./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1540413391 <...> Warning: Permanently added '10.128.10.8' (ED25519) to the list of known hosts. execve("./syz-executor1540413391", ["./syz-executor1540413391"], 0x7ffcb9daa570 /* 10 vars */) = 0 brk(NULL) = 0x555555fbe000 brk(0x555555fbed00) = 0x555555fbed00 arch_prctl(ARCH_SET_FS, 0x555555fbe380) = 0 set_tid_address(0x555555fbe650) = 5852 set_robust_list(0x555555fbe660, 24) = 0 rseq(0x555555fbeca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1540413391", 4096) = 28 getrandom("\x2d\xc3\x0c\xf0\x59\x36\x68\x61", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555fbed00 brk(0x555555fdfd00) = 0x555555fdfd00 brk(0x555555fe0000) = 0x555555fe0000 mprotect(0x7f3bd5c7c000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5853 attached , child_tidptr=0x555555fbe650) = 5853 [pid 5853] set_robust_list(0x555555fbe660, 24) = 0 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5853] setpgid(0, 0) = 0 [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1000", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] write(1, "executing program\n", 18executing program ) = 18 [pid 5853] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5853] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5853] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [ 91.354491][ C1] hrtimer: interrupt took 37122 ns [pid 5853] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5853] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5853] exit_group(0) = ? [pid 5853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5854 attached , child_tidptr=0x555555fbe650) = 5854 [pid 5854] set_robust_list(0x555555fbe660, 24) = 0 [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5854] setpgid(0, 0) = 0 [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "1000", 4) = 4 [pid 5854] close(3) = 0 executing program [pid 5854] write(1, "executing program\n", 18) = 18 [pid 5854] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5854] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5854] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5854] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5854] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5854] exit_group(0) = ? [pid 5854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5854, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5855 attached , child_tidptr=0x555555fbe650) = 5855 [pid 5855] set_robust_list(0x555555fbe660, 24) = 0 [pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5855] setpgid(0, 0) = 0 [pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5855] write(3, "1000", 4) = 4 [pid 5855] close(3) = 0 [pid 5855] write(1, "executing program\n", 18executing program ) = 18 [pid 5855] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5855] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5855] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5855] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5855] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5855] exit_group(0) = ? [pid 5855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5855, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5856 attached , child_tidptr=0x555555fbe650) = 5856 [pid 5856] set_robust_list(0x555555fbe660, 24) = 0 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5856] setpgid(0, 0) = 0 [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5856] write(3, "1000", 4) = 4 [pid 5856] close(3) = 0 executing program [pid 5856] write(1, "executing program\n", 18) = 18 [pid 5856] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5856] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5856] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5856] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5856] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5856] exit_group(0) = ? [pid 5856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5857 attached , child_tidptr=0x555555fbe650) = 5857 [pid 5857] set_robust_list(0x555555fbe660, 24) = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5857] setpgid(0, 0) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5857] write(3, "1000", 4) = 4 [pid 5857] close(3) = 0 executing program [pid 5857] write(1, "executing program\n", 18) = 18 [pid 5857] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5857] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5857] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5857] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5857] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5857] exit_group(0) = ? [pid 5857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5858 attached , child_tidptr=0x555555fbe650) = 5858 [pid 5858] set_robust_list(0x555555fbe660, 24) = 0 [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5858] setpgid(0, 0) = 0 [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "1000", 4) = 4 [pid 5858] close(3executing program ) = 0 [pid 5858] write(1, "executing program\n", 18) = 18 [pid 5858] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5858] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5858] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5858] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5858] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5858] exit_group(0) = ? [pid 5858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555fbe650) = 5859 ./strace-static-x86_64: Process 5859 attached [pid 5859] set_robust_list(0x555555fbe660, 24) = 0 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5859] setpgid(0, 0) = 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5859] write(3, "1000", 4) = 4 [pid 5859] close(3) = 0 executing program [pid 5859] write(1, "executing program\n", 18) = 18 [pid 5859] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5859] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5859] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5859] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5859] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5859] exit_group(0) = ? [pid 5859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5860 attached , child_tidptr=0x555555fbe650) = 5860 [pid 5860] set_robust_list(0x555555fbe660, 24) = 0 [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5860] setpgid(0, 0) = 0 [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5860] write(3, "1000", 4) = 4 [pid 5860] close(3) = 0 [pid 5860] write(1, "executing program\n", 18executing program ) = 18 [pid 5860] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5860] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5860] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5860] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5860] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5860] exit_group(0) = ? [pid 5860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5861 attached , child_tidptr=0x555555fbe650) = 5861 [pid 5861] set_robust_list(0x555555fbe660, 24) = 0 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5861] setpgid(0, 0) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5861] write(3, "1000", 4) = 4 [pid 5861] close(3) = 0 [pid 5861] write(1, "executing program\n", 18executing program ) = 18 [pid 5861] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5861] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5861] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5861] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5861] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5861] exit_group(0) = ? [pid 5861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5862 attached , child_tidptr=0x555555fbe650) = 5862 [pid 5862] set_robust_list(0x555555fbe660, 24) = 0 [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5862] setpgid(0, 0) = 0 [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "1000", 4) = 4 [pid 5862] close(3executing program ) = 0 [pid 5862] write(1, "executing program\n", 18) = 18 [pid 5862] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5862] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5862] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5862] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5862] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5862] exit_group(0) = ? [pid 5862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5862, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5863 attached , child_tidptr=0x555555fbe650) = 5863 [pid 5863] set_robust_list(0x555555fbe660, 24) = 0 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5863] setpgid(0, 0) = 0 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5863] write(3, "1000", 4) = 4 [pid 5863] close(3) = 0 executing program [pid 5863] write(1, "executing program\n", 18) = 18 [pid 5863] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5863] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5863] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5863] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5863] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5863] exit_group(0) = ? [pid 5863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5865 attached , child_tidptr=0x555555fbe650) = 5865 [pid 5865] set_robust_list(0x555555fbe660, 24) = 0 [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5865] setpgid(0, 0) = 0 [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5865] write(3, "1000", 4) = 4 [pid 5865] close(3) = 0 [pid 5865] write(1, "executing program\n", 18executing program ) = 18 [pid 5865] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5865] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5865] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5865] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5865] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5865] exit_group(0) = ? [pid 5865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555fbe650) = 5866 ./strace-static-x86_64: Process 5866 attached [pid 5866] set_robust_list(0x555555fbe660, 24) = 0 [pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5866] setpgid(0, 0) = 0 [pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "1000", 4) = 4 [pid 5866] close(3) = 0 executing program [pid 5866] write(1, "executing program\n", 18) = 18 [pid 5866] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5866] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5866] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5866] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5866] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5866] exit_group(0) = ? [pid 5866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5867 attached , child_tidptr=0x555555fbe650) = 5867 [pid 5867] set_robust_list(0x555555fbe660, 24) = 0 [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5867] setpgid(0, 0) = 0 [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5867] write(3, "1000", 4) = 4 [pid 5867] close(3executing program ) = 0 [pid 5867] write(1, "executing program\n", 18) = 18 [pid 5867] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5867] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5867] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5867] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5867] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5867] exit_group(0) = ? [pid 5867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5869 attached , child_tidptr=0x555555fbe650) = 5869 [pid 5869] set_robust_list(0x555555fbe660, 24) = 0 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5869] setpgid(0, 0) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5869] write(3, "1000", 4) = 4 [pid 5869] close(3) = 0 executing program [pid 5869] write(1, "executing program\n", 18) = 18 [pid 5869] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5869] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5869] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5869] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5869] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5869] exit_group(0) = ? [pid 5869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5871 attached , child_tidptr=0x555555fbe650) = 5871 [pid 5871] set_robust_list(0x555555fbe660, 24) = 0 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5871] setpgid(0, 0) = 0 [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5871] write(3, "1000", 4) = 4 [pid 5871] close(3) = 