./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2499764714 <...> Warning: Permanently added '10.128.1.57' (ED25519) to the list of known hosts. execve("./syz-executor2499764714", ["./syz-executor2499764714"], 0x7ffc4d6ff000 /* 10 vars */) = 0 brk(NULL) = 0x555555b3c000 brk(0x555555b3cd00) = 0x555555b3cd00 arch_prctl(ARCH_SET_FS, 0x555555b3c380) = 0 set_tid_address(0x555555b3c650) = 296 set_robust_list(0x555555b3c660, 24) = 0 rseq(0x555555b3cca0, 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-executor2499764714", 4096) = 28 getrandom("\x68\x3c\xab\x7b\x1c\x92\xaa\x5c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555b3cd00 brk(0x555555b5dd00) = 0x555555b5dd00 brk(0x555555b5e000) = 0x555555b5e000 mprotect(0x7f1519565000, 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=0x555555b3c650) = 297 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 297 attached , child_tidptr=0x555555b3c650) = 298 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] set_robust_list(0x555555b3c660, 24./strace-static-x86_64: Process 298 attached ) = 0 [pid 296] <... clone resumed>, child_tidptr=0x555555b3c650) = 299 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... clone resumed>, child_tidptr=0x555555b3c650) = 300 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 301 [pid 298] set_robust_list(0x555555b3c660, 24./strace-static-x86_64: Process 300 attached [pid 296] <... clone resumed>, child_tidptr=0x555555b3c650) = 302 [pid 298] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x555555b3c660, 24) = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] set_robust_list(0x555555b3c660, 24 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 303 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x555555b3c660, 24) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... set_robust_list resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 299 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 304 ./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x555555b3c660, 24) = 0 [pid 299] set_robust_list(0x555555b3c660, 24 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 305 [pid 299] <... set_robust_list resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 304 attached [pid 304] set_robust_list(0x555555b3c660, 24) = 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setpgid(0, 0) = 0 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 306 [pid 304] <... openat resumed>) = 3 [pid 304] write(3, "1000", 4) = 4 [pid 304] close(3) = 0 [ 23.115449][ T28] audit: type=1400 audit(1713171389.031:66): avc: denied { execmem } for pid=296 comm="syz-executor249" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.140886][ T28] audit: type=1400 audit(1713171389.061:67): avc: denied { bpf } for pid=301 comm="syz-executor249" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 304] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x555555b3c660, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 305 attached ) = 3 [pid 305] set_robust_list(0x555555b3c660, 24 [pid 304] <... bpf resumed>) = 3 [pid 303] <... bpf resumed>) = 3 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 305] <... set_robust_list resumed>) = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] setpgid(0, 0) = 0 [pid 301] <... bpf resumed>) = 3 [pid 301] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 304] <... bpf resumed>) = 4 [pid 303] <... bpf resumed>) = 4 [pid 304] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] <... bpf resumed>) = 4 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... bpf resumed>) = 5 [pid 303] <... bpf resumed>) = 5 [pid 301] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 305] <... openat resumed>) = 3 [pid 304] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 303] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 301] <... bpf resumed>) = 5 [pid 304] <... bpf resumed>) = 0 [pid 303] <... bpf resumed>) = 0 [pid 301] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 304] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 301] <... bpf resumed>) = 0 [ 23.167405][ T28] audit: type=1400 audit(1713171389.061:68): avc: denied { prog_load } for pid=301 comm="syz-executor249" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.188136][ T28] audit: type=1400 audit(1713171389.061:69): avc: denied { perfmon } for pid=301 comm="syz-executor249" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 305] write(3, "1000", 4) = 4 [pid 304] <... bpf resumed>) = 6 [pid 303] <... bpf resumed>) = 6 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] <... bpf resumed>) = 6 [pid 304] <... bpf resumed>) = 7 [pid 303] <... bpf resumed>) = 7 [pid 304] exit_group(0 [pid 303] exit_group(0 [pid 301] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 304] <... exit_group resumed>) = ? [pid 303] <... exit_group resumed>) = ? [pid 304] +++ exited with 0 +++ [pid 303] +++ exited with 0 +++ [pid 301] <... bpf resumed>) = 7 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... exit_group resumed>) = ? [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 307 [pid 306] <... bpf resumed>) = 4 [pid 306] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 306] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] close(3) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 298] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x555555b3c660, 24) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1000", 4) = 4 [pid 307] close(3) = 0 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 306] <... bpf resumed>) = 6 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 307] <... bpf resumed>) = 4 [pid 306] <... bpf resumed>) = 7 [pid 307] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 306] exit_group(0 [pid 307] <... bpf resumed>) = 5 [pid 306] <... exit_group resumed>) = ? [pid 307] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 305] <... bpf resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 307] <... bpf resumed>) = 0 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 301] +++ exited with 0 +++ [pid 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 308 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 309 ./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x555555b3c660, 24) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setpgid(0, 0) = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 0 [pid 308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [ 23.214251][ T28] audit: type=1400 audit(1713171389.111:70): avc: denied { prog_run } for pid=303 comm="syz-executor249" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.235180][ T28] audit: type=1400 audit(1713171389.131:71): avc: denied { map_create } for pid=303 comm="syz-executor249" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [pid 308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x555555b3c660, 24) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] write(3, "1000", 4) = 4 [pid 309] close(3) = 0 [pid 309] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 307] <... bpf resumed>) = 7 [pid 306] +++ exited with 0 +++ [pid 305] <... bpf resumed>) = 4 [pid 309] <... bpf resumed>) = 4 [pid 308] <... bpf resumed>) = 4 [pid 308] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 309] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 307] exit_group(0 [ 23.256280][ T28] audit: type=1400 audit(1713171389.131:72): avc: denied { map_read map_write } for pid=303 comm="syz-executor249" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 23.281482][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 23.293013][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 23.300573][ T293] Modules linked in: [ 23.304366][ T293] Preemption disabled at: [ 23.304373][ T293] [] up_read+0x16/0x170 [ 23.314489][ T293] CPU: 0 PID: 293 Comm: strace-static-x Not tainted 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 23.324498][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.334659][ T293] Call Trace: [ 23.337892][ T293] [ 23.340667][ T293] dump_stack_lvl+0x151/0x1b7 [ 23.345294][ T293] ? up_read+0x16/0x170 [ 23.349274][ T293] ? up_read+0x16/0x170 [ 23.353269][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.358561][ T293] ? up_read+0x16/0x170 [ 23.362557][ T293] dump_stack+0x15/0x1b [ 23.366721][ T293] __schedule_bug+0x195/0x260 [ 23.371237][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.376704][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 23.381737][ T293] __schedule+0xcf7/0x1550 [ 23.386579][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 23.391289][ T293] ? __sched_text_start+0x8/0x8 [ 23.395971][ T293] ? __sys_socket+0x1f7/0x3a0 [ 23.400488][ T293] schedule+0xc3/0x180 [ 23.404390][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 23.409520][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 23.415096][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 23.420447][ T293] do_syscall_64+0x49/0xb0 [ 23.424740][ T293] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 23.430342][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.436176][ T293] RIP: 0033:0x4e8217 [ 23.440215][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 23.460222][ T293] RSP: 002b:00007ffc4d6feac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [pid 305] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... bpf resumed>) = 5 [pid 308] <... bpf resumed>) = 5 [pid 307] <... exit_group resumed>) = ? [pid 305] <... bpf resumed>) = 5 [pid 305] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 305] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 309] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 308] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 307] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 309] <... bpf resumed>) = 0 [pid 308] <... bpf resumed>) = 0 [pid 305] <... bpf resumed>) = 6 [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 305] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] <... restart_syscall resumed>) = 0 [ 23.468467][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 23.476278][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 23.484125][ T293] RBP: 00007ffc4d6feb90 R08: 00000000ffffffff R09: 000000000000000c [ 23.491918][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffc4d6feb90 [ 23.499798][ T293] R13: 0000000000c06520 R14: 0000000000423160 R15: 0000000000617180 [ 23.507704][ T293] [ 23.515501][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 23.527336][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 23.535240][ T293] Modules linked in: [ 23.538984][ T293] Preemption disabled at: [ 23.538992][ T293] [] up_read+0x16/0x170 [ 23.548686][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 23.560157][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.570048][ T293] Call Trace: [ 23.573172][ T293] [ 23.575979][ T293] dump_stack_lvl+0x151/0x1b7 [ 23.580462][ T293] ? up_read+0x16/0x170 [ 23.584547][ T293] ? up_read+0x16/0x170 [ 23.588639][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.594535][ T293] ? up_read+0x16/0x170 [ 23.598523][ T293] dump_stack+0x15/0x1b [ 23.602520][ T293] __schedule_bug+0x195/0x260 [ 23.607039][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.612326][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 23.617969][ T293] __schedule+0xcf7/0x1550 [ 23.622219][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 23.626907][ T293] ? __sched_text_start+0x8/0x8 [ 23.631599][ T293] ? __sys_socket+0x1f7/0x3a0 [ 23.636109][ T293] schedule+0xc3/0x180 [ 23.640014][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 23.645047][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 23.650345][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 23.655726][ T293] do_syscall_64+0x49/0xb0 [ 23.659976][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.665728][ T293] RIP: 0033:0x4e8217 [ 23.669434][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 23.688997][ T293] RSP: 002b:00007ffc4d6fea98 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 23.697263][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 23.705484][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [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 305] <... bpf resumed>) = 7 [pid 302] --- 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 resumed>) = 6 [pid 305] exit_group(0) = ? [pid 308] <... bpf resumed>) = 6 [pid 305] +++ exited with 0 +++ [pid 309] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 308] 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 309] <... bpf resumed>) = 7 [pid 309] exit_group(0) = ? ./strace-static-x86_64: Process 310 attached [pid 308] <... bpf resumed>) = 7 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 310] set_robust_list(0x555555b3c660, 24 [pid 309] +++ exited with 0 +++ [pid 308] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 310 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 311 attached [pid 310] <... set_robust_list resumed>) = 0 [pid 308] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 311 ./strace-static-x86_64: Process 312 attached [pid 311] set_robust_list(0x555555b3c660, 24 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 311] <... set_robust_list resumed>) = 0 [pid 312] set_robust_list(0x555555b3c660, 24 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 310] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 312 [pid 312] <... set_robust_list resumed>) = 0 [pid 311] <... prctl resumed>) = 0 [pid 310] setpgid(0, 0 [pid 311] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 313 [pid 311] <... setpgid resumed>) = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 310] <... setpgid resumed>) = 0 [pid 311] <... openat resumed>) = 3 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 311] write(3, "1000", 4) = 4 [pid 311] close(3) = 0 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 310] <... openat resumed>) = 3 ./strace-static-x86_64: Process 313 attached [pid 312] <... prctl resumed>) = 0 [pid 311] <... bpf resumed>) = 3 [pid 310] write(3, "1000", 4 [pid 313] set_robust_list(0x555555b3c660, 24 [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 310] <... write resumed>) = 4 [pid 313] <... set_robust_list resumed>) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 312] setpgid(0, 0 [pid 310] close(3 [pid 313] <... prctl resumed>) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 310] <... close resumed>) = 0 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 312] <... setpgid resumed>) = 0 [pid 310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 313] <... bpf resumed>) = 3 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 310] <... bpf resumed>) = 3 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 312] <... openat resumed>) = 3 [pid 312] write(3, "1000", 4) = 4 [pid 312] close(3) = 0 [pid 312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 311] <... bpf resumed>) = 4 [pid 311] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 311] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 311] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [ 23.713379][ T293] RBP: 00007ffc4d6feb60 R08: 00000000ffffffff R09: 000000000000000d [ 23.721191][ T293] R10: 00000000005549d3 R11: 0000000000000246 R12: 00007ffc4d6feb60 [ 23.729437][ T293] R13: 0000000000c06520 R14: 0000000000427210 R15: 0000000000617180 [ 23.737605][ T293] [pid 311] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 308] +++ exited with 0 +++ [pid 312] <... bpf resumed>) = 4 [pid 311] <... bpf resumed>) = 7 [pid 310] <... bpf resumed>) = 4 [pid 311] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 311] <... exit_group resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 313] <... bpf resumed>) = 4 [pid 312] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 311] +++ exited with 0 +++ [pid 310] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... restart_syscall resumed>) = 0 [pid 313] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 312] <... bpf resumed>) = 5 [pid 310] <... bpf resumed>) = 5 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 312] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 310] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 313] <... bpf resumed>) = 5 [pid 313] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 312] <... bpf resumed>) = 0 [pid 310] <... bpf resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 313] <... 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 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 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 314 attached [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 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 314 [pid 312] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 315 ./strace-static-x86_64: Process 315 attached [pid 310] <... bpf resumed>) = 6 [pid 315] set_robust_list(0x555555b3c660, 24 [pid 314] set_robust_list(0x555555b3c660, 24 [pid 313] <... bpf resumed>) = 6 [pid 312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 314] <... set_robust_list resumed>) = 0 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 312] <... bpf resumed>) = 7 [pid 310] <... bpf resumed>) = 7 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 313] <... bpf resumed>) = 7 [pid 312] exit_group(0 [pid 310] exit_group(0 [pid 314] <... prctl resumed>) = 0 [pid 313] exit_group(0 [pid 312] <... exit_group resumed>) = ? [pid 310] <... exit_group resumed>) = ? [pid 315] <... set_robust_list resumed>) = 0 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 315] setpgid(0, 0 [pid 312] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 314] setpgid(0, 0 [pid 313] <... exit_group resumed>) = ? [pid 310] +++ exited with 0 +++ [pid 297] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 314] <... setpgid resumed>) = 0 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 316 attached [pid 314] <... openat resumed>) = 3 [pid 316] set_robust_list(0x555555b3c660, 24 [pid 314] write(3, "1000", 4 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 316 [pid 316] <... set_robust_list resumed>) = 0 [pid 314] <... write resumed>) = 4 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 314] close(3 [pid 316] <... prctl resumed>) = 0 [pid 314] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 317 attached [pid 316] setpgid(0, 0 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 317] set_robust_list(0x555555b3c660, 24 [pid 316] <... setpgid resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 317 [pid 315] <... setpgid resumed>) = 0 [pid 314] <... bpf resumed>) = 3 [pid 317] <... set_robust_list resumed>) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 316] <... openat resumed>) = 3 [pid 317] <... prctl resumed>) = 0 [pid 316] write(3, "1000", 4 [pid 317] setpgid(0, 0 [pid 316] <... write resumed>) = 4 [pid 317] <... setpgid resumed>) = 0 [pid 316] close(3 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 316] <... close resumed>) = 0 [pid 317] <... openat resumed>) = 3 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 317] write(3, "1000", 4 [pid 313] +++ exited with 0 +++ [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 317] <... write resumed>) = 4 [pid 316] <... bpf resumed>) = 3 [pid 315] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 317] close(3 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 315] write(3, "1000", 4 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 317] <... close resumed>) = 0 [pid 315] <... write resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 315] close(3) = 0 [pid 317] <... bpf resumed>) = 3 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 318 attached [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 315] <... bpf resumed>) = 3 [pid 318] set_robust_list(0x555555b3c660, 24 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 318 [pid 318] <... set_robust_list resumed>) = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 318] setpgid(0, 0) = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 318] write(3, "1000", 4) = 4 [pid 318] close(3) = 0 [pid 318] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 314] <... bpf resumed>) = 4 [pid 316] <... bpf resumed>) = 4 [pid 317] <... bpf resumed>) = 4 [pid 315] <... bpf resumed>) = 4 [pid 318] <... bpf resumed>) = 4 [pid 317] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 [pid 314] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 318] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 317] <... bpf resumed>) = 5 [pid 316] <... bpf resumed>) = 5 [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 314] <... bpf resumed>) = 5 [pid 317] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 316] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 314] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 317] <... bpf resumed>) = 0 [pid 316] <... bpf resumed>) = 0 [pid 315] <... bpf resumed>) = 5 [pid 314] <... bpf resumed>) = 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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 318] <... bpf resumed>) = 5 [pid 317] <... bpf resumed>) = 6 [pid 315] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 318] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 315] <... bpf resumed>) = 0 [pid 318] <... bpf resumed>) = 0 [pid 316] <... bpf resumed>) = 6 [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 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 314] <... bpf resumed>) = 6 [pid 317] <... bpf resumed>) = 7 [pid 316] <... bpf resumed>) = 7 [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 317] exit_group(0 [pid 316] exit_group(0 [pid 315] <... bpf resumed>) = 6 [pid 314] <... bpf resumed>) = 7 [pid 317] <... exit_group resumed>) = ? [pid 316] <... exit_group resumed>) = ? [pid 314] exit_group(0 [ 23.827925][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 23.839465][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 23.847107][ T293] Modules linked in: [ 23.850907][ T293] Preemption disabled at: [ 23.850917][ T293] [] up_read+0x16/0x170 [ 23.860820][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 23.872085][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 23.882177][ T293] Call Trace: [ 23.885277][ T293] [ 23.888054][ T293] dump_stack_lvl+0x151/0x1b7 [ 23.892584][ T293] ? up_read+0x16/0x170 [ 23.896576][ T293] ? up_read+0x16/0x170 [ 23.900556][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 23.905850][ T293] ? up_read+0x16/0x170 [ 23.909842][ T293] dump_stack+0x15/0x1b [ 23.913874][ T293] __schedule_bug+0x195/0x260 [ 23.918482][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 23.923758][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 23.928794][ T293] __schedule+0xcf7/0x1550 [ 23.933064][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 23.937728][ T293] ? __sched_text_start+0x8/0x8 [ 23.942501][ T293] ? __sys_socket+0x1f7/0x3a0 [ 23.947011][ T293] schedule+0xc3/0x180 [ 23.951029][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 23.956235][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 23.961526][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 23.966913][ T293] do_syscall_64+0x49/0xb0 [ 23.971302][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 23.977009][ T293] RIP: 0033:0x4e8217 [ 23.980739][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 24.000279][ T293] RSP: 002b:00007ffc4d6fea98 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 24.008828][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 24.016634][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [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 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 317] +++ exited with 0 +++ [pid 316] +++ exited with 0 +++ [pid 315] <... bpf resumed>) = 7 [pid 314] <... exit_group resumed>) = ? [pid 315] exit_group(0) = ? [pid 314] +++ exited with 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 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 318] <... bpf resumed>) = 6 [pid 315] +++ exited with 0 +++ [pid 318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 318] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 318] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 321 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 321] set_robust_list(0x555555b3c660, 24 [pid 318] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 321 [pid 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 322 attached [pid 321] <... set_robust_list resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 322] set_robust_list(0x555555b3c660, 24 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 322 [pid 322] <... set_robust_list resumed>) = 0 [pid 321] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 323 attached ./strace-static-x86_64: Process 324 attached [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] setpgid(0, 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 323 [pid 324] set_robust_list(0x555555b3c660, 24 [pid 323] set_robust_list(0x555555b3c660, 24 [pid 322] <... prctl resumed>) = 0 [pid 321] <... setpgid resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 324 ./strace-static-x86_64: Process 325 attached [pid 324] <... set_robust_list resumed>) = 0 [pid 323] <... set_robust_list resumed>) = 0 [pid 322] setpgid(0, 0 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 325] set_robust_list(0x555555b3c660, 24 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 322] <... setpgid resumed>) = 0 [pid 321] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 325 [pid 325] <... set_robust_list resumed>) = 0 [pid 324] <... prctl resumed>) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 321] write(3, "1000", 4 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 324] setpgid(0, 0 [pid 322] <... openat resumed>) = 3 [pid 321] <... write resumed>) = 4 [pid 325] <... prctl resumed>) = 0 [pid 324] <... setpgid resumed>) = 0 [pid 322] write(3, "1000", 4 [pid 321] close(3 [pid 325] setpgid(0, 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 322] <... write resumed>) = 4 [pid 321] <... close resumed>) = 0 [pid 325] <... setpgid resumed>) = 0 [pid 324] <... openat resumed>) = 3 [pid 322] close(3 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 324] write(3, "1000", 4 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 322] <... close resumed>) = 0 [pid 325] <... openat resumed>) = 3 [pid 324] <... write resumed>) = 4 [pid 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 321] <... bpf resumed>) = 3 [pid 325] write(3, "1000", 4 [pid 324] close(3 [pid 323] <... prctl resumed>) = 0 [pid 322] <... bpf resumed>) = 3 [pid 325] <... write resumed>) = 4 [pid 324] <... close resumed>) = 0 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 325] close(3 [pid 324] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 323] setpgid(0, 0) = 0 [pid 325] <... close resumed>) = 0 [pid 324] <... bpf resumed>) = 3 [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] <... bpf resumed>) = 3 [pid 323] write(3, "1000", 4) = 4 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 324] <... bpf resumed>) = 4 [pid 323] close(3 [pid 322] <... bpf resumed>) = 4 [pid 321] <... bpf resumed>) = 4 [pid 325] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 324] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 323] <... close resumed>) = 0 [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_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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 resumed>) = 5 [pid 324] <... bpf resumed>) = 5 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 322] <... bpf resumed>) = 5 [pid 321] <... bpf resumed>) = 5 [pid 325] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 324] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 322] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 321] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 325] <... bpf resumed>) = 0 [pid 324] <... bpf resumed>) = 0 [pid 322] <... bpf resumed>) = 0 [pid 321] <... bpf resumed>) = 0 [pid 325] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 324] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 325] <... bpf resumed>) = 6 [pid 324] <... bpf resumed>) = 6 [pid 323] <... bpf resumed>) = 3 [pid 322] <... bpf resumed>) = 6 [pid 321] <... bpf resumed>) = 6 [pid 325] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 325] <... bpf resumed>) = 7 [pid 324] <... bpf resumed>) = 7 [pid 323] <... bpf resumed>) = 4 [pid 322] <... bpf resumed>) = 7 [pid 321] <... bpf resumed>) = 7 [pid 325] exit_group(0 [pid 324] exit_group(0 [ 24.024628][ T293] RBP: 00007ffc4d6feb60 R08: 00000000ffffffff R09: 000000000000000d [ 24.032484][ T293] R10: 00000000005549d3 R11: 0000000000000246 R12: 00007ffc4d6feb60 [ 24.040415][ T293] R13: 0000000000c06520 R14: 0000000000427210 R15: 0000000000617180 [ 24.048231][ T293] [ 24.078164][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 24.089797][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 24.097182][ T293] Modules linked in: [ 24.101258][ T293] Preemption disabled at: [ 24.101268][ T293] [] unix_create1+0x3fb/0x870 [ 24.111882][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 24.124425][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.134947][ T293] Call Trace: [ 24.138058][ T293] [ 24.140834][ T293] dump_stack_lvl+0x151/0x1b7 [ 24.145464][ T293] ? unix_create1+0x3fb/0x870 [ 24.149975][ T293] ? unix_create1+0x3fb/0x870 [ 24.154587][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.159875][ T293] ? unix_create1+0x3fb/0x870 [ 24.164392][ T293] dump_stack+0x15/0x1b [ 24.168495][ T293] __schedule_bug+0x195/0x260 [ 24.173003][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.178541][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 24.183609][ T293] __schedule+0xcf7/0x1550 [ 24.187855][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 24.192557][ T293] ? __sched_text_start+0x8/0x8 [ 24.197328][ T293] ? __sys_socket+0x1f7/0x3a0 [ 24.201940][ T293] schedule+0xc3/0x180 [ 24.205936][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 24.210977][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 24.216258][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 24.221641][ T293] do_syscall_64+0x49/0xb0 [ 24.225891][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.231620][ T293] RIP: 0033:0x4e8217 [ 24.235352][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 24.254885][ T293] RSP: 002b:00007ffc4d6feac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 24.263221][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 24.271061][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [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] exit_group(0 [pid 321] exit_group(0 [pid 325] <... exit_group resumed>) = ? [pid 324] <... exit_group resumed>) = ? [pid 322] <... exit_group resumed>) = ? [pid 321] <... exit_group resumed>) = ? [pid 324] +++ exited with 0 +++ [pid 322] +++ exited with 0 +++ [pid 321] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- 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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 323] <... bpf resumed>) = 5 [pid 323] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 326 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 323] <... bpf resumed>) = 6 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 327 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 328 [pid 323] <... bpf resumed>) = 7 ./strace-static-x86_64: Process 328 attached ./strace-static-x86_64: Process 327 attached ./strace-static-x86_64: Process 326 attached [pid 325] +++ exited with 0 +++ [pid 323] exit_group(0 [pid 328] set_robust_list(0x555555b3c660, 24 [pid 327] set_robust_list(0x555555b3c660, 24 [pid 326] set_robust_list(0x555555b3c660, 24 [pid 323] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 328] <... set_robust_list resumed>) = 0 [pid 327] <... set_robust_list resumed>) = 0 [pid 326] <... set_robust_list resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 328] <... prctl resumed>) = 0 [pid 327] <... prctl resumed>) = 0 [pid 326] <... prctl resumed>) = 0 [pid 328] setpgid(0, 0 [pid 327] setpgid(0, 0 [pid 326] setpgid(0, 0 [pid 328] <... setpgid resumed>) = 0 [pid 327] <... setpgid resumed>) = 0 [pid 326] <... setpgid resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 328] <... openat resumed>) = 3 [pid 326] <... openat resumed>) = 3 [pid 326] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 329 [pid 328] write(3, "1000", 4./strace-static-x86_64: Process 329 attached ) = 4 [pid 327] <... openat resumed>) = 3 [pid 326] <... write resumed>) = 4 [pid 329] set_robust_list(0x555555b3c660, 24 [pid 328] close(3 [pid 327] write(3, "1000", 4 [pid 326] close(3 [pid 329] <... set_robust_list resumed>) = 0 [pid 328] <... close resumed>) = 0 [pid 327] <... write resumed>) = 4 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 327] close(3 [pid 326] <... close resumed>) = 0 [pid 327] <... close resumed>) = 0 [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 329] <... prctl resumed>) = 0 [pid 328] <... bpf resumed>) = 3 [pid 327] <... bpf resumed>) = 3 [pid 326] <... bpf resumed>) = 3 [pid 329] setpgid(0, 0 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 329] <... setpgid resumed>) = 0 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [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 [pid 328] <... bpf resumed>) = 4 [pid 327] <... bpf resumed>) = 4 [pid 329] <... close resumed>) = 0 [pid 328] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [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 323] +++ exited with 0 +++ [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 328] <... bpf resumed>) = 5 [pid 327] <... bpf resumed>) = 5 [pid 326] <... bpf resumed>) = 4 [pid 328] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 327] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 329] <... bpf resumed>) = 3 [pid 328] <... bpf resumed>) = 0 [pid 327] <... bpf resumed>) = 0 [pid 326] <... bpf resumed>) = 5 [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [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 297] restart_syscall(<... resuming interrupted clone ...> [pid 329] <... bpf resumed>) = 4 [pid 326] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] <... restart_syscall resumed>) = 0 [pid 329] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 328] <... bpf resumed>) = 6 [pid 326] <... bpf resumed>) = 0 [pid 329] <... bpf resumed>) = 5 [pid 328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 327] <... bpf resumed>) = 6 [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 329] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 328] <... bpf resumed>) = 7 [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 329] <... bpf resumed>) = 0 [pid 328] exit_group(0 [pid 327] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 328] <... exit_group resumed>) = ? [pid 327] exit_group(0 [pid 328] +++ exited with 0 +++ [pid 327] <... exit_group resumed>) = ? [pid 327] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 330 [pid 329] <... bpf resumed>) = 6 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 326] <... bpf resumed>) = 6 [pid 300] <... restart_syscall resumed>) = 0 [pid 329] <... bpf resumed>) = 7 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 330 attached [pid 329] exit_group(0 [pid 326] <... bpf resumed>) = 7 [pid 330] set_robust_list(0x555555b3c660, 24 [pid 329] <... exit_group resumed>) = ? [pid 326] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 331 [pid 330] <... set_robust_list resumed>) = 0 [pid 329] +++ exited with 0 +++ [pid 326] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 332 ./strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x555555b3c660, 24) = 0 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 332] setpgid(0, 0) = 0 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 332] <... openat resumed>) = 3 [pid 332] write(3, "1000", 4) = 4 [pid 332] close(3) = 0 [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 330] <... prctl resumed>) = 0 [pid 330] setpgid(0, 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 333 [pid 330] <... setpgid resumed>) = 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 331 attached ) = 3 [pid 330] write(3, "1000", 4./strace-static-x86_64: Process 333 attached [pid 331] set_robust_list(0x555555b3c660, 24 [pid 332] <... bpf resumed>) = 3 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 330] <... write resumed>) = 4 [pid 330] close(3) = 0 [pid 330] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 333] set_robust_list(0x555555b3c660, 24 [pid 331] <... set_robust_list resumed>) = 0 [pid 330] <... bpf resumed>) = 3 [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 333] <... set_robust_list resumed>) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 326] +++ exited with 0 +++ [pid 331] <... prctl resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 331] setpgid(0, 0) = 0 [pid 331] 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 331] <... openat resumed>) = 3 [pid 331] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 334 [pid 331] <... write resumed>) = 4 [pid 331] close(3) = 0 [pid 331] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 333] setpgid(0, 0 [pid 331] <... bpf resumed>) = 3 [pid 333] <... setpgid resumed>) = 0 [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 333] write(3, "1000", 4./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x555555b3c660, 24 [pid 333] <... write resumed>) = 4 [pid 334] <... set_robust_list resumed>) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 333] close(3 [pid 334] <... prctl resumed>) = 0 [pid 334] setpgid(0, 0 [pid 333] <... close resumed>) = 0 [pid 334] <... setpgid resumed>) = 0 [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 333] <... bpf resumed>) = 3 [pid 334] <... openat resumed>) = 3 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 [pid 334] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [ 24.278929][ T293] RBP: 00007ffc4d6feb90 R08: 00000000ffffffff R09: 000000000000000c [ 24.286734][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffc4d6feb90 [ 24.294654][ T293] R13: 0000000000c06520 R14: 0000000000423160 R15: 0000000000617180 [ 24.302492][ T293] [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 333] <... bpf resumed>) = 4 [pid 332] <... bpf resumed>) = 4 [pid 331] <... bpf resumed>) = 4 [pid 330] <... bpf resumed>) = 4 [pid 334] <... bpf resumed>) = 4 [pid 334] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 333] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 332] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 334] <... bpf resumed>) = 5 [pid 333] <... bpf resumed>) = 5 [pid 332] <... bpf resumed>) = 5 [pid 331] <... bpf resumed>) = 5 [pid 330] <... bpf resumed>) = 5 [pid 334] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 333] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 332] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 331] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 330] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 334] <... bpf resumed>) = 0 [pid 333] <... bpf resumed>) = 0 [pid 332] <... bpf resumed>) = 0 [pid 331] <... bpf resumed>) = 0 [pid 330] <... bpf resumed>) = 0 [pid 334] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 334] <... bpf resumed>) = 6 [pid 333] <... bpf resumed>) = 6 [pid 332] <... bpf resumed>) = 6 [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 331] <... bpf resumed>) = 6 [pid 334] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 333] <... bpf resumed>) = 7 [pid 332] <... bpf resumed>) = 7 [pid 331] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 330] <... bpf resumed>) = 6 [pid 334] <... bpf resumed>) = 7 [pid 333] exit_group(0 [pid 332] exit_group(0 [pid 331] <... bpf resumed>) = 7 [pid 330] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 334] exit_group(0 [pid 333] <... exit_group resumed>) = ? [pid 332] <... exit_group resumed>) = ? [pid 331] exit_group(0 [pid 330] <... bpf resumed>) = 7 [pid 334] <... exit_group resumed>) = ? [pid 333] +++ exited with 0 +++ [pid 332] +++ exited with 0 +++ [pid 331] <... exit_group resumed>) = ? [pid 330] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 334] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 331] +++ exited with 0 +++ [pid 330] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 335 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] 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 336 attached ./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 337 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 336 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 335] <... set_robust_list resumed>) = 0 [pid 336] set_robust_list(0x555555b3c660, 24 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 330] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 338 [pid 336] <... set_robust_list resumed>) = 0 [pid 335] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 337 attached ./strace-static-x86_64: Process 338 attached [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 335] setpgid(0, 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 336] <... prctl resumed>) = 0 [pid 335] <... setpgid resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 338] set_robust_list(0x555555b3c660, 24 [pid 337] set_robust_list(0x555555b3c660, 24 [pid 336] setpgid(0, 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... restart_syscall resumed>) = 0 [pid 338] <... set_robust_list resumed>) = 0 [pid 337] <... set_robust_list resumed>) = 0 [pid 336] <... setpgid resumed>) = 0 [pid 335] <... openat resumed>) = 3 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 335] write(3, "1000", 4 [pid 338] <... prctl resumed>) = 0 [pid 337] <... prctl resumed>) = 0 [pid 336] <... openat resumed>) = 3 [pid 335] <... write resumed>) = 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 338] setpgid(0, 0 [pid 337] setpgid(0, 0 [pid 336] write(3, "1000", 4 [pid 335] close(3 [pid 338] <... setpgid resumed>) = 0 [pid 337] <... setpgid resumed>) = 0 [pid 336] <... write resumed>) = 4 [pid 335] <... close resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 339 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 336] close(3 [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 338] <... openat resumed>) = 3 [pid 337] <... openat resumed>) = 3 [pid 336] <... close resumed>) = 0 [pid 335] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 339 attached [pid 338] write(3, "1000", 4 [pid 337] write(3, "1000", 4 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 339] set_robust_list(0x555555b3c660, 24 [pid 338] <... write resumed>) = 4 [pid 337] <... write resumed>) = 4 [pid 336] <... bpf resumed>) = 3 [pid 339] <... set_robust_list resumed>) = 0 [pid 338] close(3 [pid 337] close(3 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 338] <... close resumed>) = 0 [pid 337] <... close resumed>) = 0 [pid 339] <... prctl resumed>) = 0 [pid 338] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 339] setpgid(0, 0 [pid 336] <... bpf resumed>) = 4 [pid 335] <... bpf resumed>) = 4 [pid 338] <... bpf resumed>) = 3 [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 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 339] <... setpgid resumed>) = 0 [pid 338] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 337] <... bpf resumed>) = 3 [pid 336] <... bpf resumed>) = 5 [pid 335] <... bpf resumed>) = 5 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 338] <... bpf resumed>) = 4 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 336] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 335] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 339] <... openat resumed>) = 3 [pid 338] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 337] <... bpf resumed>) = 4 [pid 336] <... bpf resumed>) = 0 [pid 335] <... bpf resumed>) = 0 [pid 339] write(3, "1000", 4 [pid 338] <... bpf resumed>) = 5 [pid 337] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 335] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 339] <... write resumed>) = 4 [pid 338] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 337] <... bpf resumed>) = 5 [pid 336] <... bpf resumed>) = 6 [pid 335] <... bpf resumed>) = 6 [pid 339] close(3 [pid 338] <... bpf resumed>) = 0 [pid 337] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 335] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 339] <... close resumed>) = 0 [ 24.425991][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000102, exited with 00000101? [ 24.438141][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 24.445731][ T293] Modules linked in: [ 24.449440][ T293] Preemption disabled at: [ 24.449447][ T293] [] up_read+0x16/0x170 [ 24.459173][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 24.470635][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.480899][ T293] Call Trace: [ 24.484102][ T293] [ 24.486967][ T293] dump_stack_lvl+0x151/0x1b7 [ 24.491738][ T293] ? up_read+0x16/0x170 [ 24.495910][ T293] ? up_read+0x16/0x170 [ 24.499860][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.505425][ T293] ? up_read+0x16/0x170 [ 24.509667][ T293] dump_stack+0x15/0x1b [ 24.513666][ T293] __schedule_bug+0x195/0x260 [ 24.518168][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.526751][ T293] __schedule+0xcf7/0x1550 [ 24.531132][ T293] ? __sched_text_start+0x8/0x8 [ 24.536081][ T293] ? __kasan_check_write+0x14/0x20 [ 24.541233][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 24.546087][ T293] schedule+0xc3/0x180 [ 24.549991][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 24.555120][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 24.560408][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 24.566019][ T293] do_syscall_64+0x49/0xb0 [ 24.570278][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.575977][ T293] RIP: 0033:0x4e815a [ 24.579756][ T293] 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 [ 24.599237][ T293] RSP: 002b:00007ffc4d6feb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 24.607574][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 24.615467][ T293] RDX: 0000000000000001 RSI: 00007ffc4d6feb90 RDI: 0000000000000152 [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] <... bpf resumed>) = 0 [pid 336] <... bpf resumed>) = 7 [pid 335] <... bpf resumed>) = 7 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 336] exit_group(0 [pid 335] exit_group(0 [pid 336] <... exit_group resumed>) = ? [pid 335] <... exit_group resumed>) = ? [pid 338] <... bpf resumed>) = 6 [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 336] +++ exited with 0 +++ [pid 335] +++ exited with 0 +++ [pid 339] <... bpf resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 337] <... bpf resumed>) = 6 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 340 attached [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 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 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 340 [pid 339] <... bpf resumed>) = 4 [pid 338] <... bpf resumed>) = 7 [pid 337] <... bpf resumed>) = 7 [pid 339] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 340] set_robust_list(0x555555b3c660, 24 [pid 339] <... bpf resumed>) = 5 [pid 338] exit_group(0 [pid 337] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 340] <... set_robust_list resumed>) = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 339] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 338] <... exit_group resumed>) = ? [pid 337] <... exit_group resumed>) = ? [pid 340] <... prctl resumed>) = 0 [pid 340] setpgid(0, 0) = 0 [pid 339] <... bpf resumed>) = 0 [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 338] +++ exited with 0 +++ [pid 340] write(3, "1000", 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 340] <... write resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 340] close(3) = 0 [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 339] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 339] <... bpf resumed>) = 6 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 341 [pid 339] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 342 attached ./strace-static-x86_64: Process 341 attached [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 342 [pid 342] set_robust_list(0x555555b3c660, 24 [pid 341] set_robust_list(0x555555b3c660, 24 [pid 342] <... set_robust_list resumed>) = 0 [pid 341] <... set_robust_list resumed>) = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 340] <... bpf resumed>) = 3 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 342] <... prctl resumed>) = 0 [pid 341] <... prctl resumed>) = 0 [pid 342] setpgid(0, 0) = 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 341] setpgid(0, 0 [pid 342] <... openat resumed>) = 3 [pid 342] write(3, "1000", 4) = 4 [pid 342] close(3) = 0 [pid 341] <... setpgid resumed>) = 0 [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 341] <... openat resumed>) = 3 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 337] +++ exited with 0 +++ [pid 339] <... bpf resumed>) = 7 [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 302] restart_syscall(<... resuming interrupted clone ...> [pid 339] exit_group(0 [pid 341] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 342] <... bpf resumed>) = 4 [pid 340] <... bpf resumed>) = 4 [pid 339] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 342] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 341] <... bpf resumed>) = 5 [pid 342] <... bpf resumed>) = 5 [pid 341] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 342] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 341] <... bpf resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 343 attached [pid 342] <... bpf resumed>) = 0 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 340] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 339] +++ exited with 0 +++ [pid 342] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 341] <... bpf resumed>) = 6 [pid 340] <... bpf resumed>) = 5 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 343 [pid 343] set_robust_list(0x555555b3c660, 24 [pid 342] <... bpf resumed>) = 6 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 343] <... set_robust_list resumed>) = 0 [pid 342] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 341] <... bpf resumed>) = 7 [pid 340] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 342] <... bpf resumed>) = 7 [pid 341] exit_group(0 [pid 340] <... bpf resumed>) = 0 [pid 342] exit_group(0 [pid 341] <... exit_group resumed>) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 342] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 344 attached [pid 343] <... prctl resumed>) = 0 [pid 342] +++ exited with 0 +++ [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 344] set_robust_list(0x555555b3c660, 24) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 344] setpgid(0, 0) = 0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 340] <... bpf resumed>) = 6 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 344 [pid 344] <... openat resumed>) = 3 [pid 343] setpgid(0, 0 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 343] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 344] <... bpf resumed>) = 3 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 345 attached [pid 345] set_robust_list(0x555555b3c660, 24 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 345 [pid 343] <... openat resumed>) = 3 [pid 345] <... set_robust_list resumed>) = 0 [pid 343] write(3, "1000", 4) = 4 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 343] close(3) = 0 [pid 345] <... openat resumed>) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3) = 0 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 345] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 343] <... bpf resumed>) = 3 [pid 345] <... bpf resumed>) = 3 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [ 24.623385][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 24.631195][ T293] R10: 00007ffc4d6feba0 R11: 0000000000000246 R12: 0000000000000000 [ 24.639122][ T293] R13: 00000000200004c0 R14: 0000000000c02010 R15: 0000000000c06520 [ 24.646934][ T293] [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 344] <... bpf resumed>) = 4 [pid 343] <... bpf resumed>) = 4 [pid 341] +++ exited with 0 +++ [pid 340] <... bpf resumed>) = 7 [pid 345] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 344] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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>) = 5 [pid 344] <... bpf resumed>) = 5 [ 24.701527][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 24.712993][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 24.720420][ T293] Modules linked in: [ 24.724255][ T293] Preemption disabled at: [ 24.724265][ T293] [] ref_tracker_free+0x11d/0x7d0 [ 24.735005][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 24.746518][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 24.756860][ T293] Call Trace: [ 24.760106][ T293] [ 24.762829][ T293] dump_stack_lvl+0x151/0x1b7 [ 24.767533][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 24.772943][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 24.778048][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 24.785251][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 24.791071][ T293] dump_stack+0x15/0x1b [ 24.795059][ T293] __schedule_bug+0x195/0x260 [ 24.799750][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 24.805117][ T293] ? percpu_counter_add_batch+0x13d/0x160 [ 24.810857][ T293] __schedule+0xcf7/0x1550 [ 24.815186][ T293] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 24.821175][ T293] ? ____fput+0x15/0x20 [ 24.825166][ T293] ? __sched_text_start+0x8/0x8 [ 24.829952][ T293] ? __blkcg_punt_bio_submit+0x180/0x180 [ 24.835443][ T293] ? unlock_page_memcg+0x160/0x160 [ 24.840459][ T293] schedule+0xc3/0x180 [ 24.844555][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 24.849687][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 24.855192][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 24.861903][ T293] do_syscall_64+0x49/0xb0 [ 24.866503][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 24.872313][ T293] RIP: 0033:0x4e65f7 [ 24.876126][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [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 340] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 345] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 344] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 344] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 340] <... exit_group resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 343] <... bpf resumed>) = 5 [pid 343] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 344] <... bpf resumed>) = 6 [pid 298] <... restart_syscall resumed>) = 0 [pid 345] <... bpf resumed>) = 0 [pid 344] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 343] <... bpf resumed>) = 6 [pid 340] +++ exited with 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 344] <... bpf resumed>) = 7 [pid 344] exit_group(0 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 345] <... bpf resumed>) = 6 [pid 344] <... exit_group resumed>) = ? [pid 343] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 343] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 347 attached ./strace-static-x86_64: Process 346 attached [pid 345] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 344] +++ exited with 0 +++ [pid 343] <... exit_group resumed>) = ? [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 346 [pid 347] set_robust_list(0x555555b3c660, 24 [pid 346] set_robust_list(0x555555b3c660, 24 [pid 345] <... bpf resumed>) = 7 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 347 [pid 347] <... set_robust_list resumed>) = 0 [pid 346] <... set_robust_list resumed>) = 0 [pid 345] exit_group(0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 345] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 347] <... prctl resumed>) = 0 [pid 346] <... prctl resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 347] setpgid(0, 0 [pid 346] setpgid(0, 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 347] <... setpgid resumed>) = 0 [pid 346] <... setpgid resumed>) = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 346] <... openat resumed>) = 3 [pid 346] write(3, "1000", 4) = 4 [pid 346] close(3) = 0 [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 348 [pid 347] <... openat resumed>) = 3 [pid 347] write(3, "1000", 4./strace-static-x86_64: Process 348 attached ) = 4 [pid 348] set_robust_list(0x555555b3c660, 24 [pid 347] close(3 [pid 348] <... set_robust_list resumed>) = 0 [pid 347] <... close resumed>) = 0 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 346] <... bpf resumed>) = 3 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 348] <... prctl resumed>) = 0 [pid 348] setpgid(0, 0) = 0 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 347] <... bpf resumed>) = 3 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 348] <... openat resumed>) = 3 [pid 348] write(3, "1000", 4) = 4 [pid 348] close(3) = 0 [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 348] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 345] +++ exited with 0 +++ [pid 343] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] 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 350 attached ./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 350 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 349 [pid 349] <... set_robust_list resumed>) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] set_robust_list(0x555555b3c660, 24 [pid 349] setpgid(0, 0 [pid 350] <... set_robust_list resumed>) = 0 [pid 349] <... setpgid resumed>) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] <... prctl resumed>) = 0 [pid 350] setpgid(0, 0 [pid 349] <... openat resumed>) = 3 [pid 350] <... setpgid resumed>) = 0 [pid 349] write(3, "1000", 4 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 349] <... write resumed>) = 4 [pid 350] <... openat resumed>) = 3 [pid 349] close(3 [pid 350] write(3, "1000", 4 [pid 349] <... close resumed>) = 0 [pid 350] <... write resumed>) = 4 [pid 350] close(3 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 350] <... close resumed>) = 0 [pid 350] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 349] <... bpf resumed>) = 3 [pid 350] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [ 24.896480][ T293] RSP: 002b:00007ffc4d6feb28 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 24.905408][ T293] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 24.913311][ T293] RDX: 00007ffc4d6feb30 RSI: 0000000000008910 RDI: 0000000000000003 [ 24.921117][ T293] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000c [ 24.929264][ T293] R10: 0000000000554612 R11: 0000000000000286 R12: 00007ffc4d6feb90 [ 24.937799][ T293] R13: 00007ffc4d6feb30 R14: 0000000000423160 R15: 0000000000617180 [ 24.946099][ T293] [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 350] <... bpf resumed>) = 4 [pid 348] <... bpf resumed>) = 4 [pid 347] <... bpf resumed>) = 4 [pid 346] <... bpf resumed>) = 4 [pid 350] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 349] <... bpf resumed>) = 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 350] <... bpf resumed>) = 5 [pid 349] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 348] <... bpf resumed>) = 5 [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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 350] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 349] <... bpf resumed>) = 5 [pid 348] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 347] <... bpf resumed>) = 5 [pid 346] <... bpf resumed>) = 5 [pid 350] <... bpf resumed>) = 0 [pid 349] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 348] <... bpf resumed>) = 0 [pid 347] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 346] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 350] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 349] <... bpf resumed>) = 0 [pid 348] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 347] <... bpf resumed>) = 0 [pid 346] <... bpf resumed>) = 0 [pid 350] <... bpf resumed>) = 6 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 348] <... bpf resumed>) = 6 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 350] 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 350] <... bpf resumed>) = 7 [pid 348] <... bpf resumed>) = 7 [pid 350] exit_group(0 [pid 348] exit_group(0 [pid 350] <... exit_group resumed>) = ? [pid 348] <... exit_group resumed>) = ? [pid 350] +++ exited with 0 +++ [pid 348] +++ exited with 0 +++ [pid 347] <... bpf resumed>) = 6 [pid 346] <... bpf resumed>) = 6 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 346] 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=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 347] <... bpf resumed>) = 7 [pid 346] <... bpf resumed>) = 7 [pid 346] exit_group(0 [pid 347] exit_group(0 [pid 346] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 347] <... exit_group resumed>) = ? [pid 349] <... bpf resumed>) = 6 [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 346] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 353 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 352 ./strace-static-x86_64: Process 353 attached ./strace-static-x86_64: Process 352 attached [pid 353] set_robust_list(0x555555b3c660, 24 [pid 352] set_robust_list(0x555555b3c660, 24 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 354 attached [pid 353] <... set_robust_list resumed>) = 0 [pid 352] <... set_robust_list resumed>) = 0 [pid 354] set_robust_list(0x555555b3c660, 24 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 354 [pid 354] <... set_robust_list resumed>) = 0 [pid 353] <... prctl resumed>) = 0 [pid 352] <... prctl resumed>) = 0 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 353] setpgid(0, 0 [pid 352] setpgid(0, 0 [pid 354] <... prctl resumed>) = 0 [pid 353] <... setpgid resumed>) = 0 [pid 352] <... setpgid resumed>) = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 354] setpgid(0, 0 [pid 352] <... openat resumed>) = 3 [pid 353] <... openat resumed>) = 3 [pid 354] <... setpgid resumed>) = 0 [pid 352] write(3, "1000", 4 [pid 353] write(3, "1000", 4 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] <... write resumed>) = 4 [pid 353] <... write resumed>) = 4 [pid 352] close(3 [pid 353] close(3 [pid 354] <... openat resumed>) = 3 [pid 353] <... close resumed>) = 0 [pid 352] <... close resumed>) = 0 [pid 354] write(3, "1000", 4 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 354] <... write resumed>) = 4 [pid 354] close(3 [pid 353] <... bpf resumed>) = 3 [pid 352] <... bpf resumed>) = 3 [pid 349] <... bpf resumed>) = 7 [pid 347] +++ exited with 0 +++ [pid 354] <... close resumed>) = 0 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 349] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 353] <... bpf resumed>) = 4 [pid 352] <... bpf resumed>) = 4 [pid 349] <... exit_group resumed>) = ? [pid 354] <... bpf resumed>) = 3 [pid 353] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 352] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] +++ exited with 0 +++ [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 353] <... bpf resumed>) = 5 [pid 352] <... bpf resumed>) = 5 [pid 354] <... bpf resumed>) = 4 [pid 353] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 352] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 354] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 353] <... bpf resumed>) = 0 [pid 352] <... bpf resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 354] <... bpf resumed>) = 5 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 300] <... restart_syscall resumed>) = 0 [pid 354] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 353] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 355 [pid 354] <... bpf resumed>) = 0 [pid 354] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 354] <... bpf resumed>) = 6 [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 352] <... bpf resumed>) = 6 [pid 354] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 356 attached [pid 353] <... bpf resumed>) = 7 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 356 ./strace-static-x86_64: Process 355 attached [pid 356] set_robust_list(0x555555b3c660, 24 [pid 354] <... bpf resumed>) = 7 [pid 353] exit_group(0 [pid 352] <... bpf resumed>) = 7 [pid 356] <... set_robust_list resumed>) = 0 [pid 355] set_robust_list(0x555555b3c660, 24 [pid 354] exit_group(0 [pid 353] <... exit_group resumed>) = ? [pid 352] exit_group(0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 355] <... set_robust_list resumed>) = 0 [pid 354] <... exit_group resumed>) = ? [pid 352] <... exit_group resumed>) = ? [pid 356] <... prctl resumed>) = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 354] +++ exited with 0 +++ [pid 353] +++ exited with 0 +++ [pid 355] <... prctl resumed>) = 0 [pid 356] setpgid(0, 0 [pid 355] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 356] <... setpgid resumed>) = 0 [pid 355] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 356] <... openat resumed>) = 3 [pid 355] <... openat resumed>) = 3 [pid 356] write(3, "1000", 4 [pid 355] write(3, "1000", 4 [pid 356] <... write resumed>) = 4 [pid 355] <... write resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 357 attached [pid 356] close(3 [pid 355] close(3 [pid 357] set_robust_list(0x555555b3c660, 24 [pid 356] <... close resumed>) = 0 [pid 355] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 357 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 358 [pid 357] <... set_robust_list resumed>) = 0 [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 352] +++ exited with 0 +++ [pid 357] <... prctl resumed>) = 0 [pid 356] <... bpf resumed>) = 3 [pid 355] <... bpf resumed>) = 3 [pid 357] setpgid(0, 0 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 357] <... setpgid resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 357] <... openat resumed>) = 3 [pid 357] write(3, "1000", 4 [pid 297] <... restart_syscall resumed>) = 0 [pid 357] <... write resumed>) = 4 [pid 357] close(3) = 0 [pid 357] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 358 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 358] set_robust_list(0x555555b3c660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 359 ./strace-static-x86_64: Process 359 attached [pid 357] <... bpf resumed>) = 3 [pid 359] set_robust_list(0x555555b3c660, 24 [pid 358] <... set_robust_list resumed>) = 0 [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 359] <... set_robust_list resumed>) = 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 359] <... prctl resumed>) = 0 [pid 358] <... prctl resumed>) = 0 [pid 359] setpgid(0, 0 [pid 358] setpgid(0, 0 [pid 359] <... setpgid resumed>) = 0 [pid 358] <... setpgid resumed>) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] <... openat resumed>) = 3 [pid 358] <... openat resumed>) = 3 [pid 359] write(3, "1000", 4) = 4 [pid 358] write(3, "1000", 4 [pid 359] close(3 [pid 358] <... write resumed>) = 4 [pid 359] <... close resumed>) = 0 [pid 358] close(3 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 358] <... close resumed>) = 0 [pid 358] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 359] <... bpf resumed>) = 3 [pid 358] <... bpf resumed>) = 3 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 357] <... bpf resumed>) = 4 [pid 356] <... bpf resumed>) = 4 [pid 355] <... bpf resumed>) = 4 [pid 359] <... bpf resumed>) = 4 [pid 358] <... bpf resumed>) = 4 [pid 357] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 356] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 355] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 359] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 358] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 357] <... bpf resumed>) = 5 [pid 356] <... bpf resumed>) = 5 [pid 355] <... bpf resumed>) = 5 [pid 359] <... bpf resumed>) = 5 [pid 358] <... bpf resumed>) = 5 [pid 357] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 356] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 355] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 359] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 358] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 357] <... bpf resumed>) = 0 [pid 356] <... bpf resumed>) = 0 [pid 355] <... bpf resumed>) = 0 [pid 359] <... bpf resumed>) = 0 [pid 358] <... bpf resumed>) = 0 [pid 357] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 356] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 358] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 357] <... bpf resumed>) = 6 [pid 356] <... bpf resumed>) = 6 [pid 355] <... bpf resumed>) = 6 [pid 359] <... bpf resumed>) = 6 [pid 358] <... bpf resumed>) = 6 [pid 357] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 356] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 358] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 357] <... bpf resumed>) = 7 [pid 356] <... bpf resumed>) = 7 [pid 355] <... bpf resumed>) = 7 [pid 359] <... bpf resumed>) = 7 [pid 358] <... bpf resumed>) = 7 [pid 357] exit_group(0 [pid 356] exit_group(0 [pid 355] exit_group(0 [pid 359] exit_group(0 [pid 358] exit_group(0 [pid 357] <... exit_group resumed>) = ? [pid 356] <... exit_group resumed>) = ? [pid 355] <... exit_group resumed>) = ? [pid 359] <... exit_group resumed>) = ? [pid 358] <... exit_group resumed>) = ? [pid 356] +++ exited with 0 +++ [pid 355] +++ exited with 0 +++ [pid 359] +++ exited with 0 +++ [pid 357] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, 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 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 362 attached ./strace-static-x86_64: Process 361 attached ./strace-static-x86_64: Process 360 attached [pid 362] set_robust_list(0x555555b3c660, 24 [pid 361] set_robust_list(0x555555b3c660, 24 [pid 360] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 360 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 361 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 362 [pid 362] <... set_robust_list resumed>) = 0 [pid 361] <... set_robust_list resumed>) = 0 [pid 360] <... set_robust_list resumed>) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 363 attached [pid 362] <... prctl resumed>) = 0 [pid 361] <... prctl resumed>) = 0 [pid 360] <... prctl resumed>) = 0 [pid 363] set_robust_list(0x555555b3c660, 24 [pid 362] setpgid(0, 0 [pid 361] setpgid(0, 0 [pid 360] setpgid(0, 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 363 [pid 363] <... set_robust_list resumed>) = 0 [pid 362] <... setpgid resumed>) = 0 [pid 361] <... setpgid resumed>) = 0 [pid 360] <... setpgid resumed>) = 0 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 361] <... openat resumed>) = 3 [pid 360] <... openat resumed>) = 3 [pid 363] <... prctl resumed>) = 0 [pid 362] <... openat resumed>) = 3 [pid 361] write(3, "1000", 4 [pid 360] write(3, "1000", 4 [pid 363] setpgid(0, 0 [pid 362] write(3, "1000", 4 [pid 361] <... write resumed>) = 4 [pid 360] <... write resumed>) = 4 [pid 363] <... setpgid resumed>) = 0 [pid 362] <... write resumed>) = 4 [pid 361] close(3 [pid 360] close(3 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] close(3 [pid 361] <... close resumed>) = 0 [pid 360] <... close resumed>) = 0 [pid 362] <... close resumed>) = 0 [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 363] <... openat resumed>) = 3 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 361] <... bpf resumed>) = 3 [pid 360] <... bpf resumed>) = 3 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 363] write(3, "1000", 4 [pid 362] <... bpf resumed>) = 3 [pid 363] <... write resumed>) = 4 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 363] close(3) = 0 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 362] <... bpf resumed>) = 4 [pid 361] <... bpf resumed>) = 4 [pid 360] <... bpf resumed>) = 4 [pid 358] +++ exited with 0 +++ [pid 363] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 362] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 361] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 360] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 363] <... bpf resumed>) = 5 [pid 362] <... bpf resumed>) = 5 [pid 361] <... bpf resumed>) = 5 [pid 360] <... bpf resumed>) = 5 [pid 363] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 362] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 361] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 360] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 363] <... bpf resumed>) = 0 [pid 362] <... bpf resumed>) = 0 [pid 361] <... bpf resumed>) = 0 [pid 360] <... bpf resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 364 attached [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 362] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 364] set_robust_list(0x555555b3c660, 24 [pid 362] <... bpf resumed>) = 6 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 364 [pid 361] <... bpf resumed>) = 6 [pid 360] <... bpf resumed>) = 6 [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 362] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 361] <... bpf resumed>) = 7 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 362] <... bpf resumed>) = 7 [pid 364] <... set_robust_list resumed>) = 0 [pid 363] <... bpf resumed>) = 6 [pid 361] exit_group(0 [pid 360] <... bpf resumed>) = 7 [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 362] exit_group(0 [pid 361] <... exit_group resumed>) = ? [pid 360] exit_group(0 [pid 362] <... exit_group resumed>) = ? [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 364] setpgid(0, 0 [pid 361] +++ exited with 0 +++ [pid 360] <... exit_group resumed>) = ? [pid 364] <... setpgid resumed>) = 0 [pid 300] --- 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] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 362] +++ exited with 0 +++ [pid 364] <... openat resumed>) = 3 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 364] write(3, "1000", 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 365 attached [pid 364] <... write resumed>) = 4 [pid 365] set_robust_list(0x555555b3c660, 24 [pid 364] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 365 [pid 365] <... set_robust_list resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 365] <... prctl resumed>) = 0 [pid 364] <... bpf resumed>) = 3 [pid 365] setpgid(0, 0 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 365] <... setpgid resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 366 attached [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 366] set_robust_list(0x555555b3c660, 24 [pid 365] <... openat resumed>) = 3 [pid 364] <... bpf resumed>) = 4 [pid 363] <... bpf resumed>) = 7 [pid 360] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 366 [pid 366] <... set_robust_list resumed>) = 0 [pid 365] write(3, "1000", 4 [ 25.111236][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 25.123335][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 25.130914][ T293] Modules linked in: [ 25.134635][ T293] Preemption disabled at: [ 25.134642][ T293] [] up_read+0x16/0x170 [ 25.144437][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 25.155896][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.166130][ T293] Call Trace: [ 25.169255][ T293] [ 25.172058][ T293] dump_stack_lvl+0x151/0x1b7 [ 25.176659][ T293] ? up_read+0x16/0x170 [ 25.180711][ T293] ? up_read+0x16/0x170 [ 25.184836][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.190122][ T293] ? up_read+0x16/0x170 [ 25.194309][ T293] dump_stack+0x15/0x1b [ 25.198573][ T293] __schedule_bug+0x195/0x260 [ 25.203165][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.208471][ T293] __schedule+0xcf7/0x1550 [ 25.212809][ T293] ? __sched_text_start+0x8/0x8 [ 25.217568][ T293] ? ksys_write+0x24f/0x2c0 [ 25.221914][ T293] schedule+0xc3/0x180 [ 25.226344][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 25.231545][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 25.236884][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 25.242347][ T293] do_syscall_64+0x49/0xb0 [ 25.246728][ T293] ? sysvec_call_function_single+0x52/0xb0 [ 25.252371][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 25.258451][ T293] RIP: 0033:0x4e815a [ 25.262287][ T293] 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 [ 25.282062][ T293] RSP: 002b:00007ffc4d6feb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 25.290426][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 25.298431][ T293] RDX: 0000000000000001 RSI: 00007ffc4d6feb90 RDI: 000000000000016c [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] exit_group(0 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 365] <... write resumed>) = 4 [pid 364] <... bpf resumed>) = 5 [pid 363] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 364] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 364] <... 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 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 367 ./strace-static-x86_64: Process 367 attached [pid 366] <... prctl resumed>) = 0 [pid 365] close(3 [pid 364] <... bpf resumed>) = 6 [pid 364] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 365] <... close resumed>) = 0 [pid 367] set_robust_list(0x555555b3c660, 24 [pid 366] setpgid(0, 0 [pid 367] <... set_robust_list resumed>) = 0 [pid 366] <... setpgid resumed>) = 0 [pid 365] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 [pid 365] <... bpf resumed>) = 3 [pid 367] <... close resumed>) = 0 [pid 367] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 367] <... bpf resumed>) = 3 [pid 366] <... openat resumed>) = 3 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 366] write(3, "1000", 4) = 4 [pid 366] close(3) = 0 [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 364] <... bpf resumed>) = 7 [pid 363] +++ exited with 0 +++ [pid 365] <... bpf resumed>) = 4 [pid 364] exit_group(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 364] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 367] <... bpf resumed>) = 4 [pid 366] <... bpf resumed>) = 4 [pid 365] <... bpf resumed>) = 5 [pid 364] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 366] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 365] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 367] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 366] <... bpf resumed>) = 5 [pid 365] <... bpf resumed>) = 0 [pid 366] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 367] <... bpf resumed>) = 5 [pid 366] <... bpf resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 368 [pid 365] <... bpf resumed>) = 6 [pid 367] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4./strace-static-x86_64: Process 369 attached ./strace-static-x86_64: Process 368 attached ) = 0 [pid 366] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 365] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 369] set_robust_list(0x555555b3c660, 24 [pid 368] set_robust_list(0x555555b3c660, 24 [pid 367] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 369] <... set_robust_list resumed>) = 0 [pid 368] <... set_robust_list resumed>) = 0 [pid 367] <... bpf resumed>) = 6 [pid 366] <... bpf resumed>) = 6 [pid 365] <... bpf resumed>) = 7 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 369 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 366] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 365] exit_group(0 [pid 369] <... prctl resumed>) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] <... bpf resumed>) = 7 [pid 366] <... bpf resumed>) = 7 [pid 365] <... exit_group resumed>) = ? [pid 367] exit_group(0 [pid 366] exit_group(0 [pid 367] <... exit_group resumed>) = ? [pid 369] setpgid(0, 0 [pid 368] <... prctl resumed>) = 0 [pid 367] +++ exited with 0 +++ [pid 366] <... exit_group resumed>) = ? [pid 365] +++ exited with 0 +++ [pid 369] <... setpgid resumed>) = 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} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 368] setpgid(0, 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 369] <... openat resumed>) = 3 [pid 368] <... setpgid resumed>) = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 371 attached ./strace-static-x86_64: Process 370 attached [pid 369] write(3, "1000", 4 [pid 368] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 370 [pid 371] set_robust_list(0x555555b3c660, 24 [pid 370] set_robust_list(0x555555b3c660, 24 [pid 369] <... write resumed>) = 4 [pid 368] write(3, "1000", 4 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 371 [pid 371] <... set_robust_list resumed>) = 0 [pid 370] <... set_robust_list resumed>) = 0 [pid 369] close(3 [pid 368] <... write resumed>) = 4 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 369] <... close resumed>) = 0 [pid 368] close(3 [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 368] <... close resumed>) = 0 [pid 371] <... prctl resumed>) = 0 [pid 370] <... prctl resumed>) = 0 [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 371] setpgid(0, 0 [pid 370] setpgid(0, 0 [pid 369] <... bpf resumed>) = 3 [pid 368] <... bpf resumed>) = 3 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 371] <... setpgid resumed>) = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 370] <... setpgid resumed>) = 0 [pid 371] <... openat resumed>) = 3 [pid 371] write(3, "1000", 4 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 371] <... write resumed>) = 4 [pid 371] close(3) = 0 [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 370] <... openat resumed>) = 3 [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 370] write(3, "1000", 4) = 4 [pid 370] close(3) = 0 [pid 370] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 366] +++ exited with 0 +++ [pid 370] <... bpf resumed>) = 3 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 372 ./strace-static-x86_64: Process 372 attached [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 372] set_robust_list(0x555555b3c660, 24) = 0 [ 25.306330][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 25.314229][ T293] R10: 00007ffc4d6feba0 R11: 0000000000000246 R12: 0000000000000000 [ 25.322166][ T293] R13: 0000000020000340 R14: 0000000000c02010 R15: 0000000000c06520 [ 25.330319][ T293] [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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 371] <... bpf resumed>) = 4 [pid 370] <... bpf resumed>) = 4 [pid 369] <... bpf resumed>) = 4 [pid 368] <... bpf resumed>) = 4 [pid 372] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 372] <... bpf resumed>) = 5 [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>) = 5 [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 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 372] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 371] <... bpf resumed>) = 5 [pid 370] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 369] <... bpf resumed>) = 5 [pid 372] <... bpf resumed>) = 0 [pid 371] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 370] <... bpf resumed>) = 0 [pid 369] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 368] <... bpf resumed>) = 5 [pid 372] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 371] <... bpf resumed>) = 0 [pid 370] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 369] <... bpf resumed>) = 0 [pid 368] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 372] <... bpf resumed>) = 6 [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 resumed>) = 6 [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] <... bpf resumed>) = 0 [pid 372] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 370] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 372] <... bpf resumed>) = 7 [pid 370] <... bpf resumed>) = 7 [pid 372] exit_group(0 [pid 370] exit_group(0 [pid 372] <... exit_group resumed>) = ? [pid 370] <... exit_group resumed>) = ? [pid 372] +++ exited with 0 +++ [pid 371] <... bpf resumed>) = 6 [pid 370] +++ exited with 0 +++ [pid 369] <... bpf resumed>) = 6 [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 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 371] <... bpf resumed>) = 7 [pid 369] <... bpf resumed>) = 7 [pid 368] <... bpf resumed>) = 6 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 373 [pid 371] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 369] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 371] <... exit_group resumed>) = ? [pid 369] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 373 attached [pid 368] <... bpf resumed>) = 7 [pid 373] set_robust_list(0x555555b3c660, 24) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 373] setpgid(0, 0) = 0 [pid 369] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 299] --- 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(0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... restart_syscall resumed>) = 0 [pid 371] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 368] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 374 [pid 373] <... openat resumed>) = 3 [pid 373] write(3, "1000", 4) = 4 [pid 373] close(3) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 373] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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=0x555555b3c650) = 375 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 376 attached ./strace-static-x86_64: Process 374 attached , child_tidptr=0x555555b3c650) = 376 [pid 376] set_robust_list(0x555555b3c660, 24 [pid 374] set_robust_list(0x555555b3c660, 24) = 0 [pid 376] <... set_robust_list resumed>) = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 374] setpgid(0, 0 [pid 376] <... prctl resumed>) = 0 [pid 374] <... setpgid resumed>) = 0 [pid 376] setpgid(0, 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 376] <... setpgid resumed>) = 0 [pid 374] <... openat resumed>) = 3 [pid 373] <... bpf resumed>) = 3 [pid 374] write(3, "1000", 4 [pid 376] 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=3}}, 16./strace-static-x86_64: Process 375 attached [pid 374] <... write resumed>) = 4 [pid 375] set_robust_list(0x555555b3c660, 24 [pid 373] <... bpf resumed>) = 4 [pid 373] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 374] close(3 [pid 376] <... openat resumed>) = 3 [pid 374] <... close resumed>) = 0 [pid 376] write(3, "1000", 4 [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 373] <... bpf resumed>) = 5 [pid 376] <... write resumed>) = 4 [pid 373] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 [pid 376] close(3 [pid 374] <... bpf resumed>) = 3 [pid 373] <... bpf resumed>) = 6 [pid 373] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 375] <... set_robust_list resumed>) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 376] <... close resumed>) = 0 [pid 376] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 375] <... prctl resumed>) = 0 [pid 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 376] <... bpf resumed>) = 3 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 375] <... bpf resumed>) = 3 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 374] <... bpf resumed>) = 4 [pid 373] <... bpf resumed>) = 7 [pid 368] +++ exited with 0 +++ [pid 376] <... bpf resumed>) = 4 [pid 375] <... bpf resumed>) = 4 [pid 374] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 373] exit_group(0 [ 25.431889][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 25.443346][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 25.450904][ T293] Modules linked in: [ 25.454876][ T293] Preemption disabled at: [ 25.454883][ T293] [] is_module_text_address+0x1f/0x360 [ 25.465976][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 25.477280][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 25.487284][ T293] Call Trace: [ 25.490416][ T293] [ 25.493185][ T293] dump_stack_lvl+0x151/0x1b7 [ 25.497698][ T293] ? is_module_text_address+0x1f/0x360 [ 25.503154][ T293] ? is_module_text_address+0x1f/0x360 [ 25.508463][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 25.513847][ T293] ? is_module_text_address+0x1f/0x360 [ 25.519225][ T293] dump_stack+0x15/0x1b [ 25.523305][ T293] __schedule_bug+0x195/0x260 [ 25.527826][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 25.533292][ T293] ? percpu_counter_add_batch+0x13d/0x160 [ 25.538851][ T293] __schedule+0xcf7/0x1550 [ 25.543285][ T293] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 25.549272][ T293] ? ____fput+0x15/0x20 [ 25.553388][ T293] ? __sched_text_start+0x8/0x8 [ 25.558244][ T293] ? __blkcg_punt_bio_submit+0x180/0x180 [ 25.563798][ T293] ? unlock_page_memcg+0x160/0x160 [ 25.568834][ T293] schedule+0xc3/0x180 [ 25.572827][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 25.577991][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 25.583638][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 25.589011][ T293] do_syscall_64+0x49/0xb0 [ 25.593351][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 25.599082][ T293] RIP: 0033:0x4e65f7 [ 25.602833][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 25.622660][ T293] RSP: 002b:00007ffc4d6feb28 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [pid 376] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 375] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 374] <... bpf resumed>) = 5 [pid 373] <... exit_group resumed>) = ? [pid 375] <... bpf resumed>) = 5 [pid 373] +++ exited with 0 +++ [pid 375] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 375] <... bpf resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [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] <... bpf resumed>) = 5 [pid 374] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 376] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 375] <... bpf resumed>) = 6 [pid 374] <... bpf resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [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 377 attached [pid 376] <... bpf resumed>) = 0 [pid 375] <... bpf resumed>) = 7 [pid 375] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 375] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 378 attached [pid 377] set_robust_list(0x555555b3c660, 24 [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 374] <... bpf resumed>) = 6 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 377 [pid 378] set_robust_list(0x555555b3c660, 24 [pid 377] <... set_robust_list resumed>) = 0 [pid 375] +++ exited with 0 +++ [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 378 [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 374] exit_group(0) = ? [pid 378] <... set_robust_list resumed>) = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 376] <... bpf resumed>) = 6 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 377] <... prctl resumed>) = 0 [pid 376] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 377] setpgid(0, 0 [pid 378] <... prctl resumed>) = 0 [pid 377] <... setpgid resumed>) = 0 [pid 378] setpgid(0, 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4 [pid 378] <... setpgid resumed>) = 0 [pid 377] <... write resumed>) = 4 [pid 377] close(3) = 0 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 378] write(3, "1000", 4) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 378] close(3 [pid 377] <... bpf resumed>) = 3 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 379 [pid 378] <... close resumed>) = 0 ./strace-static-x86_64: Process 379 attached [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 379] set_robust_list(0x555555b3c660, 24) = 0 [pid 378] <... bpf resumed>) = 3 [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [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) = 3 [pid 378] <... bpf resumed>) = 4 [pid 377] <... bpf resumed>) = 4 [pid 376] <... bpf resumed>) = 7 [pid 379] write(3, "1000", 4 [pid 374] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 379] <... write resumed>) = 4 [pid 378] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 377] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] exit_group(0 [pid 379] close(3 [pid 378] <... bpf resumed>) = 5 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 379] <... close resumed>) = 0 [pid 378] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 377] <... bpf resumed>) = 5 [pid 376] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 380 attached [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 380 [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 377] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 380] set_robust_list(0x555555b3c660, 24 [pid 379] <... bpf resumed>) = 3 [pid 378] <... bpf resumed>) = 0 [pid 376] +++ exited with 0 +++ [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 380] <... set_robust_list resumed>) = 0 [pid 379] <... bpf resumed>) = 4 [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 377] <... bpf resumed>) = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL [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) = 5 [pid 377] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 379] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 378] <... bpf resumed>) = 6 [pid 377] <... bpf resumed>) = 6 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 300] <... restart_syscall resumed>) = 0 [pid 380] <... prctl resumed>) = 0 [pid 379] exit_group(0 [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 377] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 379] <... exit_group resumed>) = ? [pid 380] setpgid(0, 0 [pid 379] +++ exited with 0 +++ [pid 378] <... bpf resumed>) = 7 [pid 377] <... bpf resumed>) = 7 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 381 attached [pid 380] <... setpgid resumed>) = 0 [pid 378] exit_group(0 [pid 377] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 381] set_robust_list(0x555555b3c660, 24 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 378] <... exit_group resumed>) = ? [pid 377] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 381 [pid 381] <... set_robust_list resumed>) = 0 [pid 380] <... openat resumed>) = 3 [pid 378] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 380] write(3, "1000", 4 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 381] <... prctl resumed>) = 0 [pid 380] <... write resumed>) = 4 [pid 381] setpgid(0, 0 [pid 380] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 381] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 382 attached [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 380] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 382 [pid 382] set_robust_list(0x555555b3c660, 24) = 0 [pid 381] <... openat resumed>) = 3 [pid 380] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 381] write(3, "1000", 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 383 ./strace-static-x86_64: Process 383 attached [pid 383] set_robust_list(0x555555b3c660, 24) = 0 [pid 380] <... bpf resumed>) = 3 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 382] <... prctl resumed>) = 0 [pid 381] <... write resumed>) = 4 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] setpgid(0, 0) = 0 [pid 381] close(3 [pid 383] setpgid(0, 0) = 0 [pid 381] <... close resumed>) = 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 382] <... openat resumed>) = 3 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 382] write(3, "1000", 4 [pid 383] <... openat resumed>) = 3 [pid 383] write(3, "1000", 4) = 4 [pid 383] close(3) = 0 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 382] <... write resumed>) = 4 [pid 382] close(3) = 0 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 381] <... bpf resumed>) = 3 [ 25.630987][ T293] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 25.638970][ T293] RDX: 00007ffc4d6feb30 RSI: 0000000000008910 RDI: 0000000000000003 [ 25.646985][ T293] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000c [ 25.654994][ T293] R10: 0000000000554612 R11: 0000000000000286 R12: 00007ffc4d6feb90 [ 25.662810][ T293] R13: 00007ffc4d6feb30 R14: 0000000000423160 R15: 0000000000617180 [ 25.670795][ T293] [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 383] <... bpf resumed>) = 3 [pid 382] <... bpf resumed>) = 3 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 382] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 377] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 384 attached , child_tidptr=0x555555b3c650) = 384 [pid 384] set_robust_list(0x555555b3c660, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 380] <... bpf resumed>) = 4 [pid 384] <... bpf resumed>) = 4 [pid 383] <... bpf resumed>) = 4 [pid 382] <... bpf resumed>) = 4 [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 384] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 383] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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 381] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 380] <... bpf resumed>) = 5 [pid 384] <... bpf resumed>) = 5 [pid 383] <... bpf resumed>) = 5 [pid 382] <... bpf resumed>) = 5 [pid 381] <... bpf resumed>) = 5 [pid 380] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 384] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 383] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 382] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 381] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 380] <... bpf resumed>) = 0 [pid 384] <... bpf resumed>) = 0 [pid 383] <... bpf resumed>) = 0 [pid 382] <... bpf resumed>) = 0 [pid 381] <... bpf 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 384] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 382] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 380] <... bpf resumed>) = 6 [pid 383] <... bpf resumed>) = 6 [pid 380] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 382] <... bpf resumed>) = 6 [pid 380] <... bpf resumed>) = 7 [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>) = 6 [pid 380] exit_group(0 [pid 384] <... bpf resumed>) = 6 [pid 383] <... bpf resumed>) = 7 [pid 382] <... bpf resumed>) = 7 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 380] <... exit_group resumed>) = ? [pid 384] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 383] exit_group(0 [pid 382] exit_group(0 [pid 381] <... bpf resumed>) = 7 [pid 380] +++ exited with 0 +++ [pid 384] <... bpf resumed>) = 7 [pid 383] <... exit_group resumed>) = ? [pid 382] <... exit_group resumed>) = ? [pid 381] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 383] +++ exited with 0 +++ [pid 381] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 382] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 381] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 385 [pid 297] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 385 attached [pid 384] exit_group(0 [pid 297] <... restart_syscall resumed>) = 0 [pid 385] set_robust_list(0x555555b3c660, 24 [pid 384] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 385] <... set_robust_list resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 387 attached ./strace-static-x86_64: Process 386 attached [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 384] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 388 attached [pid 387] set_robust_list(0x555555b3c660, 24 [pid 386] set_robust_list(0x555555b3c660, 24 [pid 385] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 386 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 387 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 388] set_robust_list(0x555555b3c660, 24 [pid 387] <... set_robust_list resumed>) = 0 [pid 386] <... set_robust_list resumed>) = 0 [pid 385] setpgid(0, 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 388 [pid 388] <... set_robust_list resumed>) = 0 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] <... setpgid resumed>) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 387] <... prctl resumed>) = 0 [pid 386] <... prctl resumed>) = 0 [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 388] <... prctl resumed>) = 0 [pid 387] setpgid(0, 0 [pid 386] setpgid(0, 0 [pid 385] <... openat resumed>) = 3 ./strace-static-x86_64: Process 389 attached [pid 388] setpgid(0, 0 [pid 387] <... setpgid resumed>) = 0 [pid 386] <... setpgid resumed>) = 0 [pid 385] write(3, "1000", 4 [pid 388] <... setpgid resumed>) = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 385] <... write resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 389 [pid 389] set_robust_list(0x555555b3c660, 24 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 387] <... openat resumed>) = 3 [pid 386] <... openat resumed>) = 3 [pid 385] close(3 [pid 389] <... set_robust_list resumed>) = 0 [pid 388] <... openat resumed>) = 3 [pid 387] write(3, "1000", 4 [pid 386] write(3, "1000", 4 [pid 385] <... close resumed>) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 388] write(3, "1000", 4 [pid 387] <... write resumed>) = 4 [pid 386] <... write resumed>) = 4 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 389] <... prctl resumed>) = 0 [pid 388] <... write resumed>) = 4 [pid 387] close(3 [pid 386] close(3 [pid 389] setpgid(0, 0) = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 388] close(3 [pid 387] <... close resumed>) = 0 [pid 386] <... close resumed>) = 0 [pid 385] <... bpf resumed>) = 3 [pid 388] <... close resumed>) = 0 [pid 389] <... openat resumed>) = 3 [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 389] write(3, "1000", 4) = 4 [pid 387] <... bpf resumed>) = 3 [pid 389] close(3) = 0 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 386] <... bpf resumed>) = 3 [pid 389] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 388] <... bpf resumed>) = 3 [pid 389] <... bpf resumed>) = 3 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 385] <... bpf resumed>) = 4 [pid 387] <... bpf resumed>) = 4 [pid 386] <... bpf resumed>) = 4 [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 389] <... bpf resumed>) = 4 [pid 388] <... bpf resumed>) = 4 [pid 389] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 388] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [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 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>) = 5 [pid 389] <... bpf resumed>) = 5 [pid 388] <... bpf resumed>) = 5 [pid 387] <... bpf resumed>) = 5 [pid 386] <... bpf resumed>) = 5 [pid 385] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 389] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 388] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 387] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 386] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 385] <... bpf resumed>) = 0 [pid 389] <... bpf resumed>) = 0 [pid 388] <... bpf resumed>) = 0 [pid 387] <... 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 389] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 388] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 386] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 385] <... bpf resumed>) = 6 [pid 389] <... bpf resumed>) = 6 [pid 388] <... bpf resumed>) = 6 [pid 387] <... bpf resumed>) = 6 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 389] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 388] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 386] <... bpf resumed>) = 6 [pid 385] <... bpf resumed>) = 7 [pid 389] <... bpf resumed>) = 7 [pid 388] <... bpf resumed>) = 7 [pid 387] <... bpf resumed>) = 7 [pid 386] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 385] exit_group(0 [pid 389] exit_group(0 [pid 388] exit_group(0 [pid 387] exit_group(0 [pid 386] <... bpf resumed>) = 7 [pid 385] <... exit_group resumed>) = ? [pid 389] <... exit_group resumed>) = ? [pid 388] <... exit_group resumed>) = ? [pid 387] <... exit_group resumed>) = ? [pid 386] exit_group(0 [pid 385] +++ exited with 0 +++ [pid 389] +++ exited with 0 +++ [pid 388] +++ exited with 0 +++ [pid 387] +++ exited with 0 +++ [pid 386] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 393 attached ./strace-static-x86_64: Process 392 attached ./strace-static-x86_64: Process 391 attached ./strace-static-x86_64: Process 390 attached [pid 386] +++ exited with 0 +++ [pid 393] set_robust_list(0x555555b3c660, 24 [pid 392] set_robust_list(0x555555b3c660, 24 [pid 391] set_robust_list(0x555555b3c660, 24 [pid 390] set_robust_list(0x555555b3c660, 24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 390 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 391 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 392 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 393 [pid 393] <... set_robust_list resumed>) = 0 [pid 392] <... set_robust_list resumed>) = 0 [pid 391] <... set_robust_list resumed>) = 0 [pid 390] <... set_robust_list resumed>) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 393] <... prctl resumed>) = 0 [pid 392] <... prctl resumed>) = 0 [pid 391] <... prctl resumed>) = 0 [pid 390] <... prctl resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 394 attached [pid 393] setpgid(0, 0 [pid 392] setpgid(0, 0 [pid 391] setpgid(0, 0 [pid 390] setpgid(0, 0 [pid 394] set_robust_list(0x555555b3c660, 24 [pid 393] <... setpgid resumed>) = 0 [pid 392] <... setpgid resumed>) = 0 [pid 391] <... setpgid resumed>) = 0 [pid 390] <... setpgid resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 394 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 392] <... openat resumed>) = 3 [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 390] <... openat resumed>) = 3 [pid 394] <... set_robust_list resumed>) = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 392] write(3, "1000", 4 [pid 391] <... openat resumed>) = 3 [pid 390] write(3, "1000", 4 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 393] <... openat resumed>) = 3 [pid 392] <... write resumed>) = 4 [pid 391] write(3, "1000", 4 [pid 390] <... write resumed>) = 4 [pid 394] <... prctl resumed>) = 0 [pid 393] write(3, "1000", 4 [pid 392] close(3 [pid 391] <... write resumed>) = 4 [pid 390] close(3 [pid 394] setpgid(0, 0 [pid 393] <... write resumed>) = 4 [pid 392] <... close resumed>) = 0 [pid 391] close(3 [pid 390] <... close resumed>) = 0 [pid 394] <... setpgid resumed>) = 0 [pid 393] close(3 [pid 392] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 391] <... close resumed>) = 0 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 393] <... close resumed>) = 0 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 392] <... bpf resumed>) = 3 [pid 394] <... openat resumed>) = 3 [pid 390] <... bpf resumed>) = 3 [pid 394] write(3, "1000", 4 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 391] <... bpf resumed>) = 3 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 394] <... write resumed>) = 4 [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 394] close(3) = 0 [pid 393] <... bpf resumed>) = 3 [pid 394] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 394] <... bpf resumed>) = 3 [pid 394] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 392] <... bpf resumed>) = 4 [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 393] <... bpf resumed>) = 4 [pid 391] <... bpf resumed>) = 4 [pid 394] <... bpf resumed>) = 4 [pid 390] <... bpf resumed>) = 4 [pid 394] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 392] <... bpf resumed>) = 5 [pid 390] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 394] <... bpf resumed>) = 5 [pid 393] <... bpf resumed>) = 5 [pid 392] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 391] <... bpf resumed>) = 5 [pid 390] <... bpf resumed>) = 5 [pid 394] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 393] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 392] <... bpf resumed>) = 0 [pid 391] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 390] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 394] <... bpf resumed>) = 0 [pid 393] <... bpf resumed>) = 0 [pid 392] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 391] <... bpf resumed>) = 0 [pid 390] <... bpf resumed>) = 0 [pid 394] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 394] <... bpf resumed>) = 6 [pid 392] <... bpf resumed>) = 6 [pid 393] <... bpf resumed>) = 6 [pid 392] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 392] exit_group(0) = ? [pid 391] <... 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] +++ exited with 0 +++ [pid 390] <... bpf resumed>) = 6 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 394] <... bpf resumed>) = 7 [pid 393] <... bpf resumed>) = 7 [pid 391] <... bpf resumed>) = 7 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 394] exit_group(0 [pid 393] exit_group(0 [pid 391] exit_group(0 [pid 390] <... bpf resumed>) = 7 [pid 394] <... exit_group resumed>) = ? [pid 393] <... exit_group resumed>) = ? [pid 391] <... exit_group resumed>) = ? [pid 390] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 391] +++ exited with 0 +++ [pid 390] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 395 [pid 393] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 390] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 395 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] set_robust_list(0x555555b3c660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 396 attached [pid 395] <... set_robust_list resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 397 attached [pid 396] set_robust_list(0x555555b3c660, 24 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 396 [pid 397] set_robust_list(0x555555b3c660, 24 [pid 396] <... set_robust_list resumed>) = 0 [pid 395] <... prctl resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 397 [pid 397] <... set_robust_list resumed>) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 395] setpgid(0, 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 396] <... prctl resumed>) = 0 [pid 395] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 398 attached [pid 397] <... prctl resumed>) = 0 [pid 396] setpgid(0, 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 398] set_robust_list(0x555555b3c660, 24 [pid 397] setpgid(0, 0 [pid 396] <... setpgid resumed>) = 0 [pid 395] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 398 [pid 398] <... set_robust_list resumed>) = 0 [pid 397] <... setpgid resumed>) = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 395] write(3, "1000", 4 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 396] <... openat resumed>) = 3 [pid 395] <... write resumed>) = 4 [pid 398] <... prctl resumed>) = 0 [pid 397] <... openat resumed>) = 3 [pid 396] write(3, "1000", 4 [pid 395] close(3 [pid 398] setpgid(0, 0 [pid 397] write(3, "1000", 4 [pid 396] <... write resumed>) = 4 [pid 395] <... close resumed>) = 0 [pid 394] +++ exited with 0 +++ [pid 398] <... setpgid resumed>) = 0 [pid 397] <... write resumed>) = 4 [pid 396] close(3 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 397] close(3 [pid 396] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 395] <... bpf resumed>) = 3 [pid 398] <... openat resumed>) = 3 [pid 397] <... close resumed>) = 0 [pid 396] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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=3}}, 16 [pid 398] write(3, "1000", 4 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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 [pid 396] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 399 attached [pid 398] <... write resumed>) = 4 [pid 397] <... bpf resumed>) = 3 [pid 396] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 399 [pid 399] set_robust_list(0x555555b3c660, 24 [pid 398] close(3 [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 399] <... set_robust_list resumed>) = 0 [pid 398] <... close resumed>) = 0 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 399] <... prctl resumed>) = 0 [pid 399] setpgid(0, 0 [pid 398] <... bpf resumed>) = 3 [pid 399] <... setpgid resumed>) = 0 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 399] write(3, "1000", 4) = 4 [pid 399] close(3) = 0 [pid 399] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 395] <... bpf resumed>) = 4 [pid 399] <... bpf resumed>) = 4 [pid 398] <... bpf resumed>) = 4 [pid 397] <... bpf resumed>) = 4 [pid 396] <... bpf resumed>) = 4 [pid 395] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 399] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 398] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 397] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [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 395] <... bpf resumed>) = 5 [pid 399] <... bpf resumed>) = 5 [pid 398] <... bpf resumed>) = 5 [pid 397] <... bpf resumed>) = 5 [pid 396] <... bpf resumed>) = 5 [pid 395] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 399] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 398] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 397] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 396] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 395] <... bpf resumed>) = 0 [pid 399] <... bpf resumed>) = 0 [pid 398] <... bpf resumed>) = 0 [pid 397] <... bpf resumed>) = 0 [pid 396] <... bpf resumed>) = 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] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 398] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 396] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 395] <... bpf resumed>) = 6 [pid 399] <... bpf resumed>) = 6 [pid 397] <... bpf resumed>) = 6 [pid 399] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 396] <... bpf resumed>) = 6 [pid 399] <... bpf resumed>) = 7 [pid 398] <... bpf resumed>) = 6 [pid 397] 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] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 398] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 397] <... bpf resumed>) = 7 [pid 396] <... bpf resumed>) = 7 [pid 395] <... bpf resumed>) = 7 [pid 398] <... bpf resumed>) = 7 [pid 397] exit_group(0 [pid 396] exit_group(0 [pid 395] exit_group(0 [pid 398] exit_group(0 [pid 397] <... exit_group resumed>) = ? [pid 396] <... exit_group resumed>) = ? [pid 395] <... exit_group resumed>) = ? [pid 399] exit_group(0 [pid 398] <... exit_group resumed>) = ? [pid 399] <... exit_group resumed>) = ? [pid 399] +++ exited with 0 +++ [pid 396] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 398] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 400 attached ./strace-static-x86_64: Process 401 attached [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 401] set_robust_list(0x555555b3c660, 24 [pid 400] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 400 [pid 400] <... set_robust_list resumed>) = 0 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] <... set_robust_list resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 402 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 401 ./strace-static-x86_64: Process 403 attached ./strace-static-x86_64: Process 402 attached [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 400] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 403 [pid 403] set_robust_list(0x555555b3c660, 24 [pid 402] set_robust_list(0x555555b3c660, 24 [pid 401] <... prctl resumed>) = 0 [pid 400] <... setpgid resumed>) = 0 [pid 403] <... set_robust_list resumed>) = 0 [pid 402] <... set_robust_list resumed>) = 0 [pid 401] setpgid(0, 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 401] <... setpgid resumed>) = 0 [pid 403] <... prctl resumed>) = 0 [pid 402] <... prctl resumed>) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 400] <... openat resumed>) = 3 [pid 403] setpgid(0, 0 [pid 402] setpgid(0, 0 [pid 401] <... openat resumed>) = 3 [pid 403] <... setpgid resumed>) = 0 [pid 402] <... setpgid resumed>) = 0 [pid 401] write(3, "1000", 4 [pid 400] write(3, "1000", 4 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 401] <... write resumed>) = 4 [pid 403] <... openat resumed>) = 3 [pid 402] <... openat resumed>) = 3 [pid 401] close(3 [pid 400] <... write resumed>) = 4 [pid 403] write(3, "1000", 4 [pid 402] write(3, "1000", 4 [pid 401] <... close resumed>) = 0 [pid 403] <... write resumed>) = 4 [pid 402] <... write resumed>) = 4 [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 400] close(3 [pid 403] close(3 [pid 402] close(3 [pid 401] <... bpf resumed>) = 3 [pid 403] <... close resumed>) = 0 [pid 402] <... close resumed>) = 0 [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 400] <... close resumed>) = 0 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 402] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 403] <... bpf resumed>) = 3 [pid 402] <... bpf resumed>) = 3 [pid 397] +++ exited with 0 +++ [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 402] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 400] <... bpf resumed>) = 3 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 404 attached , child_tidptr=0x555555b3c650) = 404 [pid 404] set_robust_list(0x555555b3c660, 24) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 401] <... bpf resumed>) = 4 [pid 404] <... bpf resumed>) = 4 [pid 403] <... bpf resumed>) = 4 [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 400] <... bpf resumed>) = 4 [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 403] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 402] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 401] <... bpf resumed>) = 5 [pid 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 404] <... bpf resumed>) = 5 [pid 403] <... bpf resumed>) = 5 [pid 402] <... bpf resumed>) = 5 [pid 401] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 400] <... bpf resumed>) = 5 [pid 404] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 403] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 402] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 401] <... bpf resumed>) = 0 [pid 400] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 404] <... bpf resumed>) = 0 [pid 403] <... bpf resumed>) = 0 [pid 402] <... bpf resumed>) = 0 [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 400] <... bpf resumed>) = 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 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 402] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 404] <... bpf resumed>) = 6 [pid 403] <... bpf resumed>) = 6 [pid 402] <... bpf resumed>) = 6 [pid 401] <... bpf resumed>) = 6 [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 404] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [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 404] <... bpf resumed>) = 7 [pid 403] <... bpf resumed>) = 7 [pid 402] <... bpf resumed>) = 7 [pid 401] <... bpf resumed>) = 7 [pid 400] <... bpf resumed>) = 6 [pid 404] exit_group(0 [pid 403] exit_group(0 [pid 402] exit_group(0 [pid 401] exit_group(0 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 404] <... exit_group resumed>) = ? [pid 403] <... exit_group resumed>) = ? [pid 402] <... exit_group resumed>) = ? [pid 401] <... exit_group resumed>) = ? [pid 400] <... bpf resumed>) = 7 [pid 404] +++ exited with 0 +++ [pid 403] +++ exited with 0 +++ [pid 402] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 401] +++ exited with 0 +++ [pid 400] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 400] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 406 attached ./strace-static-x86_64: Process 405 attached [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 405] set_robust_list(0x555555b3c660, 24 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 405 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 406 ./strace-static-x86_64: Process 407 attached [pid 406] set_robust_list(0x555555b3c660, 24 [pid 405] <... set_robust_list resumed>) = 0 [pid 407] set_robust_list(0x555555b3c660, 24 [pid 406] <... set_robust_list resumed>) = 0 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 407 [pid 407] <... set_robust_list resumed>) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 405] <... prctl resumed>) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] <... prctl resumed>) = 0 [pid 405] setpgid(0, 0 [pid 407] <... prctl resumed>) = 0 [pid 406] setpgid(0, 0 [pid 405] <... setpgid resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 408 attached [pid 407] setpgid(0, 0 [pid 406] <... setpgid resumed>) = 0 [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 408] set_robust_list(0x555555b3c660, 24 [pid 407] <... setpgid resumed>) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] <... openat resumed>) = 3 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 408 [pid 408] <... set_robust_list resumed>) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 406] <... openat resumed>) = 3 [pid 405] write(3, "1000", 4 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 407] <... openat resumed>) = 3 [pid 406] write(3, "1000", 4 [pid 405] <... write resumed>) = 4 [pid 408] <... prctl resumed>) = 0 [pid 407] write(3, "1000", 4 [pid 406] <... write resumed>) = 4 [pid 405] close(3 [pid 408] setpgid(0, 0 [pid 407] <... write resumed>) = 4 [pid 406] close(3 [pid 405] <... close resumed>) = 0 [pid 408] <... setpgid resumed>) = 0 [pid 407] close(3 [pid 406] <... close resumed>) = 0 [pid 405] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 407] <... close resumed>) = 0 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 408] <... openat resumed>) = 3 [pid 408] write(3, "1000", 4 [pid 405] <... bpf resumed>) = 3 [pid 408] <... write resumed>) = 4 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 406] <... bpf resumed>) = 3 [pid 405] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 400] +++ exited with 0 +++ [pid 408] close(3 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 408] <... close resumed>) = 0 [pid 407] <... bpf resumed>) = 3 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 408] <... bpf resumed>) = 3 [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 410 ./strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x555555b3c660, 24) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 405] <... bpf resumed>) = 4 [pid 410] <... bpf resumed>) = 4 [pid 408] <... bpf resumed>) = 4 [pid 407] <... bpf resumed>) = 4 [pid 406] <... bpf 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 408] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 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 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 410] <... bpf resumed>) = 5 [pid 408] <... bpf resumed>) = 5 [pid 407] <... bpf resumed>) = 5 [pid 405] <... bpf resumed>) = 5 [pid 406] <... bpf resumed>) = 5 [pid 410] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 408] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 407] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 406] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 405] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 410] <... bpf resumed>) = 0 [pid 408] <... bpf resumed>) = 0 [pid 407] <... bpf resumed>) = 0 [pid 406] <... bpf resumed>) = 0 [pid 405] <... bpf resumed>) = 0 [pid 410] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 408] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 410] <... bpf resumed>) = 6 [pid 408] <... bpf resumed>) = 6 [pid 407] <... bpf resumed>) = 6 [pid 408] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 406] <... bpf resumed>) = 6 [pid 408] exit_group(0) = ? [pid 405] <... bpf resumed>) = 6 [pid 410] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 408] +++ exited with 0 +++ [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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 410] <... bpf resumed>) = 7 [pid 407] <... bpf resumed>) = 7 [pid 406] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 410] exit_group(0 [pid 407] exit_group(0 [pid 406] exit_group(0 [pid 405] <... bpf resumed>) = 7 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 410] <... exit_group resumed>) = ? [pid 407] <... exit_group resumed>) = ? [pid 406] <... exit_group resumed>) = ? [pid 405] exit_group(0 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 406] +++ exited with 0 +++ [pid 405] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 411 [pid 405] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 407] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 411 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 411] set_robust_list(0x555555b3c660, 24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 412 attached [pid 411] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 413 attached [pid 412] set_robust_list(0x555555b3c660, 24 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 412 [pid 413] set_robust_list(0x555555b3c660, 24 [pid 412] <... set_robust_list resumed>) = 0 [pid 411] <... prctl resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 413 [pid 413] <... set_robust_list resumed>) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 411] setpgid(0, 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 412] <... prctl resumed>) = 0 [pid 411] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 414 attached [pid 413] <... prctl resumed>) = 0 [pid 412] setpgid(0, 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 413] setpgid(0, 0 [pid 412] <... setpgid resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 414 [pid 414] set_robust_list(0x555555b3c660, 24 [pid 413] <... setpgid resumed>) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 411] <... openat resumed>) = 3 [pid 414] <... set_robust_list resumed>) = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 412] <... openat resumed>) = 3 [pid 411] write(3, "1000", 4 [pid 413] <... openat resumed>) = 3 [pid 412] write(3, "1000", 4 [pid 411] <... write resumed>) = 4 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] write(3, "1000", 4 [pid 412] <... write resumed>) = 4 [pid 411] close(3 [pid 414] <... prctl resumed>) = 0 [pid 413] <... write resumed>) = 4 [pid 412] close(3 [pid 411] <... close resumed>) = 0 [pid 414] setpgid(0, 0 [pid 413] close(3 [pid 412] <... close resumed>) = 0 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 414] <... setpgid resumed>) = 0 [pid 413] <... close resumed>) = 0 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 411] <... bpf resumed>) = 3 [pid 414] <... openat resumed>) = 3 [pid 414] write(3, "1000", 4) = 4 [pid 412] <... bpf resumed>) = 3 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 414] close(3 [pid 413] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 414] <... close resumed>) = 0 [pid 414] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 413] <... bpf resumed>) = 3 [pid 410] +++ exited with 0 +++ [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, 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 415 attached [pid 415] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 415 [pid 415] <... set_robust_list resumed>) = 0 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 415] setpgid(0, 0) = 0 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 415] write(3, "1000", 4) = 4 [pid 415] close(3) = 0 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 411] <... bpf resumed>) = 4 [pid 415] <... bpf resumed>) = 4 [pid 414] <... bpf resumed>) = 4 [pid 413] <... bpf resumed>) = 4 [pid 412] <... bpf resumed>) = 4 [pid 411] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 415] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 414] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 413] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 411] <... bpf resumed>) = 5 [pid 415] <... bpf resumed>) = 5 [pid 414] <... bpf resumed>) = 5 [pid 413] <... bpf resumed>) = 5 [pid 412] <... bpf resumed>) = 5 [pid 411] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 415] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 413] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 412] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 411] <... bpf resumed>) = 0 [pid 415] <... bpf resumed>) = 0 [pid 414] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 413] <... bpf resumed>) = 0 [pid 412] <... bpf resumed>) = 0 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 414] <... bpf resumed>) = 0 [pid 413] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 412] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 6 [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 411] <... bpf resumed>) = 6 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 414] <... bpf resumed>) = 6 [pid 413] <... bpf resumed>) = 6 [pid 412] <... bpf resumed>) = 6 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 415] <... bpf resumed>) = 7 [pid 413] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 412] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 411] <... bpf resumed>) = 7 [pid 415] exit_group(0 [pid 414] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 413] <... bpf resumed>) = 7 [pid 412] <... bpf resumed>) = 7 [pid 411] exit_group(0 [pid 415] <... exit_group resumed>) = ? [pid 414] <... bpf resumed>) = 7 [pid 413] exit_group(0 [pid 412] exit_group(0 [pid 411] <... exit_group resumed>) = ? [pid 414] exit_group(0 [pid 415] +++ exited with 0 +++ [pid 414] <... exit_group resumed>) = ? [pid 413] <... exit_group resumed>) = ? [pid 414] +++ exited with 0 +++ [pid 412] <... exit_group resumed>) = ? [pid 411] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 413] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 417 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 418 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 418 attached [pid 418] set_robust_list(0x555555b3c660, 24) = 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 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 419 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 420 [pid 418] <... write resumed>) = 4 [pid 418] close(3) = 0 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 420 attached ./strace-static-x86_64: Process 419 attached ./strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x555555b3c660, 24 [pid 420] set_robust_list(0x555555b3c660, 24 [pid 417] <... set_robust_list resumed>) = 0 [pid 420] <... set_robust_list resumed>) = 0 [pid 419] set_robust_list(0x555555b3c660, 24 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 417] <... prctl resumed>) = 0 [pid 417] setpgid(0, 0 [pid 420] <... prctl resumed>) = 0 [pid 419] <... set_robust_list resumed>) = 0 [pid 417] <... setpgid resumed>) = 0 [pid 418] <... bpf resumed>) = 3 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 420] setpgid(0, 0 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 420] <... setpgid resumed>) = 0 [pid 419] setpgid(0, 0) = 0 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 412] +++ exited with 0 +++ [pid 420] <... openat resumed>) = 3 [pid 419] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 420] write(3, "1000", 4 [pid 417] <... openat resumed>) = 3 [pid 417] write(3, "1000", 4) = 4 [pid 417] close(3) = 0 [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 420] <... write resumed>) = 4 [pid 419] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 420] close(3) = 0 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 421 [pid 419] <... bpf resumed>) = 3 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 417] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 421 attached [pid 420] <... bpf resumed>) = 3 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 421] set_robust_list(0x555555b3c660, 24) = 0 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 421] setpgid(0, 0) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 421] write(3, "1000", 4) = 4 [pid 421] close(3) = 0 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 418] <... bpf resumed>) = 4 [pid 419] <... bpf resumed>) = 4 [pid 421] <... bpf resumed>) = 4 [pid 420] <... bpf resumed>) = 4 [pid 417] <... bpf resumed>) = 4 [pid 421] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 420] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 418] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 417] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 419] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 421] <... bpf resumed>) = 5 [pid 420] <... bpf resumed>) = 5 [pid 418] <... bpf resumed>) = 5 [pid 417] <... bpf resumed>) = 5 [pid 421] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 420] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 419] <... bpf resumed>) = 5 [pid 418] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 417] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 421] <... bpf resumed>) = 0 [pid 420] <... bpf resumed>) = 0 [pid 419] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 418] <... bpf resumed>) = 0 [pid 417] <... bpf resumed>) = 0 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 419] <... bpf resumed>) = 0 [pid 418] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 420] <... bpf resumed>) = 6 [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 418] <... bpf resumed>) = 6 [pid 417] <... bpf resumed>) = 6 [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 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 421] <... bpf resumed>) = 7 [pid 420] <... bpf resumed>) = 7 [pid 417] <... bpf resumed>) = 7 [pid 421] exit_group(0 [pid 420] exit_group(0 [pid 418] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 417] exit_group(0 [pid 421] <... exit_group resumed>) = ? [pid 420] <... exit_group resumed>) = ? [pid 419] <... bpf resumed>) = 6 [pid 417] <... exit_group resumed>) = ? [pid 421] +++ exited with 0 +++ [pid 420] +++ exited with 0 +++ [pid 418] <... bpf resumed>) = 7 [pid 417] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 422 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 423 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 424 ./strace-static-x86_64: Process 424 attached [pid 424] set_robust_list(0x555555b3c660, 24) = 0 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 424] setpgid(0, 0) = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 424] close(3) = 0 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 422 attached [pid 422] set_robust_list(0x555555b3c660, 24) = 0 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 422] setpgid(0, 0) = 0 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 422] write(3, "1000", 4) = 4 [pid 422] close(3) = 0 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 424] <... bpf resumed>) = 3 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 424] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 424] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 424] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 422] <... bpf resumed>) = 3 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 424] <... bpf resumed>) = 6 [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) = 5 [pid 422] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 422] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 424] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 424] exit_group(0) = ? [pid 422] <... bpf resumed>) = 6 [pid 422] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 424] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 422] exit_group(0) = ? [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 425 [pid 422] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x555555b3c660, 24) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 426 [pid 425] <... write resumed>) = 4 [pid 425] close(3) = 0 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 425] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 425] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 425] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 425] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 425] exit_group(0) = ? ./strace-static-x86_64: Process 426 attached [pid 426] set_robust_list(0x555555b3c660, 24) = 0 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 426] setpgid(0, 0 [pid 425] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 426] <... setpgid resumed>) = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 427 [pid 426] <... openat resumed>) = 3 [pid 426] write(3, "1000", 4) = 4 [pid 426] close(3) = 0 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 426] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 426] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 ./strace-static-x86_64: Process 427 attached [pid 427] set_robust_list(0x555555b3c660, 24) = 0 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 427] setpgid(0, 0) = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 426] exit_group(0) = ? [pid 426] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 428 [pid 427] <... openat resumed>) = 3 [pid 427] write(3, "1000", 4) = 4 [pid 427] close(3) = 0 [ 26.061222][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 26.072934][ T409] BUG: workqueue leaked lock or atomic: kworker/1:2/0x00000001/409 [ 26.072934][ T409] last function: bpf_prog_free_deferred [ 26.086765][ T409] CPU: 1 PID: 409 Comm: kworker/1:2 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 26.097869][ T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [pid 427] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 427] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 427] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 427] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 ./strace-static-x86_64: Process 428 attached [pid 428] set_robust_list(0x555555b3c660, 24) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 428] setpgid(0, 0) = 0 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] <... bpf resumed>) = 7 [pid 427] exit_group(0 [pid 428] <... openat resumed>) = 3 [pid 427] <... exit_group resumed>) = ? [pid 428] write(3, "1000", 4) = 4 [pid 428] close(3 [pid 427] +++ exited with 0 +++ [pid 428] <... close resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 428] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 428] <... bpf resumed>) = 3 [pid 297] <... restart_syscall resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 429 [pid 428] <... bpf resumed>) = 4 [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) = 5 [pid 428] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [ 26.107765][ T409] Workqueue: events bpf_prog_free_deferred [ 26.113421][ T409] Call Trace: [ 26.116526][ T409] [ 26.119372][ T409] dump_stack_lvl+0x151/0x1b7 [ 26.123826][ T409] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.128092][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 26.129201][ T409] ? bpf_prog_free_deferred+0x63e/0x750 [ 26.141671][ T428] BUG: scheduling while atomic: syz-executor249/428/0x00000002 [ 26.146220][ T409] dump_stack+0x15/0x1b [ 26.153626][ T428] Modules linked in: [ 26.157840][ T409] process_one_work+0x94e/0xcb0 [ 26.161681][ T428] Preemption disabled at: [ 26.166340][ T428] [] free_unref_page+0x177/0x5c0 [ 26.166345][ T409] worker_thread+0xa60/0x1260 [ 26.166381][ T409] ? __kasan_check_read+0x11/0x20 [ 26.186221][ T409] kthread+0x26d/0x300 [ 26.190119][ T409] ? worker_clr_flags+0x1a0/0x1a0 [ 26.194984][ T409] ? kthread_blkcg+0xd0/0xd0 [ 26.199408][ T409] ret_from_fork+0x1f/0x30 [ 26.203669][ T409] [ 26.206615][ T428] CPU: 0 PID: 428 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 26.206949][ T409] BUG: workqueue leaked lock or atomic: kworker/1:2/0x00000001/409 [ 26.206949][ T409] last function: free_work [ 26.217984][ T428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.217998][ T428] Call Trace: [ 26.218004][ T428] [ 26.218011][ T428] dump_stack_lvl+0x151/0x1b7 [ 26.250967][ T428] ? free_unref_page+0x177/0x5c0 [ 26.255735][ T428] ? free_unref_page+0x177/0x5c0 [ 26.260600][ T428] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.265896][ T428] ? free_unref_page+0x177/0x5c0 [ 26.270670][ T428] dump_stack+0x15/0x1b [ 26.274656][ T428] __schedule_bug+0x195/0x260 [ 26.279359][ T428] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.284658][ T428] __schedule+0xcf7/0x1550 [ 26.288902][ T428] ? __kasan_check_write+0x14/0x20 [ 26.293842][ T428] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 26.298785][ T428] ? __sched_text_start+0x8/0x8 [ 26.303473][ T428] ? __kasan_check_read+0x11/0x20 [ 26.308354][ T428] ? cgroup_update_frozen+0x15f/0x980 [ 26.313701][ T428] schedule+0xc3/0x180 [ 26.317608][ T428] ptrace_stop+0x54f/0x930 [ 26.321864][ T428] ptrace_notify+0x225/0x350 [ 26.326275][ T428] ? do_notify_parent+0xa20/0xa20 [ 26.331158][ T428] ? __kasan_check_write+0x14/0x20 [ 26.336166][ T428] ? fpregs_restore_userregs+0x130/0x290 [ 26.341681][ T428] syscall_exit_to_user_mode+0xa2/0x140 [ 26.347019][ T428] do_syscall_64+0x49/0xb0 [ 26.351272][ T428] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 26.357000][ T428] RIP: 0033:0x7f15194f1ea9 [ 26.361258][ T428] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 26.380783][ T428] RSP: 002b:00007fff9a9a72a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 26.389114][ T428] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f15194f1ea9 [ 26.397621][ T428] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 26.405524][ T428] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 26.413507][ T428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.421371][ T428] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 26.429309][ T428] [ 26.432167][ T409] CPU: 1 PID: 409 Comm: kworker/1:2 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 26.443295][ T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.453256][ T409] Workqueue: events free_work [ 26.457942][ T409] Call Trace: [ 26.461070][ T409] [ 26.463941][ T409] dump_stack_lvl+0x151/0x1b7 [ 26.468451][ T409] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.473749][ T409] dump_stack+0x15/0x1b [ 26.477754][ T409] process_one_work+0x94e/0xcb0 [ 26.482537][ T409] worker_thread+0xa60/0x1260 [ 26.487027][ T409] ? __kasan_check_read+0x11/0x20 [ 26.491978][ T409] kthread+0x26d/0x300 [ 26.495875][ T409] ? worker_clr_flags+0x1a0/0x1a0 [ 26.500824][ T409] ? kthread_blkcg+0xd0/0xd0 [ 26.505249][ T409] ret_from_fork+0x1f/0x30 [ 26.509508][ T409] [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) = 6 [pid 419] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 418] exit_group(0) = ? [pid 418] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 419] <... bpf resumed>) = 7 [pid 419] exit_group(0) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 430 ./strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x555555b3c660, 24) = 0 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 429] setpgid(0, 0) = 0 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 429] write(3, "1000", 4./strace-static-x86_64: Process 430 attached ./strace-static-x86_64: Process 423 attached ) = 4 [pid 430] set_robust_list(0x555555b3c660, 24 [pid 429] close(3 [pid 423] set_robust_list(0x555555b3c660, 24 [pid 430] <... set_robust_list resumed>) = 0 [pid 429] <... close resumed>) = 0 [pid 423] <... set_robust_list resumed>) = 0 [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 430] <... prctl resumed>) = 0 [pid 423] <... prctl resumed>) = 0 [pid 430] setpgid(0, 0 [pid 423] setpgid(0, 0 [pid 430] <... setpgid resumed>) = 0 [pid 423] <... setpgid resumed>) = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 430] <... openat resumed>) = 3 [pid 423] <... openat resumed>) = 3 [pid 430] write(3, "1000", 4 [pid 423] write(3, "1000", 4 [pid 430] <... write resumed>) = 4 [pid 423] <... write resumed>) = 4 [pid 430] close(3 [pid 423] close(3 [pid 430] <... close resumed>) = 0 [pid 423] <... close resumed>) = 0 [pid 430] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [ 26.512451][ T409] BUG: scheduling while atomic: kworker/1:2/409/0x00000002 [ 26.519412][ T409] Modules linked in: [ 26.523342][ T409] Preemption disabled at: [ 26.523352][ T409] [] __get_locked_pte+0x28f/0x340 [ 26.534515][ T409] CPU: 1 PID: 409 Comm: kworker/1:2 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 26.545734][ T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.555717][ T409] Workqueue: events bpf_prog_free_deferred [ 26.561351][ T409] Call Trace: [ 26.564482][ T409] [ 26.567358][ T409] dump_stack_lvl+0x151/0x1b7 [ 26.571939][ T409] ? __get_locked_pte+0x28f/0x340 [ 26.576797][ T409] ? __get_locked_pte+0x28f/0x340 [ 26.581848][ T409] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.587326][ T409] ? __get_locked_pte+0x28f/0x340 [ 26.592171][ T409] dump_stack+0x15/0x1b [ 26.596161][ T409] __schedule_bug+0x195/0x260 [ 26.600871][ T409] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.606152][ T409] __schedule+0xcf7/0x1550 [ 26.610665][ T409] ? rb_commit+0x780/0x780 [ 26.614930][ T409] ? __sched_text_start+0x8/0x8 [ 26.619613][ T409] ? rb_commit+0x732/0x780 [ 26.623940][ T409] schedule+0xc3/0x180 [ 26.627865][ T409] schedule_preempt_disabled+0x13/0x20 [ 26.633374][ T409] __mutex_lock+0x5b6/0x1ca0 [ 26.637867][ T409] ? trace_buffer_unlock_commit_regs+0x15e/0x620 [ 26.644118][ T409] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 26.650815][ T409] ? trace_event_buffer_commit+0x26d/0x920 [ 26.656843][ T409] ? trace_event_raw_event_bpf_trace_printk+0x14f/0x210 [ 26.663981][ T409] ? __traceiter_bpf_trace_printk+0xb0/0xb0 [ 26.669707][ T409] ? vbin_printf+0x1bc0/0x1bc0 [ 26.674319][ T409] ? bpf_bprintf_cleanup+0x60/0x60 [ 26.679256][ T409] ? vbin_printf+0x1bc0/0x1bc0 [ 26.683953][ T409] __mutex_lock_slowpath+0xe/0x10 [ 26.688924][ T409] mutex_lock+0x130/0x1e0 [ 26.693113][ T409] ? bpf_probe_write_user+0xf0/0xf0 [ 26.698121][ T409] ? bit_wait_io_timeout+0x120/0x120 [ 26.703679][ T409] ? bpf_bprintf_prepare+0x1360/0x1360 [ 26.708973][ T409] ? in_gate_area_no_mm+0x41/0x60 [ 26.713832][ T409] text_poke_set+0xac/0x170 [ 26.718170][ T409] ? __kasan_check_write+0x14/0x20 [ 26.723227][ T409] ? text_poke_copy+0x90/0x90 [ 26.727814][ T409] ? bit_wait_io_timeout+0x120/0x120 [ 26.732934][ T409] ? bpf_trace_run1+0x240/0x240 [ 26.737709][ T409] ? kfree+0x7a/0xf0 [ 26.741430][ T409] bpf_arch_text_invalidate+0x22/0x40 [ 26.746737][ T409] bpf_prog_pack_free+0x14b/0x3d0 [ 26.751599][ T409] bpf_jit_binary_pack_free+0x38/0x80 [ 26.756801][ T409] bpf_jit_free+0x132/0x1e0 [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 428] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 429] <... bpf resumed>) = 3 [pid 428] <... bpf resumed>) = 7 [pid 419] +++ exited with 0 +++ [pid 430] <... bpf resumed>) = 3 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 428] exit_group(0 [pid 423] <... bpf resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 429] <... bpf resumed>) = 4 [pid 428] <... exit_group resumed>) = ? [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 430] <... bpf resumed>) = 4 [pid 429] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 428] +++ exited with 0 +++ [pid 423] <... bpf resumed>) = 4 [pid 430] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 429] <... bpf resumed>) = 5 [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 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 434 attached [pid 430] <... bpf resumed>) = 5 [pid 429] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 423] <... bpf resumed>) = 5 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 434] set_robust_list(0x555555b3c660, 24) = 0 [pid 430] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 429] <... bpf resumed>) = 0 [pid 423] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 434 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 430] <... bpf resumed>) = 0 [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 423] <... bpf resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 434] setpgid(0, 0) = 0 [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 429] <... bpf resumed>) = 6 [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 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 430] <... bpf resumed>) = 6 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 423] <... bpf resumed>) = 6 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 434] write(3, "1000", 4./strace-static-x86_64: Process 435 attached ) = 4 [pid 430] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 429] <... bpf resumed>) = 7 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 435 [pid 435] set_robust_list(0x555555b3c660, 24 [pid 434] close(3 [pid 430] <... bpf resumed>) = 7 [pid 429] exit_group(0 [pid 423] <... bpf resumed>) = 7 [pid 435] <... set_robust_list resumed>) = 0 [pid 434] <... close resumed>) = 0 [pid 430] exit_group(0 [pid 429] <... exit_group resumed>) = ? [pid 423] exit_group(0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 434] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 430] <... exit_group resumed>) = ? [pid 429] +++ exited with 0 +++ [pid 423] <... exit_group resumed>) = ? [pid 435] <... prctl resumed>) = 0 [pid 434] <... bpf resumed>) = 3 [pid 430] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 435] setpgid(0, 0 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 435] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 435] <... openat resumed>) = 3 [pid 435] write(3, "1000", 4) = 4 [pid 435] close(3) = 0 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 298] <... restart_syscall resumed>) = 0 [pid 423] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x555555b3c660, 24 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 436 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 437 [pid 436] <... set_robust_list resumed>) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 436] <... prctl resumed>) = 0 [pid 436] setpgid(0, 0) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 438 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 437 attached [pid 435] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 438 attached [pid 437] set_robust_list(0x555555b3c660, 24 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 437] <... set_robust_list resumed>) = 0 [pid 438] set_robust_list(0x555555b3c660, 24 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 438] <... set_robust_list resumed>) = 0 [pid 437] <... prctl resumed>) = 0 [pid 436] <... openat resumed>) = 3 [pid 437] setpgid(0, 0) = 0 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 437] write(3, "1000", 4) = 4 [pid 437] close(3) = 0 [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 436] write(3, "1000", 4) = 4 [pid 438] <... prctl resumed>) = 0 [pid 436] close(3 [pid 438] setpgid(0, 0 [pid 436] <... close resumed>) = 0 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 438] <... setpgid resumed>) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 436] <... bpf resumed>) = 3 [pid 438] <... openat resumed>) = 3 [pid 438] write(3, "1000", 4) = 4 [pid 438] close(3) = 0 [pid 438] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 438] <... bpf resumed>) = 3 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 437] <... bpf resumed>) = 4 [pid 436] <... bpf resumed>) = 4 [pid 435] <... bpf resumed>) = 4 [pid 434] <... bpf resumed>) = 4 [pid 438] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 437] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 435] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 434] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 438] <... bpf resumed>) = 5 [pid 437] <... bpf resumed>) = 5 [pid 436] <... bpf resumed>) = 5 [pid 435] <... bpf resumed>) = 5 [pid 434] <... bpf resumed>) = 5 [pid 438] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 437] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 436] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 435] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 434] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 438] <... bpf resumed>) = 0 [pid 437] <... bpf resumed>) = 0 [pid 436] <... bpf resumed>) = 0 [pid 435] <... bpf resumed>) = 0 [pid 434] <... bpf resumed>) = 0 [ 26.761143][ T409] bpf_prog_free_deferred+0x63e/0x750 [ 26.766351][ T409] process_one_work+0x73d/0xcb0 [ 26.771145][ T409] worker_thread+0xa60/0x1260 [ 26.775641][ T409] ? __kasan_check_read+0x11/0x20 [ 26.780499][ T409] kthread+0x26d/0x300 [ 26.784401][ T409] ? worker_clr_flags+0x1a0/0x1a0 [ 26.789263][ T409] ? kthread_blkcg+0xd0/0xd0 [ 26.793716][ T409] ret_from_fork+0x1f/0x30 [ 26.797951][ T409] [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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 436] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [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 438] <... bpf resumed>) = 6 [pid 437] <... bpf resumed>) = 6 [pid 436] <... bpf resumed>) = 6 [pid 435] <... bpf resumed>) = 6 [pid 434] <... bpf resumed>) = 6 [pid 438] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 436] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 26.856676][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 26.868123][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 26.875779][ T293] Modules linked in: [ 26.879739][ T293] Preemption disabled at: [ 26.879747][ T293] [] up_read+0x16/0x170 [ 26.889742][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 26.901078][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 26.910975][ T293] Call Trace: [ 26.914099][ T293] [ 26.916872][ T293] dump_stack_lvl+0x151/0x1b7 [ 26.921394][ T293] ? up_read+0x16/0x170 [ 26.925487][ T293] ? up_read+0x16/0x170 [ 26.929464][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 26.934764][ T293] ? up_read+0x16/0x170 [ 26.938845][ T293] dump_stack+0x15/0x1b [ 26.942829][ T293] __schedule_bug+0x195/0x260 [ 26.947343][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 26.952734][ T293] __schedule+0xcf7/0x1550 [ 26.957021][ T293] ? __sched_text_start+0x8/0x8 [ 26.961754][ T293] ? ksys_write+0x24f/0x2c0 [ 26.966281][ T293] schedule+0xc3/0x180 [ 26.970192][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 26.975392][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 26.980686][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 26.986256][ T293] do_syscall_64+0x49/0xb0 [ 26.990597][ T293] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 26.996242][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.002055][ T293] RIP: 0033:0x4e815a [ 27.005788][ T293] 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 [ 27.025370][ T293] RSP: 002b:00007ffc4d6feb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 27.033660][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 27.041556][ T293] RDX: 0000000000000001 RSI: 00007ffc4d6feb90 RDI: 00000000000001b3 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 434] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 438] <... bpf resumed>) = 7 [pid 437] <... bpf resumed>) = 7 [pid 436] <... bpf resumed>) = 7 [pid 435] <... bpf resumed>) = 7 [pid 434] <... bpf resumed>) = 7 [pid 438] exit_group(0 [pid 437] exit_group(0 [pid 436] exit_group(0 [pid 435] exit_group(0 [pid 434] exit_group(0 [pid 438] <... exit_group resumed>) = ? [pid 437] <... exit_group resumed>) = ? [pid 436] <... exit_group resumed>) = ? [pid 435] <... exit_group resumed>) = ? [pid 434] <... exit_group resumed>) = ? [pid 438] +++ exited with 0 +++ [pid 437] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ [pid 435] +++ exited with 0 +++ [pid 434] +++ exited with 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=1} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 440 ./strace-static-x86_64: Process 440 attached [pid 440] set_robust_list(0x555555b3c660, 24) = 0 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 440] setpgid(0, 0) = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 440] write(3, "1000", 4) = 4 [pid 440] close(3) = 0 [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 441 ./strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x555555b3c660, 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) = 3 [pid 441] write(3, "1000", 4) = 4 [pid 441] close(3) = 0 [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 442 ./strace-static-x86_64: Process 442 attached [pid 442] set_robust_list(0x555555b3c660, 24) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0) = 0 [ 27.049652][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 27.057712][ T293] R10: 00007ffc4d6feba0 R11: 0000000000000246 R12: 0000000000000000 [ 27.065959][ T293] R13: 00000000200001c0 R14: 0000000000c02010 R15: 0000000000c06520 [ 27.074052][ T293] [ 27.080273][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 27.092177][ T84] BUG: scheduling while atomic: syslogd/84/0x00000002 [ 27.099003][ T84] Modules linked in: [ 27.103405][ T84] Preemption disabled at: [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 442] write(3, "1000", 4) = 4 [pid 442] close(3) = 0 [pid 442] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 443 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 444 ./strace-static-x86_64: Process 444 attached [pid 444] set_robust_list(0x555555b3c660, 24) = 0 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 444] setpgid(0, 0) = 0 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 444] write(3, "1000", 4) = 4 [pid 444] close(3) = 0 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x555555b3c660, 24) = 0 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 443] setpgid(0, 0) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 443] write(3, "1000", 4) = 4 [pid 443] close(3) = 0 [pid 443] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [ 27.103416][ T84] [] __skb_try_recv_datagram+0x198/0x6a0 [ 27.115995][ T84] CPU: 0 PID: 84 Comm: syslogd Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 27.126675][ T84] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.136566][ T84] Call Trace: [ 27.139687][ T84] [ 27.142500][ T84] dump_stack_lvl+0x151/0x1b7 [ 27.147241][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 27.152878][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 27.158445][ T84] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.163827][ T84] ? fsnotify_perm+0x470/0x5d0 [ 27.168511][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 27.174421][ T84] dump_stack+0x15/0x1b [ 27.178412][ T84] __schedule_bug+0x195/0x260 [ 27.182930][ T84] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.188305][ T84] ? kernel_read+0x1f0/0x1f0 [ 27.192727][ T84] __schedule+0xcf7/0x1550 [ 27.196983][ T84] ? __kasan_check_read+0x11/0x20 [ 27.201842][ T84] ? __fdget_pos+0x204/0x390 [ 27.206286][ T84] ? __sched_text_start+0x8/0x8 [ 27.210962][ T84] ? ksys_read+0x24f/0x2c0 [ 27.215212][ T84] schedule+0xc3/0x180 [ 27.219121][ T84] exit_to_user_mode_loop+0x4e/0xa0 [ 27.224159][ T84] exit_to_user_mode_prepare+0x5a/0xa0 [ 27.229449][ T84] syscall_exit_to_user_mode+0x26/0x140 [ 27.234825][ T84] do_syscall_64+0x49/0xb0 [ 27.239075][ T84] ? sysvec_call_function_single+0x52/0xb0 [ 27.244808][ T84] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.250535][ T84] RIP: 0033:0x7f49c0960b6a [ 27.254785][ T84] Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83 [ 27.274229][ T84] RSP: 002b:00007ffcec6b4c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 27.282480][ T84] RAX: 000000000000003a RBX: 0000000000000002 RCX: 00007f49c0960b6a [ 27.290288][ T84] RDX: 00000000000000ff RSI: 000055d9ffb60300 RDI: 0000000000000000 [ 27.298096][ T84] RBP: 000055d9ffb602c0 R08: 0000000000000001 R09: 0000000000000000 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 444] <... bpf resumed>) = 4 [pid 443] <... bpf resumed>) = 4 [pid 442] <... bpf resumed>) = 4 [pid 441] <... bpf resumed>) = 4 [pid 440] <... 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 [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 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 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 444] <... bpf resumed>) = 5 [pid 443] <... bpf resumed>) = 5 [pid 442] <... bpf resumed>) = 5 [pid 441] <... bpf resumed>) = 5 [pid 440] <... bpf resumed>) = 5 [pid 444] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 443] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 443] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 444] <... bpf resumed>) = 0 [pid 443] <... bpf resumed>) = 6 [pid 442] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 441] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 440] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 443] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 442] <... bpf resumed>) = 0 [pid 441] <... bpf resumed>) = 0 [pid 440] <... bpf resumed>) = 0 [pid 443] exit_group(0) = ? [pid 443] +++ exited with 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) = 6 [pid 442] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 442] exit_group(0) = ? [pid 442] +++ exited with 0 +++ [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 441] exit_group(0) = ? [pid 441] +++ exited with 0 +++ [pid 440] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 440] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 440] exit_group(0) = ? [ 27.306005][ T84] R10: 00007f49c0aff3a3 R11: 0000000000000246 R12: 000055d9ffb60373 [ 27.313812][ T84] R13: 000055d9ffb60300 R14: 0000000000000000 R15: 00007f49c0b3da80 [ 27.321627][ T84] [ 27.333472][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 27.345495][ T444] BUG: scheduling while atomic: syz-executor249/444/0x00000002 [ 27.352922][ T444] Modules linked in: [ 27.356591][ T444] Preemption disabled at: [ 27.356597][ T444] [] is_module_text_address+0x1f/0x360 [ 27.367629][ T444] CPU: 1 PID: 444 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 27.379166][ T444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.389086][ T444] Call Trace: [ 27.392180][ T444] [ 27.395047][ T444] dump_stack_lvl+0x151/0x1b7 [ 27.399566][ T444] ? is_module_text_address+0x1f/0x360 [ 27.404948][ T444] ? is_module_text_address+0x1f/0x360 [ 27.410239][ T444] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.415536][ T444] ? is_module_text_address+0x1f/0x360 [ 27.420912][ T444] dump_stack+0x15/0x1b [ 27.424911][ T444] __schedule_bug+0x195/0x260 [ 27.429421][ T444] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.435606][ T444] __schedule+0xcf7/0x1550 [ 27.440594][ T444] ? __kasan_check_write+0x14/0x20 [ 27.445691][ T444] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 27.450695][ T444] ? __sched_text_start+0x8/0x8 [ 27.455391][ T444] ? __kasan_check_read+0x11/0x20 [ 27.460410][ T444] ? cgroup_update_frozen+0x15f/0x980 [ 27.465719][ T444] schedule+0xc3/0x180 [ 27.469704][ T444] ptrace_stop+0x54f/0x930 [ 27.473968][ T444] ptrace_notify+0x225/0x350 [ 27.478383][ T444] ? do_notify_parent+0xa20/0xa20 [ 27.483331][ T444] ? __kasan_check_write+0x14/0x20 [ 27.488451][ T444] ? fpregs_restore_userregs+0x130/0x290 [ 27.494004][ T444] syscall_exit_to_user_mode+0xa2/0x140 [ 27.499568][ T444] do_syscall_64+0x49/0xb0 [ 27.503936][ T444] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.509640][ T444] RIP: 0033:0x7f15194f1ea9 [ 27.513964][ T444] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 27.533844][ T444] RSP: 002b:00007fff9a9a72a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 27.542525][ T444] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f15194f1ea9 [ 27.550777][ T444] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [pid 444] <... bpf resumed>) = 6 [pid 440] +++ exited with 0 +++ [pid 444] 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=440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 444] <... bpf resumed>) = 7 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 444] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 444] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 445 attached [pid 444] +++ exited with 0 +++ [pid 445] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 445 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 448 attached ./strace-static-x86_64: Process 447 attached ./strace-static-x86_64: Process 446 attached [pid 445] <... set_robust_list resumed>) = 0 [pid 447] set_robust_list(0x555555b3c660, 24 [pid 446] set_robust_list(0x555555b3c660, 24 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 446 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 447 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 448 [pid 447] <... set_robust_list resumed>) = 0 [pid 446] <... set_robust_list resumed>) = 0 [pid 445] <... prctl resumed>) = 0 [pid 448] set_robust_list(0x555555b3c660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 448] <... set_robust_list resumed>) = 0 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 445] setpgid(0, 0./strace-static-x86_64: Process 449 attached [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 449 [pid 449] set_robust_list(0x555555b3c660, 24 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 447] <... prctl resumed>) = 0 [pid 446] <... prctl resumed>) = 0 [pid 445] <... setpgid resumed>) = 0 [pid 449] <... set_robust_list resumed>) = 0 [pid 448] <... prctl resumed>) = 0 [pid 447] setpgid(0, 0 [pid 446] setpgid(0, 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 446] <... setpgid resumed>) = 0 [pid 447] <... setpgid resumed>) = 0 [pid 449] <... prctl resumed>) = 0 [pid 445] <... openat resumed>) = 3 [pid 449] setpgid(0, 0 [pid 448] setpgid(0, 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 445] write(3, "1000", 4 [pid 449] <... setpgid resumed>) = 0 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 448] <... setpgid resumed>) = 0 [pid 447] <... openat resumed>) = 3 [pid 446] <... openat resumed>) = 3 [pid 445] <... write resumed>) = 4 [pid 449] <... openat resumed>) = 3 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 447] write(3, "1000", 4 [pid 446] write(3, "1000", 4 [pid 445] close(3 [pid 449] write(3, "1000", 4) = 4 [pid 449] close(3 [pid 448] <... openat resumed>) = 3 [pid 447] <... write resumed>) = 4 [pid 446] <... write resumed>) = 4 [pid 445] <... close resumed>) = 0 [pid 449] <... close resumed>) = 0 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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] close(3 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 449] <... bpf resumed>) = 3 [pid 448] write(3, "1000", 4 [pid 447] <... close resumed>) = 0 [pid 446] <... close resumed>) = 0 [pid 445] <... bpf resumed>) = 3 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 448] <... write resumed>) = 4 [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 446] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 448] close(3) = 0 [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 447] <... bpf resumed>) = 3 [pid 448] <... bpf resumed>) = 3 [pid 446] <... bpf resumed>) = 3 [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 449] <... bpf resumed>) = 4 [pid 448] <... bpf resumed>) = 4 [pid 447] <... bpf resumed>) = 4 [pid 446] <... bpf resumed>) = 4 [pid 445] <... bpf resumed>) = 4 [pid 449] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 448] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 447] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 446] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 445] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 449] <... bpf resumed>) = 5 [pid 448] <... bpf resumed>) = 5 [pid 447] <... bpf resumed>) = 5 [pid 446] <... bpf resumed>) = 5 [pid 445] <... bpf resumed>) = 5 [pid 449] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 448] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 447] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 446] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 445] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 449] <... bpf resumed>) = 0 [pid 448] <... bpf resumed>) = 0 [pid 447] <... bpf resumed>) = 0 [pid 446] <... bpf resumed>) = 0 [pid 445] <... bpf resumed>) = 0 [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 446] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 449] <... bpf resumed>) = 6 [pid 448] <... bpf resumed>) = 6 [pid 447] <... bpf resumed>) = 6 [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 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 447] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 446] <... bpf resumed>) = 6 [pid 449] <... bpf resumed>) = 7 [pid 448] <... bpf resumed>) = 7 [pid 447] <... bpf resumed>) = 7 [pid 446] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 445] <... bpf resumed>) = 6 [pid 449] exit_group(0 [pid 448] exit_group(0 [pid 447] exit_group(0 [pid 446] <... bpf resumed>) = 7 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 449] <... exit_group resumed>) = ? [pid 448] <... exit_group resumed>) = ? [pid 447] <... exit_group resumed>) = ? [pid 446] exit_group(0 [pid 445] <... bpf resumed>) = 7 [pid 449] +++ exited with 0 +++ [pid 448] +++ exited with 0 +++ [pid 446] <... exit_group resumed>) = ? [pid 445] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 445] <... exit_group resumed>) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 446] +++ exited with 0 +++ [pid 445] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 450 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 451 attached [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 451] set_robust_list(0x555555b3c660, 24 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 451 [pid 451] <... set_robust_list resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 450 attached , child_tidptr=0x555555b3c650) = 452 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 450] set_robust_list(0x555555b3c660, 24./strace-static-x86_64: Process 452 attached [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 452] set_robust_list(0x555555b3c660, 24 [pid 451] <... prctl resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 453 [pid 452] <... set_robust_list resumed>) = 0 [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 451] setpgid(0, 0 [pid 452] <... prctl resumed>) = 0 [pid 452] setpgid(0, 0 [pid 451] <... setpgid resumed>) = 0 [pid 452] <... setpgid resumed>) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 451] <... openat resumed>) = 3 [pid 452] write(3, "1000", 4 [pid 451] write(3, "1000", 4 [pid 452] <... write resumed>) = 4 [pid 451] <... write resumed>) = 4 [pid 452] close(3 [pid 451] close(3 [pid 452] <... close resumed>) = 0 [pid 452] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 451] <... close resumed>) = 0 [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 450] <... set_robust_list resumed>) = 0 [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 452] <... bpf resumed>) = 3 [pid 451] <... bpf resumed>) = 3 [pid 452] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 450] setpgid(0, 0./strace-static-x86_64: Process 453 attached [ 27.558762][ T444] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 27.566795][ T444] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.574677][ T444] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 27.582907][ T444] [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 450] <... setpgid resumed>) = 0 [pid 447] +++ exited with 0 +++ [pid 453] set_robust_list(0x555555b3c660, 24 [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 453] <... set_robust_list resumed>) = 0 [pid 450] <... openat resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 450] write(3, "1000", 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 453] <... prctl resumed>) = 0 [pid 450] <... write resumed>) = 4 [pid 450] close(3 [pid 453] setpgid(0, 0) = 0 [pid 450] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 454 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 450] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 453] <... openat resumed>) = 3 [pid 450] <... bpf resumed>) = 3 [pid 453] write(3, "1000", 4 [pid 450] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 453] <... write resumed>) = 4 [pid 453] close(3) = 0 [pid 453] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 454 attached [pid 454] set_robust_list(0x555555b3c660, 24 [pid 453] <... bpf resumed>) = 3 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 454] <... set_robust_list resumed>) = 0 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0) = 0 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 454] write(3, "1000", 4) = 4 [pid 454] close(3) = 0 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 453] <... bpf resumed>) = 4 [pid 452] <... bpf resumed>) = 4 [pid 451] <... bpf resumed>) = 4 [pid 450] <... bpf resumed>) = 4 [pid 454] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 452] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 451] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 450] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 454] <... bpf resumed>) = 5 [pid 453] <... bpf resumed>) = 5 [pid 452] <... bpf resumed>) = 5 [pid 451] <... bpf resumed>) = 5 [pid 450] <... bpf resumed>) = 5 [pid 454] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 453] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 452] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 451] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 450] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 454] <... bpf resumed>) = 0 [pid 453] <... bpf resumed>) = 0 [pid 452] <... bpf resumed>) = 0 [pid 451] <... bpf resumed>) = 0 [pid 450] <... bpf resumed>) = 0 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 453] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 450] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 6 [pid 453] <... bpf resumed>) = 6 [pid 452] <... bpf resumed>) = 6 [pid 451] <... bpf resumed>) = 6 [pid 450] <... bpf resumed>) = 6 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 453] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 452] 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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 454] <... bpf resumed>) = 7 [pid 453] <... bpf resumed>) = 7 [pid 452] <... bpf resumed>) = 7 [pid 451] <... bpf resumed>) = 7 [pid 450] <... bpf resumed>) = 7 [pid 454] exit_group(0 [pid 453] exit_group(0 [pid 452] exit_group(0 [pid 451] exit_group(0 [pid 450] exit_group(0 [pid 454] <... exit_group resumed>) = ? [pid 453] <... exit_group resumed>) = ? [pid 452] <... exit_group resumed>) = ? [pid 451] <... exit_group resumed>) = ? [pid 450] <... exit_group resumed>) = ? [pid 454] +++ exited with 0 +++ [pid 452] +++ exited with 0 +++ [pid 451] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, 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=0x555555b3c650) = 455 ./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x555555b3c660, 24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 456 attached ./strace-static-x86_64: Process 457 attached [pid 455] <... set_robust_list resumed>) = 0 [pid 457] set_robust_list(0x555555b3c660, 24 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 456 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 457 [pid 457] <... set_robust_list resumed>) = 0 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 456] set_robust_list(0x555555b3c660, 24 [pid 457] setpgid(0, 0) = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 457] write(3, "1000", 4 [pid 456] <... set_robust_list resumed>) = 0 [pid 457] <... write resumed>) = 4 [pid 457] close(3 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 457] <... close resumed>) = 0 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 455] <... prctl resumed>) = 0 [pid 455] setpgid(0, 0 [pid 457] <... bpf resumed>) = 3 [pid 456] setpgid(0, 0 [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 456] <... setpgid resumed>) = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 455] <... setpgid resumed>) = 0 [pid 456] write(3, "1000", 4) = 4 [pid 456] close(3 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 456] <... close resumed>) = 0 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 455] <... openat resumed>) = 3 [pid 455] write(3, "1000", 4) = 4 [pid 456] <... bpf resumed>) = 3 [pid 455] close(3 [pid 456] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 455] <... close resumed>) = 0 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 453] +++ exited with 0 +++ [pid 450] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 459 attached ./strace-static-x86_64: Process 458 attached [pid 459] set_robust_list(0x555555b3c660, 24 [pid 458] set_robust_list(0x555555b3c660, 24 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 458 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 459 [pid 459] <... set_robust_list resumed>) = 0 [pid 458] <... set_robust_list resumed>) = 0 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 459] <... prctl resumed>) = 0 [pid 458] <... prctl resumed>) = 0 [pid 459] setpgid(0, 0 [pid 458] setpgid(0, 0 [pid 459] <... setpgid resumed>) = 0 [pid 458] <... setpgid resumed>) = 0 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] <... openat resumed>) = 3 [pid 459] <... openat resumed>) = 3 [pid 458] write(3, "1000", 4 [pid 459] write(3, "1000", 4 [pid 458] <... write resumed>) = 4 [pid 459] <... write resumed>) = 4 [pid 458] close(3 [pid 459] close(3 [pid 458] <... close resumed>) = 0 [pid 459] <... close resumed>) = 0 [pid 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 459] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 458] <... bpf resumed>) = 3 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 457] <... bpf resumed>) = 4 [pid 459] <... bpf resumed>) = 4 [pid 458] <... bpf resumed>) = 4 [pid 456] <... bpf resumed>) = 4 [pid 455] <... bpf resumed>) = 4 [pid 459] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 458] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 457] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 456] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 455] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 459] <... bpf resumed>) = 5 [pid 458] <... bpf resumed>) = 5 [pid 457] <... bpf resumed>) = 5 [pid 456] <... bpf resumed>) = 5 [pid 455] <... bpf resumed>) = 5 [pid 459] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 458] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 457] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 456] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 455] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 459] <... bpf resumed>) = 0 [pid 458] <... bpf resumed>) = 0 [pid 457] <... bpf resumed>) = 0 [pid 456] <... bpf resumed>) = 0 [pid 455] <... bpf resumed>) = 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 458] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 456] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 459] <... bpf resumed>) = 6 [pid 458] <... bpf resumed>) = 6 [pid 457] <... bpf resumed>) = 6 [pid 456] <... bpf resumed>) = 6 [pid 455] <... bpf resumed>) = 6 [pid 459] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 458] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 457] 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(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 459] <... bpf resumed>) = 7 [pid 458] <... bpf resumed>) = 7 [pid 457] <... bpf resumed>) = 7 [pid 456] <... bpf resumed>) = 7 [pid 455] <... bpf resumed>) = 7 [pid 459] exit_group(0 [pid 458] exit_group(0 [pid 457] exit_group(0 [pid 456] exit_group(0 [pid 455] exit_group(0 [pid 459] <... exit_group resumed>) = ? [pid 458] <... exit_group resumed>) = ? [pid 457] <... exit_group resumed>) = ? [pid 456] <... exit_group resumed>) = ? [pid 455] <... exit_group resumed>) = ? [pid 459] +++ exited with 0 +++ [pid 458] +++ exited with 0 +++ [pid 457] +++ exited with 0 +++ [pid 456] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 460 attached [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 460 ./strace-static-x86_64: Process 461 attached [pid 460] set_robust_list(0x555555b3c660, 24 [pid 461] set_robust_list(0x555555b3c660, 24 [pid 460] <... set_robust_list resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 461 [pid 461] <... set_robust_list resumed>) = 0 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 463 attached ./strace-static-x86_64: Process 462 attached [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 460] <... prctl resumed>) = 0 [pid 463] set_robust_list(0x555555b3c660, 24 [pid 462] set_robust_list(0x555555b3c660, 24 [pid 461] <... prctl resumed>) = 0 [pid 460] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 462 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 463 [pid 463] <... set_robust_list resumed>) = 0 [pid 462] <... set_robust_list resumed>) = 0 [pid 461] setpgid(0, 0 [pid 460] <... setpgid resumed>) = 0 [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 461] <... setpgid resumed>) = 0 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 462] <... prctl resumed>) = 0 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 460] <... openat resumed>) = 3 [pid 463] setpgid(0, 0 [pid 462] setpgid(0, 0 [pid 461] <... openat resumed>) = 3 [pid 460] write(3, "1000", 4 [pid 455] +++ exited with 0 +++ [pid 463] <... setpgid resumed>) = 0 [pid 462] <... setpgid resumed>) = 0 [pid 461] write(3, "1000", 4 [pid 460] <... write resumed>) = 4 [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 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 461] <... write resumed>) = 4 [pid 460] close(3 [pid 463] <... openat resumed>) = 3 [pid 461] close(3 [pid 460] <... close resumed>) = 0 [pid 463] write(3, "1000", 4 [pid 462] <... openat resumed>) = 3 [pid 461] <... close resumed>) = 0 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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 [pid 463] <... write resumed>) = 4 [pid 462] write(3, "1000", 4 [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 464 attached [pid 463] close(3 [pid 462] <... write resumed>) = 4 [pid 460] <... bpf resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 464 [pid 464] set_robust_list(0x555555b3c660, 24 [pid 463] <... close resumed>) = 0 [pid 462] close(3 [pid 461] <... bpf resumed>) = 3 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 464] <... set_robust_list resumed>) = 0 [pid 463] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 462] <... close resumed>) = 0 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 462] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 463] <... bpf resumed>) = 3 [pid 464] <... prctl resumed>) = 0 [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 462] <... bpf resumed>) = 3 [pid 464] setpgid(0, 0 [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 464] <... setpgid resumed>) = 0 [pid 464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 464] write(3, "1000", 4) = 4 [pid 464] close(3) = 0 [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 460] <... bpf resumed>) = 4 [pid 464] <... bpf resumed>) = 4 [pid 463] <... bpf resumed>) = 4 [pid 462] <... bpf resumed>) = 4 [pid 461] <... bpf resumed>) = 4 [pid 460] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 462] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 461] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 460] <... bpf resumed>) = 5 [pid 464] <... bpf resumed>) = 5 [pid 463] <... bpf resumed>) = 5 [pid 462] <... bpf resumed>) = 5 [pid 461] <... bpf resumed>) = 5 [pid 460] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 464] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 463] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 462] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 461] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 460] <... bpf resumed>) = 0 [pid 464] <... bpf resumed>) = 0 [pid 463] <... bpf resumed>) = 0 [pid 462] <... bpf resumed>) = 0 [pid 461] <... bpf resumed>) = 0 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 462] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 460] <... bpf resumed>) = 6 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 460] exit_group(0) = ? [pid 462] <... bpf resumed>) = 6 [pid 460] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 462] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 461] <... bpf resumed>) = 6 [pid 298] <... restart_syscall resumed>) = 0 [pid 462] <... bpf resumed>) = 7 [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 462] exit_group(0 [pid 461] <... bpf resumed>) = 7 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 462] <... exit_group resumed>) = ? [pid 461] exit_group(0 [pid 463] <... bpf resumed>) = 6 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 465 [pid 464] <... bpf resumed>) = 6 [pid 461] <... exit_group resumed>) = ? [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 464] exit_group(0) = ? [pid 462] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 465 attached [pid 463] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] set_robust_list(0x555555b3c660, 24./strace-static-x86_64: Process 466 attached [pid 464] +++ exited with 0 +++ [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 466 [pid 466] set_robust_list(0x555555b3c660, 24 [pid 465] <... set_robust_list resumed>) = 0 [pid 466] <... set_robust_list resumed>) = 0 [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 466] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 466] <... setpgid resumed>) = 0 [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 463] <... bpf resumed>) = 7 [pid 461] +++ exited with 0 +++ [pid 466] write(3, "1000", 4) = 4 [pid 463] exit_group(0 [pid 466] close(3) = 0 [pid 465] <... prctl resumed>) = 0 [pid 463] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 466] <... bpf resumed>) = 3 [pid 465] setpgid(0, 0 [pid 463] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 467 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 467 attached [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 467] set_robust_list(0x555555b3c660, 24) = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 467] setpgid(0, 0) = 0 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 468 ./strace-static-x86_64: Process 469 attached [pid 465] <... setpgid resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 469 [pid 467] <... openat resumed>) = 3 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 467] write(3, "1000", 4) = 4 [pid 467] close(3) = 0 [pid 465] <... openat resumed>) = 3 [pid 465] write(3, "1000", 4 [pid 469] set_robust_list(0x555555b3c660, 24 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 469] <... set_robust_list resumed>) = 0 [pid 465] <... write resumed>) = 4 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 465] close(3) = 0 [pid 469] <... prctl resumed>) = 0 [pid 467] <... bpf resumed>) = 3 [pid 465] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 469] setpgid(0, 0 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x555555b3c660, 24) = 0 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0 [pid 465] <... bpf resumed>) = 3 [pid 468] <... setpgid resumed>) = 0 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 469] <... setpgid resumed>) = 0 [pid 468] <... openat resumed>) = 3 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 468] write(3, "1000", 4) = 4 [pid 468] close(3) = 0 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 469] <... openat resumed>) = 3 [pid 469] write(3, "1000", 4 [pid 468] <... bpf resumed>) = 3 [pid 469] <... write resumed>) = 4 [pid 469] close(3) = 0 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 469] <... bpf resumed>) = 3 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 467] <... bpf resumed>) = 4 [pid 466] <... bpf resumed>) = 4 [pid 467] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 466] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 469] <... bpf resumed>) = 4 [pid 468] <... bpf resumed>) = 4 [pid 467] <... bpf resumed>) = 5 [pid 466] <... bpf resumed>) = 5 [pid 465] <... bpf resumed>) = 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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 467] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 466] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 469] <... bpf resumed>) = 5 [pid 468] <... bpf resumed>) = 5 [pid 467] <... bpf resumed>) = 0 [pid 466] <... bpf resumed>) = 0 [pid 465] <... bpf resumed>) = 5 [pid 469] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 465] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 469] <... bpf resumed>) = 0 [pid 468] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 467] <... bpf resumed>) = 6 [pid 466] <... bpf resumed>) = 6 [pid 465] <... bpf resumed>) = 0 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 27.828131][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 27.840076][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 27.848149][ T293] Modules linked in: [ 27.851998][ T293] Preemption disabled at: [ 27.852006][ T293] [] up_read+0x16/0x170 [ 27.861991][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 27.873441][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 27.883412][ T293] Call Trace: [ 27.886536][ T293] [ 27.890065][ T293] dump_stack_lvl+0x151/0x1b7 [ 27.894783][ T293] ? up_read+0x16/0x170 [ 27.898759][ T293] ? up_read+0x16/0x170 [ 27.902751][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 27.908048][ T293] ? up_read+0x16/0x170 [ 27.912048][ T293] dump_stack+0x15/0x1b [ 27.916122][ T293] __schedule_bug+0x195/0x260 [ 27.920649][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 27.926289][ T293] __schedule+0xcf7/0x1550 [ 27.930805][ T293] ? __sched_text_start+0x8/0x8 [ 27.935490][ T293] ? __sys_socket+0x1f7/0x3a0 [ 27.940341][ T293] schedule+0xc3/0x180 [ 27.944371][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 27.949489][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 27.954858][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 27.960450][ T293] do_syscall_64+0x49/0xb0 [ 27.964695][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 27.970508][ T293] RIP: 0033:0x4e8217 [ 27.974238][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 27.993686][ T293] RSP: 002b:00007ffc4d6fea98 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 28.002032][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 28.009834][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 28.017662][ T293] RBP: 00007ffc4d6feb60 R08: 00000000ffffffff R09: 000000000000000d [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 469] <... bpf resumed>) = 6 [pid 468] <... bpf resumed>) = 0 [pid 467] <... bpf resumed>) = 7 [pid 466] <... bpf resumed>) = 7 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 467] exit_group(0 [pid 466] exit_group(0 [pid 469] <... bpf resumed>) = 7 [pid 467] <... exit_group resumed>) = ? [pid 466] <... exit_group resumed>) = ? [pid 469] exit_group(0 [pid 468] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 467] +++ exited with 0 +++ [pid 466] +++ exited with 0 +++ [pid 465] <... bpf resumed>) = 6 [pid 469] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 469] +++ exited with 0 +++ [pid 468] <... bpf resumed>) = 6 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 471 [pid 465] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 468] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 465] <... bpf resumed>) = 7 [pid 465] exit_group(0) = ? ./strace-static-x86_64: Process 472 attached ./strace-static-x86_64: Process 471 attached [pid 468] <... bpf resumed>) = 7 [pid 465] +++ exited with 0 +++ [pid 472] set_robust_list(0x555555b3c660, 24 [pid 471] set_robust_list(0x555555b3c660, 24 [pid 468] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 472 [pid 472] <... set_robust_list resumed>) = 0 [pid 471] <... set_robust_list resumed>) = 0 [pid 468] <... exit_group resumed>) = ? [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 472] setpgid(0, 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 473 attached [pid 472] <... setpgid resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 473] set_robust_list(0x555555b3c660, 24 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 471] <... prctl resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 473 ./strace-static-x86_64: Process 474 attached [pid 473] <... set_robust_list resumed>) = 0 [pid 472] <... openat resumed>) = 3 [pid 474] set_robust_list(0x555555b3c660, 24 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 472] write(3, "1000", 4 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 474 [pid 474] <... set_robust_list resumed>) = 0 [pid 473] <... prctl resumed>) = 0 [pid 472] <... write resumed>) = 4 [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 473] setpgid(0, 0 [pid 472] close(3 [pid 474] <... prctl resumed>) = 0 [pid 473] <... setpgid resumed>) = 0 [pid 472] <... close resumed>) = 0 [pid 474] setpgid(0, 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 471] setpgid(0, 0 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 471] <... setpgid resumed>) = 0 [pid 473] <... openat resumed>) = 3 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 471] write(3, "1000", 4) = 4 [pid 471] close(3) = 0 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 474] <... setpgid resumed>) = 0 [pid 473] write(3, "1000", 4 [pid 472] <... bpf resumed>) = 3 [pid 473] <... write resumed>) = 4 [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 471] <... bpf resumed>) = 3 [pid 473] close(3 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 473] <... close resumed>) = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 474] <... openat resumed>) = 3 [pid 468] +++ exited with 0 +++ [pid 474] write(3, "1000", 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 474] <... write resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 474] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 474] <... close resumed>) = 0 [pid 474] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 474] <... bpf resumed>) = 3 [pid 473] <... bpf resumed>) = 3 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 475 [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x555555b3c660, 24) = 0 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 475] setpgid(0, 0) = 0 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 475] write(3, "1000", 4) = 4 [pid 475] close(3) = 0 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 474] <... bpf resumed>) = 4 [pid 472] <... bpf resumed>) = 4 [pid 471] <... bpf resumed>) = 4 [pid 475] <... bpf resumed>) = 4 [pid 473] <... bpf 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 474] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 475] <... bpf resumed>) = 5 [pid 474] <... bpf resumed>) = 5 [pid 473] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 472] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 471] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 475] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 474] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 473] <... bpf resumed>) = 5 [pid 472] <... bpf resumed>) = 5 [pid 471] <... bpf resumed>) = 5 [pid 475] <... bpf resumed>) = 0 [pid 474] <... bpf resumed>) = 0 [pid 473] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 472] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 474] <... bpf resumed>) = 6 [pid 473] <... bpf resumed>) = 0 [pid 472] <... bpf resumed>) = 0 [pid 471] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 28.025718][ T293] R10: 00000000005549d3 R11: 0000000000000246 R12: 00007ffc4d6feb60 [ 28.033697][ T293] R13: 0000000000c06520 R14: 0000000000427210 R15: 0000000000617180 [ 28.041623][ T293] [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 28.088000][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 28.099895][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 28.107345][ T293] Modules linked in: [ 28.111231][ T293] Preemption disabled at: [ 28.111241][ T293] [] up_read+0x16/0x170 [ 28.121063][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 28.132419][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.142393][ T293] Call Trace: [ 28.145516][ T293] [ 28.148297][ T293] dump_stack_lvl+0x151/0x1b7 [ 28.152808][ T293] ? up_read+0x16/0x170 [ 28.156884][ T293] ? up_read+0x16/0x170 [ 28.160883][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.166262][ T293] ? up_read+0x16/0x170 [ 28.170280][ T293] dump_stack+0x15/0x1b [ 28.174248][ T293] __schedule_bug+0x195/0x260 [ 28.178927][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.184152][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 28.189093][ T293] __schedule+0xcf7/0x1550 [ 28.193345][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 28.198045][ T293] ? __sched_text_start+0x8/0x8 [ 28.202893][ T293] ? __sys_socket+0x1f7/0x3a0 [ 28.207411][ T293] schedule+0xc3/0x180 [ 28.211483][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 28.216515][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 28.221906][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 28.227284][ T293] do_syscall_64+0x49/0xb0 [ 28.231618][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.237345][ T293] RIP: 0033:0x4e8217 [ 28.241139][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 28.260701][ T293] RSP: 002b:00007ffc4d6fea98 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 28.268936][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 28.276755][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [pid 473] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 472] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 0 [pid 475] <... bpf resumed>) = 7 [pid 474] <... bpf resumed>) = 7 [pid 475] exit_group(0 [pid 474] exit_group(0 [pid 475] <... exit_group resumed>) = ? [pid 474] <... exit_group resumed>) = ? [pid 475] +++ exited with 0 +++ [pid 474] +++ exited with 0 +++ [pid 473] <... bpf resumed>) = 6 [pid 472] <... bpf resumed>) = 6 [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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 471] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 476 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 477 [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 ./strace-static-x86_64: Process 476 attached ./strace-static-x86_64: Process 477 attached [pid 473] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 472] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 471] exit_group(0 [pid 477] set_robust_list(0x555555b3c660, 24 [pid 476] set_robust_list(0x555555b3c660, 24 [pid 473] <... bpf resumed>) = 7 [pid 472] <... bpf resumed>) = 7 [pid 471] <... exit_group resumed>) = ? [pid 477] <... set_robust_list resumed>) = 0 [pid 476] <... set_robust_list resumed>) = 0 [pid 473] exit_group(0 [pid 472] exit_group(0 [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 473] <... exit_group resumed>) = ? [pid 472] <... exit_group resumed>) = ? [pid 471] +++ exited with 0 +++ [pid 477] <... prctl resumed>) = 0 [pid 476] <... prctl resumed>) = 0 [pid 477] setpgid(0, 0 [pid 476] setpgid(0, 0 [pid 477] <... setpgid resumed>) = 0 [pid 476] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, 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 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 477] <... openat resumed>) = 3 [pid 476] <... openat resumed>) = 3 [pid 477] write(3, "1000", 4 [pid 476] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 478 [pid 477] <... write resumed>) = 4 [pid 476] <... write resumed>) = 4 [pid 477] close(3 [pid 476] close(3 [pid 477] <... close resumed>) = 0 [pid 476] <... close resumed>) = 0 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 478 attached ) = 3 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 477] <... bpf resumed>) = 3 [pid 478] set_robust_list(0x555555b3c660, 24 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 478] <... set_robust_list resumed>) = 0 [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 478] setpgid(0, 0) = 0 [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 478] write(3, "1000", 4) = 4 [pid 478] close(3) = 0 [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 473] +++ exited with 0 +++ [pid 472] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 479 attached , child_tidptr=0x555555b3c650) = 479 [pid 479] set_robust_list(0x555555b3c660, 24 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 479] <... set_robust_list resumed>) = 0 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 480 attached [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 480 [pid 479] <... openat resumed>) = 3 [pid 479] write(3, "1000", 4) = 4 [pid 479] close(3) = 0 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 480] set_robust_list(0x555555b3c660, 24) = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0) = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 480] write(3, "1000", 4) = 4 [pid 480] close(3) = 0 [pid 480] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [ 28.284822][ T293] RBP: 00007ffc4d6feb60 R08: 00000000ffffffff R09: 000000000000000d [ 28.292754][ T293] R10: 00000000005549d3 R11: 0000000000000246 R12: 00007ffc4d6feb60 [ 28.300554][ T293] R13: 0000000000c06520 R14: 0000000000427210 R15: 0000000000617180 [ 28.308375][ T293] [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 476] <... bpf resumed>) = 4 [pid 476] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 478] <... bpf resumed>) = 4 [pid 477] <... bpf resumed>) = 4 [pid 476] <... bpf resumed>) = 5 [pid 478] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 477] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 476] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 479] <... bpf resumed>) = 4 [pid 478] <... bpf resumed>) = 5 [pid 477] <... bpf resumed>) = 5 [pid 476] <... bpf resumed>) = 0 [pid 479] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 478] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 477] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 476] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 479] <... bpf resumed>) = 5 [pid 478] <... bpf resumed>) = 0 [pid 477] <... bpf resumed>) = 0 [pid 479] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 478] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 480] <... bpf resumed>) = 4 [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [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 479] <... bpf resumed>) = 7 [pid 480] <... bpf resumed>) = 5 [pid 479] exit_group(0 [pid 480] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 479] <... exit_group resumed>) = ? [pid 478] <... bpf resumed>) = 6 [pid 480] <... bpf resumed>) = 0 [pid 479] +++ exited with 0 +++ [pid 480] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 480] <... bpf resumed>) = 6 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 480] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] <... restart_syscall resumed>) = 0 [pid 480] <... bpf resumed>) = 7 [pid 480] exit_group(0) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 480] +++ exited with 0 +++ [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 481 [pid 476] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 476] exit_group(0) = ? [pid 476] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 482 ./strace-static-x86_64: Process 482 attached [pid 482] set_robust_list(0x555555b3c660, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [ 28.355877][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 28.368152][ T477] BUG: scheduling while atomic: syz-executor249/477/0x00000002 [ 28.375680][ T477] Modules linked in: [ 28.379339][ T477] Preemption disabled at: [ 28.379347][ T477] [] is_module_text_address+0x1f/0x360 [ 28.390378][ T477] CPU: 1 PID: 477 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 28.401735][ T477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.411713][ T477] Call Trace: [ 28.414871][ T477] [ 28.417614][ T477] dump_stack_lvl+0x151/0x1b7 [ 28.422126][ T477] ? is_module_text_address+0x1f/0x360 [ 28.427420][ T477] ? is_module_text_address+0x1f/0x360 [ 28.432718][ T477] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.438103][ T477] ? is_module_text_address+0x1f/0x360 [ 28.443596][ T477] dump_stack+0x15/0x1b [ 28.447587][ T477] __schedule_bug+0x195/0x260 [ 28.452284][ T477] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.457601][ T477] __schedule+0xcf7/0x1550 [ 28.461911][ T477] ? __kasan_check_write+0x14/0x20 [ 28.466941][ T477] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.472065][ T477] ? __sched_text_start+0x8/0x8 [ 28.476836][ T477] ? __kasan_check_read+0x11/0x20 [ 28.481785][ T477] ? cgroup_update_frozen+0x15f/0x980 [ 28.486993][ T477] schedule+0xc3/0x180 [ 28.490903][ T477] ptrace_stop+0x54f/0x930 [ 28.495416][ T477] ptrace_notify+0x225/0x350 [ 28.499843][ T477] ? do_notify_parent+0xa20/0xa20 [ 28.504785][ T477] ? __kasan_check_write+0x14/0x20 [ 28.509951][ T477] ? fpregs_restore_userregs+0x130/0x290 [ 28.515463][ T477] syscall_exit_to_user_mode+0xa2/0x140 [ 28.520863][ T477] do_syscall_64+0x49/0xb0 [ 28.525189][ T477] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.530919][ T477] RIP: 0033:0x7f15194f1ea9 [ 28.535259][ T477] 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 [ 28.556626][ T477] RSP: 002b:00007fff9a9a72a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 28.564867][ T477] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f15194f1ea9 [ 28.572880][ T477] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 28.580744][ T477] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 28.588595][ T477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.596401][ T477] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 477] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 481 attached [pid 482] <... openat resumed>) = 3 [pid 478] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 482] write(3, "1000", 4 [pid 481] set_robust_list(0x555555b3c660, 24 [pid 478] <... bpf resumed>) = 7 [pid 477] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 482] <... write resumed>) = 4 [pid 481] <... set_robust_list resumed>) = 0 [pid 478] exit_group(0 [pid 477] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 482] close(3 [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 478] <... exit_group resumed>) = ? [pid 477] <... exit_group resumed>) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 482] <... close resumed>) = 0 [pid 481] <... prctl resumed>) = 0 [pid 478] +++ exited with 0 +++ [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 481] setpgid(0, 0 [pid 477] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 482] <... bpf resumed>) = 3 [pid 481] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- ./strace-static-x86_64: Process 483 attached [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 483] set_robust_list(0x555555b3c660, 24 [pid 481] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 483 [pid 483] <... set_robust_list resumed>) = 0 [pid 481] write(3, "1000", 4 [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 481] <... write resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 484 attached [pid 483] <... prctl resumed>) = 0 [pid 481] close(3 [pid 483] setpgid(0, 0 [pid 481] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 484 [pid 484] set_robust_list(0x555555b3c660, 24 [pid 483] <... setpgid resumed>) = 0 [pid 481] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 484] <... set_robust_list resumed>) = 0 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 481] <... bpf resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] <... openat resumed>) = 3 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 484] <... prctl resumed>) = 0 [pid 483] write(3, "1000", 4 [pid 484] setpgid(0, 0 [pid 483] <... write resumed>) = 4 [pid 484] <... setpgid resumed>) = 0 [pid 483] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 485 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 483] <... close resumed>) = 0 [pid 484] <... openat resumed>) = 3 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 484] write(3, "1000", 4 [pid 482] <... bpf resumed>) = 4 [pid 481] <... bpf resumed>) = 4 [pid 484] <... write resumed>) = 4 [pid 483] <... bpf resumed>) = 3 [pid 482] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 481] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] close(3 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 482] <... bpf resumed>) = 5 [pid 481] <... bpf resumed>) = 5 [pid 484] <... close resumed>) = 0 [pid 483] <... bpf resumed>) = 4 [pid 482] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 481] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [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 482] <... bpf resumed>) = 0 [pid 481] <... bpf resumed>) = 0 [pid 483] <... bpf resumed>) = 5 [pid 482] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 481] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 484] <... bpf resumed>) = 3 [pid 483] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 482] <... bpf resumed>) = 6 [pid 481] <... bpf resumed>) = 6 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 483] <... bpf resumed>) = 0 [pid 482] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 481] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 484] <... bpf resumed>) = 4 [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 482] <... bpf resumed>) = 7 [pid 481] <... bpf resumed>) = 7 [ 28.604222][ T477] [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 482] exit_group(0 [pid 481] exit_group(0./strace-static-x86_64: Process 485 attached [pid 482] <... exit_group resumed>) = ? [pid 481] <... exit_group resumed>) = ? [pid 485] set_robust_list(0x555555b3c660, 24 [pid 482] +++ exited with 0 +++ [pid 481] +++ exited with 0 +++ [pid 485] <... set_robust_list resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 485] <... setpgid resumed>) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 486 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 487 [pid 485] <... openat resumed>) = 3 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [ 28.639727][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160c090 with preempt_count 00000103, exited with 00000102? [ 28.651800][ T483] BUG: scheduling while atomic: syz-executor249/483/0x00000002 [ 28.659358][ T483] Modules linked in: [ 28.663194][ T483] Preemption disabled at: [ 28.663202][ T483] [] is_module_text_address+0x1f/0x360 [ 28.674335][ T483] CPU: 1 PID: 483 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 28.686204][ T483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.696291][ T483] Call Trace: [ 28.699419][ T483] [ 28.702200][ T483] dump_stack_lvl+0x151/0x1b7 [ 28.707054][ T483] ? is_module_text_address+0x1f/0x360 [ 28.712437][ T483] ? is_module_text_address+0x1f/0x360 [ 28.718162][ T483] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.723462][ T483] ? is_module_text_address+0x1f/0x360 [ 28.728753][ T483] dump_stack+0x15/0x1b [ 28.732751][ T483] __schedule_bug+0x195/0x260 [ 28.737350][ T483] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.742651][ T483] __schedule+0xcf7/0x1550 [ 28.746903][ T483] ? __kasan_check_write+0x14/0x20 [ 28.751935][ T483] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 28.756881][ T483] ? __sched_text_start+0x8/0x8 [ 28.761576][ T483] ? __kasan_check_read+0x11/0x20 [ 28.766431][ T483] ? cgroup_update_frozen+0x15f/0x980 [ 28.771735][ T483] schedule+0xc3/0x180 [ 28.775774][ T483] ptrace_stop+0x54f/0x930 [ 28.780022][ T483] ptrace_notify+0x225/0x350 [ 28.784446][ T483] ? do_notify_parent+0xa20/0xa20 [ 28.789392][ T483] ? __kasan_check_write+0x14/0x20 [ 28.794336][ T483] ? fpregs_restore_userregs+0x130/0x290 [ 28.799815][ T483] syscall_exit_to_user_mode+0xa2/0x140 [ 28.805187][ T483] do_syscall_64+0x49/0xb0 [ 28.809448][ T483] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 28.815168][ T483] RIP: 0033:0x7f15194f1ea9 [ 28.819429][ T483] 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 483] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 487 attached ./strace-static-x86_64: Process 486 attached [pid 485] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 484] <... bpf resumed>) = 5 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 487] set_robust_list(0x555555b3c660, 24 [pid 486] set_robust_list(0x555555b3c660, 24 [pid 485] <... bpf resumed>) = 3 [pid 484] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 483] <... bpf resumed>) = 7 [pid 487] <... set_robust_list resumed>) = 0 [pid 486] <... set_robust_list resumed>) = 0 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 484] <... bpf resumed>) = 0 [pid 483] exit_group(0 [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 485] <... bpf resumed>) = 4 [ 28.838860][ T483] RSP: 002b:00007fff9a9a72a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 28.847104][ T483] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f15194f1ea9 [ 28.855035][ T483] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 28.862842][ T483] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 28.870742][ T483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.878561][ T483] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 28.886556][ T483] [ 28.897553][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 28.909507][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 28.917036][ T293] Modules linked in: [ 28.921006][ T293] Preemption disabled at: [ 28.921013][ T293] [] up_read+0x16/0x170 [ 28.931070][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 28.942445][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 28.952425][ T293] Call Trace: [ 28.955750][ T293] [ 28.958527][ T293] dump_stack_lvl+0x151/0x1b7 [ 28.963229][ T293] ? up_read+0x16/0x170 [ 28.967220][ T293] ? up_read+0x16/0x170 [ 28.971228][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 28.976604][ T293] ? up_read+0x16/0x170 [ 28.980681][ T293] dump_stack+0x15/0x1b [ 28.984763][ T293] __schedule_bug+0x195/0x260 [ 28.989366][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 28.994924][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 28.999919][ T293] __schedule+0xcf7/0x1550 [ 29.004475][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 29.009165][ T293] ? __sched_text_start+0x8/0x8 [ 29.013837][ T293] ? __sys_socket+0x1f7/0x3a0 [ 29.018343][ T293] schedule+0xc3/0x180 [ 29.022252][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 29.027285][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 29.032577][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 29.038219][ T293] do_syscall_64+0x49/0xb0 [ 29.042995][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.048722][ T293] RIP: 0033:0x4e8217 [ 29.052566][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 29.072241][ T293] RSP: 002b:00007ffc4d6fea98 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 29.080805][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 29.088617][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 483] <... exit_group resumed>) = ? [pid 487] <... prctl resumed>) = 0 [pid 486] <... prctl resumed>) = 0 [pid 485] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 484] <... bpf resumed>) = 6 [pid 487] setpgid(0, 0 [pid 486] setpgid(0, 0 [pid 483] +++ exited with 0 +++ [pid 487] <... setpgid resumed>) = 0 [pid 485] <... bpf resumed>) = 5 [pid 486] <... setpgid resumed>) = 0 [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 485] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 484] <... bpf resumed>) = 7 [pid 485] <... bpf resumed>) = 0 [pid 484] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 484] <... exit_group resumed>) = ? [pid 487] <... openat resumed>) = 3 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 299] restart_syscall(<... resuming interrupted clone ...> [pid 487] write(3, "1000", 4 [pid 486] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 487] <... write resumed>) = 4 [pid 486] write(3, "1000", 4 [pid 485] <... bpf resumed>) = 6 [pid 487] close(3 [pid 486] <... write resumed>) = 4 [pid 485] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 487] <... close resumed>) = 0 [pid 486] close(3 [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 486] <... close resumed>) = 0 ./strace-static-x86_64: Process 489 attached [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 489 [pid 489] set_robust_list(0x555555b3c660, 24) = 0 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 487] <... bpf resumed>) = 3 [pid 486] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 489] setpgid(0, 0 [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 486] <... bpf resumed>) = 3 [pid 489] <... setpgid resumed>) = 0 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 489] write(3, "1000", 4) = 4 [pid 489] close(3) = 0 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 484] +++ exited with 0 +++ [pid 489] <... bpf resumed>) = 4 [pid 487] <... bpf resumed>) = 4 [pid 486] <... bpf resumed>) = 4 [pid 485] <... bpf resumed>) = 7 [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 487] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 486] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 489] <... bpf resumed>) = 5 [pid 487] <... bpf resumed>) = 5 [pid 486] <... bpf resumed>) = 5 [pid 485] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 489] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 487] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 486] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 485] <... exit_group resumed>) = ? [pid 489] <... bpf resumed>) = 0 [pid 487] <... bpf resumed>) = 0 [pid 486] <... 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 486] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 489] <... bpf resumed>) = 6 [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 486] <... bpf resumed>) = 6 [pid 485] +++ exited with 0 +++ [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 489] <... bpf resumed>) = 7 [pid 486] <... bpf resumed>) = 7 [pid 489] exit_group(0 [pid 486] exit_group(0 [pid 489] <... exit_group resumed>) = ? [pid 486] <... exit_group resumed>) = ? [pid 489] +++ exited with 0 +++ [pid 487] <... bpf resumed>) = 6 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 490 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 490 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 490] set_robust_list(0x555555b3c660, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 490] <... set_robust_list resumed>) = 0 [ 29.096606][ T293] RBP: 00007ffc4d6feb60 R08: 00000000ffffffff R09: 000000000000000d [ 29.104423][ T293] R10: 00000000005549d3 R11: 0000000000000246 R12: 00007ffc4d6feb60 [ 29.112231][ T293] R13: 0000000000c06520 R14: 0000000000427210 R15: 0000000000617180 [ 29.120047][ T293] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 491 attached ) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 491] set_robust_list(0x555555b3c660, 24 [pid 490] setpgid(0, 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 491 [pid 491] <... set_robust_list resumed>) = 0 [pid 490] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 492 attached [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 492 [pid 492] set_robust_list(0x555555b3c660, 24 [pid 491] <... prctl resumed>) = 0 [pid 490] <... openat resumed>) = 3 [pid 491] setpgid(0, 0 [pid 490] write(3, "1000", 4 [pid 491] <... setpgid resumed>) = 0 [pid 490] <... write resumed>) = 4 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 490] close(3 [pid 491] <... openat resumed>) = 3 [pid 490] <... close resumed>) = 0 [pid 491] write(3, "1000", 4 [pid 490] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 492] <... set_robust_list resumed>) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 490] <... bpf resumed>) = 3 [pid 492] <... prctl resumed>) = 0 [pid 491] <... write resumed>) = 4 [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 492] setpgid(0, 0) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 491] close(3 [pid 492] <... openat resumed>) = 3 [pid 491] <... close resumed>) = 0 [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3) = 0 [pid 492] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 491] <... bpf resumed>) = 3 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 490] <... bpf resumed>) = 4 [pid 492] <... bpf resumed>) = 4 [pid 491] <... bpf resumed>) = 4 [pid 487] <... bpf resumed>) = 7 [pid 486] +++ exited with 0 +++ [pid 492] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 491] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 490] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 492] <... bpf resumed>) = 5 [pid 491] <... bpf resumed>) = 5 [pid 490] <... bpf resumed>) = 5 [pid 487] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 492] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 491] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 490] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 487] <... exit_group resumed>) = ? [pid 492] <... bpf resumed>) = 0 [pid 491] <... bpf resumed>) = 0 [pid 490] <... bpf resumed>) = 0 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 491] <... bpf resumed>) = 6 [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 487] +++ exited with 0 +++ [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 491] <... bpf resumed>) = 7 [pid 491] exit_group(0 [pid 490] <... bpf resumed>) = 6 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 492] <... bpf resumed>) = 6 [pid 491] <... exit_group resumed>) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 494 attached ./strace-static-x86_64: Process 493 attached [pid 492] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 491] +++ exited with 0 +++ [pid 490] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 494] set_robust_list(0x555555b3c660, 24 [pid 493] set_robust_list(0x555555b3c660, 24 [pid 492] <... bpf resumed>) = 7 [pid 490] <... bpf resumed>) = 7 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 493 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 494 [pid 494] <... set_robust_list resumed>) = 0 [pid 493] <... set_robust_list resumed>) = 0 [pid 492] exit_group(0 [pid 490] exit_group(0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 492] <... exit_group resumed>) = ? [pid 490] <... exit_group resumed>) = ? [pid 494] <... prctl resumed>) = 0 [pid 493] <... prctl resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 492] +++ exited with 0 +++ [pid 494] setpgid(0, 0 [pid 493] setpgid(0, 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 495 [pid 494] <... setpgid resumed>) = 0 [pid 493] <... setpgid resumed>) = 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 494] <... openat resumed>) = 3 [pid 493] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 494] write(3, "1000", 4 [pid 493] write(3, "1000", 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 494] <... write resumed>) = 4 [pid 493] <... write resumed>) = 4 [pid 494] close(3 [pid 493] close(3 [pid 494] <... close resumed>) = 0 [pid 493] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 493] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 496 ./strace-static-x86_64: Process 495 attached [pid 495] set_robust_list(0x555555b3c660, 24) = 0 [pid 493] <... bpf resumed>) = 3 [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 496 attached [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 496] set_robust_list(0x555555b3c660, 24 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 496] <... set_robust_list resumed>) = 0 [pid 495] setpgid(0, 0 [pid 494] <... bpf resumed>) = 3 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 495] <... setpgid resumed>) = 0 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 496] <... prctl resumed>) = 0 [pid 496] setpgid(0, 0 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 496] <... setpgid resumed>) = 0 [pid 495] <... openat resumed>) = 3 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 495] write(3, "1000", 4 [pid 496] <... openat resumed>) = 3 [pid 495] <... write resumed>) = 4 [pid 496] write(3, "1000", 4 [pid 495] close(3 [pid 496] <... write resumed>) = 4 [pid 495] <... close resumed>) = 0 [pid 496] close(3 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 496] <... close resumed>) = 0 [pid 490] +++ exited with 0 +++ [pid 496] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 495] <... bpf resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 496] <... bpf resumed>) = 3 [pid 302] 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=3}}, 16./strace-static-x86_64: Process 497 attached [pid 497] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 497 [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) = 3 [pid 497] write(3, "1000", 4) = 4 [pid 497] close(3) = 0 [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 493] <... bpf resumed>) = 4 [pid 497] <... bpf resumed>) = 4 [pid 496] <... bpf resumed>) = 4 [pid 495] <... bpf resumed>) = 4 [pid 494] <... bpf resumed>) = 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 [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 496] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 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] <... bpf resumed>) = 5 [pid 497] <... bpf resumed>) = 5 [pid 496] <... bpf resumed>) = 5 [pid 495] <... bpf resumed>) = 5 [pid 494] <... bpf resumed>) = 5 [pid 493] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 497] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 496] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 495] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 494] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 493] <... bpf resumed>) = 0 [pid 497] <... bpf resumed>) = 0 [pid 496] <... bpf resumed>) = 0 [pid 495] <... bpf resumed>) = 0 [pid 494] <... 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 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 496] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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>) = 6 [pid 496] <... bpf resumed>) = 6 [pid 495] <... bpf resumed>) = 6 [pid 493] <... bpf resumed>) = 6 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 496] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 494] <... bpf resumed>) = 6 [pid 493] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 497] <... bpf resumed>) = 7 [pid 496] <... bpf resumed>) = 7 [pid 495] <... bpf resumed>) = 7 [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 493] <... bpf resumed>) = 7 [pid 497] exit_group(0 [pid 496] exit_group(0 [pid 495] exit_group(0 [pid 494] <... bpf resumed>) = 7 [pid 493] exit_group(0 [pid 497] <... exit_group resumed>) = ? [pid 496] <... exit_group resumed>) = ? [pid 495] <... exit_group resumed>) = ? [pid 494] exit_group(0 [pid 493] <... exit_group resumed>) = ? [pid 497] +++ exited with 0 +++ [pid 496] +++ exited with 0 +++ [pid 495] +++ exited with 0 +++ [pid 494] <... exit_group resumed>) = ? [pid 493] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, 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 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 498 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 498 [pid 498] set_robust_list(0x555555b3c660, 24./strace-static-x86_64: Process 500 attached ./strace-static-x86_64: Process 499 attached [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 499 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 500 [pid 498] <... set_robust_list resumed>) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 498] setpgid(0, 0) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] set_robust_list(0x555555b3c660, 24 [pid 500] set_robust_list(0x555555b3c660, 24 [pid 498] <... openat resumed>) = 3 [pid 498] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 501 [pid 500] <... set_robust_list resumed>) = 0 [pid 499] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 501 attached [pid 498] <... write resumed>) = 4 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 501] set_robust_list(0x555555b3c660, 24) = 0 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] <... prctl resumed>) = 0 [pid 498] close(3 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 501] setpgid(0, 0 [pid 500] <... prctl resumed>) = 0 [pid 499] setpgid(0, 0 [pid 498] <... close resumed>) = 0 [pid 501] <... setpgid resumed>) = 0 [pid 498] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 500] setpgid(0, 0 [pid 499] <... setpgid resumed>) = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 501] write(3, "1000", 4) = 4 [pid 501] close(3) = 0 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 498] <... bpf resumed>) = 3 [pid 500] <... setpgid resumed>) = 0 [pid 499] <... openat resumed>) = 3 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 501] <... bpf resumed>) = 3 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] write(3, "1000", 4) = 4 [pid 500] <... openat resumed>) = 3 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 499] close(3 [pid 500] write(3, "1000", 4 [pid 499] <... close resumed>) = 0 [pid 500] <... write resumed>) = 4 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 500] close(3) = 0 [pid 499] <... bpf resumed>) = 3 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 494] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 502 ./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x555555b3c660, 24) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] setpgid(0, 0) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3) = 0 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 501] <... bpf resumed>) = 4 [pid 500] <... bpf resumed>) = 4 [pid 499] <... bpf resumed>) = 4 [pid 498] <... bpf resumed>) = 4 [pid 502] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 500] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 499] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 498] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 502] <... bpf resumed>) = 5 [pid 501] <... bpf resumed>) = 5 [pid 500] <... bpf resumed>) = 5 [pid 499] <... bpf resumed>) = 5 [pid 498] <... bpf resumed>) = 5 [pid 502] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 501] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 500] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 499] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 498] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 502] <... bpf resumed>) = 0 [pid 501] <... bpf resumed>) = 0 [pid 500] <... bpf resumed>) = 0 [pid 499] <... bpf resumed>) = 0 [pid 498] <... bpf resumed>) = 0 [pid 502] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 500] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 498] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 501] <... bpf resumed>) = 6 [pid 500] <... bpf resumed>) = 6 [pid 499] <... bpf resumed>) = 6 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 498] <... bpf resumed>) = 6 [pid 500] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 29.304001][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 29.315431][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 29.323246][ T293] Modules linked in: [ 29.326955][ T293] Preemption disabled at: [ 29.326963][ T293] [] up_read+0x16/0x170 [ 29.337133][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 29.348635][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.358547][ T293] Call Trace: [ 29.361830][ T293] [ 29.364606][ T293] dump_stack_lvl+0x151/0x1b7 [ 29.369126][ T293] ? up_read+0x16/0x170 [ 29.373109][ T293] ? up_read+0x16/0x170 [ 29.377205][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 29.382498][ T293] ? up_read+0x16/0x170 [ 29.386500][ T293] dump_stack+0x15/0x1b [ 29.390483][ T293] __schedule_bug+0x195/0x260 [ 29.394991][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 29.400287][ T293] __schedule+0xcf7/0x1550 [ 29.404570][ T293] ? __sched_text_start+0x8/0x8 [ 29.409309][ T293] ? ksys_write+0x24f/0x2c0 [ 29.413654][ T293] schedule+0xc3/0x180 [ 29.417653][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 29.422680][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 29.427973][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 29.433352][ T293] do_syscall_64+0x49/0xb0 [ 29.437797][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.443893][ T293] RIP: 0033:0x4e815a [ 29.447632][ T293] 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 [ 29.467437][ T293] RSP: 002b:00007ffc4d6feb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 29.475689][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 29.483577][ T293] RDX: 0000000000000001 RSI: 00007ffc4d6feb90 RDI: 00000000000001f6 [ 29.491477][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 502] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 501] <... bpf resumed>) = 7 [pid 499] <... bpf resumed>) = 7 [pid 498] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 501] exit_group(0 [pid 500] <... bpf resumed>) = 7 [pid 499] exit_group(0 [pid 501] <... exit_group resumed>) = ? [pid 499] <... exit_group resumed>) = ? [pid 501] +++ exited with 0 +++ [pid 499] +++ exited with 0 +++ [pid 502] <... bpf resumed>) = 7 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 502] exit_group(0) = ? ./strace-static-x86_64: Process 504 attached ./strace-static-x86_64: Process 503 attached [pid 500] exit_group(0 [pid 498] <... bpf resumed>) = 7 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 503 [pid 504] set_robust_list(0x555555b3c660, 24 [pid 503] set_robust_list(0x555555b3c660, 24 [pid 502] +++ exited with 0 +++ [pid 500] <... exit_group resumed>) = ? [pid 498] exit_group(0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 504 [pid 504] <... set_robust_list resumed>) = 0 [pid 498] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 504] setpgid(0, 0 [pid 498] +++ exited with 0 +++ [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 503] <... set_robust_list resumed>) = 0 [pid 504] <... setpgid resumed>) = 0 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 505 attached [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 505 [pid 302] <... restart_syscall resumed>) = 0 [pid 503] <... prctl resumed>) = 0 [pid 504] <... openat resumed>) = 3 [pid 503] setpgid(0, 0 [pid 504] write(3, "1000", 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 503] <... setpgid resumed>) = 0 [pid 504] <... write resumed>) = 4 [pid 504] close(3) = 0 [pid 504] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 506 ./strace-static-x86_64: Process 506 attached [pid 505] set_robust_list(0x555555b3c660, 24 [pid 503] <... openat resumed>) = 3 [pid 506] set_robust_list(0x555555b3c660, 24 [pid 505] <... set_robust_list resumed>) = 0 [pid 503] write(3, "1000", 4 [pid 506] <... set_robust_list resumed>) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 504] <... bpf resumed>) = 3 [pid 503] <... write resumed>) = 4 [pid 503] close(3 [pid 505] <... prctl resumed>) = 0 [pid 503] <... close resumed>) = 0 [pid 505] setpgid(0, 0) = 0 [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 506] setpgid(0, 0) = 0 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 506] write(3, "1000", 4) = 4 [pid 506] close(3 [pid 503] <... bpf resumed>) = 3 [pid 506] <... close resumed>) = 0 [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 505] <... openat resumed>) = 3 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 505] write(3, "1000", 4) = 4 [pid 505] close(3 [pid 506] <... bpf resumed>) = 3 [pid 505] <... close resumed>) = 0 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 504] <... bpf resumed>) = 4 [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) = 5 [pid 504] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [ 29.499549][ T293] R10: 00007ffc4d6feba0 R11: 0000000000000246 R12: 0000000000000000 [ 29.507362][ T293] R13: 00000000200001c0 R14: 0000000000c02010 R15: 0000000000c06520 [ 29.515571][ T293] [pid 504] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 500] +++ exited with 0 +++ [pid 506] <... bpf resumed>) = 4 [pid 505] <... bpf resumed>) = 4 [pid 504] <... bpf resumed>) = 7 [pid 503] <... bpf resumed>) = 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 505] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 504] exit_group(0 [pid 503] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 506] <... bpf resumed>) = 5 [pid 505] <... bpf resumed>) = 5 [pid 504] <... exit_group resumed>) = ? [pid 503] <... bpf resumed>) = 5 [pid 506] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 505] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 504] +++ exited with 0 +++ [pid 503] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 506] <... bpf resumed>) = 0 [pid 505] <... bpf resumed>) = 0 [pid 503] <... bpf resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 505] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 [pid 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 507 attached [pid 506] <... bpf resumed>) = 6 [pid 505] <... bpf resumed>) = 6 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 507 [pid 505] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 505] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 508 attached [pid 507] set_robust_list(0x555555b3c660, 24 [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 505] <... exit_group resumed>) = ? [pid 503] <... bpf resumed>) = 6 [pid 508] set_robust_list(0x555555b3c660, 24 [pid 507] <... set_robust_list resumed>) = 0 [pid 506] <... bpf resumed>) = 7 [pid 505] +++ exited with 0 +++ [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 508 [pid 503] <... bpf resumed>) = 7 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 506] exit_group(0 [pid 503] exit_group(0 [pid 508] <... set_robust_list resumed>) = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 506] <... exit_group resumed>) = ? [pid 503] <... exit_group resumed>) = ? [pid 508] <... prctl resumed>) = 0 [pid 508] setpgid(0, 0) = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 508] write(3, "1000", 4 [pid 503] +++ exited with 0 +++ [pid 508] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] close(3) = 0 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 507] <... prctl resumed>) = 0 [pid 508] <... bpf resumed>) = 3 [pid 507] setpgid(0, 0) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 509 attached [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 509 [pid 507] <... openat resumed>) = 3 [pid 509] set_robust_list(0x555555b3c660, 24) = 0 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 507] write(3, "1000", 4 [pid 509] <... prctl resumed>) = 0 [pid 509] setpgid(0, 0) = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 510 attached [pid 507] <... write resumed>) = 4 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 510 [pid 510] set_robust_list(0x555555b3c660, 24 [pid 509] <... openat resumed>) = 3 [pid 507] close(3 [pid 509] write(3, "1000", 4 [pid 510] <... set_robust_list resumed>) = 0 [pid 509] <... write resumed>) = 4 [pid 507] <... close resumed>) = 0 [pid 509] close(3) = 0 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 510] <... prctl resumed>) = 0 [pid 509] <... bpf resumed>) = 3 [pid 507] <... bpf resumed>) = 3 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 508] <... bpf resumed>) = 4 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [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 510] setpgid(0, 0 [pid 508] <... bpf resumed>) = 5 [pid 508] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 508] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 510] <... setpgid resumed>) = 0 [pid 508] <... bpf resumed>) = 6 [pid 508] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 510] write(3, "1000", 4) = 4 [pid 510] close(3) = 0 [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 509] <... bpf resumed>) = 4 [pid 506] +++ exited with 0 +++ [pid 510] <... bpf resumed>) = 4 [pid 508] <... bpf resumed>) = 7 [pid 507] <... bpf resumed>) = 4 [ 29.610736][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 29.622406][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 29.629957][ T293] Modules linked in: [ 29.633665][ T293] Preemption disabled at: [ 29.633672][ T293] [] ref_tracker_free+0x11d/0x7d0 [ 29.644668][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 29.656034][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.665928][ T293] Call Trace: [ 29.669144][ T293] [ 29.671913][ T293] dump_stack_lvl+0x151/0x1b7 [ 29.676423][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 29.681282][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 29.686144][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 29.691437][ T293] ? ref_tracker_free+0x11d/0x7d0 [ 29.696384][ T293] dump_stack+0x15/0x1b [ 29.700638][ T293] __schedule_bug+0x195/0x260 [ 29.705153][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 29.710444][ T293] ? percpu_counter_add_batch+0x13d/0x160 [ 29.716364][ T293] __schedule+0xcf7/0x1550 [ 29.720608][ T293] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 29.726624][ T293] ? ____fput+0x15/0x20 [ 29.730590][ T293] ? __sched_text_start+0x8/0x8 [ 29.735276][ T293] ? __blkcg_punt_bio_submit+0x180/0x180 [ 29.740832][ T293] ? unlock_page_memcg+0x160/0x160 [ 29.745785][ T293] schedule+0xc3/0x180 [ 29.749774][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 29.754890][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 29.760186][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 29.765657][ T293] do_syscall_64+0x49/0xb0 [ 29.769919][ T293] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 29.775549][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.781362][ T293] RIP: 0033:0x4e65f7 [ 29.785101][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [pid 510] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 509] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 508] exit_group(0 [pid 507] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 510] <... bpf resumed>) = 5 [pid 509] <... bpf resumed>) = 5 [pid 508] <... exit_group resumed>) = ? [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 510] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 509] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 508] +++ exited with 0 +++ [pid 507] <... bpf resumed>) = 5 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 510] <... bpf resumed>) = 0 [pid 509] <... bpf resumed>) = 0 [pid 507] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 510] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 507] <... bpf resumed>) = 0 [pid 510] <... bpf resumed>) = 6 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 510] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 509] <... bpf resumed>) = 6 [pid 510] <... bpf resumed>) = 7 [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 510] exit_group(0 [pid 509] <... bpf resumed>) = 7 [pid 507] <... bpf resumed>) = 6 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 510] <... exit_group resumed>) = ? [pid 509] exit_group(0 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16./strace-static-x86_64: Process 511 attached [pid 510] +++ exited with 0 +++ [pid 509] <... exit_group resumed>) = ? [pid 507] <... bpf resumed>) = 7 [pid 511] set_robust_list(0x555555b3c660, 24 [pid 507] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 511 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 511] <... set_robust_list resumed>) = 0 [pid 507] <... exit_group resumed>) = ? [ 29.804626][ T293] RSP: 002b:00007ffc4d6feb28 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [ 29.812867][ T293] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 29.820682][ T293] RDX: 00007ffc4d6feb30 RSI: 0000000000008910 RDI: 0000000000000003 [ 29.828576][ T293] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000c [ 29.836391][ T293] R10: 0000000000554612 R11: 0000000000000286 R12: 00007ffc4d6feb90 [ 29.844203][ T293] R13: 00007ffc4d6feb30 R14: 0000000000423160 R15: 0000000000617180 [ 29.852021][ T293] [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 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 511] <... close resumed>) = 0 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 512 [pid 511] <... bpf resumed>) = 3 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 513 ./strace-static-x86_64: Process 513 attached [pid 513] set_robust_list(0x555555b3c660, 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 [pid 513] close(3) = 0 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 509] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 514 [pid 513] <... bpf resumed>) = 3 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x555555b3c660, 24) = 0 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 512] setpgid(0, 0) = 0 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 512] write(3, "1000", 4) = 4 [pid 512] close(3) = 0 [pid 512] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 514 attached [pid 514] set_robust_list(0x555555b3c660, 24) = 0 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 514] setpgid(0, 0) = 0 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 514] write(3, "1000", 4) = 4 [pid 514] close(3) = 0 [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [ 29.864516][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 29.877052][ T509] syz-executor249 (509) used greatest stack depth: 22624 bytes left [ 29.884924][ T509] BUG: scheduling while atomic: syz-executor249/509/0x00000002 [ 29.893110][ T509] Modules linked in: [ 29.897114][ T509] Preemption disabled at: [ 29.897124][ T509] [] bpf_put_raw_tracepoint+0x17/0x60 [ 29.908180][ T509] CPU: 0 PID: 509 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 29.919539][ T509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 29.930128][ T509] Call Trace: [ 29.933252][ T509] [ 29.936033][ T509] dump_stack_lvl+0x151/0x1b7 [ 29.940554][ T509] ? bpf_put_raw_tracepoint+0x17/0x60 [ 29.945757][ T509] ? bpf_put_raw_tracepoint+0x17/0x60 [ 29.950960][ T509] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 29.956263][ T509] ? bpf_put_raw_tracepoint+0x17/0x60 [ 29.961468][ T509] dump_stack+0x15/0x1b [ 29.965455][ T509] __schedule_bug+0x195/0x260 [ 29.970060][ T509] ? vprintk_emit+0x1c7/0x450 [ 29.974563][ T509] ? cpu_util_update_eff+0x10e0/0x10e0 [ 29.979942][ T509] ? printk_sprint+0x430/0x430 [ 29.984483][ T509] ? asm_sysvec_irq_work+0x1b/0x20 [ 29.989417][ T509] __schedule+0xcf7/0x1550 [ 29.993665][ T509] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 29.999065][ T509] ? __sched_text_start+0x8/0x8 [ 30.003842][ T509] ? panic+0x64e/0x660 [ 30.007750][ T509] ? _raw_spin_lock+0xa4/0x1b0 [ 30.012356][ T509] do_task_dead+0x99/0xa0 [ 30.016510][ T509] do_exit+0x202a/0x2b80 [ 30.020677][ T509] ? put_task_struct+0x80/0x80 [ 30.025364][ T509] ? __kasan_check_write+0x14/0x20 [ 30.030656][ T509] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 30.035692][ T509] ? _raw_spin_lock_irqsave+0x210/0x210 [ 30.041074][ T509] ? zap_other_threads+0x29c/0x2d0 [ 30.046252][ T509] do_group_exit+0x21a/0x2d0 [ 30.050676][ T509] __x64_sys_exit_group+0x3f/0x40 [ 30.055800][ T509] do_syscall_64+0x3d/0xb0 [ 30.060043][ T509] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.065790][ T509] RIP: 0033:0x7f15194efff9 [ 30.070023][ T509] Code: Unable to access opcode bytes at 0x7f15194effcf. [ 30.076963][ T509] RSP: 002b:00007fff9a9a7248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 30.085208][ T509] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15194efff9 [ 30.093019][ T509] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 30.100948][ T509] RBP: 00007f151956b2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 507] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 511] <... bpf resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 514] <... bpf resumed>) = 4 [pid 513] <... bpf resumed>) = 4 [pid 512] <... bpf resumed>) = 4 [pid 511] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 514] <... bpf resumed>) = 5 [pid 513] <... bpf resumed>) = 5 [pid 511] <... bpf resumed>) = 5 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 516 [pid 514] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 513] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 512] <... bpf resumed>) = 5 [pid 511] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 512] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 514] <... bpf resumed>) = 0 [pid 513] <... bpf resumed>) = 0 [pid 511] <... bpf resumed>) = 0 ./strace-static-x86_64: Process 516 attached [pid 516] set_robust_list(0x555555b3c660, 24) = 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 514] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 512] <... bpf resumed>) = 0 [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 516] <... prctl resumed>) = 0 [pid 516] setpgid(0, 0) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 514] <... bpf resumed>) = 6 [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 516] <... openat resumed>) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [pid 516] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 513] <... bpf resumed>) = 6 [pid 512] <... bpf resumed>) = 6 [pid 516] <... bpf resumed>) = 3 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 512] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 511] <... bpf resumed>) = 6 [pid 514] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 516] <... bpf resumed>) = 4 [pid 516] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 513] <... bpf resumed>) = 7 [pid 512] <... bpf resumed>) = 7 [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 514] <... bpf resumed>) = 7 [pid 511] <... bpf resumed>) = 7 [pid 512] exit_group(0 [pid 511] exit_group(0 [pid 513] exit_group(0 [pid 512] <... exit_group resumed>) = ? [pid 511] <... exit_group resumed>) = ? [pid 514] exit_group(0 [pid 516] <... bpf resumed>) = 5 [pid 516] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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 512] +++ exited with 0 +++ [pid 514] <... exit_group resumed>) = ? [pid 513] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 511] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 516] <... bpf resumed>) = 6 [pid 516] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 513] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 517 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 517 attached [pid 517] set_robust_list(0x555555b3c660, 24) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 518 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 518 attached ./strace-static-x86_64: Process 519 attached [pid 517] <... prctl resumed>) = 0 [pid 519] set_robust_list(0x555555b3c660, 24 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 519 [pid 519] <... set_robust_list resumed>) = 0 [pid 518] set_robust_list(0x555555b3c660, 24) = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 517] setpgid(0, 0) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 519] <... prctl resumed>) = 0 [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 517] <... openat resumed>) = 3 [pid 518] <... prctl resumed>) = 0 [pid 519] setpgid(0, 0 [pid 517] write(3, "1000", 4 [pid 519] <... setpgid resumed>) = 0 [pid 518] setpgid(0, 0 [pid 517] <... write resumed>) = 4 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 517] close(3) = 0 [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 519] <... openat resumed>) = 3 [pid 518] <... setpgid resumed>) = 0 [pid 519] write(3, "1000", 4 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 519] <... write resumed>) = 4 [pid 518] <... openat resumed>) = 3 [pid 519] close(3 [pid 518] write(3, "1000", 4 [pid 519] <... close resumed>) = 0 [pid 518] <... write resumed>) = 4 [pid 518] close(3 [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 518] <... close resumed>) = 0 [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 516] <... bpf resumed>) = 7 [pid 514] +++ exited with 0 +++ [pid 516] exit_group(0) = ? [pid 516] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 520 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 521 ./strace-static-x86_64: Process 521 attached [pid 521] set_robust_list(0x555555b3c660, 24) = 0 [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] <... bpf resumed>) = 3 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 520 attached [pid 518] <... bpf resumed>) = 3 [pid 520] set_robust_list(0x555555b3c660, 24) = 0 [pid 519] <... bpf resumed>) = 3 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] setpgid(0, 0 [pid 521] setpgid(0, 0 [pid 520] <... setpgid resumed>) = 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 521] <... setpgid resumed>) = 0 [pid 520] <... openat resumed>) = 3 [pid 520] write(3, "1000", 4 [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 520] <... write resumed>) = 4 [pid 520] close(3 [pid 521] <... openat resumed>) = 3 [pid 520] <... close resumed>) = 0 [pid 520] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 521] write(3, "1000", 4) = 4 [pid 521] close(3) = 0 [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 520] <... bpf resumed>) = 3 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 521] <... bpf resumed>) = 3 [ 30.108731][ T509] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f151956b2b0 [ 30.116546][ T509] R13: 0000000000000000 R14: 00007f151956bd20 R15: 00007f15194c1180 [ 30.124375][ T509] [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 517] <... bpf resumed>) = 4 [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) = 5 [pid 518] <... bpf resumed>) = 4 [pid 517] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 519] <... bpf resumed>) = 4 [pid 519] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 518] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 517] <... bpf resumed>) = 0 [pid 520] <... bpf resumed>) = 4 [pid 519] <... bpf resumed>) = 5 [pid 518] <... bpf resumed>) = 5 [pid 517] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 520] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 519] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 518] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 517] <... bpf resumed>) = 6 [pid 520] <... bpf resumed>) = 5 [pid 519] <... bpf resumed>) = 0 [pid 518] <... bpf resumed>) = 0 [pid 517] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 520] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [ 30.186469][ C1] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 30.198400][ T518] BUG: scheduling while atomic: syz-executor249/518/0x00000002 [ 30.206101][ T518] Modules linked in: [ 30.209947][ T518] Preemption disabled at: [ 30.209956][ T518] [] is_module_text_address+0x1f/0x360 [ 30.221061][ T518] CPU: 1 PID: 518 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 517] <... bpf resumed>) = 7 [pid 521] <... bpf resumed>) = 4 [pid 520] <... bpf resumed>) = 0 [pid 517] exit_group(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 517] <... exit_group resumed>) = ? [pid 521] <... bpf resumed>) = 5 [pid 517] +++ exited with 0 +++ [pid 521] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 521] <... bpf resumed>) = 0 [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 522 [pid 521] exit_group(0) = ? [pid 521] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 523 ./strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x555555b3c660, 24) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 523 attached [pid 522] close(3 [pid 523] set_robust_list(0x555555b3c660, 24 [pid 522] <... close resumed>) = 0 [pid 522] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [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) = 3 [pid 523] write(3, "1000", 4) = 4 [pid 523] close(3) = 0 [ 30.232612][ T518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.242609][ T518] Call Trace: [ 30.246066][ T518] [ 30.248842][ T518] dump_stack_lvl+0x151/0x1b7 [ 30.253366][ T518] ? is_module_text_address+0x1f/0x360 [ 30.258743][ T518] ? is_module_text_address+0x1f/0x360 [ 30.264122][ T518] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.269446][ T518] ? is_module_text_address+0x1f/0x360 [ 30.275152][ T518] dump_stack+0x15/0x1b [ 30.279158][ T518] __schedule_bug+0x195/0x260 [ 30.283684][ T518] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.289120][ T518] __schedule+0xcf7/0x1550 [ 30.293368][ T518] ? __kasan_check_write+0x14/0x20 [ 30.298323][ T518] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 30.303350][ T518] ? __sched_text_start+0x8/0x8 [ 30.308126][ T518] ? __kasan_check_read+0x11/0x20 [ 30.313014][ T518] ? cgroup_update_frozen+0x15f/0x980 [ 30.318392][ T518] schedule+0xc3/0x180 [ 30.323431][ T518] ptrace_stop+0x54f/0x930 [ 30.327675][ T518] ptrace_notify+0x225/0x350 [ 30.332276][ T518] ? do_notify_parent+0xa20/0xa20 [ 30.337136][ T518] ? __kasan_check_write+0x14/0x20 [ 30.342079][ T518] ? fpregs_restore_userregs+0x130/0x290 [ 30.347554][ T518] syscall_exit_to_user_mode+0xa2/0x140 [ 30.352930][ T518] do_syscall_64+0x49/0xb0 [ 30.357182][ T518] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.362914][ T518] RIP: 0033:0x7f15194f1ea9 [ 30.367167][ T518] 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 [ 30.386726][ T518] RSP: 002b:00007fff9a9a72a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 30.394940][ T518] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f15194f1ea9 [ 30.403101][ T518] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 30.411548][ T518] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 30.419497][ T518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 30.427308][ T518] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [pid 523] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 518] <... bpf resumed>) = 6 [pid 523] <... bpf resumed>) = 3 [pid 522] <... bpf resumed>) = 3 [pid 520] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 519] <... bpf resumed>) = 6 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 520] <... bpf resumed>) = 6 [ 30.435130][ T518] [ 30.443687][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 30.455132][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 30.462528][ T293] Modules linked in: [ 30.466165][ T293] Preemption disabled at: [ 30.466171][ T293] [] __do_softirq+0xec/0x661 [ 30.476408][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 30.487776][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.497689][ T293] Call Trace: [ 30.500800][ T293] [ 30.503575][ T293] dump_stack_lvl+0x151/0x1b7 [ 30.508084][ T293] ? __do_softirq+0xec/0x661 [ 30.512510][ T293] ? __do_softirq+0xec/0x661 [ 30.516938][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.522240][ T293] ? __do_softirq+0xec/0x661 [ 30.526658][ T293] dump_stack+0x15/0x1b [ 30.530656][ T293] __schedule_bug+0x195/0x260 [ 30.535163][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.540578][ T293] __schedule+0xcf7/0x1550 [ 30.544807][ T293] ? __sched_text_start+0x8/0x8 [ 30.549936][ T293] ? __kasan_check_write+0x14/0x20 [ 30.554886][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 30.559658][ T293] schedule+0xc3/0x180 [ 30.563560][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 30.568712][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 30.574006][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 30.579380][ T293] do_syscall_64+0x49/0xb0 [ 30.583634][ T293] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 30.589272][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.595002][ T293] RIP: 0033:0x4e815a [ 30.598821][ T293] 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 [ 30.618263][ T293] RSP: 002b:00007ffc4d6feb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 30.626507][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 518] <... bpf resumed>) = 7 [pid 523] <... bpf resumed>) = 4 [pid 522] <... bpf resumed>) = 4 [pid 520] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 518] exit_group(0) = ? [pid 519] <... bpf resumed>) = 7 [pid 518] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 524 [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) = 5 [pid 523] bpf(BPF_MAP_FREEZE, {map_fd=5}, 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) = 6 [pid 523] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 523] exit_group(0) = ? [pid 523] +++ exited with 0 +++ [pid 522] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 522] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 522] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 522] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 522] exit_group(0) = ? [pid 522] +++ exited with 0 +++ [pid 520] <... bpf resumed>) = 7 [pid 520] exit_group(0) = ? [pid 520] +++ exited with 0 +++ [pid 519] exit_group(0) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x555555b3c660, 24) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 525 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 526 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 527 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 30.634319][ T293] RDX: 0000000000000001 RSI: 00007ffc4d6feb90 RDI: 0000000000000207 [ 30.642304][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [ 30.650200][ T293] R10: 00007ffc4d6feba0 R11: 0000000000000246 R12: 0000000000000000 [ 30.658023][ T293] R13: 00000000200001c0 R14: 0000000000c02010 R15: 0000000000c06520 [ 30.666051][ T293] [ 30.671117][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [pid 524] setpgid(0, 0) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 527 attached [pid 527] set_robust_list(0x555555b3c660, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 525 attached [pid 525] set_robust_list(0x555555b3c660, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x555555b3c660, 24) = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 526] setpgid(0, 0) = 0 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 526] write(3, "1000", 4) = 4 [pid 526] close(3) = 0 [pid 526] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [ 30.682562][ T84] BUG: scheduling while atomic: syslogd/84/0x00000002 [ 30.689567][ T84] Modules linked in: [ 30.693648][ T84] Preemption disabled at: [ 30.693658][ T84] [] __skb_try_recv_datagram+0x198/0x6a0 [ 30.705684][ T84] CPU: 0 PID: 84 Comm: syslogd Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 30.716276][ T84] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.726342][ T84] Call Trace: [ 30.729464][ T84] [ 30.732241][ T84] dump_stack_lvl+0x151/0x1b7 [ 30.736770][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 30.742222][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 30.747699][ T84] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 30.753071][ T84] ? fsnotify_perm+0x470/0x5d0 [ 30.757788][ T84] ? __skb_try_recv_datagram+0x198/0x6a0 [ 30.763417][ T84] dump_stack+0x15/0x1b [ 30.767581][ T84] __schedule_bug+0x195/0x260 [ 30.772120][ T84] ? cpu_util_update_eff+0x10e0/0x10e0 [ 30.777594][ T84] ? kernel_read+0x1f0/0x1f0 [ 30.782121][ T84] __schedule+0xcf7/0x1550 [ 30.786806][ T84] ? __kasan_check_read+0x11/0x20 [ 30.791749][ T84] ? __fdget_pos+0x204/0x390 [ 30.796176][ T84] ? __sched_text_start+0x8/0x8 [ 30.801208][ T84] ? ksys_read+0x24f/0x2c0 [ 30.805468][ T84] schedule+0xc3/0x180 [ 30.809371][ T84] exit_to_user_mode_loop+0x4e/0xa0 [ 30.814482][ T84] exit_to_user_mode_prepare+0x5a/0xa0 [ 30.819921][ T84] syscall_exit_to_user_mode+0x26/0x140 [ 30.825291][ T84] do_syscall_64+0x49/0xb0 [ 30.829663][ T84] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 30.835304][ T84] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 30.841066][ T84] RIP: 0033:0x7f49c0960b6a [ 30.845284][ T84] Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83 [ 30.864967][ T84] RSP: 002b:00007ffcec6b4c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 30.873146][ T84] RAX: 000000000000004d RBX: 0000000000000002 RCX: 00007f49c0960b6a [ 30.880964][ T84] RDX: 00000000000000ff RSI: 000055d9ffb60300 RDI: 0000000000000000 [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 519] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 528 ./strace-static-x86_64: Process 528 attached [pid 528] set_robust_list(0x555555b3c660, 24) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 528] setpgid(0, 0) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 [pid 528] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 524] <... bpf resumed>) = 4 [pid 527] <... bpf resumed>) = 4 [pid 528] <... bpf resumed>) = 4 [pid 526] <... bpf resumed>) = 4 [pid 525] <... bpf resumed>) = 4 [pid 524] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 528] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 527] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 525] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 524] <... bpf resumed>) = 5 [pid 528] <... bpf resumed>) = 5 [pid 527] <... bpf resumed>) = 5 [pid 526] <... bpf resumed>) = 5 [pid 525] <... bpf resumed>) = 5 [pid 524] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 527] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 528] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 526] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 525] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 524] <... bpf resumed>) = 0 [pid 527] <... bpf resumed>) = 0 [pid 526] <... bpf resumed>) = 0 [pid 525] <... bpf resumed>) = 0 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 528] <... bpf resumed>) = 0 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 524] <... bpf resumed>) = 6 [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) = 6 [pid 526] <... bpf resumed>) = 6 [pid 525] <... bpf resumed>) = 6 [pid 528] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 526] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [ 30.888865][ T84] RBP: 000055d9ffb602c0 R08: 0000000000000001 R09: 0000000000000000 [ 30.896698][ T84] R10: 00007f49c0aff3a3 R11: 0000000000000246 R12: 000055d9ffb60347 [ 30.905821][ T84] R13: 000055d9ffb60300 R14: 0000000000000000 R15: 00007f49c0b3da80 [ 30.913824][ T84] [pid 528] exit_group(0 [pid 527] <... bpf resumed>) = 6 [pid 526] <... bpf resumed>) = 7 [pid 525] <... bpf resumed>) = 7 [ 30.940971][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 30.952508][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 30.960117][ T293] Modules linked in: [ 30.964053][ T293] Preemption disabled at: [ 30.964060][ T293] [] up_read+0x16/0x170 [ 30.973890][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 30.985568][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 30.995460][ T293] Call Trace: [ 30.998584][ T293] [ 31.001457][ T293] dump_stack_lvl+0x151/0x1b7 [ 31.005980][ T293] ? up_read+0x16/0x170 [ 31.010029][ T293] ? up_read+0x16/0x170 [ 31.013953][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.019250][ T293] ? up_read+0x16/0x170 [ 31.023447][ T293] dump_stack+0x15/0x1b [ 31.027528][ T293] __schedule_bug+0x195/0x260 [ 31.032039][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.037444][ T293] __schedule+0xcf7/0x1550 [ 31.041688][ T293] ? __sched_text_start+0x8/0x8 [ 31.046435][ T293] ? __kasan_check_write+0x14/0x20 [ 31.051319][ T293] ? __se_sys_ptrace+0x3b2/0x410 [ 31.056362][ T293] schedule+0xc3/0x180 [ 31.060258][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 31.065471][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 31.070957][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 31.076336][ T293] do_syscall_64+0x49/0xb0 [ 31.080656][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.086459][ T293] RIP: 0033:0x4e815a [ 31.090118][ T293] 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 [ 31.109911][ T293] RSP: 002b:00007ffc4d6feb68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 31.118275][ T293] RAX: 0000000000001000 RBX: 0000000020000000 RCX: 00000000004e815a [ 31.126138][ T293] RDX: 0000000000000001 RSI: 00007ffc4d6feb90 RDI: 000000000000020c [ 31.133965][ T293] RBP: 000000000063c8a0 R08: 0000000000000001 R09: 0000000000000000 [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 528] <... exit_group resumed>) = ? [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 526] exit_group(0 [pid 525] exit_group(0 [pid 528] +++ exited with 0 +++ [pid 527] <... bpf resumed>) = 7 [pid 526] <... exit_group resumed>) = ? [pid 525] <... exit_group resumed>) = ? [pid 524] <... bpf resumed>) = 7 [pid 527] exit_group(0 [pid 526] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 524] exit_group(0 [pid 525] +++ exited with 0 +++ [pid 524] <... exit_group resumed>) = ? [pid 527] <... exit_group resumed>) = ? [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 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 527] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 524] +++ exited with 0 +++ ./strace-static-x86_64: Process 530 attached [pid 530] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 530 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 530] <... set_robust_list resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 531 attached [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 531] set_robust_list(0x555555b3c660, 24 [pid 530] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 531 [pid 531] <... set_robust_list resumed>) = 0 [pid 530] setpgid(0, 0 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 530] <... setpgid resumed>) = 0 [pid 531] <... prctl resumed>) = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 531] setpgid(0, 0 [pid 530] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 532 attached [pid 531] <... setpgid resumed>) = 0 [pid 530] write(3, "1000", 4 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 530] <... write resumed>) = 4 [pid 531] <... openat resumed>) = 3 [pid 530] close(3 [pid 531] write(3, "1000", 4 [pid 530] <... close resumed>) = 0 [pid 531] <... write resumed>) = 4 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 532 ./strace-static-x86_64: Process 534 attached ./strace-static-x86_64: Process 533 attached [pid 532] set_robust_list(0x555555b3c660, 24 [pid 531] close(3 [pid 530] <... bpf resumed>) = 3 [pid 534] set_robust_list(0x555555b3c660, 24 [pid 531] <... close resumed>) = 0 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 533 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 534 [pid 534] <... set_robust_list resumed>) = 0 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 533] set_robust_list(0x555555b3c660, 24 [pid 532] <... set_robust_list resumed>) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 531] <... bpf resumed>) = 3 [pid 534] <... prctl resumed>) = 0 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 533] <... set_robust_list resumed>) = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 534] <... bpf resumed>) = 3 [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 532] <... prctl resumed>) = 0 [pid 533] <... prctl resumed>) = 0 [pid 533] setpgid(0, 0) = 0 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 533] write(3, "1000", 4) = 4 [pid 533] close(3) = 0 [pid 533] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 532] setpgid(0, 0 [pid 533] <... bpf resumed>) = 3 [pid 532] <... setpgid resumed>) = 0 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 532] <... openat resumed>) = 3 [pid 532] write(3, "1000", 4) = 4 [pid 532] close(3) = 0 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 530] <... bpf resumed>) = 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 534] <... bpf resumed>) = 4 [pid 533] <... bpf resumed>) = 4 [pid 532] <... bpf resumed>) = 4 [pid 531] <... bpf resumed>) = 4 [pid 530] <... bpf resumed>) = 5 [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 [pid 533] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 532] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 530] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 534] <... bpf resumed>) = 5 [pid 533] <... bpf resumed>) = 5 [pid 532] <... bpf resumed>) = 5 [pid 531] <... bpf resumed>) = 5 [pid 530] <... bpf resumed>) = 0 [pid 532] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 531] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [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 534] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 533] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 532] <... bpf resumed>) = 0 [pid 531] <... bpf resumed>) = 0 [pid 530] <... bpf resumed>) = 6 [pid 532] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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=6}}, 16 [pid 534] <... bpf resumed>) = 0 [pid 533] <... bpf resumed>) = 0 [pid 532] <... bpf resumed>) = 6 [pid 530] <... bpf resumed>) = 7 [pid 532] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 530] exit_group(0 [pid 532] <... bpf resumed>) = 7 [pid 530] <... exit_group resumed>) = ? [pid 534] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 533] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 532] exit_group(0 [pid 531] <... bpf resumed>) = 6 [pid 530] +++ exited with 0 +++ [pid 532] <... exit_group resumed>) = ? [pid 531] 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=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 532] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 531] <... bpf resumed>) = 7 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 535 [pid 534] <... bpf resumed>) = 6 [pid 534] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 534] exit_group(0) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 531] exit_group(0) = ? [pid 534] +++ exited with 0 +++ ./strace-static-x86_64: Process 535 attached [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 533] <... bpf resumed>) = 6 [pid 535] set_robust_list(0x555555b3c660, 24) = 0 [pid 535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 536 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 533] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 535] <... prctl resumed>) = 0 [pid 535] setpgid(0, 0) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 537 [pid 535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 536 attached ) = 3 [pid 535] write(3, "1000", 4 [pid 536] set_robust_list(0x555555b3c660, 24 [pid 535] <... write resumed>) = 4 [pid 535] close(3) = 0 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 536] <... set_robust_list resumed>) = 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 535] <... bpf resumed>) = 3 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 537 attached [pid 531] +++ exited with 0 +++ [pid 533] <... bpf resumed>) = 7 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 533] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 533] <... exit_group resumed>) = ? [ 31.141773][ T293] R10: 00007ffc4d6feba0 R11: 0000000000000246 R12: 0000000000000000 [ 31.149563][ T293] R13: 00000000200001c0 R14: 0000000000c02010 R15: 0000000000c06520 [ 31.157393][ T293] [pid 533] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 537] set_robust_list(0x555555b3c660, 24) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 538 [pid 298] <... restart_syscall resumed>) = 0 [pid 537] <... prctl resumed>) = 0 [pid 537] setpgid(0, 0) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 539 [pid 537] <... close resumed>) = 0 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 539 attached ) = 3 [pid 536] <... bpf resumed>) = 3 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 538 attached [pid 538] set_robust_list(0x555555b3c660, 24 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 538] <... set_robust_list resumed>) = 0 [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] set_robust_list(0x555555b3c660, 24 [pid 538] setpgid(0, 0 [pid 539] <... set_robust_list resumed>) = 0 [pid 538] <... setpgid resumed>) = 0 [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 538] <... openat resumed>) = 3 [pid 538] write(3, "1000", 4) = 4 [pid 538] close(3) = 0 [pid 538] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 539] <... prctl resumed>) = 0 [pid 539] setpgid(0, 0 [pid 538] <... bpf resumed>) = 3 [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 539] <... setpgid resumed>) = 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 537] <... bpf resumed>) = 4 [pid 535] <... bpf resumed>) = 4 [pid 539] <... bpf resumed>) = 4 [pid 538] <... bpf resumed>) = 4 [pid 537] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 536] <... bpf resumed>) = 4 [pid 535] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 539] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 538] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 537] <... bpf resumed>) = 5 [pid 536] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 535] <... bpf resumed>) = 5 [pid 539] <... bpf resumed>) = 5 [pid 538] <... bpf resumed>) = 5 [pid 537] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 536] <... bpf resumed>) = 5 [pid 535] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 539] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 538] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 537] <... bpf resumed>) = 0 [pid 536] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 535] <... bpf resumed>) = 0 [pid 539] <... bpf resumed>) = 0 [pid 538] <... bpf resumed>) = 0 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 536] <... bpf resumed>) = 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 [pid 539] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 538] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 537] <... bpf resumed>) = 6 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 535] <... bpf resumed>) = 6 [pid 539] <... bpf resumed>) = 6 [pid 538] <... bpf resumed>) = 6 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 539] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 538] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 537] <... bpf resumed>) = 7 [pid 536] <... bpf resumed>) = 6 [pid 535] <... bpf resumed>) = 7 [pid 539] <... bpf resumed>) = 7 [pid 538] <... bpf resumed>) = 7 [pid 537] exit_group(0 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 535] exit_group(0 [pid 539] exit_group(0 [pid 538] exit_group(0 [pid 537] <... exit_group resumed>) = ? [pid 536] <... bpf resumed>) = 7 [pid 535] <... exit_group resumed>) = ? [pid 539] <... exit_group resumed>) = ? [pid 538] <... exit_group resumed>) = ? [pid 537] +++ exited with 0 +++ [pid 536] exit_group(0 [pid 535] +++ exited with 0 +++ [pid 539] +++ exited with 0 +++ [pid 538] +++ exited with 0 +++ [pid 536] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, 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 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 540 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 540 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 540] set_robust_list(0x555555b3c660, 24) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x555555b3c660, 24 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 541 [pid 541] <... set_robust_list resumed>) = 0 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 541] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 542 [pid 541] <... setpgid resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 543 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 543 attached ) = 3 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 541] write(3, "1000", 4 [pid 543] set_robust_list(0x555555b3c660, 24 [pid 541] <... write resumed>) = 4 [pid 540] <... prctl resumed>) = 0 [pid 541] close(3) = 0 [pid 543] <... set_robust_list resumed>) = 0 [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 540] setpgid(0, 0 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 541] <... bpf resumed>) = 3 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 543] <... prctl resumed>) = 0 [pid 540] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 542 attached [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 542] set_robust_list(0x555555b3c660, 24) = 0 [pid 543] setpgid(0, 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 540] <... openat resumed>) = 3 [pid 542] <... prctl resumed>) = 0 [pid 542] setpgid(0, 0) = 0 [pid 543] <... setpgid resumed>) = 0 [pid 540] write(3, "1000", 4 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 540] <... write resumed>) = 4 [pid 543] <... openat resumed>) = 3 [pid 540] close(3 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 543] write(3, "1000", 4 [pid 540] <... close resumed>) = 0 [pid 542] write(3, "1000", 4) = 4 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 543] <... write resumed>) = 4 [pid 542] close(3) = 0 [pid 542] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 543] close(3 [pid 542] <... bpf resumed>) = 3 [pid 540] <... bpf resumed>) = 3 [pid 536] +++ exited with 0 +++ [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 543] <... close resumed>) = 0 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 544 attached , child_tidptr=0x555555b3c650) = 544 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 544] set_robust_list(0x555555b3c660, 24) = 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 544] setpgid(0, 0) = 0 [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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 543] <... bpf resumed>) = 4 [pid 542] <... bpf resumed>) = 4 [pid 541] <... bpf resumed>) = 4 [pid 540] <... bpf resumed>) = 4 [pid 544] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 543] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 542] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 541] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 540] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 544] <... bpf resumed>) = 5 [pid 543] <... bpf resumed>) = 5 [pid 542] <... bpf resumed>) = 5 [pid 541] <... bpf resumed>) = 5 [pid 540] <... bpf resumed>) = 5 [pid 544] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 543] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 542] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 541] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 540] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 544] <... bpf resumed>) = 0 [pid 543] <... bpf resumed>) = 0 [pid 542] <... bpf resumed>) = 0 [pid 541] <... bpf resumed>) = 0 [pid 540] <... bpf resumed>) = 0 [pid 544] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 542] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 544] <... bpf resumed>) = 6 [pid 543] <... bpf resumed>) = 6 [pid 542] <... bpf resumed>) = 6 [pid 541] <... bpf resumed>) = 6 [pid 544] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 542] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 544] <... bpf resumed>) = 7 [pid 543] <... bpf resumed>) = 7 [pid 542] <... bpf resumed>) = 7 [pid 541] <... bpf resumed>) = 7 [pid 540] <... bpf resumed>) = 6 [pid 544] exit_group(0 [pid 543] exit_group(0 [pid 542] exit_group(0 [pid 541] exit_group(0 [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 544] <... exit_group resumed>) = ? [pid 543] <... exit_group resumed>) = ? [pid 542] <... exit_group resumed>) = ? [pid 541] <... exit_group resumed>) = ? [pid 540] <... bpf resumed>) = 7 [pid 544] +++ exited with 0 +++ [pid 543] +++ exited with 0 +++ [pid 542] +++ exited with 0 +++ [pid 541] +++ exited with 0 +++ [pid 540] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 540] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 546 attached ./strace-static-x86_64: Process 545 attached [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 545 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 546 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 547 [pid 545] set_robust_list(0x555555b3c660, 24 [pid 546] set_robust_list(0x555555b3c660, 24 [pid 297] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 547 attached [pid 545] <... set_robust_list resumed>) = 0 [pid 547] set_robust_list(0x555555b3c660, 24 [pid 546] <... set_robust_list resumed>) = 0 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 547] <... set_robust_list resumed>) = 0 [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 545] <... prctl resumed>) = 0 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 545] setpgid(0, 0 [pid 547] <... prctl resumed>) = 0 [pid 547] setpgid(0, 0) = 0 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 548 attached ) = 3 [pid 546] <... prctl resumed>) = 0 [pid 545] <... setpgid resumed>) = 0 [pid 547] write(3, "1000", 4) = 4 [pid 547] close(3) = 0 [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 548] set_robust_list(0x555555b3c660, 24 [pid 546] setpgid(0, 0 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 548 [pid 548] <... set_robust_list resumed>) = 0 [pid 547] <... bpf resumed>) = 3 [pid 546] <... setpgid resumed>) = 0 [pid 545] <... openat resumed>) = 3 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 545] write(3, "1000", 4 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 546] <... openat resumed>) = 3 [pid 545] <... write resumed>) = 4 [pid 548] <... prctl resumed>) = 0 [pid 548] setpgid(0, 0) = 0 [pid 546] write(3, "1000", 4 [pid 545] close(3 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 546] <... write resumed>) = 4 [pid 545] <... close resumed>) = 0 [pid 548] <... openat resumed>) = 3 [pid 548] write(3, "1000", 4 [pid 546] close(3 [pid 545] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 548] <... write resumed>) = 4 [pid 546] <... close resumed>) = 0 [pid 548] close(3) = 0 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 545] <... bpf resumed>) = 3 [pid 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 546] <... bpf resumed>) = 3 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 547] <... bpf resumed>) = 4 [pid 547] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 547] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 548] <... bpf resumed>) = 4 [pid 545] <... bpf resumed>) = 4 [pid 540] +++ exited with 0 +++ [pid 547] <... bpf resumed>) = 7 [pid 546] <... bpf resumed>) = 4 [ 31.321480][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 31.333102][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 31.340493][ T293] Modules linked in: [ 31.344195][ T293] Preemption disabled at: [ 31.344201][ T293] [] up_read+0x16/0x170 [ 31.354025][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 31.365367][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.375268][ T293] Call Trace: [ 31.378385][ T293] [ 31.381158][ T293] dump_stack_lvl+0x151/0x1b7 [ 31.385671][ T293] ? up_read+0x16/0x170 [ 31.389662][ T293] ? up_read+0x16/0x170 [ 31.393666][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.398952][ T293] ? up_read+0x16/0x170 [ 31.402943][ T293] dump_stack+0x15/0x1b [ 31.406934][ T293] __schedule_bug+0x195/0x260 [ 31.411456][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.416752][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 31.421720][ T293] __schedule+0xcf7/0x1550 [ 31.425948][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 31.430721][ T293] ? __sched_text_start+0x8/0x8 [ 31.435414][ T293] ? __sys_socket+0x1f7/0x3a0 [ 31.440091][ T293] schedule+0xc3/0x180 [ 31.443998][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 31.449055][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 31.454322][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 31.459708][ T293] do_syscall_64+0x49/0xb0 [ 31.463958][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.469695][ T293] RIP: 0033:0x4e8217 [ 31.473420][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 31.492963][ T293] RSP: 002b:00007ffc4d6feac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 31.501204][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 31.509022][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [pid 548] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 547] exit_group(0 [ 31.516837][ T293] RBP: 00007ffc4d6feb90 R08: 00000000ffffffff R09: 000000000000000c [ 31.524757][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffc4d6feb90 [ 31.532751][ T293] R13: 0000000000c06520 R14: 0000000000423160 R15: 0000000000617180 [ 31.540572][ T293] [ 31.544954][ T28] audit: type=1400 audit(1713171397.461:73): 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 [ 31.544982][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 31.569138][ T28] audit: type=1400 audit(1713171397.461:74): 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 [ 31.578872][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 31.607881][ T293] Modules linked in: [ 31.611651][ T293] Preemption disabled at: [ 31.611662][ T293] [] unix_create1+0x3fb/0x870 [ 31.622053][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 31.633417][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.643289][ T293] Call Trace: [ 31.646423][ T293] [ 31.649205][ T293] dump_stack_lvl+0x151/0x1b7 [ 31.653706][ T293] ? unix_create1+0x3fb/0x870 [ 31.658332][ T293] ? unix_create1+0x3fb/0x870 [ 31.662968][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.668234][ T293] ? unix_create1+0x3fb/0x870 [ 31.672757][ T293] dump_stack+0x15/0x1b [ 31.676731][ T293] __schedule_bug+0x195/0x260 [ 31.681249][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.686563][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 31.691492][ T293] __schedule+0xcf7/0x1550 [ 31.695747][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 31.700439][ T293] ? __sched_text_start+0x8/0x8 [ 31.705118][ T293] ? __sys_socket+0x1f7/0x3a0 [ 31.709630][ T293] schedule+0xc3/0x180 [ 31.713534][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 31.718565][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 31.723867][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 31.729513][ T293] do_syscall_64+0x49/0xb0 [ 31.733863][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.739575][ T293] RIP: 0033:0x4e8217 [ 31.743307][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 31.762836][ T293] RSP: 002b:00007ffc4d6feac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [pid 545] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 548] <... bpf resumed>) = 5 [pid 547] <... exit_group resumed>) = ? [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] <... bpf resumed>) = 5 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 548] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 547] +++ exited with 0 +++ [pid 546] <... bpf resumed>) = 5 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 546] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 546] <... bpf resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 548] <... bpf resumed>) = 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] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 548] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 545] <... bpf resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 546] <... bpf resumed>) = 6 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 548] <... bpf resumed>) = 6 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [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 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 549 [pid 548] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 546] <... bpf resumed>) = 7 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 550 [ 31.771190][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [ 31.779259][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 31.787337][ T293] RBP: 00007ffc4d6feb90 R08: 00000000ffffffff R09: 000000000000000c [ 31.795690][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffc4d6feb90 [ 31.803533][ T293] R13: 0000000000c06520 R14: 0000000000423160 R15: 0000000000617180 [ 31.811316][ T293] [ 31.822463][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 31.834805][ T545] BUG: scheduling while atomic: syz-executor249/545/0x00000002 [ 31.842687][ T545] Modules linked in: [ 31.846381][ T545] Preemption disabled at: [ 31.846391][ T545] [] free_unref_page+0x177/0x5c0 [ 31.856883][ T545] CPU: 0 PID: 545 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [pid 546] exit_group(0) = ? [pid 546] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 551 ./strace-static-x86_64: Process 549 attached [pid 549] set_robust_list(0x555555b3c660, 24) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 549] setpgid(0, 0) = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x555555b3c660, 24 [pid 549] <... openat resumed>) = 3 [pid 551] <... set_robust_list resumed>) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 551] setpgid(0, 0 [pid 549] write(3, "1000", 4) = 4 [pid 551] <... setpgid resumed>) = 0 [pid 549] close(3) = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 551] <... openat resumed>) = 3 [pid 551] write(3, "1000", 4) = 4 [pid 551] close(3) = 0 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 549] <... bpf resumed>) = 3 [pid 551] <... bpf resumed>) = 3 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 551] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 549] <... bpf resumed>) = 4 [pid 551] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 549] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 551] <... bpf resumed>) = 0 [pid 549] <... bpf resumed>) = 5 [ 31.868247][ T545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 31.878173][ T545] Call Trace: [ 31.881266][ T545] [ 31.884043][ T545] dump_stack_lvl+0x151/0x1b7 [ 31.888579][ T545] ? free_unref_page+0x177/0x5c0 [ 31.893325][ T545] ? free_unref_page+0x177/0x5c0 [ 31.898103][ T545] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 31.903400][ T545] ? free_unref_page+0x177/0x5c0 [ 31.908259][ T545] dump_stack+0x15/0x1b [ 31.912427][ T545] __schedule_bug+0x195/0x260 [ 31.917027][ T545] ? cpu_util_update_eff+0x10e0/0x10e0 [ 31.922323][ T545] __schedule+0xcf7/0x1550 [ 31.926590][ T545] ? __kasan_check_write+0x14/0x20 [ 31.931521][ T545] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 31.936475][ T545] ? __sched_text_start+0x8/0x8 [ 31.941259][ T545] ? __kasan_check_read+0x11/0x20 [ 31.946195][ T545] ? cgroup_update_frozen+0x15f/0x980 [ 31.951403][ T545] schedule+0xc3/0x180 [ 31.955310][ T545] ptrace_stop+0x54f/0x930 [ 31.959565][ T545] ptrace_notify+0x225/0x350 [ 31.964102][ T545] ? do_notify_parent+0xa20/0xa20 [ 31.969046][ T545] ? __kasan_check_write+0x14/0x20 [ 31.973989][ T545] ? fpregs_restore_userregs+0x130/0x290 [ 31.979456][ T545] syscall_exit_to_user_mode+0xa2/0x140 [ 31.984840][ T545] do_syscall_64+0x49/0xb0 [ 31.989097][ T545] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 31.994906][ T545] RIP: 0033:0x7f15194f1ea9 [ 31.999343][ T545] 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 545] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 550 attached [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 549] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 548] <... bpf resumed>) = 7 [pid 545] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 545] exit_group(0) = ? [pid 551] <... bpf resumed>) = 6 [pid 550] set_robust_list(0x555555b3c660, 24 [pid 549] <... bpf resumed>) = 0 [pid 548] exit_group(0 [pid 545] +++ exited with 0 +++ [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 550] <... set_robust_list resumed>) = 0 [pid 548] <... exit_group resumed>) = ? [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16) = 7 [pid 551] exit_group(0 [pid 549] <... bpf resumed>) = 6 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 551] <... exit_group resumed>) = ? [pid 550] <... prctl resumed>) = 0 [pid 548] +++ exited with 0 +++ [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 550] setpgid(0, 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 550] <... setpgid resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 553 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 553 attached [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 553] set_robust_list(0x555555b3c660, 24 [pid 297] <... restart_syscall resumed>) = 0 [pid 550] <... openat resumed>) = 3 [pid 553] <... set_robust_list resumed>) = 0 [pid 550] write(3, "1000", 4) = 4 [pid 550] close(3) = 0 [pid 550] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 554 attached [pid 553] <... prctl resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 554 [pid 550] <... bpf resumed>) = 3 [pid 554] set_robust_list(0x555555b3c660, 24 [pid 553] setpgid(0, 0 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 554] <... set_robust_list resumed>) = 0 [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) = 0 [pid 553] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 554] setpgid(0, 0 [pid 553] <... bpf resumed>) = 3 [pid 554] <... setpgid resumed>) = 0 [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 554] write(3, "1000", 4) = 4 [pid 554] close(3) = 0 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 551] +++ exited with 0 +++ [pid 549] <... bpf resumed>) = 7 [pid 550] <... bpf resumed>) = 4 [pid 549] exit_group(0) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=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 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 550] <... bpf resumed>) = 5 [pid 550] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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) = 6 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 555 ./strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x555555b3c660, 24 [pid 550] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 555] <... set_robust_list resumed>) = 0 [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 555] setpgid(0, 0) = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3) = 0 [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [ 32.018832][ T545] RSP: 002b:00007fff9a9a72a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 32.027020][ T545] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f15194f1ea9 [ 32.034835][ T545] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 32.042907][ T545] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [ 32.050863][ T545] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.058694][ T545] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 32.066497][ T545] [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 554] <... bpf resumed>) = 4 [pid 553] <... bpf resumed>) = 4 [pid 550] <... bpf resumed>) = 7 [pid 549] +++ exited with 0 +++ [pid 555] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 554] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 553] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] exit_group(0 [pid 555] <... bpf resumed>) = 5 [pid 554] <... bpf resumed>) = 5 [pid 553] <... bpf resumed>) = 5 [pid 550] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 555] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 554] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 553] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 550] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 555] <... bpf resumed>) = 0 [pid 554] <... bpf resumed>) = 0 [pid 553] <... bpf resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 554] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 553] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 298] <... restart_syscall resumed>) = 0 [pid 555] <... bpf resumed>) = 6 [pid 554] <... bpf resumed>) = 6 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 554] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 555] <... bpf resumed>) = 7 [pid 554] <... bpf resumed>) = 7 [pid 555] exit_group(0 [pid 554] exit_group(0 [pid 555] <... exit_group resumed>) = ? [pid 554] <... exit_group resumed>) = ? [pid 555] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 556 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 557 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 558 ./strace-static-x86_64: Process 558 attached [pid 558] set_robust_list(0x555555b3c660, 24) = 0 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 558] setpgid(0, 0) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 32.119742][ C1] softirq: huh, entered softirq 9 RCU ffffffff8160c090 with preempt_count 00000103, exited with 00000102? [ 32.131595][ T553] BUG: scheduling while atomic: syz-executor249/553/0x00000002 [ 32.139255][ T553] Modules linked in: [ 32.143003][ T553] Preemption disabled at: [ 32.143011][ T553] [] is_module_text_address+0x1f/0x360 [ 32.154053][ T553] CPU: 1 PID: 553 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 32.166042][ T553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.175948][ T553] Call Trace: [ 32.179055][ T553] [ 32.181836][ T553] dump_stack_lvl+0x151/0x1b7 [ 32.186777][ T553] ? is_module_text_address+0x1f/0x360 [ 32.192069][ T553] ? is_module_text_address+0x1f/0x360 [ 32.197366][ T553] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.202675][ T553] ? is_module_text_address+0x1f/0x360 [ 32.207956][ T553] dump_stack+0x15/0x1b [ 32.211949][ T553] __schedule_bug+0x195/0x260 [ 32.216461][ T553] ? irqentry_exit+0x30/0x40 [ 32.220883][ T553] ? sysvec_irq_work+0x52/0xb0 [ 32.225680][ T553] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.231194][ T553] __schedule+0xcf7/0x1550 [ 32.235544][ T553] ? __kasan_check_write+0x14/0x20 [ 32.240593][ T553] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 32.245543][ T553] ? __sched_text_start+0x8/0x8 [ 32.250480][ T553] ? __kasan_check_read+0x11/0x20 [ 32.255342][ T553] ? cgroup_update_frozen+0x15f/0x980 [ 32.260815][ T553] ? ptrace_stop+0x367/0x930 [ 32.265241][ T553] schedule+0xc3/0x180 [ 32.269145][ T553] ptrace_stop+0x54f/0x930 [ 32.273426][ T553] ptrace_notify+0x225/0x350 [ 32.277819][ T553] ? do_notify_parent+0xa20/0xa20 [ 32.282773][ T553] ? __kasan_check_write+0x14/0x20 [ 32.287891][ T553] ? fpregs_restore_userregs+0x130/0x290 [ 32.293354][ T553] syscall_exit_to_user_mode+0xa2/0x140 [ 32.298735][ T553] do_syscall_64+0x49/0xb0 [ 32.302986][ T553] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 32.308713][ T553] RIP: 0033:0x7f15194f1ea9 [ 32.312967][ T553] 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 [ 32.332409][ T553] RSP: 002b:00007fff9a9a72a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 32.340916][ T553] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f15194f1ea9 [ 32.348811][ T553] RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005 [ 32.356622][ T553] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0 [pid 553] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 557 attached ./strace-static-x86_64: Process 556 attached [pid 558] write(3, "1000", 4 [pid 554] +++ exited with 0 +++ [pid 553] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 558] <... write resumed>) = 4 [pid 557] set_robust_list(0x555555b3c660, 24 [pid 556] set_robust_list(0x555555b3c660, 24 [pid 553] <... bpf resumed>) = 7 [pid 558] close(3 [pid 557] <... set_robust_list resumed>) = 0 [pid 556] <... set_robust_list resumed>) = 0 [pid 553] exit_group(0 [pid 297] --- 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] <... close resumed>) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 553] <... exit_group resumed>) = ? [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 559 attached [pid 558] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 557] <... prctl resumed>) = 0 [pid 556] <... prctl resumed>) = 0 [pid 553] +++ exited with 0 +++ [pid 558] <... bpf resumed>) = 3 [pid 557] setpgid(0, 0 [pid 556] setpgid(0, 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 559 [pid 559] set_robust_list(0x555555b3c660, 24 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 557] <... setpgid resumed>) = 0 [pid 556] <... setpgid resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 559] <... set_robust_list resumed>) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... restart_syscall resumed>) = 0 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 557] <... openat resumed>) = 3 [pid 556] <... openat resumed>) = 3 [pid 559] <... prctl resumed>) = 0 [pid 557] write(3, "1000", 4 [pid 556] write(3, "1000", 4 [pid 557] <... write resumed>) = 4 [pid 556] <... write resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 559] setpgid(0, 0 [pid 557] close(3 [pid 556] close(3./strace-static-x86_64: Process 560 attached [pid 557] <... close resumed>) = 0 [pid 556] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 560 [pid 560] set_robust_list(0x555555b3c660, 24 [pid 559] <... setpgid resumed>) = 0 [pid 557] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 560] <... set_robust_list resumed>) = 0 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 557] <... bpf resumed>) = 3 [pid 556] <... bpf resumed>) = 3 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 559] <... openat resumed>) = 3 [pid 559] write(3, "1000", 4 [pid 560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 559] <... write resumed>) = 4 [pid 560] <... prctl resumed>) = 0 [pid 560] setpgid(0, 0) = 0 [pid 560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 559] close(3 [pid 560] <... openat resumed>) = 3 [pid 559] <... close resumed>) = 0 [pid 560] write(3, "1000", 4 [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 560] <... write resumed>) = 4 [pid 560] close(3) = 0 [pid 560] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 559] <... bpf resumed>) = 3 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 560] <... bpf resumed>) = 4 [pid 558] <... bpf resumed>) = 4 [pid 557] <... bpf resumed>) = 4 [pid 556] <... bpf resumed>) = 4 [pid 559] <... bpf resumed>) = 4 [pid 560] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 558] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 560] <... bpf resumed>) = 5 [pid 559] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 558] <... bpf resumed>) = 5 [pid 557] <... bpf resumed>) = 5 [pid 556] <... bpf resumed>) = 5 [pid 560] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 558] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 557] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 556] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 559] <... bpf resumed>) = 5 [pid 560] <... bpf resumed>) = 0 [pid 559] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 558] <... bpf resumed>) = 0 [pid 557] <... bpf resumed>) = 0 [pid 556] <... bpf resumed>) = 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 559] <... bpf resumed>) = 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 [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(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 [pid 559] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 558] <... bpf resumed>) = 6 [pid 557] <... bpf resumed>) = 6 [pid 556] <... bpf resumed>) = 6 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 558] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 560] <... bpf resumed>) = 7 [pid 558] <... bpf resumed>) = 7 [pid 557] <... bpf resumed>) = 7 [pid 556] <... bpf resumed>) = 7 [pid 560] exit_group(0 [pid 558] exit_group(0 [pid 557] exit_group(0 [pid 556] exit_group(0 [pid 560] <... exit_group resumed>) = ? [pid 559] <... bpf resumed>) = 6 [pid 558] <... exit_group resumed>) = ? [pid 557] <... exit_group resumed>) = ? [pid 556] <... exit_group resumed>) = ? [pid 560] +++ exited with 0 +++ [pid 559] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 558] +++ exited with 0 +++ [pid 557] +++ exited with 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 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, 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 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 562 attached ./strace-static-x86_64: Process 561 attached [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 561 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 562 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 563 [pid 561] set_robust_list(0x555555b3c660, 24./strace-static-x86_64: Process 563 attached [pid 562] set_robust_list(0x555555b3c660, 24 [pid 561] <... set_robust_list resumed>) = 0 [pid 563] set_robust_list(0x555555b3c660, 24 [pid 562] <... set_robust_list resumed>) = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 563] <... set_robust_list resumed>) = 0 [pid 563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] <... prctl resumed>) = 0 [pid 563] setpgid(0, 0) = 0 [pid 561] setpgid(0, 0 [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 563] <... openat resumed>) = 3 [pid 562] <... prctl resumed>) = 0 [pid 561] <... setpgid resumed>) = 0 [pid 563] write(3, "1000", 4 [pid 562] setpgid(0, 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 563] <... write resumed>) = 4 [pid 563] close(3) = 0 [pid 561] <... openat resumed>) = 3 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 562] <... setpgid resumed>) = 0 [ 32.364531][ T553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.372594][ T553] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 32.380627][ T553] [pid 561] write(3, "1000", 4 [pid 563] <... bpf resumed>) = 3 [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 561] <... write resumed>) = 4 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 562] <... openat resumed>) = 3 [pid 561] close(3 [pid 562] write(3, "1000", 4 [pid 561] <... close resumed>) = 0 [pid 562] <... write resumed>) = 4 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 562] close(3) = 0 [pid 562] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 561] <... bpf resumed>) = 3 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 563] <... bpf resumed>) = 4 [pid 562] <... bpf resumed>) = 4 [pid 559] <... bpf resumed>) = 7 [pid 561] <... bpf resumed>) = 4 [pid 556] +++ exited with 0 +++ [pid 563] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 [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 559] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 563] <... bpf resumed>) = 5 [pid 562] <... bpf resumed>) = 5 [pid 561] <... bpf resumed>) = 5 [pid 559] <... exit_group resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 563] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 562] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 561] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 563] <... bpf resumed>) = 0 [pid 562] <... bpf resumed>) = 0 [pid 561] <... bpf resumed>) = 0 [pid 559] +++ exited with 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 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 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 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 563] <... bpf resumed>) = 6 [pid 562] <... bpf resumed>) = 6 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 564 attached [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 562] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 561] <... bpf resumed>) = 6 [pid 297] <... restart_syscall resumed>) = 0 [pid 564] set_robust_list(0x555555b3c660, 24 [pid 563] <... bpf resumed>) = 7 [pid 562] <... bpf resumed>) = 7 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 564 [pid 564] <... set_robust_list resumed>) = 0 [pid 563] exit_group(0 [pid 562] exit_group(0 [pid 561] <... bpf resumed>) = 7 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 563] <... exit_group resumed>) = ? [pid 562] <... exit_group resumed>) = ? [pid 561] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 565 attached [pid 564] <... prctl resumed>) = 0 [pid 563] +++ exited with 0 +++ [pid 562] +++ exited with 0 +++ [pid 561] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 565 [pid 565] set_robust_list(0x555555b3c660, 24 [pid 564] setpgid(0, 0 [pid 565] <... set_robust_list resumed>) = 0 [pid 564] <... setpgid resumed>) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 567 attached ./strace-static-x86_64: Process 566 attached [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 564] <... openat resumed>) = 3 [pid 567] set_robust_list(0x555555b3c660, 24 [pid 566] set_robust_list(0x555555b3c660, 24 [pid 565] <... prctl resumed>) = 0 [pid 564] write(3, "1000", 4 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 566 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 567 [pid 567] <... set_robust_list resumed>) = 0 [pid 566] <... set_robust_list resumed>) = 0 [pid 565] setpgid(0, 0 [pid 564] <... write resumed>) = 4 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 565] <... setpgid resumed>) = 0 [pid 564] close(3 [pid 567] <... prctl resumed>) = 0 [pid 566] <... prctl resumed>) = 0 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 564] <... close resumed>) = 0 [pid 567] setpgid(0, 0 [pid 566] setpgid(0, 0 [pid 565] <... openat resumed>) = 3 [pid 564] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 561] +++ exited with 0 +++ [pid 567] <... setpgid resumed>) = 0 [pid 566] <... setpgid resumed>) = 0 [pid 565] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 565] <... write resumed>) = 4 [pid 564] <... bpf resumed>) = 3 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 565] close(3 [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 566] <... openat resumed>) = 3 [pid 565] <... close resumed>) = 0 [pid 567] <... openat resumed>) = 3 [pid 566] write(3, "1000", 4 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 567] write(3, "1000", 4 [pid 566] <... write resumed>) = 4 [pid 565] <... bpf resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 566] close(3 [pid 567] <... write resumed>) = 4 ./strace-static-x86_64: Process 568 attached [pid 566] <... close resumed>) = 0 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 567] close(3 [pid 568] set_robust_list(0x555555b3c660, 24 [pid 567] <... close resumed>) = 0 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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=0x555555b3c650) = 568 [pid 568] <... set_robust_list resumed>) = 0 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 566] <... bpf resumed>) = 3 [pid 567] <... bpf resumed>) = 3 [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 568] <... prctl resumed>) = 0 [pid 568] setpgid(0, 0) = 0 [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 568] write(3, "1000", 4) = 4 [pid 568] close(3) = 0 [pid 568] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 564] <... bpf resumed>) = 4 [pid 568] <... bpf resumed>) = 4 [pid 567] <... bpf resumed>) = 4 [pid 566] <... bpf resumed>) = 4 [pid 565] <... bpf resumed>) = 4 [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 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_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 565] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, 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] <... bpf resumed>) = 5 [pid 568] <... bpf resumed>) = 5 [pid 567] <... bpf resumed>) = 5 [pid 566] <... bpf resumed>) = 5 [pid 565] <... bpf resumed>) = 5 [pid 564] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 568] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 567] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 566] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 565] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 564] <... bpf resumed>) = 0 [pid 568] <... bpf resumed>) = 0 [pid 567] <... bpf resumed>) = 0 [pid 566] <... bpf resumed>) = 0 [pid 565] <... bpf resumed>) = 0 [pid 564] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [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 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 566] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_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 resumed>) = 6 [pid 567] <... bpf resumed>) = 6 [pid 568] <... bpf resumed>) = 6 [pid 566] <... bpf resumed>) = 6 [pid 568] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 566] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 565] <... bpf resumed>) = 6 [pid 564] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 567] <... bpf resumed>) = 7 [pid 566] <... bpf resumed>) = 7 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 564] <... bpf resumed>) = 7 [pid 568] <... bpf resumed>) = 7 [pid 567] exit_group(0 [pid 566] exit_group(0 [pid 565] <... bpf resumed>) = 7 [pid 564] exit_group(0 [pid 567] <... exit_group resumed>) = ? [pid 566] <... exit_group resumed>) = ? [pid 565] exit_group(0 [pid 564] <... exit_group resumed>) = ? [pid 568] exit_group(0) = ? [pid 568] +++ exited with 0 +++ [pid 567] +++ exited with 0 +++ [pid 566] +++ exited with 0 +++ [pid 565] <... exit_group resumed>) = ? [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 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 564] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 571 attached ./strace-static-x86_64: Process 570 attached ./strace-static-x86_64: Process 569 attached [pid 571] set_robust_list(0x555555b3c660, 24 [pid 570] set_robust_list(0x555555b3c660, 24 [pid 569] set_robust_list(0x555555b3c660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 569 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 570 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 571 [pid 571] <... set_robust_list resumed>) = 0 [pid 570] <... set_robust_list resumed>) = 0 [pid 569] <... set_robust_list resumed>) = 0 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 571] <... prctl resumed>) = 0 [pid 570] <... prctl resumed>) = 0 [pid 569] <... prctl resumed>) = 0 [pid 571] setpgid(0, 0 [pid 570] setpgid(0, 0 [pid 569] setpgid(0, 0 [pid 570] <... setpgid resumed>) = 0 [pid 569] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 572 [pid 571] <... setpgid resumed>) = 0 [pid 569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 569] <... openat resumed>) = 3 [pid 571] <... openat resumed>) = 3 [pid 570] <... openat resumed>) = 3 [pid 569] write(3, "1000", 4 [pid 571] write(3, "1000", 4 [pid 570] write(3, "1000", 4 [pid 569] <... write resumed>) = 4 [pid 571] <... write resumed>) = 4 [pid 570] <... write resumed>) = 4 [pid 569] close(3 [pid 571] close(3 [pid 570] close(3 [pid 569] <... close resumed>) = 0 [pid 571] <... close resumed>) = 0 [pid 570] <... close resumed>) = 0 [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 571] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 569] <... bpf resumed>) = 3 ./strace-static-x86_64: Process 572 attached [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 572] set_robust_list(0x555555b3c660, 24 [pid 570] <... bpf resumed>) = 3 [pid 571] <... bpf resumed>) = 3 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 572] <... set_robust_list resumed>) = 0 [pid 571] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 572] setpgid(0, 0) = 0 [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 572] write(3, "1000", 4) = 4 [pid 572] close(3) = 0 [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 565] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b3c650) = 573 ./strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x555555b3c660, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 569] <... bpf resumed>) = 4 [pid 573] <... bpf resumed>) = 4 [pid 572] <... bpf resumed>) = 4 [pid 571] <... bpf resumed>) = 4 [pid 570] <... bpf resumed>) = 4 [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 573] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 572] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 571] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 570] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 569] <... bpf resumed>) = 5 [pid 573] <... bpf resumed>) = 5 [pid 572] <... bpf resumed>) = 5 [pid 571] <... bpf resumed>) = 5 [pid 570] <... bpf resumed>) = 5 [pid 569] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 573] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 572] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 571] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 570] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 573] <... bpf resumed>) = 0 [pid 572] <... bpf resumed>) = 0 [pid 569] <... bpf resumed>) = 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 [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 571] <... bpf resumed>) = 0 [pid 570] <... bpf resumed>) = 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 573] <... bpf resumed>) = 6 [pid 572] <... bpf resumed>) = 6 [pid 571] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 570] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 573] <... bpf resumed>) = 7 [pid 572] <... bpf resumed>) = 7 [pid 573] exit_group(0 [pid 572] exit_group(0 [pid 569] <... bpf resumed>) = 6 [pid 573] <... exit_group resumed>) = ? [pid 572] <... exit_group resumed>) = ? [pid 573] +++ exited with 0 +++ [pid 572] +++ exited with 0 +++ [pid 570] <... bpf resumed>) = 6 [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 570] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 569] <... bpf resumed>) = 7 [pid 570] <... bpf resumed>) = 7 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 571] <... bpf resumed>) = 6 [pid 570] exit_group(0 [pid 569] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 574 attached [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 574 [pid 574] set_robust_list(0x555555b3c660, 24 [pid 571] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 570] <... exit_group resumed>) = ? [pid 569] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 574] <... set_robust_list resumed>) = 0 [pid 571] <... bpf resumed>) = 7 [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 [pid 570] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 574] write(3, "1000", 4) = 4 [pid 574] close(3 [pid 569] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 574] <... close resumed>) = 0 [pid 574] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 571] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 575 ./strace-static-x86_64: Process 575 attached ./strace-static-x86_64: Process 576 attached [pid 574] <... bpf resumed>) = 3 [pid 571] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 576 [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 302] <... restart_syscall resumed>) = 0 [pid 574] <... bpf resumed>) = 4 [pid 574] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 574] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 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 [pid 575] set_robust_list(0x555555b3c660, 24 [pid 576] set_robust_list(0x555555b3c660, 24 [pid 575] <... set_robust_list resumed>) = 0 [pid 576] <... set_robust_list resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 575] <... prctl resumed>) = 0 [pid 576] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 577 [pid 575] setpgid(0, 0 [pid 576] setpgid(0, 0 [pid 575] <... setpgid resumed>) = 0 [pid 576] <... setpgid resumed>) = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 575] <... openat resumed>) = 3 [pid 576] <... openat resumed>) = 3 [pid 575] write(3, "1000", 4 [pid 576] write(3, "1000", 4 [pid 575] <... write resumed>) = 4 [pid 576] <... write resumed>) = 4 [pid 575] close(3 [pid 576] close(3 [pid 575] <... close resumed>) = 0 [pid 576] <... close resumed>) = 0 [pid 575] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 577 attached [pid 574] <... bpf resumed>) = 6 [pid 577] set_robust_list(0x555555b3c660, 24 [pid 576] <... bpf resumed>) = 3 [pid 574] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 577] <... set_robust_list resumed>) = 0 [pid 575] <... bpf resumed>) = 3 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 575] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 577] <... prctl resumed>) = 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 574] <... bpf resumed>) = 7 [pid 571] +++ exited with 0 +++ [pid 574] exit_group(0) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] <... bpf resumed>) = 4 [pid 575] <... bpf resumed>) = 4 [pid 576] <... bpf resumed>) = 4 [pid 574] +++ exited with 0 +++ [pid 577] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] <... bpf resumed>) = 5 [pid 575] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 576] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 577] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... restart_syscall resumed>) = 0 [pid 577] <... bpf resumed>) = 0 [pid 575] <... bpf resumed>) = 5 [pid 576] <... bpf resumed>) = 5 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 575] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 576] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 575] <... bpf resumed>) = 0 [pid 576] <... bpf resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 578 ./strace-static-x86_64: Process 579 attached [pid 577] <... bpf resumed>) = 7 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 579 [pid 577] exit_group(0 [pid 575] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 579] set_robust_list(0x555555b3c660, 24 [pid 577] <... exit_group resumed>) = ? [pid 577] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x555555b3c660, 24) = 0 [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 578] setpgid(0, 0) = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 576] <... bpf resumed>) = 6 [pid 578] write(3, "1000", 4) = 4 [pid 578] close(3) = 0 [pid 578] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 579] <... set_robust_list resumed>) = 0 [pid 575] <... bpf resumed>) = 6 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 580 [pid 576] <... bpf resumed>) = 7 [pid 576] exit_group(0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 575] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 576] <... exit_group resumed>) = ? [pid 578] <... bpf resumed>) = 3 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 578] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 576] +++ exited with 0 +++ [pid 575] <... bpf resumed>) = 7 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 578] <... bpf resumed>) = 5 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 575] exit_group(0 [pid 578] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 579] <... prctl resumed>) = 0 [pid 575] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 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 579] setpgid(0, 0 [pid 578] <... bpf resumed>) = 6 [pid 578] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 580 attached [pid 580] set_robust_list(0x555555b3c660, 24) = 0 [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 581 [pid 580] <... prctl resumed>) = 0 [pid 580] setpgid(0, 0 [pid 579] <... setpgid resumed>) = 0 [pid 580] <... setpgid resumed>) = 0 [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 580] <... openat resumed>) = 3 [pid 580] write(3, "1000", 4 [pid 579] <... openat resumed>) = 3 [pid 580] <... write resumed>) = 4 [pid 580] close(3) = 0 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 579] write(3, "1000", 4 [pid 580] <... bpf resumed>) = 3 [pid 579] <... write resumed>) = 4 [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 579] close(3) = 0 ./strace-static-x86_64: Process 581 attached [pid 580] <... bpf resumed>) = 4 [pid 578] <... bpf resumed>) = 7 [pid 580] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 578] exit_group(0 [pid 575] +++ exited with 0 +++ [pid 580] <... bpf resumed>) = 5 [pid 578] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 580] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 579] <... bpf resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted clone ...> [pid 580] <... bpf resumed>) = 0 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] <... restart_syscall resumed>) = 0 [pid 580] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [pid 581] set_robust_list(0x555555b3c660, 24 [pid 580] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 582 attached [pid 581] <... set_robust_list resumed>) = 0 [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 582 [pid 581] <... prctl resumed>) = 0 [pid 582] set_robust_list(0x555555b3c660, 24 [pid 581] setpgid(0, 0) = 0 [pid 582] <... set_robust_list resumed>) = 0 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 581] <... openat resumed>) = 3 [pid 581] write(3, "1000", 4) = 4 [pid 581] close(3) = 0 [pid 582] <... prctl resumed>) = 0 [pid 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 582] setpgid(0, 0 [pid 581] <... bpf resumed>) = 3 [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 582] <... setpgid resumed>) = 0 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 582] write(3, "1000", 4) = 4 [pid 582] close(3) = 0 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 581] <... bpf resumed>) = 4 [pid 580] <... bpf resumed>) = 7 [pid 579] <... bpf resumed>) = 4 [pid 578] +++ exited with 0 +++ [pid 582] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 581] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 580] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 579] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 582] <... bpf resumed>) = 5 [pid 581] <... bpf resumed>) = 5 [pid 580] <... exit_group resumed>) = ? [pid 579] <... bpf resumed>) = 5 [pid 582] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 581] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 582] <... bpf resumed>) = 0 [pid 581] <... 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 581] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 582] <... bpf resumed>) = 6 [pid 581] <... bpf resumed>) = 6 [pid 580] +++ exited with 0 +++ [pid 579] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 581] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 579] <... bpf resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 582] <... bpf resumed>) = 7 [pid 581] <... bpf resumed>) = 7 [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./strace-static-x86_64: Process 583 attached [pid 582] exit_group(0 [pid 581] exit_group(0 [pid 582] <... exit_group resumed>) = ? [pid 581] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 584 attached [pid 583] set_robust_list(0x555555b3c660, 24 [pid 582] +++ exited with 0 +++ [pid 579] <... bpf resumed>) = 6 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 583 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 584 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 584] set_robust_list(0x555555b3c660, 24 [pid 583] <... set_robust_list resumed>) = 0 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 584] <... set_robust_list resumed>) = 0 [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 583] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 585 attached [pid 584] <... prctl resumed>) = 0 [pid 583] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 585 [pid 584] setpgid(0, 0 [pid 583] <... setpgid resumed>) = 0 [pid 585] set_robust_list(0x555555b3c660, 24 [pid 583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 584] <... setpgid resumed>) = 0 [pid 584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 583] <... openat resumed>) = 3 [pid 585] <... set_robust_list resumed>) = 0 [pid 584] <... openat resumed>) = 3 [pid 584] write(3, "1000", 4) = 4 [pid 584] close(3) = 0 [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 584] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 583] write(3, "1000", 4 [pid 585] <... prctl resumed>) = 0 [pid 584] <... bpf resumed>) = 3 [pid 585] setpgid(0, 0 [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 583] <... write resumed>) = 4 [pid 585] <... setpgid resumed>) = 0 [pid 583] close(3 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 583] <... close resumed>) = 0 [pid 585] <... openat resumed>) = 3 [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3) = 0 [pid 585] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 583] <... bpf resumed>) = 3 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 585] <... bpf resumed>) = 4 [pid 584] <... bpf resumed>) = 4 [pid 581] +++ exited with 0 +++ [pid 579] <... bpf resumed>) = 7 [pid 583] <... bpf resumed>) = 4 [pid 585] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 584] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 585] <... bpf resumed>) = 5 [pid 584] <... bpf resumed>) = 5 [ 32.642821][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 32.654361][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 32.662151][ T293] Modules linked in: [ 32.665884][ T293] Preemption disabled at: [ 32.665893][ T293] [] is_module_text_address+0x1f/0x360 [ 32.677194][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 32.688924][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 32.698810][ T293] Call Trace: [ 32.702283][ T293] [ 32.705055][ T293] dump_stack_lvl+0x151/0x1b7 [ 32.709573][ T293] ? is_module_text_address+0x1f/0x360 [ 32.714862][ T293] ? is_module_text_address+0x1f/0x360 [ 32.720250][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 32.725543][ T293] ? is_module_text_address+0x1f/0x360 [ 32.730944][ T293] dump_stack+0x15/0x1b [ 32.734928][ T293] __schedule_bug+0x195/0x260 [ 32.739442][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 32.744741][ T293] ? percpu_counter_add_batch+0x13d/0x160 [ 32.750293][ T293] __schedule+0xcf7/0x1550 [ 32.754802][ T293] ? blkcg_maybe_throttle_current+0x17d/0xa00 [ 32.760712][ T293] ? ____fput+0x15/0x20 [ 32.764707][ T293] ? __sched_text_start+0x8/0x8 [ 32.769384][ T293] ? __blkcg_punt_bio_submit+0x180/0x180 [ 32.774851][ T293] ? unlock_page_memcg+0x160/0x160 [ 32.779901][ T293] schedule+0xc3/0x180 [ 32.783884][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 32.788931][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 32.794482][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 32.799953][ T293] do_syscall_64+0x49/0xb0 [ 32.804391][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 32.810198][ T293] RIP: 0033:0x4e65f7 [ 32.813952][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 32.833729][ T293] RSP: 002b:00007ffc4d6feb28 EFLAGS: 00000286 ORIG_RAX: 0000000000000003 [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 579] exit_group(0 [pid 585] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 584] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 585] <... bpf resumed>) = 0 [pid 584] <... bpf resumed>) = 0 [pid 579] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 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./strace-static-x86_64: Process 586 attached [pid 585] <... bpf resumed>) = 6 [pid 583] <... bpf resumed>) = 5 [pid 579] +++ exited with 0 +++ [pid 586] set_robust_list(0x555555b3c660, 24 [pid 585] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 584] <... bpf resumed>) = 6 [pid 583] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 586 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 585] <... bpf resumed>) = 7 [pid 584] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 586] <... set_robust_list resumed>) = 0 [pid 585] exit_group(0 [pid 584] <... bpf resumed>) = 7 [pid 583] <... bpf resumed>) = 0 [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 585] <... exit_group resumed>) = ? [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 586] <... prctl resumed>) = 0 [pid 585] +++ exited with 0 +++ [pid 584] exit_group(0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 586] setpgid(0, 0 [pid 584] <... exit_group resumed>) = ? [pid 583] <... bpf resumed>) = 6 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 587 attached [pid 586] <... setpgid resumed>) = 0 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 587] set_robust_list(0x555555b3c660, 24 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 587 [pid 586] <... openat resumed>) = 3 [pid 586] write(3, "1000", 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 586] <... write resumed>) = 4 [pid 586] close(3) = 0 [pid 586] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144./strace-static-x86_64: Process 588 attached [pid 587] <... set_robust_list resumed>) = 0 [pid 588] set_robust_list(0x555555b3c660, 24 [pid 586] <... bpf resumed>) = 3 [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 588 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 588] <... set_robust_list resumed>) = 0 [pid 587] <... prctl resumed>) = 0 [pid 587] setpgid(0, 0) = 0 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 587] write(3, "1000", 4) = 4 [pid 587] close(3) = 0 [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 584] +++ exited with 0 +++ [pid 583] <... bpf resumed>) = 7 [pid 587] <... bpf resumed>) = 3 [pid 586] <... bpf resumed>) = 4 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [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 583] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 587] <... bpf resumed>) = 4 [pid 586] <... bpf resumed>) = 5 [pid 583] <... exit_group resumed>) = ? [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) = 5 [pid 586] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 587] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4) = 0 [pid 586] <... 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] <... prctl resumed>) = 0 [pid 583] +++ exited with 0 +++ [pid 587] <... bpf resumed>) = 6 [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 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 588] setpgid(0, 0 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 589 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 590 ./strace-static-x86_64: Process 589 attached [pid 589] set_robust_list(0x555555b3c660, 24) = 0 [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) = 3 [pid 589] write(3, "1000", 4) = 4 [pid 589] close(3) = 0 [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 587] <... bpf resumed>) = 7 [pid 587] exit_group(0) = ? [pid 589] <... bpf resumed>) = 3 [pid 586] <... bpf resumed>) = 6 ./strace-static-x86_64: Process 590 attached [pid 590] set_robust_list(0x555555b3c660, 24) = 0 [pid 590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 586] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 590] <... prctl resumed>) = 0 [pid 590] setpgid(0, 0) = 0 [pid 590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 589] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 588] <... setpgid resumed>) = 0 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 590] <... openat resumed>) = 3 [pid 588] <... openat resumed>) = 3 [pid 588] write(3, "1000", 4 [pid 590] write(3, "1000", 4 [pid 588] <... write resumed>) = 4 [pid 588] close(3) = 0 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 590] <... write resumed>) = 4 [pid 588] <... bpf resumed>) = 3 [pid 590] close(3) = 0 [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 589] <... bpf resumed>) = 4 [pid 588] <... bpf resumed>) = 4 [pid 587] +++ exited with 0 +++ [pid 586] <... bpf resumed>) = 7 [pid 590] <... bpf resumed>) = 4 [pid 589] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=0, si_stime=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 [pid 586] exit_group(0 [pid 589] <... bpf resumed>) = 5 [pid 586] <... exit_group resumed>) = ? [pid 588] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 590] <... bpf resumed>) = 5 [pid 589] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 588] <... bpf resumed>) = 5 [pid 586] +++ exited with 0 +++ ./strace-static-x86_64: Process 591 attached [pid 590] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 589] <... bpf resumed>) = 0 [pid 588] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 590] <... bpf resumed>) = 0 [ 32.842917][ T293] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 00000000004e65f7 [ 32.850866][ T293] RDX: 00007ffc4d6feb30 RSI: 0000000000008910 RDI: 0000000000000003 [ 32.858684][ T293] RBP: 0000000000000003 R08: 00000000ffffffff R09: 000000000000000c [ 32.866493][ T293] R10: 0000000000554612 R11: 0000000000000286 R12: 00007ffc4d6feb90 [ 32.875007][ T293] R13: 00007ffc4d6feb30 R14: 0000000000423160 R15: 0000000000617180 [ 32.882998][ T293] [pid 589] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 588] <... bpf resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 591 [pid 591] set_robust_list(0x555555b3c660, 24 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 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>) = 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 589] <... bpf resumed>) = 7 [pid 588] <... bpf resumed>) = 7 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 589] exit_group(0 [pid 588] exit_group(0) = ? [pid 590] <... bpf resumed>) = 6 [pid 589] <... exit_group resumed>) = ? [pid 588] +++ exited with 0 +++ ./strace-static-x86_64: Process 592 attached [pid 592] set_robust_list(0x555555b3c660, 24) = 0 [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 592] setpgid(0, 0) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 592 [pid 591] <... set_robust_list resumed>) = 0 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 593 ./strace-static-x86_64: Process 593 attached [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 593] set_robust_list(0x555555b3c660, 24 [pid 591] <... prctl resumed>) = 0 [pid 593] <... set_robust_list resumed>) = 0 [pid 591] setpgid(0, 0) = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 591] <... openat resumed>) = 3 [pid 591] write(3, "1000", 4 [pid 593] <... prctl resumed>) = 0 [pid 592] <... openat resumed>) = 3 [pid 591] <... write resumed>) = 4 [pid 591] close(3) = 0 [pid 592] write(3, "1000", 4 [pid 591] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 593] setpgid(0, 0 [pid 592] <... write resumed>) = 4 [pid 592] close(3) = 0 [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 591] <... bpf resumed>) = 3 [pid 593] <... setpgid resumed>) = 0 [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 593] <... openat resumed>) = 3 [pid 593] write(3, "1000", 4) = 4 [pid 593] close(3) = 0 [pid 593] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4 [pid 592] <... bpf resumed>) = 4 [pid 591] <... bpf resumed>) = 4 [pid 590] <... bpf resumed>) = 7 [pid 589] +++ exited with 0 +++ [pid 593] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 592] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 591] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 590] exit_group(0 [pid 593] <... bpf resumed>) = 5 [pid 592] <... bpf resumed>) = 5 [pid 591] <... bpf resumed>) = 5 [pid 590] <... exit_group resumed>) = ? [pid 593] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 592] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 591] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 593] <... bpf resumed>) = 0 [pid 592] <... bpf resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 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>) = 0 [pid 590] +++ exited with 0 +++ ./strace-static-x86_64: Process 594 attached [pid 593] <... bpf resumed>) = 6 [pid 592] <... bpf resumed>) = 6 [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 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 594 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 594] set_robust_list(0x555555b3c660, 24 [pid 593] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 593] <... bpf resumed>) = 7 [pid 592] <... bpf resumed>) = 7 [pid 593] exit_group(0 [pid 592] exit_group(0 [pid 593] <... exit_group resumed>) = ? [pid 592] <... exit_group resumed>) = ? [pid 591] <... bpf resumed>) = 6 [pid 594] <... set_robust_list resumed>) = 0 [pid 593] +++ exited with 0 +++ [pid 591] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 594] setpgid(0, 0) = 0 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555555b3c650) = 595 [pid 594] write(3, "1000", 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 595 attached [pid 594] <... write resumed>) = 4 [pid 594] close(3) = 0 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 595] set_robust_list(0x555555b3c660, 24 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 596 [pid 595] <... set_robust_list resumed>) = 0 [pid 594] <... bpf resumed>) = 3 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16./strace-static-x86_64: Process 596 attached [pid 596] set_robust_list(0x555555b3c660, 24) = 0 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 595] <... prctl resumed>) = 0 [pid 596] <... prctl resumed>) = 0 [pid 595] setpgid(0, 0) = 0 [pid 596] setpgid(0, 0) = 0 [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 596] <... openat resumed>) = 3 [pid 596] write(3, "1000", 4 [pid 595] <... openat resumed>) = 3 [pid 595] write(3, "1000", 4 [pid 596] <... write resumed>) = 4 [pid 596] close(3) = 0 [pid 595] <... write resumed>) = 4 [pid 596] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 594] <... bpf resumed>) = 4 [pid 592] +++ exited with 0 +++ [pid 591] <... bpf resumed>) = 7 [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 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 596] <... bpf resumed>) = 3 [pid 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 594] <... bpf resumed>) = 5 [pid 591] exit_group(0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 596] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 594] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 591] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 0 [pid 596] <... bpf resumed>) = 4 [pid 595] <... bpf resumed>) = 4 [pid 594] <... bpf resumed>) = 0 [pid 596] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 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 596] <... bpf resumed>) = 5 [pid 595] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 594] <... bpf resumed>) = 6 [pid 591] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 597 attached [pid 596] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 595] <... bpf resumed>) = 5 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 597] set_robust_list(0x555555b3c660, 24 [pid 596] <... bpf resumed>) = 0 [pid 595] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 594] <... bpf resumed>) = 7 [pid 298] <... clone resumed>, child_tidptr=0x555555b3c650) = 597 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 596] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 594] exit_group(0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 597] <... set_robust_list resumed>) = 0 [pid 596] <... bpf resumed>) = 6 [pid 595] <... bpf resumed>) = 0 [pid 594] <... exit_group resumed>) = ? [pid 297] <... restart_syscall resumed>) = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 596] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [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 [pid 594] +++ exited with 0 +++ [pid 597] <... prctl resumed>) = 0 [pid 596] <... bpf resumed>) = 7 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 596] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 598 attached [pid 597] setpgid(0, 0 [pid 596] <... exit_group resumed>) = ? [pid 595] <... bpf resumed>) = 6 [pid 302] <... restart_syscall resumed>) = 0 [pid 597] <... setpgid resumed>) = 0 [pid 595] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 297] <... clone resumed>, child_tidptr=0x555555b3c650) = 598 [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 598] set_robust_list(0x555555b3c660, 24 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 599 attached [pid 598] <... set_robust_list resumed>) = 0 [pid 597] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555555b3c650) = 599 [pid 599] set_robust_list(0x555555b3c660, 24 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 597] write(3, "1000", 4 [pid 599] <... set_robust_list resumed>) = 0 [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 598] <... prctl resumed>) = 0 [pid 597] <... write resumed>) = 4 [pid 599] <... prctl resumed>) = 0 [pid 599] setpgid(0, 0 [pid 598] setpgid(0, 0 [pid 597] close(3 [pid 599] <... setpgid resumed>) = 0 [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 598] <... setpgid resumed>) = 0 [pid 597] <... close resumed>) = 0 [pid 599] <... openat resumed>) = 3 [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 599] write(3, "1000", 4) = 4 [pid 599] close(3) = 0 [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 598] <... openat resumed>) = 3 [pid 597] <... bpf resumed>) = 3 [pid 599] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 598] write(3, "1000", 4 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 598] <... write resumed>) = 4 [pid 598] close(3) = 0 [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=11, insns=0x20000380, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3 [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [pid 599] <... bpf resumed>) = 4 [pid 598] <... bpf resumed>) = 4 [pid 597] <... bpf resumed>) = 4 [pid 596] +++ exited with 0 +++ [pid 595] <... bpf resumed>) = 7 [pid 598] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_ARRAY, key_size=4, value_size=8, max_entries=1, map_flags=BPF_F_RDONLY_PROG, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [ 32.990879][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 33.002735][ T293] BUG: scheduling while atomic: strace-static-x/293/0x00000002 [ 33.010312][ T293] Modules linked in: [ 33.014028][ T293] Preemption disabled at: [ 33.014037][ T293] [] unix_create1+0x3fb/0x870 [ 33.024525][ T293] CPU: 0 PID: 293 Comm: strace-static-x Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 33.036154][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 33.046238][ T293] Call Trace: [ 33.049362][ T293] [ 33.052220][ T293] dump_stack_lvl+0x151/0x1b7 [ 33.056732][ T293] ? unix_create1+0x3fb/0x870 [ 33.061242][ T293] ? unix_create1+0x3fb/0x870 [ 33.065855][ T293] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 33.071381][ T293] ? unix_create1+0x3fb/0x870 [ 33.076347][ T293] dump_stack+0x15/0x1b [ 33.080402][ T293] __schedule_bug+0x195/0x260 [ 33.084914][ T293] ? cpu_util_update_eff+0x10e0/0x10e0 [ 33.090212][ T293] ? alloc_file_pseudo+0x280/0x2f0 [ 33.095327][ T293] __schedule+0xcf7/0x1550 [ 33.099590][ T293] ? _raw_spin_unlock+0x4c/0x70 [ 33.104272][ T293] ? __sched_text_start+0x8/0x8 [ 33.108963][ T293] ? __sys_socket+0x1f7/0x3a0 [ 33.113579][ T293] schedule+0xc3/0x180 [ 33.117474][ T293] exit_to_user_mode_loop+0x4e/0xa0 [ 33.122516][ T293] exit_to_user_mode_prepare+0x5a/0xa0 [ 33.128413][ T293] syscall_exit_to_user_mode+0x26/0x140 [ 33.133989][ T293] do_syscall_64+0x49/0xb0 [ 33.138229][ T293] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 33.143873][ T293] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 33.149707][ T293] RIP: 0033:0x4e8217 [ 33.153418][ T293] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 33.173133][ T293] RSP: 002b:00007ffc4d6feac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 33.181495][ T293] RAX: 0000000000000003 RBX: 0000000000000000 RCX: 00000000004e8217 [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 595] exit_group(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 [pid 598] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 598] <... bpf 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 599] <... bpf resumed>) = 5 [pid 597] <... bpf resumed>) = 5 [pid 595] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 599] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 597] bpf(BPF_MAP_FREEZE, {map_fd=5}, 4 [pid 595] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 599] <... bpf resumed>) = 0 [pid 597] <... bpf resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 599] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=24, insns=0x200001c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 599] <... bpf resumed>) = 6 [pid 597] <... bpf resumed>) = 6 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 599] 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 599] <... bpf resumed>) = 7 [pid 597] <... bpf resumed>) = 7 [pid 299] <... clone resumed>, child_tidptr=0x555555b3c650) = 601 [pid 599] exit_group(0 [pid 597] exit_group(0 [pid 599] <... exit_group resumed>) = ? [pid 597] <... exit_group resumed>) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 599] +++ exited with 0 +++ [ 33.189539][ T293] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 33.197351][ T293] RBP: 00007ffc4d6feb90 R08: 00000000ffffffff R09: 000000000000000c [ 33.205438][ T293] R10: 0000000000554612 R11: 0000000000000246 R12: 00007ffc4d6feb90 [ 33.213235][ T293] R13: 0000000000c06520 R14: 0000000000423160 R15: 0000000000617180 [ 33.221365][ T293] [ 33.228459][ C0] softirq: huh, entered softirq 3 NET_RX ffffffff840acf50 with preempt_count 00000103, exited with 00000102? [ 33.240474][ T598] BUG: scheduling while atomic: syz-executor249/598/0x00000002 [ 33.248088][ T598] Modules linked in: [ 33.251855][ T598] Preemption disabled at: [ 33.251865][ T598] [] is_module_text_address+0x1f/0x360 [ 33.263117][ T598] CPU: 0 PID: 598 Comm: syz-executor249 Tainted: G W 6.1.75-syzkaller-00023-gb76ed1185975 #0 [ 33.275065][ T598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 33.284954][ T598] Call Trace: [ 33.288087][ T598]