./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4007231351 <...> hd_t tclass=fifo_file permissive=1 [ 18.508969][ T28] audit: type=1400 audit(1714176997.707:64): avc: denied { rlimitinh } for pid=274 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 18.511911][ T28] audit: type=1400 audit(1714176997.707:65): avc: denied { siginh } for pid=274 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.0.48' (ED25519) to the list of known hosts. execve("./syz-executor4007231351", ["./syz-executor4007231351"], 0x7fffab5b30c0 /* 10 vars */) = 0 brk(NULL) = 0x555555b1c000 brk(0x555555b1cd00) = 0x555555b1cd00 arch_prctl(ARCH_SET_FS, 0x555555b1c380) = 0 set_tid_address(0x555555b1c650) = 300 set_robust_list(0x555555b1c660, 24) = 0 rseq(0x555555b1cca0, 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-executor4007231351", 4096) = 28 getrandom("\xfd\x14\x3d\xe4\x59\xda\x06\x28", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555b1cd00 brk(0x555555b3dd00) = 0x555555b3dd00 brk(0x555555b3e000) = 0x555555b3e000 mprotect(0x7f05695e3000, 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=0x555555b1c650) = 301 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 302 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 303 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 304 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 305 ./strace-static-x86_64: Process 305 attached [pid 305] set_robust_list(0x555555b1c660, 24) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 306 ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x555555b1c660, 24) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] setpgid(0, 0) = 0 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 0 [pid 306] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 301 attached ./strace-static-x86_64: Process 302 attached ./strace-static-x86_64: Process 303 attached ./strace-static-x86_64: Process 304 attached [pid 303] set_robust_list(0x555555b1c660, 24 [pid 302] set_robust_list(0x555555b1c660, 24 [pid 301] set_robust_list(0x555555b1c660, 24 [pid 304] set_robust_list(0x555555b1c660, 24 [pid 303] <... set_robust_list resumed>) = 0 [pid 302] <... set_robust_list resumed>) = 0 [pid 301] <... set_robust_list resumed>) = 0 [ 26.576090][ T28] audit: type=1400 audit(1714177005.787:66): avc: denied { execmem } for pid=300 comm="syz-executor400" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 26.595669][ T28] audit: type=1400 audit(1714177005.797:67): avc: denied { bpf } for pid=306 comm="syz-executor400" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 304] <... set_robust_list resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... bpf resumed>) = 5 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 308 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 307 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 310 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 309 ./strace-static-x86_64: Process 309 attached [ 26.616227][ T28] audit: type=1400 audit(1714177005.797:68): avc: denied { map_create } for pid=306 comm="syz-executor400" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 26.635529][ T28] audit: type=1400 audit(1714177005.797:69): avc: denied { perfmon } for pid=306 comm="syz-executor400" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 309] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 308 attached ) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] set_robust_list(0x555555b1c660, 24) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... prctl resumed>) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 310 attached [pid 308] setpgid(0, 0 [pid 310] set_robust_list(0x555555b1c660, 24 [pid 308] <... setpgid resumed>) = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... openat resumed>) = 3 [pid 310] <... set_robust_list resumed>) = 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... openat resumed>) = 3 [pid 310] <... prctl resumed>) = 0 [pid 310] setpgid(0, 0 [pid 307] write(3, "1000", 4) = 4 [pid 307] close(3 [pid 310] <... setpgid resumed>) = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... close resumed>) = 0 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 308] <... bpf resumed>) = 3 [pid 307] <... bpf resumed>) = 3 [pid 310] <... openat resumed>) = 3 [pid 307] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 308] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 307] <... bpf resumed>) = 0 [pid 310] write(3, "1000", 4 [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 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 310] <... write resumed>) = 4 [pid 310] close(3) = 0 [pid 310] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 310] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 309] <... set_robust_list resumed>) = 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 308] <... bpf resumed>) = 4 [pid 307] <... bpf resumed>) = 4 [pid 310] <... bpf resumed>) = 4 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 309] close(3 [pid 308] <... bpf resumed>) = 5 [pid 307] <... bpf resumed>) = 5 [pid 310] <... bpf resumed>) = 5 [pid 309] <... close resumed>) = 0 [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [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 [pid 310] <... bpf resumed>) = 6 [pid 309] <... bpf resumed>) = 4 [pid 307] <... bpf resumed>) = 6 [pid 308] <... bpf resumed>) = 6 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 26.658097][ T28] audit: type=1400 audit(1714177005.797:70): avc: denied { map_read map_write } for pid=306 comm="syz-executor400" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 26.677990][ T28] audit: type=1400 audit(1714177005.797:71): avc: denied { prog_load } for pid=306 comm="syz-executor400" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 26.697117][ T28] audit: type=1400 audit(1714177005.797:72): avc: denied { prog_run } for pid=306 comm="syz-executor400" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 26.721272][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 26.732646][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 26.740237][ T297] Modules linked in: [ 26.743940][ T297] Preemption disabled at: [ 26.743944][ T297] [] up_read+0x16/0x170 [ 26.753663][ T297] CPU: 0 PID: 297 Comm: strace-static-x Not tainted 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 26.763556][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.773456][ T297] Call Trace: [ 26.776575][ T297] [ 26.779353][ T297] dump_stack_lvl+0x151/0x1b7 [ 26.783879][ T297] ? up_read+0x16/0x170 [ 26.787857][ T297] ? up_read+0x16/0x170 [ 26.791849][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.797149][ T297] ? up_read+0x16/0x170 [ 26.801136][ T297] dump_stack+0x15/0x1b [ 26.805133][ T297] __schedule_bug+0x195/0x260 [ 26.809643][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.814936][ T297] __schedule+0xcf7/0x1550 [ 26.819190][ T297] ? __sched_text_start+0x8/0x8 [ 26.823874][ T297] ? ksys_write+0x24f/0x2c0 [ 26.828217][ T297] schedule+0xc3/0x180 [ 26.832120][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 26.837154][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 26.842456][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 26.847831][ T297] do_syscall_64+0x49/0xb0 [ 26.852082][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.857813][ T297] RIP: 0033:0x4e815a [ 26.861543][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 26.880986][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 26.889231][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 26.897041][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 0000000000000136 [ 26.904854][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 26.912664][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 307] <... bpf resumed>) = 7 [pid 310] <... bpf resumed>) = 7 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 307] exit_group(0 [pid 306] <... bpf resumed>) = 6 [pid 310] exit_group(0 [pid 307] <... exit_group resumed>) = ? [pid 310] <... exit_group resumed>) = ? [pid 309] <... bpf resumed>) = 5 [pid 308] <... bpf resumed>) = 7 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 308] exit_group(0 [pid 307] +++ exited with 0 +++ [pid 306] <... bpf resumed>) = 7 [pid 310] +++ exited with 0 +++ [pid 308] <... exit_group resumed>) = ? [pid 308] +++ exited with 0 +++ [pid 306] exit_group(0) = ? [pid 309] <... bpf resumed>) = 6 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 313 attached ./strace-static-x86_64: Process 312 attached [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 312 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 313 ./strace-static-x86_64: Process 314 attached [pid 313] set_robust_list(0x555555b1c660, 24 [pid 312] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 314 [pid 314] set_robust_list(0x555555b1c660, 24 [pid 313] <... set_robust_list resumed>) = 0 [pid 312] <... set_robust_list resumed>) = 0 [pid 314] <... set_robust_list resumed>) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 313] <... prctl resumed>) = 0 [pid 312] <... prctl resumed>) = 0 [pid 314] <... prctl resumed>) = 0 [pid 313] setpgid(0, 0 [pid 312] setpgid(0, 0 [pid 314] setpgid(0, 0 [pid 313] <... setpgid resumed>) = 0 [pid 312] <... setpgid resumed>) = 0 [pid 314] <... setpgid resumed>) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 313] <... openat resumed>) = 3 [pid 312] <... openat resumed>) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 312] write(3, "1000", 4 [pid 313] close(3 [pid 312] <... write resumed>) = 4 [pid 313] <... close resumed>) = 0 [pid 312] close(3 [pid 314] <... openat resumed>) = 3 [pid 313] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 312] <... close resumed>) = 0 [pid 314] write(3, "1000", 4 [pid 313] <... bpf resumed>) = 3 [pid 312] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 313] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 314] <... write resumed>) = 4 [pid 313] <... bpf resumed>) = 0 [pid 312] <... bpf resumed>) = 3 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 312] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 314] close(3 [pid 312] <... bpf resumed>) = 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 314] <... close resumed>) = 0 [pid 313] <... bpf resumed>) = 4 [pid 312] <... bpf resumed>) = 4 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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="kfree", prog_fd=4}}, 16 [pid 306] +++ exited with 0 +++ [pid 313] <... bpf resumed>) = 5 [pid 314] <... bpf resumed>) = 5 [pid 312] <... bpf resumed>) = 5 [pid 309] <... bpf resumed>) = 7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [ 26.920480][ T297] R13: 0000000020000100 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 26.928292][ T297] [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 313] <... bpf resumed>) = 6 [pid 312] <... bpf resumed>) = 6 [pid 309] exit_group(0 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 309] <... exit_group resumed>) = ? [pid 313] <... bpf resumed>) = 7 [pid 312] <... bpf resumed>) = 7 [pid 309] +++ exited with 0 +++ [ 26.956495][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 26.969424][ T314] BUG: scheduling while atomic: syz-executor400/314/0x00000002 [ 26.976908][ T314] Modules linked in: [ 26.980515][ T314] Preemption disabled at: [ 26.980524][ T314] [] is_module_text_address+0x1f/0x360 [ 26.991572][ T314] CPU: 0 PID: 314 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 27.002993][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.012889][ T314] Call Trace: [ 27.016010][ T314] [ 27.018792][ T314] dump_stack_lvl+0x151/0x1b7 [ 27.023297][ T314] ? is_module_text_address+0x1f/0x360 [ 27.028593][ T314] ? is_module_text_address+0x1f/0x360 [ 27.033887][ T314] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.039183][ T314] ? is_module_text_address+0x1f/0x360 [ 27.044478][ T314] dump_stack+0x15/0x1b [ 27.048471][ T314] __schedule_bug+0x195/0x260 [ 27.052983][ T314] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.058280][ T314] __schedule+0xcf7/0x1550 [ 27.062532][ T314] ? __kasan_check_write+0x14/0x20 [ 27.067476][ T314] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 27.072425][ T314] ? __sched_text_start+0x8/0x8 [ 27.077111][ T314] ? __kasan_check_read+0x11/0x20 [ 27.081970][ T314] ? cgroup_update_frozen+0x15f/0x980 [ 27.087180][ T314] schedule+0xc3/0x180 [ 27.091084][ T314] ptrace_stop+0x54f/0x930 [ 27.095340][ T314] ptrace_notify+0x225/0x350 [ 27.099766][ T314] ? do_notify_parent+0xa20/0xa20 [ 27.104625][ T314] ? __kasan_check_write+0x14/0x20 [ 27.109570][ T314] ? fpregs_restore_userregs+0x130/0x290 [ 27.115041][ T314] syscall_exit_to_user_mode+0xa2/0x140 [ 27.120420][ T314] do_syscall_64+0x49/0xb0 [ 27.124673][ T314] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.130402][ T314] RIP: 0033:0x7f056956eea9 [ 27.134653][ T314] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 314] <... bpf resumed>) = 6 [pid 313] exit_group(0 [pid 312] exit_group(0 [pid 305] <... restart_syscall resumed>) = 0 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 314] exit_group(0 [pid 313] <... exit_group resumed>) = ? [pid 312] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 314] <... exit_group resumed>) = ? [pid 314] +++ exited with 0 +++ [pid 313] +++ exited with 0 +++ [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 315 attached [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 315 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 316 attached [pid 315] set_robust_list(0x555555b1c660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 316 [pid 316] set_robust_list(0x555555b1c660, 24 [pid 315] <... set_robust_list resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 316] <... set_robust_list resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 317 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 318 attached ./strace-static-x86_64: Process 317 attached ) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 318 [pid 318] set_robust_list(0x555555b1c660, 24 [pid 315] setpgid(0, 0 [pid 318] <... set_robust_list resumed>) = 0 [pid 315] <... setpgid resumed>) = 0 [pid 317] set_robust_list(0x555555b1c660, 24 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 317] <... set_robust_list resumed>) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 318] <... prctl resumed>) = 0 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 318] setpgid(0, 0 [pid 317] <... prctl resumed>) = 0 [pid 315] <... openat resumed>) = 3 [pid 318] <... setpgid resumed>) = 0 [pid 317] setpgid(0, 0 [pid 315] write(3, "1000", 4 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 317] <... setpgid resumed>) = 0 [pid 315] <... write resumed>) = 4 [pid 318] <... openat resumed>) = 3 [pid 315] close(3 [pid 318] write(3, "1000", 4 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 315] <... close resumed>) = 0 [pid 318] <... write resumed>) = 4 [pid 315] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 318] close(3 [pid 317] <... openat resumed>) = 3 [pid 318] <... close resumed>) = 0 [pid 317] write(3, "1000", 4 [pid 315] <... bpf resumed>) = 3 [pid 318] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 317] <... write resumed>) = 4 [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 [pid 318] <... bpf resumed>) = 3 [pid 317] close(3 [pid 316] <... prctl resumed>) = 0 [pid 315] <... bpf resumed>) = 4 [pid 318] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 317] <... close resumed>) = 0 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 318] <... bpf resumed>) = 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 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 318] <... bpf resumed>) = 4 [pid 316] setpgid(0, 0 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 [pid 316] <... setpgid resumed>) = 0 [pid 317] <... bpf resumed>) = 4 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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="kfree", prog_fd=4}}, 16 [pid 312] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 319 attached , child_tidptr=0x555555b1c650) = 319 [pid 319] set_robust_list(0x555555b1c660, 24) = 0 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 319] setpgid(0, 0) = 0 [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) = 4 [ 27.154094][ T314] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 27.162338][ T314] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 27.170148][ T314] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 27.177961][ T314] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 27.185773][ T314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.193584][ T314] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 27.201398][ T314] [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 315] <... bpf resumed>) = 5 [pid 319] <... bpf resumed>) = 5 [pid 318] <... bpf resumed>) = 5 [pid 317] <... bpf resumed>) = 5 [pid 316] <... bpf resumed>) = 5 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 319] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 318] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 315] <... bpf resumed>) = 6 [pid 318] <... bpf resumed>) = 6 [pid 317] <... bpf resumed>) = 6 [pid 316] <... bpf resumed>) = 6 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 319] <... bpf resumed>) = 6 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 315] <... bpf resumed>) = 7 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 318] <... bpf resumed>) = 7 [pid 317] <... bpf resumed>) = 7 [pid 316] <... bpf resumed>) = 7 [pid 315] exit_group(0 [pid 319] <... bpf resumed>) = 7 [pid 318] exit_group(0 [pid 317] exit_group(0 [pid 316] exit_group(0 [pid 315] <... exit_group resumed>) = ? [pid 319] exit_group(0 [pid 318] <... exit_group resumed>) = ? [pid 317] <... exit_group resumed>) = ? [pid 316] <... exit_group resumed>) = ? [pid 315] +++ exited with 0 +++ [pid 319] <... exit_group resumed>) = ? [pid 318] +++ exited with 0 +++ [pid 317] +++ exited with 0 +++ [pid 316] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 320 attached [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 321 attached [pid 320] set_robust_list(0x555555b1c660, 24 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 320 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 321 ./strace-static-x86_64: Process 323 attached ./strace-static-x86_64: Process 322 attached [pid 321] set_robust_list(0x555555b1c660, 24 [pid 320] <... set_robust_list resumed>) = 0 [pid 323] set_robust_list(0x555555b1c660, 24 [pid 322] set_robust_list(0x555555b1c660, 24 [pid 321] <... set_robust_list resumed>) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 323 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 322 [pid 323] <... set_robust_list resumed>) = 0 [pid 322] <... set_robust_list resumed>) = 0 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 320] <... prctl resumed>) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] <... prctl resumed>) = 0 [pid 320] setpgid(0, 0 [pid 323] <... prctl resumed>) = 0 [pid 322] <... prctl resumed>) = 0 [pid 321] setpgid(0, 0 [pid 320] <... setpgid resumed>) = 0 [pid 323] setpgid(0, 0 [pid 322] setpgid(0, 0 [pid 321] <... setpgid resumed>) = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 323] <... setpgid resumed>) = 0 [pid 322] <... setpgid resumed>) = 0 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 320] <... openat resumed>) = 3 [pid 321] <... openat resumed>) = 3 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 321] write(3, "1000", 4 [pid 320] write(3, "1000", 4 [pid 323] <... openat resumed>) = 3 [pid 322] <... openat resumed>) = 3 [pid 321] <... write resumed>) = 4 [pid 320] <... write resumed>) = 4 [pid 323] write(3, "1000", 4 [pid 322] write(3, "1000", 4 [pid 321] close(3 [pid 320] close(3 [pid 323] <... write resumed>) = 4 [pid 322] <... write resumed>) = 4 [pid 321] <... close resumed>) = 0 [pid 320] <... close resumed>) = 0 [pid 323] close(3 [pid 322] close(3 [pid 321] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 320] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 323] <... close resumed>) = 0 [pid 322] <... close resumed>) = 0 [pid 321] <... bpf resumed>) = 3 [pid 320] <... bpf resumed>) = 3 [pid 323] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 322] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 321] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 323] <... bpf resumed>) = 3 [pid 322] <... bpf resumed>) = 3 [pid 321] <... bpf resumed>) = 0 [pid 320] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 319] +++ exited with 0 +++ [pid 323] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 322] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 320] <... bpf resumed>) = 0 [pid 323] <... bpf resumed>) = 0 [pid 322] <... bpf resumed>) = 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 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 321] <... bpf resumed>) = 4 [pid 320] <... bpf resumed>) = 4 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 324 attached [pid 323] <... bpf resumed>) = 4 [pid 322] <... bpf resumed>) = 4 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 324 [pid 324] set_robust_list(0x555555b1c660, 24) = 0 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 324] setpgid(0, 0) = 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 324] write(3, "1000", 4) = 4 [pid 324] close(3) = 0 [pid 324] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [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) = 4 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 321] <... bpf resumed>) = 5 [pid 320] <... bpf resumed>) = 5 [pid 324] <... bpf resumed>) = 5 [pid 323] <... bpf resumed>) = 5 [pid 322] <... bpf resumed>) = 5 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 320] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 324] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 321] <... bpf resumed>) = 6 [pid 320] <... bpf resumed>) = 6 [pid 322] <... bpf resumed>) = 6 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 323] <... bpf resumed>) = 6 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 321] <... bpf resumed>) = 7 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 320] <... bpf resumed>) = 7 [pid 322] <... bpf resumed>) = 7 [pid 324] <... bpf resumed>) = 6 [pid 323] <... bpf resumed>) = 7 [pid 322] exit_group(0 [pid 321] exit_group(0 [pid 320] exit_group(0 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 323] exit_group(0 [pid 322] <... exit_group resumed>) = ? [pid 321] <... exit_group resumed>) = ? [pid 320] <... exit_group resumed>) = ? [pid 324] <... bpf resumed>) = 7 [pid 323] <... exit_group resumed>) = ? [pid 322] +++ exited with 0 +++ [pid 321] +++ exited with 0 +++ [pid 320] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- 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] exit_group(0 [pid 323] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 324] <... exit_group resumed>) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 325 attached [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 326 attached [pid 325] set_robust_list(0x555555b1c660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 325 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 328 attached ./strace-static-x86_64: Process 327 attached [pid 326] set_robust_list(0x555555b1c660, 24 [pid 325] <... set_robust_list resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 326 [pid 328] set_robust_list(0x555555b1c660, 24 [pid 327] set_robust_list(0x555555b1c660, 24 [pid 326] <... set_robust_list resumed>) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 327 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 328 [pid 328] <... set_robust_list resumed>) = 0 [pid 327] <... set_robust_list resumed>) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 325] <... prctl resumed>) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 326] <... prctl resumed>) = 0 [pid 325] setpgid(0, 0 [pid 328] <... prctl resumed>) = 0 [pid 327] <... prctl resumed>) = 0 [pid 326] setpgid(0, 0 [pid 325] <... setpgid resumed>) = 0 [pid 328] setpgid(0, 0 [pid 327] setpgid(0, 0 [pid 326] <... setpgid resumed>) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 328] <... setpgid resumed>) = 0 [pid 327] <... setpgid resumed>) = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 325] <... openat resumed>) = 3 [pid 326] <... openat resumed>) = 3 [pid 325] write(3, "1000", 4 [pid 326] write(3, "1000", 4 [pid 325] <... write resumed>) = 4 [pid 326] <... write resumed>) = 4 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 326] close(3 [pid 325] close(3 [pid 326] <... close resumed>) = 0 [pid 325] <... close resumed>) = 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 327] <... openat resumed>) = 3 [pid 326] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 325] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 328] <... openat resumed>) = 3 [pid 327] write(3, "1000", 4 [pid 326] <... bpf resumed>) = 3 [pid 325] <... bpf resumed>) = 3 [pid 328] write(3, "1000", 4 [pid 327] <... write resumed>) = 4 [pid 326] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 325] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 328] <... write resumed>) = 4 [pid 327] close(3 [pid 326] <... bpf resumed>) = 0 [pid 325] <... bpf resumed>) = 0 [pid 328] close(3 [pid 327] <... close resumed>) = 0 [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... close resumed>) = 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 [pid 328] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 326] <... bpf resumed>) = 4 [pid 325] <... bpf resumed>) = 4 [pid 328] <... bpf resumed>) = 3 [pid 327] <... bpf resumed>) = 3 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 328] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 327] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 328] <... bpf resumed>) = 0 [pid 327] <... bpf resumed>) = 0 [pid 328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 324] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 327] <... bpf resumed>) = 4 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 328] <... bpf resumed>) = 4 [pid 304] <... restart_syscall resumed>) = 0 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 329 attached [pid 329] set_robust_list(0x555555b1c660, 24 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 329 [pid 329] <... set_robust_list resumed>) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] setpgid(0, 0) = 0 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 329] write(3, "1000", 4) = 4 [pid 329] close(3) = 0 [pid 329] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_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 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 326] <... bpf resumed>) = 5 [pid 329] <... bpf resumed>) = 5 [pid 328] <... bpf resumed>) = 5 [pid 327] <... bpf resumed>) = 5 [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 325] <... bpf resumed>) = 5 [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 326] <... bpf resumed>) = 6 [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 328] <... bpf resumed>) = 6 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 327] <... bpf resumed>) = 6 [pid 326] exit_group(0) = ? [pid 329] <... bpf resumed>) = 6 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 326] +++ exited with 0 +++ [pid 325] <... bpf resumed>) = 6 [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 328] <... bpf resumed>) = 7 [pid 327] <... bpf resumed>) = 7 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 329] <... bpf resumed>) = 7 [pid 328] exit_group(0 [pid 327] exit_group(0 [pid 325] <... bpf resumed>) = 7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 329] exit_group(0 [pid 328] <... exit_group resumed>) = ? [pid 327] <... exit_group resumed>) = ? [pid 325] exit_group(0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 330 [pid 327] +++ exited with 0 +++ [pid 325] <... exit_group resumed>) = ? [pid 328] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 330 attached [pid 329] <... exit_group resumed>) = ? [pid 325] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 330] set_robust_list(0x555555b1c660, 24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 331 attached [pid 330] <... set_robust_list resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 332 attached [pid 331] set_robust_list(0x555555b1c660, 24 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 331 [pid 332] set_robust_list(0x555555b1c660, 24 [pid 331] <... set_robust_list resumed>) = 0 [pid 330] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 332 [pid 332] <... set_robust_list resumed>) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 330] setpgid(0, 0 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 331] <... prctl resumed>) = 0 [pid 330] <... setpgid resumed>) = 0 [pid 332] <... prctl resumed>) = 0 [pid 331] setpgid(0, 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 332] setpgid(0, 0 [pid 331] <... setpgid resumed>) = 0 [pid 330] <... openat resumed>) = 3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 332] <... setpgid resumed>) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 330] write(3, "1000", 4./strace-static-x86_64: Process 333 attached [pid 331] <... openat resumed>) = 3 [pid 330] <... write resumed>) = 4 [pid 333] set_robust_list(0x555555b1c660, 24 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 331] write(3, "1000", 4 [pid 330] close(3 [pid 333] <... set_robust_list resumed>) = 0 [pid 332] <... openat resumed>) = 3 [pid 331] <... write resumed>) = 4 [pid 330] <... close resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 333 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 332] write(3, "1000", 4 [pid 331] close(3 [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 [pid 333] <... prctl resumed>) = 0 [pid 332] <... write resumed>) = 4 [pid 331] <... close resumed>) = 0 [pid 330] <... bpf resumed>) = 3 [pid 333] setpgid(0, 0 [pid 332] close(3 [pid 331] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 330] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 333] <... setpgid resumed>) = 0 [pid 332] <... close resumed>) = 0 [pid 331] <... bpf resumed>) = 3 [pid 330] <... bpf resumed>) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 331] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 [pid 333] <... openat resumed>) = 3 [pid 332] <... bpf resumed>) = 3 [pid 331] <... bpf resumed>) = 0 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 0 [pid 330] <... bpf resumed>) = 4 [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 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 332] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 333] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 332] <... bpf resumed>) = 0 [pid 331] <... bpf resumed>) = 4 [pid 333] <... 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 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 333] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 332] <... bpf resumed>) = 4 [pid 329] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 333] <... bpf resumed>) = 0 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 334 attached , child_tidptr=0x555555b1c650) = 334 [pid 334] set_robust_list(0x555555b1c660, 24) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 [pid 334] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [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="kfree", prog_fd=4}}, 16) = 5 [pid 333] <... bpf resumed>) = 5 [pid 332] <... bpf resumed>) = 5 [pid 331] <... bpf resumed>) = 5 [pid 330] <... bpf resumed>) = 5 [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 331] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 330] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 331] <... bpf resumed>) = 6 [pid 330] <... bpf resumed>) = 6 [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 330] exit_group(0) = ? [pid 333] <... bpf resumed>) = 6 [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 330] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 331] <... bpf resumed>) = 7 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 331] exit_group(0 [pid 333] <... bpf resumed>) = 7 [pid 331] <... exit_group resumed>) = ? [pid 305] <... restart_syscall resumed>) = 0 [pid 334] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 333] exit_group(0 [pid 332] <... bpf resumed>) = 6 [pid 331] +++ exited with 0 +++ [pid 333] <... exit_group resumed>) = ? [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 332] <... bpf resumed>) = 7 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 335 [pid 333] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 332] exit_group(0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 332] <... exit_group resumed>) = ? [pid 334] <... bpf resumed>) = 7 [pid 334] exit_group(0) = ? [pid 332] +++ exited with 0 +++ [pid 303] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 335 attached [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 336 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x555555b1c660, 24) = 0 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 336] setpgid(0, 0) = 0 [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 338 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 337 ./strace-static-x86_64: Process 337 attached [pid 335] set_robust_list(0x555555b1c660, 24 [pid 337] set_robust_list(0x555555b1c660, 24 [pid 335] <... set_robust_list resumed>) = 0 [pid 336] <... openat resumed>) = 3 [pid 336] write(3, "1000", 4) = 4 [pid 336] close(3 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] <... set_robust_list resumed>) = 0 [pid 336] <... close resumed>) = 0 [pid 336] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 335] <... prctl resumed>) = 0 [pid 336] <... bpf resumed>) = 3 [pid 336] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 337] <... prctl resumed>) = 0 [pid 335] setpgid(0, 0 [pid 336] <... bpf resumed>) = 4 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 335] <... setpgid resumed>) = 0 [pid 337] setpgid(0, 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 338 attached [pid 338] set_robust_list(0x555555b1c660, 24) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] <... setpgid resumed>) = 0 [pid 335] <... openat resumed>) = 3 [pid 338] <... prctl resumed>) = 0 [pid 338] setpgid(0, 0) = 0 [pid 335] write(3, "1000", 4 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] <... write resumed>) = 4 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 335] close(3 [pid 338] <... openat resumed>) = 3 [pid 335] <... close resumed>) = 0 [pid 337] write(3, "1000", 4 [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 337] <... write resumed>) = 4 [pid 335] <... bpf resumed>) = 3 [pid 338] write(3, "1000", 4 [pid 335] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 338] <... write resumed>) = 4 [pid 335] <... bpf resumed>) = 0 [pid 338] close(3 [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 338] <... close resumed>) = 0 [pid 337] close(3 [pid 338] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 338] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 335] <... bpf resumed>) = 4 [pid 338] <... bpf resumed>) = 0 [pid 338] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 337] <... close resumed>) = 0 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 338] <... bpf resumed>) = 4 [pid 337] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 337] <... bpf resumed>) = 3 [pid 337] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 334] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 339 attached , child_tidptr=0x555555b1c650) = 339 [pid 339] set_robust_list(0x555555b1c660, 24) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 339] setpgid(0, 0) = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [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) = 3 [pid 339] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 338] <... bpf resumed>) = 5 [pid 337] <... bpf resumed>) = 5 [pid 335] <... bpf resumed>) = 5 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 338] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 336] <... bpf resumed>) = 5 [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 339] <... bpf resumed>) = 6 [pid 338] <... bpf resumed>) = 6 [pid 337] <... bpf resumed>) = 6 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 335] <... bpf resumed>) = 6 [pid 339] <... bpf resumed>) = 7 [pid 338] <... bpf resumed>) = 7 [pid 337] <... bpf resumed>) = 7 [pid 336] <... bpf resumed>) = 6 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 339] exit_group(0 [pid 338] exit_group(0 [pid 337] exit_group(0 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 335] <... bpf resumed>) = 7 [pid 339] <... exit_group resumed>) = ? [pid 338] <... exit_group resumed>) = ? [pid 337] <... exit_group resumed>) = ? [pid 336] <... bpf resumed>) = 7 [pid 335] exit_group(0 [pid 339] +++ exited with 0 +++ [pid 338] +++ exited with 0 +++ [pid 337] +++ exited with 0 +++ [pid 336] exit_group(0 [pid 335] <... exit_group resumed>) = ? [pid 336] <... exit_group resumed>) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 335] +++ exited with 0 +++ [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 340 attached [pid 336] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] <... restart_syscall resumed>) = 0 [pid 340] set_robust_list(0x555555b1c660, 24 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 340 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 340] <... set_robust_list resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 342 attached ./strace-static-x86_64: Process 341 attached [pid 340] <... prctl resumed>) = 0 [pid 342] set_robust_list(0x555555b1c660, 24 [pid 341] set_robust_list(0x555555b1c660, 24 [pid 340] setpgid(0, 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 341 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 342 ./strace-static-x86_64: Process 343 attached [pid 342] <... set_robust_list resumed>) = 0 [pid 341] <... set_robust_list resumed>) = 0 [pid 340] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 344 attached [pid 343] set_robust_list(0x555555b1c660, 24 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 343 [pid 344] set_robust_list(0x555555b1c660, 24 [pid 343] <... set_robust_list resumed>) = 0 [pid 342] <... prctl resumed>) = 0 [pid 341] <... prctl resumed>) = 0 [pid 340] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 344 [pid 344] <... set_robust_list resumed>) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 342] setpgid(0, 0 [pid 341] setpgid(0, 0 [pid 340] write(3, "1000", 4 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 343] <... prctl resumed>) = 0 [pid 342] <... setpgid resumed>) = 0 [pid 341] <... setpgid resumed>) = 0 [pid 340] <... write resumed>) = 4 [pid 344] <... prctl resumed>) = 0 [pid 343] setpgid(0, 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 340] close(3 [pid 344] setpgid(0, 0 [pid 343] <... setpgid resumed>) = 0 [pid 342] <... openat resumed>) = 3 [pid 341] <... openat resumed>) = 3 [pid 340] <... close resumed>) = 0 [pid 344] <... setpgid resumed>) = 0 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] write(3, "1000", 4 [pid 341] write(3, "1000", 4 [pid 340] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 343] <... openat resumed>) = 3 [pid 342] <... write resumed>) = 4 [pid 341] <... write resumed>) = 4 [pid 340] <... bpf resumed>) = 3 [pid 344] <... openat resumed>) = 3 [pid 343] write(3, "1000", 4 [pid 342] close(3 [pid 341] close(3 [pid 340] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 344] write(3, "1000", 4 [pid 343] <... write resumed>) = 4 [pid 342] <... close resumed>) = 0 [pid 341] <... close resumed>) = 0 [pid 340] <... bpf resumed>) = 0 [pid 344] <... write resumed>) = 4 [pid 343] close(3 [pid 342] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 341] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 344] close(3 [pid 343] <... close resumed>) = 0 [pid 342] <... bpf resumed>) = 3 [pid 341] <... bpf resumed>) = 3 [pid 344] <... close resumed>) = 0 [pid 343] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 342] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 341] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 340] <... bpf resumed>) = 4 [pid 344] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 343] <... bpf resumed>) = 3 [pid 342] <... bpf resumed>) = 0 [pid 341] <... bpf resumed>) = 0 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 344] <... bpf resumed>) = 3 [pid 343] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 340] <... bpf resumed>) = 5 [pid 344] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 343] <... bpf resumed>) = 0 [pid 342] <... bpf resumed>) = 4 [pid 341] <... bpf resumed>) = 4 [pid 344] <... bpf resumed>) = 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 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [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 342] <... bpf resumed>) = 5 [pid 341] <... bpf resumed>) = 5 [pid 343] <... bpf resumed>) = 4 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 340] <... bpf resumed>) = 6 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 342] <... bpf resumed>) = 6 [pid 344] <... bpf resumed>) = 4 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 341] <... bpf resumed>) = 6 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 27.439364][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 27.450744][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 27.458224][ T297] Modules linked in: [ 27.461922][ T297] Preemption disabled at: [ 27.461926][ T297] [] up_read+0x16/0x170 [ 27.471643][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 27.483011][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.492905][ T297] Call Trace: [ 27.496029][ T297] [ 27.498807][ T297] dump_stack_lvl+0x151/0x1b7 [ 27.503318][ T297] ? up_read+0x16/0x170 [ 27.507312][ T297] ? up_read+0x16/0x170 [ 27.511305][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.516601][ T297] ? up_read+0x16/0x170 [ 27.520591][ T297] dump_stack+0x15/0x1b [ 27.524582][ T297] __schedule_bug+0x195/0x260 [ 27.529099][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.534391][ T297] __schedule+0xcf7/0x1550 [ 27.538646][ T297] ? __sched_text_start+0x8/0x8 [ 27.543333][ T297] ? ksys_write+0x24f/0x2c0 [ 27.547672][ T297] schedule+0xc3/0x180 [ 27.551577][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 27.556611][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 27.561903][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 27.567288][ T297] do_syscall_64+0x49/0xb0 [ 27.571536][ T297] ? sysvec_call_function_single+0x52/0xb0 [ 27.577181][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.582908][ T297] RIP: 0033:0x4e815a [ 27.586640][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 27.606080][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 27.614330][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 27.622137][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 0000000000000158 [ 27.629948][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 343] <... bpf resumed>) = 6 [pid 342] <... bpf resumed>) = 7 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 340] <... bpf resumed>) = 7 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 343] exit_group(0) = ? [pid 343] +++ exited with 0 +++ [pid 342] exit_group(0 [pid 341] <... bpf resumed>) = 7 [pid 340] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 342] <... exit_group resumed>) = ? [pid 341] exit_group(0 [pid 340] <... exit_group resumed>) = ? [pid 305] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 342] +++ exited with 0 +++ [pid 341] <... exit_group resumed>) = ? [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 345 [pid 344] <... bpf resumed>) = 5 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31./strace-static-x86_64: Process 345 attached [pid 340] +++ exited with 0 +++ [pid 345] set_robust_list(0x555555b1c660, 24 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 345] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 345] <... prctl resumed>) = 0 [pid 344] <... bpf resumed>) = 6 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 346 attached [pid 345] setpgid(0, 0./strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 347 [pid 347] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 346 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 346] set_robust_list(0x555555b1c660, 24 [pid 345] <... setpgid resumed>) = 0 [pid 347] <... prctl resumed>) = 0 [pid 347] setpgid(0, 0 [pid 346] <... set_robust_list resumed>) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 347] <... setpgid resumed>) = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 347] <... openat resumed>) = 3 [pid 345] <... openat resumed>) = 3 [pid 346] <... prctl resumed>) = 0 [pid 345] write(3, "1000", 4 [pid 346] setpgid(0, 0 [pid 345] <... write resumed>) = 4 [pid 346] <... setpgid resumed>) = 0 [pid 345] close(3 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 345] <... close resumed>) = 0 [pid 346] <... openat resumed>) = 3 [pid 345] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 346] write(3, "1000", 4 [pid 345] <... bpf resumed>) = 3 [pid 346] <... write resumed>) = 4 [pid 345] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 346] close(3 [pid 345] <... bpf resumed>) = 0 [pid 346] <... close resumed>) = 0 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 347] write(3, "1000", 4 [pid 346] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 345] <... bpf resumed>) = 4 [pid 347] <... write resumed>) = 4 [pid 346] <... bpf resumed>) = 3 [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 347] close(3 [pid 346] <... bpf resumed>) = 4 [pid 347] <... close resumed>) = 0 [pid 347] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 347] <... bpf resumed>) = 3 [pid 347] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 346] <... bpf resumed>) = 5 [pid 345] <... bpf resumed>) = 5 [pid 344] <... bpf resumed>) = 7 [pid 341] +++ exited with 0 +++ [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 344] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 344] <... exit_group resumed>) = ? [pid 345] <... bpf resumed>) = 6 [pid 344] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 345] <... bpf resumed>) = 7 [pid 347] <... bpf resumed>) = 6 [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 345] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 345] <... exit_group resumed>) = ? [pid 347] exit_group(0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 347] <... exit_group resumed>) = ? [pid 345] +++ exited with 0 +++ ./strace-static-x86_64: Process 349 attached ./strace-static-x86_64: Process 348 attached [pid 346] <... bpf resumed>) = 6 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 348 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 349 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 349] set_robust_list(0x555555b1c660, 24 [pid 348] set_robust_list(0x555555b1c660, 24 [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] <... restart_syscall resumed>) = 0 [pid 349] <... set_robust_list resumed>) = 0 [pid 348] <... set_robust_list resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 350 attached [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 350 [pid 348] <... prctl resumed>) = 0 [pid 349] <... prctl resumed>) = 0 [pid 350] set_robust_list(0x555555b1c660, 24 [pid 348] setpgid(0, 0 [pid 350] <... set_robust_list resumed>) = 0 [pid 349] setpgid(0, 0 [pid 348] <... setpgid resumed>) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 349] <... setpgid resumed>) = 0 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] <... prctl resumed>) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] <... openat resumed>) = 3 [pid 350] write(3, "1000", 4) = 4 [pid 350] close(3 [pid 349] <... openat resumed>) = 3 [pid 350] <... close resumed>) = 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 349] write(3, "1000", 4 [pid 348] <... openat resumed>) = 3 [pid 350] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 350] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 349] <... write resumed>) = 4 [pid 348] write(3, "1000", 4 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 349] close(3) = 0 [pid 348] <... write resumed>) = 4 [pid 349] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 348] close(3 [pid 349] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 348] <... close resumed>) = 0 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 348] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 348] <... bpf resumed>) = 3 [pid 348] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 27.637758][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [ 27.645588][ T297] R13: 00000000200001c0 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 27.653387][ T297] [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 347] +++ exited with 0 +++ [pid 350] <... bpf resumed>) = 5 [pid 349] <... bpf resumed>) = 5 [pid 348] <... bpf resumed>) = 5 [pid 346] <... bpf resumed>) = 7 [pid 350] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 349] <... bpf resumed>) = 6 [pid 348] <... bpf resumed>) = 6 [pid 346] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 346] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 348] <... bpf resumed>) = 7 [pid 348] exit_group(0) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 351 attached [pid 350] <... bpf resumed>) = 6 [pid 349] <... bpf resumed>) = 7 [pid 348] +++ exited with 0 +++ [pid 346] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 351 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 349] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 351] set_robust_list(0x555555b1c660, 24 [pid 350] <... bpf resumed>) = 7 [pid 349] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 349] +++ exited with 0 +++ [pid 350] exit_group(0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 352 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 351] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 352 attached [pid 350] <... exit_group resumed>) = ? [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 351] setpgid(0, 0) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] set_robust_list(0x555555b1c660, 24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 352] <... set_robust_list resumed>) = 0 [pid 351] <... openat resumed>) = 3 ./strace-static-x86_64: Process 353 attached [pid 351] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 353 [pid 351] <... write resumed>) = 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 351] close(3) = 0 [pid 351] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 ./strace-static-x86_64: Process 354 attached [pid 351] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 353] set_robust_list(0x555555b1c660, 24 [pid 352] <... prctl resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 354 [pid 351] <... bpf resumed>) = 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 354] set_robust_list(0x555555b1c660, 24 [pid 353] <... set_robust_list resumed>) = 0 [pid 352] setpgid(0, 0 [pid 351] <... bpf resumed>) = 4 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 352] <... setpgid resumed>) = 0 [pid 354] <... set_robust_list resumed>) = 0 [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 354] <... prctl resumed>) = 0 [pid 353] <... prctl resumed>) = 0 [pid 354] setpgid(0, 0 [pid 353] setpgid(0, 0 [pid 352] <... openat resumed>) = 3 [pid 354] <... setpgid resumed>) = 0 [pid 353] <... setpgid resumed>) = 0 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] write(3, "1000", 4 [pid 354] <... openat resumed>) = 3 [pid 353] <... openat resumed>) = 3 [pid 352] <... write resumed>) = 4 [pid 354] write(3, "1000", 4 [pid 353] write(3, "1000", 4 [pid 354] <... write resumed>) = 4 [pid 353] <... write resumed>) = 4 [pid 352] close(3 [pid 354] close(3 [pid 353] close(3 [pid 354] <... close resumed>) = 0 [pid 353] <... close resumed>) = 0 [pid 354] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 353] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 352] <... close resumed>) = 0 [pid 354] <... bpf resumed>) = 3 [pid 353] <... bpf resumed>) = 3 [pid 352] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 354] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 353] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 354] <... bpf resumed>) = 0 [pid 353] <... bpf resumed>) = 0 [pid 352] <... bpf resumed>) = 3 [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 352] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 354] <... bpf resumed>) = 4 [pid 353] <... bpf resumed>) = 4 [pid 352] <... bpf resumed>) = 0 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 351] <... bpf resumed>) = 5 [pid 351] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 351] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 354] <... bpf resumed>) = 5 [pid 353] <... bpf resumed>) = 5 [pid 350] +++ exited with 0 +++ [pid 352] <... bpf resumed>) = 5 [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 351] <... bpf resumed>) = 7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 354] <... bpf resumed>) = 6 [pid 353] <... bpf resumed>) = 6 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] <... restart_syscall resumed>) = 0 [pid 354] <... bpf resumed>) = 7 [pid 353] <... bpf resumed>) = 7 [pid 354] exit_group(0 [pid 353] exit_group(0 [pid 354] <... exit_group resumed>) = ? [pid 353] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 355 attached [pid 354] +++ exited with 0 +++ [pid 353] +++ exited with 0 +++ [pid 352] <... bpf resumed>) = 6 [pid 351] exit_group(0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 355 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 351] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 355] set_robust_list(0x555555b1c660, 24) = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 352] <... bpf resumed>) = 7 [pid 355] <... prctl resumed>) = 0 [pid 355] setpgid(0, 0) = 0 [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 351] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 352] exit_group(0 [pid 355] write(3, "1000", 4) = 4 [pid 355] 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 352] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 355] <... bpf resumed>) = 3 [ 27.752272][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 27.763678][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 27.771097][ T297] Modules linked in: [ 27.774749][ T297] Preemption disabled at: [ 27.774754][ T297] [] up_read+0x16/0x170 [ 27.784472][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 27.795844][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.805735][ T297] Call Trace: [ 27.808861][ T297] [ 27.811636][ T297] dump_stack_lvl+0x151/0x1b7 [ 27.816148][ T297] ? up_read+0x16/0x170 [ 27.820140][ T297] ? up_read+0x16/0x170 [ 27.824133][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.829431][ T297] ? up_read+0x16/0x170 [ 27.833418][ T297] dump_stack+0x15/0x1b [ 27.837414][ T297] __schedule_bug+0x195/0x260 [ 27.841925][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.847221][ T297] __schedule+0xcf7/0x1550 [ 27.851473][ T297] ? __sched_text_start+0x8/0x8 [ 27.856160][ T297] ? __kasan_check_write+0x14/0x20 [ 27.861106][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 27.865883][ T297] schedule+0xc3/0x180 [ 27.869785][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 27.874819][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 27.880115][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 27.885495][ T297] do_syscall_64+0x49/0xb0 [ 27.889748][ T297] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 27.895388][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.901118][ T297] RIP: 0033:0x4e815a [ 27.904855][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 27.924290][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 27.932535][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 27.940346][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 0000000000000163 [pid 355] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 356 attached ) = 0 [pid 352] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 356 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 302] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 358 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 356] set_robust_list(0x555555b1c660, 24) = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 356] setpgid(0, 0) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 359 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 360 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 356] write(3, "1000", 4) = 4 [pid 356] close(3) = 0 [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 356] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 360 attached ./strace-static-x86_64: Process 359 attached ) = 4 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 360] set_robust_list(0x555555b1c660, 24 [pid 359] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 358 attached [pid 360] <... set_robust_list resumed>) = 0 [pid 359] <... set_robust_list resumed>) = 0 [pid 358] set_robust_list(0x555555b1c660, 24 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] <... set_robust_list resumed>) = 0 [pid 359] <... prctl resumed>) = 0 [pid 359] setpgid(0, 0) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 359] <... openat resumed>) = 3 [pid 359] write(3, "1000", 4 [pid 360] <... prctl resumed>) = 0 [pid 359] <... write resumed>) = 4 [pid 358] <... prctl resumed>) = 0 [pid 360] setpgid(0, 0) = 0 [pid 359] close(3 [pid 358] setpgid(0, 0 [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] <... close resumed>) = 0 [pid 359] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 360] <... openat resumed>) = 3 [pid 358] <... setpgid resumed>) = 0 [pid 359] <... bpf resumed>) = 3 [pid 359] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 360] write(3, "1000", 4 [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] <... bpf resumed>) = 0 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 360] <... write resumed>) = 4 [pid 358] <... openat resumed>) = 3 [pid 360] close(3 [pid 358] write(3, "1000", 4 [pid 360] <... close resumed>) = 0 [pid 358] <... write resumed>) = 4 [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 358] close(3) = 0 [pid 360] <... bpf resumed>) = 3 [pid 358] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 360] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 359] <... bpf resumed>) = 4 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 355] <... bpf resumed>) = 5 [pid 356] <... bpf resumed>) = 5 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 359] <... bpf resumed>) = 5 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 355] <... bpf resumed>) = 6 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 355] exit_group(0 [pid 359] <... bpf resumed>) = 6 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 355] <... exit_group resumed>) = ? [pid 359] exit_group(0) = ? [pid 355] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 360] <... bpf resumed>) = 0 [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 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 361 [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 358] <... bpf resumed>) = 3 [pid 360] <... bpf resumed>) = 4 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 361 attached [pid 361] set_robust_list(0x555555b1c660, 24) = 0 [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 361] setpgid(0, 0) = 0 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 361] write(3, "1000", 4) = 4 [pid 361] close(3) = 0 [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 358] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 356] <... bpf resumed>) = 6 [pid 361] <... bpf resumed>) = 3 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 361] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 358] <... bpf resumed>) = 0 [pid 361] <... bpf resumed>) = 0 [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 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 361] <... bpf resumed>) = 4 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [ 27.948157][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 27.955969][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [ 27.963779][ T297] R13: 0000000020000480 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 27.971597][ T297] [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 361] <... bpf resumed>) = 5 [pid 360] <... bpf resumed>) = 5 [pid 359] +++ exited with 0 +++ [pid 358] <... bpf resumed>) = 5 [pid 356] <... bpf resumed>) = 7 [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 28.016597][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 28.028505][ T360] BUG: scheduling while atomic: syz-executor400/360/0x00000002 [ 28.035885][ T360] Modules linked in: [ 28.039637][ T360] Preemption disabled at: [ 28.039645][ T360] [] is_module_text_address+0x1f/0x360 [ 28.050647][ T360] CPU: 0 PID: 360 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 28.061974][ T360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.071868][ T360] Call Trace: [ 28.074991][ T360] [ 28.077768][ T360] dump_stack_lvl+0x151/0x1b7 [ 28.082279][ T360] ? is_module_text_address+0x1f/0x360 [ 28.087575][ T360] ? is_module_text_address+0x1f/0x360 [ 28.092871][ T360] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.098165][ T360] ? is_module_text_address+0x1f/0x360 [ 28.103458][ T360] dump_stack+0x15/0x1b [ 28.107451][ T360] __schedule_bug+0x195/0x260 [ 28.111966][ T360] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.117264][ T360] __schedule+0xcf7/0x1550 [ 28.121514][ T360] ? __kasan_check_write+0x14/0x20 [ 28.126457][ T360] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.131405][ T360] ? __sched_text_start+0x8/0x8 [ 28.136091][ T360] ? __kasan_check_read+0x11/0x20 [ 28.140951][ T360] ? cgroup_update_frozen+0x15f/0x980 [ 28.146160][ T360] schedule+0xc3/0x180 [ 28.150065][ T360] ptrace_stop+0x54f/0x930 [ 28.154322][ T360] ptrace_notify+0x225/0x350 [ 28.158746][ T360] ? do_notify_parent+0xa20/0xa20 [ 28.163630][ T360] ? __kasan_check_write+0x14/0x20 [ 28.168551][ T360] ? fpregs_restore_userregs+0x130/0x290 [ 28.174021][ T360] syscall_exit_to_user_mode+0xa2/0x140 [ 28.179403][ T360] do_syscall_64+0x49/0xb0 [ 28.183655][ T360] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.189380][ T360] RIP: 0033:0x7f056956eea9 [ 28.193634][ T360] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 360] <... bpf resumed>) = 6 [pid 358] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 356] exit_group(0 [pid 361] <... bpf resumed>) = 6 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 360] exit_group(0) = ? [ 28.213075][ T360] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 28.221326][ T360] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 28.229134][ T360] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 28.236942][ T360] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 28.244756][ T360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.252566][ T360] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 28.260383][ T360] [pid 360] +++ exited with 0 +++ [pid 356] <... exit_group resumed>) = ? [pid 356] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 362 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 361] exit_group(0) = ? [pid 304] <... restart_syscall resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 363 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 364 ./strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x555555b1c660, 24) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 [pid 362] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 362] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 364 attached ./strace-static-x86_64: Process 363 attached [ 28.265272][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 28.276764][ T358] BUG: scheduling while atomic: syz-executor400/358/0x00000002 [ 28.284009][ T358] Modules linked in: [ 28.287781][ T358] Preemption disabled at: [ 28.287788][ T358] [] is_module_text_address+0x1f/0x360 [ 28.298784][ T358] CPU: 1 PID: 358 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 28.310138][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.320033][ T358] Call Trace: [ 28.323158][ T358] [ 28.325935][ T358] dump_stack_lvl+0x151/0x1b7 [ 28.330447][ T358] ? is_module_text_address+0x1f/0x360 [ 28.335740][ T358] ? is_module_text_address+0x1f/0x360 [ 28.341033][ T358] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.346333][ T358] ? is_module_text_address+0x1f/0x360 [ 28.351622][ T358] dump_stack+0x15/0x1b [ 28.355616][ T358] __schedule_bug+0x195/0x260 [ 28.360126][ T358] ? irqentry_exit+0x30/0x40 [ 28.364552][ T358] ? sysvec_irq_work+0x52/0xb0 [ 28.369156][ T358] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.374453][ T358] __schedule+0xcf7/0x1550 [ 28.378704][ T358] ? __kasan_check_write+0x14/0x20 [ 28.383651][ T358] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.388598][ T358] ? __sched_text_start+0x8/0x8 [ 28.393283][ T358] ? __kasan_check_read+0x11/0x20 [ 28.398145][ T358] ? cgroup_update_frozen+0x15f/0x980 [ 28.403350][ T358] ? ptrace_stop+0x367/0x930 [ 28.407779][ T358] schedule+0xc3/0x180 [ 28.411682][ T358] ptrace_stop+0x54f/0x930 [ 28.415940][ T358] ptrace_notify+0x225/0x350 [ 28.420362][ T358] ? do_notify_parent+0xa20/0xa20 [ 28.425222][ T358] ? __kasan_check_write+0x14/0x20 [ 28.430169][ T358] ? fpregs_restore_userregs+0x130/0x290 [ 28.435647][ T358] syscall_exit_to_user_mode+0xa2/0x140 [ 28.441019][ T358] do_syscall_64+0x49/0xb0 [ 28.445272][ T358] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.450999][ T358] RIP: 0033:0x7f056956eea9 [ 28.455340][ T358] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 28.474784][ T358] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 28.483036][ T358] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 28.490836][ T358] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 28.498647][ T358] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 28.506458][ T358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [pid 358] <... bpf resumed>) = 6 [pid 364] set_robust_list(0x555555b1c660, 24 [pid 363] set_robust_list(0x555555b1c660, 24 [pid 362] <... bpf resumed>) = 0 [pid 361] +++ exited with 0 +++ [pid 364] <... set_robust_list resumed>) = 0 [pid 363] <... set_robust_list resumed>) = 0 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 362] <... bpf resumed>) = 4 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 364] <... prctl resumed>) = 0 [pid 363] <... prctl resumed>) = 0 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] setpgid(0, 0 [pid 363] setpgid(0, 0 [pid 362] <... bpf resumed>) = 5 [pid 358] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 365 attached [pid 364] <... setpgid resumed>) = 0 [pid 363] <... setpgid resumed>) = 0 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 365 [pid 365] set_robust_list(0x555555b1c660, 24 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] <... bpf resumed>) = 6 [pid 358] exit_group(0 [pid 365] <... set_robust_list resumed>) = 0 [pid 364] <... openat resumed>) = 3 [pid 363] <... openat resumed>) = 3 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 358] <... exit_group resumed>) = ? [pid 364] write(3, "1000", 4 [pid 363] write(3, "1000", 4 [pid 362] <... bpf resumed>) = 7 [pid 364] <... write resumed>) = 4 [pid 363] <... write resumed>) = 4 [pid 362] exit_group(0 [pid 364] close(3 [pid 363] close(3 [pid 362] <... exit_group resumed>) = ? [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... close resumed>) = 0 [pid 363] <... close resumed>) = 0 [pid 358] +++ exited with 0 +++ [pid 364] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 363] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 365] <... prctl resumed>) = 0 [pid 364] <... bpf resumed>) = 3 [pid 363] <... bpf resumed>) = 3 [pid 365] setpgid(0, 0 [pid 364] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 363] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 364] <... bpf resumed>) = 0 [pid 363] <... bpf resumed>) = 0 [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 365] <... setpgid resumed>) = 0 [pid 364] <... bpf resumed>) = 4 [pid 363] <... bpf resumed>) = 4 [pid 303] <... restart_syscall resumed>) = 0 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 365] write(3, "1000", 4./strace-static-x86_64: Process 366 attached [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 366 [pid 365] <... write resumed>) = 4 [pid 365] close(3) = 0 [pid 365] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 366] set_robust_list(0x555555b1c660, 24 [pid 365] <... bpf resumed>) = 3 [pid 366] <... set_robust_list resumed>) = 0 [pid 365] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 365] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 365] <... bpf resumed>) = 4 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 366] <... prctl resumed>) = 0 [pid 366] setpgid(0, 0) = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 366] write(3, "1000", 4) = 4 [pid 366] 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) = 3 [pid 366] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 362] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 367 ./strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x555555b1c660, 24) = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 367] setpgid(0, 0) = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [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 [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="kfree", prog_fd=4}}, 16 [pid 364] <... bpf resumed>) = 5 [pid 363] <... bpf resumed>) = 5 [pid 367] <... bpf resumed>) = 5 [pid 366] <... bpf resumed>) = 5 [pid 365] <... bpf resumed>) = 5 [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 367] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 366] <... bpf resumed>) = 6 [pid 365] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 366] exit_group(0) = ? [pid 366] +++ exited with 0 +++ [pid 365] <... bpf resumed>) = 6 [pid 364] <... bpf resumed>) = 6 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 364] exit_group(0 [ 28.514268][ T358] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 28.522087][ T358] [pid 363] <... bpf resumed>) = 6 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 364] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 365] <... bpf resumed>) = 7 [pid 364] +++ exited with 0 +++ [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 367] <... bpf resumed>) = 6 [pid 363] <... bpf resumed>) = 7 [pid 365] exit_group(0 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 367] exit_group(0) = ? [pid 367] +++ exited with 0 +++ [pid 365] <... exit_group resumed>) = ? [pid 363] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 363] <... exit_group resumed>) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 365] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 368 attached [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 368 [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 369 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x555555b1c660, 24) = 0 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 370 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 369] setpgid(0, 0) = 0 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 369] write(3, "1000", 4) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 371 [pid 369] close(3./strace-static-x86_64: Process 370 attached [pid 368] set_robust_list(0x555555b1c660, 24 [pid 369] <... close resumed>) = 0 [pid 369] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 370] set_robust_list(0x555555b1c660, 24 [pid 368] <... set_robust_list resumed>) = 0 [pid 369] <... bpf resumed>) = 3 [pid 369] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 370] <... set_robust_list resumed>) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 369] <... bpf resumed>) = 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 [pid 368] <... prctl resumed>) = 0 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] setpgid(0, 0 [pid 370] setpgid(0, 0 [pid 368] <... setpgid resumed>) = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 370] <... setpgid resumed>) = 0 [pid 368] <... openat resumed>) = 3 [pid 368] write(3, "1000", 4 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 369] <... bpf resumed>) = 4 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 371 attached [pid 368] <... write resumed>) = 4 [pid 371] set_robust_list(0x555555b1c660, 24 [pid 368] close(3 [pid 371] <... set_robust_list resumed>) = 0 [pid 370] <... openat resumed>) = 3 [pid 368] <... close resumed>) = 0 [pid 370] write(3, "1000", 4 [pid 368] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 370] <... write resumed>) = 4 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] <... bpf resumed>) = 3 [pid 371] setpgid(0, 0) = 0 [pid 370] close(3 [pid 368] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 370] <... close resumed>) = 0 [pid 368] <... bpf resumed>) = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 370] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 371] <... openat resumed>) = 3 [pid 371] write(3, "1000", 4) = 4 [pid 371] close(3 [pid 368] <... bpf resumed>) = 4 [pid 371] <... close resumed>) = 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 [pid 370] <... bpf resumed>) = 3 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 371] <... bpf resumed>) = 3 [pid 371] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 370] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 371] <... bpf resumed>) = 4 [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 [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 370] <... bpf resumed>) = 4 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 363] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 372 ./strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x555555b1c660, 24) = 0 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3) = 0 [pid 372] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 372] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 372] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 369] <... bpf resumed>) = 5 [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 371] <... bpf resumed>) = 5 [pid 368] <... bpf resumed>) = 5 [pid 370] <... bpf resumed>) = 5 [pid 369] <... bpf resumed>) = 6 [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 370] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 372] <... bpf resumed>) = 5 [pid 370] <... bpf resumed>) = 6 [pid 369] <... bpf resumed>) = 7 [pid 368] <... bpf resumed>) = 6 [pid 372] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 369] exit_group(0 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 372] <... bpf resumed>) = 6 [pid 371] <... bpf resumed>) = 6 [pid 370] <... bpf resumed>) = 7 [pid 369] <... exit_group resumed>) = ? [pid 368] <... bpf resumed>) = 7 [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 370] exit_group(0 [pid 369] +++ exited with 0 +++ [pid 371] <... bpf resumed>) = 7 [pid 368] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 368] <... exit_group resumed>) = ? [ 28.620496][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 28.631901][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 28.639364][ T297] Modules linked in: [ 28.642969][ T297] Preemption disabled at: [ 28.642974][ T297] [] up_read+0x16/0x170 [ 28.652694][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 28.664060][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.673954][ T297] Call Trace: [ 28.677080][ T297] [ 28.679855][ T297] dump_stack_lvl+0x151/0x1b7 [ 28.684367][ T297] ? up_read+0x16/0x170 [ 28.688362][ T297] ? up_read+0x16/0x170 [ 28.692353][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.697652][ T297] ? up_read+0x16/0x170 [ 28.701640][ T297] dump_stack+0x15/0x1b [ 28.705633][ T297] __schedule_bug+0x195/0x260 [ 28.710148][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.715439][ T297] __schedule+0xcf7/0x1550 [ 28.719695][ T297] ? __sched_text_start+0x8/0x8 [ 28.724377][ T297] ? __kasan_check_write+0x14/0x20 [ 28.729326][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 28.734101][ T297] schedule+0xc3/0x180 [ 28.738006][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 28.743039][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 28.748335][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 28.753714][ T297] do_syscall_64+0x49/0xb0 [ 28.757969][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.763695][ T297] RIP: 0033:0x4e815a [ 28.767430][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 28.786868][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 28.795115][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 28.802926][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 0000000000000174 [ 28.810736][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 370] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 372] <... bpf resumed>) = 7 [pid 371] exit_group(0 [pid 368] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 371] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 372] exit_group(0 [pid 371] +++ exited with 0 +++ [pid 370] +++ exited with 0 +++ [pid 372] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 373 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 374 ./strace-static-x86_64: Process 374 attached [pid 374] set_robust_list(0x555555b1c660, 24 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 374] <... set_robust_list resumed>) = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 374] setpgid(0, 0) = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3) = 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 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 375 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 376 [pid 374] <... bpf resumed>) = 3 [pid 374] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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./strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 373 attached ) = 0 [pid 373] set_robust_list(0x555555b1c660, 24 [pid 374] <... bpf resumed>) = 4 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x555555b1c660, 24) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 375] setpgid(0, 0) = 0 [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 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 373] <... set_robust_list resumed>) = 0 [pid 375] <... bpf resumed>) = 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 376] <... prctl resumed>) = 0 [pid 376] setpgid(0, 0) = 0 [pid 375] <... bpf resumed>) = 4 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 376] <... openat resumed>) = 3 [pid 373] <... prctl resumed>) = 0 [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 [pid 373] setpgid(0, 0) = 0 [pid 376] <... bpf resumed>) = 4 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 373] write(3, "1000", 4) = 4 [pid 373] close(3) = 0 [pid 373] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 373] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 374] <... bpf resumed>) = 5 [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 376] <... bpf resumed>) = 5 [pid 375] <... bpf resumed>) = 5 [pid 372] +++ exited with 0 +++ [pid 376] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 374] <... bpf resumed>) = 7 [pid 373] <... bpf resumed>) = 5 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 376] <... bpf resumed>) = 6 [pid 374] exit_group(0 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 376] <... bpf resumed>) = 7 [pid 376] exit_group(0) = ? [pid 376] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 375] <... bpf resumed>) = 6 [pid 374] <... exit_group resumed>) = ? [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 374] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 375] <... bpf resumed>) = 7 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 375] exit_group(0 [pid 373] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 377 [pid 375] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 378 ./strace-static-x86_64: Process 378 attached [pid 378] set_robust_list(0x555555b1c660, 24) = 0 [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] setpgid(0, 0) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 379 [pid 378] <... openat resumed>) = 3 [pid 378] write(3, "1000", 4) = 4 [pid 378] close(3) = 0 [ 28.818548][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [ 28.826361][ T297] R13: 0000000020000100 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 28.834174][ T297] [pid 378] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 378] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 373] <... bpf resumed>) = 6 [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 379 attached [pid 379] set_robust_list(0x555555b1c660, 24) = 0 [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 379] <... openat resumed>) = 3 [pid 379] write(3, "1000", 4) = 4 [pid 379] close(3) = 0 [pid 379] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 379] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 377 attached ) = 4 [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 377] set_robust_list(0x555555b1c660, 24) = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 377] setpgid(0, 0) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3) = 0 [pid 377] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 377] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 378] <... bpf resumed>) = 5 [pid 375] +++ exited with 0 +++ [pid 379] <... bpf resumed>) = 5 [pid 377] <... bpf resumed>) = 5 [pid 373] <... bpf resumed>) = 7 [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 373] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 373] <... exit_group resumed>) = ? [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 378] <... bpf resumed>) = 6 [pid 373] +++ exited with 0 +++ [pid 305] <... restart_syscall resumed>) = 0 [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 379] <... bpf resumed>) = 6 [pid 378] <... bpf resumed>) = 7 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 380 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 381 [pid 378] exit_group(0) = ? ./strace-static-x86_64: Process 381 attached [pid 381] set_robust_list(0x555555b1c660, 24) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 378] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 381] <... prctl resumed>) = 0 [pid 381] setpgid(0, 0 [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 381] <... setpgid resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 377] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 380 attached [pid 379] <... bpf resumed>) = 7 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 382 attached [pid 380] set_robust_list(0x555555b1c660, 24 [pid 379] exit_group(0 [pid 377] <... bpf resumed>) = 7 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 382 [pid 379] <... exit_group resumed>) = ? [pid 377] exit_group(0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 379] +++ exited with 0 +++ [pid 377] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 382] set_robust_list(0x555555b1c660, 24 [pid 380] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 383 attached [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 383 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 383] set_robust_list(0x555555b1c660, 24 [pid 382] <... set_robust_list resumed>) = 0 [pid 383] <... set_robust_list resumed>) = 0 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 380] <... prctl resumed>) = 0 [pid 381] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 382] <... prctl resumed>) = 0 [pid 380] setpgid(0, 0 [pid 381] <... bpf resumed>) = 3 [pid 381] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 382] setpgid(0, 0 [pid 380] <... setpgid resumed>) = 0 [pid 383] <... prctl resumed>) = 0 [pid 382] <... setpgid resumed>) = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 383] setpgid(0, 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 380] <... openat resumed>) = 3 [pid 381] <... bpf resumed>) = 0 [pid 380] write(3, "1000", 4 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 383] <... setpgid resumed>) = 0 [pid 382] <... openat resumed>) = 3 [pid 380] <... write resumed>) = 4 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 382] write(3, "1000", 4 [pid 380] close(3 [pid 382] <... write resumed>) = 4 [pid 380] <... close resumed>) = 0 [pid 383] <... openat resumed>) = 3 [pid 381] <... bpf resumed>) = 4 [pid 380] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 383] write(3, "1000", 4 [pid 382] close(3 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 380] <... bpf resumed>) = 3 [pid 380] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 383] <... write resumed>) = 4 [pid 380] <... bpf resumed>) = 0 [pid 383] close(3) = 0 [pid 382] <... close resumed>) = 0 [pid 380] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 383] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 382] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 383] <... bpf resumed>) = 3 [pid 380] <... bpf resumed>) = 4 [pid 383] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 383] <... bpf resumed>) = 0 [pid 382] <... bpf resumed>) = 3 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 382] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 382] <... bpf resumed>) = 0 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 377] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 384 ./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x555555b1c660, 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) = 3 [pid 384] write(3, "1000", 4) = 4 [pid 384] close(3) = 0 [pid 384] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [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) = 4 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 381] <... bpf resumed>) = 5 [pid 383] <... bpf resumed>) = 5 [pid 380] <... bpf resumed>) = 5 [pid 384] <... bpf resumed>) = 5 [pid 382] <... bpf resumed>) = 5 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 380] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 384] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 381] <... bpf resumed>) = 6 [pid 384] <... bpf resumed>) = 6 [pid 383] <... bpf resumed>) = 6 [pid 382] <... bpf resumed>) = 6 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 380] <... bpf resumed>) = 6 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 381] <... bpf resumed>) = 7 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 384] <... bpf resumed>) = 7 [pid 383] <... bpf resumed>) = 7 [pid 382] <... bpf resumed>) = 7 [pid 381] exit_group(0 [pid 384] exit_group(0 [pid 383] exit_group(0 [pid 382] exit_group(0 [pid 380] <... bpf resumed>) = 7 [pid 384] <... exit_group resumed>) = ? [pid 383] <... exit_group resumed>) = ? [pid 382] <... exit_group resumed>) = ? [pid 384] +++ exited with 0 +++ [pid 383] +++ exited with 0 +++ [pid 382] +++ exited with 0 +++ [pid 381] <... exit_group resumed>) = ? [pid 380] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 381] +++ exited with 0 +++ [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 386 attached ./strace-static-x86_64: Process 387 attached ./strace-static-x86_64: Process 385 attached [pid 380] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 385 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 386 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 387 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 385] set_robust_list(0x555555b1c660, 24 [pid 301] <... restart_syscall resumed>) = 0 [pid 385] <... set_robust_list resumed>) = 0 [pid 387] set_robust_list(0x555555b1c660, 24 [pid 386] set_robust_list(0x555555b1c660, 24 [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 387] <... set_robust_list resumed>) = 0 [pid 386] <... set_robust_list resumed>) = 0 [pid 385] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 388 attached [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 388 [pid 387] <... prctl resumed>) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] setpgid(0, 0 [pid 387] setpgid(0, 0 [pid 386] <... prctl resumed>) = 0 [pid 385] <... setpgid resumed>) = 0 [pid 388] set_robust_list(0x555555b1c660, 24 [pid 387] <... setpgid resumed>) = 0 [pid 388] <... set_robust_list resumed>) = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 386] setpgid(0, 0 [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 387] <... openat resumed>) = 3 [pid 386] <... setpgid resumed>) = 0 [pid 387] write(3, "1000", 4 [pid 385] <... openat resumed>) = 3 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 387] <... write resumed>) = 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 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 386] <... openat resumed>) = 3 [pid 385] write(3, "1000", 4 [pid 387] <... bpf resumed>) = 3 [pid 388] <... prctl resumed>) = 0 [pid 387] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 386] write(3, "1000", 4 [pid 385] <... write resumed>) = 4 [pid 387] <... bpf resumed>) = 0 [pid 388] setpgid(0, 0 [pid 386] <... write resumed>) = 4 [pid 385] close(3 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 388] <... setpgid resumed>) = 0 [pid 387] <... bpf resumed>) = 4 [pid 386] close(3 [pid 385] <... close resumed>) = 0 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 386] <... close resumed>) = 0 [pid 385] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 386] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 385] <... bpf resumed>) = 3 [pid 386] <... bpf resumed>) = 3 [pid 385] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 386] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 385] <... bpf resumed>) = 0 [pid 386] <... bpf resumed>) = 0 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 388] <... openat resumed>) = 3 [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 385] <... bpf resumed>) = 4 [pid 388] write(3, "1000", 4 [pid 386] <... bpf resumed>) = 4 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 388] <... write resumed>) = 4 [pid 388] close(3) = 0 [pid 388] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 388] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 387] <... bpf resumed>) = 5 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 388] <... bpf resumed>) = 5 [pid 386] <... bpf resumed>) = 5 [pid 387] <... bpf resumed>) = 7 [pid 385] <... bpf resumed>) = 5 [pid 380] +++ exited with 0 +++ [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 387] exit_group(0 [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 388] exit_group(0) = ? [pid 388] +++ exited with 0 +++ [pid 387] <... exit_group resumed>) = ? [pid 386] <... bpf resumed>) = 6 [pid 387] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 385] <... bpf resumed>) = 6 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 390 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 390 [pid 386] <... bpf resumed>) = 7 [pid 385] <... bpf resumed>) = 7 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 390] set_robust_list(0x555555b1c660, 24 [pid 385] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 386] exit_group(0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 390] <... set_robust_list resumed>) = 0 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 390] setpgid(0, 0) = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 390] write(3, "1000", 4) = 4 [pid 386] <... exit_group resumed>) = ? [pid 385] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 391 [pid 390] close(3) = 0 [pid 390] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 390] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 386] +++ exited with 0 +++ [pid 390] <... bpf resumed>) = 4 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 392 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 391 attached [pid 391] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 392 attached ) = 0 [pid 392] set_robust_list(0x555555b1c660, 24) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 392] <... openat resumed>) = 3 [pid 391] <... prctl resumed>) = 0 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 [pid 392] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 391] setpgid(0, 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 392] <... bpf resumed>) = 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 391] <... setpgid resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 393 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x555555b1c660, 24) = 0 [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 393] <... prctl resumed>) = 0 [pid 393] setpgid(0, 0) = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 391] <... openat resumed>) = 3 [pid 393] write(3, "1000", 4) = 4 [pid 393] close(3) = 0 [pid 393] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 391] write(3, "1000", 4 [pid 393] <... bpf resumed>) = 3 [pid 393] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 391] <... write resumed>) = 4 [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 391] close(3 [pid 393] <... bpf resumed>) = 4 [pid 391] <... close resumed>) = 0 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 391] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 391] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 385] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 394 attached , child_tidptr=0x555555b1c650) = 394 [pid 394] set_robust_list(0x555555b1c660, 24) = 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 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) = 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) = 4 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 393] <... bpf resumed>) = 5 [pid 392] <... bpf resumed>) = 5 [pid 391] <... bpf resumed>) = 5 [pid 390] <... bpf resumed>) = 5 [pid 394] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 392] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 394] <... bpf resumed>) = 6 [pid 393] <... bpf resumed>) = 6 [pid 392] <... bpf resumed>) = 6 [pid 391] <... bpf resumed>) = 6 [pid 390] <... bpf resumed>) = 6 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 394] <... bpf resumed>) = 7 [pid 393] <... bpf resumed>) = 7 [pid 392] <... bpf resumed>) = 7 [pid 391] <... bpf resumed>) = 7 [pid 390] <... bpf resumed>) = 7 [pid 394] exit_group(0 [pid 393] exit_group(0 [pid 392] exit_group(0 [pid 391] exit_group(0 [pid 390] exit_group(0 [pid 394] <... exit_group resumed>) = ? [pid 393] <... exit_group resumed>) = ? [pid 392] <... exit_group resumed>) = ? [pid 391] <... exit_group resumed>) = ? [pid 390] <... exit_group resumed>) = ? [pid 394] +++ exited with 0 +++ [pid 393] +++ exited with 0 +++ [pid 392] +++ exited with 0 +++ [pid 391] +++ exited with 0 +++ [pid 390] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 398 attached ./strace-static-x86_64: Process 397 attached ./strace-static-x86_64: Process 396 attached [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 395 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 398 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 399 ./strace-static-x86_64: Process 399 attached [pid 398] set_robust_list(0x555555b1c660, 24 [pid 397] set_robust_list(0x555555b1c660, 24 [pid 396] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 396 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 397 ./strace-static-x86_64: Process 395 attached [pid 398] <... set_robust_list resumed>) = 0 [pid 397] <... set_robust_list resumed>) = 0 [pid 396] <... set_robust_list resumed>) = 0 [pid 399] set_robust_list(0x555555b1c660, 24 [pid 395] set_robust_list(0x555555b1c660, 24) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 395] <... prctl resumed>) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 399] <... set_robust_list resumed>) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 397] <... prctl resumed>) = 0 [pid 396] <... prctl resumed>) = 0 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 398] <... prctl resumed>) = 0 [pid 397] setpgid(0, 0 [pid 396] setpgid(0, 0 [pid 398] setpgid(0, 0 [pid 397] <... setpgid resumed>) = 0 [pid 396] <... setpgid resumed>) = 0 [pid 399] <... prctl resumed>) = 0 [pid 395] <... openat resumed>) = 3 [pid 395] write(3, "1000", 4 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 395] <... write resumed>) = 4 [pid 395] close(3) = 0 [pid 395] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 398] <... setpgid resumed>) = 0 [pid 397] <... openat resumed>) = 3 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 396] <... openat resumed>) = 3 [pid 395] <... bpf resumed>) = 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 [pid 399] setpgid(0, 0 [pid 398] <... openat resumed>) = 3 [pid 397] write(3, "1000", 4 [pid 396] write(3, "1000", 4 [pid 397] <... write resumed>) = 4 [pid 399] <... setpgid resumed>) = 0 [pid 398] write(3, "1000", 4 [pid 396] <... write resumed>) = 4 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] <... write resumed>) = 4 [pid 397] close(3 [pid 396] close(3 [pid 398] close(3 [pid 397] <... close resumed>) = 0 [pid 396] <... close resumed>) = 0 [pid 398] <... close resumed>) = 0 [pid 397] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 396] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 398] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 397] <... bpf resumed>) = 3 [pid 396] <... bpf resumed>) = 3 [pid 399] <... openat resumed>) = 3 [pid 398] <... bpf resumed>) = 3 [pid 397] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 396] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 395] <... bpf resumed>) = 4 [pid 398] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 397] <... bpf resumed>) = 0 [pid 396] <... bpf resumed>) = 0 [pid 398] <... bpf resumed>) = 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 [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 399] write(3, "1000", 4 [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 399] <... write resumed>) = 4 [pid 398] <... bpf resumed>) = 4 [pid 397] <... bpf resumed>) = 4 [pid 396] <... bpf resumed>) = 4 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 399] close(3 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 399] <... close resumed>) = 0 [pid 399] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 397] <... bpf resumed>) = 5 [pid 395] <... bpf resumed>) = 5 [pid 398] <... bpf resumed>) = 5 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 396] <... bpf resumed>) = 5 [pid 399] <... bpf resumed>) = 3 [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 397] <... bpf resumed>) = 6 [pid 396] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 395] <... bpf resumed>) = 6 [pid 397] <... bpf resumed>) = 7 [pid 397] exit_group(0) = ? [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 398] <... bpf resumed>) = 6 [pid 397] +++ exited with 0 +++ [pid 396] <... bpf resumed>) = 6 [pid 395] <... bpf resumed>) = 7 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 395] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 399] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 398] <... bpf resumed>) = 7 [pid 396] <... bpf resumed>) = 7 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 395] <... exit_group resumed>) = ? [pid 304] <... restart_syscall resumed>) = 0 [pid 399] <... bpf resumed>) = 0 [pid 398] exit_group(0 [pid 396] exit_group(0 [pid 395] +++ exited with 0 +++ [pid 398] <... exit_group resumed>) = ? [pid 396] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 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) = 4 [pid 396] +++ exited with 0 +++ [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 400 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 401 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 402 ./strace-static-x86_64: Process 400 attached ./strace-static-x86_64: Process 402 attached ./strace-static-x86_64: Process 401 attached [pid 400] set_robust_list(0x555555b1c660, 24) = 0 [pid 402] set_robust_list(0x555555b1c660, 24 [pid 401] set_robust_list(0x555555b1c660, 24 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 402] <... set_robust_list resumed>) = 0 [pid 401] <... set_robust_list resumed>) = 0 [pid 400] setpgid(0, 0 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 400] <... setpgid resumed>) = 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 402] <... prctl resumed>) = 0 [pid 402] setpgid(0, 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 400] <... openat resumed>) = 3 [pid 400] write(3, "1000", 4 [pid 402] <... setpgid resumed>) = 0 [pid 401] <... prctl resumed>) = 0 [pid 400] <... write resumed>) = 4 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 400] close(3) = 0 [pid 402] <... openat resumed>) = 3 [pid 400] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 402] write(3, "1000", 4 [pid 401] setpgid(0, 0 [pid 400] <... bpf resumed>) = 3 [pid 400] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 402] <... write resumed>) = 4 [pid 401] <... setpgid resumed>) = 0 [pid 402] close(3 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 402] <... close resumed>) = 0 [pid 401] <... openat resumed>) = 3 [pid 400] <... bpf resumed>) = 0 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 402] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 401] write(3, "1000", 4 [pid 402] <... bpf resumed>) = 3 [pid 401] <... write resumed>) = 4 [pid 402] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 402] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 401] close(3 [pid 400] <... bpf resumed>) = 4 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 401] <... close resumed>) = 0 [pid 402] <... bpf resumed>) = 4 [pid 401] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 402] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 401] <... bpf resumed>) = 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) = 4 [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 398] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 403 [pid 403] <... set_robust_list resumed>) = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 403] setpgid(0, 0) = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 403] write(3, "1000", 4) = 4 [pid 403] close(3) = 0 [pid 403] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 403] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 400] <... bpf resumed>) = 5 [pid 399] <... bpf resumed>) = 5 [pid 403] <... bpf resumed>) = 5 [pid 402] <... bpf resumed>) = 5 [pid 401] <... bpf resumed>) = 5 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 399] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 402] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 400] <... bpf resumed>) = 6 [pid 403] <... bpf resumed>) = 6 [pid 402] <... bpf resumed>) = 6 [pid 401] <... bpf resumed>) = 6 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 399] <... bpf resumed>) = 6 [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 402] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 400] <... bpf resumed>) = 7 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 403] <... bpf resumed>) = 7 [pid 402] <... bpf resumed>) = 7 [pid 401] <... bpf resumed>) = 7 [pid 400] exit_group(0 [pid 399] <... bpf resumed>) = 7 [pid 403] exit_group(0 [pid 402] exit_group(0 [pid 401] exit_group(0 [pid 400] <... exit_group resumed>) = ? [pid 399] exit_group(0 [pid 403] <... exit_group resumed>) = ? [pid 402] <... exit_group resumed>) = ? [pid 401] <... exit_group resumed>) = ? [pid 400] +++ exited with 0 +++ [pid 399] <... exit_group resumed>) = ? [pid 402] +++ exited with 0 +++ [pid 401] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 399] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 404 attached [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 404 ./strace-static-x86_64: Process 405 attached [pid 404] set_robust_list(0x555555b1c660, 24 [pid 405] set_robust_list(0x555555b1c660, 24 [pid 404] <... set_robust_list resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 405 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 406 attached [pid 405] <... set_robust_list resumed>) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] set_robust_list(0x555555b1c660, 24 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 404] <... prctl resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 406 [pid 406] <... set_robust_list resumed>) = 0 [pid 405] <... prctl resumed>) = 0 [pid 404] setpgid(0, 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 405] setpgid(0, 0 [pid 404] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 407 attached [pid 406] <... prctl resumed>) = 0 [pid 405] <... setpgid resumed>) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 407] set_robust_list(0x555555b1c660, 24 [pid 406] setpgid(0, 0 [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 404] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 407 [pid 407] <... set_robust_list resumed>) = 0 [pid 406] <... setpgid resumed>) = 0 [pid 405] <... openat resumed>) = 3 [pid 404] write(3, "1000", 4 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] write(3, "1000", 4 [pid 404] <... write resumed>) = 4 [pid 407] <... prctl resumed>) = 0 [pid 406] <... openat resumed>) = 3 [pid 405] <... write resumed>) = 4 [pid 404] close(3 [pid 407] setpgid(0, 0 [pid 406] write(3, "1000", 4 [pid 405] close(3 [pid 404] <... close resumed>) = 0 [pid 407] <... setpgid resumed>) = 0 [pid 406] <... write resumed>) = 4 [pid 405] <... close resumed>) = 0 [pid 404] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 406] close(3 [pid 405] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 404] <... bpf resumed>) = 3 [pid 407] <... openat resumed>) = 3 [pid 406] <... close resumed>) = 0 [pid 405] <... bpf resumed>) = 3 [pid 404] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 407] write(3, "1000", 4 [pid 406] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 405] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 404] <... bpf resumed>) = 0 [pid 407] <... write resumed>) = 4 [pid 406] <... bpf resumed>) = 3 [pid 405] <... bpf resumed>) = 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 407] close(3 [pid 406] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 [pid 407] <... close resumed>) = 0 [pid 406] <... bpf resumed>) = 0 [pid 404] <... bpf resumed>) = 4 [pid 407] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [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] <... bpf resumed>) = 4 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 407] <... bpf resumed>) = 3 [pid 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 406] <... bpf resumed>) = 4 [pid 407] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 403] +++ exited with 0 +++ [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 408 [pid 408] <... set_robust_list resumed>) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 408] setpgid(0, 0) = 0 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 408] write(3, "1000", 4) = 4 [pid 408] close(3) = 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="kfree", prog_fd=4}}, 16 [pid 404] <... bpf resumed>) = 5 [pid 408] <... bpf resumed>) = 5 [pid 407] <... bpf resumed>) = 5 [pid 406] <... bpf resumed>) = 5 [pid 405] <... bpf resumed>) = 5 [pid 404] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 405] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 404] <... bpf resumed>) = 6 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 405] <... bpf resumed>) = 6 [pid 404] <... bpf resumed>) = 7 [pid 404] exit_group(0 [pid 407] <... bpf resumed>) = 6 [pid 406] <... bpf resumed>) = 6 [pid 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 404] <... exit_group resumed>) = ? [pid 408] <... bpf resumed>) = 6 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 405] <... bpf resumed>) = 7 [pid 404] +++ exited with 0 +++ [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 407] <... bpf resumed>) = 7 [pid 406] <... bpf resumed>) = 7 [pid 405] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 408] <... bpf resumed>) = 7 [pid 407] exit_group(0 [pid 406] exit_group(0 [pid 405] <... exit_group resumed>) = ? [pid 407] <... exit_group resumed>) = ? [pid 406] <... exit_group resumed>) = ? [pid 405] +++ exited with 0 +++ [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 406] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 409 ./strace-static-x86_64: Process 409 attached [pid 408] exit_group(0 [pid 407] +++ exited with 0 +++ [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 409] set_robust_list(0x555555b1c660, 24 [pid 408] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 410 ./strace-static-x86_64: Process 410 attached [pid 409] <... set_robust_list resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 412 attached ./strace-static-x86_64: Process 411 attached [pid 410] set_robust_list(0x555555b1c660, 24 [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 412] set_robust_list(0x555555b1c660, 24 [pid 411] set_robust_list(0x555555b1c660, 24 [pid 410] <... set_robust_list resumed>) = 0 [pid 409] <... prctl resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 411 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 412 [pid 412] <... set_robust_list resumed>) = 0 [pid 411] <... set_robust_list resumed>) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 409] setpgid(0, 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 410] <... prctl resumed>) = 0 [pid 409] <... setpgid resumed>) = 0 [pid 412] <... prctl resumed>) = 0 [pid 411] <... prctl resumed>) = 0 [pid 410] setpgid(0, 0 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 412] setpgid(0, 0 [pid 411] setpgid(0, 0 [pid 410] <... setpgid resumed>) = 0 [pid 409] <... openat resumed>) = 3 [pid 412] <... setpgid resumed>) = 0 [pid 411] <... setpgid resumed>) = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 409] write(3, "1000", 4 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 410] <... openat resumed>) = 3 [pid 409] <... write resumed>) = 4 [pid 410] write(3, "1000", 4 [pid 409] close(3 [pid 410] <... write resumed>) = 4 [pid 409] <... close resumed>) = 0 [pid 411] <... openat resumed>) = 3 [pid 410] close(3 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 411] write(3, "1000", 4 [pid 410] <... close resumed>) = 0 [pid 409] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 412] <... openat resumed>) = 3 [pid 411] <... write resumed>) = 4 [pid 410] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 409] <... bpf resumed>) = 3 [pid 412] write(3, "1000", 4 [pid 411] close(3 [pid 410] <... bpf resumed>) = 3 [pid 409] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 412] <... write resumed>) = 4 [pid 411] <... close resumed>) = 0 [pid 410] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 409] <... bpf resumed>) = 0 [pid 412] close(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 410] <... bpf resumed>) = 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 412] <... close resumed>) = 0 [pid 411] <... bpf resumed>) = 3 [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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 411] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 409] <... bpf resumed>) = 4 [pid 412] <... bpf resumed>) = 3 [pid 411] <... bpf resumed>) = 0 [pid 410] <... bpf resumed>) = 4 [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 412] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 412] <... bpf resumed>) = 0 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 411] <... bpf resumed>) = 4 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 412] <... bpf resumed>) = 4 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 409] <... bpf resumed>) = 5 [pid 409] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 411] <... bpf resumed>) = 5 [pid 412] <... bpf resumed>) = 5 [pid 410] <... bpf resumed>) = 5 [pid 409] <... bpf resumed>) = 7 [pid 408] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 409] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 413 ./strace-static-x86_64: Process 413 attached [pid 413] set_robust_list(0x555555b1c660, 24) = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] <... bpf resumed>) = 6 [pid 409] <... exit_group resumed>) = ? [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [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 [pid 409] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 410] <... bpf resumed>) = 7 [pid 410] exit_group(0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 410] <... exit_group resumed>) = ? [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 414 [pid 413] <... close resumed>) = 0 [pid 413] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 410] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 413] <... bpf resumed>) = 3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 415 [pid 411] <... bpf resumed>) = 6 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 411] exit_group(0 [pid 413] <... bpf resumed>) = 4 [pid 411] <... exit_group resumed>) = ? [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 413] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 411] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 412] <... bpf resumed>) = 6 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 416 ./strace-static-x86_64: Process 415 attached ./strace-static-x86_64: Process 416 attached ./strace-static-x86_64: Process 414 attached [pid 416] set_robust_list(0x555555b1c660, 24 [pid 415] set_robust_list(0x555555b1c660, 24 [pid 414] set_robust_list(0x555555b1c660, 24 [pid 413] <... bpf resumed>) = 6 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 413] exit_group(0 [pid 412] exit_group(0 [pid 413] <... exit_group resumed>) = ? [pid 412] <... exit_group resumed>) = ? [pid 416] <... set_robust_list resumed>) = 0 [pid 415] <... set_robust_list resumed>) = 0 [pid 414] <... set_robust_list resumed>) = 0 [pid 413] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 416] <... prctl resumed>) = 0 [pid 415] <... prctl resumed>) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 416] setpgid(0, 0 [pid 415] setpgid(0, 0 [pid 414] <... prctl resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 416] <... setpgid resumed>) = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 417 [pid 416] <... openat resumed>) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 415] <... setpgid resumed>) = 0 [pid 414] setpgid(0, 0 [pid 416] close(3) = 0 [pid 416] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 414] <... setpgid resumed>) = 0 [pid 416] <... bpf resumed>) = 3 [pid 416] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 416] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 415] <... openat resumed>) = 3 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 416] <... bpf resumed>) = 4 [pid 415] write(3, "1000", 4 [pid 414] <... openat resumed>) = 3 [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x555555b1c660, 24 [pid 415] <... write resumed>) = 4 [pid 414] write(3, "1000", 4 [pid 417] <... set_robust_list resumed>) = 0 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 417] setpgid(0, 0 [pid 415] close(3 [pid 414] <... write resumed>) = 4 [pid 417] <... setpgid resumed>) = 0 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 415] <... close resumed>) = 0 [pid 417] write(3, "1000", 4) = 4 [pid 417] close(3 [pid 415] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 414] close(3 [pid 417] <... close resumed>) = 0 [pid 417] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 415] <... bpf resumed>) = 3 [pid 414] <... close resumed>) = 0 [pid 417] <... bpf resumed>) = 3 [pid 415] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 417] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 414] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 417] <... bpf resumed>) = 0 [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 415] <... bpf resumed>) = 4 [pid 412] +++ exited with 0 +++ [pid 414] <... bpf resumed>) = 3 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 417] <... bpf resumed>) = 4 [pid 414] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 414] <... bpf resumed>) = 0 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 418 ./strace-static-x86_64: Process 418 attached [pid 414] <... bpf resumed>) = 4 [pid 418] set_robust_list(0x555555b1c660, 24 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 418] <... set_robust_list resumed>) = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 418] setpgid(0, 0) = 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 418] write(3, "1000", 4) = 4 [pid 418] close(3) = 0 [pid 418] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 418] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 416] <... bpf resumed>) = 5 [pid 416] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 417] <... bpf resumed>) = 5 [pid 416] <... bpf resumed>) = 6 [pid 415] <... bpf resumed>) = 5 [pid 414] <... 