0 executing program [pid 5871] write(1, "executing program\n", 18) = 18 [pid 5871] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5871] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5871] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5871] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5871] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5871] exit_group(0) = ? [pid 5871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5873 attached , child_tidptr=0x555555fbe650) = 5873 [pid 5873] set_robust_list(0x555555fbe660, 24) = 0 [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5873] setpgid(0, 0) = 0 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5873] write(3, "1000", 4) = 4 [pid 5873] close(3) = 0 [pid 5873] write(1, "executing program\n", 18executing program ) = 18 [pid 5873] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5873] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5873] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5873] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5873] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5873] exit_group(0) = ? [pid 5873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached , child_tidptr=0x555555fbe650) = 5875 [pid 5875] set_robust_list(0x555555fbe660, 24) = 0 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5875] setpgid(0, 0) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5875] write(3, "1000", 4) = 4 [pid 5875] close(3) = 0 executing program [pid 5875] write(1, "executing program\n", 18) = 18 [pid 5875] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5875] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5875] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5875] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5875] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5875] exit_group(0) = ? [pid 5875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached , child_tidptr=0x555555fbe650) = 5877 [pid 5877] set_robust_list(0x555555fbe660, 24) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] setpgid(0, 0) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5877] write(3, "1000", 4) = 4 [pid 5877] close(3) = 0 executing program [pid 5877] write(1, "executing program\n", 18) = 18 [pid 5877] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5877] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5877] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5877] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5877] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5877] exit_group(0) = ? [pid 5877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5878 attached , child_tidptr=0x555555fbe650) = 5878 [pid 5878] set_robust_list(0x555555fbe660, 24) = 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5878] setpgid(0, 0) = 0 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5878] write(3, "1000", 4) = 4 [pid 5878] close(3) = 0 [pid 5878] write(1, "executing program\n", 18executing program ) = 18 [pid 5878] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5878] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5878] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5878] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5878] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5878] exit_group(0) = ? [pid 5878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached , child_tidptr=0x555555fbe650) = 5879 [pid 5879] set_robust_list(0x555555fbe660, 24) = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5879] setpgid(0, 0) = 0 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5879] write(3, "1000", 4) = 4 [pid 5879] close(3) = 0 [pid 5879] write(1, "executing program\n", 18executing program ) = 18 [pid 5879] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5879] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5879] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5879] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5879] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5879] exit_group(0) = ? [pid 5879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5880 attached , child_tidptr=0x555555fbe650) = 5880 [pid 5880] set_robust_list(0x555555fbe660, 24) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] setpgid(0, 0) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5880] write(3, "1000", 4) = 4 [pid 5880] close(3) = 0 [pid 5880] write(1, "executing program\n", 18executing program ) = 18 [pid 5880] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5880] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5880] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5880] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5880] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5880] exit_group(0) = ? [pid 5880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached , child_tidptr=0x555555fbe650) = 5881 [pid 5881] set_robust_list(0x555555fbe660, 24) = 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5881] write(3, "1000", 4) = 4 [pid 5881] close(3) = 0 [pid 5881] write(1, "executing program\n", 18executing program ) = 18 [pid 5881] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5881] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5881] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [ 97.146285][ T1211] cfg80211: failed to load regulatory.db [pid 5881] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5881] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5881] exit_group(0) = ? [pid 5881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5884 attached , child_tidptr=0x555555fbe650) = 5884 [pid 5884] set_robust_list(0x555555fbe660, 24) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5884] close(3) = 0 executing program [pid 5884] write(1, "executing program\n", 18) = 18 [pid 5884] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5884] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5884] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5884] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5884] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5884] exit_group(0) = ? [pid 5884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5885 attached , child_tidptr=0x555555fbe650) = 5885 [pid 5885] set_robust_list(0x555555fbe660, 24) = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5885] setpgid(0, 0) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5885] write(3, "1000", 4) = 4 [pid 5885] close(3) = 0 executing program [pid 5885] write(1, "executing program\n", 18) = 18 [pid 5885] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5885] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5885] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5885] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5885] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5885] exit_group(0) = ? [pid 5885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5886 attached , child_tidptr=0x555555fbe650) = 5886 [pid 5886] set_robust_list(0x555555fbe660, 24) = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5886] setpgid(0, 0) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5886] write(3, "1000", 4) = 4 [pid 5886] close(3) = 0 executing program [pid 5886] write(1, "executing program\n", 18) = 18 [pid 5886] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5886] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5886] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5886] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5886] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5886] exit_group(0) = ? [pid 5886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5887 attached , child_tidptr=0x555555fbe650) = 5887 [pid 5887] set_robust_list(0x555555fbe660, 24) = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] setpgid(0, 0) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3) = 0 executing program [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5887] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5887] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5887] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5887] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5887] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5887] exit_group(0) = ? [pid 5887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5888 attached , child_tidptr=0x555555fbe650) = 5888 [pid 5888] set_robust_list(0x555555fbe660, 24) = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5888] setpgid(0, 0) = 0 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5888] write(3, "1000", 4) = 4 [pid 5888] close(3) = 0 executing program [pid 5888] write(1, "executing program\n", 18) = 18 [pid 5888] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5888] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5888] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5888] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5888] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5888] exit_group(0) = ? [pid 5888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached , child_tidptr=0x555555fbe650) = 5889 [pid 5889] set_robust_list(0x555555fbe660, 24) = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5889] setpgid(0, 0) = 0 [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5889] write(3, "1000", 4) = 4 [pid 5889] close(3) = 0 [pid 5889] write(1, "executing program\n", 18executing program ) = 18 [pid 5889] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5889] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5889] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5889] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5889] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5889] exit_group(0) = ? [pid 5889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached , child_tidptr=0x555555fbe650) = 5890 [pid 5890] set_robust_list(0x555555fbe660, 24) = 0 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5890] setpgid(0, 0) = 0 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5890] write(3, "1000", 4) = 4 [pid 5890] close(3) = 0 [pid 5890] write(1, "executing program\n", 18executing program ) = 18 [pid 5890] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5890] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5890] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5890] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5890] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5890] exit_group(0) = ? [pid 5890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5891 attached , child_tidptr=0x555555fbe650) = 5891 [pid 5891] set_robust_list(0x555555fbe660, 24) = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5891] setpgid(0, 0) = 0 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5891] write(3, "1000", 4) = 4 [pid 5891] close(3) = 0 executing program [pid 5891] write(1, "executing program\n", 18) = 18 [pid 5891] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5891] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5891] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5891] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5891] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5891] exit_group(0) = ? [pid 5891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5892 attached , child_tidptr=0x555555fbe650) = 5892 [pid 5892] set_robust_list(0x555555fbe660, 24) = 0 [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5892] setpgid(0, 0) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5892] write(3, "1000", 4) = 4 [pid 5892] close(3) = 0 [pid 5892] write(1, "executing program\n", 18executing program ) = 18 [pid 5892] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5892] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5892] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5892] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5892] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5892] exit_group(0) = ? [pid 5892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5893 attached , child_tidptr=0x555555fbe650) = 5893 [pid 5893] set_robust_list(0x555555fbe660, 24) = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5893] setpgid(0, 0) = 0 [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5893] write(3, "1000", 4) = 4 [pid 5893] close(3) = 0 [pid 5893] write(1, "executing program\n", 18executing program ) = 18 [pid 5893] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5893] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5893] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5893] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5893] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5893] exit_group(0) = ? [pid 5893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5894 attached , child_tidptr=0x555555fbe650) = 5894 [pid 5894] set_robust_list(0x555555fbe660, 24) = 0 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5894] setpgid(0, 0) = 0 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5894] write(3, "1000", 4) = 4 [pid 5894] close(3) = 0 [pid 5894] write(1, "executing program\n", 18executing program ) = 18 [pid 5894] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5894] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5894] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5894] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5894] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5894] exit_group(0) = ? [pid 5894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5895 attached , child_tidptr=0x555555fbe650) = 5895 [pid 5895] set_robust_list(0x555555fbe660, 24) = 0 [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5895] setpgid(0, 0) = 0 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5895] write(3, "1000", 4) = 4 [pid 5895] close(3) = 0 executing program [pid 5895] write(1, "executing program\n", 18) = 18 [pid 5895] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5895] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5895] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5895] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5895] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5895] exit_group(0) = ? [pid 5895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5897 attached , child_tidptr=0x555555fbe650) = 5897 [pid 5897] set_robust_list(0x555555fbe660, 24) = 0 [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5897] setpgid(0, 0) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5897] write(3, "1000", 4) = 4 [pid 5897] close(3) = 0 [pid 5897] write(1, "executing program\n", 18executing program ) = 18 [pid 5897] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5897] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5897] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5897] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5897] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5897] exit_group(0) = ? [pid 5897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5898 attached , child_tidptr=0x555555fbe650) = 5898 [pid 5898] set_robust_list(0x555555fbe660, 24) = 0 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5898] setpgid(0, 0) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5898] write(3, "1000", 4) = 4 [pid 5898] close(3) = 0 [pid 5898] write(1, "executing program\n", 18executing program ) = 18 [pid 5898] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5898] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5898] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5898] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5898] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5898] exit_group(0) = ? [pid 5898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5899 attached , child_tidptr=0x555555fbe650) = 5899 [pid 5899] set_robust_list(0x555555fbe660, 24) = 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5899] setpgid(0, 0) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5899] write(3, "1000", 4) = 4 [pid 5899] close(3) = 0 executing program [pid 5899] write(1, "executing program\n", 18) = 18 [pid 5899] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5899] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5899] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5899] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5899] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5899] exit_group(0) = ? [pid 5899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5900 attached , child_tidptr=0x555555fbe650) = 5900 [pid 5900] set_robust_list(0x555555fbe660, 24) = 0 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5900] setpgid(0, 0) = 0 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5900] write(3, "1000", 4) = 4 [pid 5900] close(3) = 0 executing program [pid 5900] write(1, "executing program\n", 18) = 18 [pid 5900] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5900] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5900] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5900] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5900] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5900] exit_group(0) = ? [pid 5900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5901 attached , child_tidptr=0x555555fbe650) = 5901 [pid 5901] set_robust_list(0x555555fbe660, 24) = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] setpgid(0, 0) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3) = 0 executing program [pid 5901] write(1, "executing program\n", 18) = 18 [pid 5901] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5901] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5901] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5901] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5901] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5901] exit_group(0) = ? [pid 5901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5902 attached , child_tidptr=0x555555fbe650) = 5902 [pid 5902] set_robust_list(0x555555fbe660, 24) = 0 [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5902] setpgid(0, 0) = 0 [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5902] write(3, "1000", 4) = 4 [pid 5902] close(3) = 0 [pid 5902] write(1, "executing program\n", 18executing program ) = 18 [pid 5902] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5902] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5902] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5902] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5902] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5902] exit_group(0) = ? [pid 5902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached , child_tidptr=0x555555fbe650) = 5903 [pid 5903] set_robust_list(0x555555fbe660, 24) = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 [pid 5903] close(3) = 0 executing program [pid 5903] write(1, "executing program\n", 18) = 18 [pid 5903] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5903] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5903] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5903] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5903] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5903] exit_group(0) = ? [pid 5903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5904 attached , child_tidptr=0x555555fbe650) = 5904 [pid 5904] set_robust_list(0x555555fbe660, 24) = 0 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5904] setpgid(0, 0) = 0 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5904] write(3, "1000", 4) = 4 [pid 5904] close(3) = 0 executing program [pid 5904] write(1, "executing program\n", 18) = 18 [pid 5904] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5904] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5904] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5904] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5904] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5904] exit_group(0) = ? [pid 5904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5905 attached , child_tidptr=0x555555fbe650) = 5905 [pid 5905] set_robust_list(0x555555fbe660, 24) = 0 [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5905] setpgid(0, 0) = 0 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5905] write(3, "1000", 4) = 4 [pid 5905] close(3) = 0 executing program [pid 5905] write(1, "executing program\n", 18) = 18 [pid 5905] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5905] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5905] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5905] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5905] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5905] exit_group(0) = ? [pid 5905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5906 attached , child_tidptr=0x555555fbe650) = 5906 [pid 5906] set_robust_list(0x555555fbe660, 24) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] setpgid(0, 0) = 0 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5906] write(3, "1000", 4) = 4 [pid 5906] close(3executing program ) = 0 [pid 5906] write(1, "executing program\n", 18) = 18 [pid 5906] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5906] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5906] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5906] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5906] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5906] exit_group(0) = ? [pid 5906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555fbe650) = 5907 ./strace-static-x86_64: Process 5907 attached [pid 5907] set_robust_list(0x555555fbe660, 24) = 0 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5907] setpgid(0, 0) = 0 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5907] write(3, "1000", 4) = 4 [pid 5907] close(3) = 0 [pid 5907] write(1, "executing program\n", 18executing program ) = 18 [pid 5907] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5907] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5907] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5907] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5907] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5907] exit_group(0) = ? [pid 5907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5908 attached , child_tidptr=0x555555fbe650) = 5908 [pid 5908] set_robust_list(0x555555fbe660, 24) = 0 [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5908] setpgid(0, 0) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5908] write(3, "1000", 4) = 4 [pid 5908] close(3) = 0 executing program [pid 5908] write(1, "executing program\n", 18) = 18 [pid 5908] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5908] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5908] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5908] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5908] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5908] exit_group(0) = ? [pid 5908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5910 attached , child_tidptr=0x555555fbe650) = 5910 [pid 5910] set_robust_list(0x555555fbe660, 24) = 0 [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5910] setpgid(0, 0) = 0 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5910] write(3, "1000", 4) = 4 [pid 5910] close(3) = 0 executing program [pid 5910] write(1, "executing program\n", 18) = 18 [pid 5910] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5910] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5910] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5910] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5910] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5910] exit_group(0) = ? [pid 5910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5911 attached , child_tidptr=0x555555fbe650) = 5911 [pid 5911] set_robust_list(0x555555fbe660, 24) = 0 [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5911] setpgid(0, 0) = 0 [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5911] write(3, "1000", 4) = 4 [pid 5911] close(3) = 0 executing program [pid 5911] write(1, "executing program\n", 18) = 18 [pid 5911] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5911] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5911] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5911] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5911] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5911] exit_group(0) = ? [pid 5911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5912 attached , child_tidptr=0x555555fbe650) = 5912 [pid 5912] set_robust_list(0x555555fbe660, 24) = 0 [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5912] setpgid(0, 0) = 0 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5912] write(3, "1000", 4) = 4 [pid 5912] close(3) = 0 executing program [pid 5912] write(1, "executing program\n", 18) = 18 [pid 5912] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5912] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5912] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5912] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5912] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5912] exit_group(0) = ? [pid 5912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5913 attached , child_tidptr=0x555555fbe650) = 5913 [pid 5913] set_robust_list(0x555555fbe660, 24) = 0 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5913] setpgid(0, 0) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5913] write(3, "1000", 4) = 4 [pid 5913] close(3) = 0 executing program [pid 5913] write(1, "executing program\n", 18) = 18 [pid 5913] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5913] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5913] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5913] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5913] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5913] exit_group(0) = ? [pid 5913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5914 attached , child_tidptr=0x555555fbe650) = 5914 [pid 5914] set_robust_list(0x555555fbe660, 24) = 0 [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5914] setpgid(0, 0) = 0 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5914] write(3, "1000", 4) = 4 [pid 5914] close(3) = 0 [pid 5914] write(1, "executing program\n", 18executing program ) = 18 [pid 5914] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5914] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5914] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5914] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5914] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5914] exit_group(0) = ? [pid 5914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5915 attached , child_tidptr=0x555555fbe650) = 5915 [pid 5915] set_robust_list(0x555555fbe660, 24) = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5915] setpgid(0, 0) = 0 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5915] write(3, "1000", 4) = 4 [pid 5915] close(3) = 0 executing program [pid 5915] write(1, "executing program\n", 18) = 18 [pid 5915] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5915] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5915] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5915] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5915] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5915] exit_group(0) = ? [pid 5915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5916 attached , child_tidptr=0x555555fbe650) = 5916 [pid 5916] set_robust_list(0x555555fbe660, 24) = 0 [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5916] setpgid(0, 0) = 0 [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5916] write(3, "1000", 4) = 4 [pid 5916] close(3) = 0 executing program [pid 5916] write(1, "executing program\n", 18) = 18 [pid 5916] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5916] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5916] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5916] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5916] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5916] exit_group(0) = ? [pid 5916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5917 attached , child_tidptr=0x555555fbe650) = 5917 [pid 5917] set_robust_list(0x555555fbe660, 24) = 0 [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5917] setpgid(0, 0) = 0 [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5917] write(3, "1000", 4) = 4 [pid 5917] close(3) = 0 executing program [pid 5917] write(1, "executing program\n", 18) = 18 [pid 5917] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5917] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5917] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5917] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5917] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5917] exit_group(0) = ? [pid 5917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5918 attached , child_tidptr=0x555555fbe650) = 5918 [pid 5918] set_robust_list(0x555555fbe660, 24) = 0 [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5918] setpgid(0, 0) = 0 [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5918] write(3, "1000", 4) = 4 [pid 5918] close(3) = 0 executing program [pid 5918] write(1, "executing program\n", 18) = 18 [pid 5918] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5918] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5918] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5918] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5918] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5918] exit_group(0) = ? [pid 5918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5919 attached , child_tidptr=0x555555fbe650) = 5919 [pid 5919] set_robust_list(0x555555fbe660, 24) = 0 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5919] setpgid(0, 0) = 0 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5919] write(3, "1000", 4) = 4 [pid 5919] close(3) = 0 executing program [pid 5919] write(1, "executing program\n", 18) = 18 [pid 5919] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5919] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5919] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5919] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5919] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5919] exit_group(0) = ? [pid 5919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5921 attached , child_tidptr=0x555555fbe650) = 5921 [pid 5921] set_robust_list(0x555555fbe660, 24) = 0 [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5921] setpgid(0, 0) = 0 [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5921] write(3, "1000", 4) = 4 [pid 5921] close(3) = 0 executing program [pid 5921] write(1, "executing program\n", 18) = 18 [pid 5921] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5921] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5921] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5921] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5921] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5921] exit_group(0) = ? [pid 5921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5922 attached , child_tidptr=0x555555fbe650) = 5922 [pid 5922] set_robust_list(0x555555fbe660, 24) = 0 [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5922] setpgid(0, 0) = 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5922] write(3, "1000", 4) = 4 [pid 5922] close(3) = 0 [pid 5922] write(1, "executing program\n", 18executing program ) = 18 [pid 5922] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5922] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5922] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5922] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5922] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5922] exit_group(0) = ? [pid 5922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5923 attached , child_tidptr=0x555555fbe650) = 5923 [pid 5923] set_robust_list(0x555555fbe660, 24) = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5923] setpgid(0, 0) = 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5923] write(3, "1000", 4) = 4 [pid 5923] close(3) = 0 executing program [pid 5923] write(1, "executing program\n", 18) = 18 [pid 5923] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5923] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5923] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5923] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5923] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5923] exit_group(0) = ? [pid 5923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5924 attached , child_tidptr=0x555555fbe650) = 5924 [pid 5924] set_robust_list(0x555555fbe660, 24) = 0 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5924] setpgid(0, 0) = 0 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5924] write(3, "1000", 4) = 4 [pid 5924] close(3) = 0 executing program [pid 5924] write(1, "executing program\n", 18) = 18 [pid 5924] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5924] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5924] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5924] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5924] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5924] exit_group(0) = ? [pid 5924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5925 attached , child_tidptr=0x555555fbe650) = 5925 [pid 5925] set_robust_list(0x555555fbe660, 24) = 0 [pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5925] setpgid(0, 0) = 0 [pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5925] write(3, "1000", 4) = 4 [pid 5925] close(3) = 0 executing program [pid 5925] write(1, "executing program\n", 18) = 18 [pid 5925] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5925] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5925] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5925] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5925] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5925] exit_group(0) = ? [pid 5925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5926 attached , child_tidptr=0x555555fbe650) = 5926 [pid 5926] set_robust_list(0x555555fbe660, 24) = 0 [pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5926] setpgid(0, 0) = 0 [pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5926] write(3, "1000", 4) = 4 [pid 5926] close(3) = 0 [pid 5926] write(1, "executing program\n", 18executing program ) = 18 [pid 5926] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5926] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5926] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5926] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5926] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5926] exit_group(0) = ? [pid 5926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5927 attached , child_tidptr=0x555555fbe650) = 5927 [pid 5927] set_robust_list(0x555555fbe660, 24) = 0 [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5927] setpgid(0, 0) = 0 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5927] write(3, "1000", 4) = 4 [pid 5927] close(3) = 0 executing program [pid 5927] write(1, "executing program\n", 18) = 18 [pid 5927] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5927] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5927] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5927] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5927] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5927] exit_group(0) = ? [pid 5927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5928 attached , child_tidptr=0x555555fbe650) = 5928 [pid 5928] set_robust_list(0x555555fbe660, 24) = 0 [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5928] setpgid(0, 0) = 0 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5928] write(3, "1000", 4) = 4 [pid 5928] close(3) = 0 executing program [pid 5928] write(1, "executing program\n", 18) = 18 [pid 5928] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5928] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5928] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5928] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5928] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5928] exit_group(0) = ? [pid 5928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5929 attached , child_tidptr=0x555555fbe650) = 5929 [pid 5929] set_robust_list(0x555555fbe660, 24) = 0 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5929] setpgid(0, 0) = 0 [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5929] write(3, "1000", 4) = 4 [pid 5929] close(3executing program ) = 0 [pid 5929] write(1, "executing program\n", 18) = 18 [pid 5929] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5929] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5929] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5929] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5929] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5929] exit_group(0) = ? [pid 5929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5930 attached , child_tidptr=0x555555fbe650) = 5930 [pid 5930] set_robust_list(0x555555fbe660, 24) = 0 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5930] setpgid(0, 0) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5930] write(3, "1000", 4) = 4 [pid 5930] close(3) = 0 [pid 5930] write(1, "executing program\n", 18executing program ) = 18 [pid 5930] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5930] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5930] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5930] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5930] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5930] exit_group(0) = ? [pid 5930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5931 attached , child_tidptr=0x555555fbe650) = 5931 [pid 5931] set_robust_list(0x555555fbe660, 24) = 0 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5931] setpgid(0, 0) = 0 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5931] write(3, "1000", 4) = 4 [pid 5931] close(3) = 0 [pid 5931] write(1, "executing program\n", 18executing program ) = 18 [pid 5931] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5931] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5931] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5931] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5931] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5931] exit_group(0) = ? [pid 5931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5933 attached , child_tidptr=0x555555fbe650) = 5933 [pid 5933] set_robust_list(0x555555fbe660, 24) = 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5933] setpgid(0, 0) = 0 [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5933] write(3, "1000", 4) = 4 [pid 5933] close(3) = 0 [pid 5933] write(1, "executing program\n", 18executing program ) = 18 [pid 5933] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5933] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5933] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5933] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5933] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5933] exit_group(0) = ? [pid 5933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5933, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5934 attached , child_tidptr=0x555555fbe650) = 5934 [pid 5934] set_robust_list(0x555555fbe660, 24) = 0 [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5934] setpgid(0, 0) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5934] write(3, "1000", 4) = 4 [pid 5934] close(3) = 0 [pid 5934] write(1, "executing program\n", 18executing program ) = 18 [pid 5934] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5934] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5934] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5934] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5934] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5934] exit_group(0) = ? [pid 5934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5935 attached , child_tidptr=0x555555fbe650) = 5935 [pid 5935] set_robust_list(0x555555fbe660, 24) = 0 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5935] setpgid(0, 0) = 0 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5935] write(3, "1000", 4) = 4 [pid 5935] close(3) = 0 executing program [pid 5935] write(1, "executing program\n", 18) = 18 [pid 5935] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5935] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5935] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5935] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5935] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5935] exit_group(0) = ? [pid 5935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5936 attached , child_tidptr=0x555555fbe650) = 5936 [pid 5936] set_robust_list(0x555555fbe660, 24) = 0 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5936] setpgid(0, 0) = 0 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5936] write(3, "1000", 4) = 4 [pid 5936] close(3) = 0 executing program [pid 5936] write(1, "executing program\n", 18) = 18 [pid 5936] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5936] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5936] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5936] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5936] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5936] exit_group(0) = ? [pid 5936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5937 attached , child_tidptr=0x555555fbe650) = 5937 [pid 5937] set_robust_list(0x555555fbe660, 24) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5937] setpgid(0, 0) = 0 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5937] write(3, "1000", 4) = 4 [pid 5937] close(3) = 0 executing program [pid 5937] write(1, "executing program\n", 18) = 18 [pid 5937] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5937] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5937] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5937] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5937] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5937] exit_group(0) = ? [pid 5937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5937, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5938 attached , child_tidptr=0x555555fbe650) = 5938 [pid 5938] set_robust_list(0x555555fbe660, 24) = 0 [pid 5938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5938] setpgid(0, 0) = 0 [pid 5938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5938] write(3, "1000", 4) = 4 [pid 5938] close(3) = 0 [pid 5938] write(1, "executing program\n", 18executing program ) = 18 [pid 5938] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5938] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5938] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5938] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5938] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5938] exit_group(0) = ? [pid 5938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5938, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5939 attached , child_tidptr=0x555555fbe650) = 5939 [pid 5939] set_robust_list(0x555555fbe660, 24) = 0 [pid 5939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5939] setpgid(0, 0) = 0 [pid 5939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5939] write(3, "1000", 4) = 4 [pid 5939] close(3) = 0 [pid 5939] write(1, "executing program\n", 18executing program ) = 18 [pid 5939] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5939] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5939] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5939] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5939] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5939] exit_group(0) = ? [pid 5939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5939, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5940 attached , child_tidptr=0x555555fbe650) = 5940 [pid 5940] set_robust_list(0x555555fbe660, 24) = 0 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5940] setpgid(0, 0) = 0 [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5940] write(3, "1000", 4) = 4 [pid 5940] close(3) = 0 [pid 5940] write(1, "executing program\n", 18executing program ) = 18 [pid 5940] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5940] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5940] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5940] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5940] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5940] exit_group(0) = ? [pid 5940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5941 attached , child_tidptr=0x555555fbe650) = 5941 [pid 5941] set_robust_list(0x555555fbe660, 24) = 0 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5941] setpgid(0, 0) = 0 [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5941] write(3, "1000", 4) = 4 [pid 5941] close(3) = 0 [pid 5941] write(1, "executing program\n", 18executing program ) = 18 [pid 5941] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5941] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5941] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5941] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5941] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5941] exit_group(0) = ? [pid 5941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5942 attached , child_tidptr=0x555555fbe650) = 5942 [pid 5942] set_robust_list(0x555555fbe660, 24) = 0 [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5942] setpgid(0, 0) = 0 [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5942] write(3, "1000", 4) = 4 [pid 5942] close(3) = 0 [pid 5942] write(1, "executing program\n", 18executing program ) = 18 [pid 5942] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5942] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5942] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5942] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5942] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5942] exit_group(0) = ? [pid 5942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5943 attached , child_tidptr=0x555555fbe650) = 5943 [pid 5943] set_robust_list(0x555555fbe660, 24) = 0 [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5943] setpgid(0, 0) = 0 [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5943] write(3, "1000", 4) = 4 [pid 5943] close(3) = 0 executing program [pid 5943] write(1, "executing program\n", 18) = 18 [pid 5943] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5943] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5943] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5943] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5943] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5943] exit_group(0) = ? [pid 5943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5944 attached , child_tidptr=0x555555fbe650) = 5944 [pid 5944] set_robust_list(0x555555fbe660, 24) = 0 [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5944] setpgid(0, 0) = 0 [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5944] write(3, "1000", 4) = 4 [pid 5944] close(3) = 0 [pid 5944] write(1, "executing program\n", 18executing program ) = 18 [pid 5944] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5944] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5944] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5944] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5944] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5944] exit_group(0) = ? [pid 5944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5946 attached , child_tidptr=0x555555fbe650) = 5946 [pid 5946] set_robust_list(0x555555fbe660, 24) = 0 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5946] setpgid(0, 0) = 0 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5946] write(3, "1000", 4) = 4 [pid 5946] close(3) = 0 executing program [pid 5946] write(1, "executing program\n", 18) = 18 [pid 5946] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5946] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5946] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5946] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5946] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5946] exit_group(0) = ? [pid 5946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached , child_tidptr=0x555555fbe650) = 5947 [pid 5947] set_robust_list(0x555555fbe660, 24) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5947] setpgid(0, 0) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3) = 0 executing program [pid 5947] write(1, "executing program\n", 18) = 18 [pid 5947] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5947] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5947] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5947] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5947] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5947] exit_group(0) = ? [pid 5947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5948 attached , child_tidptr=0x555555fbe650) = 5948 [pid 5948] set_robust_list(0x555555fbe660, 24) = 0 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5948] setpgid(0, 0) = 0 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5948] write(3, "1000", 4) = 4 [pid 5948] close(3) = 0 [pid 5948] write(1, "executing program\n", 18executing program ) = 18 [pid 5948] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5948] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5948] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5948] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5948] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5948] exit_group(0) = ? [pid 5948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5949 attached , child_tidptr=0x555555fbe650) = 5949 [pid 5949] set_robust_list(0x555555fbe660, 24) = 0 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5949] setpgid(0, 0) = 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5949] write(3, "1000", 4) = 4 [pid 5949] close(3) = 0 [pid 5949] write(1, "executing program\n", 18executing program ) = 18 [pid 5949] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5949] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5949] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5949] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5949] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5949] exit_group(0) = ? [pid 5949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5949, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5950 attached , child_tidptr=0x555555fbe650) = 5950 [pid 5950] set_robust_list(0x555555fbe660, 24) = 0 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5950] setpgid(0, 0) = 0 [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5950] write(3, "1000", 4) = 4 [pid 5950] close(3) = 0 [pid 5950] write(1, "executing program\n", 18executing program ) = 18 [pid 5950] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5950] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5950] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5950] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5950] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5950] exit_group(0) = ? [pid 5950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5950, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5951 attached , child_tidptr=0x555555fbe650) = 5951 [pid 5951] set_robust_list(0x555555fbe660, 24) = 0 [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5951] setpgid(0, 0) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5951] write(3, "1000", 4) = 4 [pid 5951] close(3) = 0 executing program [pid 5951] write(1, "executing program\n", 18) = 18 [pid 5951] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5951] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5951] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5951] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5951] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5951] exit_group(0) = ? [pid 5951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5951, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5952 attached , child_tidptr=0x555555fbe650) = 5952 [pid 5952] set_robust_list(0x555555fbe660, 24) = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5952] setpgid(0, 0) = 0 [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5952] write(3, "1000", 4) = 4 [pid 5952] close(3) = 0 executing program [pid 5952] write(1, "executing program\n", 18) = 18 [pid 5952] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5952] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5952] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5952] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5952] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5952] exit_group(0) = ? [pid 5952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5953 attached , child_tidptr=0x555555fbe650) = 5953 [pid 5953] set_robust_list(0x555555fbe660, 24) = 0 [pid 5953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5953] setpgid(0, 0) = 0 [pid 5953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5953] write(3, "1000", 4) = 4 [pid 5953] close(3) = 0 executing program [pid 5953] write(1, "executing program\n", 18) = 18 [pid 5953] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5953] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5953] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5953] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5953] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5953] exit_group(0) = ? [pid 5953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5953, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5954 attached , child_tidptr=0x555555fbe650) = 5954 [pid 5954] set_robust_list(0x555555fbe660, 24) = 0 [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5954] setpgid(0, 0) = 0 [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5954] write(3, "1000", 4) = 4 [pid 5954] close(3) = 0 executing program [pid 5954] write(1, "executing program\n", 18) = 18 [pid 5954] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5954] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5954] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5954] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5954] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5954] exit_group(0) = ? [pid 5954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5954, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5955 attached , child_tidptr=0x555555fbe650) = 5955 [pid 5955] set_robust_list(0x555555fbe660, 24) = 0 [pid 5955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5955] setpgid(0, 0) = 0 [pid 5955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5955] write(3, "1000", 4) = 4 [pid 5955] close(3) = 0 executing program [pid 5955] write(1, "executing program\n", 18) = 18 [pid 5955] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5955] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5955] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5955] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5955] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5955] exit_group(0) = ? [pid 5955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5955, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5956 attached , child_tidptr=0x555555fbe650) = 5956 [pid 5956] set_robust_list(0x555555fbe660, 24) = 0 [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5956] setpgid(0, 0) = 0 [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5956] write(3, "1000", 4) = 4 [pid 5956] close(3) = 0 [pid 5956] write(1, "executing program\n", 18executing program ) = 18 [pid 5956] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5956] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5956] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5956] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5956] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5956] exit_group(0) = ? [pid 5956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5956, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5957 attached , child_tidptr=0x555555fbe650) = 5957 [pid 5957] set_robust_list(0x555555fbe660, 24) = 0 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5957] setpgid(0, 0) = 0 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5957] write(3, "1000", 4) = 4 [pid 5957] close(3) = 0 [pid 5957] write(1, "executing program\n", 18executing program ) = 18 [pid 5957] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5957] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5957] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5957] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5957] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5957] exit_group(0) = ? [pid 5957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5959 attached , child_tidptr=0x555555fbe650) = 5959 [pid 5959] set_robust_list(0x555555fbe660, 24) = 0 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5959] setpgid(0, 0) = 0 [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5959] write(3, "1000", 4) = 4 [pid 5959] close(3) = 0 [pid 5959] write(1, "executing program\n", 18executing program ) = 18 [pid 5959] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5959] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5959] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5959] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5959] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5959] exit_group(0) = ? [pid 5959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5960 attached , child_tidptr=0x555555fbe650) = 5960 [pid 5960] set_robust_list(0x555555fbe660, 24) = 0 [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5960] setpgid(0, 0) = 0 [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5960] write(3, "1000", 4) = 4 [pid 5960] close(3executing program ) = 0 [pid 5960] write(1, "executing program\n", 18) = 18 [pid 5960] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5960] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5960] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5960] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5960] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5960] exit_group(0) = ? [pid 5960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5960, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5961 attached , child_tidptr=0x555555fbe650) = 5961 [pid 5961] set_robust_list(0x555555fbe660, 24) = 0 [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5961] setpgid(0, 0) = 0 [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5961] write(3, "1000", 4) = 4 [pid 5961] close(3) = 0 [pid 5961] write(1, "executing program\n", 18executing program ) = 18 [pid 5961] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5961] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5961] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5961] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5961] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5961] exit_group(0) = ? [pid 5961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5962 attached , child_tidptr=0x555555fbe650) = 5962 [pid 5962] set_robust_list(0x555555fbe660, 24) = 0 [pid 5962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5962] setpgid(0, 0) = 0 [pid 5962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5962] write(3, "1000", 4) = 4 [pid 5962] close(3) = 0 [pid 5962] write(1, "executing program\n", 18executing program ) = 18 [pid 5962] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5962] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5962] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5962] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5962] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5962] exit_group(0) = ? [pid 5962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5962, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5963 attached , child_tidptr=0x555555fbe650) = 5963 [pid 5963] set_robust_list(0x555555fbe660, 24) = 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5963] setpgid(0, 0) = 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5963] write(3, "1000", 4) = 4 [pid 5963] close(3) = 0 executing program [pid 5963] write(1, "executing program\n", 18) = 18 [pid 5963] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5963] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5963] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5963] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5963] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5963] exit_group(0) = ? [pid 5963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5964 attached , child_tidptr=0x555555fbe650) = 5964 [pid 5964] set_robust_list(0x555555fbe660, 24) = 0 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5964] setpgid(0, 0) = 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5964] write(3, "1000", 4) = 4 [pid 5964] close(3) = 0 executing program [pid 5964] write(1, "executing program\n", 18) = 18 [pid 5964] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5964] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5964] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5964] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5964] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5964] exit_group(0) = ? [pid 5964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5965 attached , child_tidptr=0x555555fbe650) = 5965 [pid 5965] set_robust_list(0x555555fbe660, 24) = 0 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5965] setpgid(0, 0) = 0 [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5965] write(3, "1000", 4) = 4 [pid 5965] close(3) = 0 executing program [pid 5965] write(1, "executing program\n", 18) = 18 [pid 5965] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5965] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5965] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5965] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5965] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5965] exit_group(0) = ? [pid 5965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5966 attached , child_tidptr=0x555555fbe650) = 5966 [pid 5966] set_robust_list(0x555555fbe660, 24) = 0 [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5966] setpgid(0, 0) = 0 [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5966] write(3, "1000", 4) = 4 [pid 5966] close(3) = 0 executing program [pid 5966] write(1, "executing program\n", 18) = 18 [pid 5966] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5966] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5966] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5966] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5966] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5966] exit_group(0) = ? [pid 5966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5966, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5967 attached , child_tidptr=0x555555fbe650) = 5967 [pid 5967] set_robust_list(0x555555fbe660, 24) = 0 [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5967] setpgid(0, 0) = 0 [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5967] write(3, "1000", 4) = 4 [pid 5967] close(3) = 0 executing program [pid 5967] write(1, "executing program\n", 18) = 18 [pid 5967] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5967] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5967] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5967] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5967] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5967] exit_group(0) = ? [pid 5967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5967, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5968 attached , child_tidptr=0x555555fbe650) = 5968 [pid 5968] set_robust_list(0x555555fbe660, 24) = 0 [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5968] setpgid(0, 0) = 0 [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5968] write(3, "1000", 4) = 4 [pid 5968] close(3) = 0 executing program [pid 5968] write(1, "executing program\n", 18) = 18 [pid 5968] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5968] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5968] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5968] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5968] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5968] exit_group(0) = ? [pid 5968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5969 attached , child_tidptr=0x555555fbe650) = 5969 [pid 5969] set_robust_list(0x555555fbe660, 24) = 0 [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5969] setpgid(0, 0) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5969] write(3, "1000", 4) = 4 [pid 5969] close(3) = 0 executing program [pid 5969] write(1, "executing program\n", 18) = 18 [pid 5969] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5969] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5969] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5969] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5969] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5969] exit_group(0) = ? [pid 5969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5970 attached , child_tidptr=0x555555fbe650) = 5970 [pid 5970] set_robust_list(0x555555fbe660, 24) = 0 [pid 5970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5970] setpgid(0, 0) = 0 [pid 5970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5970] write(3, "1000", 4) = 4 [pid 5970] close(3) = 0 [pid 5970] write(1, "executing program\n", 18executing program ) = 18 [pid 5970] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5970] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5970] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5970] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5970] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5970] exit_group(0) = ? [pid 5970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5970, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5972 attached , child_tidptr=0x555555fbe650) = 5972 [pid 5972] set_robust_list(0x555555fbe660, 24) = 0 [pid 5972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5972] setpgid(0, 0) = 0 [pid 5972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5972] write(3, "1000", 4) = 4 [pid 5972] close(3) = 0 executing program [pid 5972] write(1, "executing program\n", 18) = 18 [pid 5972] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5972] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5972] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5972] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5972] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5972] exit_group(0) = ? [pid 5972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5972, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5973 attached , child_tidptr=0x555555fbe650) = 5973 [pid 5973] set_robust_list(0x555555fbe660, 24) = 0 [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5973] setpgid(0, 0) = 0 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5973] write(3, "1000", 4) = 4 [pid 5973] close(3) = 0 [pid 5973] write(1, "executing program\n", 18executing program ) = 18 [pid 5973] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5973] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5973] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5973] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5973] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5973] exit_group(0) = ? [pid 5973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5974 attached , child_tidptr=0x555555fbe650) = 5974 [pid 5974] set_robust_list(0x555555fbe660, 24) = 0 [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5974] setpgid(0, 0) = 0 [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5974] write(3, "1000", 4) = 4 [pid 5974] close(3) = 0 [pid 5974] write(1, "executing program\n", 18executing program ) = 18 [pid 5974] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5974] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5974] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5974] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5974] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5974] exit_group(0) = ? [pid 5974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5975 attached , child_tidptr=0x555555fbe650) = 5975 [pid 5975] set_robust_list(0x555555fbe660, 24) = 0 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5975] setpgid(0, 0) = 0 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5975] write(3, "1000", 4) = 4 [pid 5975] close(3) = 0 executing program [pid 5975] write(1, "executing program\n", 18) = 18 [pid 5975] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5975] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5975] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5975] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5975] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5975] exit_group(0) = ? [pid 5975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5976 attached , child_tidptr=0x555555fbe650) = 5976 [pid 5976] set_robust_list(0x555555fbe660, 24) = 0 [pid 5976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5976] setpgid(0, 0) = 0 [pid 5976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5976] write(3, "1000", 4) = 4 [pid 5976] close(3) = 0 [pid 5976] write(1, "executing program\n", 18executing program ) = 18 [pid 5976] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5976] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5976] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5976] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5976] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5976] exit_group(0) = ? [pid 5976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5976, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5977 attached , child_tidptr=0x555555fbe650) = 5977 [pid 5977] set_robust_list(0x555555fbe660, 24) = 0 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5977] setpgid(0, 0) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5977] write(3, "1000", 4) = 4 [pid 5977] close(3) = 0 [pid 5977] write(1, "executing program\n", 18executing program ) = 18 [pid 5977] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5977] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5977] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5977] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5977] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5977] exit_group(0) = ? [pid 5977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5978 attached , child_tidptr=0x555555fbe650) = 5978 [pid 5978] set_robust_list(0x555555fbe660, 24) = 0 [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5978] setpgid(0, 0) = 0 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5978] write(3, "1000", 4) = 4 [pid 5978] close(3) = 0 [pid 5978] write(1, "executing program\n", 18executing program ) = 18 [pid 5978] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5978] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5978] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5978] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5978] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5978] exit_group(0) = ? [pid 5978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5979 attached , child_tidptr=0x555555fbe650) = 5979 [pid 5979] set_robust_list(0x555555fbe660, 24) = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5979] setpgid(0, 0) = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5979] write(3, "1000", 4) = 4 [pid 5979] close(3) = 0 executing program [pid 5979] write(1, "executing program\n", 18) = 18 [pid 5979] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5979] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5979] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5979] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5979] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5979] exit_group(0) = ? [pid 5979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5980 attached , child_tidptr=0x555555fbe650) = 5980 [pid 5980] set_robust_list(0x555555fbe660, 24) = 0 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5980] setpgid(0, 0) = 0 [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5980] write(3, "1000", 4) = 4 [pid 5980] close(3) = 0 executing program [pid 5980] write(1, "executing program\n", 18) = 18 [pid 5980] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5980] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5980] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5980] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5980] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5980] exit_group(0) = ? [pid 5980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5980, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5981 attached , child_tidptr=0x555555fbe650) = 5981 [pid 5981] set_robust_list(0x555555fbe660, 24) = 0 [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5981] setpgid(0, 0) = 0 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5981] write(3, "1000", 4) = 4 [pid 5981] close(3) = 0 [pid 5981] write(1, "executing program\n", 18executing program ) = 18 [pid 5981] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5981] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5981] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5981] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5981] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5981] exit_group(0) = ? [pid 5981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5982 attached , child_tidptr=0x555555fbe650) = 5982 [pid 5982] set_robust_list(0x555555fbe660, 24) = 0 [pid 5982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5982] setpgid(0, 0) = 0 [pid 5982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5982] write(3, "1000", 4) = 4 [pid 5982] close(3executing program ) = 0 [pid 5982] write(1, "executing program\n", 18) = 18 [pid 5982] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5982] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5982] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5982] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5982] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5982] exit_group(0) = ? [pid 5982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5982, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5984 attached , child_tidptr=0x555555fbe650) = 5984 [pid 5984] set_robust_list(0x555555fbe660, 24) = 0 [pid 5984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5984] setpgid(0, 0) = 0 [pid 5984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5984] write(3, "1000", 4) = 4 [pid 5984] close(3) = 0 [pid 5984] write(1, "executing program\n", 18executing program ) = 18 [pid 5984] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5984] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5984] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5984] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5984] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5984] exit_group(0) = ? [pid 5984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5984, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5985 attached , child_tidptr=0x555555fbe650) = 5985 [pid 5985] set_robust_list(0x555555fbe660, 24) = 0 [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5985] setpgid(0, 0) = 0 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5985] write(3, "1000", 4) = 4 [pid 5985] close(3) = 0 executing program [pid 5985] write(1, "executing program\n", 18) = 18 [pid 5985] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5985] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5985] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5985] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5985] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5985] exit_group(0) = ? [pid 5985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5986 attached , child_tidptr=0x555555fbe650) = 5986 [pid 5986] set_robust_list(0x555555fbe660, 24) = 0 [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5986] setpgid(0, 0) = 0 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5986] write(3, "1000", 4) = 4 [pid 5986] close(3) = 0 [pid 5986] write(1, "executing program\n", 18executing program ) = 18 [pid 5986] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5986] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5986] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5986] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5986] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5986] exit_group(0) = ? [pid 5986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5987 attached , child_tidptr=0x555555fbe650) = 5987 [pid 5987] set_robust_list(0x555555fbe660, 24) = 0 [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5987] setpgid(0, 0) = 0 [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5987] write(3, "1000", 4) = 4 [pid 5987] close(3) = 0 [pid 5987] write(1, "executing program\n", 18executing program ) = 18 [pid 5987] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5987] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5987] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5987] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5987] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5987] exit_group(0) = ? [pid 5987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5988 attached , child_tidptr=0x555555fbe650) = 5988 [pid 5988] set_robust_list(0x555555fbe660, 24) = 0 [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5988] setpgid(0, 0) = 0 [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5988] write(3, "1000", 4) = 4 [pid 5988] close(3) = 0 [pid 5988] write(1, "executing program\n", 18executing program ) = 18 [pid 5988] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5988] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5988] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5988] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5988] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5988] exit_group(0) = ? [pid 5988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5989 attached , child_tidptr=0x555555fbe650) = 5989 [pid 5989] set_robust_list(0x555555fbe660, 24) = 0 [pid 5989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5989] setpgid(0, 0) = 0 [pid 5989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5989] write(3, "1000", 4) = 4 [pid 5989] close(3) = 0 executing program [pid 5989] write(1, "executing program\n", 18) = 18 [pid 5989] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5989] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5989] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5989] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5989] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5989] exit_group(0) = ? [pid 5989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5989, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5990 attached , child_tidptr=0x555555fbe650) = 5990 [pid 5990] set_robust_list(0x555555fbe660, 24) = 0 [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5990] setpgid(0, 0) = 0 [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5990] write(3, "1000", 4) = 4 [pid 5990] close(3) = 0 [pid 5990] write(1, "executing program\n", 18executing program ) = 18 [pid 5990] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5990] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5990] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5990] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5990] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5990] exit_group(0) = ? [pid 5990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5991 attached , child_tidptr=0x555555fbe650) = 5991 [pid 5991] set_robust_list(0x555555fbe660, 24) = 0 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5991] setpgid(0, 0) = 0 [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5991] write(3, "1000", 4) = 4 [pid 5991] close(3) = 0 executing program [pid 5991] write(1, "executing program\n", 18) = 18 [pid 5991] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5991] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5991] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5991] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5991] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5991] exit_group(0) = ? [pid 5991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5991, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5992 attached , child_tidptr=0x555555fbe650) = 5992 [pid 5992] set_robust_list(0x555555fbe660, 24) = 0 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5992] setpgid(0, 0) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5992] write(3, "1000", 4) = 4 [pid 5992] close(3) = 0 executing program [pid 5992] write(1, "executing program\n", 18) = 18 [pid 5992] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5992] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5992] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5992] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5992] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5992] exit_group(0) = ? [pid 5992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555fbe650) = 5994 ./strace-static-x86_64: Process 5994 attached [pid 5994] set_robust_list(0x555555fbe660, 24) = 0 [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5994] setpgid(0, 0) = 0 [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5994] write(3, "1000", 4) = 4 [pid 5994] close(3) = 0 executing program [pid 5994] write(1, "executing program\n", 18) = 18 [pid 5994] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5994] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5994] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5994] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [pid 5994] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 24) = 7 [pid 5994] exit_group(0) = ? [pid 5994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5995 attached , child_tidptr=0x555555fbe650) = 5995 [pid 5995] set_robust_list(0x555555fbe660, 24) = 0 [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5995] setpgid(0, 0) = 0 [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5995] write(3, "1000", 4) = 4 [pid 5995] close(3) = 0 executing program [pid 5995] write(1, "executing program\n", 18) = 18 [pid 5995] perf_event_open({type=PERF_TYPE_TRACEPOINT, size=PERF_ATTR_SIZE_VER7, config=338, sample_period=4, sample_type=PERF_SAMPLE_CALLCHAIN|PERF_SAMPLE_ID|PERF_SAMPLE_RAW|PERF_SAMPLE_WEIGHT, read_format=PERF_FORMAT_TOTAL_TIME_ENABLED|PERF_FORMAT_ID|PERF_FORMAT_GROUP, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, PERF_FLAG_FD_NO_GROUP|PERF_FLAG_FD_CLOEXEC) = 3 [pid 5995] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=6, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, 0, -1, -1, 0) = 4 [pid 5995] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_STACK_TRACE, key_size=4, value_size=128, max_entries=4, map_flags=BPF_F_RDONLY|BPF_F_STACK_BUILD_ID, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 80) = 5 [pid 5995] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=8, insns=0x200000000080, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 16, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=0x2d /* BPF_??? */, prog_btf_fd=0, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 148) = 6 [ 125.835103][ C1] ================================================================== [ 125.843376][ C1] BUG: KASAN: slab-out-of-bounds in __bpf_get_stackid+0x677/0xcf0 [ 125.851500][ C1] Write of size 8 at addr ffff88802911ba58 by task syz-executor154/5995 [ 125.860023][ C1] [ 125.862405][ C1] CPU: 1 UID: 0 PID: 5995 Comm: syz-executor154 Not tainted 6.16.0-rc6-syzkaller-g5b4c54ac49af #0 PREEMPT(full) [ 125.862433][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 125.862455][ C1] Call Trace: [ 125.862466][ C1] [ 125.862476][ C1] dump_stack_lvl+0x189/0x250 [ 125.862506][ C1] ? __virt_addr_valid+0x1c8/0x5c0 [ 125.862536][ C1] ? rcu_is_watching+0x15/0xb0 [ 125.862561][ C1] ? __kasan_check_byte+0x12/0x40 [ 125.862585][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 125.862611][ C1] ? rcu_is_watching+0x15/0xb0 [ 125.862636][ C1] ? lock_release+0x4b/0x3e0 [ 125.862660][ C1] ? __virt_addr_valid+0x1c8/0x5c0 [ 125.862689][ C1] ? __virt_addr_valid+0x4a5/0x5c0 [ 125.862719][ C1] print_report+0xca/0x230 [ 125.862740][ C1] ? __bpf_get_stackid+0x677/0xcf0 [ 125.862763][ C1] kasan_report+0x118/0x150 [ 125.862788][ C1] ? __bpf_get_stackid+0x677/0xcf0 [ 125.862815][ C1] ? sysvec_apic_timer_interrupt+0xe/0xc0 [ 125.862849][ C1] __bpf_get_stackid+0x677/0xcf0 [ 125.862881][ C1] ? bpf_prog_b724608cae728045+0x27/0x2f [ 125.862905][ C1] bpf_get_stackid_raw_tp+0x196/0x210 [ 125.862939][ C1] bpf_prog_b724608cae728045+0x27/0x2f [ 125.862957][ C1] bpf_trace_run2+0x284/0x4b0 [ 125.862988][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 125.863019][ C1] ? bpf_trace_run2+0x186/0x4b0 [ 125.863051][ C1] ? __pfx_bpf_trace_run2+0x10/0x10 [ 125.863083][ C1] ? slab_free_after_rcu_debug+0x60/0x2a0 [ 125.863124][ C1] ? rcu_core+0xc34/0x1710 [ 125.863147][ C1] ? rcu_core+0xc34/0x1710 [ 125.863167][ C1] ? slab_free_after_rcu_debug+0x60/0x2a0 [ 125.863198][ C1] kfree+0x3a0/0x440 [ 125.863219][ C1] ? rcu_core+0xc34/0x1710 [ 125.863241][ C1] slab_free_after_rcu_debug+0x60/0x2a0 [ 125.863272][ C1] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 125.863303][ C1] ? rcu_core+0xc34/0x1710 [ 125.863325][ C1] rcu_core+0xca8/0x1710 [ 125.863346][ C1] ? clockevents_program_event+0x24d/0x360 [ 125.863390][ C1] ? __pfx_rcu_core+0x10/0x10 [ 125.863413][ C1] ? __irq_exit_rcu+0xd8/0x1f0 [ 125.863438][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 125.863468][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 125.863507][ C1] handle_softirqs+0x283/0x870 [ 125.863535][ C1] ? __irq_exit_rcu+0xca/0x1f0 [ 125.863563][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 125.863591][ C1] ? irqtime_account_irq+0xb6/0x1c0 [ 125.863626][ C1] __irq_exit_rcu+0xca/0x1f0 [ 125.863651][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 125.863682][ C1] irq_exit_rcu+0x9/0x30 [ 125.863705][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 125.863735][ C1] [ 125.863742][ C1] [ 125.863751][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 125.863776][ C1] RIP: 0010:__task_pid_nr_ns+0x39e/0x470 [ 125.863811][ C1] