wait_exclusive+0x1ac/0x1f0 [ 30.787709][ T82] __skb_wait_for_more_packets+0x394/0x5f0 [ 30.793346][ T82] ? skb_checksum_setup_ip+0xaf0/0xaf0 [ 30.798640][ T82] ? mutex_unlock+0xb2/0x260 [ 30.803068][ T82] ? __skb_wait_for_more_packets+0x5f0/0x5f0 [ 30.808894][ T82] ? __mutex_lock_slowpath+0x10/0x10 [ 30.813998][ T82] ? avc_has_perm+0x16f/0x260 [ 30.818520][ T82] __unix_dgram_recvmsg+0x34f/0x1260 [ 30.823637][ T82] ? selinux_socket_recvmsg+0x243/0x340 [ 30.829021][ T82] ? unix_unhash+0x10/0x10 [ 30.833279][ T82] ? file_has_perm+0x508/0x6c0 [ 30.837870][ T82] unix_dgram_recvmsg+0xc4/0xe0 [ 30.842555][ T82] ? unix_dgram_sendmsg+0x2090/0x2090 [ 30.847771][ T82] sock_read_iter+0x353/0x480 [ 30.852278][ T82] ? kernel_sock_ip_overhead+0x280/0x280 [ 30.857751][ T82] ? iov_iter_init+0x53/0x190 [ 30.862258][ T82] vfs_read+0xa7e/0xd40 [ 30.866252][ T82] ? kernel_read+0x1f0/0x1f0 [ 30.870680][ T82] ? __kasan_check_read+0x11/0x20 [ 30.875537][ T82] ? __fdget_pos+0x209/0x3a0 [ 30.880053][ T82] ksys_read+0x199/0x2c0 [ 30.884134][ T82] ? vfs_write+0x1110/0x1110 [ 30.888557][ T82] ? debug_smp_processor_id+0x17/0x20 [ 30.893767][ T82] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 30.899669][ T82] __x64_sys_read+0x7b/0x90 [ 30.904018][ T82] do_syscall_64+0x3d/0xb0 [ 30.908264][ T82] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.914003][ T82] RIP: 0033:0x7fed54494b6a [ 30.918241][ T82] Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83 [ 30.937682][ T82] RSP: 002b:00007ffd5eb45b58 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 30.945925][ T82] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fed54494b6a [ 30.953738][ T82] RDX: 00000000000000ff RSI: 000055dad6fab300 RDI: 0000000000000000 [ 30.961548][ T82] RBP: 000055dad6fab2c0 R08: 0000000000000001 R09: 0000000000000000 [ 30.969363][ T82] R10: 00007fed546333a3 R11: 0000000000000246 R12: 000055dad6fab39c [ 30.977173][ T82] R13: 000055dad6fab300 R14: 0000000000000000 R15: 00007fed54671a80 [ 30.984990][ T82] [ 30.987853][ T633] CPU: 1 PID: 633 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 30.999306][ T633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.009207][ T633] Call Trace: [ 31.012326][ T633] [ 31.015102][ T633] dump_stack_lvl+0x151/0x1b7 [ 31.019615][ T633] ? up_write+0x27/0x1f0 [ 31.023692][ T633] ? up_write+0x27/0x1f0 [ 31.027773][ T633] ? io_uring_drop_tctx_refs+0x190/0x190 [ 31.033240][ T633] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 31.038881][ T633] ? __wake_up_sync_key+0x1b1/0x3d0 [ 31.043926][ T633] ? up_write+0x27/0x1f0 [ 31.048019][ T633] dump_stack+0x15/0x17 [ 31.051994][ T633] __schedule_bug+0x195/0x260 [ 31.056503][ T633] ? ttwu_queue_wakelist+0x510/0x510 [ 31.061620][ T633] ? __send_signal+0x96f/0xcb0 [ 31.066224][ T633] __schedule+0xd19/0x1590 [ 31.070474][ T633] ? __kasan_check_write+0x14/0x20 [ 31.075419][ T633] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 31.080715][ T633] ? __sched_text_start+0x8/0x8 [ 31.085403][ T633] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 31.090870][ T633] do_task_dead+0x99/0xa0 [ 31.095038][ T633] do_exit+0x2089/0x2ca0 [ 31.099119][ T633] ? put_task_struct+0x80/0x80 [ 31.103713][ T633] ? ptrace_notify+0x24c/0x350 [ 31.108317][ T633] ? do_notify_parent+0xa30/0xa30 [ 31.113177][ T633] do_group_exit+0x141/0x310 [ 31.117607][ T633] __x64_sys_exit_group+0x3f/0x40 [ 31.122465][ T633] do_syscall_64+0x3d/0xb0 [ 31.126714][ T633] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.132443][ T633] RIP: 0033:0x7f2bc4ba4ff9 [ 31.136695][ T633] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 31.143899][ T633] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.152153][ T633] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 31.159956][ T633] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 ./strace-static-x86_64: Process 636 attached ./strace-static-x86_64: Process 634 attached [pid 637] write(3, "1000", 4 [pid 633] +++ exited with 0 +++ ./strace-static-x86_64: Process 635 attached [pid 635] set_robust_list(0x5555558e4660, 24 [pid 637] <... write resumed>) = 4 [pid 636] set_robust_list(0x5555558e4660, 24 [pid 634] set_robust_list(0x5555558e4660, 24 [pid 635] <... set_robust_list resumed>) = 0 [pid 637] close(3 [pid 636] <... set_robust_list resumed>) = 0 [pid 634] <... set_robust_list resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=633, si_uid=0, si_status=0, si_utime=0, si_stime=61} --- [pid 637] <... close resumed>) = 0 [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... restart_syscall 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 635] <... prctl resumed>) = 0 [pid 636] <... prctl resumed>) = 0 [pid 634] <... prctl resumed>) = 0 [pid 635] setpgid(0, 0) = 0 [pid 634] setpgid(0, 0 [pid 636] setpgid(0, 0 [pid 637] <... bpf resumed>) = 3 [pid 636] <... setpgid resumed>) = 0 [pid 634] <... setpgid resumed>) = 0 [pid 637] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 635] <... openat resumed>) = 3 [pid 635] write(3, "1000", 4) = 4 [pid 635] close(3) = 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 637] <... bpf resumed>) = 0 [pid 636] <... openat resumed>) = 3 [pid 634] <... openat resumed>) = 3 [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 636] write(3, "1000", 4 [pid 634] write(3, "1000", 4 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 638 [pid 635] <... bpf resumed>) = 3 [pid 635] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 637] <... bpf resumed>) = 4 [pid 636] <... write resumed>) = 4 [pid 634] <... write resumed>) = 4 [pid 637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 636] close(3 [pid 634] close(3 [pid 636] <... close resumed>) = 0 [pid 634] <... close resumed>) = 0 [pid 636] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 636] <... bpf resumed>) = 3 [pid 635] <... bpf resumed>) = 4 [pid 634] <... bpf resumed>) = 3 [pid 635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 636] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 634] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 638 attached [pid 636] <... bpf resumed>) = 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 [pid 634] <... bpf resumed>) = 0 [pid 638] set_robust_list(0x5555558e4660, 24 [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 [pid 638] <... set_robust_list resumed>) = 0 [pid 636] <... bpf resumed>) = 4 [pid 638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 638] setpgid(0, 0) = 0 [pid 638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 634] <... bpf resumed>) = 4 [pid 638] <... openat resumed>) = 3 [pid 638] write(3, "1000", 4 [pid 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 638] <... write resumed>) = 4 [pid 638] close(3) = 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) = 3 [pid 638] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 637] <... bpf resumed>) = 5 [pid 635] <... bpf resumed>) = 5 [pid 638] <... bpf resumed>) = 5 [pid 636] <... bpf resumed>) = 5 [pid 635] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 634] <... bpf resumed>) = 5 [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 637] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 636] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 635] <... bpf resumed>) = 6 [pid 638] <... bpf resumed>) = 6 [pid 636] <... bpf resumed>) = 6 [pid 635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 634] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 635] <... bpf resumed>) = 7 [pid 638] <... bpf resumed>) = 7 [pid 635] exit_group(0 [pid 638] exit_group(0 [pid 635] <... exit_group resumed>) = ? [pid 638] <... exit_group resumed>) = ? [pid 637] <... bpf resumed>) = 6 [pid 635] +++ exited with 0 +++ [pid 634] <... bpf resumed>) = 6 [pid 637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 634] 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=635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 31.167767][ T633] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 31.175580][ T633] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 31.183390][ T633] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 31.191206][ T633] [pid 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 638] +++ exited with 0 +++ [pid 637] <... bpf resumed>) = 7 [pid 636] <... bpf resumed>) = 7 [pid 634] <... bpf resumed>) = 7 [pid 637] exit_group(0 [pid 636] exit_group(0 [pid 634] exit_group(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 637] <... exit_group resumed>) = ? [pid 636] <... exit_group resumed>) = ? [ 31.222284][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 31.234165][ T638] BUG: scheduling while atomic: syz-executor300/638/0x00000002 [ 31.241070][ C0] softirq: huh, entered softirq 6 TASKLET ffffffff8142f5b0 with preempt_count 00000103, exited with 00000102? [ 31.241570][ T638] Modules linked in: [ 31.253477][ T636] BUG: scheduling while atomic: syz-executor300/636/0x00000002 [ 31.253494][ T636] Modules linked in: [ 31.253504][ T636] Preemption disabled at: [ 31.253509][ T636] [] up_write+0x27/0x1f0 [ 31.253542][ T636] CPU: 0 PID: 636 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 31.253564][ T636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.253575][ T636] Call Trace: [ 31.253580][ T636] [ 31.253587][ T636] dump_stack_lvl+0x151/0x1b7 [ 31.253608][ T636] ? up_write+0x27/0x1f0 [ 31.257353][ T638] [ 31.264684][ T636] ? up_write+0x27/0x1f0 [ 31.268457][ T638] Preemption disabled at: [ 31.272590][ T636] ? io_uring_drop_tctx_refs+0x190/0x190 [ 31.278327][ T638] [] up_write+0x27/0x1f0 [ 31.289683][ T636] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 31.341237][ T636] ? __wake_up_sync_key+0x1b1/0x3d0 [ 31.346267][ T636] ? up_write+0x27/0x1f0 [ 31.350355][ T636] dump_stack+0x15/0x17 [ 31.354341][ T636] __schedule_bug+0x195/0x260 [ 31.358853][ T636] ? ttwu_queue_wakelist+0x510/0x510 [ 31.363974][ T636] ? __send_signal+0x96f/0xcb0 [ 31.368574][ T636] __schedule+0xd19/0x1590 [ 31.372916][ T636] ? __kasan_check_write+0x14/0x20 [ 31.377859][ T636] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 31.383157][ T636] ? __sched_text_start+0x8/0x8 [ 31.387843][ T636] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 31.393308][ T636] do_task_dead+0x99/0xa0 [ 31.397477][ T636] do_exit+0x2089/0x2ca0 [ 31.401557][ T636] ? put_task_struct+0x80/0x80 [ 31.406156][ T636] ? ptrace_notify+0x24c/0x350 [ 31.410757][ T636] ? do_notify_parent+0xa30/0xa30 [ 31.415615][ T636] do_group_exit+0x141/0x310 [ 31.420050][ T636] __x64_sys_exit_group+0x3f/0x40 [ 31.424933][ T636] do_syscall_64+0x3d/0xb0 [ 31.429154][ T636] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.434883][ T636] RIP: 0033:0x7f2bc4ba4ff9 [ 31.439136][ T636] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 31.446344][ T636] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.454590][ T636] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 31.462396][ T636] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [pid 634] <... exit_group resumed>) = ? [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 637] +++ exited with 0 +++ [pid 636] +++ exited with 0 +++ [pid 634] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 640 [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 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 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 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 641 [ 31.470208][ T636] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 31.478019][ T636] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 31.485832][ T636] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 31.493652][ T636] [ 31.496509][ T638] CPU: 1 PID: 638 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 31.507966][ T638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.517860][ T638] Call Trace: [ 31.520982][ T638] [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 642 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 643 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 644 ./strace-static-x86_64: Process 643 attached [pid 643] set_robust_list(0x5555558e4660, 24) = 0 [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 643] setpgid(0, 0) = 0 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 641 attached [pid 641] set_robust_list(0x5555558e4660, 24) = 0 [pid 641] prctl(PR_SET_PDEATHSIG, SIGKILL [ 31.523757][ T638] dump_stack_lvl+0x151/0x1b7 [ 31.528269][ T638] ? up_write+0x27/0x1f0 [ 31.532349][ T638] ? up_write+0x27/0x1f0 [ 31.536430][ T638] ? io_uring_drop_tctx_refs+0x190/0x190 [ 31.541899][ T638] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 31.547539][ T638] ? __wake_up_sync_key+0x1b1/0x3d0 [ 31.552574][ T638] ? up_write+0x27/0x1f0 [ 31.556652][ T638] dump_stack+0x15/0x17 [ 31.560645][ T638] __schedule_bug+0x195/0x260 [ 31.565159][ T638] ? ttwu_queue_wakelist+0x510/0x510 [ 31.570279][ T638] ? __send_signal+0x96f/0xcb0 [ 31.574880][ T638] __schedule+0xd19/0x1590 [ 31.579133][ T638] ? __kasan_check_write+0x14/0x20 [ 31.584077][ T638] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 31.589378][ T638] ? __sched_text_start+0x8/0x8 [ 31.594062][ T638] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 31.599530][ T638] do_task_dead+0x99/0xa0 [ 31.603697][ T638] do_exit+0x2089/0x2ca0 [ 31.607776][ T638] ? put_task_struct+0x80/0x80 [ 31.612372][ T638] ? ptrace_notify+0x24c/0x350 [ 31.616974][ T638] ? do_notify_parent+0xa30/0xa30 [ 31.621844][ T638] do_group_exit+0x141/0x310 [ 31.626261][ T638] __x64_sys_exit_group+0x3f/0x40 [ 31.631120][ T638] do_syscall_64+0x3d/0xb0 [ 31.635372][ T638] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.641103][ T638] RIP: 0033:0x7f2bc4ba4ff9 [ 31.645360][ T638] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 31.652558][ T638] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.660805][ T638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [pid 643] write(3, "1000", 4) = 4 [pid 643] close(3) = 0 [pid 641] <... prctl resumed>) = 0 [pid 641] setpgid(0, 0 [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 641] <... setpgid resumed>) = 0 [pid 641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 643] <... bpf resumed>) = 3 [pid 643] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 641] <... openat resumed>) = 3 ./strace-static-x86_64: Process 640 attached [pid 643] <... bpf resumed>) = 0 [pid 641] write(3, "1000", 4 [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 [pid 641] <... write resumed>) = 4 [pid 640] set_robust_list(0x5555558e4660, 24./strace-static-x86_64: Process 644 attached ./strace-static-x86_64: Process 642 attached [pid 644] set_robust_list(0x5555558e4660, 24 [pid 642] set_robust_list(0x5555558e4660, 24 [pid 644] <... set_robust_list resumed>) = 0 [pid 642] <... set_robust_list resumed>) = 0 [pid 644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 644] <... prctl resumed>) = 0 [pid 642] <... prctl resumed>) = 0 [pid 644] setpgid(0, 0 [pid 642] setpgid(0, 0 [pid 644] <... setpgid resumed>) = 0 [pid 642] <... setpgid resumed>) = 0 [pid 644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 641] close(3 [pid 640] <... set_robust_list resumed>) = 0 [pid 644] <... openat resumed>) = 3 [pid 643] <... bpf resumed>) = 4 [pid 642] <... openat resumed>) = 3 [pid 641] <... close resumed>) = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 644] write(3, "1000", 4 [pid 643] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 642] write(3, "1000", 4 [pid 641] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 640] <... prctl resumed>) = 0 [pid 644] <... write resumed>) = 4 [pid 642] <... write resumed>) = 4 [pid 641] <... bpf resumed>) = 3 [pid 640] setpgid(0, 0 [pid 641] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 640] <... setpgid resumed>) = 0 [pid 644] close(3 [pid 641] <... bpf resumed>) = 0 [pid 642] close(3 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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] <... openat resumed>) = 3 [pid 644] <... close resumed>) = 0 [pid 642] <... close resumed>) = 0 [pid 641] <... bpf resumed>) = 4 [pid 640] write(3, "1000", 4 [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 640] <... write resumed>) = 4 [pid 640] close(3) = 0 [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) = 3 [pid 640] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 640] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 644] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 642] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 640] <... bpf resumed>) = 4 [pid 640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 644] <... bpf resumed>) = 3 [pid 644] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 642] <... bpf resumed>) = 3 [pid 642] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 644] <... bpf resumed>) = 0 [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 642] <... bpf resumed>) = 4 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 643] <... bpf resumed>) = 5 [pid 641] <... bpf resumed>) = 5 [pid 640] <... bpf resumed>) = 5 [pid 644] <... bpf resumed>) = 4 [pid 643] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 642] <... bpf resumed>) = 5 [pid 641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 643] <... bpf resumed>) = 6 [pid 640] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 644] <... bpf resumed>) = 5 [pid 643] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 642] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 643] <... bpf resumed>) = 7 [pid 642] <... bpf resumed>) = 6 [pid 641] <... bpf resumed>) = 6 [pid 644] <... bpf resumed>) = 6 [pid 643] exit_group(0 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 640] <... bpf resumed>) = 6 [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 643] <... exit_group resumed>) = ? [pid 642] <... bpf resumed>) = 7 [pid 641] <... bpf resumed>) = 7 [pid 644] <... bpf resumed>) = 7 [pid 643] +++ exited with 0 +++ [pid 640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 644] exit_group(0 [pid 642] exit_group(0 [pid 641] exit_group(0 [pid 640] <... bpf resumed>) = 7 [pid 644] <... exit_group resumed>) = ? [pid 642] <... exit_group resumed>) = ? [pid 641] <... exit_group resumed>) = ? [pid 640] exit_group(0 [pid 644] +++ exited with 0 +++ [pid 642] +++ exited with 0 +++ [pid 641] +++ exited with 0 +++ [pid 640] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=643, si_uid=0, si_status=0, si_utime=0, si_stime=18} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 645 attached [pid 297] --- 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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 645] set_robust_list(0x5555558e4660, 24) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 645 [pid 295] <... restart_syscall resumed>) = 0 [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... restart_syscall resumed>) = 0 [pid 645] setpgid(0, 0) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 646 attached [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 646 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 647 attached [pid 646] set_robust_list(0x5555558e4660, 24 [pid 645] <... openat resumed>) = 3 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 646] <... set_robust_list resumed>) = 0 [pid 645] write(3, "1000", 4 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 647 [pid 645] <... write resumed>) = 4 [pid 645] close(3) = 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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 648 [pid 646] <... prctl resumed>) = 0 [pid 646] setpgid(0, 0 [pid 645] <... bpf resumed>) = 3 [pid 646] <... setpgid resumed>) = 0 [pid 645] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 647] set_robust_list(0x5555558e4660, 24 [pid 645] <... bpf resumed>) = 4 [pid 645] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 646] <... openat resumed>) = 3 [pid 646] write(3, "1000", 4./strace-static-x86_64: Process 648 attached ) = 4 [pid 648] set_robust_list(0x5555558e4660, 24 [pid 647] <... set_robust_list resumed>) = 0 [pid 646] close(3 [pid 648] <... set_robust_list resumed>) = 0 [pid 648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 646] <... close resumed>) = 0 [pid 648] <... prctl resumed>) = 0 [pid 648] setpgid(0, 0 [pid 647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 648] <... setpgid resumed>) = 0 [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 647] <... prctl resumed>) = 0 [pid 648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 647] setpgid(0, 0 [pid 646] <... bpf resumed>) = 3 [pid 648] <... openat resumed>) = 3 [pid 647] <... setpgid resumed>) = 0 [pid 646] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 648] write(3, "1000", 4 [pid 646] <... bpf resumed>) = 0 [pid 648] <... write resumed>) = 4 [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 [pid 647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 648] close(3) = 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) = 3 [pid 648] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 647] <... openat resumed>) = 3 [pid 646] <... bpf resumed>) = 4 [pid 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 647] write(3, "1000", 4 [pid 646] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 647] <... write resumed>) = 4 [pid 647] close(3) = 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) = 3 [pid 647] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 640] +++ exited with 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) = 4 [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 647] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 649 attached , child_tidptr=0x5555558e4650) = 649 [pid 649] set_robust_list(0x5555558e4660, 24) = 0 [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 649] setpgid(0, 0) = 0 [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 649] write(3, "1000", 4) = 4 [pid 649] close(3) = 0 [pid 649] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 649] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [ 31.668615][ T638] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 31.676423][ T638] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 31.684352][ T638] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 31.692159][ T638] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 31.699975][ T638] [pid 649] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 648] <... bpf resumed>) = 5 [pid 645] <... bpf resumed>) = 5 [pid 647] <... bpf resumed>) = 5 [pid 646] <... bpf resumed>) = 5 [pid 649] <... bpf resumed>) = 5 [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 647] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 646] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 645] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 649] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 648] <... bpf resumed>) = 6 [pid 647] <... bpf resumed>) = 6 [pid 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 647] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 648] <... bpf resumed>) = 7 [pid 647] <... bpf resumed>) = 7 [pid 648] exit_group(0 [pid 647] exit_group(0 [pid 648] <... exit_group resumed>) = ? [pid 647] <... exit_group resumed>) = ? [pid 649] <... bpf resumed>) = 6 [pid 648] +++ exited with 0 +++ [pid 647] +++ exited with 0 +++ [pid 646] <... bpf resumed>) = 6 [pid 645] <... bpf resumed>) = 6 [pid 649] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 646] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 645] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [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 645] <... bpf resumed>) = 7 [pid 646] <... bpf resumed>) = 7 [pid 645] exit_group(0 [pid 646] exit_group(0 [pid 645] <... exit_group resumed>) = ? [pid 649] <... bpf resumed>) = 7 [pid 645] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 646] <... exit_group resumed>) = ? [pid 646] +++ exited with 0 +++ [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 297] restart_syscall(<... resuming interrupted clone ...> [pid 649] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 649] <... exit_group resumed>) = ? [pid 297] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 650 [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 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 652 ./strace-static-x86_64: Process 650 attached [pid 650] set_robust_list(0x5555558e4660, 24) = 0 [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 651 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 653 [pid 650] <... prctl resumed>) = 0 [pid 650] setpgid(0, 0) = 0 [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 650] write(3, "1000", 4) = 4 [pid 650] close(3) = 0 [pid 650] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 653 attached ./strace-static-x86_64: Process 651 attached ) = 3 [pid 650] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 653] set_robust_list(0x5555558e4660, 24) = 0 [pid 651] set_robust_list(0x5555558e4660, 24 [pid 650] <... bpf resumed>) = 4 [pid 650] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 652 attached [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 652] set_robust_list(0x5555558e4660, 24) = 0 [pid 653] <... prctl resumed>) = 0 [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 651] <... set_robust_list resumed>) = 0 [pid 652] <... prctl resumed>) = 0 [pid 652] setpgid(0, 0) = 0 [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 653] setpgid(0, 0 [pid 652] write(3, "1000", 4) = 4 [pid 652] close(3) = 0 [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) = 3 [pid 652] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 653] <... setpgid resumed>) = 0 [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 652] <... bpf resumed>) = 4 [pid 651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 652] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 653] <... openat resumed>) = 3 [pid 651] <... prctl resumed>) = 0 [pid 653] write(3, "1000", 4 [pid 651] setpgid(0, 0 [pid 653] <... write resumed>) = 4 [pid 651] <... setpgid resumed>) = 0 [pid 653] close(3 [pid 651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 653] <... 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 651] <... openat resumed>) = 3 [pid 653] <... bpf resumed>) = 3 [pid 651] write(3, "1000", 4 [pid 653] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 651] <... write resumed>) = 4 [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 651] close(3 [pid 650] <... bpf resumed>) = 5 [pid 651] <... close resumed>) = 0 [pid 650] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 653] <... bpf resumed>) = 4 [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 resumed>) = 6 [pid 653] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 650] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 651] <... bpf resumed>) = 3 [pid 651] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 651] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 652] <... bpf resumed>) = 5 [pid 650] <... bpf resumed>) = 7 [pid 649] +++ exited with 0 +++ [pid 653] <... bpf resumed>) = 5 [pid 652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 651] <... bpf resumed>) = 5 [pid 650] exit_group(0 [pid 653] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 652] <... bpf resumed>) = 6 [pid 650] <... exit_group resumed>) = ? [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 652] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 651] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 650] +++ exited with 0 +++ [pid 652] <... bpf resumed>) = 7 [pid 652] exit_group(0) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 652] +++ exited with 0 +++ [pid 651] <... bpf resumed>) = 6 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted clone ...> [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 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 654 attached [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 654 [pid 654] set_robust_list(0x5555558e4660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 654] <... set_robust_list resumed>) = 0 [pid 654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 654] setpgid(0, 0) = 0 [pid 654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 655 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 656 [pid 654] write(3, "1000", 4) = 4 [pid 653] <... bpf resumed>) = 6 [pid 654] close(3 [pid 651] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 654] <... close resumed>) = 0 [pid 653] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 651] <... bpf resumed>) = 7 [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>) = 7 [pid 651] exit_group(0 [pid 654] <... bpf resumed>) = 3 [pid 651] <... exit_group resumed>) = ? [pid 654] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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] exit_group(0) = ? [pid 654] <... bpf resumed>) = 4 [pid 654] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 651] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 655 attached [pid 655] set_robust_list(0x5555558e4660, 24) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 655] setpgid(0, 0 [pid 654] <... bpf resumed>) = 6 [pid 655] <... setpgid resumed>) = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 657 [pid 654] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 655] <... openat resumed>) = 3 [pid 655] write(3, "1000", 4) = 4 [pid 655] close(3) = 0 [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) = 3 ./strace-static-x86_64: Process 656 attached [pid 655] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 656] set_robust_list(0x5555558e4660, 24 [pid 655] <... bpf resumed>) = 4 [pid 656] <... set_robust_list resumed>) = 0 [pid 655] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 656] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 657 attached [pid 657] set_robust_list(0x5555558e4660, 24) = 0 [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 657] setpgid(0, 0) = 0 [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 657] write(3, "1000", 4) = 4 [pid 656] <... prctl resumed>) = 0 [pid 657] close(3 [pid 656] setpgid(0, 0 [pid 657] <... close 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) = 3 [pid 657] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 656] <... setpgid resumed>) = 0 [pid 657] <... bpf resumed>) = 4 [pid 656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 657] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 656] <... openat resumed>) = 3 [pid 656] write(3, "1000", 4) = 4 [pid 656] close(3) = 0 [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) = 3 [pid 656] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 656] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 657] <... bpf resumed>) = 5 [pid 655] <... bpf resumed>) = 5 [pid 654] <... bpf resumed>) = 7 [pid 653] +++ exited with 0 +++ [pid 657] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 656] <... bpf resumed>) = 5 [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 654] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 657] <... bpf resumed>) = 6 [pid 656] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 655] <... bpf resumed>) = 6 [pid 654] <... exit_group resumed>) = ? [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 657] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 656] <... bpf resumed>) = 6 [pid 655] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 654] +++ exited with 0 +++ [pid 295] <... restart_syscall resumed>) = 0 [pid 657] <... bpf resumed>) = 7 [pid 656] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 655] <... bpf resumed>) = 7 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 657] exit_group(0 [pid 656] <... bpf resumed>) = 7 [pid 655] exit_group(0 [pid 657] <... exit_group resumed>) = ? [pid 655] <... exit_group resumed>) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 657] +++ exited with 0 +++ [pid 656] exit_group(0 [pid 655] +++ exited with 0 +++ [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 658 [pid 656] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 658 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 659 ./strace-static-x86_64: Process 659 attached [pid 659] set_robust_list(0x5555558e4660, 24) = 0 [pid 659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 659] <... prctl resumed>) = 0 [pid 659] setpgid(0, 0) = 0 [pid 659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 659] <... openat resumed>) = 3 [pid 659] write(3, "1000", 4) = 4 [pid 659] close(3 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 660 [pid 659] <... close resumed>) = 0 [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 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 661 [pid 659] <... bpf resumed>) = 3 [pid 658] set_robust_list(0x5555558e4660, 24 [pid 659] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 658] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 661 attached [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 661] set_robust_list(0x5555558e4660, 24 [pid 659] <... bpf resumed>) = 4 [pid 659] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 660 attached [pid 660] set_robust_list(0x5555558e4660, 24) = 0 [pid 661] <... set_robust_list resumed>) = 0 [pid 658] setpgid(0, 0 [pid 660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 660] setpgid(0, 0) = 0 [pid 660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 660] write(3, "1000", 4) = 4 [pid 660] close(3) = 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 658] <... setpgid resumed>) = 0 [pid 660] <... bpf resumed>) = 3 [pid 660] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 658] write(3, "1000", 4) = 4 [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 660] <... bpf resumed>) = 4 [pid 660] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 658] close(3 [pid 661] <... prctl resumed>) = 0 [pid 661] setpgid(0, 0 [pid 658] <... close resumed>) = 0 [pid 661] <... setpgid 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) = 3 [pid 658] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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] <... bpf resumed>) = 5 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 661] <... openat resumed>) = 3 [pid 659] <... bpf resumed>) = 6 [pid 658] <... bpf resumed>) = 4 [pid 659] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 658] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 661] write(3, "1000", 4) = 4 [pid 661] close(3) = 0 [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) = 3 [pid 661] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 661] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 660] <... bpf resumed>) = 5 [pid 659] <... bpf resumed>) = 7 [pid 656] +++ exited with 0 +++ [pid 661] <... bpf resumed>) = 5 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 659] exit_group(0 [pid 658] <... bpf resumed>) = 5 [pid 661] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 660] <... bpf resumed>) = 6 [pid 659] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 660] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 659] +++ exited with 0 +++ [pid 658] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 660] <... bpf resumed>) = 7 [pid 299] <... restart_syscall resumed>) = 0 [pid 660] exit_group(0) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 660] +++ exited with 0 +++ [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 662 attached ./strace-static-x86_64: Process 663 attached [pid 658] <... bpf resumed>) = 6 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 663] set_robust_list(0x5555558e4660, 24 [pid 662] set_robust_list(0x5555558e4660, 24 [pid 661] <... bpf resumed>) = 6 [pid 658] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 663 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 662 [pid 658] <... bpf resumed>) = 7 [pid 658] exit_group(0 [pid 297] <... restart_syscall resumed>) = 0 [pid 658] <... exit_group resumed>) = ? [pid 663] <... set_robust_list resumed>) = 0 [pid 662] <... set_robust_list resumed>) = 0 [pid 661] 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 663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 663] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 664 attached [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 664 [pid 662] <... prctl resumed>) = 0 [pid 664] set_robust_list(0x5555558e4660, 24 [pid 663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 662] setpgid(0, 0 [pid 664] <... set_robust_list resumed>) = 0 [pid 662] <... setpgid resumed>) = 0 [pid 662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 663] <... openat resumed>) = 3 [pid 664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 663] write(3, "1000", 4 [pid 662] write(3, "1000", 4 [pid 664] <... prctl resumed>) = 0 [pid 663] <... write resumed>) = 4 [pid 662] <... write resumed>) = 4 [pid 663] close(3 [pid 662] close(3 [pid 664] setpgid(0, 0 [pid 663] <... close resumed>) = 0 [pid 662] <... close resumed>) = 0 [pid 664] <... setpgid resumed>) = 0 [pid 664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] <... openat resumed>) = 3 [pid 663] <... bpf resumed>) = 3 [pid 662] <... bpf resumed>) = 3 [pid 664] write(3, "1000", 4) = 4 [pid 663] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 662] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 664] close(3 [pid 663] <... bpf resumed>) = 0 [pid 662] <... bpf resumed>) = 0 [pid 664] <... close resumed>) = 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 [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_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 664] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 662] <... bpf resumed>) = 4 [pid 664] <... bpf resumed>) = 4 [pid 663] <... bpf resumed>) = 4 [pid 662] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 664] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 663] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 664] <... bpf resumed>) = 5 [pid 662] <... bpf resumed>) = 5 [pid 661] <... bpf resumed>) = 7 [pid 658] +++ exited with 0 +++ [pid 663] <... bpf resumed>) = 5 [pid 664] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 662] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 664] <... bpf resumed>) = 6 [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 661] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 664] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 664] exit_group(0) = ? [pid 664] +++ exited with 0 +++ [pid 662] <... bpf resumed>) = 6 [pid 661] <... exit_group resumed>) = ? [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 662] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 661] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=661, 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=664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... restart_syscall resumed>) = 0 [pid 662] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 662] exit_group(0 [pid 294] <... restart_syscall resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 665 [pid 662] <... exit_group resumed>) = ? [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=0x5555558e4650) = 666 ./strace-static-x86_64: Process 665 attached [pid 665] set_robust_list(0x5555558e4660, 24) = 0 [pid 665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 665] setpgid(0, 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 667 [pid 665] <... setpgid resumed>) = 0 [pid 665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 663] <... bpf resumed>) = 6 [pid 663] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16./strace-static-x86_64: Process 667 attached [pid 665] <... openat resumed>) = 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) = 3 [pid 665] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 667] set_robust_list(0x5555558e4660, 24) = 0 [pid 665] <... bpf resumed>) = 4 [pid 665] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 666 attached [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 666] set_robust_list(0x5555558e4660, 24 [pid 667] <... prctl resumed>) = 0 [pid 666] <... set_robust_list resumed>) = 0 [pid 666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 666] setpgid(0, 0) = 0 [pid 666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 667] setpgid(0, 0 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... setpgid resumed>) = 0 [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 666] <... bpf resumed>) = 4 [pid 666] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 667] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 667] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 666] <... bpf resumed>) = 5 [pid 665] <... bpf resumed>) = 5 [pid 663] <... bpf resumed>) = 7 [pid 662] +++ exited with 0 +++ [pid 667] <... bpf resumed>) = 5 [pid 666] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 665] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 663] exit_group(0 [pid 667] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 666] <... bpf resumed>) = 6 [pid 665] <... bpf resumed>) = 6 [pid 663] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 666] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 665] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 663] +++ exited with 0 +++ [pid 666] <... bpf resumed>) = 7 [pid 665] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 667] <... bpf resumed>) = 6 [pid 666] exit_group(0 [pid 665] exit_group(0 [pid 667] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 666] <... exit_group resumed>) = ? [pid 665] <... exit_group resumed>) = ? [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 667] <... bpf resumed>) = 7 [pid 666] +++ exited with 0 +++ [pid 665] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=666, 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 667] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 669 attached [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 669 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 668 [pid 667] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 668 attached [pid 668] set_robust_list(0x5555558e4660, 24) = 0 [pid 668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 668] setpgid(0, 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 670 [pid 668] <... setpgid resumed>) = 0 [pid 668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 668] write(3, "1000", 4) = 4 [pid 668] close(3) = 0 [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 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 671 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] set_robust_list(0x5555558e4660, 24 [pid 668] <... bpf resumed>) = 4 [pid 668] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 670 attached [pid 669] <... set_robust_list resumed>) = 0 [pid 670] set_robust_list(0x5555558e4660, 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 [pid 669] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 671 attached [pid 671] set_robust_list(0x5555558e4660, 24) = 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] <... prctl resumed>) = 0 [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_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 670] <... openat resumed>) = 3 [pid 669] setpgid(0, 0 [pid 671] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 670] write(3, "1000", 4 [pid 669] <... setpgid resumed>) = 0 [pid 669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 670] <... write resumed>) = 4 [pid 670] close(3 [pid 669] <... openat resumed>) = 3 [pid 669] write(3, "1000", 4 [pid 670] <... close resumed>) = 0 [pid 669] <... write resumed>) = 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 669] close(3 [pid 670] <... bpf resumed>) = 3 [pid 669] <... close resumed>) = 0 [pid 670] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 670] <... bpf resumed>) = 0 [pid 669] <... bpf resumed>) = 3 [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 [pid 669] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 668] <... bpf resumed>) = 5 [pid 668] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 670] <... bpf resumed>) = 4 [pid 669] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 668] <... bpf resumed>) = 6 [pid 668] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 670] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 671] <... bpf resumed>) = 5 [pid 667] +++ exited with 0 +++ [pid 671] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 669] <... bpf resumed>) = 5 [pid 668] <... bpf resumed>) = 7 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 671] <... bpf resumed>) = 6 [pid 670] <... bpf resumed>) = 5 [pid 668] exit_group(0 [pid 669] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 671] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 668] <... exit_group resumed>) = ? [pid 671] <... bpf resumed>) = 7 [pid 670] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 669] <... bpf resumed>) = 6 [pid 668] +++ exited with 0 +++ [pid 671] exit_group(0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=668, 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 671] <... exit_group resumed>) = ? [pid 671] +++ exited with 0 +++ [pid 297] --- 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 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 672 [pid 670] <... bpf resumed>) = 6 [pid 669] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 673 [pid 670] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 669] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 670] <... bpf resumed>) = 7 [pid 669] exit_group(0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 674 ./strace-static-x86_64: Process 672 attached [pid 669] <... exit_group resumed>) = ? [pid 672] set_robust_list(0x5555558e4660, 24) = 0 [pid 672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 670] exit_group(0 [pid 672] <... prctl resumed>) = 0 [pid 672] setpgid(0, 0 [pid 670] <... exit_group resumed>) = ? [pid 672] <... setpgid resumed>) = 0 [pid 672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 672] write(3, "1000", 4) = 4 [pid 672] close(3) = 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 669] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 673 attached [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 673] set_robust_list(0x5555558e4660, 24 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 675 [pid 673] <... set_robust_list resumed>) = 0 [pid 672] <... bpf resumed>) = 3 [pid 672] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 673] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 675 attached ) = 0 [pid 672] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 674 attached [pid 673] setpgid(0, 0 [pid 674] set_robust_list(0x5555558e4660, 24) = 0 [pid 674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 673] <... setpgid resumed>) = 0 [pid 672] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 674] <... prctl resumed>) = 0 [pid 674] setpgid(0, 0) = 0 [pid 674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 674] write(3, "1000", 4) = 4 [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 674] close(3) = 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 673] <... openat resumed>) = 3 [pid 674] <... bpf resumed>) = 3 [pid 674] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 675] set_robust_list(0x5555558e4660, 24 [pid 674] <... bpf resumed>) = 4 [pid 673] write(3, "1000", 4 [pid 674] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 673] <... write resumed>) = 4 [pid 675] <... set_robust_list resumed>) = 0 [pid 673] close(3 [pid 675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 673] <... close resumed>) = 0 [pid 675] <... prctl resumed>) = 0 [pid 675] setpgid(0, 0) = 0 [pid 675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 675] write(3, "1000", 4) = 4 [pid 675] close(3) = 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) = 3 [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 675] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 673] <... bpf resumed>) = 3 [pid 675] <... bpf resumed>) = 4 [pid 673] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 675] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 673] <... bpf resumed>) = 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) = 4 [pid 673] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 672] <... bpf resumed>) = 5 [pid 672] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 672] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 675] <... bpf resumed>) = 5 [pid 674] <... bpf resumed>) = 5 [pid 673] <... bpf resumed>) = 5 [pid 672] <... bpf resumed>) = 7 [pid 670] +++ exited with 0 +++ [pid 675] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 674] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 673] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 672] exit_group(0 [pid 675] <... bpf resumed>) = 6 [pid 674] <... bpf resumed>) = 6 [pid 673] <... bpf resumed>) = 6 [pid 672] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 675] 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 673] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 672] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [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 675] <... bpf resumed>) = 7 [pid 674] <... bpf resumed>) = 7 [pid 673] <... bpf resumed>) = 7 [pid 675] exit_group(0 [pid 674] exit_group(0 [pid 673] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 675] <... exit_group resumed>) = ? [pid 674] <... exit_group resumed>) = ? [pid 673] <... exit_group resumed>) = ? [pid 675] +++ exited with 0 +++ [pid 674] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=675, 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 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=674, 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 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 677 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 676 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 678 ./strace-static-x86_64: Process 677 attached [pid 297] <... restart_syscall resumed>) = 0 [pid 677] set_robust_list(0x5555558e4660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 677] <... set_robust_list resumed>) = 0 [pid 677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 677] setpgid(0, 0) = 0 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 679 [pid 677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 678 attached ./strace-static-x86_64: Process 676 attached [pid 678] set_robust_list(0x5555558e4660, 24) = 0 [pid 677] <... openat resumed>) = 3 [pid 677] write(3, "1000", 4) = 4 [pid 677] close(3) = 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) = 3 [pid 677] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 676] set_robust_list(0x5555558e4660, 24 [pid 678] <... prctl resumed>) = 0 [pid 676] <... set_robust_list resumed>) = 0 [pid 677] <... bpf resumed>) = 4 [pid 678] setpgid(0, 0 [pid 677] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 679 attached [pid 678] <... setpgid resumed>) = 0 [pid 679] set_robust_list(0x5555558e4660, 24) = 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) = 4 [pid 679] close(3) = 0 [pid 678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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) = 3 [pid 678] <... openat resumed>) = 3 [pid 679] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 678] write(3, "1000", 4 [pid 676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 678] <... write resumed>) = 4 [pid 676] <... prctl resumed>) = 0 [pid 678] close(3 [pid 676] setpgid(0, 0 [pid 679] <... bpf resumed>) = 4 [pid 678] <... close resumed>) = 0 [pid 677] <... bpf resumed>) = 5 [pid 676] <... setpgid resumed>) = 0 [pid 677] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [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 676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 678] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 676] <... openat resumed>) = 3 [pid 677] <... bpf resumed>) = 6 [pid 676] write(3, "1000", 4 [pid 679] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 678] <... bpf resumed>) = 4 [pid 677] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 678] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 676] <... write resumed>) = 4 [pid 676] close(3) = 0 [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) = 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) = 4 [pid 676] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 679] <... bpf resumed>) = 5 [pid 678] <... bpf resumed>) = 5 [pid 677] <... bpf resumed>) = 7 [pid 676] <... bpf resumed>) = 5 [pid 673] +++ exited with 0 +++ [pid 679] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 678] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 677] exit_group(0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 676] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 679] <... bpf resumed>) = 6 [pid 676] <... bpf resumed>) = 6 [pid 296] <... restart_syscall resumed>) = 0 [pid 676] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 679] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 678] <... bpf resumed>) = 6 [pid 677] <... exit_group resumed>) = ? [pid 676] exit_group(0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 676] <... exit_group resumed>) = ? [pid 678] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 676] +++ exited with 0 +++ [pid 679] <... bpf resumed>) = 7 [pid 678] <... bpf resumed>) = 7 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 680 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 678] exit_group(0./strace-static-x86_64: Process 680 attached [pid 679] exit_group(0 [pid 678] <... exit_group resumed>) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 680] set_robust_list(0x5555558e4660, 24) = 0 [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 681 [pid 680] setpgid(0, 0) = 0 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 680] write(3, "1000", 4) = 4 [pid 680] close(3) = 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) = 3 [pid 680] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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./strace-static-x86_64: Process 681 attached [pid 681] set_robust_list(0x5555558e4660, 24 [pid 678] +++ exited with 0 +++ [pid 681] <... set_robust_list resumed>) = 0 [pid 681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 681] setpgid(0, 0) = 0 [pid 681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 681] write(3, "1000", 4) = 4 [pid 681] close(3) = 0 [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) = 3 [pid 681] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 681] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 681] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 681] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 681] exit_group(0) = ? [pid 681] +++ exited with 0 +++ [ 32.024105][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 32.036009][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000104, exited with 00000103? [ 32.048167][ T678] BUG: scheduling while atomic: syz-executor300/678/0x00000003 [ 32.055865][ T678] Modules linked in: [ 32.060042][ T678] Preemption disabled at: [ 32.060058][ T678] [] up_write+0x27/0x1f0 [ 32.070239][ T678] CPU: 1 PID: 678 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 32.081682][ T678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.091577][ T678] Call Trace: [ 32.094699][ T678] [ 32.097478][ T678] dump_stack_lvl+0x151/0x1b7 [ 32.101992][ T678] ? up_write+0x27/0x1f0 [ 32.106071][ T678] ? up_write+0x27/0x1f0 [ 32.110152][ T678] ? io_uring_drop_tctx_refs+0x190/0x190 [ 32.115615][ T678] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 32.121259][ T678] ? __wake_up_sync_key+0x1b1/0x3d0 [ 32.126293][ T678] ? up_write+0x27/0x1f0 [ 32.130371][ T678] dump_stack+0x15/0x17 [ 32.134367][ T678] __schedule_bug+0x195/0x260 [ 32.138877][ T678] ? ttwu_queue_wakelist+0x510/0x510 [ 32.143998][ T678] ? __send_signal+0x96f/0xcb0 [ 32.148598][ T678] __schedule+0xd19/0x1590 [ 32.152849][ T678] ? __kasan_check_write+0x14/0x20 [ 32.157796][ T678] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 32.163094][ T678] ? __sched_text_start+0x8/0x8 [ 32.167783][ T678] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 32.173249][ T678] do_task_dead+0x99/0xa0 [ 32.177413][ T678] do_exit+0x2089/0x2ca0 [ 32.181497][ T678] ? put_task_struct+0x80/0x80 [ 32.186107][ T678] ? ptrace_notify+0x24c/0x350 [ 32.190694][ T678] ? do_notify_parent+0xa30/0xa30 [ 32.195556][ T678] do_group_exit+0x141/0x310 [ 32.199982][ T678] __x64_sys_exit_group+0x3f/0x40 [ 32.204867][ T678] do_syscall_64+0x3d/0xb0 [ 32.209093][ T678] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.214826][ T678] RIP: 0033:0x7f2bc4ba4ff9 [ 32.219074][ T678] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. [ 32.226277][ T678] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.234523][ T678] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 32.242339][ T678] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 32.250148][ T678] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 32.257958][ T678] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 32.265767][ T678] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [pid 680] <... bpf resumed>) = 4 [pid 680] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=681, 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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 680] <... bpf resumed>) = 5 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 683 ./strace-static-x86_64: Process 683 attached [pid 680] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 684 [pid 680] <... bpf resumed>) = 6 [pid 683] set_robust_list(0x5555558e4660, 24 [pid 679] <... exit_group resumed>) = ? [pid 680] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 683] <... set_robust_list resumed>) = 0 [pid 680] <... bpf resumed>) = 7 [pid 680] exit_group(0) = ? [pid 683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 677] +++ exited with 0 +++ [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 294] restart_syscall(<... resuming interrupted clone ...> [pid 679] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 684 attached [pid 684] set_robust_list(0x5555558e4660, 24) = 0 [pid 684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 684] setpgid(0, 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 684] <... setpgid resumed>) = 0 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 685 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 686 [pid 684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 684] write(3, "1000", 4) = 4 [pid 684] close(3) = 0 [pid 683] <... prctl resumed>) = 0 [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) = 3 [pid 684] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 683] setpgid(0, 0 [pid 684] <... bpf resumed>) = 0 [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 683] <... setpgid resumed>) = 0 [pid 684] <... bpf resumed>) = 4 [pid 683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 683] write(3, "1000", 4 [pid 684] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 683] <... write resumed>) = 4 ./strace-static-x86_64: Process 686 attached [pid 686] set_robust_list(0x5555558e4660, 24) = 0 [pid 686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 686] setpgid(0, 0./strace-static-x86_64: Process 685 attached ) = 0 [pid 685] set_robust_list(0x5555558e4660, 24 [pid 686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 685] <... set_robust_list resumed>) = 0 [pid 685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 686] <... openat resumed>) = 3 [pid 685] setpgid(0, 0) = 0 [pid 685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 686] write(3, "1000", 4) = 4 [pid 686] close(3) = 0 [pid 683] close(3 [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] <... openat resumed>) = 3 [pid 686] <... bpf resumed>) = 3 [pid 680] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=680, si_uid=0, si_status=0, si_utime=0, si_stime=22} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 687 [pid 686] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 683] <... close resumed>) = 0 [pid 686] <... bpf resumed>) = 0 [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 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 685] write(3, "1000", 4 [pid 683] <... bpf resumed>) = 3 [pid 685] <... write resumed>) = 4 [pid 685] close(3) = 0 [pid 686] <... bpf resumed>) = 4 [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 683] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 686] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 685] <... bpf resumed>) = 3 [pid 685] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 683] <... bpf resumed>) = 4 [pid 685] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 683] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 687 attached [pid 687] set_robust_list(0x5555558e4660, 24) = 0 [pid 687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 687] setpgid(0, 0) = 0 [pid 687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 687] write(3, "1000", 4) = 4 [pid 687] close(3) = 0 [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) = 3 [pid 687] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [ 32.273589][ T678] [pid 687] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 684] <... bpf resumed>) = 5 [pid 686] <... bpf resumed>) = 5 [pid 687] <... bpf resumed>) = 5 [pid 686] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 685] <... bpf resumed>) = 5 [pid 684] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 683] <... bpf resumed>) = 5 [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 686] <... bpf resumed>) = 6 [pid 685] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 684] <... bpf resumed>) = 6 [pid 683] <... bpf resumed>) = 6 [pid 686] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 684] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 683] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 684] <... bpf resumed>) = 7 [pid 683] <... bpf resumed>) = 7 [pid 684] exit_group(0 [pid 683] exit_group(0 [pid 684] <... exit_group resumed>) = ? [pid 683] <... exit_group resumed>) = ? [pid 687] <... bpf resumed>) = 6 [pid 686] <... bpf resumed>) = 7 [pid 685] <... bpf resumed>) = 6 [pid 684] +++ exited with 0 +++ [pid 683] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 685] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 687] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 686] exit_group(0 [pid 685] <... bpf resumed>) = 7 [pid 686] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 685] exit_group(0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 688 [pid 685] <... exit_group resumed>) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 688 attached [pid 688] set_robust_list(0x5555558e4660, 24) = 0 [pid 688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 689 [pid 688] <... prctl resumed>) = 0 [pid 688] setpgid(0, 0) = 0 [pid 688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 688] write(3, "1000", 4) = 4 [pid 688] close(3) = 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 685] +++ exited with 0 +++ [pid 294] --- 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] restart_syscall(<... resuming interrupted clone ...> [pid 688] <... bpf resumed>) = 3 [pid 688] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 689 attached [pid 294] <... restart_syscall resumed>) = 0 [pid 688] <... bpf resumed>) = 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 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 690 [pid 689] set_robust_list(0x5555558e4660, 24) = 0 [pid 688] <... bpf resumed>) = 4 [pid 689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 688] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 689] <... prctl resumed>) = 0 [pid 689] setpgid(0, 0./strace-static-x86_64: Process 690 attached [pid 690] set_robust_list(0x5555558e4660, 24) = 0 [pid 690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 689] <... setpgid resumed>) = 0 [pid 690] <... prctl resumed>) = 0 [pid 690] setpgid(0, 0) = 0 [pid 689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 689] <... openat resumed>) = 3 [pid 690] write(3, "1000", 4) = 4 [pid 690] close(3) = 0 [pid 689] write(3, "1000", 4) = 4 [pid 689] close(3) = 0 [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 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 [pid 690] <... bpf resumed>) = 3 [pid 689] <... bpf resumed>) = 3 [pid 689] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 690] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 689] <... bpf resumed>) = 4 [pid 689] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 690] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 686] +++ exited with 0 +++ [pid 297] --- 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] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 688] <... bpf resumed>) = 5 [pid 687] exit_group(0 [pid 688] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 689] <... bpf resumed>) = 5 [pid 688] <... bpf resumed>) = 6 [pid 687] <... exit_group resumed>) = ? [pid 688] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 688] exit_group(0) = ? [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 687] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 691 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=687, 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 691 attached [pid 691] set_robust_list(0x5555558e4660, 24) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 692 [pid 691] setpgid(0, 0) = 0 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 691] write(3, "1000", 4) = 4 [pid 691] close(3) = 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 [pid 689] <... bpf resumed>) = 6 [pid 689] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 691] <... bpf resumed>) = 3 [pid 691] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 691] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16./strace-static-x86_64: Process 692 attached [pid 692] set_robust_list(0x5555558e4660, 24) = 0 [pid 692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 692] setpgid(0, 0) = 0 [pid 692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 692] write(3, "1000", 4) = 4 [pid 692] close(3) = 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) = 3 [pid 692] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 692] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 691] <... bpf resumed>) = 5 [pid 690] <... bpf resumed>) = 5 [pid 689] <... bpf resumed>) = 7 [pid 688] +++ exited with 0 +++ [pid 691] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 691] <... bpf resumed>) = 6 [pid 689] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 692] <... bpf resumed>) = 5 [pid 691] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 692] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 691] <... bpf resumed>) = 7 [pid 692] <... bpf resumed>) = 6 [pid 691] exit_group(0 [pid 690] <... bpf resumed>) = 6 [pid 689] <... exit_group resumed>) = ? [pid 691] <... exit_group resumed>) = ? [pid 690] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 691] +++ exited with 0 +++ [pid 689] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 692] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 690] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 693 attached [pid 692] <... bpf resumed>) = 7 [pid 690] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 693] set_robust_list(0x5555558e4660, 24 [pid 692] exit_group(0 [pid 690] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 693 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 693] <... set_robust_list resumed>) = 0 [pid 692] <... exit_group resumed>) = ? [pid 690] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 694 [pid 295] <... restart_syscall resumed>) = 0 [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=690, 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 693] setpgid(0, 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 694 attached [pid 694] set_robust_list(0x5555558e4660, 24) = 0 [pid 694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 694] setpgid(0, 0) = 0 [pid 694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 693] <... setpgid resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 695 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 696 [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 694] <... openat resumed>) = 3 [pid 694] write(3, "1000", 4./strace-static-x86_64: Process 696 attached [pid 693] <... openat resumed>) = 3 [pid 694] <... write resumed>) = 4 [pid 694] close(3) = 0 [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 [pid 696] set_robust_list(0x5555558e4660, 24 [pid 693] write(3, "1000", 4 [pid 696] <... set_robust_list resumed>) = 0 [pid 693] <... write resumed>) = 4 [pid 693] close(3) = 0 [pid 696] prctl(PR_SET_PDEATHSIG, SIGKILL [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] <... bpf resumed>) = 3 [pid 693] <... bpf resumed>) = 3 [pid 694] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 696] <... prctl resumed>) = 0 [pid 694] <... bpf resumed>) = 0 [pid 693] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 693] <... bpf resumed>) = 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 696] setpgid(0, 0) = 0 [pid 694] <... bpf resumed>) = 4 [pid 693] <... bpf resumed>) = 4 [pid 694] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 693] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 695 attached [pid 695] set_robust_list(0x5555558e4660, 24 [pid 696] <... openat resumed>) = 3 [pid 696] write(3, "1000", 4) = 4 [pid 696] close(3 [pid 695] <... set_robust_list resumed>) = 0 [pid 695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 696] <... close resumed>) = 0 [pid 695] setpgid(0, 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 [pid 695] <... setpgid resumed>) = 0 [pid 696] <... bpf resumed>) = 3 [pid 696] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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] 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>) = 4 [pid 695] <... close resumed>) = 0 [pid 696] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 3 [pid 695] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 695] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 694] <... bpf resumed>) = 5 [pid 693] <... bpf resumed>) = 5 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 694] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 692] +++ exited with 0 +++ [pid 696] <... bpf resumed>) = 5 [pid 695] <... bpf resumed>) = 6 [pid 694] <... bpf resumed>) = 6 [pid 693] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 694] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 694] exit_group(0 [pid 695] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 694] <... exit_group resumed>) = ? [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 695] <... bpf resumed>) = 7 [pid 694] +++ exited with 0 +++ [pid 693] <... bpf resumed>) = 6 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 696] <... bpf resumed>) = 6 [pid 695] exit_group(0 [pid 693] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=694, si_uid=0, si_status=0, si_utime=0, si_stime=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 697 attached [pid 693] <... bpf resumed>) = 7 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 697 [pid 696] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 695] <... exit_group resumed>) = ? [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 697] set_robust_list(0x5555558e4660, 24) = 0 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 697] setpgid(0, 0) = 0 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 698 [pid 693] exit_group(0 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 696] <... bpf resumed>) = 7 [pid 693] <... exit_group resumed>) = ? [pid 697] <... openat resumed>) = 3 [pid 697] write(3, "1000", 4) = 4 [pid 697] close(3) = 0 [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) = 3 [pid 697] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 693] +++ exited with 0 +++ [pid 696] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 696] <... exit_group resumed>) = ? [pid 697] <... bpf resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 697] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 697] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46) = 6 [pid 696] +++ exited with 0 +++ ./strace-static-x86_64: Process 698 attached [pid 698] set_robust_list(0x5555558e4660, 24) = 0 [pid 698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 698] setpgid(0, 0) = 0 [pid 698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 697] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 699 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 697] <... bpf resumed>) = 7 [pid 698] write(3, "1000", 4 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 698] <... write resumed>) = 4 [pid 697] exit_group(0 [pid 698] close(3) = 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] <... exit_group resumed>) = ? [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 700 [pid 698] <... bpf resumed>) = 3 [pid 698] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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./strace-static-x86_64: Process 699 attached [pid 695] +++ exited with 0 +++ [pid 699] set_robust_list(0x5555558e4660, 24 [pid 698] <... bpf resumed>) = 4 [pid 295] --- 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] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 698] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 700 attached [pid 700] set_robust_list(0x5555558e4660, 24) = 0 [pid 700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 701 [pid 700] <... prctl resumed>) = 0 [pid 700] setpgid(0, 0) = 0 [pid 699] <... set_robust_list resumed>) = 0 [pid 700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 700] <... openat resumed>) = 3 [pid 699] <... prctl resumed>) = 0 [pid 700] write(3, "1000", 4) = 4 [pid 700] close(3) = 0 [pid 699] setpgid(0, 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 699] <... setpgid resumed>) = 0 [pid 699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 700] <... bpf resumed>) = 3 [pid 700] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 699] <... openat resumed>) = 3 [pid 700] <... bpf resumed>) = 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 [pid 699] write(3, "1000", 4 [pid 700] <... bpf resumed>) = 4 [pid 699] <... write resumed>) = 4 [pid 699] close(3) = 0 [pid 700] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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./strace-static-x86_64: Process 701 attached [pid 701] set_robust_list(0x5555558e4660, 24 [pid 699] <... bpf resumed>) = 3 [pid 699] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 701] <... set_robust_list resumed>) = 0 [pid 701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 701] setpgid(0, 0) = 0 [pid 701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 699] <... bpf resumed>) = 4 [pid 699] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 701] <... openat resumed>) = 3 [pid 701] write(3, "1000", 4) = 4 [pid 701] close(3) = 0 [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) = 3 [pid 701] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 701] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 697] +++ 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 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 702 ./strace-static-x86_64: Process 702 attached [pid 702] set_robust_list(0x5555558e4660, 24) = 0 [pid 702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 702] setpgid(0, 0) = 0 [pid 702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 702] write(3, "1000", 4) = 4 [pid 702] close(3) = 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) = 3 [pid 702] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 702] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 698] <... bpf resumed>) = 5 [pid 702] <... bpf resumed>) = 5 [pid 701] <... bpf resumed>) = 5 [pid 700] <... bpf resumed>) = 5 [pid 699] <... bpf resumed>) = 5 [pid 698] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 701] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 699] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 698] <... bpf resumed>) = 6 [pid 702] <... bpf resumed>) = 6 [pid 701] <... bpf resumed>) = 6 [pid 698] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 701] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 700] <... bpf resumed>) = 6 [pid 698] <... bpf resumed>) = 7 [pid 701] <... bpf resumed>) = 7 [pid 698] exit_group(0 [pid 702] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 701] exit_group(0 [pid 700] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 699] <... bpf resumed>) = 6 [pid 698] <... exit_group resumed>) = ? [pid 702] <... bpf resumed>) = 7 [pid 701] <... exit_group resumed>) = ? [pid 700] <... bpf resumed>) = 7 [pid 699] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 698] +++ exited with 0 +++ [pid 702] exit_group(0 [pid 701] +++ exited with 0 +++ [pid 700] exit_group(0) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 699] <... bpf resumed>) = 7 [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 700] +++ exited with 0 +++ [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 702] <... exit_group resumed>) = ? [pid 699] exit_group(0 [pid 296] <... restart_syscall resumed>) = 0 [pid 699] <... exit_group resumed>) = ? [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=700, 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] restart_syscall(<... resuming interrupted clone ...> [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... restart_syscall resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 703 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 704 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 703 attached [pid 703] set_robust_list(0x5555558e4660, 24 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 705 [pid 703] <... set_robust_list resumed>) = 0 [pid 699] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 706 ./strace-static-x86_64: Process 706 attached ./strace-static-x86_64: Process 704 attached [pid 706] set_robust_list(0x5555558e4660, 24 [pid 704] set_robust_list(0x5555558e4660, 24 [pid 706] <... set_robust_list resumed>) = 0 [pid 704] <... set_robust_list resumed>) = 0 [pid 704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 703] <... prctl resumed>) = 0 [pid 703] setpgid(0, 0) = 0 [pid 706] <... prctl resumed>) = 0 [pid 704] <... prctl resumed>) = 0 [pid 706] setpgid(0, 0 [pid 704] setpgid(0, 0 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 706] <... setpgid resumed>) = 0 [pid 704] <... setpgid resumed>) = 0 [pid 703] <... openat resumed>) = 3 [pid 704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 703] write(3, "1000", 4) = 4 [pid 703] close(3) = 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 706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 704] <... openat resumed>) = 3 [pid 704] write(3, "1000", 4 [pid 703] <... bpf resumed>) = 3 [pid 704] <... write resumed>) = 4 [pid 704] close(3) = 0 [pid 703] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 706] <... openat resumed>) = 3 [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./strace-static-x86_64: Process 705 attached [pid 706] write(3, "1000", 4 [pid 703] <... bpf resumed>) = 0 [pid 702] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 706] <... write resumed>) = 4 [pid 704] <... bpf resumed>) = 3 [pid 705] set_robust_list(0x5555558e4660, 24 [pid 704] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 [pid 706] close(3) = 0 [pid 704] <... bpf resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 705] <... set_robust_list resumed>) = 0 [pid 703] <... bpf resumed>) = 4 [pid 705] prctl(PR_SET_PDEATHSIG, SIGKILL [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_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 707 [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) = 3 [pid 705] <... prctl resumed>) = 0 [pid 704] <... bpf resumed>) = 4 [pid 706] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 705] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 707 attached [pid 706] <... bpf resumed>) = 0 [pid 705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 704] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 707] set_robust_list(0x5555558e4660, 24 [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 [pid 705] <... openat resumed>) = 3 [pid 705] write(3, "1000", 4) = 4 [pid 705] close(3 [pid 706] <... bpf resumed>) = 4 [pid 705] <... close resumed>) = 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 707] <... set_robust_list resumed>) = 0 [pid 706] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 705] <... bpf resumed>) = 3 [pid 705] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 707] setpgid(0, 0 [pid 705] <... bpf resumed>) = 4 [pid 707] <... setpgid resumed>) = 0 [pid 705] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 707] write(3, "1000", 4) = 4 [pid 707] close(3) = 0 [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) = 3 [pid 707] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 707] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 703] <... bpf resumed>) = 5 [pid 704] <... bpf resumed>) = 5 [pid 707] <... bpf resumed>) = 5 [pid 706] <... bpf resumed>) = 5 [pid 705] <... bpf resumed>) = 5 [pid 704] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 703] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 707] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 706] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 705] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 707] <... bpf resumed>) = 6 [pid 705] <... bpf resumed>) = 6 [pid 704] <... bpf resumed>) = 6 [pid 707] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 705] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 703] <... bpf resumed>) = 6 [pid 707] <... bpf resumed>) = 7 [pid 705] <... bpf resumed>) = 7 [pid 703] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 707] exit_group(0 [pid 705] exit_group(0 [pid 707] <... exit_group resumed>) = ? [pid 705] <... exit_group resumed>) = ? [pid 703] <... bpf resumed>) = 7 [pid 707] +++ exited with 0 +++ [pid 706] <... bpf resumed>) = 6 [pid 705] +++ exited with 0 +++ [pid 704] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 706] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 703] exit_group(0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 706] <... bpf resumed>) = 7 [pid 704] <... bpf resumed>) = 7 [pid 703] <... exit_group resumed>) = ? [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 706] exit_group(0) = ? [pid 706] +++ exited with 0 +++ [pid 704] exit_group(0 [pid 703] +++ exited with 0 +++ [pid 297] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 704] <... exit_group resumed>) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x5555558e4650) = 708 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 709 ./strace-static-x86_64: Process 709 attached ./strace-static-x86_64: Process 708 attached [pid 709] set_robust_list(0x5555558e4660, 24 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 710 [pid 709] <... set_robust_list resumed>) = 0 [pid 708] set_robust_list(0x5555558e4660, 24 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 708] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 710 attached ./strace-static-x86_64: Process 711 attached [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 711 [pid 709] <... prctl resumed>) = 0 [pid 708] <... prctl resumed>) = 0 [pid 709] setpgid(0, 0 [pid 708] setpgid(0, 0 [pid 709] <... setpgid resumed>) = 0 [pid 708] <... setpgid resumed>) = 0 [pid 710] set_robust_list(0x5555558e4660, 24) = 0 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 710] setpgid(0, 0) = 0 [pid 708] <... openat resumed>) = 3 [pid 709] <... openat resumed>) = 3 [pid 708] write(3, "1000", 4 [pid 709] write(3, "1000", 4 [pid 708] <... write resumed>) = 4 [pid 709] <... write resumed>) = 4 [pid 708] close(3 [pid 709] close(3 [pid 708] <... close resumed>) = 0 [pid 709] <... close resumed>) = 0 [pid 710] 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 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 711] set_robust_list(0x5555558e4660, 24 [pid 710] <... openat resumed>) = 3 [pid 709] <... bpf resumed>) = 3 [pid 710] write(3, "1000", 4 [pid 708] <... bpf resumed>) = 3 [pid 711] <... set_robust_list resumed>) = 0 [pid 710] <... write resumed>) = 4 [pid 709] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 708] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 710] close(3 [pid 709] <... bpf resumed>) = 0 [pid 708] <... bpf resumed>) = 0 [pid 711] <... prctl resumed>) = 0 [pid 710] <... close 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 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] setpgid(0, 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) = 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 [pid 711] <... setpgid resumed>) = 0 [pid 710] <... bpf resumed>) = 4 [pid 709] <... bpf resumed>) = 4 [pid 708] <... bpf resumed>) = 4 [pid 709] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 708] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 710] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [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 711] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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) = 4 [pid 711] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 704] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=704, 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=0x5555558e4650) = 712 ./strace-static-x86_64: Process 712 attached [pid 712] set_robust_list(0x5555558e4660, 24) = 0 [pid 712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 712] setpgid(0, 0) = 0 [pid 712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 712] write(3, "1000", 4) = 4 [pid 712] close(3) = 0 [pid 712] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=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 712] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 712] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 712] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 709] <... bpf resumed>) = 5 [pid 712] <... bpf resumed>) = 5 [pid 711] <... bpf resumed>) = 5 [pid 710] <... bpf resumed>) = 5 [pid 709] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 708] <... bpf resumed>) = 5 [pid 712] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 711] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 710] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 709] <... bpf resumed>) = 6 [pid 709] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 709] <... bpf resumed>) = 7 [pid 709] exit_group(0) = ? [pid 711] <... bpf resumed>) = 6 [pid 709] +++ exited with 0 +++ [pid 710] <... bpf resumed>) = 6 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 708] <... bpf resumed>) = 6 [pid 711] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 710] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 708] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 711] <... bpf resumed>) = 7 [pid 710] <... bpf resumed>) = 7 [pid 710] exit_group(0 [pid 711] exit_group(0) = ? [pid 710] <... exit_group resumed>) = ? [pid 708] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 711] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 713 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 713 attached [pid 713] set_robust_list(0x5555558e4660, 24) = 0 [pid 713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 713] setpgid(0, 0) = 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) = 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) = 3 [pid 713] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 713] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16) = 5 [pid 713] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 710] +++ exited with 0 +++ [pid 713] <... bpf resumed>) = 6 [pid 713] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 713] exit_group(0) = ? [pid 713] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=713, 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 708] exit_group(0) = ? [pid 708] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558e4650) = 715 [pid 297] <... clone resumed>, child_tidptr=0x5555558e4650) = 714 [ 32.523260][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff83e88890 with preempt_count 00000103, exited with 00000102? [ 32.536086][ T710] BUG: scheduling while atomic: syz-executor300/710/0x00000002 [ 32.543593][ T710] Modules linked in: [ 32.547798][ T710] Preemption disabled at: [ 32.547806][ T710] [] is_module_text_address+0x1a/0x140 [ 32.559045][ T710] CPU: 1 PID: 710 Comm: syz-executor300 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0 [ 32.570519][ T710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.580405][ T710] Call Trace: [ 32.583531][ T710] [ 32.586309][ T710] dump_stack_lvl+0x151/0x1b7 [ 32.590831][ T710] ? is_module_text_address+0x1a/0x140 [ 32.596114][ T710] ? is_module_text_address+0x1a/0x140 [ 32.601418][ T710] ? io_uring_drop_tctx_refs+0x190/0x190 [ 32.606879][ T710] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 32.612520][ T710] ? __wake_up_sync_key+0x1b1/0x3d0 [ 32.617557][ T710] ? is_module_text_address+0x1a/0x140 [ 32.622850][ T710] dump_stack+0x15/0x17 [ 32.626841][ T710] __schedule_bug+0x195/0x260 [ 32.631439][ T710] ? ttwu_queue_wakelist+0x510/0x510 [ 32.636563][ T710] ? __send_signal+0x96f/0xcb0 [ 32.641161][ T710] __schedule+0xd19/0x1590 [ 32.645412][ T710] ? __kasan_check_write+0x14/0x20 [ 32.650359][ T710] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 32.655656][ T710] ? __sched_text_start+0x8/0x8 [ 32.660344][ T710] ? _raw_write_lock_irqsave+0x1e0/0x1e0 [ 32.665810][ T710] do_task_dead+0x99/0xa0 [ 32.669978][ T710] do_exit+0x2089/0x2ca0 [ 32.674058][ T710] ? put_task_struct+0x80/0x80 [ 32.678662][ T710] ? ptrace_notify+0x24c/0x350 [ 32.683257][ T710] ? do_notify_parent+0xa30/0xa30 [ 32.688121][ T710] do_group_exit+0x141/0x310 [ 32.692550][ T710] __x64_sys_exit_group+0x3f/0x40 [ 32.697400][ T710] do_syscall_64+0x3d/0xb0 [ 32.701654][ T710] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.707400][ T710] RIP: 0033:0x7f2bc4ba4ff9 [ 32.711643][ T710] Code: Unable to access opcode bytes at RIP 0x7f2bc4ba4fcf. ./strace-static-x86_64: Process 715 attached ./strace-static-x86_64: Process 714 attached [pid 712] <... bpf resumed>) = 6 [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 715] set_robust_list(0x5555558e4660, 24) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 715] setpgid(0, 0 [pid 295] <... clone resumed>, child_tidptr=0x5555558e4650) = 716 [pid 715] <... setpgid resumed>) = 0 [pid 715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 715] <... openat resumed>) = 3 [pid 715] write(3, "1000", 4 [pid 294] <... clone resumed>, child_tidptr=0x5555558e4650) = 717 [pid 715] <... write resumed>) = 4 [pid 715] close(3) = 0 [ 32.718843][ T710] RSP: 002b:00007ffc22d88a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.727083][ T710] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bc4ba4ff9 [ 32.734898][ T710] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 32.742709][ T710] RBP: 00007f2bc4c212b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 32.750519][ T710] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bc4c212b0 [ 32.758331][ T710] R13: 0000000000000000 R14: 00007f2bc4c21d20 R15: 00007f2bc4b761b0 [ 32.766148][ T710] [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) = 3 [pid 715] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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 712] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16) = 7 [pid 712] exit_group(0) = ? ./strace-static-x86_64: Process 717 attached ./strace-static-x86_64: Process 716 attached [pid 717] set_robust_list(0x5555558e4660, 24 [pid 716] set_robust_list(0x5555558e4660, 24 [pid 714] set_robust_list(0x5555558e4660, 24) = 0 [pid 714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 714] setpgid(0, 0) = 0 [pid 714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 714] write(3, "1000", 4) = 4 [pid 714] close(3) = 0 [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) = 3 [pid 714] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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] <... set_robust_list resumed>) = 0 [pid 716] <... set_robust_list resumed>) = 0 [pid 712] +++ exited with 0 +++ [pid 714] <... bpf resumed>) = 4 [pid 717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 714] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=712, si_uid=0, si_status=0, si_utime=0, si_stime=20} --- [pid 717] <... prctl resumed>) = 0 [pid 716] <... prctl resumed>) = 0 [pid 717] setpgid(0, 0 [pid 716] setpgid(0, 0 [pid 717] <... setpgid resumed>) = 0 [pid 716] <... setpgid resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 715] <... bpf resumed>) = 4 [pid 715] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 717] write(3, "1000", 4) = 4 [pid 717] close(3) = 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] <... openat resumed>) = 3 [pid 296] <... clone resumed>, child_tidptr=0x5555558e4650) = 718 ./strace-static-x86_64: Process 718 attached [pid 717] <... bpf resumed>) = 3 [pid 717] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 [pid 718] set_robust_list(0x5555558e4660, 24 [pid 717] <... bpf resumed>) = 4 [pid 716] write(3, "1000", 4 [pid 717] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 716] <... write resumed>) = 4 [pid 718] <... set_robust_list resumed>) = 0 [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 718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 716] <... bpf resumed>) = 3 [pid 718] setpgid(0, 0) = 0 [pid 718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 716] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 718] <... openat resumed>) = 3 [pid 718] write(3, "1000", 4) = 4 [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 [pid 716] <... bpf resumed>) = 4 [pid 718] <... bpf resumed>) = 0 [pid 716] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [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) = 4 [pid 718] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=4}}, 16 [pid 714] <... bpf resumed>) = 5 [pid 714] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 717] <... bpf resumed>) = 5 [pid 716] <... bpf resumed>) = 5 [pid 715] <... bpf resumed>) = 5 [pid 714] <... bpf resumed>) = 6 [pid 717] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 716] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000480, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0}, 46 [pid 714] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kmem_cache_free", prog_fd=6}}, 16 [pid 717] <... bpf resumed>)