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=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 417] <... bpf resumed>) = 6 [pid 416] <... bpf resumed>) = 7 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 418] <... bpf resumed>) = 6 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 416] exit_group(0 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 417] <... bpf resumed>) = 7 [pid 416] <... exit_group resumed>) = ? [pid 418] <... bpf resumed>) = 7 [pid 417] exit_group(0 [pid 416] +++ exited with 0 +++ [pid 415] <... bpf resumed>) = 6 [pid 418] exit_group(0 [pid 417] <... exit_group resumed>) = ? [pid 418] <... exit_group resumed>) = ? [pid 417] +++ exited with 0 +++ [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 418] +++ exited with 0 +++ [pid 415] <... bpf resumed>) = 7 [pid 414] <... bpf resumed>) = 6 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 415] exit_group(0./strace-static-x86_64: Process 419 attached [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 419 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 415] <... exit_group resumed>) = ? [pid 419] set_robust_list(0x555555b1c660, 24 [pid 414] <... bpf resumed>) = 7 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 420 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 421 attached [pid 419] <... set_robust_list resumed>) = 0 [pid 415] +++ exited with 0 +++ [pid 414] exit_group(0 [pid 421] set_robust_list(0x555555b1c660, 24 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 414] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 421 [pid 419] <... prctl resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 421] <... set_robust_list resumed>) = 0 [pid 419] setpgid(0, 0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 419] <... setpgid resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 421] <... prctl resumed>) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 421] setpgid(0, 0 [pid 419] <... openat resumed>) = 3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 421] <... setpgid resumed>) = 0 [pid 419] write(3, "1000", 4./strace-static-x86_64: Process 420 attached ) = 4 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 422 [pid 419] close(3 [pid 421] <... openat resumed>) = 3 [pid 419] <... close resumed>) = 0 [pid 421] write(3, "1000", 4 [pid 419] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 421] <... write resumed>) = 4 [pid 419] <... bpf resumed>) = 3 [pid 421] close(3 [pid 419] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 421] <... close resumed>) = 0 [pid 419] <... bpf resumed>) = 0 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 421] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 420] set_robust_list(0x555555b1c660, 24 [pid 421] <... bpf resumed>) = 3 [pid 420] <... set_robust_list resumed>) = 0 [pid 419] <... bpf resumed>) = 4 [pid 421] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4./strace-static-x86_64: Process 422 attached [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 414] +++ exited with 0 +++ [pid 421] <... bpf resumed>) = 0 [pid 422] set_robust_list(0x555555b1c660, 24 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 420] <... prctl resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 422] <... set_robust_list resumed>) = 0 [pid 420] setpgid(0, 0 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 420] <... setpgid resumed>) = 0 [pid 422] <... prctl resumed>) = 0 [pid 421] <... bpf resumed>) = 4 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 423 attached [pid 422] setpgid(0, 0 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 420] <... openat resumed>) = 3 [pid 423] set_robust_list(0x555555b1c660, 24 [pid 422] <... setpgid resumed>) = 0 [pid 420] write(3, "1000", 4 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 423 [pid 423] <... set_robust_list resumed>) = 0 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 420] <... write resumed>) = 4 [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 422] <... openat resumed>) = 3 [pid 420] close(3 [pid 423] <... prctl resumed>) = 0 [pid 422] write(3, "1000", 4 [pid 420] <... close resumed>) = 0 [pid 423] setpgid(0, 0 [pid 422] <... write resumed>) = 4 [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 423] <... setpgid resumed>) = 0 [pid 422] close(3 [pid 420] <... bpf resumed>) = 3 [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 422] <... close resumed>) = 0 [pid 420] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 423] <... openat resumed>) = 3 [pid 422] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 420] <... bpf resumed>) = 0 [pid 423] write(3, "1000", 4) = 4 [pid 422] <... bpf resumed>) = 3 [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 423] close(3 [pid 422] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 420] <... bpf resumed>) = 4 [pid 423] <... close resumed>) = 0 [pid 422] <... bpf resumed>) = 0 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 423] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 423] <... bpf resumed>) = 3 [pid 423] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 422] <... bpf resumed>) = 4 [pid 423] <... bpf resumed>) = 4 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 419] <... bpf resumed>) = 5 [pid 423] <... bpf resumed>) = 5 [pid 422] <... bpf resumed>) = 5 [pid 421] <... bpf resumed>) = 5 [pid 420] <... bpf resumed>) = 5 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 423] <... bpf resumed>) = 6 [pid 422] <... bpf resumed>) = 6 [pid 421] <... bpf resumed>) = 6 [pid 420] <... bpf resumed>) = 6 [pid 419] <... bpf resumed>) = 6 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 423] <... bpf resumed>) = 7 [pid 422] <... bpf resumed>) = 7 [pid 421] <... bpf resumed>) = 7 [pid 420] <... bpf resumed>) = 7 [pid 419] <... bpf resumed>) = 7 [pid 423] exit_group(0 [pid 422] exit_group(0 [pid 421] exit_group(0 [pid 420] exit_group(0 [pid 419] exit_group(0 [pid 423] <... exit_group resumed>) = ? [pid 422] <... exit_group resumed>) = ? [pid 421] <... exit_group resumed>) = ? [pid 420] <... exit_group resumed>) = ? [pid 419] <... exit_group resumed>) = ? [pid 423] +++ exited with 0 +++ [pid 421] +++ exited with 0 +++ [pid 420] +++ exited with 0 +++ [pid 419] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 424 attached ./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x555555b1c660, 24 [pid 424] set_robust_list(0x555555b1c660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 424 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 425 [pid 425] <... set_robust_list resumed>) = 0 [pid 424] <... set_robust_list resumed>) = 0 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 424] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 426 attached [pid 425] <... prctl resumed>) = 0 [pid 424] setpgid(0, 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 424] <... setpgid resumed>) = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 425] setpgid(0, 0 [pid 424] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 426 [pid 424] write(3, "1000", 4) = 4 [pid 425] <... setpgid resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 427 [pid 424] close(3 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 426] set_robust_list(0x555555b1c660, 24 [pid 425] <... openat resumed>) = 3 [pid 424] <... bpf resumed>) = 3 [pid 425] write(3, "1000", 4 [pid 424] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 426] <... set_robust_list resumed>) = 0 [pid 425] <... write resumed>) = 4 [pid 424] <... bpf resumed>) = 0 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 425] close(3 [pid 424] <... bpf resumed>) = 4 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 425] <... close resumed>) = 0 ./strace-static-x86_64: Process 427 attached [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 426] <... prctl resumed>) = 0 [pid 427] set_robust_list(0x555555b1c660, 24 [pid 425] <... bpf resumed>) = 3 [pid 427] <... set_robust_list resumed>) = 0 [pid 425] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 426] setpgid(0, 0 [pid 425] <... bpf resumed>) = 0 [pid 427] <... prctl resumed>) = 0 [pid 427] setpgid(0, 0) = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 426] <... setpgid resumed>) = 0 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] <... openat resumed>) = 3 [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] <... openat resumed>) = 3 [pid 425] <... bpf resumed>) = 4 [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] write(3, "1000", 4 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 427] <... bpf resumed>) = 4 [pid 426] <... write resumed>) = 4 [pid 426] close(3) = 0 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 3 [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) = 4 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 424] <... bpf resumed>) = 5 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 422] +++ exited with 0 +++ [pid 427] <... bpf resumed>) = 5 [pid 426] <... bpf resumed>) = 5 [pid 425] <... bpf resumed>) = 5 [pid 424] <... bpf resumed>) = 7 [pid 305] --- 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 424] exit_group(0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 427] <... bpf resumed>) = 6 [pid 426] <... bpf resumed>) = 6 [pid 425] <... bpf resumed>) = 6 [pid 424] <... exit_group resumed>) = ? [pid 305] <... restart_syscall resumed>) = 0 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 426] <... bpf resumed>) = 7 [pid 425] <... bpf resumed>) = 7 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 426] exit_group(0 [pid 425] exit_group(0 [pid 424] +++ exited with 0 +++ [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 428 attached [pid 427] <... bpf resumed>) = 7 [pid 426] <... exit_group resumed>) = ? [pid 425] <... exit_group resumed>) = ? [pid 428] set_robust_list(0x555555b1c660, 24 [pid 427] exit_group(0 [pid 426] +++ exited with 0 +++ [pid 425] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 428 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 427] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 429 ./strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x555555b1c660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 430 [pid 429] <... set_robust_list resumed>) = 0 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 429] <... prctl resumed>) = 0 [pid 429] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 430 attached [pid 428] <... set_robust_list resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 431 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 430] set_robust_list(0x555555b1c660, 24 [pid 429] <... openat resumed>) = 3 [pid 429] write(3, "1000", 4 [pid 430] <... set_robust_list resumed>) = 0 [pid 428] <... prctl resumed>) = 0 [pid 428] setpgid(0, 0 [pid 429] <... write resumed>) = 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 430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 428] <... setpgid resumed>) = 0 [pid 429] <... bpf resumed>) = 3 [pid 429] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 430] <... prctl resumed>) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 430] setpgid(0, 0) = 0 [pid 428] write(3, "1000", 4 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 428] <... write resumed>) = 4 [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 [pid 430] <... openat resumed>) = 3 [pid 429] <... bpf resumed>) = 4 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 431 attached [pid 430] write(3, "1000", 4 [pid 428] <... bpf resumed>) = 3 [pid 431] set_robust_list(0x555555b1c660, 24) = 0 [pid 430] <... write resumed>) = 4 [pid 428] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 430] close(3 [pid 428] <... bpf resumed>) = 0 [pid 431] <... prctl resumed>) = 0 [pid 431] setpgid(0, 0) = 0 [pid 430] <... close resumed>) = 0 [pid 428] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 430] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3 [pid 428] <... bpf resumed>) = 4 [pid 431] <... close resumed>) = 0 [pid 431] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 430] <... bpf resumed>) = 3 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 431] <... bpf resumed>) = 3 [pid 430] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 431] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 430] <... bpf resumed>) = 0 [pid 431] <... bpf resumed>) = 4 [pid 430] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 430] <... bpf resumed>) = 4 [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 429] <... bpf resumed>) = 5 [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 427] +++ exited with 0 +++ [pid 431] <... bpf resumed>) = 5 [pid 430] <... bpf resumed>) = 5 [pid 429] <... bpf resumed>) = 7 [pid 428] <... bpf resumed>) = 5 [pid 431] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 430] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 429] exit_group(0 [pid 428] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 431] <... bpf resumed>) = 6 [pid 429] <... exit_group resumed>) = ? [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 429] +++ exited with 0 +++ [pid 431] <... bpf resumed>) = 7 [pid 431] exit_group(0 [pid 430] <... bpf resumed>) = 6 [pid 431] <... exit_group resumed>) = ? [pid 431] +++ exited with 0 +++ [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 430] <... bpf resumed>) = 7 [pid 428] <... bpf resumed>) = 6 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 430] exit_group(0) = ? [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 432 attached [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 432 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 432] set_robust_list(0x555555b1c660, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 432] <... set_robust_list resumed>) = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 432] setpgid(0, 0) = 0 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 432] <... openat resumed>) = 3 [pid 432] write(3, "1000", 4) = 4 [pid 432] close(3) = 0 [pid 432] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 432] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 433 [pid 432] <... bpf resumed>) = 0 [pid 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 434 ./strace-static-x86_64: Process 434 attached ./strace-static-x86_64: Process 433 attached [pid 432] <... bpf resumed>) = 4 [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 434] set_robust_list(0x555555b1c660, 24 [pid 433] set_robust_list(0x555555b1c660, 24 [pid 434] <... set_robust_list resumed>) = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 433] <... set_robust_list resumed>) = 0 [pid 434] <... prctl resumed>) = 0 [pid 434] setpgid(0, 0) = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 434] <... openat resumed>) = 3 [pid 433] <... prctl resumed>) = 0 [pid 434] write(3, "1000", 4) = 4 [pid 434] close(3) = 0 [pid 434] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 433] setpgid(0, 0 [pid 434] <... bpf resumed>) = 3 [pid 434] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 433] <... setpgid resumed>) = 0 [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 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 434] <... bpf resumed>) = 4 [pid 433] <... openat resumed>) = 3 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 3 [pid 433] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 433] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 434] <... bpf resumed>) = 5 [pid 432] <... bpf resumed>) = 5 [pid 430] +++ exited with 0 +++ [pid 428] <... bpf resumed>) = 7 [pid 433] <... bpf resumed>) = 5 [pid 433] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 434] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 432] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 428] exit_group(0 [pid 433] <... bpf resumed>) = 6 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 428] <... exit_group resumed>) = ? [pid 433] <... bpf resumed>) = 7 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 435 [pid 433] exit_group(0) = ? [pid 433] +++ exited with 0 +++ [pid 428] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 435 attached ) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 435] set_robust_list(0x555555b1c660, 24) = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 435] setpgid(0, 0) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 436 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 435] write(3, "1000", 4) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 437 [pid 435] close(3) = 0 [pid 435] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 435] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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) = 4 [pid 434] <... bpf resumed>) = 6 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31./strace-static-x86_64: Process 437 attached [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 432] <... bpf resumed>) = 6 [pid 437] set_robust_list(0x555555b1c660, 24 [pid 435] <... bpf resumed>) = 6 [pid 434] <... bpf resumed>) = 7 [pid 432] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 432] <... bpf resumed>) = 7 [pid 434] exit_group(0 [pid 432] exit_group(0 [pid 435] exit_group(0 [pid 432] <... exit_group resumed>) = ? [pid 434] <... exit_group resumed>) = ? [pid 435] <... exit_group resumed>) = ? [pid 432] +++ exited with 0 +++ ./strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x555555b1c660, 24) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 436] setpgid(0, 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 436] <... setpgid resumed>) = 0 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 437] <... set_robust_list resumed>) = 0 [pid 436] <... openat resumed>) = 3 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 435] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 438 ./strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x555555b1c660, 24) = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 437] <... prctl resumed>) = 0 [pid 436] write(3, "1000", 4 [pid 438] <... prctl resumed>) = 0 [pid 437] setpgid(0, 0 [pid 436] <... write resumed>) = 4 [pid 303] <... restart_syscall resumed>) = 0 [pid 437] <... setpgid resumed>) = 0 [pid 436] close(3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 436] <... close resumed>) = 0 ./strace-static-x86_64: Process 439 attached [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 439 [pid 437] <... openat resumed>) = 3 [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 439] set_robust_list(0x555555b1c660, 24 [pid 437] write(3, "1000", 4 [pid 438] setpgid(0, 0) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 436] <... bpf resumed>) = 3 [pid 439] <... set_robust_list resumed>) = 0 [pid 437] <... write resumed>) = 4 [pid 438] <... openat resumed>) = 3 [pid 436] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 437] close(3 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL [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 439] <... prctl resumed>) = 0 [pid 437] <... close resumed>) = 0 [pid 436] <... bpf resumed>) = 0 [pid 438] <... bpf resumed>) = 3 [pid 438] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 439] setpgid(0, 0 [pid 437] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 438] <... bpf resumed>) = 0 [pid 439] <... setpgid resumed>) = 0 [pid 437] <... bpf resumed>) = 3 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 438] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 437] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 436] <... bpf resumed>) = 4 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 439] <... openat resumed>) = 3 [pid 437] <... bpf resumed>) = 0 [pid 439] write(3, "1000", 4) = 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 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 439] <... bpf resumed>) = 3 [pid 439] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 438] <... bpf resumed>) = 4 [pid 437] <... bpf resumed>) = 4 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 436] <... bpf resumed>) = 5 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 439] <... bpf resumed>) = 5 [pid 438] <... bpf resumed>) = 5 [pid 434] +++ exited with 0 +++ [pid 437] <... bpf resumed>) = 5 [pid 436] <... bpf resumed>) = 7 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 438] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 436] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 439] <... bpf resumed>) = 6 [pid 438] <... bpf resumed>) = 6 [pid 436] <... exit_group resumed>) = ? [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 437] <... bpf resumed>) = 6 [pid 436] +++ exited with 0 +++ [pid 439] <... bpf resumed>) = 7 [pid 438] <... bpf resumed>) = 7 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 439] exit_group(0 [pid 438] exit_group(0 [pid 437] <... bpf resumed>) = 7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 438] <... exit_group resumed>) = ? [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 440 ./strace-static-x86_64: Process 440 attached [pid 439] <... exit_group resumed>) = ? [pid 438] +++ exited with 0 +++ [pid 437] exit_group(0 [pid 305] <... restart_syscall resumed>) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 440] set_robust_list(0x555555b1c660, 24 [pid 439] +++ exited with 0 +++ [pid 437] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 441 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 442 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 440] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 442 attached [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x555555b1c660, 24) = 0 [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 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 443 [pid 442] set_robust_list(0x555555b1c660, 24 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] <... set_robust_list resumed>) = 0 [pid 440] setpgid(0, 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 441] <... openat resumed>) = 3 [pid 441] write(3, "1000", 4) = 4 [pid 441] close(3) = 0 [pid 441] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 442] <... prctl resumed>) = 0 [pid 440] <... setpgid resumed>) = 0 [pid 442] setpgid(0, 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 441] <... bpf resumed>) = 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 [pid 440] <... openat resumed>) = 3 [pid 442] <... setpgid resumed>) = 0 [pid 440] write(3, "1000", 4) = 4 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 440] close(3) = 0 [pid 442] <... openat resumed>) = 3 [pid 442] write(3, "1000", 4 [pid 440] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 441] <... bpf resumed>) = 4 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 443 attached [pid 440] <... bpf resumed>) = 3 [pid 442] <... write resumed>) = 4 [pid 443] set_robust_list(0x555555b1c660, 24) = 0 [pid 442] close(3 [pid 440] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 440] <... bpf resumed>) = 0 [pid 443] setpgid(0, 0) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 442] <... close resumed>) = 0 [pid 443] <... openat resumed>) = 3 [pid 443] write(3, "1000", 4) = 4 [pid 443] close(3) = 0 [pid 440] <... bpf resumed>) = 4 [pid 443] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 443] <... bpf resumed>) = 3 [pid 443] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 442] <... bpf resumed>) = 3 [pid 443] <... bpf resumed>) = 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 [pid 442] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 442] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 443] <... bpf resumed>) = 4 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 442] <... bpf resumed>) = 4 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 441] <... bpf resumed>) = 5 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 437] +++ exited with 0 +++ [pid 443] <... bpf resumed>) = 5 [pid 442] <... bpf resumed>) = 5 [pid 441] <... bpf resumed>) = 7 [pid 440] <... bpf resumed>) = 5 [pid 443] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 442] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 441] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 443] <... bpf resumed>) = 6 [pid 441] <... exit_group resumed>) = ? [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 441] +++ exited with 0 +++ [pid 443] <... bpf resumed>) = 7 [pid 301] <... restart_syscall resumed>) = 0 [pid 443] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 443] <... exit_group resumed>) = ? [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 443] +++ exited with 0 +++ [pid 440] <... bpf resumed>) = 6 [pid 305] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 444 attached [pid 442] <... bpf resumed>) = 6 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 445 ./strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x555555b1c660, 24) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 444 [pid 440] <... bpf resumed>) = 7 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 446 [pid 444] set_robust_list(0x555555b1c660, 24 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 440] exit_group(0 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 445] setpgid(0, 0) = 0 [pid 444] <... set_robust_list resumed>) = 0 [pid 442] <... bpf resumed>) = 7 [pid 440] <... exit_group resumed>) = ? [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 440] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 445] write(3, "1000", 4) = 4 [pid 442] exit_group(0 [pid 445] close(3 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 442] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 444] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 447 [pid 445] <... close resumed>) = 0 ./strace-static-x86_64: Process 447 attached [pid 444] setpgid(0, 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 447] set_robust_list(0x555555b1c660, 24 [pid 444] <... setpgid resumed>) = 0 [pid 447] <... set_robust_list resumed>) = 0 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 445] <... bpf resumed>) = 3 [pid 445] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 444] write(3, "1000", 4 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 445] <... bpf resumed>) = 0 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] <... prctl resumed>) = 0 [pid 444] <... write resumed>) = 4 [pid 447] setpgid(0, 0 [pid 444] close(3 [pid 447] <... setpgid resumed>) = 0 [pid 444] <... close resumed>) = 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 445] <... bpf resumed>) = 4 [pid 444] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 ./strace-static-x86_64: Process 446 attached [pid 446] set_robust_list(0x555555b1c660, 24) = 0 [pid 444] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 447] <... openat resumed>) = 3 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 446] setpgid(0, 0 [pid 444] <... bpf resumed>) = 0 [pid 447] write(3, "1000", 4 [pid 446] <... setpgid resumed>) = 0 [pid 447] <... write resumed>) = 4 [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 447] close(3 [pid 446] <... openat resumed>) = 3 [pid 446] write(3, "1000", 4) = 4 [pid 446] close(3) = 0 [pid 446] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 444] <... bpf resumed>) = 4 [pid 447] <... close resumed>) = 0 [pid 446] <... bpf resumed>) = 3 [pid 446] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 447] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 447] <... bpf resumed>) = 3 [pid 447] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 446] <... bpf resumed>) = 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 447] <... bpf resumed>) = 0 [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 resumed>) = 4 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 447] <... bpf resumed>) = 4 [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 442] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 448 ./strace-static-x86_64: Process 448 attached [pid 448] set_robust_list(0x555555b1c660, 24) = 0 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 448] setpgid(0, 0) = 0 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 448] write(3, "1000", 4) = 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) = 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) = 4 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 445] <... bpf resumed>) = 5 [pid 446] <... bpf resumed>) = 5 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 444] <... bpf resumed>) = 5 [pid 447] <... bpf resumed>) = 5 [pid 446] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 445] <... bpf resumed>) = 6 [pid 444] <... bpf resumed>) = 6 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 29.477948][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 29.489339][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 29.496798][ T297] Modules linked in: [ 29.500425][ T297] Preemption disabled at: [ 29.500430][ T297] [] up_read+0x16/0x170 [ 29.510275][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 29.521517][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.531408][ T297] Call Trace: [ 29.534532][ T297] [ 29.537310][ T297] dump_stack_lvl+0x151/0x1b7 [ 29.541821][ T297] ? up_read+0x16/0x170 [ 29.545816][ T297] ? up_read+0x16/0x170 [ 29.549808][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 29.555101][ T297] ? up_read+0x16/0x170 [ 29.559097][ T297] dump_stack+0x15/0x1b [ 29.563088][ T297] __schedule_bug+0x195/0x260 [ 29.567603][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 29.572897][ T297] __schedule+0xcf7/0x1550 [ 29.577151][ T297] ? __sched_text_start+0x8/0x8 [ 29.581837][ T297] ? ksys_write+0x24f/0x2c0 [ 29.586182][ T297] schedule+0xc3/0x180 [ 29.590082][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 29.595115][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 29.600413][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 29.605790][ T297] do_syscall_64+0x49/0xb0 [ 29.610042][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.615771][ T297] RIP: 0033:0x4e815a [ 29.619505][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 29.638944][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 29.647189][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 29.654999][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 00000000000001bf [ 29.662811][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 29.670622][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 444] <... bpf resumed>) = 7 [pid 448] <... bpf resumed>) = 5 [pid 446] <... bpf resumed>) = 6 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 444] exit_group(0 [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 444] <... exit_group resumed>) = ? [pid 445] <... bpf resumed>) = 7 [pid 444] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 446] <... bpf resumed>) = 7 [pid 447] <... bpf resumed>) = 6 [pid 446] exit_group(0 [pid 445] exit_group(0 [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 447] exit_group(0) = ? [pid 448] <... bpf resumed>) = 6 [pid 446] <... exit_group resumed>) = ? [pid 445] <... exit_group resumed>) = ? [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 447] +++ exited with 0 +++ [pid 446] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 449 ./strace-static-x86_64: Process 449 attached [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 449] set_robust_list(0x555555b1c660, 24) = 0 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 449] setpgid(0, 0) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 450 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 451 ./strace-static-x86_64: Process 451 attached ./strace-static-x86_64: Process 450 attached [pid 449] <... openat resumed>) = 3 [pid 449] write(3, "1000", 4) = 4 [pid 449] close(3 [pid 451] set_robust_list(0x555555b1c660, 24 [pid 450] set_robust_list(0x555555b1c660, 24 [pid 449] <... close resumed>) = 0 [pid 451] <... set_robust_list resumed>) = 0 [pid 450] <... set_robust_list resumed>) = 0 [pid 449] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 449] <... bpf resumed>) = 3 [pid 449] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 451] <... prctl resumed>) = 0 [pid 449] <... bpf resumed>) = 0 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 451] setpgid(0, 0) = 0 [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 449] <... bpf resumed>) = 4 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 450] <... prctl resumed>) = 0 [pid 450] setpgid(0, 0) = 0 [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 450] write(3, "1000", 4) = 4 [pid 450] close(3) = 0 [pid 450] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 450] <... bpf resumed>) = 3 [pid 450] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 450] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 451] <... openat resumed>) = 3 [pid 451] write(3, "1000", 4) = 4 [pid 451] close(3 [pid 450] <... bpf resumed>) = 4 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 451] <... close resumed>) = 0 [pid 451] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 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) = 4 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 445] +++ exited with 0 +++ [pid 451] <... bpf resumed>) = 5 [pid 450] <... bpf resumed>) = 5 [pid 449] <... bpf resumed>) = 5 [pid 448] <... bpf resumed>) = 7 [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 450] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 448] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 451] <... bpf resumed>) = 6 [pid 448] <... exit_group resumed>) = ? [pid 448] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 449] <... bpf resumed>) = 6 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 450] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 452 attached [pid 451] <... bpf resumed>) = 7 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 449] <... bpf resumed>) = 7 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 452 [pid 452] set_robust_list(0x555555b1c660, 24 [pid 451] exit_group(0 [pid 450] <... bpf resumed>) = 7 [pid 449] exit_group(0 [pid 452] <... set_robust_list resumed>) = 0 [pid 451] <... exit_group resumed>) = ? [pid 450] exit_group(0 [pid 449] <... exit_group resumed>) = ? [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 452] <... prctl resumed>) = 0 [pid 451] +++ exited with 0 +++ [pid 450] <... exit_group resumed>) = ? [pid 449] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 453 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 453 attached [pid 452] setpgid(0, 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 453] set_robust_list(0x555555b1c660, 24 [pid 452] <... setpgid resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 453] <... set_robust_list resumed>) = 0 [pid 452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 452] <... openat resumed>) = 3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 454 attached [pid 453] <... prctl resumed>) = 0 [pid 452] write(3, "1000", 4 [pid 454] set_robust_list(0x555555b1c660, 24 [pid 453] setpgid(0, 0 [pid 452] <... write resumed>) = 4 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 454 [pid 454] <... set_robust_list resumed>) = 0 [pid 453] <... setpgid resumed>) = 0 [pid 452] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 452] <... close resumed>) = 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 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 453] <... openat resumed>) = 3 [pid 452] <... bpf resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 455 [pid 454] <... prctl resumed>) = 0 [pid 452] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 453] write(3, "1000", 4 [pid 454] setpgid(0, 0 [pid 452] <... bpf resumed>) = 0 [pid 454] <... setpgid resumed>) = 0 [pid 453] <... write resumed>) = 4 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 453] close(3./strace-static-x86_64: Process 455 attached [pid 452] <... bpf resumed>) = 4 [pid 453] <... close resumed>) = 0 [pid 454] <... openat resumed>) = 3 [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 453] <... bpf resumed>) = 3 [pid 454] close(3 [pid 453] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 454] <... close resumed>) = 0 [pid 453] <... bpf resumed>) = 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 [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 454] <... bpf resumed>) = 3 [pid 453] <... bpf resumed>) = 4 [pid 454] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 454] <... 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 455] set_robust_list(0x555555b1c660, 24) = 0 [pid 454] <... bpf resumed>) = 4 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 450] +++ exited with 0 +++ [pid 455] setpgid(0, 0) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 456 attached [pid 455] <... openat resumed>) = 3 [pid 456] set_robust_list(0x555555b1c660, 24 [pid 455] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 456 [pid 456] <... set_robust_list resumed>) = 0 [pid 455] <... write resumed>) = 4 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 455] close(3 [pid 456] <... prctl resumed>) = 0 [pid 455] <... close resumed>) = 0 [pid 456] setpgid(0, 0 [pid 455] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 456] <... setpgid resumed>) = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 455] <... bpf resumed>) = 3 [pid 456] <... openat resumed>) = 3 [ 29.678434][ T297] R13: 0000000020000140 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 29.686248][ T297] [pid 455] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 456] write(3, "1000", 4 [pid 455] <... bpf resumed>) = 0 [pid 456] <... write resumed>) = 4 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 456] close(3 [pid 455] <... bpf resumed>) = 4 [pid 456] <... close resumed>) = 0 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 3 [pid 456] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 452] <... bpf resumed>) = 5 [pid 456] <... bpf resumed>) = 5 [pid 455] <... bpf resumed>) = 5 [pid 454] <... bpf resumed>) = 5 [pid 453] <... bpf resumed>) = 5 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 453] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 456] <... bpf resumed>) = 6 [pid 455] <... bpf resumed>) = 6 [pid 452] <... bpf resumed>) = 6 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 453] <... bpf resumed>) = 6 [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 455] <... bpf resumed>) = 7 [pid 454] <... bpf resumed>) = 6 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 456] <... bpf resumed>) = 7 [pid 455] exit_group(0 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 453] <... bpf resumed>) = 7 [pid 452] <... bpf resumed>) = 7 [pid 456] exit_group(0 [pid 455] <... exit_group resumed>) = ? [pid 454] <... bpf resumed>) = 7 [pid 453] exit_group(0 [pid 456] <... exit_group resumed>) = ? [pid 455] +++ exited with 0 +++ [pid 454] exit_group(0 [pid 453] <... exit_group resumed>) = ? [pid 452] exit_group(0 [pid 456] +++ exited with 0 +++ [pid 454] <... exit_group resumed>) = ? [pid 453] +++ exited with 0 +++ [pid 452] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 457 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 457 [pid 304] <... restart_syscall resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 457] set_robust_list(0x555555b1c660, 24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 458 [pid 457] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 458 attached [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 459 ./strace-static-x86_64: Process 459 attached [pid 459] set_robust_list(0x555555b1c660, 24) = 0 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 459] setpgid(0, 0) = 0 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 459] write(3, "1000", 4 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 459] <... write resumed>) = 4 [pid 459] close(3) = 0 [pid 459] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 457] <... prctl resumed>) = 0 [pid 459] <... bpf resumed>) = 3 [pid 459] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 459] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 457] setpgid(0, 0 [pid 458] set_robust_list(0x555555b1c660, 24 [pid 459] <... bpf resumed>) = 4 [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 457] <... setpgid resumed>) = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] <... set_robust_list resumed>) = 0 [pid 457] <... openat resumed>) = 3 [pid 457] write(3, "1000", 4) = 4 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 457] close(3 [pid 458] <... prctl resumed>) = 0 [pid 457] <... close resumed>) = 0 [pid 457] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 458] setpgid(0, 0 [pid 457] <... bpf resumed>) = 3 [pid 457] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 458] <... setpgid resumed>) = 0 [pid 457] <... bpf resumed>) = 0 [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) = 4 [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 458] write(3, "1000", 4) = 4 [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) = 3 [pid 458] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 454] +++ exited with 0 +++ [pid 452] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x555555b1c660, 24) = 0 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 460 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 461 [pid 460] setpgid(0, 0) = 0 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 460] write(3, "1000", 4) = 4 [pid 460] close(3) = 0 [pid 460] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 460] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 461 attached [pid 461] set_robust_list(0x555555b1c660, 24) = 0 [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 461] setpgid(0, 0) = 0 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 461] write(3, "1000", 4) = 4 [pid 461] close(3) = 0 [pid 461] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 461] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 460] <... bpf resumed>) = 5 [pid 459] <... bpf resumed>) = 5 [pid 458] <... bpf resumed>) = 5 [pid 457] <... bpf resumed>) = 5 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 459] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 460] <... bpf resumed>) = 6 [pid 459] <... bpf resumed>) = 6 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 460] <... bpf resumed>) = 7 [pid 459] <... bpf resumed>) = 7 [pid 460] exit_group(0 [pid 459] exit_group(0 [pid 460] <... exit_group resumed>) = ? [pid 459] <... exit_group resumed>) = ? [pid 460] +++ exited with 0 +++ [pid 459] +++ exited with 0 +++ [pid 458] <... bpf resumed>) = 6 [pid 457] <... bpf resumed>) = 6 [pid 461] <... bpf resumed>) = 5 [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 457] <... bpf resumed>) = 7 [pid 461] <... bpf resumed>) = 6 [pid 458] <... bpf resumed>) = 7 [pid 457] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 458] exit_group(0 [pid 457] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 462 attached [pid 461] <... bpf resumed>) = 7 [pid 458] <... exit_group resumed>) = ? [pid 457] +++ exited with 0 +++ [pid 462] set_robust_list(0x555555b1c660, 24 [pid 461] exit_group(0 [pid 458] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 462 [pid 462] <... set_robust_list resumed>) = 0 [pid 461] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 463 attached [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 464 attached [pid 463] set_robust_list(0x555555b1c660, 24 [pid 462] <... prctl resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 463 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 464] set_robust_list(0x555555b1c660, 24 [pid 463] <... set_robust_list resumed>) = 0 [pid 462] setpgid(0, 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 464 ./strace-static-x86_64: Process 465 attached [pid 464] <... set_robust_list resumed>) = 0 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 462] <... setpgid resumed>) = 0 [pid 465] set_robust_list(0x555555b1c660, 24 [pid 464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 463] <... prctl resumed>) = 0 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 465 [pid 465] <... set_robust_list resumed>) = 0 [pid 464] <... prctl resumed>) = 0 [pid 463] setpgid(0, 0 [pid 462] <... openat resumed>) = 3 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 464] setpgid(0, 0 [pid 463] <... setpgid resumed>) = 0 [pid 462] write(3, "1000", 4 [pid 465] <... prctl resumed>) = 0 [pid 464] <... setpgid resumed>) = 0 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 462] <... write resumed>) = 4 [pid 465] setpgid(0, 0 [pid 464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 463] <... openat resumed>) = 3 [pid 462] close(3 [pid 465] <... setpgid resumed>) = 0 [pid 464] <... openat resumed>) = 3 [pid 463] write(3, "1000", 4 [pid 462] <... close resumed>) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 464] write(3, "1000", 4 [pid 463] <... write resumed>) = 4 [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 465] <... openat resumed>) = 3 [pid 464] <... write resumed>) = 4 [pid 463] close(3 [pid 462] <... bpf resumed>) = 3 [pid 465] write(3, "1000", 4 [pid 464] close(3 [pid 463] <... close resumed>) = 0 [pid 462] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 465] <... write resumed>) = 4 [pid 464] <... close resumed>) = 0 [pid 463] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 462] <... bpf resumed>) = 0 [pid 465] close(3 [pid 464] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 463] <... bpf resumed>) = 3 [pid 462] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 465] <... close resumed>) = 0 [pid 464] <... bpf resumed>) = 3 [pid 463] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 465] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 464] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 463] <... bpf resumed>) = 0 [pid 462] <... bpf resumed>) = 4 [pid 465] <... bpf resumed>) = 3 [pid 464] <... bpf resumed>) = 0 [pid 463] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 465] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 463] <... bpf resumed>) = 4 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 465] <... bpf resumed>) = 0 [pid 464] <... bpf resumed>) = 4 [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 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 465] <... bpf resumed>) = 4 [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 461] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 467 attached [pid 467] set_robust_list(0x555555b1c660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 467 [pid 467] <... set_robust_list resumed>) = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 467] setpgid(0, 0) = 0 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 467] write(3, "1000", 4) = 4 [pid 467] close(3) = 0 [pid 467] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 467] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 465] <... bpf resumed>) = 5 [pid 464] <... bpf resumed>) = 5 [pid 463] <... bpf resumed>) = 5 [pid 462] <... bpf resumed>) = 5 [pid 467] <... bpf resumed>) = 5 [pid 465] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 463] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 462] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 465] <... bpf resumed>) = 6 [pid 464] <... bpf resumed>) = 6 [pid 467] <... bpf resumed>) = 6 [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 463] <... bpf resumed>) = 6 [pid 462] <... bpf resumed>) = 6 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 465] <... bpf resumed>) = 7 [pid 464] <... bpf resumed>) = 7 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 467] <... bpf resumed>) = 7 [pid 465] exit_group(0 [pid 464] exit_group(0 [pid 463] <... bpf resumed>) = 7 [pid 462] <... bpf resumed>) = 7 [pid 465] <... exit_group resumed>) = ? [pid 464] <... exit_group resumed>) = ? [pid 463] exit_group(0 [pid 467] exit_group(0 [pid 462] exit_group(0 [pid 467] <... exit_group resumed>) = ? [pid 467] +++ exited with 0 +++ [pid 465] +++ exited with 0 +++ [pid 464] +++ exited with 0 +++ [pid 463] <... exit_group resumed>) = ? [pid 462] <... exit_group resumed>) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 462] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 468 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 468] set_robust_list(0x555555b1c660, 24 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 468 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 468] <... set_robust_list resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 471 attached ./strace-static-x86_64: Process 470 attached ./strace-static-x86_64: Process 469 attached [pid 468] <... prctl resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 469 [pid 470] set_robust_list(0x555555b1c660, 24 [pid 468] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 470 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 471 [pid 471] set_robust_list(0x555555b1c660, 24 [pid 470] <... set_robust_list resumed>) = 0 [pid 469] set_robust_list(0x555555b1c660, 24 [pid 468] <... setpgid resumed>) = 0 [pid 471] <... set_robust_list resumed>) = 0 [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 469] <... set_robust_list resumed>) = 0 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 470] <... prctl resumed>) = 0 [pid 468] <... openat resumed>) = 3 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 470] setpgid(0, 0 [pid 469] <... prctl resumed>) = 0 [pid 468] write(3, "1000", 4 [pid 471] <... prctl resumed>) = 0 [pid 470] <... setpgid resumed>) = 0 [pid 469] setpgid(0, 0 [pid 468] <... write resumed>) = 4 [pid 471] setpgid(0, 0 [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 469] <... setpgid resumed>) = 0 [pid 468] close(3 [pid 471] <... setpgid resumed>) = 0 [pid 468] <... close resumed>) = 0 [pid 470] <... openat resumed>) = 3 [pid 468] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 470] write(3, "1000", 4 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 471] <... openat resumed>) = 3 [pid 470] <... write resumed>) = 4 [pid 469] <... openat resumed>) = 3 [pid 468] <... bpf resumed>) = 3 [pid 471] write(3, "1000", 4 [pid 470] close(3 [pid 469] write(3, "1000", 4 [pid 468] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 471] <... write resumed>) = 4 [pid 470] <... close resumed>) = 0 [pid 469] <... write resumed>) = 4 [pid 468] <... bpf resumed>) = 0 [pid 471] close(3 [pid 470] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 469] close(3 [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 471] <... close resumed>) = 0 [pid 470] <... bpf resumed>) = 3 [pid 469] <... close resumed>) = 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 [pid 470] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 469] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 468] <... bpf resumed>) = 4 [pid 471] <... bpf resumed>) = 3 [pid 470] <... bpf resumed>) = 0 [pid 469] <... bpf resumed>) = 3 [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 471] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 469] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 471] <... bpf resumed>) = 0 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 470] <... bpf resumed>) = 4 [pid 469] <... bpf resumed>) = 0 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 471] <... bpf resumed>) = 4 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 469] <... bpf resumed>) = 4 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 463] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 472 attached , child_tidptr=0x555555b1c650) = 472 [pid 472] set_robust_list(0x555555b1c660, 24) = 0 [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 472] setpgid(0, 0) = 0 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 472] write(3, "1000", 4) = 4 [pid 472] close(3) = 0 [pid 472] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 472] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 468] <... bpf resumed>) = 5 [pid 472] <... bpf resumed>) = 5 [pid 471] <... bpf resumed>) = 5 [pid 470] <... bpf resumed>) = 5 [pid 469] <... bpf resumed>) = 5 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 470] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 468] <... bpf resumed>) = 6 [pid 471] <... bpf resumed>) = 6 [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 470] <... bpf resumed>) = 6 [pid 468] exit_group(0) = ? [pid 472] <... bpf resumed>) = 6 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 470] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 469] <... bpf resumed>) = 6 [pid 468] +++ exited with 0 +++ [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 471] <... bpf resumed>) = 7 [pid 470] <... bpf resumed>) = 7 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 472] <... bpf resumed>) = 7 [pid 471] exit_group(0 [pid 470] exit_group(0 [pid 469] <... bpf resumed>) = 7 [pid 472] exit_group(0 [pid 471] <... exit_group resumed>) = ? [pid 470] <... exit_group resumed>) = ? [pid 469] exit_group(0 [pid 472] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 471] +++ exited with 0 +++ [pid 470] +++ exited with 0 +++ [pid 469] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 473 attached [pid 472] +++ exited with 0 +++ [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 473 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 473] set_robust_list(0x555555b1c660, 24 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 473] <... set_robust_list resumed>) = 0 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 474 attached [pid 473] <... prctl resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 475 attached [pid 474] set_robust_list(0x555555b1c660, 24 [pid 473] setpgid(0, 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 474 [pid 475] set_robust_list(0x555555b1c660, 24 [pid 474] <... set_robust_list resumed>) = 0 [pid 473] <... setpgid resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 475 ./strace-static-x86_64: Process 476 attached [pid 475] <... set_robust_list resumed>) = 0 [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 474] <... prctl resumed>) = 0 [pid 473] <... openat resumed>) = 3 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 476 [pid 476] set_robust_list(0x555555b1c660, 24 [pid 475] <... prctl resumed>) = 0 [pid 474] setpgid(0, 0 [pid 473] write(3, "1000", 4 [pid 476] <... set_robust_list resumed>) = 0 [pid 475] setpgid(0, 0 [pid 474] <... setpgid resumed>) = 0 [pid 473] <... write resumed>) = 4 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 475] <... setpgid resumed>) = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 473] close(3 [pid 474] <... openat resumed>) = 3 [pid 473] <... close resumed>) = 0 [pid 474] write(3, "1000", 4 [pid 476] <... prctl resumed>) = 0 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 476] setpgid(0, 0 [pid 475] <... openat resumed>) = 3 [pid 474] <... write resumed>) = 4 [pid 473] <... bpf resumed>) = 3 [pid 476] <... setpgid resumed>) = 0 [pid 475] write(3, "1000", 4 [pid 474] close(3 [pid 473] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 475] <... write resumed>) = 4 [pid 474] <... close resumed>) = 0 [pid 473] <... bpf resumed>) = 0 [pid 476] <... openat resumed>) = 3 [pid 475] close(3 [pid 474] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 476] write(3, "1000", 4 [pid 475] <... close resumed>) = 0 [pid 474] <... bpf resumed>) = 3 [pid 476] <... write resumed>) = 4 [pid 475] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 473] <... bpf resumed>) = 4 [pid 474] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 476] close(3 [pid 475] <... bpf resumed>) = 3 [pid 474] <... bpf resumed>) = 0 [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 476] <... close resumed>) = 0 [pid 475] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 474] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 476] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 475] <... bpf resumed>) = 0 [pid 476] <... bpf resumed>) = 3 [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 474] <... bpf resumed>) = 4 [pid 469] +++ exited with 0 +++ [pid 476] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 476] <... bpf resumed>) = 0 [pid 475] <... bpf resumed>) = 4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=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 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 477 attached [pid 476] <... bpf resumed>) = 4 [pid 477] set_robust_list(0x555555b1c660, 24 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 477 [pid 477] <... set_robust_list resumed>) = 0 [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 477] setpgid(0, 0) = 0 [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 477] write(3, "1000", 4) = 4 [pid 477] close(3) = 0 [pid 477] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 477] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 473] <... bpf resumed>) = 5 [pid 474] <... bpf resumed>) = 5 [pid 477] <... bpf resumed>) = 5 [pid 476] <... bpf resumed>) = 5 [pid 475] <... bpf resumed>) = 5 [pid 474] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 477] <... bpf resumed>) = 6 [pid 474] <... bpf resumed>) = 6 [pid 473] <... bpf resumed>) = 6 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 475] <... bpf resumed>) = 6 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 477] <... bpf resumed>) = 7 [pid 476] <... bpf resumed>) = 6 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 474] <... bpf resumed>) = 7 [pid 477] exit_group(0 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 475] <... bpf resumed>) = 7 [pid 474] exit_group(0 [pid 473] <... bpf resumed>) = 7 [pid 477] <... exit_group resumed>) = ? [pid 476] <... bpf resumed>) = 7 [pid 475] exit_group(0 [pid 474] <... exit_group resumed>) = ? [pid 473] exit_group(0 [pid 477] +++ exited with 0 +++ [pid 476] exit_group(0 [pid 475] <... exit_group resumed>) = ? [pid 476] <... exit_group resumed>) = ? [pid 474] +++ exited with 0 +++ [pid 473] <... exit_group resumed>) = ? [pid 475] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 473] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 480 attached ./strace-static-x86_64: Process 479 attached ./strace-static-x86_64: Process 478 attached [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 481 attached [pid 480] set_robust_list(0x555555b1c660, 24 [pid 479] set_robust_list(0x555555b1c660, 24 [pid 478] set_robust_list(0x555555b1c660, 24 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 478 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 479 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 480 [pid 481] set_robust_list(0x555555b1c660, 24 [pid 480] <... set_robust_list resumed>) = 0 [pid 479] <... set_robust_list resumed>) = 0 [pid 478] <... set_robust_list resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 481 [pid 481] <... set_robust_list resumed>) = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 480] <... prctl resumed>) = 0 [pid 479] <... prctl resumed>) = 0 [pid 478] <... prctl resumed>) = 0 [pid 481] <... prctl resumed>) = 0 [pid 480] setpgid(0, 0 [pid 479] setpgid(0, 0 [pid 478] setpgid(0, 0 [pid 481] setpgid(0, 0 [pid 480] <... setpgid resumed>) = 0 [pid 479] <... setpgid resumed>) = 0 [pid 478] <... setpgid resumed>) = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 479] <... openat resumed>) = 3 [pid 478] <... openat resumed>) = 3 [pid 479] write(3, "1000", 4 [pid 481] <... setpgid resumed>) = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 478] write(3, "1000", 4 [pid 479] <... write resumed>) = 4 [pid 478] <... write resumed>) = 4 [pid 479] close(3 [pid 478] close(3 [pid 479] <... close resumed>) = 0 [pid 478] <... close resumed>) = 0 [pid 480] <... openat resumed>) = 3 [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 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 481] <... openat resumed>) = 3 [pid 480] write(3, "1000", 4 [pid 479] <... bpf resumed>) = 3 [pid 478] <... bpf resumed>) = 3 [pid 481] write(3, "1000", 4 [pid 480] <... write resumed>) = 4 [pid 479] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 478] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 481] <... write resumed>) = 4 [pid 480] close(3 [pid 479] <... bpf resumed>) = 0 [pid 478] <... bpf resumed>) = 0 [pid 481] close(3 [pid 480] <... close resumed>) = 0 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [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 481] <... close resumed>) = 0 [pid 480] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 481] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 479] <... bpf resumed>) = 4 [pid 478] <... bpf resumed>) = 4 [pid 481] <... bpf resumed>) = 3 [pid 480] <... bpf resumed>) = 3 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 481] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 480] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 476] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 481] <... bpf resumed>) = 0 [pid 480] <... bpf resumed>) = 0 [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 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="kfree", prog_fd=4}}, 16 [pid 481] <... bpf resumed>) = 4 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 482 ./strace-static-x86_64: Process 482 attached [pid 482] set_robust_list(0x555555b1c660, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 482] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 479] <... bpf resumed>) = 5 [pid 482] <... bpf resumed>) = 5 [pid 481] <... bpf resumed>) = 5 [pid 480] <... bpf resumed>) = 5 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 478] <... bpf resumed>) = 5 [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 481] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 480] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 479] <... bpf resumed>) = 6 [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 480] <... bpf resumed>) = 6 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 479] <... bpf resumed>) = 7 [pid 480] <... bpf resumed>) = 7 [pid 479] exit_group(0 [pid 478] <... bpf resumed>) = 7 [pid 480] exit_group(0 [pid 479] <... exit_group resumed>) = ? [pid 478] exit_group(0 [pid 479] +++ exited with 0 +++ [pid 480] <... exit_group resumed>) = ? [pid 478] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 478] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 483 attached [pid 481] <... bpf resumed>) = 6 [pid 480] +++ exited with 0 +++ [pid 483] set_robust_list(0x555555b1c660, 24 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 483 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 483] <... set_robust_list resumed>) = 0 [pid 481] <... bpf resumed>) = 7 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 481] exit_group(0 [pid 483] <... prctl resumed>) = 0 [pid 481] <... exit_group resumed>) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 483] setpgid(0, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 484 attached [pid 483] <... setpgid resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 485 attached [pid 484] set_robust_list(0x555555b1c660, 24 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 484 [pid 485] set_robust_list(0x555555b1c660, 24 [pid 484] <... set_robust_list resumed>) = 0 [pid 483] <... openat resumed>) = 3 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 485 [pid 485] <... set_robust_list resumed>) = 0 [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] write(3, "1000", 4 [pid 482] <... bpf resumed>) = 6 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 484] <... prctl resumed>) = 0 [pid 483] <... write resumed>) = 4 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 485] <... prctl resumed>) = 0 [pid 484] setpgid(0, 0 [pid 483] close(3 [pid 485] setpgid(0, 0 [pid 484] <... setpgid resumed>) = 0 [pid 483] <... close resumed>) = 0 [pid 485] <... setpgid resumed>) = 0 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 483] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 484] <... openat resumed>) = 3 [pid 483] <... bpf resumed>) = 3 [pid 484] write(3, "1000", 4 [pid 483] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 485] <... openat resumed>) = 3 [pid 484] <... write resumed>) = 4 [pid 483] <... bpf resumed>) = 0 [pid 485] write(3, "1000", 4 [pid 484] close(3 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 485] <... write resumed>) = 4 [pid 484] <... close resumed>) = 0 [pid 485] close(3 [pid 484] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 483] <... bpf resumed>) = 4 [pid 485] <... close resumed>) = 0 [pid 484] <... bpf resumed>) = 3 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 485] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 484] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 485] <... bpf resumed>) = 3 [pid 484] <... bpf resumed>) = 0 [pid 485] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 485] <... bpf resumed>) = 0 [pid 484] <... bpf resumed>) = 4 [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 485] <... bpf resumed>) = 4 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 481] +++ exited with 0 +++ [pid 485] <... bpf resumed>) = 5 [pid 484] <... bpf resumed>) = 5 [pid 483] <... bpf resumed>) = 5 [pid 482] <... bpf resumed>) = 7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 482] exit_group(0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 485] <... bpf resumed>) = 6 [pid 484] <... bpf resumed>) = 6 [pid 305] <... restart_syscall resumed>) = 0 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 483] <... bpf resumed>) = 6 [pid 482] <... exit_group resumed>) = ? [pid 485] <... bpf resumed>) = 7 [pid 484] <... bpf resumed>) = 7 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 485] exit_group(0 [pid 484] exit_group(0 [pid 483] <... bpf resumed>) = 7 [pid 482] +++ exited with 0 +++ [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 487 attached [pid 485] <... exit_group resumed>) = ? [pid 484] <... exit_group resumed>) = ? [pid 483] exit_group(0 [pid 487] set_robust_list(0x555555b1c660, 24 [pid 485] +++ exited with 0 +++ [pid 484] +++ exited with 0 +++ [pid 483] <... exit_group resumed>) = ? [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 487 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 487] <... set_robust_list resumed>) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 487] <... prctl resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 487] setpgid(0, 0) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 490 attached ./strace-static-x86_64: Process 489 attached ./strace-static-x86_64: Process 488 attached [pid 487] <... openat resumed>) = 3 [pid 490] set_robust_list(0x555555b1c660, 24 [pid 489] set_robust_list(0x555555b1c660, 24 [pid 488] set_robust_list(0x555555b1c660, 24 [pid 487] write(3, "1000", 4 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 489 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 488 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 490 [pid 489] <... set_robust_list resumed>) = 0 [pid 488] <... set_robust_list resumed>) = 0 [pid 487] <... write resumed>) = 4 [pid 490] <... set_robust_list resumed>) = 0 [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 487] close(3 [pid 490] <... prctl resumed>) = 0 [pid 489] <... prctl resumed>) = 0 [pid 488] <... prctl resumed>) = 0 [pid 487] <... close resumed>) = 0 [pid 490] setpgid(0, 0 [pid 489] setpgid(0, 0 [pid 488] setpgid(0, 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 490] <... setpgid resumed>) = 0 [pid 489] <... setpgid resumed>) = 0 [pid 488] <... setpgid resumed>) = 0 [pid 487] <... bpf resumed>) = 3 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 487] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 489] <... openat resumed>) = 3 [pid 488] <... openat resumed>) = 3 [pid 487] <... bpf resumed>) = 0 [pid 490] <... openat resumed>) = 3 [pid 489] write(3, "1000", 4 [pid 488] write(3, "1000", 4 [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 490] write(3, "1000", 4 [pid 489] <... write resumed>) = 4 [pid 488] <... write resumed>) = 4 [pid 487] <... bpf resumed>) = 4 [pid 490] <... write resumed>) = 4 [pid 489] close(3 [pid 488] close(3 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 490] close(3 [pid 489] <... close resumed>) = 0 [pid 488] <... close resumed>) = 0 [pid 490] <... close resumed>) = 0 [pid 489] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 488] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 490] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 489] <... bpf resumed>) = 3 [pid 490] <... bpf resumed>) = 3 [pid 489] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 488] <... bpf resumed>) = 3 [pid 490] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 489] <... bpf resumed>) = 0 [pid 488] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 490] <... bpf resumed>) = 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 [pid 488] <... bpf resumed>) = 0 [pid 490] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 488] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 489] <... bpf resumed>) = 4 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 488] <... bpf resumed>) = 4 [pid 490] <... bpf resumed>) = 4 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 483] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 491 ./strace-static-x86_64: Process 491 attached [pid 491] set_robust_list(0x555555b1c660, 24) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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) = 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) = 4 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 487] <... bpf resumed>) = 5 [pid 489] <... bpf resumed>) = 5 [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 491] <... bpf resumed>) = 5 [pid 490] <... bpf resumed>) = 5 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 488] <... bpf resumed>) = 5 [pid 487] <... bpf resumed>) = 6 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 490] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 491] <... bpf resumed>) = 6 [pid 490] <... bpf resumed>) = 6 [pid 489] <... bpf resumed>) = 6 [pid 488] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 487] <... bpf resumed>) = 7 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 487] exit_group(0 [pid 491] <... bpf resumed>) = 7 [pid 490] <... bpf resumed>) = 7 [pid 487] <... exit_group resumed>) = ? [pid 491] exit_group(0 [pid 490] exit_group(0 [pid 489] <... bpf resumed>) = 7 [pid 488] <... bpf resumed>) = 6 [pid 487] +++ exited with 0 +++ [pid 491] <... exit_group resumed>) = ? [pid 490] <... exit_group resumed>) = ? [pid 491] +++ exited with 0 +++ [pid 490] +++ exited with 0 +++ [pid 489] exit_group(0 [pid 488] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 489] <... exit_group resumed>) = ? [pid 488] <... bpf resumed>) = 7 [pid 489] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 488] exit_group(0 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 488] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 492 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 493 ./strace-static-x86_64: Process 493 attached [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 492 attached ./strace-static-x86_64: Process 495 attached [pid 493] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 495 [pid 493] <... set_robust_list resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 494 [pid 495] set_robust_list(0x555555b1c660, 24 [pid 492] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 494 attached [pid 494] set_robust_list(0x555555b1c660, 24) = 0 [pid 495] <... set_robust_list resumed>) = 0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 492] <... set_robust_list resumed>) = 0 [pid 494] <... prctl resumed>) = 0 [pid 494] setpgid(0, 0) = 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 493] <... prctl resumed>) = 0 [pid 493] setpgid(0, 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 494] <... openat resumed>) = 3 [pid 493] <... setpgid resumed>) = 0 [pid 492] <... prctl resumed>) = 0 [pid 494] write(3, "1000", 4) = 4 [pid 494] close(3) = 0 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 492] setpgid(0, 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 [pid 493] <... openat resumed>) = 3 [pid 493] write(3, "1000", 4 [pid 495] <... prctl resumed>) = 0 [pid 492] <... setpgid resumed>) = 0 [pid 494] <... bpf resumed>) = 3 [pid 494] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 493] <... write resumed>) = 4 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 493] close(3 [pid 492] <... openat resumed>) = 3 [pid 495] setpgid(0, 0 [pid 493] <... close resumed>) = 0 [pid 492] write(3, "1000", 4 [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 495] <... setpgid resumed>) = 0 [pid 494] <... bpf resumed>) = 4 [pid 493] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 492] <... write resumed>) = 4 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 493] <... bpf resumed>) = 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 [pid 492] close(3 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 495] write(3, "1000", 4 [pid 493] <... bpf resumed>) = 4 [pid 495] <... write resumed>) = 4 [pid 495] close(3) = 0 [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 492] <... close resumed>) = 0 [pid 495] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 492] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 495] <... bpf resumed>) = 3 [pid 492] <... bpf resumed>) = 3 [pid 495] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 492] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 495] <... bpf resumed>) = 0 [pid 492] <... bpf resumed>) = 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 [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 495] <... bpf resumed>) = 4 [pid 492] <... bpf resumed>) = 4 [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 494] <... bpf resumed>) = 5 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 488] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 493] <... bpf resumed>) = 5 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 495] <... bpf resumed>) = 5 [pid 494] <... bpf resumed>) = 7 [pid 493] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 492] <... bpf resumed>) = 5 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 494] exit_group(0 [pid 495] <... bpf resumed>) = 6 [pid 494] <... exit_group resumed>) = ? [pid 493] <... bpf resumed>) = 6 [pid 492] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 302] <... restart_syscall resumed>) = 0 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 494] +++ exited with 0 +++ [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 495] <... bpf resumed>) = 7 [pid 495] exit_group(0 [pid 493] <... bpf resumed>) = 7 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 495] <... exit_group resumed>) = ? [pid 493] exit_group(0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 495] +++ exited with 0 +++ [pid 492] <... bpf resumed>) = 6 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 496 ./strace-static-x86_64: Process 496 attached [pid 493] <... exit_group resumed>) = ? [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 497 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 496] set_robust_list(0x555555b1c660, 24) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 496] setpgid(0, 0) = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 ./strace-static-x86_64: Process 497 attached [pid 305] <... restart_syscall resumed>) = 0 [pid 497] set_robust_list(0x555555b1c660, 24 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 498 [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 497] <... set_robust_list resumed>) = 0 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 497] setpgid(0, 0) = 0 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 496] <... bpf resumed>) = 4 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 497] <... openat resumed>) = 3 ./strace-static-x86_64: Process 498 attached [pid 497] write(3, "1000", 4 [pid 498] set_robust_list(0x555555b1c660, 24 [pid 497] <... write resumed>) = 4 [pid 498] <... set_robust_list resumed>) = 0 [pid 497] close(3) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 497] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 498] <... prctl resumed>) = 0 [pid 498] setpgid(0, 0) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 497] <... bpf resumed>) = 3 [pid 498] <... openat resumed>) = 3 [pid 497] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 498] write(3, "1000", 4 [pid 497] <... bpf resumed>) = 0 [pid 498] <... write resumed>) = 4 [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 493] +++ exited with 0 +++ [pid 492] <... bpf resumed>) = 7 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 492] exit_group(0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 492] <... exit_group resumed>) = ? [pid 496] <... bpf resumed>) = 5 [pid 496] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [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 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 499 [pid 498] <... bpf resumed>) = 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 [pid 497] <... bpf resumed>) = 4 ./strace-static-x86_64: Process 499 attached [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 499] set_robust_list(0x555555b1c660, 24 [pid 498] <... bpf resumed>) = 4 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 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) = 3 [pid 499] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 492] +++ exited with 0 +++ [pid 499] <... bpf resumed>) = 5 [pid 498] <... bpf resumed>) = 5 [pid 497] <... bpf resumed>) = 5 [pid 496] <... bpf resumed>) = 7 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 498] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 498] <... bpf resumed>) = 6 [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 496] exit_group(0 [pid 303] <... restart_syscall resumed>) = 0 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 496] <... exit_group resumed>) = ? [pid 498] <... bpf resumed>) = 7 [pid 498] exit_group(0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 498] <... exit_group resumed>) = ? [pid 496] +++ exited with 0 +++ [pid 498] +++ exited with 0 +++ [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 500 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 497] <... bpf resumed>) = 6 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 497] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 500 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 500] set_robust_list(0x555555b1c660, 24 [pid 497] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 500] <... set_robust_list resumed>) = 0 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 500] setpgid(0, 0) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 497] <... exit_group resumed>) = ? [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 501 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 502 [pid 500] <... openat resumed>) = 3 [pid 500] write(3, "1000", 4) = 4 [pid 500] close(3) = 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 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) = 4 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 501 attached [pid 499] <... bpf resumed>) = 6 [pid 501] set_robust_list(0x555555b1c660, 24) = 0 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x555555b1c660, 24 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 502] <... set_robust_list resumed>) = 0 [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 502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 501] <... openat resumed>) = 3 [pid 502] <... prctl resumed>) = 0 [pid 502] setpgid(0, 0 [pid 501] write(3, "1000", 4 [pid 502] <... setpgid resumed>) = 0 [pid 501] <... write resumed>) = 4 [pid 501] close(3) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 502] <... openat resumed>) = 3 [pid 501] <... bpf resumed>) = 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 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3) = 0 [pid 502] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 502] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 501] <... bpf resumed>) = 4 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 502] <... bpf resumed>) = 0 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 500] <... bpf resumed>) = 5 [pid 499] <... bpf resumed>) = 7 [pid 497] +++ exited with 0 +++ [pid 501] <... bpf resumed>) = 5 [pid 502] <... bpf resumed>) = 5 [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 499] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 499] <... exit_group resumed>) = ? [pid 499] +++ exited with 0 +++ [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 503 attached [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 500] <... bpf resumed>) = 6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 503 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 501] <... bpf resumed>) = 6 [pid 500] <... bpf resumed>) = 7 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 504 [pid 500] exit_group(0) = ? ./strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x555555b1c660, 24) = 0 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 504] setpgid(0, 0) = 0 [pid 500] +++ exited with 0 +++ [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 501] <... bpf resumed>) = 7 [pid 504] <... openat resumed>) = 3 [pid 504] write(3, "1000", 4) = 4 [pid 303] <... restart_syscall resumed>) = 0 [pid 501] exit_group(0 [pid 504] close(3 [pid 501] <... exit_group resumed>) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 504] <... close resumed>) = 0 [pid 504] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 505 [pid 504] <... bpf resumed>) = 3 [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 502] <... bpf resumed>) = 6 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 503] set_robust_list(0x555555b1c660, 24 [pid 504] <... bpf resumed>) = 4 [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 505 attached [pid 505] set_robust_list(0x555555b1c660, 24) = 0 [pid 503] <... set_robust_list resumed>) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 505] setpgid(0, 0 [pid 503] <... prctl resumed>) = 0 [pid 505] <... setpgid resumed>) = 0 [pid 503] setpgid(0, 0 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 503] <... setpgid resumed>) = 0 [pid 503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 505] <... openat resumed>) = 3 [pid 503] write(3, "1000", 4 [pid 505] write(3, "1000", 4 [pid 503] <... write resumed>) = 4 [pid 505] <... write resumed>) = 4 [pid 503] close(3 [pid 505] close(3 [pid 503] <... close resumed>) = 0 [pid 505] <... close resumed>) = 0 [pid 505] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 503] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 505] <... bpf resumed>) = 3 [pid 505] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 503] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 505] <... bpf resumed>) = 0 [pid 503] <... 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 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 505] <... bpf resumed>) = 4 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 502] <... bpf resumed>) = 7 [pid 501] +++ exited with 0 +++ [pid 504] <... bpf resumed>) = 5 [pid 505] <... bpf resumed>) = 5 [pid 503] <... bpf resumed>) = 5 [pid 502] exit_group(0 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 504] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 502] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 505] <... bpf resumed>) = 6 [pid 504] <... bpf resumed>) = 6 [pid 503] <... bpf resumed>) = 6 [pid 502] +++ exited with 0 +++ [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 505] <... bpf resumed>) = 7 [pid 504] <... bpf resumed>) = 7 [pid 503] <... bpf resumed>) = 7 [pid 505] exit_group(0 [pid 504] exit_group(0 [pid 503] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 504] <... exit_group resumed>) = ? [pid 503] <... exit_group resumed>) = ? [pid 505] <... exit_group resumed>) = ? [pid 505] +++ exited with 0 +++ [pid 504] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 506 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 506 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 506] set_robust_list(0x555555b1c660, 24 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 508 attached [pid 506] <... set_robust_list resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 508] set_robust_list(0x555555b1c660, 24 [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 508 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 507 [pid 508] <... set_robust_list resumed>) = 0 [pid 506] <... prctl resumed>) = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 506] setpgid(0, 0 [pid 508] <... prctl resumed>) = 0 [pid 506] <... setpgid resumed>) = 0 [pid 508] setpgid(0, 0 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 508] <... setpgid resumed>) = 0 [pid 506] <... openat resumed>) = 3 ./strace-static-x86_64: Process 507 attached [pid 507] set_robust_list(0x555555b1c660, 24 [pid 506] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 509 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 506] <... write resumed>) = 4 [pid 506] close(3./strace-static-x86_64: Process 509 attached [pid 508] <... openat resumed>) = 3 [pid 506] <... close resumed>) = 0 [pid 509] set_robust_list(0x555555b1c660, 24 [pid 508] write(3, "1000", 4 [pid 506] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 509] <... set_robust_list resumed>) = 0 [pid 508] <... write resumed>) = 4 [pid 506] <... bpf resumed>) = 3 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 508] close(3 [pid 506] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 509] <... prctl resumed>) = 0 [pid 508] <... close resumed>) = 0 [pid 506] <... bpf resumed>) = 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 [pid 509] setpgid(0, 0 [pid 508] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 507] <... set_robust_list resumed>) = 0 [pid 509] <... setpgid resumed>) = 0 [pid 508] <... bpf resumed>) = 3 [pid 506] <... bpf resumed>) = 4 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 508] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 509] <... openat resumed>) = 3 [pid 508] <... bpf resumed>) = 0 [pid 509] write(3, "1000", 4 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 509] <... write resumed>) = 4 [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 508] <... bpf resumed>) = 4 [pid 509] close(3 [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 509] <... close resumed>) = 0 [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 507] <... prctl resumed>) = 0 [pid 509] <... bpf resumed>) = 3 [pid 509] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 507] setpgid(0, 0 [pid 509] <... bpf resumed>) = 0 [pid 507] <... setpgid resumed>) = 0 [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 507] write(3, "1000", 4) = 4 [pid 509] <... bpf resumed>) = 4 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 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) = 4 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 506] <... bpf resumed>) = 5 [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 508] <... bpf resumed>) = 5 [pid 503] +++ exited with 0 +++ [pid 509] <... bpf resumed>) = 5 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 507] <... bpf resumed>) = 5 [pid 506] <... bpf resumed>) = 7 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 30.196724][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 30.208109][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 30.215465][ T297] Modules linked in: [ 30.219415][ T297] Preemption disabled at: [ 30.219423][ T297] [] up_read+0x16/0x170 [ 30.229227][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 30.240501][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.250395][ T297] Call Trace: [ 30.253519][ T297] [ 30.256298][ T297] dump_stack_lvl+0x151/0x1b7 [ 30.260810][ T297] ? up_read+0x16/0x170 [ 30.264801][ T297] ? up_read+0x16/0x170 [ 30.268794][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.274091][ T297] ? up_read+0x16/0x170 [ 30.278091][ T297] dump_stack+0x15/0x1b [ 30.282073][ T297] __schedule_bug+0x195/0x260 [ 30.286590][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.291881][ T297] __schedule+0xcf7/0x1550 [ 30.296135][ T297] ? __sched_text_start+0x8/0x8 [ 30.300821][ T297] ? __kasan_check_write+0x14/0x20 [ 30.305771][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 30.310542][ T297] schedule+0xc3/0x180 [ 30.314445][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 30.319483][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 30.324775][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 30.330155][ T297] do_syscall_64+0x49/0xb0 [ 30.334406][ T297] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 30.340049][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.345779][ T297] RIP: 0033:0x4e815a [ 30.349509][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 30.368951][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 30.377197][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 30.385005][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 00000000000001fb [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 508] <... bpf resumed>) = 6 [pid 507] <... bpf resumed>) = 6 [pid 506] exit_group(0 [pid 304] <... restart_syscall resumed>) = 0 [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 506] <... exit_group resumed>) = ? [pid 507] <... bpf resumed>) = 7 [pid 508] <... bpf resumed>) = 7 [pid 506] +++ exited with 0 +++ [pid 508] exit_group(0 [pid 507] exit_group(0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] <... exit_group resumed>) = ? [pid 508] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 511 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 512 [pid 507] <... exit_group resumed>) = ? [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 513 ./strace-static-x86_64: Process 511 attached [pid 511] set_robust_list(0x555555b1c660, 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) = 3 [pid 511] write(3, "1000", 4) = 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 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) = 4 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 513 attached [pid 513] set_robust_list(0x555555b1c660, 24) = 0 [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 513] setpgid(0, 0) = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 513] write(3, "1000", 4) = 4 [ 30.392818][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 30.400629][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [ 30.408439][ T297] R13: 0000000020000140 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 30.416255][ T297] [ 30.422314][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000102, exited with 00000101? [ 30.434201][ T509] BUG: scheduling while atomic: syz-executor400/509/0x00000002 [ 30.441584][ T509] Modules linked in: [ 30.445285][ T509] Preemption disabled at: [ 30.445290][ T509] [] is_module_text_address+0x1f/0x360 [ 30.456454][ T509] CPU: 0 PID: 509 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 30.467890][ T509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.477782][ T509] Call Trace: [ 30.480908][ T509] [ 30.483774][ T509] dump_stack_lvl+0x151/0x1b7 [ 30.488286][ T509] ? is_module_text_address+0x1f/0x360 [ 30.493579][ T509] ? is_module_text_address+0x1f/0x360 [ 30.498873][ T509] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.504168][ T509] ? is_module_text_address+0x1f/0x360 [ 30.509461][ T509] dump_stack+0x15/0x1b [ 30.513454][ T509] __schedule_bug+0x195/0x260 [ 30.517968][ T509] ? irqentry_exit+0x30/0x40 [ 30.522394][ T509] ? sysvec_irq_work+0x52/0xb0 [ 30.526999][ T509] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.532292][ T509] __schedule+0xcf7/0x1550 [ 30.536540][ T509] ? __kasan_check_write+0x14/0x20 [ 30.541488][ T509] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 30.546438][ T509] ? __sched_text_start+0x8/0x8 [ 30.551120][ T509] ? __kasan_check_read+0x11/0x20 [ 30.555982][ T509] ? cgroup_update_frozen+0x15f/0x980 [ 30.561190][ T509] ? ptrace_stop+0x367/0x930 [ 30.565616][ T509] schedule+0xc3/0x180 [ 30.569520][ T509] ptrace_stop+0x54f/0x930 [ 30.573779][ T509] ptrace_notify+0x225/0x350 [ 30.578200][ T509] ? do_notify_parent+0xa20/0xa20 [ 30.583062][ T509] ? __kasan_check_write+0x14/0x20 [ 30.588008][ T509] ? fpregs_restore_userregs+0x130/0x290 [ 30.593480][ T509] syscall_exit_to_user_mode+0xa2/0x140 [ 30.598858][ T509] do_syscall_64+0x49/0xb0 [ 30.603110][ T509] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.608837][ T509] RIP: 0033:0x7f056956eea9 [ 30.613098][ T509] 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 [ 30.632534][ T509] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 30.640778][ T509] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [pid 513] close(3 [pid 509] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 512 attached [pid 513] <... close resumed>) = 0 [pid 511] <... bpf resumed>) = 5 [pid 507] +++ exited with 0 +++ [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [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] set_robust_list(0x555555b1c660, 24 [pid 509] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 509] <... exit_group resumed>) = ? [pid 512] <... set_robust_list resumed>) = 0 [pid 513] <... bpf resumed>) = 3 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 513] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 512] <... prctl resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 513] <... bpf resumed>) = 0 [pid 512] setpgid(0, 0 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 512] <... setpgid resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 514 [pid 511] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 514 attached [pid 514] set_robust_list(0x555555b1c660, 24) = 0 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 514] setpgid(0, 0) = 0 [pid 513] <... bpf resumed>) = 4 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 514] <... openat resumed>) = 3 [pid 512] <... openat resumed>) = 3 [pid 514] write(3, "1000", 4 [pid 512] write(3, "1000", 4 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 514] <... write resumed>) = 4 [pid 514] close(3) = 0 [pid 512] <... write resumed>) = 4 [pid 514] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 512] close(3) = 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 514] <... bpf resumed>) = 3 [pid 514] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 512] <... bpf resumed>) = 4 [pid 514] <... bpf resumed>) = 0 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 514] <... bpf resumed>) = 4 [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 513] <... bpf resumed>) = 5 [pid 512] <... bpf resumed>) = 5 [pid 511] <... bpf resumed>) = 7 [pid 509] +++ exited with 0 +++ [pid 514] <... bpf resumed>) = 5 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 513] <... bpf resumed>) = 6 [pid 512] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 511] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 512] <... bpf resumed>) = 6 [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 513] <... bpf resumed>) = 7 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 511] <... exit_group resumed>) = ? [pid 513] exit_group(0 [pid 512] <... bpf resumed>) = 7 [pid 511] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 513] <... exit_group resumed>) = ? [pid 513] +++ exited with 0 +++ [pid 512] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 512] <... exit_group resumed>) = ? [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 515 [pid 305] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 515 attached [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 515] set_robust_list(0x555555b1c660, 24) = 0 [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 515] setpgid(0, 0) = 0 [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 515] write(3, "1000", 4) = 4 [pid 515] close(3 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 516 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 517 [pid 515] <... close resumed>) = 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] <... bpf resumed>) = 6 [pid 515] <... bpf resumed>) = 4 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 516 attached ./strace-static-x86_64: Process 517 attached [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 516] set_robust_list(0x555555b1c660, 24) = 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 516] setpgid(0, 0) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [pid 516] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 517] set_robust_list(0x555555b1c660, 24 [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 517] <... set_robust_list resumed>) = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] setpgid(0, 0 [pid 516] <... bpf resumed>) = 4 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 517] <... setpgid resumed>) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 517] write(3, "1000", 4) = 4 [pid 517] close(3) = 0 [pid 517] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 517] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 515] <... bpf resumed>) = 5 [pid 512] +++ exited with 0 +++ [pid 514] <... bpf resumed>) = 7 [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 516] <... bpf resumed>) = 5 [pid 515] <... bpf resumed>) = 6 [pid 514] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 517] <... bpf resumed>) = 5 [pid 514] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 516] <... bpf resumed>) = 6 [pid 515] <... bpf resumed>) = 7 [pid 514] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 515] exit_group(0) = ? [pid 515] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 516] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 518 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 516] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 518 attached [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 519 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 520 [pid 518] set_robust_list(0x555555b1c660, 24) = 0 [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 518] setpgid(0, 0./strace-static-x86_64: Process 520 attached [pid 517] <... bpf resumed>) = 6 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 520] set_robust_list(0x555555b1c660, 24) = 0 [pid 518] <... setpgid resumed>) = 0 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] setpgid(0, 0) = 0 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 518] <... openat resumed>) = 3 [pid 520] write(3, "1000", 4 [pid 518] write(3, "1000", 4 [pid 520] <... write resumed>) = 4 [pid 518] <... write resumed>) = 4 [pid 520] close(3) = 0 [pid 518] close(3 [pid 520] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 518] <... close resumed>) = 0 [pid 520] <... bpf resumed>) = 3 [pid 518] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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./strace-static-x86_64: Process 519 attached [pid 518] <... bpf resumed>) = 3 [pid 519] set_robust_list(0x555555b1c660, 24 [pid 518] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 520] <... bpf resumed>) = 4 [pid 519] <... set_robust_list resumed>) = 0 [pid 518] <... bpf resumed>) = 0 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 519] <... prctl resumed>) = 0 [pid 518] <... bpf resumed>) = 4 [pid 519] setpgid(0, 0 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 519] <... setpgid resumed>) = 0 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 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) = 3 [pid 519] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [ 30.648588][ T509] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 30.656397][ T509] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 30.664212][ T509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 30.672022][ T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 30.679840][ T509] [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="kfree", prog_fd=4}}, 16 [pid 520] <... bpf resumed>) = 5 [pid 517] <... bpf resumed>) = 7 [pid 516] +++ exited with 0 +++ [pid 519] <... bpf resumed>) = 5 [pid 518] <... bpf resumed>) = 5 [pid 520] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 517] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 520] <... bpf resumed>) = 6 [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 517] <... exit_group resumed>) = ? [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 517] +++ exited with 0 +++ [pid 305] <... restart_syscall resumed>) = 0 [pid 519] <... bpf resumed>) = 6 [pid 520] <... bpf resumed>) = 7 [pid 520] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 520] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 522 attached ./strace-static-x86_64: Process 521 attached [pid 520] +++ exited with 0 +++ [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 518] <... bpf resumed>) = 6 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 521 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 522 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 521] set_robust_list(0x555555b1c660, 24 [pid 519] <... bpf resumed>) = 7 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 519] exit_group(0 [pid 521] <... set_robust_list resumed>) = 0 [pid 522] set_robust_list(0x555555b1c660, 24 [pid 519] <... exit_group resumed>) = ? [pid 518] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 518] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 523 [pid 519] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 523 attached ) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 524 attached [pid 522] <... set_robust_list resumed>) = 0 [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 524 [pid 524] set_robust_list(0x555555b1c660, 24 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 521] <... prctl resumed>) = 0 [pid 523] set_robust_list(0x555555b1c660, 24 [pid 522] <... prctl resumed>) = 0 [pid 521] setpgid(0, 0 [pid 524] <... set_robust_list resumed>) = 0 [pid 523] <... set_robust_list resumed>) = 0 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 523] setpgid(0, 0) = 0 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] setpgid(0, 0 [pid 521] <... setpgid resumed>) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] <... setpgid resumed>) = 0 [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 523] <... openat resumed>) = 3 [pid 523] write(3, "1000", 4) = 4 [pid 521] <... openat resumed>) = 3 [pid 523] close(3) = 0 [pid 521] write(3, "1000", 4 [pid 524] setpgid(0, 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 521] <... write resumed>) = 4 [pid 524] <... setpgid resumed>) = 0 [pid 522] <... openat resumed>) = 3 [pid 521] close(3 [pid 522] write(3, "1000", 4 [pid 521] <... close resumed>) = 0 [pid 521] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 523] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 521] <... bpf resumed>) = 3 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] <... write resumed>) = 4 [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 [pid 522] close(3 [pid 521] <... bpf resumed>) = 4 [pid 523] <... bpf resumed>) = 3 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 [pid 524] <... openat resumed>) = 3 [pid 522] <... close resumed>) = 0 [pid 524] write(3, "1000", 4 [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 524] <... write resumed>) = 4 [pid 522] <... bpf resumed>) = 3 [pid 524] close(3 [pid 522] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 524] <... close resumed>) = 0 [pid 523] <... bpf resumed>) = 4 [pid 522] <... bpf resumed>) = 0 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 524] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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) = 4 [pid 524] <... bpf resumed>) = 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 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 524] <... bpf resumed>) = 4 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 518] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 525 attached , child_tidptr=0x555555b1c650) = 525 [pid 525] set_robust_list(0x555555b1c660, 24) = 0 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 525] setpgid(0, 0) = 0 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 525] write(3, "1000", 4) = 4 [pid 525] close(3) = 0 [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) = 3 [pid 525] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 523] <... bpf resumed>) = 5 [pid 521] <... bpf resumed>) = 5 [pid 524] <... bpf resumed>) = 5 [pid 523] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 522] <... bpf resumed>) = 5 [ 30.778382][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 30.790208][ T522] BUG: scheduling while atomic: syz-executor400/522/0x00000002 [ 30.797587][ T522] Modules linked in: [ 30.801292][ T522] Preemption disabled at: [ 30.801298][ T522] [] is_module_text_address+0x1f/0x360 [ 30.812337][ T522] CPU: 1 PID: 522 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 525] <... bpf resumed>) = 5 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 523] <... bpf resumed>) = 6 [pid 522] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 521] <... bpf resumed>) = 6 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 523] <... bpf resumed>) = 7 [pid 521] <... bpf resumed>) = 7 [pid 523] exit_group(0 [pid 521] exit_group(0 [pid 523] <... exit_group resumed>) = ? [pid 521] <... exit_group resumed>) = ? [pid 523] +++ exited with 0 +++ [pid 521] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 526 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 527 ./strace-static-x86_64: Process 527 attached [pid 527] set_robust_list(0x555555b1c660, 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) = 3 [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) = 3 [pid 527] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 527] exit_group(0) = ? [pid 527] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 528 [pid 525] <... bpf resumed>) = 6 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 525] exit_group(0) = ? [pid 525] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 528 attached [pid 528] set_robust_list(0x555555b1c660, 24) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 528] setpgid(0, 0) = 0 [ 30.823687][ T522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.833579][ T522] Call Trace: [ 30.836704][ T522] [ 30.839481][ T522] dump_stack_lvl+0x151/0x1b7 [ 30.843995][ T522] ? is_module_text_address+0x1f/0x360 [ 30.849290][ T522] ? is_module_text_address+0x1f/0x360 [ 30.854589][ T522] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.859880][ T522] ? is_module_text_address+0x1f/0x360 [ 30.865170][ T522] dump_stack+0x15/0x1b [ 30.869169][ T522] __schedule_bug+0x195/0x260 [ 30.873676][ T522] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.878973][ T522] __schedule+0xcf7/0x1550 [ 30.883224][ T522] ? __kasan_check_write+0x14/0x20 [ 30.888170][ T522] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 30.893118][ T522] ? __sched_text_start+0x8/0x8 [ 30.897806][ T522] ? __kasan_check_read+0x11/0x20 [ 30.902670][ T522] ? cgroup_update_frozen+0x15f/0x980 [ 30.907873][ T522] schedule+0xc3/0x180 [ 30.911780][ T522] ptrace_stop+0x54f/0x930 [ 30.916033][ T522] ptrace_notify+0x225/0x350 [ 30.920458][ T522] ? do_notify_parent+0xa20/0xa20 [ 30.925318][ T522] ? __kasan_check_write+0x14/0x20 [ 30.930264][ T522] ? fpregs_restore_userregs+0x130/0x290 [ 30.935735][ T522] syscall_exit_to_user_mode+0xa2/0x140 [ 30.941114][ T522] do_syscall_64+0x49/0xb0 [ 30.945368][ T522] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.951095][ T522] RIP: 0033:0x7f056956eea9 [ 30.955346][ T522] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 522] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 526 attached [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 524] <... bpf resumed>) = 6 [pid 302] <... restart_syscall resumed>) = 0 [pid 528] <... openat resumed>) = 3 [pid 526] set_robust_list(0x555555b1c660, 24 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 528] write(3, "1000", 4 [pid 526] <... set_robust_list resumed>) = 0 [pid 524] <... bpf resumed>) = 7 [pid 522] <... bpf resumed>) = 7 [pid 528] <... write resumed>) = 4 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 524] exit_group(0 [pid 522] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 530 attached [pid 528] close(3 [pid 526] <... prctl resumed>) = 0 [pid 524] <... exit_group resumed>) = ? [pid 522] <... exit_group resumed>) = ? [pid 528] <... close resumed>) = 0 [pid 526] setpgid(0, 0 [pid 524] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 530 [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 526] <... setpgid resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 528] <... bpf resumed>) = 3 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] +++ exited with 0 +++ [pid 530] set_robust_list(0x555555b1c660, 24 [pid 528] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 526] <... openat resumed>) = 3 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 528] <... bpf resumed>) = 0 [pid 526] write(3, "1000", 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 530] <... set_robust_list resumed>) = 0 [pid 528] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 526] <... write resumed>) = 4 ./strace-static-x86_64: Process 531 attached [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 528] <... bpf resumed>) = 4 [pid 526] close(3 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 531 [pid 530] <... prctl resumed>) = 0 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 526] <... close resumed>) = 0 [pid 531] set_robust_list(0x555555b1c660, 24 [pid 530] setpgid(0, 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 531] <... set_robust_list resumed>) = 0 [pid 530] <... setpgid resumed>) = 0 [pid 526] <... bpf resumed>) = 3 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 532 attached [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 526] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 532 [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 532] set_robust_list(0x555555b1c660, 24 [pid 531] <... prctl resumed>) = 0 [pid 530] <... openat resumed>) = 3 [pid 526] <... bpf resumed>) = 4 [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 532] <... set_robust_list resumed>) = 0 [pid 531] setpgid(0, 0 [pid 530] write(3, "1000", 4 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 531] <... setpgid resumed>) = 0 [pid 530] <... write resumed>) = 4 [pid 532] <... prctl resumed>) = 0 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 530] close(3 [pid 532] setpgid(0, 0 [pid 531] <... openat resumed>) = 3 [pid 530] <... close resumed>) = 0 [pid 532] <... setpgid resumed>) = 0 [pid 531] write(3, "1000", 4 [pid 530] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 531] <... write resumed>) = 4 [pid 530] <... bpf resumed>) = 3 [pid 532] <... openat resumed>) = 3 [pid 531] close(3 [pid 530] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 532] write(3, "1000", 4 [pid 531] <... close resumed>) = 0 [pid 530] <... bpf resumed>) = 0 [pid 532] <... write resumed>) = 4 [pid 531] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 532] close(3 [pid 531] <... bpf resumed>) = 3 [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 532] <... close resumed>) = 0 [pid 531] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 532] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 531] <... bpf resumed>) = 0 [pid 530] <... bpf resumed>) = 4 [pid 532] <... bpf resumed>) = 3 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 532] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 531] <... bpf resumed>) = 4 [pid 532] <... bpf resumed>) = 0 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 528] <... bpf resumed>) = 5 [pid 526] <... bpf resumed>) = 5 [pid 532] <... bpf resumed>) = 5 [pid 531] <... bpf resumed>) = 5 [pid 530] <... bpf resumed>) = 5 [pid 528] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 528] <... bpf resumed>) = 6 [pid 526] <... bpf resumed>) = 6 [pid 531] <... bpf resumed>) = 6 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 530] <... bpf resumed>) = 6 [pid 528] <... bpf resumed>) = 7 [pid 526] <... bpf resumed>) = 7 [pid 532] <... bpf resumed>) = 6 [pid 531] <... bpf resumed>) = 7 [ 30.974794][ T522] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 30.983037][ T522] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 30.990847][ T522] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 30.998656][ T522] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 31.006476][ T522] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.014280][ T522] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 31.022096][ T522] [ 31.052370][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 31.063758][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 31.071250][ T297] Modules linked in: [ 31.074935][ T297] Preemption disabled at: [ 31.074940][ T297] [] up_read+0x16/0x170 [ 31.084657][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.096026][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.105920][ T297] Call Trace: [ 31.109043][ T297] [ 31.111820][ T297] dump_stack_lvl+0x151/0x1b7 [ 31.116334][ T297] ? up_read+0x16/0x170 [ 31.120325][ T297] ? up_read+0x16/0x170 [ 31.124320][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.129615][ T297] ? up_read+0x16/0x170 [ 31.133605][ T297] dump_stack+0x15/0x1b [ 31.137599][ T297] __schedule_bug+0x195/0x260 [ 31.142113][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.147409][ T297] __schedule+0xcf7/0x1550 [ 31.151659][ T297] ? __sched_text_start+0x8/0x8 [ 31.156347][ T297] ? __kasan_check_write+0x14/0x20 [ 31.161293][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 31.166067][ T297] schedule+0xc3/0x180 [ 31.169980][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 31.175004][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 31.180302][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 31.185681][ T297] do_syscall_64+0x49/0xb0 [ 31.189934][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.195660][ T297] RIP: 0033:0x4e815a [ 31.199395][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 31.218835][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 31.227081][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 31.234891][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 0000000000000212 [ 31.242707][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 528] exit_group(0 [pid 526] exit_group(0 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 531] exit_group(0 [pid 530] <... bpf resumed>) = 7 [pid 528] <... exit_group resumed>) = ? [pid 526] <... exit_group resumed>) = ? [pid 532] <... bpf resumed>) = 7 [pid 531] <... exit_group resumed>) = ? [pid 530] exit_group(0 [pid 532] exit_group(0 [pid 531] +++ exited with 0 +++ [pid 530] <... exit_group resumed>) = ? [pid 532] <... exit_group resumed>) = ? [pid 530] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 532] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 534 [pid 528] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 535 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 536 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 537 ./strace-static-x86_64: Process 537 attached [pid 537] set_robust_list(0x555555b1c660, 24) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 537] setpgid(0, 0) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 537] write(3, "1000", 4) = 4 [pid 537] close(3) = 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) = 3 [pid 537] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 535 attached [pid 535] set_robust_list(0x555555b1c660, 24) = 0 [pid 535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 537] <... bpf resumed>) = 4 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 535] <... prctl resumed>) = 0 [pid 535] setpgid(0, 0) = 0 [pid 535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 535] write(3, "1000", 4) = 4 [pid 535] close(3) = 0 [pid 535] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 535] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x555555b1c660, 24) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 534] write(3, "1000", 4) = 4 [pid 534] close(3) = 0 [pid 534] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_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="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 536 attached [pid 536] set_robust_list(0x555555b1c660, 24) = 0 [pid 536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 536] setpgid(0, 0) = 0 [pid 536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 536] write(3, "1000", 4) = 4 [pid 536] close(3) = 0 [pid 536] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_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 [ 31.250513][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [ 31.258328][ T297] R13: 0000000020000100 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 31.266141][ T297] [ 31.271181][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 31.282620][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.282620][ T510] last function: bpf_prog_free_deferred [ 31.296710][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.307705][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.317594][ T510] Workqueue: events bpf_prog_free_deferred [ 31.323237][ T510] Call Trace: [ 31.326356][ T510] [ 31.329142][ T510] dump_stack_lvl+0x151/0x1b7 [ 31.333647][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.338940][ T510] ? bpf_prog_free_deferred+0x63e/0x750 [ 31.344325][ T510] dump_stack+0x15/0x1b [ 31.348314][ T510] process_one_work+0x94e/0xcb0 [ 31.353011][ T510] worker_thread+0xa60/0x1260 [ 31.357519][ T510] ? __kasan_check_read+0x11/0x20 [ 31.362377][ T510] kthread+0x26d/0x300 [ 31.366281][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 31.371139][ T510] ? kthread_blkcg+0xd0/0xd0 [ 31.375571][ T510] ret_from_fork+0x1f/0x30 [ 31.379829][ T510] [ 31.382891][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.382891][ T510] last function: bpf_prog_free_deferred [ 31.396435][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.407429][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.417322][ T510] Workqueue: events bpf_prog_free_deferred [ 31.422962][ T510] Call Trace: [ 31.426092][ T510] [ 31.428871][ T510] dump_stack_lvl+0x151/0x1b7 [ 31.433379][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.438681][ T510] ? bpf_prog_free_deferred+0x63e/0x750 [ 31.444056][ T510] dump_stack+0x15/0x1b [ 31.448045][ T510] process_one_work+0x94e/0xcb0 [ 31.452742][ T510] worker_thread+0xa60/0x1260 [ 31.457254][ T510] ? __kasan_check_read+0x11/0x20 [ 31.462106][ T510] kthread+0x26d/0x300 [ 31.466010][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 31.470871][ T510] ? kthread_blkcg+0xd0/0xd0 [ 31.475306][ T510] ret_from_fork+0x1f/0x30 [ 31.479561][ T510] [ 31.482503][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.482503][ T510] last function: bpf_prog_free_deferred [ 31.495997][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.506980][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.516873][ T510] Workqueue: events bpf_prog_free_deferred [ 31.522515][ T510] Call Trace: [ 31.525638][ T510] [ 31.528418][ T510] dump_stack_lvl+0x151/0x1b7 [ 31.532934][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.538224][ T510] ? bpf_prog_free_deferred+0x63e/0x750 [ 31.543604][ T510] dump_stack+0x15/0x1b [ 31.547596][ T510] process_one_work+0x94e/0xcb0 [ 31.552287][ T510] worker_thread+0xa60/0x1260 [ 31.556799][ T510] ? __kasan_check_read+0x11/0x20 [ 31.561662][ T510] kthread+0x26d/0x300 [ 31.565564][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 31.570423][ T510] ? kthread_blkcg+0xd0/0xd0 [ 31.574856][ T510] ret_from_fork+0x1f/0x30 [ 31.579105][ T510] [ 31.582082][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.582082][ T510] last function: bpf_prog_free_deferred [ 31.595527][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.606529][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.616422][ T510] Workqueue: events bpf_prog_free_deferred [ 31.622064][ T510] Call Trace: [ 31.625187][ T510] [ 31.627967][ T510] dump_stack_lvl+0x151/0x1b7 [ 31.632479][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.637772][ T510] ? bpf_prog_free_deferred+0x63e/0x750 [ 31.643154][ T510] dump_stack+0x15/0x1b [ 31.647154][ T510] process_one_work+0x94e/0xcb0 [ 31.651838][ T510] worker_thread+0xa60/0x1260 [ 31.656348][ T510] ? __kasan_check_read+0x11/0x20 [ 31.661213][ T510] kthread+0x26d/0x300 [ 31.665111][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 31.669971][ T510] ? kthread_blkcg+0xd0/0xd0 [ 31.674400][ T510] ret_from_fork+0x1f/0x30 [ 31.678654][ T510] [ 31.681581][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.681581][ T510] last function: process_srcu [ 31.694215][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.705210][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.715110][ T510] Workqueue: rcu_gp process_srcu [ 31.719878][ T510] Call Trace: [ 31.723001][ T510] [ 31.725783][ T510] dump_stack_lvl+0x151/0x1b7 [ 31.730293][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.735588][ T510] dump_stack+0x15/0x1b [ 31.739579][ T510] process_one_work+0x94e/0xcb0 [ 31.744268][ T510] worker_thread+0xa60/0x1260 [ 31.748781][ T510] ? __kasan_check_read+0x11/0x20 [ 31.753649][ T510] kthread+0x26d/0x300 [ 31.757548][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 31.762405][ T510] ? kthread_blkcg+0xd0/0xd0 [ 31.766832][ T510] ret_from_fork+0x1f/0x30 [ 31.771085][ T510] [ 31.774057][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.774057][ T510] last function: srcu_invoke_callbacks [ 31.787445][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.798512][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.808404][ T510] Workqueue: rcu_gp srcu_invoke_callbacks [ 31.813959][ T510] Call Trace: [ 31.817082][ T510] [ 31.819862][ T510] dump_stack_lvl+0x151/0x1b7 [ 31.824375][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.829758][ T510] ? pwq_dec_nr_in_flight+0x191/0x3d0 [ 31.834964][ T510] dump_stack+0x15/0x1b [ 31.838958][ T510] process_one_work+0x94e/0xcb0 [ 31.843645][ T510] worker_thread+0xa60/0x1260 [ 31.848158][ T510] ? __kasan_check_read+0x11/0x20 [ 31.853017][ T510] kthread+0x26d/0x300 [ 31.856921][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 31.861779][ T510] ? kthread_blkcg+0xd0/0xd0 [ 31.866208][ T510] ret_from_fork+0x1f/0x30 [ 31.870462][ T510] [ 31.873366][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.873366][ T510] last function: process_srcu [ 31.886033][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.897018][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.906913][ T510] Workqueue: rcu_gp process_srcu [ 31.911685][ T510] Call Trace: [ 31.914811][ T510] [ 31.917591][ T510] dump_stack_lvl+0x151/0x1b7 [ 31.922102][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.927398][ T510] dump_stack+0x15/0x1b [ 31.931387][ T510] process_one_work+0x94e/0xcb0 [ 31.936077][ T510] worker_thread+0xa60/0x1260 [ 31.940590][ T510] ? __kasan_check_read+0x11/0x20 [ 31.945450][ T510] kthread+0x26d/0x300 [ 31.949353][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 31.954213][ T510] ? kthread_blkcg+0xd0/0xd0 [ 31.958639][ T510] ret_from_fork+0x1f/0x30 [ 31.962895][ T510] [ 31.965816][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 31.965816][ T510] last function: srcu_invoke_callbacks [ 31.979252][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 31.990320][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.000213][ T510] Workqueue: rcu_gp srcu_invoke_callbacks [ 32.005770][ T510] Call Trace: [ 32.008895][ T510] [ 32.011671][ T510] dump_stack_lvl+0x151/0x1b7 [ 32.016182][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.021477][ T510] ? pwq_dec_nr_in_flight+0x191/0x3d0 [ 32.026684][ T510] dump_stack+0x15/0x1b [ 32.030680][ T510] process_one_work+0x94e/0xcb0 [ 32.035368][ T510] worker_thread+0xa60/0x1260 [ 32.039881][ T510] ? __kasan_check_read+0x11/0x20 [ 32.044737][ T510] kthread+0x26d/0x300 [ 32.048642][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 32.053501][ T510] ? kthread_blkcg+0xd0/0xd0 [ 32.057928][ T510] ret_from_fork+0x1f/0x30 [ 32.062185][ T510] [ 32.065096][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 32.065096][ T510] last function: vmstat_update [ 32.077844][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 32.088830][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.098725][ T510] Workqueue: mm_percpu_wq vmstat_update [ 32.104104][ T510] Call Trace: [ 32.107228][ T510] [ 32.110011][ T510] dump_stack_lvl+0x151/0x1b7 [ 32.114523][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.119812][ T510] ? round_jiffies_relative+0xcf/0xf0 [ 32.125025][ T510] dump_stack+0x15/0x1b [ 32.129011][ T510] process_one_work+0x94e/0xcb0 [ 32.133709][ T510] worker_thread+0xa60/0x1260 [ 32.138227][ T510] ? __kasan_check_read+0x11/0x20 [ 32.143075][ T510] kthread+0x26d/0x300 [ 32.146977][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 32.151840][ T510] ? kthread_blkcg+0xd0/0xd0 [ 32.156264][ T510] ret_from_fork+0x1f/0x30 [ 32.160520][ T510] [ 32.163436][ T510] BUG: workqueue leaked lock or atomic: kworker/0:2/0x00000001/510 [ 32.163436][ T510] last function: vmstat_shepherd [ 32.176370][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 32.187338][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.197230][ T510] Workqueue: events vmstat_shepherd [ 32.202268][ T510] Call Trace: [ 32.205387][ T510] [ 32.208169][ T510] dump_stack_lvl+0x151/0x1b7 [ 32.212683][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.217972][ T510] ? round_jiffies_relative+0xcf/0xf0 [ 32.223181][ T510] dump_stack+0x15/0x1b [ 32.227171][ T510] process_one_work+0x94e/0xcb0 [ 32.231863][ T510] worker_thread+0xa60/0x1260 [ 32.236382][ T510] ? __kasan_check_read+0x11/0x20 [ 32.241321][ T510] kthread+0x26d/0x300 [ 32.245224][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 32.250087][ T510] ? kthread_blkcg+0xd0/0xd0 [ 32.254515][ T510] ret_from_fork+0x1f/0x30 [ 32.258772][ T510] [ 32.261672][ T510] BUG: scheduling while atomic: kworker/0:2/510/0x00000002 [ 32.268686][ T510] Modules linked in: [ 32.272391][ T510] Preemption disabled at: [ 32.272396][ T510] [] process_one_work+0x78f/0xcb0 [ 32.282981][ T510] CPU: 0 PID: 510 Comm: kworker/0:2 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 32.294002][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.303903][ T510] Workqueue: 0x0 (events) [ 32.308152][ T510] Call Trace: [ 32.311296][ T510] [ 32.314051][ T510] dump_stack_lvl+0x151/0x1b7 [ 32.318573][ T510] ? process_one_work+0x78f/0xcb0 [ 32.323428][ T510] ? process_one_work+0x78f/0xcb0 [ 32.328288][ T510] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.333584][ T510] ? process_one_work+0x78f/0xcb0 [ 32.338445][ T510] dump_stack+0x15/0x1b [ 32.342432][ T510] __schedule_bug+0x195/0x260 [ 32.346949][ T510] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.352244][ T510] __schedule+0xcf7/0x1550 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 526] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 539 ./strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x555555b1c660, 24) = 0 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] setpgid(0, 0) = 0 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 539] write(3, "1000", 4) = 4 [pid 539] close(3) = 0 [pid 539] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 539] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 537] <... bpf resumed>) = 5 [pid 535] <... bpf resumed>) = 5 [pid 536] <... bpf resumed>) = 5 [pid 534] <... bpf resumed>) = 5 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 534] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 539] <... bpf resumed>) = 5 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 537] <... bpf resumed>) = 6 [pid 539] <... bpf resumed>) = 7 [pid 539] exit_group(0) = ? [pid 534] <... bpf resumed>) = 6 [pid 539] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 536] <... bpf resumed>) = 6 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 535] <... bpf resumed>) = 6 [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] <... restart_syscall resumed>) = 0 [pid 537] <... bpf resumed>) = 7 [pid 536] <... bpf resumed>) = 7 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 536] exit_group(0 [pid 535] <... bpf resumed>) = 7 [pid 534] <... bpf resumed>) = 7 [pid 537] exit_group(0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 540 [pid 536] <... exit_group resumed>) = ? [pid 535] exit_group(0 [pid 537] <... exit_group resumed>) = ? [pid 534] exit_group(0./strace-static-x86_64: Process 540 attached [pid 540] set_robust_list(0x555555b1c660, 24) = 0 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 540] setpgid(0, 0) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 537] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 541 attached [pid 536] +++ exited with 0 +++ [pid 535] <... exit_group resumed>) = ? [pid 534] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 541 [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 535] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 542 [pid 303] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 542 attached [pid 541] set_robust_list(0x555555b1c660, 24 [pid 540] <... openat resumed>) = 3 [pid 542] set_robust_list(0x555555b1c660, 24 [pid 303] <... restart_syscall resumed>) = 0 [pid 542] <... set_robust_list resumed>) = 0 [pid 541] <... set_robust_list resumed>) = 0 [pid 540] write(3, "1000", 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 543 [pid 542] write(3, "1000", 4 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 542] <... write resumed>) = 4 [pid 542] close(3) = 0 [pid 542] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 541] <... prctl resumed>) = 0 [pid 540] <... write resumed>) = 4 [pid 542] <... bpf resumed>) = 3 [pid 542] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 541] setpgid(0, 0 [pid 540] close(3 [pid 542] <... bpf resumed>) = 4 [pid 541] <... setpgid resumed>) = 0 [pid 540] <... close resumed>) = 0 [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 543 attached [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 543] set_robust_list(0x555555b1c660, 24) = 0 [pid 540] <... bpf resumed>) = 3 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 543] setpgid(0, 0) = 0 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 543] write(3, "1000", 4) = 4 [pid 543] close(3) = 0 [pid 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) = 3 [pid 540] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 541] <... openat resumed>) = 3 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 543] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 541] write(3, "1000", 4) = 4 [pid 541] close(3 [pid 543] <... bpf resumed>) = 0 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 541] <... close resumed>) = 0 [pid 540] <... bpf resumed>) = 4 [pid 543] <... bpf resumed>) = 4 [pid 541] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 541] <... bpf resumed>) = 3 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 542] <... bpf resumed>) = 5 [pid 542] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [ 32.356498][ T510] ? round_jiffies_relative+0xcf/0xf0 [ 32.361701][ T510] ? __sched_text_start+0x8/0x8 [ 32.366400][ T510] ? wq_worker_sleeping+0x64/0x290 [ 32.371333][ T510] schedule+0xc3/0x180 [ 32.375239][ T510] worker_thread+0xefa/0x1260 [ 32.379756][ T510] ? __kasan_check_read+0x11/0x20 [ 32.384614][ T510] kthread+0x26d/0x300 [ 32.388520][ T510] ? worker_clr_flags+0x1a0/0x1a0 [ 32.393382][ T510] ? kthread_blkcg+0xd0/0xd0 [ 32.397806][ T510] ret_from_fork+0x1f/0x30 [ 32.402068][ T510] [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 534] +++ exited with 0 +++ [pid 543] <... bpf resumed>) = 5 [pid 542] <... bpf resumed>) = 7 [pid 541] <... bpf resumed>) = 5 [pid 540] <... bpf resumed>) = 5 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 542] exit_group(0 [ 32.458646][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 32.470502][ T541] BUG: scheduling while atomic: syz-executor400/541/0x00000002 [ 32.477863][ T541] Modules linked in: [ 32.481571][ T541] Preemption disabled at: [ 32.481575][ T541] [] is_module_text_address+0x1f/0x360 [ 32.492635][ T541] CPU: 0 PID: 541 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 543] <... bpf resumed>) = 6 [pid 542] <... exit_group resumed>) = ? [ 32.503969][ T541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.513863][ T541] Call Trace: [ 32.516986][ T541] [ 32.519765][ T541] dump_stack_lvl+0x151/0x1b7 [ 32.524277][ T541] ? is_module_text_address+0x1f/0x360 [ 32.529574][ T541] ? is_module_text_address+0x1f/0x360 [ 32.534866][ T541] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.540161][ T541] ? is_module_text_address+0x1f/0x360 [ 32.545454][ T541] dump_stack+0x15/0x1b [ 32.549451][ T541] __schedule_bug+0x195/0x260 [ 32.553960][ T541] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.559262][ T541] __schedule+0xcf7/0x1550 [ 32.563510][ T541] ? __kasan_check_write+0x14/0x20 [ 32.568453][ T541] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 32.573403][ T541] ? __sched_text_start+0x8/0x8 [ 32.578090][ T541] ? __kasan_check_read+0x11/0x20 [ 32.582954][ T541] ? cgroup_update_frozen+0x15f/0x980 [ 32.588155][ T541] schedule+0xc3/0x180 [ 32.592063][ T541] ptrace_stop+0x54f/0x930 [ 32.596321][ T541] ptrace_notify+0x225/0x350 [ 32.600742][ T541] ? do_notify_parent+0xa20/0xa20 [ 32.605600][ T541] ? __kasan_check_write+0x14/0x20 [ 32.610546][ T541] ? fpregs_restore_userregs+0x130/0x290 [ 32.616015][ T541] syscall_exit_to_user_mode+0xa2/0x140 [ 32.621397][ T541] do_syscall_64+0x49/0xb0 [ 32.625648][ T541] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 32.631375][ T541] RIP: 0033:0x7f056956eea9 [ 32.635629][ T541] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 541] <... bpf resumed>) = 6 [pid 540] <... bpf resumed>) = 6 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 542] +++ exited with 0 +++ [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] <... restart_syscall resumed>) = 0 [pid 543] <... bpf resumed>) = 7 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 540] <... bpf resumed>) = 7 [pid 541] <... bpf resumed>) = 7 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 543] exit_group(0 [pid 541] exit_group(0 [pid 540] exit_group(0 [pid 543] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 541] <... exit_group resumed>) = ? [pid 543] +++ exited with 0 +++ [pid 541] +++ exited with 0 +++ [pid 540] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 544 attached [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 544 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 544] set_robust_list(0x555555b1c660, 24) = 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 544] <... prctl resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 544] setpgid(0, 0) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 544] write(3, "1000", 4) = 4 [pid 544] close(3) = 0 [pid 544] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 546 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 545 [pid 544] <... bpf resumed>) = 3 [pid 544] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 547 [pid 544] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 547 attached ./strace-static-x86_64: Process 546 attached ./strace-static-x86_64: Process 545 attached [pid 547] set_robust_list(0x555555b1c660, 24 [pid 546] set_robust_list(0x555555b1c660, 24 [pid 545] set_robust_list(0x555555b1c660, 24 [pid 544] <... bpf resumed>) = 4 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 547] <... set_robust_list resumed>) = 0 [pid 546] <... set_robust_list resumed>) = 0 [pid 545] <... set_robust_list resumed>) = 0 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 547] setpgid(0, 0 [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 545] 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 545] <... prctl resumed>) = 0 [pid 547] <... openat resumed>) = 3 [pid 546] setpgid(0, 0 [pid 545] setpgid(0, 0 [pid 547] write(3, "1000", 4) = 4 [pid 547] close(3) = 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] <... setpgid resumed>) = 0 [pid 545] <... setpgid resumed>) = 0 [pid 547] <... bpf resumed>) = 3 [pid 547] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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) = 4 [pid 546] <... openat resumed>) = 3 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 546] write(3, "1000", 4 [pid 545] <... openat resumed>) = 3 [pid 546] <... write resumed>) = 4 [pid 546] close(3) = 0 [pid 546] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 545] write(3, "1000", 4 [pid 546] <... bpf resumed>) = 3 [pid 546] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 545] <... write resumed>) = 4 [pid 546] <... bpf resumed>) = 4 [pid 545] close(3 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 545] <... close resumed>) = 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) = 3 [pid 545] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 545] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 540] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 548 attached , child_tidptr=0x555555b1c650) = 548 [pid 548] set_robust_list(0x555555b1c660, 24) = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 548] setpgid(0, 0) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 548] write(3, "1000", 4) = 4 [pid 548] close(3) = 0 [pid 548] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 548] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 32.655075][ T541] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 32.663320][ T541] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 32.671126][ T541] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 32.678938][ T541] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 32.686747][ T541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.694559][ T541] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 32.702468][ T541] [pid 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 547] <... bpf resumed>) = 5 [pid 546] <... bpf resumed>) = 5 [pid 545] <... bpf resumed>) = 5 [pid 544] <... bpf resumed>) = 5 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 545] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 544] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 548] <... bpf resumed>) = 6 [pid 547] <... bpf resumed>) = 6 [pid 546] <... bpf resumed>) = 6 [pid 545] <... bpf resumed>) = 6 [pid 544] <... bpf resumed>) = 6 [pid 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 548] <... bpf resumed>) = 7 [pid 547] <... bpf resumed>) = 7 [pid 546] <... bpf resumed>) = 7 [pid 545] <... bpf resumed>) = 7 [pid 544] <... bpf resumed>) = 7 [pid 548] exit_group(0 [pid 547] exit_group(0 [pid 546] exit_group(0 [pid 545] exit_group(0 [pid 544] exit_group(0 [pid 548] <... exit_group resumed>) = ? [pid 547] <... exit_group resumed>) = ? [pid 546] <... exit_group resumed>) = ? [pid 545] <... exit_group resumed>) = ? [pid 544] <... exit_group resumed>) = ? [pid 548] +++ exited with 0 +++ [pid 547] +++ exited with 0 +++ [pid 546] +++ exited with 0 +++ [pid 545] +++ exited with 0 +++ [pid 544] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 550 [pid 305] <... restart_syscall resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 549 ./strace-static-x86_64: Process 552 attached ./strace-static-x86_64: Process 551 attached ./strace-static-x86_64: Process 549 attached [pid 551] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 552 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 551 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 550 attached [pid 550] set_robust_list(0x555555b1c660, 24) = 0 [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 550] setpgid(0, 0 [pid 551] <... set_robust_list resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 553 [pid 550] <... setpgid resumed>) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 551] <... prctl resumed>) = 0 [pid 552] set_robust_list(0x555555b1c660, 24) = 0 [pid 551] setpgid(0, 0 [pid 549] set_robust_list(0x555555b1c660, 24 [pid 551] <... setpgid resumed>) = 0 [pid 550] <... openat resumed>) = 3 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 550] write(3, "1000", 4 [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 551] <... openat resumed>) = 3 [pid 551] write(3, "1000", 4) = 4 [pid 550] <... write resumed>) = 4 [pid 550] close(3) = 0 [pid 550] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 552] <... prctl resumed>) = 0 [pid 551] close(3 [pid 549] <... set_robust_list resumed>) = 0 [pid 551] <... close resumed>) = 0 [pid 551] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 550] <... bpf resumed>) = 3 [pid 552] setpgid(0, 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 551] <... bpf resumed>) = 3 [pid 549] <... prctl resumed>) = 0 [pid 552] <... setpgid resumed>) = 0 [pid 551] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 549] setpgid(0, 0 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 549] <... setpgid resumed>) = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 550] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 550] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 551] <... bpf resumed>) = 4 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 552] <... openat resumed>) = 3 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 550] <... bpf resumed>) = 4 [pid 549] <... openat resumed>) = 3 [pid 552] write(3, "1000", 4) = 4 [pid 549] write(3, "1000", 4 [pid 552] close(3 [pid 549] <... write resumed>) = 4 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 552] <... close resumed>) = 0 [pid 549] close(3./strace-static-x86_64: Process 553 attached [pid 552] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 549] <... close resumed>) = 0 [pid 553] set_robust_list(0x555555b1c660, 24 [pid 549] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 552] <... bpf resumed>) = 3 [pid 549] <... bpf resumed>) = 3 [pid 552] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 549] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 552] <... bpf resumed>) = 0 [pid 549] <... bpf resumed>) = 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 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 553] <... set_robust_list resumed>) = 0 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 553] setpgid(0, 0 [pid 552] <... bpf resumed>) = 4 [pid 553] <... setpgid resumed>) = 0 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 553] write(3, "1000", 4) = 4 [pid 553] close(3 [pid 549] <... bpf resumed>) = 4 [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 553] <... close resumed>) = 0 [pid 553] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 553] <... bpf resumed>) = 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 [pid 551] <... bpf resumed>) = 5 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 550] <... bpf resumed>) = 5 [pid 550] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 552] <... bpf resumed>) = 5 [pid 551] <... bpf resumed>) = 6 [pid 550] <... bpf resumed>) = 6 [pid 549] <... bpf resumed>) = 5 [pid 553] <... bpf resumed>) = 4 [pid 552] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 550] <... bpf resumed>) = 7 [pid 551] <... bpf resumed>) = 7 [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 551] exit_group(0 [pid 550] exit_group(0 [pid 553] <... bpf resumed>) = 5 [pid 550] <... exit_group resumed>) = ? [pid 553] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 550] +++ exited with 0 +++ [pid 553] <... bpf resumed>) = 6 [pid 551] <... exit_group resumed>) = ? [pid 549] <... bpf resumed>) = 6 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 552] <... bpf resumed>) = 6 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 551] +++ exited with 0 +++ [pid 552] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 554 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 552] <... bpf resumed>) = 7 [pid 549] <... bpf resumed>) = 7 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 553] exit_group(0) = ? [pid 549] exit_group(0 [pid 552] exit_group(0 [pid 553] +++ exited with 0 +++ [pid 552] <... exit_group resumed>) = ? [pid 549] <... exit_group resumed>) = ? [pid 301] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 554 attached [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 554] set_robust_list(0x555555b1c660, 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) = 3 [pid 554] write(3, "1000", 4 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 555 [pid 554] <... write resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 556 [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) = 3 [pid 554] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 556 attached ) = 4 [pid 549] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 303] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x555555b1c660, 24) = 0 [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 555] setpgid(0, 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 557 [pid 555] <... setpgid resumed>) = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 556] set_robust_list(0x555555b1c660, 24) = 0 [pid 555] <... openat resumed>) = 3 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3) = 0 [pid 555] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 555] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 555] <... bpf resumed>) = 4 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 557 attached [pid 557] set_robust_list(0x555555b1c660, 24 [pid 556] <... prctl resumed>) = 0 [pid 557] <... set_robust_list resumed>) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 556] setpgid(0, 0 [pid 557] <... prctl resumed>) = 0 [pid 557] setpgid(0, 0) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 556] <... setpgid resumed>) = 0 [pid 552] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 557] <... openat resumed>) = 3 [pid 557] write(3, "1000", 4) = 4 [pid 557] close(3) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 558 [pid 557] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 556] <... openat resumed>) = 3 [pid 556] write(3, "1000", 4 [pid 557] <... bpf resumed>) = 3 [pid 556] <... write resumed>) = 4 [pid 557] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 556] close(3) = 0 [pid 557] <... bpf resumed>) = 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 [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 556] <... bpf resumed>) = 3 [pid 556] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 557] <... bpf resumed>) = 4 [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 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 558 attached [pid 558] set_robust_list(0x555555b1c660, 24) = 0 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 556] <... bpf resumed>) = 4 [pid 558] <... prctl resumed>) = 0 [pid 558] setpgid(0, 0) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 558] <... openat resumed>) = 3 [pid 558] write(3, "1000", 4) = 4 [pid 558] close(3) = 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 [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) = 4 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 557] <... bpf resumed>) = 5 [pid 555] <... bpf resumed>) = 5 [pid 554] <... bpf resumed>) = 5 [pid 557] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 556] <... bpf resumed>) = 5 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 557] <... bpf resumed>) = 6 [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 555] <... bpf resumed>) = 6 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 555] exit_group(0) = ? [pid 555] +++ exited with 0 +++ [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 554] <... bpf resumed>) = 6 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 557] <... bpf resumed>) = 7 [pid 554] <... bpf resumed>) = 7 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 554] exit_group(0 [pid 305] <... restart_syscall resumed>) = 0 [pid 554] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 559 [pid 554] +++ exited with 0 +++ [pid 557] exit_group(0) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 558] <... bpf resumed>) = 5 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 558] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 557] +++ exited with 0 +++ [pid 304] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 558] exit_group(0) = ? ./strace-static-x86_64: Process 560 attached [pid 556] <... bpf resumed>) = 6 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 560 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 559 attached [pid 559] set_robust_list(0x555555b1c660, 24) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 561 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 559] setpgid(0, 0 [pid 560] set_robust_list(0x555555b1c660, 24 [pid 559] <... setpgid resumed>) = 0 [pid 560] <... set_robust_list resumed>) = 0 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 559] <... openat resumed>) = 3 [pid 559] write(3, "1000", 4) = 4 [pid 559] close(3) = 0 [pid 560] <... prctl resumed>) = 0 [pid 559] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 560] setpgid(0, 0 [pid 559] <... bpf resumed>) = 3 [pid 559] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 560] <... setpgid resumed>) = 0 [pid 560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 559] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 561 attached [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 560] <... openat resumed>) = 3 [pid 561] set_robust_list(0x555555b1c660, 24) = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 560] write(3, "1000", 4 [pid 559] <... bpf resumed>) = 4 [pid 560] <... write resumed>) = 4 [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 561] <... openat resumed>) = 3 [pid 560] close(3) = 0 [pid 560] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 561] write(3, "1000", 4) = 4 [pid 560] <... bpf resumed>) = 3 [pid 561] close(3) = 0 [pid 561] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 560] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 560] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 561] <... bpf resumed>) = 3 [pid 561] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 560] <... bpf resumed>) = 4 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 561] <... bpf resumed>) = 5 [pid 559] <... bpf resumed>) = 5 [pid 558] +++ exited with 0 +++ [pid 560] <... bpf resumed>) = 5 [pid 556] <... bpf resumed>) = 7 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 556] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 560] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 556] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 561] <... bpf resumed>) = 6 [pid 556] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 561] exit_group(0) = ? [pid 561] +++ exited with 0 +++ [pid 559] <... bpf resumed>) = 6 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 562 ./strace-static-x86_64: Process 562 attached [pid 562] set_robust_list(0x555555b1c660, 24) = 0 [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 559] <... bpf resumed>) = 7 [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 563 [pid 562] <... prctl resumed>) = 0 [pid 562] setpgid(0, 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 559] exit_group(0 [pid 562] <... setpgid resumed>) = 0 [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 562] write(3, "1000", 4 [pid 559] <... exit_group resumed>) = ? [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 564 [pid 562] <... write resumed>) = 4 [pid 562] close(3) = 0 [pid 562] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 562] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 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 560] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 564 attached [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 564] set_robust_list(0x555555b1c660, 24) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 562] <... bpf resumed>) = 4 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 563 attached [pid 563] set_robust_list(0x555555b1c660, 24) = 0 [pid 564] <... prctl resumed>) = 0 [pid 564] setpgid(0, 0 [pid 563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 563] setpgid(0, 0) = 0 [pid 564] <... setpgid resumed>) = 0 [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 563] write(3, "1000", 4 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 563] <... write resumed>) = 4 [pid 564] <... openat resumed>) = 3 [pid 563] close(3) = 0 [pid 564] write(3, "1000", 4) = 4 [pid 563] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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] <... bpf resumed>) = 3 [pid 562] <... bpf resumed>) = 5 [pid 560] <... bpf resumed>) = 7 [pid 559] +++ exited with 0 +++ [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 560] exit_group(0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 560] <... exit_group resumed>) = ? [pid 564] <... bpf resumed>) = 3 [pid 563] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 562] <... bpf resumed>) = 6 [pid 305] <... restart_syscall resumed>) = 0 [pid 564] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 563] <... bpf resumed>) = 0 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 564] <... bpf resumed>) = 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 [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 [pid 563] <... bpf resumed>) = 4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 564] <... bpf resumed>) = 4 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 565 attached [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 565 [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 565] set_robust_list(0x555555b1c660, 24) = 0 [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 565] setpgid(0, 0) = 0 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 565] write(3, "1000", 4) = 4 [pid 565] close(3) = 0 [pid 565] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 565] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 564] <... bpf resumed>) = 5 [pid 563] <... bpf resumed>) = 5 [pid 562] <... bpf resumed>) = 7 [pid 560] +++ exited with 0 +++ [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 564] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 562] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 32.866636][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 32.878502][ T565] BUG: scheduling while atomic: syz-executor400/565/0x00000002 [ 32.885924][ T565] Modules linked in: [ 32.891838][ T565] Preemption disabled at: [ 32.891845][ T565] [] is_module_text_address+0x1f/0x360 [ 32.902861][ T565] CPU: 0 PID: 565 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 32.914228][ T565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.924123][ T565] Call Trace: [ 32.927247][ T565] [ 32.930027][ T565] dump_stack_lvl+0x151/0x1b7 [ 32.934536][ T565] ? is_module_text_address+0x1f/0x360 [ 32.939831][ T565] ? is_module_text_address+0x1f/0x360 [ 32.945127][ T565] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.950424][ T565] ? is_module_text_address+0x1f/0x360 [ 32.955718][ T565] dump_stack+0x15/0x1b [ 32.959710][ T565] __schedule_bug+0x195/0x260 [ 32.964221][ T565] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.969519][ T565] __schedule+0xcf7/0x1550 [ 32.973771][ T565] ? __kasan_check_write+0x14/0x20 [ 32.978714][ T565] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 32.983663][ T565] ? __sched_text_start+0x8/0x8 [ 32.988350][ T565] ? __kasan_check_read+0x11/0x20 [ 32.993208][ T565] ? cgroup_update_frozen+0x15f/0x980 [ 32.998420][ T565] schedule+0xc3/0x180 [ 33.002324][ T565] ptrace_stop+0x54f/0x930 [ 33.006579][ T565] ptrace_notify+0x225/0x350 [ 33.011005][ T565] ? do_notify_parent+0xa20/0xa20 [ 33.015864][ T565] ? __kasan_check_write+0x14/0x20 [ 33.020816][ T565] ? fpregs_restore_userregs+0x130/0x290 [ 33.026281][ T565] syscall_exit_to_user_mode+0xa2/0x140 [ 33.031661][ T565] do_syscall_64+0x49/0xb0 [ 33.035915][ T565] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 33.041638][ T565] RIP: 0033:0x7f056956eea9 [ 33.045893][ T565] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 565] <... bpf resumed>) = 6 [pid 564] <... bpf resumed>) = 6 [pid 563] <... bpf resumed>) = 6 [pid 562] <... exit_group resumed>) = ? [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 565] exit_group(0) = ? [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 562] +++ exited with 0 +++ [pid 304] <... restart_syscall resumed>) = 0 [pid 565] +++ exited with 0 +++ [pid 563] <... bpf resumed>) = 7 [pid 564] <... bpf resumed>) = 7 [pid 564] exit_group(0 [pid 563] exit_group(0 [pid 564] <... exit_group resumed>) = ? [pid 564] +++ exited with 0 +++ [pid 563] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 566 attached [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 566 [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 567 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 568 ./strace-static-x86_64: Process 569 attached ./strace-static-x86_64: Process 568 attached ./strace-static-x86_64: Process 567 attached [pid 566] set_robust_list(0x555555b1c660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 569 [pid 568] set_robust_list(0x555555b1c660, 24 [pid 567] set_robust_list(0x555555b1c660, 24 [pid 566] <... set_robust_list resumed>) = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 569] set_robust_list(0x555555b1c660, 24 [pid 568] <... set_robust_list resumed>) = 0 [pid 567] <... set_robust_list resumed>) = 0 [pid 566] <... prctl resumed>) = 0 [pid 569] <... set_robust_list resumed>) = 0 [pid 566] setpgid(0, 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 566] <... setpgid resumed>) = 0 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 566] <... openat resumed>) = 3 [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 567] <... prctl resumed>) = 0 [pid 566] write(3, "1000", 4) = 4 [pid 566] close(3 [pid 567] setpgid(0, 0 [pid 568] <... prctl resumed>) = 0 [pid 566] <... close resumed>) = 0 [pid 566] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 568] setpgid(0, 0 [pid 567] <... setpgid resumed>) = 0 [pid 566] <... bpf resumed>) = 3 [pid 569] <... openat resumed>) = 3 [pid 569] write(3, "1000", 4) = 4 [pid 569] close(3 [pid 566] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 569] <... close resumed>) = 0 [pid 566] <... bpf resumed>) = 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 [pid 568] <... setpgid resumed>) = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 569] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 566] <... bpf resumed>) = 4 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 569] <... bpf resumed>) = 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 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 567] <... openat resumed>) = 3 [pid 568] <... openat resumed>) = 3 [pid 567] write(3, "1000", 4 [pid 568] write(3, "1000", 4 [pid 567] <... write resumed>) = 4 [pid 567] close(3 [pid 568] <... write resumed>) = 4 [pid 567] <... close resumed>) = 0 [pid 568] close(3 [pid 567] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 568] <... close resumed>) = 0 [pid 567] <... 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 567] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 568] <... bpf resumed>) = 3 [pid 567] <... bpf resumed>) = 0 [pid 568] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 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 569] <... bpf resumed>) = 4 [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 568] <... bpf resumed>) = 4 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 567] <... bpf resumed>) = 4 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 563] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 570 ./strace-static-x86_64: Process 570 attached [pid 570] set_robust_list(0x555555b1c660, 24) = 0 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 570] setpgid(0, 0) = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 570] write(3, "1000", 4) = 4 [pid 570] close(3) = 0 [pid 570] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 570] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 33.065332][ T565] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 33.073576][ T565] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 33.081391][ T565] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 33.089201][ T565] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 33.097011][ T565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.104821][ T565] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 33.112639][ T565] [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 566] <... bpf resumed>) = 5 [pid 570] <... bpf resumed>) = 5 [pid 569] <... bpf resumed>) = 5 [pid 568] <... bpf resumed>) = 5 [pid 567] <... bpf resumed>) = 5 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 566] <... bpf resumed>) = 6 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 566] exit_group(0) = ? [pid 566] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 568] <... bpf resumed>) = 6 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 572 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 568] exit_group(0) = ? [pid 568] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 573 [pid 570] <... bpf resumed>) = 6 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 570] exit_group(0) = ? [pid 570] +++ exited with 0 +++ ./strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x555555b1c660, 24) = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 573] setpgid(0, 0) = 0 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 573] write(3, "1000", 4) = 4 [pid 573] close(3) = 0 [pid 573] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 573] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 ./strace-static-x86_64: Process 572 attached [pid 572] set_robust_list(0x555555b1c660, 24) = 0 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 572] <... prctl resumed>) = 0 [pid 572] setpgid(0, 0) = 0 [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 572] write(3, "1000", 4) = 4 [pid 572] close(3) = 0 [pid 572] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_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) = 0 [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 573] <... bpf resumed>) = 6 [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 573] exit_group(0 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 573] <... exit_group resumed>) = ? [pid 573] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 574 [pid 572] <... bpf resumed>) = 6 [ 33.159430][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 33.170836][ T569] BUG: scheduling while atomic: syz-executor400/569/0x00000002 [ 33.178397][ T569] Modules linked in: [ 33.182178][ T569] Preemption disabled at: [ 33.182184][ T569] [] is_module_text_address+0x1f/0x360 [ 33.193686][ T569] CPU: 0 PID: 569 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 572] exit_group(0) = ? [pid 572] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 575 ./strace-static-x86_64: Process 574 attached [pid 574] set_robust_list(0x555555b1c660, 24) = 0 [pid 574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 574] setpgid(0, 0) = 0 [pid 574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 33.205136][ T569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 33.215030][ T569] Call Trace: [ 33.218166][ T569] [ 33.220932][ T569] dump_stack_lvl+0x151/0x1b7 [ 33.225446][ T569] ? is_module_text_address+0x1f/0x360 [ 33.230741][ T569] ? is_module_text_address+0x1f/0x360 [ 33.236035][ T569] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 33.241331][ T569] ? is_module_text_address+0x1f/0x360 [ 33.246621][ T569] dump_stack+0x15/0x1b [ 33.250611][ T569] __schedule_bug+0x195/0x260 [ 33.255124][ T569] ? cpu_util_update_eff+0x10e0/0x10e0 [ 33.260418][ T569] ? rb_commit+0x732/0x780 [ 33.264675][ T569] __schedule+0xcf7/0x1550 [ 33.268931][ T569] ? __sched_text_start+0x8/0x8 [ 33.273610][ T569] ? kvm_sched_clock_read+0x18/0x40 [ 33.278646][ T569] schedule+0xc3/0x180 [ 33.282554][ T569] schedule_preempt_disabled+0x13/0x20 [ 33.287846][ T569] __mutex_lock+0x5b6/0x1ca0 [ 33.292275][ T569] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 33.298870][ T569] ? 0xffffffffa0003b48 [ 33.302860][ T569] ? is_bpf_text_address+0x172/0x190 [ 33.307981][ T569] ? stack_trace_save+0x1c0/0x1c0 [ 33.312841][ T569] ? __kernel_text_address+0xd/0x40 [ 33.317875][ T569] ? unwind_get_return_address+0x4d/0x90 [ 33.323345][ T569] ? arch_stack_walk+0xf3/0x140 [ 33.328033][ T569] __mutex_lock_slowpath+0xe/0x10 [ 33.332891][ T569] mutex_lock+0x130/0x1e0 [ 33.337069][ T569] ? bit_wait_io_timeout+0x120/0x120 [ 33.342180][ T569] ? stack_trace_save+0x113/0x1c0 [ 33.347038][ T569] ? stack_trace_snprint+0xf0/0xf0 [ 33.351984][ T569] trace_set_clr_event+0xcb/0x140 [ 33.356845][ T569] bpf_get_trace_printk_proto+0x22/0x80 [ 33.362225][ T569] bpf_tracing_func_proto+0xb4/0x580 [ 33.367346][ T569] raw_tp_prog_func_proto+0x67/0x80 [ 33.372380][ T569] check_helper_call+0x237/0x6cd0 [ 33.377241][ T569] ? do_check_common+0x6ce/0xed0 [ 33.382012][ T569] ? bpf_check+0x673b/0x16560 [ 33.386529][ T569] ? bpf_prog_load+0x1304/0x1bf0 [ 33.391299][ T569] ? __sys_bpf+0x52c/0x7f0 [ 33.395553][ T569] ? __x64_sys_bpf+0x7c/0x90 [ 33.399978][ T569] ? do_syscall_64+0x3d/0xb0 [ 33.404404][ T569] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 33.410315][ T569] ? debug_smp_processor_id+0x17/0x20 [ 33.415517][ T569] ? kasan_quarantine_put+0x34/0x1a0 [ 33.420725][ T569] ? check_kfunc_call+0x1630/0x1630 [ 33.425757][ T569] ? ____kasan_slab_free+0x13c/0x180 [ 33.430887][ T569] ? krealloc+0xbe/0xf0 [ 33.434869][ T569] ? kfree+0x7a/0xf0 [ 33.438602][ T569] do_check+0x78b7/0xe040 [ 33.442769][ T569] ? do_check_common+0x180/0xed0 [ 33.447550][ T569] ? init_func_state+0x3c0/0x3c0 [ 33.452316][ T569] ? memset+0x35/0x40 [ 33.456133][ T569] ? btf_check_subprog_arg_match+0x182/0x300 [ 33.461949][ T569] do_check_common+0x6ce/0xed0 [ 33.466552][ T569] bpf_check+0x673b/0x16560 [ 33.470891][ T569] ? sched_clock+0x9/0x10 [ 33.475054][ T569] ? sched_clock_cpu+0x71/0x2b0 [ 33.479740][ T569] ? stack_depot_save+0x13/0x20 [ 33.484434][ T569] ? save_stack+0x11a/0x1e0 [ 33.488768][ T569] ? __set_page_owner_handle+0x38a/0x3d0 [ 33.494239][ T569] ? __kasan_check_read+0x11/0x20 [ 33.499097][ T569] ? strscpy+0x9c/0x260 [ 33.503087][ T569] ? __kasan_check_write+0x14/0x20 [ 33.508035][ T569] ? __set_page_owner_handle+0x38a/0x3d0 [ 33.513503][ T569] ? __kasan_check_write+0x14/0x20 [ 33.518449][ T569] ? prep_compound_page+0x189/0x390 [ 33.523490][ T569] ? prep_new_page+0x34/0x110 [ 33.527997][ T569] ? get_page_from_freelist+0x27ea/0x2870 [ 33.533553][ T569] ? bpf_get_btf_vmlinux+0x60/0x60 [ 33.538503][ T569] ? is_bpf_text_address+0x172/0x190 [ 33.543621][ T569] ? stack_trace_save+0x1c0/0x1c0 [ 33.548479][ T569] ? kernel_text_address+0xa9/0xe0 [ 33.553426][ T569] ? __kernel_text_address+0xd/0x40 [ 33.558460][ T569] ? unwind_get_return_address+0x4d/0x90 [ 33.563927][ T569] ? arch_stack_walk+0xf3/0x140 [ 33.568618][ T569] ? stack_trace_save+0x113/0x1c0 [ 33.573474][ T569] ? stack_trace_snprint+0xf0/0xf0 [ 33.578423][ T569] ? stack_trace_snprint+0xf0/0xf0 [ 33.583371][ T569] ? __stack_depot_save+0x36/0x480 [ 33.588318][ T569] ? selinux_bpf_prog_alloc+0x51/0x140 [ 33.593611][ T569] ? selinux_bpf_prog_alloc+0x51/0x140 [ 33.598906][ T569] ? kasan_set_track+0x60/0x70 [ 33.603507][ T569] ? kasan_set_track+0x4b/0x70 [ 33.608104][ T569] ? kasan_save_alloc_info+0x1f/0x30 [ 33.613228][ T569] ? __kasan_kmalloc+0x9c/0xb0 [ 33.617827][ T569] ? kmalloc_trace+0x44/0xa0 [ 33.622259][ T569] ? selinux_bpf_prog_alloc+0x51/0x140 [ 33.627552][ T569] ? security_bpf_prog_alloc+0x62/0x90 [ 33.632840][ T569] ? bpf_prog_load+0xa6a/0x1bf0 [ 33.637528][ T569] ? __sys_bpf+0x52c/0x7f0 [ 33.641782][ T569] ? __x64_sys_bpf+0x7c/0x90 [ 33.646210][ T569] ? do_syscall_64+0x3d/0xb0 [ 33.650635][ T569] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 33.656542][ T569] ? __kasan_check_write+0x14/0x20 [ 33.661485][ T569] ? _raw_spin_lock+0xa4/0x1b0 [ 33.666082][ T569] ? _raw_spin_trylock_bh+0x190/0x190 [ 33.671290][ T569] ? _raw_spin_unlock+0x4c/0x70 [ 33.675976][ T569] ? memset+0x35/0x40 [ 33.679794][ T569] ? bpf_obj_name_cpy+0x196/0x1e0 [ 33.684656][ T569] bpf_prog_load+0x1304/0x1bf0 [ 33.689259][ T569] ? map_freeze+0x3a0/0x3a0 [ 33.693597][ T569] ? selinux_bpf+0xcb/0x100 [ 33.697934][ T569] ? security_bpf+0x82/0xb0 [ 33.702276][ T569] __sys_bpf+0x52c/0x7f0 [ 33.706355][ T569] ? bpf_link_show_fdinfo+0x2d0/0x2d0 [ 33.711563][ T569] ? __kasan_check_write+0x14/0x20 [ 33.716508][ T569] ? fpregs_restore_userregs+0x130/0x290 [ 33.721978][ T569] __x64_sys_bpf+0x7c/0x90 [ 33.726228][ T569] do_syscall_64+0x3d/0xb0 [ 33.730480][ T569] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 33.736209][ T569] RIP: 0033:0x7f056956eea9 [ 33.740463][ T569] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 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) = 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 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 574] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 574] exit_group(0) = ? [pid 574] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 575 attached [pid 575] set_robust_list(0x555555b1c660, 24) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 576 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 575] setpgid(0, 0) = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 575] write(3, "1000", 4) = 4 [pid 575] close(3) = 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 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) = 4 [pid 575] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 575] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 575] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 575] exit_group(0) = ? [pid 575] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 576 attached [pid 576] set_robust_list(0x555555b1c660, 24) = 0 [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 577 [pid 576] <... prctl resumed>) = 0 [pid 576] setpgid(0, 0) = 0 [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 576] write(3, "1000", 4) = 4 [pid 576] close(3) = 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="kfree", prog_fd=4}}, 16) = 5 [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 576] exit_group(0) = ? [pid 576] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 577 attached [pid 577] set_robust_list(0x555555b1c660, 24) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 578 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 577] setpgid(0, 0) = 0 [pid 577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [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) = 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) = 4 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 577] exit_group(0) = ? [pid 577] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x555555b1c660, 24) = 0 [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 579 [pid 578] <... prctl resumed>) = 0 [pid 578] setpgid(0, 0) = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 578] write(3, "1000", 4) = 4 [pid 578] close(3) = 0 [pid 578] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 578] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 578] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 580 ./strace-static-x86_64: Process 579 attached [pid 579] set_robust_list(0x555555b1c660, 24) = 0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 580 attached [pid 580] set_robust_list(0x555555b1c660, 24 [pid 579] <... prctl resumed>) = 0 [pid 579] setpgid(0, 0 [pid 580] <... set_robust_list resumed>) = 0 [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 579] <... setpgid resumed>) = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 580] <... prctl resumed>) = 0 [pid 580] setpgid(0, 0) = 0 [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 579] <... openat resumed>) = 3 [pid 579] write(3, "1000", 4) = 4 [pid 579] close(3 [pid 580] <... openat resumed>) = 3 [pid 579] <... close resumed>) = 0 [pid 579] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 580] write(3, "1000", 4) = 4 [pid 580] close(3 [pid 579] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 580] <... close resumed>) = 0 [pid 580] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 580] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 567] <... bpf resumed>) = 6 [pid 578] <... bpf resumed>) = 4 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 578] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 567] <... bpf resumed>) = 7 [pid 567] exit_group(0) = ? [pid 579] <... bpf resumed>) = 4 [pid 580] <... bpf resumed>) = 4 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 567] +++ exited with 0 +++ [pid 579] <... bpf resumed>) = 5 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 581 [pid 578] <... bpf resumed>) = 6 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 578] exit_group(0) = ? [pid 578] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 580] <... bpf resumed>) = 6 [pid 579] <... bpf resumed>) = 6 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 579] exit_group(0 [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 579] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 580] exit_group(0) = ? [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 582 [pid 579] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 580] +++ exited with 0 +++ ./strace-static-x86_64: Process 581 attached [pid 581] set_robust_list(0x555555b1c660, 24) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 583 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 581] setpgid(0, 0) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 581] <... openat resumed>) = 3 [pid 581] write(3, "1000", 4) = 4 [pid 581] close(3) = 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 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 584 [pid 581] <... bpf resumed>) = 3 [pid 581] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31./strace-static-x86_64: Process 583 attached ./strace-static-x86_64: Process 582 attached ./strace-static-x86_64: Process 584 attached ) = 6 [pid 584] set_robust_list(0x555555b1c660, 24 [pid 583] set_robust_list(0x555555b1c660, 24 [pid 582] set_robust_list(0x555555b1c660, 24 [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 584] <... set_robust_list resumed>) = 0 [pid 583] <... set_robust_list resumed>) = 0 [pid 582] <... set_robust_list resumed>) = 0 [pid 581] <... bpf resumed>) = 7 [pid 584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 584] <... prctl resumed>) = 0 [pid 583] <... prctl resumed>) = 0 [pid 582] <... prctl resumed>) = 0 [pid 581] exit_group(0 [pid 584] setpgid(0, 0 [pid 583] setpgid(0, 0 [pid 581] <... exit_group resumed>) = ? [pid 584] <... setpgid resumed>) = 0 [pid 583] <... setpgid resumed>) = 0 [pid 582] setpgid(0, 0 [pid 581] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 582] <... setpgid resumed>) = 0 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 583] <... openat resumed>) = 3 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... restart_syscall resumed>) = 0 [pid 584] <... openat resumed>) = 3 [pid 583] write(3, "1000", 4 [pid 584] write(3, "1000", 4 [pid 583] <... write resumed>) = 4 [pid 582] <... openat resumed>) = 3 [pid 584] <... write resumed>) = 4 [pid 583] close(3 [pid 582] write(3, "1000", 4 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 584] close(3 [pid 583] <... close resumed>) = 0 [pid 582] <... write resumed>) = 4 [pid 569] <... bpf resumed>) = 6 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 585 [pid 584] <... 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 [pid 582] close(3 [pid 584] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 582] <... close resumed>) = 0 [pid 583] <... bpf resumed>) = 3 [pid 584] <... bpf resumed>) = 3 [pid 582] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 583] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 584] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 582] <... bpf resumed>) = 3 [pid 583] <... bpf resumed>) = 0 [pid 582] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 582] <... bpf resumed>) = 0 [pid 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 584] <... bpf resumed>) = 4 [pid 583] <... bpf resumed>) = 4 [pid 569] <... bpf resumed>) = 7 [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 582] <... bpf resumed>) = 4 [pid 584] <... bpf resumed>) = 5 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 584] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31./strace-static-x86_64: Process 585 attached [pid 583] <... bpf resumed>) = 5 [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 569] exit_group(0 [pid 585] set_robust_list(0x555555b1c660, 24 [pid 584] <... bpf resumed>) = 6 [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 582] <... bpf resumed>) = 5 [pid 569] <... exit_group resumed>) = ? [ 33.759902][ T569] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 33.768149][ T569] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f056956eea9 [ 33.775958][ T569] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 33.783772][ T569] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 33.791581][ T569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.799394][ T569] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 33.807208][ T569] [pid 585] <... set_robust_list resumed>) = 0 [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 583] <... bpf resumed>) = 6 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 569] +++ exited with 0 +++ [pid 584] <... bpf resumed>) = 7 [pid 584] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 584] <... exit_group resumed>) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 584] +++ exited with 0 +++ [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 586 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 587 ./strace-static-x86_64: Process 587 attached [pid 587] set_robust_list(0x555555b1c660, 24) = 0 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 583] <... bpf resumed>) = 7 [pid 582] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 586 attached [pid 587] <... prctl resumed>) = 0 [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 585] <... prctl resumed>) = 0 [pid 582] <... bpf resumed>) = 7 [pid 585] setpgid(0, 0 [pid 582] exit_group(0 [pid 585] <... setpgid resumed>) = 0 [pid 583] exit_group(0 [pid 582] <... exit_group resumed>) = ? [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 583] <... exit_group resumed>) = ? [pid 582] +++ exited with 0 +++ [pid 585] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3) = 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) = 3 [pid 585] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 583] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 585] <... bpf resumed>) = 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 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 588 attached [pid 585] <... bpf resumed>) = 4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 586] set_robust_list(0x555555b1c660, 24) = 0 [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 586] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 588 [pid 586] <... setpgid resumed>) = 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 [pid 588] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 589 [pid 586] <... bpf resumed>) = 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 [pid 588] <... set_robust_list resumed>) = 0 [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 586] <... bpf resumed>) = 4 [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 587] setpgid(0, 0) = 0 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 588] <... prctl resumed>) = 0 [pid 587] write(3, "1000", 4) = 4 [pid 587] close(3) = 0 [pid 588] setpgid(0, 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 588] <... setpgid resumed>) = 0 [pid 587] <... bpf resumed>) = 3 [pid 587] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 587] <... bpf resumed>) = 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 588] <... openat resumed>) = 3 [pid 587] <... bpf resumed>) = 4 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 589 attached [pid 589] set_robust_list(0x555555b1c660, 24) = 0 [pid 588] write(3, "1000", 4 [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 589] setpgid(0, 0) = 0 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 588] <... write resumed>) = 4 [pid 588] close(3 [pid 589] <... openat resumed>) = 3 [pid 589] write(3, "1000", 4) = 4 [pid 589] close(3) = 0 [pid 589] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 588] <... close resumed>) = 0 [pid 589] <... bpf resumed>) = 3 [pid 589] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [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) = 3 [pid 588] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 589] <... bpf resumed>) = 4 [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 588] <... bpf resumed>) = 4 [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 587] <... bpf resumed>) = 5 [pid 586] <... bpf resumed>) = 5 [pid 585] <... bpf resumed>) = 5 [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 586] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 585] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 587] <... bpf resumed>) = 6 [pid 586] <... bpf resumed>) = 6 [pid 585] <... bpf resumed>) = 6 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 587] <... bpf resumed>) = 7 [pid 586] <... bpf resumed>) = 7 [pid 585] <... bpf resumed>) = 7 [pid 587] exit_group(0 [pid 586] exit_group(0 [pid 585] exit_group(0 [pid 587] <... exit_group resumed>) = ? [pid 586] <... exit_group resumed>) = ? [pid 585] <... exit_group resumed>) = ? [pid 587] +++ exited with 0 +++ [pid 586] +++ exited with 0 +++ [pid 585] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 591 attached [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 590 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 591 ./strace-static-x86_64: Process 590 attached ./strace-static-x86_64: Process 592 attached [pid 591] set_robust_list(0x555555b1c660, 24 [pid 592] set_robust_list(0x555555b1c660, 24 [pid 591] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 592 [pid 592] <... set_robust_list resumed>) = 0 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 591] <... prctl resumed>) = 0 [pid 592] <... prctl resumed>) = 0 [pid 592] setpgid(0, 0 [pid 591] setpgid(0, 0) = 0 [pid 592] <... setpgid resumed>) = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 591] <... openat resumed>) = 3 [pid 592] <... openat resumed>) = 3 [pid 591] write(3, "1000", 4 [pid 592] write(3, "1000", 4 [pid 591] <... write resumed>) = 4 [pid 592] <... write resumed>) = 4 [pid 591] close(3 [pid 592] close(3 [pid 591] <... close resumed>) = 0 [pid 591] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 592] <... close resumed>) = 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 591] <... bpf resumed>) = 3 [pid 591] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 592] <... bpf resumed>) = 3 [pid 591] <... bpf resumed>) = 0 [pid 592] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 590] set_robust_list(0x555555b1c660, 24 [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 592] <... bpf resumed>) = 0 [pid 590] <... set_robust_list 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 591] <... bpf resumed>) = 4 [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 590] setpgid(0, 0) = 0 [pid 590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 590] write(3, "1000", 4) = 4 [pid 590] close(3) = 0 [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) = 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="kfree", prog_fd=4}}, 16 [pid 592] <... bpf resumed>) = 4 [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 589] <... bpf resumed>) = 5 [pid 588] <... bpf resumed>) = 5 [pid 591] <... bpf resumed>) = 5 [pid 590] <... bpf resumed>) = 5 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 591] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 589] <... bpf resumed>) = 6 [pid 588] <... bpf resumed>) = 6 [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 591] <... bpf resumed>) = 6 [pid 589] <... bpf resumed>) = 7 [pid 588] <... bpf resumed>) = 7 [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 589] exit_group(0 [pid 588] exit_group(0 [pid 591] <... bpf resumed>) = 7 [pid 590] <... bpf resumed>) = 6 [pid 589] <... exit_group resumed>) = ? [pid 588] <... exit_group resumed>) = ? [ 33.843074][ T569] syz-executor400 (569) used greatest stack depth: 21472 bytes left [pid 591] exit_group(0 [ 33.891167][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000102, exited with 00000101? [ 33.902539][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 33.909946][ T297] Modules linked in: [ 33.913622][ T297] Preemption disabled at: [ 33.913628][ T297] [] up_read+0x16/0x170 [ 33.923348][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 33.934712][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 33.944608][ T297] Call Trace: [ 33.947731][ T297] [ 33.950508][ T297] dump_stack_lvl+0x151/0x1b7 [ 33.955021][ T297] ? up_read+0x16/0x170 [ 33.959014][ T297] ? up_read+0x16/0x170 [ 33.963007][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 33.968302][ T297] ? up_read+0x16/0x170 [ 33.972293][ T297] dump_stack+0x15/0x1b [ 33.976287][ T297] __schedule_bug+0x195/0x260 [ 33.980800][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 33.986097][ T297] __schedule+0xcf7/0x1550 [ 33.990354][ T297] ? __sched_text_start+0x8/0x8 [ 33.995033][ T297] ? ksys_write+0x24f/0x2c0 [ 33.999380][ T297] schedule+0xc3/0x180 [ 34.003278][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 34.008312][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 34.013608][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 34.018990][ T297] do_syscall_64+0x49/0xb0 [ 34.023239][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 34.028968][ T297] RIP: 0033:0x4e815a [ 34.032699][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 34.052141][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 34.060387][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 34.068196][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 000000000000024e [ 34.076011][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 34.083818][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 589] +++ exited with 0 +++ [pid 588] +++ exited with 0 +++ [pid 592] <... bpf resumed>) = 5 [pid 591] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 593 [pid 590] <... bpf resumed>) = 7 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 590] exit_group(0) = ? ./strace-static-x86_64: Process 594 attached ./strace-static-x86_64: Process 593 attached [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 591] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 594 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 594] set_robust_list(0x555555b1c660, 24) = 0 [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 593] set_robust_list(0x555555b1c660, 24 [pid 592] <... bpf resumed>) = 6 [pid 303] <... restart_syscall resumed>) = 0 [pid 593] <... set_robust_list resumed>) = 0 [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 594] <... prctl resumed>) = 0 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 594] setpgid(0, 0 [pid 593] setpgid(0, 0) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 594] <... setpgid resumed>) = 0 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 595 attached [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 593] write(3, "1000", 4 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 595 [pid 595] set_robust_list(0x555555b1c660, 24 [pid 594] <... openat resumed>) = 3 [pid 595] <... set_robust_list resumed>) = 0 [pid 594] write(3, "1000", 4 [pid 593] <... write resumed>) = 4 [pid 594] <... write resumed>) = 4 [pid 594] close(3 [pid 593] close(3 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 594] <... close resumed>) = 0 [pid 593] <... close resumed>) = 0 [pid 595] <... prctl resumed>) = 0 [pid 594] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 595] setpgid(0, 0 [pid 594] <... bpf resumed>) = 3 [pid 593] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 595] <... setpgid resumed>) = 0 [pid 594] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 593] <... bpf resumed>) = 3 [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 595] <... openat resumed>) = 3 [pid 594] <... bpf resumed>) = 4 [pid 593] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 595] write(3, "1000", 4 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 595] <... write resumed>) = 4 [pid 593] <... bpf resumed>) = 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 [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 [pid 593] <... bpf resumed>) = 4 [pid 595] <... bpf resumed>) = 3 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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="kfree", prog_fd=4}}, 16 [pid 594] <... bpf resumed>) = 5 [ 34.091630][ T297] R13: 0000000020000100 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 34.099451][ T297] [ 34.117041][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 34.128423][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 34.135825][ T297] Modules linked in: [pid 592] <... bpf resumed>) = 7 [pid 590] +++ exited with 0 +++ [pid 593] <... bpf resumed>) = 5 [pid 595] <... bpf resumed>) = 5 [ 34.139513][ T297] Preemption disabled at: [ 34.139518][ T297] [] up_read+0x16/0x170 [ 34.149335][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 34.160603][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 34.170495][ T297] Call Trace: [ 34.173619][ T297] [ 34.176397][ T297] dump_stack_lvl+0x151/0x1b7 [ 34.180910][ T297] ? up_read+0x16/0x170 [ 34.184903][ T297] ? up_read+0x16/0x170 [ 34.188897][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 34.194189][ T297] ? up_read+0x16/0x170 [ 34.198183][ T297] dump_stack+0x15/0x1b [ 34.202173][ T297] __schedule_bug+0x195/0x260 [ 34.206688][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 34.211983][ T297] __schedule+0xcf7/0x1550 [ 34.216236][ T297] ? __sched_text_start+0x8/0x8 [ 34.220920][ T297] ? __kasan_check_write+0x14/0x20 [ 34.225867][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 34.230643][ T297] schedule+0xc3/0x180 [ 34.234546][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 34.239581][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 34.244877][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 34.250258][ T297] do_syscall_64+0x49/0xb0 [ 34.254510][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 34.260238][ T297] RIP: 0033:0x4e815a [ 34.263970][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 34.283410][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 595] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 594] <... bpf resumed>) = 6 [pid 593] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 592] exit_group(0 [pid 595] <... bpf resumed>) = 6 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 594] <... bpf resumed>) = 7 [pid 593] <... bpf resumed>) = 6 [pid 592] <... exit_group resumed>) = ? [pid 594] exit_group(0) = ? [pid 594] +++ exited with 0 +++ [pid 592] +++ exited with 0 +++ [pid 595] <... bpf resumed>) = 7 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 595] exit_group(0 [pid 593] <... bpf resumed>) = 7 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 595] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 593] exit_group(0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 597 [pid 595] +++ exited with 0 +++ ./strace-static-x86_64: Process 597 attached [pid 593] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 598 ./strace-static-x86_64: Process 598 attached [pid 597] set_robust_list(0x555555b1c660, 24 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 599 attached [pid 598] set_robust_list(0x555555b1c660, 24 [pid 597] <... set_robust_list resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 600 attached [pid 599] set_robust_list(0x555555b1c660, 24 [pid 598] <... set_robust_list resumed>) = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 599 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 597] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 600 [pid 598] <... prctl resumed>) = 0 [pid 597] setpgid(0, 0 [pid 598] setpgid(0, 0 [pid 597] <... setpgid resumed>) = 0 [pid 598] <... setpgid resumed>) = 0 [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 599] <... set_robust_list resumed>) = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 597] <... openat resumed>) = 3 [pid 598] <... openat resumed>) = 3 [pid 597] write(3, "1000", 4 [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 600] set_robust_list(0x555555b1c660, 24 [pid 598] write(3, "1000", 4 [pid 597] <... write resumed>) = 4 [pid 598] <... write resumed>) = 4 [pid 597] close(3 [pid 598] close(3 [pid 597] <... close resumed>) = 0 [pid 598] <... close resumed>) = 0 [pid 597] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 598] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 597] <... bpf resumed>) = 3 [pid 598] <... bpf resumed>) = 3 [pid 597] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 598] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 597] <... bpf resumed>) = 0 [pid 598] <... bpf resumed>) = 0 [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 600] <... set_robust_list resumed>) = 0 [pid 599] <... prctl resumed>) = 0 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 597] <... bpf resumed>) = 4 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 599] setpgid(0, 0 [pid 598] <... bpf resumed>) = 4 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 599] <... setpgid resumed>) = 0 [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 600] <... prctl resumed>) = 0 [pid 600] setpgid(0, 0) = 0 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 599] <... openat resumed>) = 3 [pid 600] <... openat resumed>) = 3 [pid 600] write(3, "1000", 4) = 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 599] write(3, "1000", 4 [pid 600] <... bpf resumed>) = 3 [pid 600] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 599] <... write resumed>) = 4 [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] close(3 [pid 600] <... bpf resumed>) = 4 [pid 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 599] <... close resumed>) = 0 [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) = 3 [pid 599] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 593] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 601 ./strace-static-x86_64: Process 601 attached [pid 601] set_robust_list(0x555555b1c660, 24) = 0 [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 601] setpgid(0, 0) = 0 [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 601] write(3, "1000", 4) = 4 [pid 601] close(3) = 0 [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) = 3 [pid 601] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 34.291655][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 34.299468][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 0000000000000252 [ 34.307278][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 34.315089][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [ 34.322901][ T297] R13: 0000000020000140 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 34.330716][ T297] [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 600] <... bpf resumed>) = 5 [pid 599] <... bpf resumed>) = 5 [pid 598] <... bpf resumed>) = 5 [pid 597] <... bpf resumed>) = 5 [pid 601] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 601] <... bpf resumed>) = 6 [pid 600] <... bpf resumed>) = 6 [pid 599] <... bpf resumed>) = 6 [pid 597] <... bpf resumed>) = 6 [pid 601] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 601] <... bpf resumed>) = 7 [pid 600] <... bpf resumed>) = 7 [pid 597] <... bpf resumed>) = 7 [pid 601] exit_group(0 [pid 600] exit_group(0 [pid 597] exit_group(0 [pid 601] <... exit_group resumed>) = ? [pid 600] <... exit_group resumed>) = ? [pid 597] <... exit_group resumed>) = ? [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 598] <... bpf resumed>) = 6 [pid 600] +++ exited with 0 +++ [pid 599] <... bpf resumed>) = 7 [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 599] exit_group(0 [pid 598] <... bpf resumed>) = 7 [pid 597] +++ exited with 0 +++ [pid 601] +++ exited with 0 +++ [pid 599] <... exit_group resumed>) = ? [pid 598] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 599] +++ exited with 0 +++ [pid 598] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... restart_syscall resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 603 attached ./strace-static-x86_64: Process 602 attached [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 604 attached [pid 603] set_robust_list(0x555555b1c660, 24 [pid 602] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 603 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 604 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 602 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 605 ./strace-static-x86_64: Process 605 attached [pid 604] set_robust_list(0x555555b1c660, 24 [pid 603] <... set_robust_list resumed>) = 0 [pid 602] <... set_robust_list resumed>) = 0 [pid 605] set_robust_list(0x555555b1c660, 24 [pid 604] <... set_robust_list resumed>) = 0 [pid 603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 605] <... set_robust_list resumed>) = 0 [pid 605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 605] setpgid(0, 0 [pid 602] <... prctl resumed>) = 0 [pid 603] <... prctl resumed>) = 0 [pid 605] <... setpgid resumed>) = 0 [pid 605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 603] setpgid(0, 0 [pid 602] setpgid(0, 0 [pid 605] <... openat resumed>) = 3 [pid 604] <... prctl resumed>) = 0 [pid 603] <... setpgid resumed>) = 0 [pid 605] write(3, "1000", 4) = 4 [pid 605] close(3) = 0 [pid 602] <... setpgid resumed>) = 0 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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] setpgid(0, 0 [pid 603] <... openat resumed>) = 3 [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 605] <... bpf resumed>) = 3 [pid 605] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 604] <... setpgid resumed>) = 0 [pid 603] write(3, "1000", 4 [pid 602] <... openat resumed>) = 3 [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 [pid 603] <... write resumed>) = 4 [pid 602] write(3, "1000", 4 [pid 605] <... bpf resumed>) = 4 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 603] close(3 [pid 602] <... write resumed>) = 4 [pid 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 603] <... close resumed>) = 0 [pid 602] close(3 [pid 604] <... openat resumed>) = 3 [pid 603] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 602] <... close resumed>) = 0 [pid 604] write(3, "1000", 4 [pid 603] <... bpf resumed>) = 3 [pid 604] <... write resumed>) = 4 [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 604] close(3 [pid 603] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 604] <... close resumed>) = 0 [pid 603] <... bpf resumed>) = 0 [pid 602] <... bpf resumed>) = 3 [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 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(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 603] <... bpf resumed>) = 4 [pid 602] <... bpf resumed>) = 0 [pid 604] <... bpf resumed>) = 3 [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 604] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 602] <... bpf resumed>) = 4 [pid 604] <... bpf resumed>) = 0 [pid 602] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 604] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 598] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 606 ./strace-static-x86_64: Process 606 attached [pid 606] set_robust_list(0x555555b1c660, 24) = 0 [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 606] setpgid(0, 0) = 0 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 606] write(3, "1000", 4) = 4 [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) = 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) = 4 [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 605] <... bpf resumed>) = 5 [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 604] <... bpf resumed>) = 5 [pid 603] <... bpf resumed>) = 5 [pid 602] <... bpf resumed>) = 5 [pid 605] <... bpf resumed>) = 6 [pid 603] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 602] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 605] exit_group(0) = ? [pid 605] +++ exited with 0 +++ [pid 606] <... bpf resumed>) = 5 [pid 603] <... bpf resumed>) = 6 [pid 606] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [pid 604] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 602] <... bpf resumed>) = 6 [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 606] exit_group(0 [pid 602] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 603] <... bpf resumed>) = 7 [pid 606] <... exit_group resumed>) = ? [pid 606] +++ exited with 0 +++ [pid 604] <... bpf resumed>) = 6 [pid 602] <... bpf resumed>) = 7 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 603] exit_group(0 [pid 604] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 604] exit_group(0) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 604] +++ exited with 0 +++ [pid 603] <... exit_group resumed>) = ? [pid 602] exit_group(0 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 607 [pid 602] <... exit_group resumed>) = ? [pid 304] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 607 attached [pid 607] set_robust_list(0x555555b1c660, 24) = 0 [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 607] setpgid(0, 0 [pid 603] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 607] <... setpgid resumed>) = 0 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 607] write(3, "1000", 4 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 609 attached ./strace-static-x86_64: Process 608 attached , child_tidptr=0x555555b1c650) = 609 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 609] set_robust_list(0x555555b1c660, 24 [pid 608] set_robust_list(0x555555b1c660, 24 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 608 ./strace-static-x86_64: Process 610 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 610 [pid 609] <... set_robust_list resumed>) = 0 [pid 608] <... set_robust_list resumed>) = 0 [pid 610] set_robust_list(0x555555b1c660, 24 [pid 607] <... write resumed>) = 4 [pid 608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 607] close(3) = 0 [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 610] <... set_robust_list resumed>) = 0 [pid 609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 608] <... prctl resumed>) = 0 [pid 608] setpgid(0, 0 [pid 607] <... bpf resumed>) = 3 [pid 608] <... setpgid resumed>) = 0 [pid 610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 609] <... prctl resumed>) = 0 [pid 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 607] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 608] <... openat resumed>) = 3 [pid 607] <... bpf resumed>) = 0 [pid 610] <... prctl resumed>) = 0 [pid 609] setpgid(0, 0 [pid 608] write(3, "1000", 4 [pid 602] +++ exited with 0 +++ [pid 609] <... setpgid resumed>) = 0 [pid 608] <... write resumed>) = 4 [pid 609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 608] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 609] <... openat resumed>) = 3 [pid 608] <... close resumed>) = 0 [pid 609] write(3, "1000", 4 [pid 608] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 609] <... write resumed>) = 4 [pid 608] <... bpf resumed>) = 3 [pid 609] close(3 [pid 608] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 609] <... close resumed>) = 0 [pid 608] <... bpf resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 609] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 608] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, 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 611 attached [pid 609] <... bpf resumed>) = 3 [pid 608] <... bpf resumed>) = 4 [pid 609] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 608] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 611] set_robust_list(0x555555b1c660, 24 [pid 609] <... bpf resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 611 [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] <... set_robust_list resumed>) = 0 [pid 609] <... bpf resumed>) = 4 [pid 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 610] setpgid(0, 0 [pid 611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 607] <... bpf resumed>) = 4 [pid 610] <... setpgid resumed>) = 0 [pid 611] <... prctl resumed>) = 0 [pid 611] setpgid(0, 0 [pid 610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 611] <... setpgid resumed>) = 0 [pid 610] <... openat resumed>) = 3 [pid 610] write(3, "1000", 4) = 4 [pid 610] close(3) = 0 [pid 610] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 610] <... bpf resumed>) = 3 [pid 607] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 611] <... openat resumed>) = 3 [pid 610] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 611] write(3, "1000", 4 [pid 610] <... bpf resumed>) = 4 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 611] <... write resumed>) = 4 [pid 611] close(3) = 0 [pid 611] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 611] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 611] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 611] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 608] <... bpf resumed>) = 5 [pid 611] <... bpf resumed>) = 5 [pid 610] <... bpf resumed>) = 5 [pid 609] <... bpf resumed>) = 5 [pid 607] <... bpf resumed>) = 5 [pid 611] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 609] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 608] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 607] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 609] <... bpf resumed>) = 6 [pid 608] <... bpf resumed>) = 6 [pid 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 608] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 609] <... bpf resumed>) = 7 [ 34.460461][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 34.472353][ T607] BUG: scheduling while atomic: syz-executor400/607/0x00000002 [ 34.479732][ T607] Modules linked in: [ 34.483432][ T607] Preemption disabled at: [ 34.483439][ T607] [] is_module_text_address+0x1f/0x360 [ 34.494460][ T607] CPU: 0 PID: 607 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 34.505827][ T607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 34.515730][ T607] Call Trace: [ 34.518846][ T607] [ 34.521621][ T607] dump_stack_lvl+0x151/0x1b7 [ 34.526135][ T607] ? is_module_text_address+0x1f/0x360 [ 34.531426][ T607] ? is_module_text_address+0x1f/0x360 [ 34.536722][ T607] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 34.542020][ T607] ? is_module_text_address+0x1f/0x360 [ 34.547318][ T607] dump_stack+0x15/0x1b [ 34.551303][ T607] __schedule_bug+0x195/0x260 [ 34.555817][ T607] ? cpu_util_update_eff+0x10e0/0x10e0 [ 34.561114][ T607] __schedule+0xcf7/0x1550 [ 34.565368][ T607] ? __kasan_check_write+0x14/0x20 [ 34.570313][ T607] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 34.575261][ T607] ? __sched_text_start+0x8/0x8 [ 34.579951][ T607] ? __kasan_check_read+0x11/0x20 [ 34.584804][ T607] ? cgroup_update_frozen+0x15f/0x980 [ 34.590015][ T607] schedule+0xc3/0x180 [ 34.593921][ T607] ptrace_stop+0x54f/0x930 [ 34.598179][ T607] ptrace_notify+0x225/0x350 [ 34.602598][ T607] ? do_notify_parent+0xa20/0xa20 [ 34.607459][ T607] ? __kasan_check_write+0x14/0x20 [ 34.612405][ T607] ? fpregs_restore_userregs+0x130/0x290 [ 34.617876][ T607] syscall_exit_to_user_mode+0xa2/0x140 [ 34.623255][ T607] do_syscall_64+0x49/0xb0 [ 34.627511][ T607] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 34.633236][ T607] RIP: 0033:0x7f056956eea9 [ 34.637487][ T607] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 607] <... bpf resumed>) = 6 [pid 611] <... bpf resumed>) = 6 [pid 610] <... bpf resumed>) = 6 [pid 609] exit_group(0 [pid 608] <... bpf resumed>) = 7 [pid 607] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 611] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 609] <... exit_group resumed>) = ? [pid 608] exit_group(0 [pid 611] <... bpf resumed>) = 7 [pid 607] <... bpf resumed>) = 7 [pid 611] exit_group(0) = ? [pid 607] exit_group(0 [pid 611] +++ exited with 0 +++ [pid 610] <... bpf resumed>) = 7 [pid 609] +++ exited with 0 +++ [pid 608] <... exit_group resumed>) = ? [pid 607] <... exit_group resumed>) = ? [pid 610] exit_group(0 [pid 608] +++ exited with 0 +++ [pid 607] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 610] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=607, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 612 attached , child_tidptr=0x555555b1c650) = 612 [pid 612] set_robust_list(0x555555b1c660, 24 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 612] <... set_robust_list resumed>) = 0 [pid 612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 612] setpgid(0, 0) = 0 [pid 612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 612] write(3, "1000", 4) = 4 [pid 612] close(3) = 0 [pid 612] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72./strace-static-x86_64: Process 614 attached ./strace-static-x86_64: Process 613 attached ) = 3 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 614 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 613 [pid 612] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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./strace-static-x86_64: Process 615 attached [pid 614] set_robust_list(0x555555b1c660, 24 [pid 613] set_robust_list(0x555555b1c660, 24 [pid 612] <... bpf resumed>) = 4 [pid 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 615 [pid 615] set_robust_list(0x555555b1c660, 24 [pid 614] <... set_robust_list resumed>) = 0 [pid 613] <... set_robust_list resumed>) = 0 [pid 615] <... set_robust_list resumed>) = 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 614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL [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 [pid 614] <... prctl resumed>) = 0 [pid 613] <... prctl resumed>) = 0 [pid 615] <... bpf resumed>) = 3 [pid 615] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 614] setpgid(0, 0 [pid 615] <... bpf resumed>) = 4 [pid 614] <... setpgid resumed>) = 0 [pid 613] setpgid(0, 0 [pid 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 613] <... setpgid resumed>) = 0 [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 614] <... openat resumed>) = 3 [pid 613] write(3, "1000", 4) = 4 [pid 613] close(3 [pid 614] write(3, "1000", 4 [pid 613] <... close resumed>) = 0 [pid 613] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 614] <... write resumed>) = 4 [pid 613] <... bpf resumed>) = 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 [pid 614] close(3 [pid 613] <... bpf resumed>) = 4 [pid 613] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 614] <... close resumed>) = 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="kfree", prog_fd=4}}, 16 [pid 612] <... bpf resumed>) = 5 [pid 612] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31) = 6 [ 34.656932][ T607] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 34.665175][ T607] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 34.672987][ T607] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 34.680797][ T607] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 34.688605][ T607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.696419][ T607] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 34.704236][ T607] [pid 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 610] +++ exited with 0 +++ [pid 615] <... bpf resumed>) = 5 [pid 614] <... bpf resumed>) = 5 [pid 613] <... bpf resumed>) = 5 [pid 612] <... bpf resumed>) = 7 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 614] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 613] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 612] exit_group(0 [pid 615] <... bpf resumed>) = 6 [pid 614] <... bpf resumed>) = 6 [pid 613] <... bpf resumed>) = 6 [pid 612] <... exit_group resumed>) = ? [pid 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 614] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 613] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 612] +++ exited with 0 +++ [pid 615] <... bpf resumed>) = 7 [pid 614] <... bpf resumed>) = 7 [pid 613] <... bpf resumed>) = 7 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 615] exit_group(0 [pid 614] exit_group(0 [pid 613] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 614] <... exit_group resumed>) = ? [pid 613] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 616 attached [pid 615] <... exit_group resumed>) = ? [pid 614] +++ exited with 0 +++ [pid 613] +++ exited with 0 +++ [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... restart_syscall resumed>) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 616 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 617 [pid 304] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 617 attached [pid 617] set_robust_list(0x555555b1c660, 24) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 618 [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 617] setpgid(0, 0) = 0 [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 619 [pid 617] <... openat resumed>) = 3 [pid 616] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 618 attached [pid 618] set_robust_list(0x555555b1c660, 24 [pid 616] <... set_robust_list resumed>) = 0 [pid 617] write(3, "1000", 4) = 4 [pid 617] close(3) = 0 [pid 617] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 617] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 618] <... set_robust_list resumed>) = 0 [pid 616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 616] <... prctl resumed>) = 0 [pid 618] <... prctl resumed>) = 0 [pid 616] setpgid(0, 0./strace-static-x86_64: Process 619 attached [pid 619] set_robust_list(0x555555b1c660, 24) = 0 [pid 618] setpgid(0, 0 [pid 616] <... setpgid resumed>) = 0 [pid 618] <... setpgid resumed>) = 0 [pid 616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 619] setpgid(0, 0 [pid 616] <... openat resumed>) = 3 [pid 619] <... setpgid resumed>) = 0 [pid 619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 616] write(3, "1000", 4 [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 616] <... write resumed>) = 4 [pid 616] close(3) = 0 [pid 616] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 619] <... openat resumed>) = 3 [pid 616] 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 [pid 618] <... openat resumed>) = 3 [pid 616] <... bpf resumed>) = 0 [pid 616] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] write(3, "1000", 4 [pid 619] <... bpf resumed>) = 3 [pid 619] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 619] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 616] <... bpf resumed>) = 4 [pid 618] <... write resumed>) = 4 [pid 617] <... bpf resumed>) = 4 [pid 616] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 618] close(3 [pid 617] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 618] <... close resumed>) = 0 [pid 618] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 619] <... bpf resumed>) = 4 [pid 619] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 618] <... bpf resumed>) = 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) = 4 [pid 618] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 615] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 620 ./strace-static-x86_64: Process 620 attached [pid 620] set_robust_list(0x555555b1c660, 24) = 0 [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 620] setpgid(0, 0) = 0 [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 620] write(3, "1000", 4) = 4 [pid 620] close(3) = 0 [pid 620] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 620] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 616] <... bpf resumed>) = 5 [pid 620] <... bpf resumed>) = 5 [pid 619] <... bpf resumed>) = 5 [pid 618] <... bpf resumed>) = 5 [pid 617] <... bpf resumed>) = 5 [pid 616] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 619] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 619] <... bpf resumed>) = 6 [pid 618] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 617] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 616] <... bpf resumed>) = 6 [pid 619] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 619] exit_group(0) = ? [pid 619] +++ exited with 0 +++ [pid 618] <... bpf resumed>) = 6 [pid 618] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 620] <... bpf resumed>) = 6 [pid 618] <... bpf resumed>) = 7 [pid 616] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 620] exit_group(0) = ? [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 621 [pid 620] +++ exited with 0 +++ [pid 618] exit_group(0 [pid 617] <... bpf resumed>) = 6 [pid 616] <... bpf resumed>) = 7 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 618] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 621 attached [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 621] set_robust_list(0x555555b1c660, 24) = 0 [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 621] setpgid(0, 0) = 0 [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 618] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 621] <... openat resumed>) = 3 [pid 621] write(3, "1000", 4) = 4 [pid 621] close(3) = 0 [pid 621] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 301] <... restart_syscall resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 622 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 621] <... bpf resumed>) = 3 [pid 621] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 621] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 623 attached ) = 4 [pid 617] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 616] exit_group(0 [pid 621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 621] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 623] set_robust_list(0x555555b1c660, 24 [pid 617] <... bpf resumed>) = 7 [pid 616] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 623 [pid 616] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 622 attached [pid 622] set_robust_list(0x555555b1c660, 24) = 0 ./strace-static-x86_64: Process 624 attached [pid 623] <... set_robust_list resumed>) = 0 [pid 617] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 624 [pid 621] <... bpf resumed>) = 6 [pid 621] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 621] <... bpf resumed>) = 7 [pid 622] <... prctl resumed>) = 0 [pid 622] setpgid(0, 0) = 0 [pid 624] set_robust_list(0x555555b1c660, 24 [pid 623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 617] <... exit_group resumed>) = ? [pid 621] exit_group(0 [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 621] <... exit_group resumed>) = ? [pid 617] +++ exited with 0 +++ [pid 622] <... openat resumed>) = 3 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 622] write(3, "1000", 4) = 4 [pid 622] close(3 [pid 624] <... set_robust_list resumed>) = 0 [pid 623] <... prctl resumed>) = 0 [pid 622] <... close resumed>) = 0 [pid 622] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 623] setpgid(0, 0 [pid 622] <... bpf resumed>) = 3 [pid 624] <... prctl resumed>) = 0 [pid 623] <... setpgid resumed>) = 0 [pid 622] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 624] setpgid(0, 0 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 624] <... setpgid resumed>) = 0 [pid 623] <... openat resumed>) = 3 [pid 622] <... bpf resumed>) = 4 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 623] write(3, "1000", 4 [pid 624] <... openat resumed>) = 3 [pid 623] <... write resumed>) = 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 624] write(3, "1000", 4) = 4 [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) = 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 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 625 [pid 624] <... bpf resumed>) = 4 [pid 623] close(3 [pid 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 625 attached [pid 625] set_robust_list(0x555555b1c660, 24) = 0 [pid 625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 623] <... close resumed>) = 0 [pid 625] setpgid(0, 0) = 0 [pid 623] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 621] +++ exited with 0 +++ [pid 625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 625] <... openat resumed>) = 3 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 625] write(3, "1000", 4 [pid 623] <... bpf resumed>) = 3 [pid 625] <... write resumed>) = 4 [pid 625] close(3) = 0 [pid 623] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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 resumed>) = 0 [pid 304] <... restart_syscall resumed>) = 0 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 625] <... bpf resumed>) = 3 [pid 625] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 623] <... bpf resumed>) = 4 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 626 [pid 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 626 attached [pid 626] set_robust_list(0x555555b1c660, 24) = 0 [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) = 3 [pid 626] write(3, "1000", 4) = 4 [pid 626] close(3) = 0 [pid 626] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 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) = 4 [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 622] <... bpf resumed>) = 5 [pid 625] <... bpf resumed>) = 5 [pid 624] <... bpf resumed>) = 5 [pid 623] <... bpf resumed>) = 5 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 624] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 623] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 625] <... bpf resumed>) = 6 [pid 623] <... bpf resumed>) = 6 [pid 622] <... bpf resumed>) = 6 [pid 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 624] <... bpf resumed>) = 6 [pid 623] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 626] <... bpf resumed>) = 5 [pid 625] <... bpf resumed>) = 7 [pid 624] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 623] <... bpf resumed>) = 7 [pid 626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 625] exit_group(0 [pid 624] <... bpf resumed>) = 7 [pid 623] exit_group(0 [pid 622] <... bpf resumed>) = 7 [pid 625] <... exit_group resumed>) = ? [pid 623] <... exit_group resumed>) = ? [pid 626] <... bpf resumed>) = 6 [pid 625] +++ exited with 0 +++ [pid 624] exit_group(0 [pid 623] +++ exited with 0 +++ [pid 622] exit_group(0 [pid 624] <... exit_group resumed>) = ? [pid 622] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 622] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 627 attached [pid 627] set_robust_list(0x555555b1c660, 24) = 0 [pid 627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 627 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 628 [pid 627] setpgid(0, 0) = 0 [pid 627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 629 [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 [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 627] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 629 attached [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./strace-static-x86_64: Process 628 attached [pid 629] set_robust_list(0x555555b1c660, 24 [pid 627] <... bpf resumed>) = 4 [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 629] <... set_robust_list resumed>) = 0 [pid 628] set_robust_list(0x555555b1c660, 24 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 628] <... set_robust_list resumed>) = 0 [pid 629] <... prctl resumed>) = 0 [pid 629] setpgid(0, 0 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL [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 [pid 629] <... openat resumed>) = 3 [pid 628] <... setpgid resumed>) = 0 [pid 629] write(3, "1000", 4 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 629] <... write resumed>) = 4 [pid 628] <... openat resumed>) = 3 [pid 629] close(3 [pid 628] write(3, "1000", 4 [pid 629] <... close resumed>) = 0 [pid 628] <... write resumed>) = 4 [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] close(3 [pid 629] <... bpf resumed>) = 3 [pid 628] <... close resumed>) = 0 [pid 629] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 628] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 629] <... bpf resumed>) = 0 [pid 628] <... bpf resumed>) = 3 [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_MAP_FREEZE, {map_fd=3}, 4 [pid 629] <... bpf resumed>) = 4 [pid 629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 628] <... bpf resumed>) = 0 [pid 628] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 624] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 630 ./strace-static-x86_64: Process 630 attached [pid 630] set_robust_list(0x555555b1c660, 24) = 0 [pid 630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 627] <... bpf resumed>) = 5 [pid 626] <... bpf resumed>) = 7 [pid 627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 630] <... prctl resumed>) = 0 [pid 629] <... bpf resumed>) = 5 [pid 628] <... bpf resumed>) = 5 [pid 626] exit_group(0) = ? [pid 627] <... bpf resumed>) = 6 [pid 626] +++ exited with 0 +++ [pid 627] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 627] <... bpf resumed>) = 7 [pid 629] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 627] exit_group(0 [pid 629] <... bpf resumed>) = 6 [pid 627] <... exit_group resumed>) = ? [pid 629] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 629] exit_group(0) = ? [pid 627] +++ exited with 0 +++ [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 631 attached [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 631 [pid 631] set_robust_list(0x555555b1c660, 24) = 0 [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 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 631] <... close resumed>) = 0 ./strace-static-x86_64: Process 632 attached [pid 631] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 632 [pid 632] set_robust_list(0x555555b1c660, 24 [pid 631] <... bpf resumed>) = 3 [pid 632] <... set_robust_list resumed>) = 0 [pid 631] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 631] <... bpf resumed>) = 0 [pid 632] <... prctl resumed>) = 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 632] setpgid(0, 0 [pid 631] <... bpf resumed>) = 4 [pid 632] <... setpgid resumed>) = 0 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 628] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 630] setpgid(0, 0 [pid 632] <... openat resumed>) = 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 [pid 630] <... setpgid resumed>) = 0 [pid 632] <... bpf resumed>) = 3 [pid 630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 628] <... bpf resumed>) = 6 [pid 632] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 630] <... openat resumed>) = 3 [pid 632] <... bpf resumed>) = 0 [pid 630] write(3, "1000", 4 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 630] <... write resumed>) = 4 [pid 630] close(3 [pid 632] <... bpf resumed>) = 4 [pid 630] <... close resumed>) = 0 [pid 628] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 632] <... bpf resumed>) = 5 [pid 631] <... bpf resumed>) = 5 [pid 630] <... bpf resumed>) = 5 [pid 629] +++ exited with 0 +++ [pid 628] <... bpf resumed>) = 7 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 628] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 631] <... bpf resumed>) = 6 [pid 630] <... bpf resumed>) = 6 [pid 628] <... exit_group resumed>) = ? [pid 632] <... bpf resumed>) = 6 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 633 attached [ 34.879265][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 34.890645][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 34.898217][ T297] Modules linked in: [ 34.902011][ T297] Preemption disabled at: [ 34.902017][ T297] [] up_read+0x16/0x170 [ 34.911634][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 34.923178][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 34.933070][ T297] Call Trace: [ 34.936201][ T297] [ 34.938971][ T297] dump_stack_lvl+0x151/0x1b7 [ 34.943486][ T297] ? up_read+0x16/0x170 [ 34.947476][ T297] ? up_read+0x16/0x170 [ 34.951475][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 34.956766][ T297] ? up_read+0x16/0x170 [ 34.960754][ T297] dump_stack+0x15/0x1b [ 34.964747][ T297] __schedule_bug+0x195/0x260 [ 34.969263][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 34.974558][ T297] __schedule+0xcf7/0x1550 [ 34.978811][ T297] ? __sched_text_start+0x8/0x8 [ 34.983494][ T297] ? ksys_write+0x24f/0x2c0 [ 34.987837][ T297] schedule+0xc3/0x180 [ 34.991741][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 34.996788][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 35.002070][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 35.007450][ T297] do_syscall_64+0x49/0xb0 [ 35.011701][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 35.017432][ T297] RIP: 0033:0x4e815a [ 35.021163][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 35.040604][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 35.048849][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 35.056662][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 0000000000000278 [ 35.064471][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 35.072283][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 631] <... bpf resumed>) = 7 [pid 630] exit_group(0 [pid 628] +++ exited with 0 +++ [pid 633] set_robust_list(0x555555b1c660, 24 [pid 630] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 633 [pid 630] +++ exited with 0 +++ [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 631] exit_group(0 [pid 305] <... restart_syscall resumed>) = 0 [pid 631] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 632] <... bpf resumed>) = 7 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 631] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 634 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 632] exit_group(0 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 632] <... exit_group resumed>) = ? [pid 633] <... set_robust_list resumed>) = 0 [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 633] setpgid(0, 0) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 635 [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 633] write(3, "1000", 4 [pid 304] <... restart_syscall resumed>) = 0 [pid 633] <... write resumed>) = 4 [pid 633] close(3) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 636 [pid 633] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 636 attached ./strace-static-x86_64: Process 635 attached ./strace-static-x86_64: Process 634 attached [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 636] set_robust_list(0x555555b1c660, 24 [pid 635] set_robust_list(0x555555b1c660, 24 [pid 634] set_robust_list(0x555555b1c660, 24 [pid 636] <... set_robust_list resumed>) = 0 [pid 635] <... set_robust_list resumed>) = 0 [pid 634] <... set_robust_list resumed>) = 0 [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 636] <... prctl resumed>) = 0 [pid 635] <... prctl resumed>) = 0 [pid 634] <... prctl resumed>) = 0 [pid 636] setpgid(0, 0 [pid 635] setpgid(0, 0 [pid 634] setpgid(0, 0 [pid 636] <... setpgid resumed>) = 0 [pid 635] <... setpgid resumed>) = 0 [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 634] <... setpgid resumed>) = 0 [pid 636] <... openat resumed>) = 3 [pid 635] <... openat resumed>) = 3 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 636] write(3, "1000", 4 [pid 635] write(3, "1000", 4 [pid 634] <... openat resumed>) = 3 [pid 636] <... write resumed>) = 4 [pid 635] <... write resumed>) = 4 [pid 634] write(3, "1000", 4 [pid 636] close(3 [pid 635] close(3 [pid 634] <... write resumed>) = 4 [pid 636] <... close resumed>) = 0 [pid 635] <... close resumed>) = 0 [pid 634] close(3 [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 635] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 634] <... close resumed>) = 0 [pid 636] <... bpf resumed>) = 3 [pid 635] <... bpf resumed>) = 3 [pid 636] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 635] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [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>) = 0 [pid 635] <... bpf resumed>) = 0 [pid 634] <... bpf resumed>) = 3 [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 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 634] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 636] <... bpf resumed>) = 4 [pid 635] <... bpf resumed>) = 4 [pid 634] <... bpf resumed>) = 0 [pid 633] <... bpf resumed>) = 4 [pid 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 633] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 634] <... bpf resumed>) = 4 [pid 634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 632] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 637 ./strace-static-x86_64: Process 637 attached [pid 637] set_robust_list(0x555555b1c660, 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 [pid 637] write(3, "1000", 4) = 4 [pid 637] close(3) = 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) = 3 [pid 637] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 637] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 636] <... bpf resumed>) = 5 [pid 637] <... bpf resumed>) = 5 [pid 635] <... bpf resumed>) = 5 [pid 634] <... bpf resumed>) = 5 [pid 633] <... bpf resumed>) = 5 [pid 636] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 637] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 635] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 634] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 633] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 636] <... bpf resumed>) = 6 [pid 635] <... bpf resumed>) = 6 [pid 633] <... bpf resumed>) = 6 [pid 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 635] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 634] <... bpf resumed>) = 6 [pid 633] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 637] <... bpf resumed>) = 6 [pid 636] <... bpf resumed>) = 7 [pid 635] <... bpf resumed>) = 7 [pid 634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 633] <... bpf resumed>) = 7 [pid 637] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 636] exit_group(0 [pid 635] exit_group(0 [pid 634] <... bpf resumed>) = 7 [pid 633] exit_group(0 [pid 637] <... bpf resumed>) = 7 [pid 636] <... exit_group resumed>) = ? [pid 635] <... exit_group resumed>) = ? [pid 634] exit_group(0 [pid 633] <... exit_group resumed>) = ? [pid 635] +++ exited with 0 +++ [pid 633] +++ exited with 0 +++ [pid 637] exit_group(0 [pid 636] +++ exited with 0 +++ [pid 634] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 637] <... exit_group resumed>) = ? [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 639 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 638 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 640 ./strace-static-x86_64: Process 640 attached ./strace-static-x86_64: Process 639 attached ./strace-static-x86_64: Process 638 attached [pid 640] set_robust_list(0x555555b1c660, 24 [pid 639] set_robust_list(0x555555b1c660, 24 [pid 638] set_robust_list(0x555555b1c660, 24 [pid 640] <... set_robust_list resumed>) = 0 [pid 639] <... set_robust_list resumed>) = 0 [pid 638] <... set_robust_list resumed>) = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 640] setpgid(0, 0 [pid 639] <... prctl resumed>) = 0 [pid 638] <... prctl resumed>) = 0 [pid 640] <... setpgid resumed>) = 0 [pid 639] setpgid(0, 0 [pid 638] setpgid(0, 0 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 639] <... setpgid resumed>) = 0 [pid 638] <... setpgid resumed>) = 0 [pid 640] <... openat resumed>) = 3 [pid 638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 640] write(3, "1000", 4) = 4 [pid 639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 640] close(3 [pid 638] <... openat resumed>) = 3 [pid 640] <... close resumed>) = 0 [pid 639] <... openat resumed>) = 3 [pid 638] write(3, "1000", 4 [pid 640] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 639] write(3, "1000", 4 [pid 640] <... bpf resumed>) = 3 [pid 639] <... write resumed>) = 4 [pid 638] <... write resumed>) = 4 [pid 640] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 639] close(3 [pid 638] close(3 [pid 640] <... bpf resumed>) = 0 [pid 639] <... close resumed>) = 0 [pid 638] <... close resumed>) = 0 [ 35.080094][ T297] R13: 0000000020000100 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 35.087909][ T297] [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 639] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 638] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 640] <... bpf resumed>) = 4 [pid 639] <... bpf resumed>) = 3 [pid 638] <... bpf resumed>) = 3 [pid 640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 639] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 638] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 639] <... bpf resumed>) = 0 [pid 638] <... bpf resumed>) = 0 [pid 639] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 639] <... bpf resumed>) = 4 [pid 638] <... bpf resumed>) = 4 [pid 639] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 637] +++ exited with 0 +++ [pid 634] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 641 attached [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 641] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 641 [pid 641] <... set_robust_list resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 641] setpgid(0, 0) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 642 attached [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 642 [pid 642] set_robust_list(0x555555b1c660, 24 [pid 641] <... openat resumed>) = 3 [pid 642] <... set_robust_list resumed>) = 0 [pid 641] write(3, "1000", 4 [pid 642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 641] <... write resumed>) = 4 [pid 642] <... prctl resumed>) = 0 [pid 641] close(3 [pid 642] setpgid(0, 0 [pid 641] <... close resumed>) = 0 [pid 642] <... setpgid resumed>) = 0 [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 642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 641] <... bpf resumed>) = 3 [pid 642] write(3, "1000", 4 [pid 641] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 642] <... write resumed>) = 4 [pid 641] <... bpf resumed>) = 0 [pid 642] close(3 [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 642] <... close resumed>) = 0 [pid 641] <... bpf resumed>) = 4 [pid 642] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 640] <... bpf resumed>) = 5 [pid 642] <... bpf resumed>) = 5 [pid 641] <... bpf resumed>) = 5 [pid 640] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 639] <... bpf resumed>) = 5 [pid 638] <... bpf resumed>) = 5 [pid 642] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 642] <... bpf resumed>) = 6 [pid 641] <... bpf resumed>) = 6 [pid 640] <... bpf resumed>) = 6 [pid 639] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 640] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 642] <... bpf resumed>) = 7 [pid 641] <... bpf resumed>) = 7 [pid 639] <... bpf resumed>) = 6 [pid 638] <... bpf resumed>) = 6 [pid 640] <... bpf resumed>) = 7 [pid 642] exit_group(0 [pid 641] exit_group(0 [pid 639] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 642] <... exit_group resumed>) = ? [pid 641] <... exit_group resumed>) = ? [pid 640] exit_group(0 [pid 639] <... bpf resumed>) = 7 [pid 642] +++ exited with 0 +++ [pid 641] +++ exited with 0 +++ [pid 640] <... exit_group resumed>) = ? [pid 639] exit_group(0 [pid 638] <... bpf resumed>) = 7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 640] +++ exited with 0 +++ [pid 639] <... exit_group resumed>) = ? [pid 638] exit_group(0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 643 attached [pid 639] +++ exited with 0 +++ [pid 638] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 643] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 643 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 643] <... set_robust_list resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 644 [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 645 attached ./strace-static-x86_64: Process 644 attached [pid 643] setpgid(0, 0 [pid 645] set_robust_list(0x555555b1c660, 24 [pid 644] set_robust_list(0x555555b1c660, 24 [pid 643] <... setpgid resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 645 ./strace-static-x86_64: Process 646 attached [pid 645] <... set_robust_list resumed>) = 0 [pid 644] <... set_robust_list resumed>) = 0 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 646] set_robust_list(0x555555b1c660, 24 [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 646 [pid 646] <... set_robust_list resumed>) = 0 [pid 645] <... prctl resumed>) = 0 [pid 644] <... prctl resumed>) = 0 [pid 643] <... openat resumed>) = 3 [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 645] setpgid(0, 0 [pid 644] setpgid(0, 0 [pid 643] write(3, "1000", 4 [pid 646] <... prctl resumed>) = 0 [pid 645] <... setpgid resumed>) = 0 [pid 644] <... setpgid resumed>) = 0 [pid 643] <... write resumed>) = 4 [pid 646] setpgid(0, 0 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 643] close(3 [pid 646] <... setpgid resumed>) = 0 [pid 645] <... openat resumed>) = 3 [pid 644] <... openat resumed>) = 3 [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 645] write(3, "1000", 4 [pid 644] write(3, "1000", 4 [pid 643] <... close resumed>) = 0 [pid 646] <... openat resumed>) = 3 [pid 645] <... write resumed>) = 4 [pid 644] <... write resumed>) = 4 [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 638] +++ exited with 0 +++ [pid 646] write(3, "1000", 4 [pid 645] close(3 [pid 644] close(3 [pid 643] <... bpf resumed>) = 3 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 646] <... write resumed>) = 4 [pid 645] <... close resumed>) = 0 [pid 644] <... close resumed>) = 0 [pid 643] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 646] close(3 [pid 645] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 644] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] <... close resumed>) = 0 [pid 645] <... bpf resumed>) = 3 [pid 644] <... bpf resumed>) = 3 [pid 643] <... bpf 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 645] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 644] bpf(BPF_MAP_FREEZE, {map_fd=3}, 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 646] <... bpf resumed>) = 3 [pid 645] <... bpf resumed>) = 0 [pid 644] <... bpf resumed>) = 0 [pid 646] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 645] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 643] <... bpf resumed>) = 4 [pid 646] <... bpf resumed>) = 0 [pid 645] <... bpf resumed>) = 4 [pid 644] <... bpf resumed>) = 4 [pid 643] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 645] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 646] <... bpf resumed>) = 4 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 646] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 648 attached [pid 648] set_robust_list(0x555555b1c660, 24 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 648 [pid 648] <... set_robust_list resumed>) = 0 [pid 648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 648] setpgid(0, 0) = 0 [pid 648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 648] write(3, "1000", 4) = 4 [pid 648] close(3) = 0 [pid 648] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_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 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 644] <... bpf resumed>) = 5 [pid 643] <... bpf resumed>) = 5 [pid 648] <... bpf resumed>) = 5 [pid 646] <... bpf resumed>) = 5 [pid 645] <... bpf resumed>) = 5 [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 643] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 646] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 645] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 644] <... bpf resumed>) = 6 [pid 648] <... bpf resumed>) = 6 [pid 646] <... bpf resumed>) = 6 [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 643] <... bpf resumed>) = 6 [pid 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 646] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 645] <... bpf resumed>) = 6 [pid 644] <... bpf resumed>) = 7 [pid 643] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 648] <... bpf resumed>) = 7 [pid 646] <... bpf resumed>) = 7 [pid 645] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 644] exit_group(0 [pid 643] <... bpf resumed>) = 7 [pid 648] exit_group(0 [pid 646] exit_group(0 [pid 645] <... bpf resumed>) = 7 [pid 644] <... exit_group resumed>) = ? [pid 648] <... exit_group resumed>) = ? [pid 646] <... exit_group resumed>) = ? [pid 645] exit_group(0 [pid 644] +++ exited with 0 +++ [pid 643] exit_group(0 [pid 648] +++ exited with 0 +++ [pid 646] +++ exited with 0 +++ [pid 645] <... exit_group resumed>) = ? [pid 643] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 645] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 650 attached ./strace-static-x86_64: Process 649 attached [pid 643] +++ exited with 0 +++ [pid 650] set_robust_list(0x555555b1c660, 24 [pid 649] set_robust_list(0x555555b1c660, 24 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 649 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 650 [pid 650] <... set_robust_list resumed>) = 0 [pid 649] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 650] <... prctl resumed>) = 0 [pid 649] <... prctl resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 653 attached ./strace-static-x86_64: Process 652 attached ./strace-static-x86_64: Process 651 attached [pid 650] setpgid(0, 0 [pid 649] setpgid(0, 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 651 [pid 653] set_robust_list(0x555555b1c660, 24 [pid 652] set_robust_list(0x555555b1c660, 24 [pid 651] set_robust_list(0x555555b1c660, 24 [pid 650] <... setpgid resumed>) = 0 [pid 649] <... setpgid resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 653 [pid 653] <... set_robust_list resumed>) = 0 [pid 652] <... set_robust_list resumed>) = 0 [pid 651] <... set_robust_list resumed>) = 0 [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 652 [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 650] <... openat resumed>) = 3 [pid 649] <... openat resumed>) = 3 [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 652] <... prctl resumed>) = 0 [pid 651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 650] write(3, "1000", 4 [pid 649] write(3, "1000", 4 [pid 653] <... prctl resumed>) = 0 [pid 652] setpgid(0, 0 [pid 651] <... prctl resumed>) = 0 [pid 650] <... write resumed>) = 4 [pid 649] <... write resumed>) = 4 [pid 653] setpgid(0, 0 [pid 652] <... setpgid resumed>) = 0 [pid 651] setpgid(0, 0 [pid 650] close(3 [pid 649] close(3 [pid 653] <... setpgid resumed>) = 0 [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 651] <... setpgid resumed>) = 0 [pid 650] <... close resumed>) = 0 [pid 649] <... close resumed>) = 0 [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 652] <... openat resumed>) = 3 [pid 651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 650] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 649] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 653] <... openat resumed>) = 3 [pid 652] write(3, "1000", 4 [pid 651] <... openat resumed>) = 3 [pid 650] <... bpf resumed>) = 3 [pid 649] <... bpf resumed>) = 3 [pid 653] write(3, "1000", 4 [pid 652] <... write resumed>) = 4 [pid 651] write(3, "1000", 4 [pid 650] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 649] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 653] <... write resumed>) = 4 [pid 652] close(3 [pid 651] <... write resumed>) = 4 [pid 650] <... bpf resumed>) = 0 [pid 649] <... bpf resumed>) = 0 [pid 653] close(3 [pid 652] <... close resumed>) = 0 [pid 651] close(3 [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 649] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 653] <... close resumed>) = 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 [pid 651] <... close resumed>) = 0 [pid 653] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 652] <... bpf resumed>) = 3 [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>) = 4 [pid 649] <... bpf resumed>) = 4 [pid 653] <... bpf resumed>) = 3 [pid 652] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 651] <... bpf resumed>) = 3 [pid 650] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 649] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 653] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 652] <... bpf resumed>) = 0 [pid 651] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 653] <... bpf resumed>) = 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 651] <... bpf resumed>) = 0 [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 650] <... bpf resumed>) = 5 [pid 649] <... bpf resumed>) = 5 [pid 652] <... bpf resumed>) = 4 [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 [pid 650] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 649] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 653] <... bpf resumed>) = 4 [pid 652] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 651] <... bpf resumed>) = 4 [pid 650] <... bpf resumed>) = 6 [pid 649] <... bpf resumed>) = 6 [pid 653] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 652] <... bpf resumed>) = 5 [pid 651] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 650] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 649] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 653] <... bpf resumed>) = 5 [ 35.231105][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 35.242504][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 35.250016][ T297] Modules linked in: [ 35.250508][ T28] audit: type=1400 audit(1714177014.467:73): avc: denied { remove_name } for pid=84 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 35.253708][ T297] Preemption disabled at: [ 35.253714][ T297] [] up_read+0x16/0x170 [ 35.276108][ T28] audit: type=1400 audit(1714177014.467:74): avc: denied { rename } for pid=84 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 35.279922][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 35.318542][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 35.328456][ T297] Call Trace: [ 35.331562][ T297] [ 35.334340][ T297] dump_stack_lvl+0x151/0x1b7 [ 35.338850][ T297] ? up_read+0x16/0x170 [ 35.342850][ T297] ? up_read+0x16/0x170 [ 35.346837][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 35.352137][ T297] ? up_read+0x16/0x170 [ 35.356124][ T297] dump_stack+0x15/0x1b [ 35.360118][ T297] __schedule_bug+0x195/0x260 [ 35.364627][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 35.369925][ T297] __schedule+0xcf7/0x1550 [ 35.374177][ T297] ? __sched_text_start+0x8/0x8 [ 35.378861][ T297] ? __kasan_check_write+0x14/0x20 [ 35.383808][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 35.388585][ T297] schedule+0xc3/0x180 [ 35.392489][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 35.397524][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 35.402817][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 35.408200][ T297] do_syscall_64+0x49/0xb0 [ 35.412450][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 35.418182][ T297] RIP: 0033:0x4e815a [ 35.421911][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 35.441353][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 35.449595][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 35.457407][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 000000000000028c [ 35.465219][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 35.473030][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [pid 652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 651] <... bpf resumed>) = 5 [pid 650] <... bpf resumed>) = 7 [pid 649] <... bpf resumed>) = 7 [pid 653] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 650] exit_group(0 [pid 649] exit_group(0 [pid 650] <... exit_group resumed>) = ? [pid 649] <... exit_group resumed>) = ? [pid 651] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 650] +++ exited with 0 +++ [pid 649] +++ exited with 0 +++ [pid 653] <... bpf resumed>) = 6 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 651] <... bpf resumed>) = 6 [pid 653] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 652] <... bpf resumed>) = 6 [pid 651] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 654 attached [pid 653] <... bpf resumed>) = 7 [pid 652] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 651] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 655 attached [pid 654] set_robust_list(0x555555b1c660, 24 [pid 653] exit_group(0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 654 [pid 652] <... bpf resumed>) = 7 [pid 651] exit_group(0 [pid 653] <... exit_group resumed>) = ? [pid 655] set_robust_list(0x555555b1c660, 24 [pid 654] <... set_robust_list resumed>) = 0 [pid 652] exit_group(0 [pid 651] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 655 [pid 655] <... set_robust_list resumed>) = 0 [pid 654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 653] +++ exited with 0 +++ [pid 652] <... exit_group resumed>) = ? [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 651] +++ exited with 0 +++ [pid 655] <... prctl resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=653, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 655] setpgid(0, 0 [pid 654] <... prctl resumed>) = 0 [pid 654] setpgid(0, 0 [pid 655] <... setpgid resumed>) = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 654] <... setpgid resumed>) = 0 [pid 654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 655] <... openat resumed>) = 3 [pid 654] <... openat resumed>) = 3 [pid 655] write(3, "1000", 4) = 4 [pid 654] write(3, "1000", 4 [pid 655] close(3 [pid 654] <... write resumed>) = 4 [pid 655] <... close resumed>) = 0 [pid 654] close(3 [pid 655] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72./strace-static-x86_64: Process 656 attached [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 656 [pid 654] <... close resumed>) = 0 [pid 654] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 656] set_robust_list(0x555555b1c660, 24 [pid 655] <... bpf resumed>) = 3 [pid 654] <... bpf resumed>) = 3 [pid 654] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 656] <... set_robust_list resumed>) = 0 [pid 655] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 654] <... bpf resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 655] <... bpf resumed>) = 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 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 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 657 ./strace-static-x86_64: Process 657 attached [pid 656] <... prctl resumed>) = 0 [pid 656] setpgid(0, 0 [pid 654] <... bpf resumed>) = 4 [pid 654] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 657] set_robust_list(0x555555b1c660, 24 [pid 656] <... setpgid resumed>) = 0 [pid 657] <... set_robust_list resumed>) = 0 [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 657] <... prctl resumed>) = 0 [pid 657] setpgid(0, 0) = 0 [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 656] <... openat resumed>) = 3 [pid 657] <... openat resumed>) = 3 [pid 656] write(3, "1000", 4 [pid 657] write(3, "1000", 4) = 4 [pid 657] close(3) = 0 [pid 657] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 656] <... write resumed>) = 4 [pid 655] <... bpf resumed>) = 4 [pid 657] <... bpf resumed>) = 3 [pid 657] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 656] close(3 [pid 655] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 657] <... bpf resumed>) = 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] <... close resumed>) = 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 [pid 652] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 657] <... bpf resumed>) = 4 [pid 657] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 656] <... bpf resumed>) = 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 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 658 [pid 656] <... bpf resumed>) = 4 [pid 656] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 658 attached [pid 658] set_robust_list(0x555555b1c660, 24) = 0 [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 658] setpgid(0, 0) = 0 [pid 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 658] write(3, "1000", 4) = 4 [pid 658] close(3) = 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 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) = 4 [pid 658] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 654] <... bpf resumed>) = 5 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 657] <... bpf resumed>) = 5 [pid 656] <... bpf resumed>) = 5 [pid 655] <... bpf resumed>) = 5 [pid 654] <... bpf resumed>) = 6 [pid 657] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 656] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 655] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 654] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 654] exit_group(0 [pid 657] <... bpf resumed>) = 6 [pid 654] <... exit_group resumed>) = ? [pid 657] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 656] <... bpf resumed>) = 6 [pid 654] +++ exited with 0 +++ [pid 657] <... bpf resumed>) = 7 [pid 656] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] --- 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 657] <... exit_group resumed>) = ? [pid 656] exit_group(0 [pid 655] <... bpf resumed>) = 6 [pid 658] <... bpf resumed>) = 5 [pid 658] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 657] +++ exited with 0 +++ [pid 656] <... exit_group resumed>) = ? [pid 655] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 656] +++ exited with 0 +++ [pid 655] <... bpf resumed>) = 7 [pid 305] <... restart_syscall resumed>) = 0 [pid 658] <... bpf resumed>) = 6 [pid 655] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 655] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 659 attached [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 660 attached [pid 659] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 659 [pid 658] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 660 ./strace-static-x86_64: Process 661 attached [pid 660] set_robust_list(0x555555b1c660, 24 [pid 659] <... set_robust_list resumed>) = 0 [pid 661] set_robust_list(0x555555b1c660, 24 [pid 660] <... set_robust_list resumed>) = 0 [pid 659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 661 [pid 661] <... set_robust_list resumed>) = 0 [pid 660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 659] <... prctl resumed>) = 0 [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 660] <... prctl resumed>) = 0 [pid 659] setpgid(0, 0 [pid 661] <... prctl resumed>) = 0 [pid 660] setpgid(0, 0 [pid 659] <... setpgid resumed>) = 0 [pid 661] setpgid(0, 0 [pid 660] <... setpgid resumed>) = 0 [pid 659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 661] <... setpgid resumed>) = 0 [pid 660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 659] <... openat resumed>) = 3 [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 660] <... openat resumed>) = 3 [pid 659] write(3, "1000", 4 [pid 661] <... openat resumed>) = 3 [pid 660] write(3, "1000", 4 [pid 659] <... write resumed>) = 4 [pid 661] write(3, "1000", 4 [pid 660] <... write resumed>) = 4 [pid 659] close(3 [pid 661] <... write resumed>) = 4 [pid 660] close(3 [pid 659] <... close resumed>) = 0 [pid 661] close(3 [pid 660] <... 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 661] <... close resumed>) = 0 [pid 660] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 659] <... bpf resumed>) = 3 [pid 661] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 660] <... bpf resumed>) = 3 [pid 659] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 661] <... bpf resumed>) = 3 [pid 660] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 659] <... bpf resumed>) = 0 [pid 661] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 660] <... bpf resumed>) = 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 661] <... bpf resumed>) = 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 659] <... bpf resumed>) = 4 [pid 659] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 [pid 660] <... bpf resumed>) = 4 [pid 660] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 661] <... bpf resumed>) = 4 [ 35.480843][ T297] R13: 0000000020000140 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 35.488664][ T297] [pid 661] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 658] <... bpf resumed>) = 7 [pid 658] exit_group(0) = ? [pid 655] +++ exited with 0 +++ [pid 661] <... bpf resumed>) = 5 [pid 660] <... bpf resumed>) = 5 [pid 659] <... bpf resumed>) = 5 [pid 658] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 661] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 659] <... bpf resumed>) = 6 [pid 660] <... bpf resumed>) = 6 [pid 659] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 660] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 659] <... bpf resumed>) = 7 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 662 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 663 attached [pid 661] <... bpf resumed>) = 6 [pid 660] <... bpf resumed>) = 7 [pid 659] exit_group(0 [pid 663] set_robust_list(0x555555b1c660, 24 [pid 661] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 660] exit_group(0 [pid 659] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 663 [pid 663] <... set_robust_list resumed>) = 0 [pid 661] <... bpf resumed>) = 7 [pid 660] <... exit_group resumed>) = ? [pid 659] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 661] exit_group(0 [pid 660] +++ exited with 0 +++ [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 661] <... exit_group resumed>) = ? [pid 305] <... restart_syscall resumed>) = 0 [pid 304] --- 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] <... prctl resumed>) = 0 [pid 663] setpgid(0, 0) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 665 attached ./strace-static-x86_64: Process 664 attached [pid 663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 665] set_robust_list(0x555555b1c660, 24 [pid 664] set_robust_list(0x555555b1c660, 24 [pid 663] <... openat resumed>) = 3 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 664 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 665 [pid 665] <... set_robust_list resumed>) = 0 [pid 664] <... set_robust_list resumed>) = 0 [pid 663] write(3, "1000", 4 [pid 665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 663] <... write resumed>) = 4 [pid 665] <... prctl resumed>) = 0 [pid 664] <... prctl resumed>) = 0 [pid 663] close(3 [pid 665] setpgid(0, 0 [pid 664] setpgid(0, 0 [pid 663] <... close resumed>) = 0 [pid 665] <... setpgid resumed>) = 0 [pid 664] <... setpgid resumed>) = 0 [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 665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 663] <... bpf resumed>) = 3 [pid 665] <... openat resumed>) = 3 [pid 664] <... openat resumed>) = 3 [pid 663] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 665] write(3, "1000", 4 [pid 664] write(3, "1000", 4 [pid 663] <... bpf resumed>) = 0 [pid 665] <... write resumed>) = 4 [pid 664] <... write resumed>) = 4 [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 665] close(3 [pid 664] close(3./strace-static-x86_64: Process 662 attached [pid 663] <... bpf resumed>) = 4 [pid 665] <... close resumed>) = 0 [pid 664] <... close resumed>) = 0 [pid 663] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 665] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 664] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 665] <... bpf resumed>) = 3 [pid 664] <... bpf resumed>) = 3 [pid 662] set_robust_list(0x555555b1c660, 24 [pid 665] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 664] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 662] <... set_robust_list resumed>) = 0 [pid 665] <... bpf resumed>) = 0 [pid 664] <... bpf resumed>) = 0 [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL [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 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] <... prctl resumed>) = 0 [pid 662] setpgid(0, 0 [pid 664] <... bpf resumed>) = 4 [pid 662] <... setpgid resumed>) = 0 [pid 664] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 665] <... bpf resumed>) = 4 [pid 662] <... openat resumed>) = 3 [pid 665] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 662] write(3, "1000", 4) = 4 [pid 662] close(3) = 0 [pid 662] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 662] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 662] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 661] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 666 attached [pid 666] set_robust_list(0x555555b1c660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 666 [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) = 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) = 4 [pid 666] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 663] <... bpf resumed>) = 5 [pid 666] <... bpf resumed>) = 5 [pid 665] <... bpf resumed>) = 5 [pid 664] <... bpf resumed>) = 5 [pid 662] <... bpf resumed>) = 5 [pid 666] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 665] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 664] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 662] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 665] <... bpf resumed>) = 6 [pid 665] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 662] <... bpf resumed>) = 6 [pid 665] <... bpf resumed>) = 7 [pid 664] <... bpf resumed>) = 6 [pid 663] <... bpf resumed>) = 6 [pid 662] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 666] <... bpf resumed>) = 6 [pid 665] exit_group(0 [pid 664] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 663] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 662] <... bpf resumed>) = 7 [pid 666] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 665] <... exit_group resumed>) = ? [pid 664] <... bpf resumed>) = 7 [pid 663] <... bpf resumed>) = 7 [pid 662] exit_group(0 [pid 666] <... bpf resumed>) = 7 [pid 664] exit_group(0 [pid 662] <... exit_group resumed>) = ? [pid 666] exit_group(0 [pid 665] +++ exited with 0 +++ [pid 664] <... exit_group resumed>) = ? [pid 663] exit_group(0 [pid 662] +++ exited with 0 +++ [pid 666] <... exit_group resumed>) = ? [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- 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] +++ exited with 0 +++ [pid 664] +++ exited with 0 +++ [pid 663] <... exit_group resumed>) = ? [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 663] +++ exited with 0 +++ [pid 304] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 668 attached ./strace-static-x86_64: Process 667 attached [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 668 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 667 [pid 668] set_robust_list(0x555555b1c660, 24) = 0 [pid 668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 668] setpgid(0, 0) = 0 [pid 668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 669 [pid 668] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 670 [pid 668] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 669 attached [pid 668] close(3 [pid 667] set_robust_list(0x555555b1c660, 24 [pid 668] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 669] set_robust_list(0x555555b1c660, 24 [pid 668] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 667] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 671 attached [pid 668] <... bpf resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 671 [pid 671] set_robust_list(0x555555b1c660, 24 [pid 669] <... set_robust_list resumed>) = 0 [pid 668] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 668] <... bpf resumed>) = 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 671] <... set_robust_list resumed>) = 0 [pid 669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 668] <... bpf resumed>) = 4 [pid 667] <... prctl resumed>) = 0 [pid 668] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 670 attached [pid 667] setpgid(0, 0 [pid 670] set_robust_list(0x555555b1c660, 24 [pid 667] <... setpgid resumed>) = 0 [pid 670] <... set_robust_list resumed>) = 0 [pid 669] <... prctl resumed>) = 0 [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 669] setpgid(0, 0 [pid 667] <... openat resumed>) = 3 [pid 670] <... prctl resumed>) = 0 [pid 671] <... prctl resumed>) = 0 [pid 670] setpgid(0, 0 [pid 669] <... setpgid resumed>) = 0 [pid 667] write(3, "1000", 4) = 4 [pid 671] setpgid(0, 0 [pid 670] <... setpgid resumed>) = 0 [pid 667] close(3 [pid 671] <... setpgid resumed>) = 0 [pid 667] <... close resumed>) = 0 [pid 671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 671] <... openat resumed>) = 3 [pid 670] <... openat resumed>) = 3 [pid 669] <... openat resumed>) = 3 [pid 667] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 671] write(3, "1000", 4 [pid 670] write(3, "1000", 4 [pid 667] <... bpf resumed>) = 3 [pid 671] <... write resumed>) = 4 [pid 670] <... write resumed>) = 4 [pid 669] write(3, "1000", 4 [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 [pid 669] <... write resumed>) = 4 [pid 671] close(3 [pid 670] close(3 [pid 671] <... close resumed>) = 0 [pid 670] <... close resumed>) = 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 [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 671] <... bpf resumed>) = 3 [pid 669] close(3 [pid 667] <... bpf resumed>) = 4 [pid 671] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 670] <... bpf resumed>) = 3 [pid 669] <... close resumed>) = 0 [pid 667] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 671] <... bpf 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 668] <... bpf resumed>) = 5 [pid 671] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 670] <... bpf resumed>) = 0 [pid 669] <... bpf resumed>) = 3 [pid 668] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 667] <... bpf resumed>) = 5 [pid 671] <... bpf resumed>) = 4 [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 [pid 668] <... bpf resumed>) = 6 [pid 667] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 671] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 670] <... bpf resumed>) = 4 [pid 668] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 671] <... bpf resumed>) = 5 [pid 670] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 668] <... bpf resumed>) = 7 [pid 671] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 670] <... bpf resumed>) = 5 [pid 668] exit_group(0 [pid 671] <... bpf resumed>) = 6 [pid 670] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 669] <... bpf resumed>) = 0 [pid 668] <... exit_group resumed>) = ? [pid 667] <... bpf resumed>) = 6 [pid 671] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 670] <... bpf resumed>) = 6 [pid 667] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 671] <... bpf resumed>) = 7 [pid 670] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 671] exit_group(0 [pid 670] <... bpf resumed>) = 7 [pid 667] <... bpf resumed>) = 7 [pid 671] <... exit_group resumed>) = ? [pid 670] exit_group(0 [pid 671] +++ exited with 0 +++ [pid 670] <... exit_group resumed>) = ? [pid 669] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 668] +++ exited with 0 +++ [pid 667] exit_group(0 [pid 670] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 667] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 672 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 672 attached [pid 672] set_robust_list(0x555555b1c660, 24) = 0 [pid 672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 672] setpgid(0, 0) = 0 [pid 672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 673 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 674 [pid 672] <... openat resumed>) = 3 ./strace-static-x86_64: Process 674 attached ./strace-static-x86_64: Process 673 attached [pid 669] <... bpf resumed>) = 4 [pid 669] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 674] set_robust_list(0x555555b1c660, 24 [pid 672] write(3, "1000", 4) = 4 [pid 672] close(3) = 0 [pid 674] <... set_robust_list resumed>) = 0 [pid 674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 672] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 674] <... prctl resumed>) = 0 [pid 672] <... bpf resumed>) = 3 [pid 674] setpgid(0, 0) = 0 [pid 672] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 667] +++ exited with 0 +++ [pid 672] <... bpf resumed>) = 0 [pid 674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=667, si_uid=0, si_status=0, si_utime=0, si_stime=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 303] restart_syscall(<... resuming interrupted clone ...> [pid 674] <... openat resumed>) = 3 [pid 674] write(3, "1000", 4) = 4 [pid 674] close(3 [pid 303] <... restart_syscall resumed>) = 0 [pid 674] <... close resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 675 [pid 674] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 675 attached [pid 674] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 672] <... bpf resumed>) = 4 [pid 672] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 673] set_robust_list(0x555555b1c660, 24 [pid 675] set_robust_list(0x555555b1c660, 24 [pid 673] <... set_robust_list resumed>) = 0 [pid 673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 673] setpgid(0, 0) = 0 [pid 674] <... bpf resumed>) = 4 [pid 674] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 675] <... set_robust_list resumed>) = 0 [pid 673] <... openat resumed>) = 3 [pid 673] write(3, "1000", 4) = 4 [pid 673] close(3 [pid 675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 673] <... close resumed>) = 0 [pid 675] <... prctl resumed>) = 0 [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] setpgid(0, 0 [pid 673] <... bpf resumed>) = 3 [pid 673] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 675] <... setpgid resumed>) = 0 [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 [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 673] <... bpf resumed>) = 4 [pid 675] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 673] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 675] <... bpf resumed>) = 3 [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) = 4 [pid 675] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 669] <... bpf resumed>) = 5 [pid 675] <... bpf resumed>) = 5 [pid 674] <... bpf resumed>) = 5 [pid 673] <... bpf resumed>) = 5 [pid 672] <... bpf resumed>) = 5 [pid 669] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 675] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 674] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 673] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 672] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 674] <... bpf resumed>) = 6 [pid 673] <... bpf resumed>) = 6 [pid 672] <... bpf resumed>) = 6 [pid 669] <... bpf resumed>) = 6 [pid 674] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 673] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 672] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 669] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 674] <... bpf resumed>) = 7 [pid 673] <... bpf resumed>) = 7 [pid 672] <... bpf resumed>) = 7 [pid 669] <... bpf resumed>) = 7 [pid 672] exit_group(0 [pid 669] exit_group(0 [pid 674] exit_group(0 [pid 673] exit_group(0 [pid 672] <... exit_group resumed>) = ? [pid 669] <... exit_group resumed>) = ? [pid 674] <... exit_group resumed>) = ? [pid 673] <... exit_group resumed>) = ? [pid 669] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 674] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... restart_syscall resumed>) = 0 [pid 672] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 676 attached ./strace-static-x86_64: Process 677 attached [pid 301] <... restart_syscall resumed>) = 0 [pid 676] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 677 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 676 [pid 677] set_robust_list(0x555555b1c660, 24 [pid 676] <... set_robust_list resumed>) = 0 [pid 677] <... set_robust_list resumed>) = 0 [pid 676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 675] <... bpf resumed>) = 6 [pid 676] setpgid(0, 0 [pid 677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 676] <... setpgid resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 678 [pid 677] <... prctl resumed>) = 0 [pid 676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 677] setpgid(0, 0 [pid 675] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 676] <... openat resumed>) = 3 [pid 677] <... setpgid resumed>) = 0 [pid 676] write(3, "1000", 4) = 4 [pid 677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 676] close(3) = 0 ./strace-static-x86_64: Process 678 attached [pid 676] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 677] <... openat resumed>) = 3 [pid 676] <... bpf resumed>) = 3 [pid 677] write(3, "1000", 4 [pid 676] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 677] <... write resumed>) = 4 [pid 676] <... bpf resumed>) = 0 [pid 678] set_robust_list(0x555555b1c660, 24 [pid 677] close(3 [pid 676] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 677] <... close resumed>) = 0 [pid 678] <... set_robust_list resumed>) = 0 [pid 678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 678] setpgid(0, 0) = 0 [pid 676] <... bpf resumed>) = 4 [pid 678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 677] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 676] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 677] <... bpf resumed>) = 3 [pid 678] <... openat resumed>) = 3 [pid 677] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 678] write(3, "1000", 4) = 4 [pid 678] close(3) = 0 [pid 677] <... bpf resumed>) = 0 [pid 677] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 678] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 677] <... bpf resumed>) = 4 [pid 678] <... bpf resumed>) = 3 [pid 678] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 677] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 678] <... bpf resumed>) = 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) = 4 [pid 678] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 675] <... bpf resumed>) = 7 [pid 673] +++ exited with 0 +++ [pid 678] <... bpf resumed>) = 5 [pid 677] <... bpf resumed>) = 5 [pid 676] <... bpf resumed>) = 5 [pid 675] exit_group(0 [pid 678] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 677] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 676] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 675] <... exit_group resumed>) = ? [pid 678] <... bpf resumed>) = 6 [pid 677] <... bpf resumed>) = 6 [pid 675] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 677] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 676] <... bpf resumed>) = 6 [pid 302] <... restart_syscall resumed>) = 0 [pid 676] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 678] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 679 attached ) = 7 [pid 677] <... bpf resumed>) = 7 [pid 676] <... bpf resumed>) = 7 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 679] set_robust_list(0x555555b1c660, 24 [pid 678] exit_group(0 [pid 677] exit_group(0 [pid 676] exit_group(0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 679 [pid 678] <... exit_group resumed>) = ? [pid 676] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 680 attached [pid 679] <... set_robust_list resumed>) = 0 [pid 678] +++ exited with 0 +++ [pid 677] <... exit_group resumed>) = ? [pid 676] +++ exited with 0 +++ [pid 680] set_robust_list(0x555555b1c660, 24) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 680 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 679] <... prctl resumed>) = 0 [pid 680] <... prctl resumed>) = 0 [pid 679] setpgid(0, 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 680] setpgid(0, 0) = 0 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 681 attached [pid 679] <... setpgid resumed>) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 681 [pid 681] set_robust_list(0x555555b1c660, 24 [pid 680] <... openat resumed>) = 3 [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 682 [pid 681] <... set_robust_list resumed>) = 0 [pid 680] write(3, "1000", 4 [pid 679] <... openat resumed>) = 3 [pid 681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 679] write(3, "1000", 4 [pid 681] setpgid(0, 0 [pid 680] <... write resumed>) = 4 [pid 679] <... write resumed>) = 4 [pid 681] <... setpgid resumed>) = 0 [pid 679] close(3 [pid 681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 680] close(3 [pid 679] <... close resumed>) = 0 [pid 681] <... openat resumed>) = 3 [pid 680] <... close resumed>) = 0 [pid 679] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 681] write(3, "1000", 4 [pid 679] <... bpf resumed>) = 3 [pid 679] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 681] <... write resumed>) = 4 [pid 681] close(3 [pid 679] <... bpf resumed>) = 0 [pid 679] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 681] <... close resumed>) = 0 [pid 680] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 681] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 679] <... bpf resumed>) = 4 [pid 681] <... bpf resumed>) = 3 [pid 680] <... bpf resumed>) = 3 [pid 679] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 681] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 680] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 681] <... bpf resumed>) = 0 [pid 680] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 682 attached [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 [pid 680] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 682] set_robust_list(0x555555b1c660, 24 [pid 681] <... bpf resumed>) = 4 [pid 680] <... bpf resumed>) = 4 [pid 682] <... set_robust_list resumed>) = 0 [pid 681] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 680] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 682] setpgid(0, 0) = 0 [pid 682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 682] write(3, "1000", 4) = 4 [pid 682] close(3) = 0 [pid 682] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 682] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 682] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 682] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 677] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 683 ./strace-static-x86_64: Process 683 attached [pid 683] set_robust_list(0x555555b1c660, 24) = 0 [pid 683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 683] setpgid(0, 0) = 0 [pid 683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 683] write(3, "1000", 4) = 4 [pid 683] close(3) = 0 [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) = 3 [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) = 4 [pid 683] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 680] <... bpf resumed>) = 5 [pid 679] <... bpf resumed>) = 5 [pid 681] <... bpf resumed>) = 5 [pid 682] <... bpf resumed>) = 5 [pid 680] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 682] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 681] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 680] <... bpf resumed>) = 6 [pid 679] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 680] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 680] exit_group(0) = ? [pid 680] +++ exited with 0 +++ [pid 679] <... bpf resumed>) = 6 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 683] <... bpf resumed>) = 5 [pid 683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 679] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 302] <... restart_syscall resumed>) = 0 [pid 679] <... bpf resumed>) = 7 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 679] exit_group(0) = ? [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 684 ./strace-static-x86_64: Process 684 attached [pid 684] set_robust_list(0x555555b1c660, 24) = 0 [pid 679] +++ exited with 0 +++ [pid 684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 684] <... prctl resumed>) = 0 [pid 684] setpgid(0, 0) = 0 [pid 683] <... bpf resumed>) = 6 [pid 683] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 683] exit_group(0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 685 [pid 683] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 685 attached [pid 683] +++ exited with 0 +++ [pid 682] <... bpf resumed>) = 6 [pid 681] <... bpf resumed>) = 6 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 681] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 682] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 681] <... bpf resumed>) = 7 [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 684] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 681] exit_group(0 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 686 [pid 681] <... exit_group resumed>) = ? [pid 685] set_robust_list(0x555555b1c660, 24 [pid 682] <... bpf resumed>) = 7 [pid 684] <... bpf resumed>) = 3 [pid 684] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 684] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 682] exit_group(0 [pid 681] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 685] <... set_robust_list resumed>) = 0 [pid 684] <... bpf resumed>) = 4 [pid 682] <... exit_group resumed>) = ? [pid 304] <... restart_syscall resumed>) = 0 [pid 684] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 684] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 687 ./strace-static-x86_64: Process 687 attached [pid 685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 684] <... bpf resumed>) = 6 [pid 684] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 685] <... prctl resumed>) = 0 [pid 687] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 686 attached [pid 686] set_robust_list(0x555555b1c660, 24) = 0 [pid 686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 687] <... set_robust_list resumed>) = 0 [pid 685] setpgid(0, 0 [pid 686] setpgid(0, 0) = 0 [pid 686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 685] <... setpgid resumed>) = 0 [pid 685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 686] <... openat resumed>) = 3 [pid 686] write(3, "1000", 4) = 4 [pid 686] close(3) = 0 [pid 686] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 687] <... prctl resumed>) = 0 [pid 685] <... openat resumed>) = 3 [pid 686] <... bpf resumed>) = 3 [pid 686] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 685] write(3, "1000", 4 [pid 687] setpgid(0, 0 [pid 685] <... write resumed>) = 4 [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 687] <... setpgid resumed>) = 0 [pid 685] close(3 [pid 687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 686] <... bpf resumed>) = 4 [pid 685] <... close resumed>) = 0 [pid 686] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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 687] <... openat resumed>) = 3 [pid 687] write(3, "1000", 4 [pid 685] <... bpf resumed>) = 3 [pid 687] <... write resumed>) = 4 [pid 685] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 687] close(3 [pid 685] <... bpf resumed>) = 0 [pid 686] <... bpf resumed>) = 5 [pid 684] <... bpf resumed>) = 7 [pid 682] +++ exited with 0 +++ [pid 684] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 684] <... exit_group resumed>) = ? [pid 687] <... close resumed>) = 0 [pid 685] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 686] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 686] <... bpf resumed>) = 6 [pid 686] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 688 [pid 685] <... bpf resumed>) = 4 [pid 687] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 685] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 688 attached [pid 688] set_robust_list(0x555555b1c660, 24) = 0 [pid 688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 687] <... bpf resumed>) = 3 [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 [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 [pid 688] <... openat resumed>) = 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) = 3 [pid 688] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 688] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 687] <... bpf resumed>) = 4 [pid 688] <... bpf resumed>) = 4 [pid 687] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 688] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 686] <... bpf resumed>) = 7 [pid 684] +++ exited with 0 +++ [pid 685] <... bpf resumed>) = 5 [pid 686] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 686] <... exit_group resumed>) = ? [pid 685] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 689 [pid 685] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 689 attached [pid 689] set_robust_list(0x555555b1c660, 24) = 0 [pid 685] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 689] setpgid(0, 0) = 0 [pid 689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 689] write(3, "1000", 4) = 4 [pid 689] close(3) = 0 [pid 689] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 689] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 688] <... bpf resumed>) = 5 [pid 687] <... bpf resumed>) = 5 [pid 686] +++ exited with 0 +++ [pid 689] <... bpf resumed>) = 5 [pid 688] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 687] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 685] <... bpf resumed>) = 7 [pid 689] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 688] <... bpf resumed>) = 6 [pid 687] <... bpf resumed>) = 6 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 689] <... bpf resumed>) = 6 [pid 688] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 687] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 685] exit_group(0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 689] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 688] <... bpf resumed>) = 7 [pid 687] <... bpf resumed>) = 7 [pid 685] <... exit_group resumed>) = ? [pid 305] <... restart_syscall resumed>) = 0 [pid 689] <... bpf resumed>) = 7 [pid 688] exit_group(0 [pid 687] exit_group(0 [pid 689] exit_group(0 [pid 688] <... exit_group resumed>) = ? [pid 687] <... exit_group resumed>) = ? [pid 689] <... exit_group resumed>) = ? [pid 688] +++ exited with 0 +++ [pid 687] +++ exited with 0 +++ [pid 685] +++ exited with 0 +++ [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=685, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 690 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 691 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 691 attached [pid 691] set_robust_list(0x555555b1c660, 24) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 691] setpgid(0, 0) = 0 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 692 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 693 ./strace-static-x86_64: Process 693 attached [pid 691] write(3, "1000", 4) = 4 [pid 691] close(3./strace-static-x86_64: Process 690 attached ) = 0 [pid 690] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 692 attached [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 690] <... set_robust_list resumed>) = 0 [pid 692] set_robust_list(0x555555b1c660, 24 [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 [pid 690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 692] <... set_robust_list resumed>) = 0 [pid 690] <... prctl resumed>) = 0 [pid 690] setpgid(0, 0) = 0 [pid 690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 691] <... bpf resumed>) = 4 [pid 691] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 690] <... openat resumed>) = 3 [pid 692] <... prctl resumed>) = 0 [pid 690] write(3, "1000", 4) = 4 [pid 692] setpgid(0, 0) = 0 [pid 690] close(3 [pid 693] set_robust_list(0x555555b1c660, 24) = 0 [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 690] <... close resumed>) = 0 [pid 693] <... prctl resumed>) = 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 692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 693] setpgid(0, 0) = 0 [pid 690] <... bpf resumed>) = 3 [pid 692] <... openat resumed>) = 3 [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 692] write(3, "1000", 4 [pid 690] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 692] <... write resumed>) = 4 [pid 693] <... openat resumed>) = 3 [pid 693] write(3, "1000", 4) = 4 [pid 693] close(3 [pid 690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 692] close(3 [pid 693] <... close resumed>) = 0 [pid 693] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 693] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 690] <... bpf resumed>) = 4 [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 692] <... close resumed>) = 0 [pid 690] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 692] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 693] <... bpf resumed>) = 4 [pid 692] <... bpf resumed>) = 3 [pid 693] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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="kfree", prog_fd=4}}, 16 [pid 689] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 694 attached [pid 694] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 694 [pid 694] <... set_robust_list resumed>) = 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) = 3 [pid 694] write(3, "1000", 4) = 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) = 3 [pid 694] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 694] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 694] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 691] <... bpf resumed>) = 5 [pid 693] <... bpf resumed>) = 5 [pid 691] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 690] <... bpf resumed>) = 5 [pid 694] <... bpf resumed>) = 5 [pid 693] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 692] <... bpf resumed>) = 5 [pid 691] <... bpf resumed>) = 6 [pid 694] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 693] <... bpf resumed>) = 6 [pid 692] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 691] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 694] <... bpf resumed>) = 6 [pid 693] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 691] <... bpf resumed>) = 7 [pid 694] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 693] <... bpf resumed>) = 7 [pid 691] exit_group(0 [pid 694] <... bpf resumed>) = 7 [pid 693] exit_group(0 [pid 691] <... exit_group resumed>) = ? [pid 694] exit_group(0 [pid 693] <... exit_group resumed>) = ? [pid 692] <... bpf resumed>) = 6 [pid 691] +++ exited with 0 +++ [pid 694] <... exit_group resumed>) = ? [pid 693] +++ exited with 0 +++ [pid 692] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 690] <... bpf resumed>) = 6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 694] +++ exited with 0 +++ [pid 692] <... bpf resumed>) = 7 [pid 690] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 690] <... bpf resumed>) = 7 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 692] exit_group(0 [pid 690] exit_group(0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 692] <... exit_group resumed>) = ? [pid 690] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 690] +++ exited with 0 +++ [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 695 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 696 ./strace-static-x86_64: Process 696 attached [pid 305] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 697 attached [pid 696] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 698 [pid 696] <... set_robust_list resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 697 [pid 697] set_robust_list(0x555555b1c660, 24./strace-static-x86_64: Process 695 attached [pid 695] set_robust_list(0x555555b1c660, 24) = 0 [pid 695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 696] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 698 attached [pid 697] <... set_robust_list resumed>) = 0 [pid 696] <... prctl resumed>) = 0 [pid 695] <... prctl resumed>) = 0 [pid 695] setpgid(0, 0) = 0 [pid 696] setpgid(0, 0 [pid 698] set_robust_list(0x555555b1c660, 24 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 696] <... setpgid resumed>) = 0 [pid 695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 695] write(3, "1000", 4 [pid 696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 696] write(3, "1000", 4 [pid 698] <... set_robust_list resumed>) = 0 [pid 697] <... prctl resumed>) = 0 [pid 695] <... write resumed>) = 4 [pid 695] close(3 [pid 697] setpgid(0, 0 [pid 696] <... write resumed>) = 4 [pid 696] close(3 [pid 698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 697] <... setpgid resumed>) = 0 [pid 695] <... close resumed>) = 0 [pid 695] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 696] <... close resumed>) = 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) = 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 698] <... prctl resumed>) = 0 [pid 697] <... openat resumed>) = 3 [pid 695] <... bpf resumed>) = 3 [pid 695] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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] <... bpf resumed>) = 4 [pid 696] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 698] setpgid(0, 0 [pid 697] write(3, "1000", 4 [pid 698] <... setpgid resumed>) = 0 [pid 697] <... write resumed>) = 4 [pid 697] close(3 [pid 698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 697] <... close resumed>) = 0 [pid 695] <... bpf resumed>) = 4 [pid 695] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 698] <... openat resumed>) = 3 [pid 697] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 698] write(3, "1000", 4 [pid 697] <... bpf resumed>) = 3 [pid 698] <... write resumed>) = 4 [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 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] <... bpf resumed>) = 4 [pid 698] <... bpf resumed>) = 3 [pid 698] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 697] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 698] <... bpf resumed>) = 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) = 4 [pid 698] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 692] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 699 attached , child_tidptr=0x555555b1c650) = 699 [pid 699] set_robust_list(0x555555b1c660, 24) = 0 [pid 699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 699] setpgid(0, 0) = 0 [pid 699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 699] write(3, "1000", 4) = 4 [pid 699] close(3) = 0 [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) = 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) = 4 [pid 699] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 696] <... bpf resumed>) = 5 [pid 695] <... bpf resumed>) = 5 [pid 699] <... bpf resumed>) = 5 [pid 698] <... bpf resumed>) = 5 [pid 697] <... bpf resumed>) = 5 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 699] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 698] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 697] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 696] <... bpf resumed>) = 6 [pid 695] <... bpf resumed>) = 6 [pid 699] <... bpf resumed>) = 6 [pid 698] <... bpf resumed>) = 6 [pid 695] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 699] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 698] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 695] <... bpf resumed>) = 7 [pid 699] <... bpf resumed>) = 7 [pid 698] <... bpf resumed>) = 7 [pid 695] exit_group(0 [pid 699] exit_group(0 [pid 698] exit_group(0 [pid 695] <... exit_group resumed>) = ? [pid 699] <... exit_group resumed>) = ? [pid 698] <... exit_group resumed>) = ? [pid 697] <... bpf resumed>) = 6 [pid 696] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 695] +++ exited with 0 +++ [pid 699] +++ exited with 0 +++ [pid 698] +++ exited with 0 +++ [pid 697] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 696] <... bpf resumed>) = 7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 697] <... bpf resumed>) = 7 [pid 301] <... restart_syscall resumed>) = 0 [pid 697] exit_group(0 [pid 696] exit_group(0 [pid 697] <... exit_group resumed>) = ? [pid 696] <... exit_group resumed>) = ? [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 696] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 701 attached [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 700 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 701 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 702 ./strace-static-x86_64: Process 702 attached [pid 701] set_robust_list(0x555555b1c660, 24 [pid 303] <... restart_syscall resumed>) = 0 [pid 702] set_robust_list(0x555555b1c660, 24 [pid 701] <... set_robust_list resumed>) = 0 [pid 702] <... set_robust_list resumed>) = 0 [pid 701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 703 attached [pid 702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 701] <... prctl resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 703 ./strace-static-x86_64: Process 700 attached [pid 701] setpgid(0, 0 [pid 700] set_robust_list(0x555555b1c660, 24 [pid 702] <... prctl resumed>) = 0 [pid 701] <... setpgid resumed>) = 0 [pid 703] set_robust_list(0x555555b1c660, 24 [pid 701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 702] setpgid(0, 0 [pid 703] <... set_robust_list resumed>) = 0 [pid 700] <... set_robust_list resumed>) = 0 [pid 700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 702] <... setpgid resumed>) = 0 [pid 701] <... openat resumed>) = 3 [pid 701] write(3, "1000", 4 [pid 700] <... prctl resumed>) = 0 [pid 701] <... write resumed>) = 4 [pid 700] setpgid(0, 0) = 0 [pid 701] close(3 [pid 700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 701] <... close resumed>) = 0 [pid 702] <... openat resumed>) = 3 [pid 701] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 703] <... prctl resumed>) = 0 [pid 702] write(3, "1000", 4 [pid 701] <... bpf resumed>) = 3 [pid 703] setpgid(0, 0 [pid 702] <... write resumed>) = 4 [pid 701] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 700] <... openat resumed>) = 3 [pid 701] <... bpf resumed>) = 0 [pid 700] write(3, "1000", 4) = 4 [pid 700] close(3) = 0 [pid 700] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 703] <... setpgid resumed>) = 0 [pid 702] close(3 [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 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 702] <... close resumed>) = 0 [pid 701] <... bpf resumed>) = 4 [pid 700] <... bpf resumed>) = 3 [pid 700] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 703] <... openat resumed>) = 3 [pid 702] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 701] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 703] write(3, "1000", 4) = 4 [pid 702] <... bpf resumed>) = 3 [pid 703] close(3 [pid 702] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 703] <... close resumed>) = 0 [pid 702] <... bpf resumed>) = 0 [pid 703] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 700] <... bpf resumed>) = 4 [pid 700] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 703] <... bpf resumed>) = 3 [pid 703] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 702] <... bpf resumed>) = 4 [pid 703] <... bpf resumed>) = 0 [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 702] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 703] <... bpf resumed>) = 4 [pid 703] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 697] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 704 attached , child_tidptr=0x555555b1c650) = 704 [pid 704] set_robust_list(0x555555b1c660, 24) = 0 [pid 704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 704] setpgid(0, 0) = 0 [pid 704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 704] write(3, "1000", 4) = 4 [pid 704] close(3) = 0 [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) = 3 [pid 704] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [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) = 4 [pid 704] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 701] <... bpf resumed>) = 5 [pid 704] <... bpf resumed>) = 5 [pid 703] <... bpf resumed>) = 5 [pid 702] <... bpf resumed>) = 5 [pid 700] <... bpf resumed>) = 5 [pid 701] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 703] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 704] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 703] <... bpf resumed>) = 6 [pid 702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 701] <... bpf resumed>) = 6 [pid 700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 703] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 703] exit_group(0) = ? [pid 703] +++ exited with 0 +++ [pid 704] <... bpf resumed>) = 6 [pid 701] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 700] <... bpf resumed>) = 6 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 700] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 701] <... bpf resumed>) = 7 [pid 704] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 700] <... bpf resumed>) = 7 [pid 701] exit_group(0 [pid 704] <... bpf resumed>) = 7 [pid 704] exit_group(0) = ? [pid 700] exit_group(0 [pid 701] <... exit_group resumed>) = ? [pid 704] +++ exited with 0 +++ [pid 701] +++ exited with 0 +++ [pid 700] <... exit_group resumed>) = ? [pid 702] <... bpf resumed>) = 6 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 702] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 707 attached ./strace-static-x86_64: Process 706 attached ./strace-static-x86_64: Process 705 attached [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 705 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 706 [pid 706] set_robust_list(0x555555b1c660, 24 [pid 705] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 707 [pid 706] <... set_robust_list resumed>) = 0 [pid 705] <... set_robust_list resumed>) = 0 [pid 707] set_robust_list(0x555555b1c660, 24 [pid 706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 707] <... set_robust_list resumed>) = 0 [pid 706] <... prctl resumed>) = 0 [pid 705] <... prctl resumed>) = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 706] setpgid(0, 0 [pid 705] setpgid(0, 0 [pid 707] <... prctl resumed>) = 0 [pid 707] setpgid(0, 0) = 0 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 706] <... setpgid resumed>) = 0 [pid 705] <... setpgid resumed>) = 0 [pid 707] <... openat resumed>) = 3 [pid 706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 706] <... openat resumed>) = 3 [pid 705] <... openat resumed>) = 3 [pid 707] <... bpf resumed>) = 3 [pid 706] write(3, "1000", 4 [pid 705] write(3, "1000", 4 [pid 707] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 706] <... write resumed>) = 4 [pid 705] <... write resumed>) = 4 [pid 707] <... bpf resumed>) = 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 [pid 706] close(3 [pid 705] close(3 [pid 706] <... close resumed>) = 0 [pid 705] <... close resumed>) = 0 [pid 706] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 705] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 707] <... bpf resumed>) = 4 [pid 706] <... bpf resumed>) = 3 [pid 705] <... bpf resumed>) = 3 [pid 706] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 705] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 706] <... bpf resumed>) = 0 [pid 705] <... bpf resumed>) = 0 [pid 706] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [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] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 706] <... bpf resumed>) = 4 [pid 705] <... bpf resumed>) = 4 [pid 706] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 705] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 706] <... bpf resumed>) = 5 [pid 705] <... bpf resumed>) = 5 [pid 702] <... bpf resumed>) = 7 [pid 700] +++ exited with 0 +++ [pid 707] <... bpf resumed>) = 5 [pid 706] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 705] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 707] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 706] <... bpf resumed>) = 6 [pid 705] <... bpf resumed>) = 6 [pid 702] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 706] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 705] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 702] <... exit_group resumed>) = ? [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 706] <... bpf resumed>) = 7 [pid 705] <... bpf resumed>) = 7 [pid 706] exit_group(0 [pid 705] exit_group(0 [pid 706] <... exit_group resumed>) = ? [pid 705] <... exit_group resumed>) = ? [pid 706] +++ exited with 0 +++ [pid 702] +++ exited with 0 +++ [pid 305] <... restart_syscall resumed>) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 709 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 708 ./strace-static-x86_64: Process 709 attached [pid 709] set_robust_list(0x555555b1c660, 24) = 0 [pid 707] <... bpf resumed>) = 6 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 709] setpgid(0, 0) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 707] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 710 [pid 709] write(3, "1000", 4) = 4 [pid 709] close(3) = 0 [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./strace-static-x86_64: Process 710 attached ./strace-static-x86_64: Process 708 attached ) = 3 [pid 709] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 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 710] set_robust_list(0x555555b1c660, 24 [pid 708] set_robust_list(0x555555b1c660, 24) = 0 [pid 710] <... set_robust_list resumed>) = 0 [pid 710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 709] <... bpf resumed>) = 4 [pid 708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 709] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 708] <... prctl resumed>) = 0 [pid 710] <... prctl resumed>) = 0 [pid 708] setpgid(0, 0 [pid 710] setpgid(0, 0) = 0 [pid 708] <... setpgid resumed>) = 0 [pid 708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 708] write(3, "1000", 4) = 4 [pid 708] close(3) = 0 [pid 710] <... openat resumed>) = 3 [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 710] write(3, "1000", 4 [pid 708] <... bpf resumed>) = 3 [pid 710] <... write resumed>) = 4 [pid 710] close(3 [pid 708] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 710] <... close resumed>) = 0 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 [pid 708] <... bpf resumed>) = 4 [pid 710] <... bpf resumed>) = 3 [pid 708] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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) = 4 [pid 710] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 709] <... bpf resumed>) = 5 [pid 707] <... bpf resumed>) = 7 [pid 705] +++ exited with 0 +++ [pid 708] <... 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=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 710] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 709] <... bpf resumed>) = 6 [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 707] exit_group(0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 709] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 707] <... exit_group resumed>) = ? [pid 303] <... restart_syscall resumed>) = 0 [pid 709] <... bpf resumed>) = 7 [pid 709] exit_group(0) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 709] +++ exited with 0 +++ [pid 707] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 711 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 711 attached [pid 711] set_robust_list(0x555555b1c660, 24) = 0 [pid 711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 711] setpgid(0, 0) = 0 [pid 711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 708] <... bpf resumed>) = 6 [pid 711] <... openat resumed>) = 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 [pid 708] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 711] <... bpf resumed>) = 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 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 712 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 713 [pid 711] <... bpf resumed>) = 4 [pid 708] <... bpf resumed>) = 7 [pid 711] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16) = 5 [pid 711] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 708] exit_group(0) = ? [pid 711] <... bpf resumed>) = 6 [pid 711] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 711] exit_group(0 [pid 708] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 711] <... exit_group resumed>) = ? [pid 304] <... restart_syscall resumed>) = 0 [ 35.934429][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 35.945871][ T710] BUG: scheduling while atomic: syz-executor400/710/0x00000002 [ 35.953174][ T710] Modules linked in: [ 35.956926][ T710] Preemption disabled at: [ 35.956932][ T710] [] is_module_text_address+0x1f/0x360 [ 35.967948][ T710] CPU: 0 PID: 710 Comm: syz-executor400 Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 714 ./strace-static-x86_64: Process 712 attached [pid 712] set_robust_list(0x555555b1c660, 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="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 714 attached [pid 714] set_robust_list(0x555555b1c660, 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) = 4 [ 35.979300][ T710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 35.989193][ T710] Call Trace: [ 35.992325][ T710] [ 35.995097][ T710] dump_stack_lvl+0x151/0x1b7 [ 35.999609][ T710] ? is_module_text_address+0x1f/0x360 [ 36.004908][ T710] ? is_module_text_address+0x1f/0x360 [ 36.010198][ T710] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 36.015495][ T710] ? is_module_text_address+0x1f/0x360 [ 36.020785][ T710] dump_stack+0x15/0x1b [ 36.024778][ T710] __schedule_bug+0x195/0x260 [ 36.029293][ T710] ? irqentry_exit+0x30/0x40 [ 36.033718][ T710] ? sysvec_irq_work+0x52/0xb0 [ 36.038317][ T710] ? cpu_util_update_eff+0x10e0/0x10e0 [ 36.043613][ T710] __schedule+0xcf7/0x1550 [ 36.047868][ T710] ? __kasan_check_write+0x14/0x20 [ 36.052812][ T710] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 36.057759][ T710] ? __sched_text_start+0x8/0x8 [ 36.062445][ T710] ? __kasan_check_read+0x11/0x20 [ 36.067307][ T710] ? cgroup_update_frozen+0x15f/0x980 [ 36.072514][ T710] ? ptrace_stop+0x367/0x930 [ 36.076944][ T710] schedule+0xc3/0x180 [ 36.080847][ T710] ptrace_stop+0x54f/0x930 [ 36.085104][ T710] ptrace_notify+0x225/0x350 [ 36.089528][ T710] ? do_notify_parent+0xa20/0xa20 [ 36.094385][ T710] ? __kasan_check_write+0x14/0x20 [ 36.099348][ T710] ? fpregs_restore_userregs+0x130/0x290 [ 36.104803][ T710] syscall_exit_to_user_mode+0xa2/0x140 [ 36.110181][ T710] do_syscall_64+0x49/0xb0 [ 36.114434][ T710] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 36.120163][ T710] RIP: 0033:0x7f056956eea9 [ 36.124417][ T710] 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 [ 36.143855][ T710] RSP: 002b:00007ffc3ad3c448 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 36.152100][ T710] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f056956eea9 [ 36.159913][ T710] RDX: 000000000000001f RSI: 0000000020000140 RDI: 0000000000000005 [ 36.167741][ T710] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 36.175533][ T710] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [pid 714] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 710] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 713 attached [pid 714] <... bpf resumed>) = 5 [pid 712] <... bpf resumed>) = 5 [pid 711] +++ exited with 0 +++ [pid 714] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 713] set_robust_list(0x555555b1c660, 24 [pid 712] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 714] <... bpf resumed>) = 6 [pid 713] <... set_robust_list resumed>) = 0 [pid 710] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 712] <... bpf resumed>) = 6 [pid 714] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 710] exit_group(0 [pid 714] <... bpf resumed>) = 7 [pid 713] <... prctl resumed>) = 0 [pid 712] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 714] exit_group(0 [pid 713] setpgid(0, 0 [pid 710] <... exit_group resumed>) = ? [pid 714] <... exit_group resumed>) = ? [pid 713] <... setpgid resumed>) = 0 [pid 712] <... bpf resumed>) = 7 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 710] +++ exited with 0 +++ [pid 714] +++ exited with 0 +++ [pid 713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 712] exit_group(0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 716 attached [pid 713] <... openat resumed>) = 3 [pid 712] <... exit_group resumed>) = ? [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 716 [pid 716] set_robust_list(0x555555b1c660, 24 [pid 713] write(3, "1000", 4 [pid 716] <... set_robust_list resumed>) = 0 [pid 713] <... write resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=710, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 713] close(3 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 716] <... prctl resumed>) = 0 [pid 713] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 717 attached [pid 716] setpgid(0, 0 [pid 713] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72./strace-static-x86_64: Process 718 attached [pid 717] set_robust_list(0x555555b1c660, 24 [pid 716] <... setpgid resumed>) = 0 [pid 713] <... bpf resumed>) = 3 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 717 [pid 718] set_robust_list(0x555555b1c660, 24 [pid 717] <... set_robust_list resumed>) = 0 [pid 716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 713] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 718] <... set_robust_list resumed>) = 0 [pid 717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 716] <... openat resumed>) = 3 [pid 713] <... bpf resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 718 [pid 718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 717] <... prctl resumed>) = 0 [pid 716] write(3, "1000", 4 [pid 713] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 718] <... prctl resumed>) = 0 [pid 717] setpgid(0, 0 [pid 716] <... write resumed>) = 4 [pid 718] setpgid(0, 0 [pid 717] <... setpgid resumed>) = 0 [pid 716] close(3 [pid 713] <... bpf resumed>) = 4 [pid 718] <... setpgid resumed>) = 0 [pid 717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 716] <... close resumed>) = 0 [pid 713] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 717] <... openat resumed>) = 3 [pid 717] write(3, "1000", 4 [pid 716] <... bpf resumed>) = 3 [pid 717] <... write resumed>) = 4 [pid 716] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 717] close(3 [pid 716] <... bpf resumed>) = 0 [pid 717] <... close resumed>) = 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 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 718] write(3, "1000", 4 [pid 717] <... bpf resumed>) = 3 [pid 716] <... bpf resumed>) = 4 [pid 718] <... write resumed>) = 4 [pid 717] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 718] close(3 [pid 717] <... bpf resumed>) = 0 [pid 716] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 718] <... close resumed>) = 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 717] <... bpf resumed>) = 4 [pid 718] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 712] +++ exited with 0 +++ [pid 718] <... bpf resumed>) = 0 [pid 717] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", 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 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 718] <... bpf resumed>) = 4 [pid 718] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 719 attached , child_tidptr=0x555555b1c650) = 719 [pid 719] set_robust_list(0x555555b1c660, 24) = 0 [pid 719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 719] setpgid(0, 0) = 0 [pid 719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 719] write(3, "1000", 4) = 4 [pid 719] close(3) = 0 [pid 719] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 719] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 719] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 713] <... bpf resumed>) = 5 [pid 718] <... bpf resumed>) = 5 [pid 717] <... bpf resumed>) = 5 [pid 716] <... bpf resumed>) = 5 [pid 713] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 718] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 717] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 716] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 713] <... bpf resumed>) = 6 [pid 719] <... bpf resumed>) = 5 [pid 718] <... bpf resumed>) = 6 [pid 719] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 716] <... bpf resumed>) = 6 [pid 718] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 36.183349][ T710] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 36.191163][ T710] [pid 713] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 718] <... bpf resumed>) = 7 [ 36.239578][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 36.250970][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 36.258421][ T297] Modules linked in: [ 36.262050][ T297] Preemption disabled at: [ 36.262055][ T297] [] up_read+0x16/0x170 [ 36.271772][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 36.283142][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 36.293034][ T297] Call Trace: [ 36.296159][ T297] [ 36.298933][ T297] dump_stack_lvl+0x151/0x1b7 [ 36.303446][ T297] ? up_read+0x16/0x170 [ 36.307439][ T297] ? up_read+0x16/0x170 [ 36.311432][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 36.316727][ T297] ? up_read+0x16/0x170 [ 36.320719][ T297] dump_stack+0x15/0x1b [ 36.324712][ T297] __schedule_bug+0x195/0x260 [ 36.329227][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 36.334522][ T297] __schedule+0xcf7/0x1550 [ 36.338773][ T297] ? __sched_text_start+0x8/0x8 [ 36.343457][ T297] ? __kasan_check_write+0x14/0x20 [ 36.348407][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 36.353181][ T297] schedule+0xc3/0x180 [ 36.357086][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 36.362119][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 36.367413][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 36.372793][ T297] do_syscall_64+0x49/0xb0 [ 36.377048][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 36.382775][ T297] RIP: 0033:0x4e815a [ 36.386510][ T297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 78 0c 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 36 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b8 ff ff ff f7 [ 36.405949][ T297] RSP: 002b:00007fffab5b2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 36.414193][ T297] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 36.422005][ T297] RDX: 0000000000000001 RSI: 00007fffab5b2c50 RDI: 00000000000002cc [ 36.429815][ T297] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 716] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 719] <... bpf resumed>) = 6 [pid 718] exit_group(0 [pid 717] <... bpf resumed>) = 6 [pid 713] <... bpf resumed>) = 7 [pid 718] <... exit_group resumed>) = ? [pid 716] <... bpf resumed>) = 7 [pid 713] exit_group(0 [pid 719] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 718] +++ exited with 0 +++ [pid 719] <... bpf resumed>) = 7 [pid 716] exit_group(0 [pid 713] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 719] exit_group(0 [pid 717] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 716] <... exit_group resumed>) = ? [pid 713] +++ exited with 0 +++ [pid 719] <... exit_group resumed>) = ? [pid 719] +++ exited with 0 +++ [pid 717] <... bpf resumed>) = 7 [pid 716] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 717] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 720 attached [pid 717] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 720 [pid 305] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 720] set_robust_list(0x555555b1c660, 24) = 0 [pid 720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 720] setpgid(0, 0./strace-static-x86_64: Process 721 attached ) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 720] write(3, "1000", 4) = 4 [pid 720] close(3) = 0 [pid 720] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 721 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 722 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 723 [pid 720] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 720] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 723 attached ./strace-static-x86_64: Process 722 attached [pid 721] set_robust_list(0x555555b1c660, 24 [pid 720] <... bpf resumed>) = 4 [pid 720] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 723] set_robust_list(0x555555b1c660, 24) = 0 [pid 723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 721] <... set_robust_list resumed>) = 0 [pid 723] <... prctl resumed>) = 0 [pid 723] setpgid(0, 0) = 0 [pid 723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 723] write(3, "1000", 4) = 4 [pid 721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 723] close(3) = 0 [pid 723] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 722] set_robust_list(0x555555b1c660, 24 [pid 721] <... prctl resumed>) = 0 [pid 723] <... bpf resumed>) = 3 [pid 723] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 723] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 722] <... set_robust_list resumed>) = 0 [pid 721] setpgid(0, 0 [pid 723] <... bpf resumed>) = 4 [pid 723] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 722] setpgid(0, 0) = 0 [pid 722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 721] <... setpgid resumed>) = 0 [pid 722] <... openat resumed>) = 3 [pid 721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 722] write(3, "1000", 4) = 4 [pid 722] close(3) = 0 [pid 722] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 722] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 721] <... openat resumed>) = 3 [pid 722] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 721] write(3, "1000", 4) = 4 [pid 722] <... bpf resumed>) = 4 [pid 721] close(3) = 0 [pid 721] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 722] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 721] <... bpf resumed>) = 3 [pid 721] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 721] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 721] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 717] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 724 attached , child_tidptr=0x555555b1c650) = 724 [pid 724] set_robust_list(0x555555b1c660, 24) = 0 [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 724] setpgid(0, 0) = 0 [pid 724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 724] write(3, "1000", 4) = 4 [pid 724] close(3) = 0 [pid 724] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 724] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 724] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [ 36.437629][ T297] R10: 00007fffab5b2c60 R11: 0000000000000246 R12: 0000000000000000 [ 36.445440][ T297] R13: 0000000020000100 R14: 0000000001e0e010 R15: 0000000001e102b0 [ 36.453253][ T297] [pid 724] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 720] <... bpf resumed>) = 5 [pid 724] <... bpf resumed>) = 5 [pid 723] <... bpf resumed>) = 5 [pid 722] <... bpf resumed>) = 5 [pid 721] <... bpf resumed>) = 5 [pid 720] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 724] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 723] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 722] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 721] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 724] <... bpf resumed>) = 6 [pid 720] <... bpf resumed>) = 6 [pid 724] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 724] exit_group(0) = ? [pid 724] +++ exited with 0 +++ [pid 723] <... bpf resumed>) = 6 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 723] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 721] <... bpf resumed>) = 6 [pid 720] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] <... restart_syscall resumed>) = 0 [pid 723] <... bpf resumed>) = 7 [pid 722] <... bpf resumed>) = 6 [pid 721] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 720] <... bpf resumed>) = 7 [pid 723] exit_group(0 [pid 722] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 721] <... bpf resumed>) = 7 [pid 720] exit_group(0 [pid 723] <... exit_group resumed>) = ? [pid 722] <... bpf resumed>) = 7 [pid 721] exit_group(0 [pid 720] <... exit_group resumed>) = ? [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 723] +++ exited with 0 +++ [pid 721] <... exit_group resumed>) = ? [pid 720] +++ exited with 0 +++ [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 725 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 725 attached [pid 721] +++ exited with 0 +++ [pid 722] exit_group(0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 725] set_robust_list(0x555555b1c660, 24 [pid 722] <... exit_group resumed>) = ? [pid 303] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 725] <... set_robust_list resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 726 attached [pid 725] <... prctl resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 726 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 725] setpgid(0, 0 [pid 726] set_robust_list(0x555555b1c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b1c650) = 728 ./strace-static-x86_64: Process 727 attached [pid 726] <... set_robust_list resumed>) = 0 [pid 725] <... setpgid resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 727 [pid 725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 728 attached [pid 728] set_robust_list(0x555555b1c660, 24) = 0 [pid 728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 725] <... openat resumed>) = 3 [pid 728] setpgid(0, 0) = 0 [pid 725] write(3, "1000", 4 [pid 727] set_robust_list(0x555555b1c660, 24 [pid 726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 725] <... write resumed>) = 4 [pid 726] <... prctl resumed>) = 0 [pid 727] <... set_robust_list resumed>) = 0 [pid 726] setpgid(0, 0 [pid 725] close(3 [pid 728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 726] <... setpgid resumed>) = 0 [pid 725] <... close resumed>) = 0 [pid 728] <... openat resumed>) = 3 [pid 728] write(3, "1000", 4) = 4 [pid 725] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 727] <... prctl resumed>) = 0 [pid 726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 725] <... bpf resumed>) = 3 [pid 725] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 728] close(3 [pid 725] <... bpf resumed>) = 0 [pid 728] <... close resumed>) = 0 [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 726] <... openat resumed>) = 3 [pid 728] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 728] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 728] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 725] <... bpf resumed>) = 4 [pid 726] write(3, "1000", 4 [pid 725] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 727] setpgid(0, 0 [pid 728] <... bpf resumed>) = 4 [pid 727] <... setpgid resumed>) = 0 [pid 726] <... write resumed>) = 4 [pid 728] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 726] close(3 [pid 727] <... openat resumed>) = 3 [pid 726] <... close resumed>) = 0 [pid 726] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 726] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 727] write(3, "1000", 4 [pid 726] <... bpf resumed>) = 0 [pid 727] <... write resumed>) = 4 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 727] close(3) = 0 [pid 727] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 727] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 726] <... bpf resumed>) = 4 [pid 727] <... bpf resumed>) = 0 [pid 727] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 726] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 727] <... bpf resumed>) = 4 [pid 722] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 727] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 729 attached [pid 729] set_robust_list(0x555555b1c660, 24 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 729 [pid 729] <... set_robust_list resumed>) = 0 [pid 729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 729] setpgid(0, 0) = 0 [pid 729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 729] write(3, "1000", 4) = 4 [pid 729] close(3) = 0 [pid 729] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 729] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 729] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 729] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 725] <... bpf resumed>) = 5 [pid 729] <... bpf resumed>) = 5 [pid 728] <... bpf resumed>) = 5 [pid 727] <... bpf resumed>) = 5 [pid 726] <... bpf resumed>) = 5 [pid 725] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 729] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 728] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 727] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 725] <... bpf resumed>) = 6 [pid 729] <... bpf resumed>) = 6 [pid 726] <... bpf resumed>) = 6 [pid 725] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 726] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 725] <... bpf resumed>) = 7 [pid 726] <... bpf resumed>) = 7 [pid 725] exit_group(0 [pid 726] exit_group(0 [pid 725] <... exit_group resumed>) = ? [pid 728] <... bpf resumed>) = 6 [pid 726] <... exit_group resumed>) = ? [pid 725] +++ exited with 0 +++ [pid 729] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 728] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 727] <... bpf resumed>) = 6 [pid 726] +++ exited with 0 +++ [pid 729] <... bpf resumed>) = 7 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 728] <... bpf resumed>) = 7 [pid 727] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 728] exit_group(0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 728] <... exit_group resumed>) = ? [pid 727] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 730 attached [pid 730] set_robust_list(0x555555b1c660, 24) = 0 [pid 730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 730] setpgid(0, 0) = 0 [pid 730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 728] +++ exited with 0 +++ [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 730 [pid 727] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 729] exit_group(0 [pid 727] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 729] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1c650) = 732 [pid 730] <... openat resumed>) = 3 [pid 730] write(3, "1000", 4) = 4 [pid 730] close(3 [pid 727] +++ exited with 0 +++ [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 731 [pid 730] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 730] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 730] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 732 attached ./strace-static-x86_64: Process 731 attached ) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 732] set_robust_list(0x555555b1c660, 24 [pid 731] set_robust_list(0x555555b1c660, 24 [pid 730] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 733 attached [pid 732] <... set_robust_list resumed>) = 0 [pid 731] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555555b1c650) = 733 [pid 733] set_robust_list(0x555555b1c660, 24 [pid 732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 733] <... set_robust_list resumed>) = 0 [pid 732] <... prctl resumed>) = 0 [pid 731] <... prctl resumed>) = 0 [pid 733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 732] setpgid(0, 0 [pid 731] setpgid(0, 0 [pid 733] <... prctl resumed>) = 0 [pid 732] <... setpgid resumed>) = 0 [pid 731] <... setpgid resumed>) = 0 [pid 733] setpgid(0, 0 [pid 732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 733] <... setpgid resumed>) = 0 [pid 732] <... openat resumed>) = 3 [pid 731] <... openat resumed>) = 3 [pid 733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 732] write(3, "1000", 4 [pid 731] write(3, "1000", 4 [pid 733] <... openat resumed>) = 3 [pid 732] <... write resumed>) = 4 [pid 731] <... write resumed>) = 4 [pid 733] write(3, "1000", 4 [pid 732] close(3 [pid 731] close(3 [pid 733] <... write resumed>) = 4 [pid 732] <... close resumed>) = 0 [pid 731] <... close resumed>) = 0 [pid 733] close(3 [pid 732] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 731] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 733] <... close resumed>) = 0 [pid 732] <... bpf resumed>) = 3 [pid 731] <... bpf resumed>) = 3 [pid 733] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 732] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 731] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 733] <... bpf resumed>) = 3 [pid 732] <... bpf resumed>) = 0 [pid 731] <... bpf resumed>) = 0 [pid 733] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4 [pid 732] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 731] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 733] <... bpf resumed>) = 0 [pid 732] <... bpf resumed>) = 4 [pid 731] <... bpf resumed>) = 4 [pid 733] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 732] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 731] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 730] <... bpf resumed>) = 5 [pid 733] <... bpf resumed>) = 4 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 733] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 730] <... bpf resumed>) = 6 [pid 730] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 732] <... bpf resumed>) = 5 [pid 731] <... bpf resumed>) = 5 [pid 729] +++ exited with 0 +++ [pid 730] <... bpf resumed>) = 7 [pid 733] <... bpf resumed>) = 5 [pid 732] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 731] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 731] <... bpf resumed>) = 6 [pid 730] exit_group(0 [pid 731] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 733] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x20000200, license="GPL", log_level=0, log_size=0, log_buf=NULL}, 31 [pid 732] <... bpf resumed>) = 6 [pid 731] <... bpf resumed>) = 7 [pid 730] <... exit_group resumed>) = ? [pid 731] exit_group(0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 731] <... exit_group resumed>) = ? [pid 731] +++ exited with 0 +++ [pid 730] +++ exited with 0 +++ [pid 732] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 305] <... clone resumed>, child_tidptr=0x555555b1c650) = 734 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 734 attached [pid 733] <... bpf resumed>) = 6 [pid 732] <... bpf resumed>) = 7 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 734] set_robust_list(0x555555b1c660, 24 [pid 733] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 732] exit_group(0 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... restart_syscall resumed>) = 0 [pid 732] <... exit_group resumed>) = ? [pid 304] <... restart_syscall resumed>) = 0 [pid 734] <... set_robust_list resumed>) = 0 [pid 734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 734] setpgid(0, 0) = 0 [pid 734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 734] write(3, "1000", 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 734] <... write resumed>) = 4 [pid 734] close(3) = 0 [pid 734] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 734] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 734] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 303] <... clone resumed>, child_tidptr=0x555555b1c650) = 735 [pid 304] <... clone resumed>, child_tidptr=0x555555b1c650) = 736 ./strace-static-x86_64: Process 735 attached [pid 734] <... bpf resumed>) = 4 [pid 734] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16./strace-static-x86_64: Process 736 attached [pid 735] set_robust_list(0x555555b1c660, 24 [pid 736] set_robust_list(0x555555b1c660, 24) = 0 [pid 736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 735] <... set_robust_list resumed>) = 0 [pid 736] <... prctl resumed>) = 0 [pid 736] setpgid(0, 0) = 0 [pid 736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 736] <... openat resumed>) = 3 [pid 736] write(3, "1000", 4) = 4 [pid 736] close(3) = 0 [pid 736] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 735] <... prctl resumed>) = 0 [pid 736] <... bpf resumed>) = 3 [pid 736] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 736] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 735] setpgid(0, 0 [pid 736] <... bpf resumed>) = 4 [pid 735] <... setpgid resumed>) = 0 [pid 736] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 735] write(3, "1000", 4) = 4 [pid 735] close(3) = 0 [pid 735] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 735] bpf(BPF_MAP_FREEZE, {map_fd=3}, 4) = 0 [pid 735] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 735] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=4}}, 16 [pid 732] +++ exited with 0 +++ [pid 736] <... bpf resumed>) = 5 [pid 735] <... bpf resumed>) = 5 [pid 734] <... bpf resumed>) = 5 [pid 733] <... bpf resumed>) = 7 [ 36.606839][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840b35f0 with preempt_count 00000103, exited with 00000102? [ 36.618211][ T297] BUG: scheduling while atomic: strace-static-x/297/0x00000002 [ 36.625562][ T297] Modules linked in: [ 36.629450][ T297] Preemption disabled at: [ 36.629457][ T297] [] up_read+0x16/0x170 [ 36.639217][ T297] CPU: 0 PID: 297 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00069-gfa87a072a7fc #0 [ 36.650523][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 36.660416][ T297] Call Trace: [ 36.663542][ T297] [ 36.666317][ T297] dump_stack_lvl+0x151/0x1b7 [ 36.670831][ T297] ? up_read+0x16/0x170 [ 36.674828][ T297] ? up_read+0x16/0x170 [ 36.678819][ T297] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 36.684122][ T297] ? up_read+0x16/0x170 [ 36.688103][ T297] dump_stack+0x15/0x1b [ 36.692095][ T297] __schedule_bug+0x195/0x260 [ 36.696610][ T297] ? cpu_util_update_eff+0x10e0/0x10e0 [ 36.701906][ T297] __schedule+0xcf7/0x1550 [ 36.706166][ T297] ? __sched_text_start+0x8/0x8 [ 36.710842][ T297] ? __kasan_check_write+0x14/0x20 [ 36.715792][ T297] ? __se_sys_ptrace+0x3b2/0x410 [ 36.720563][ T297] schedule+0xc3/0x180 [ 36.724468][ T297] exit_to_user_mode_loop+0x4e/0xa0 [ 36.729501][ T297] exit_to_user_mode_prepare+0x5a/0xa0 [ 36.734797][ T297] syscall_exit_to_user_mode+0x26/0x140 [ 36.740177][ T297] do_syscall_64+0x49/0xb0 [ 36.744429][ T297] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 36.750159][ T297] RIP: 0033:0x4e815a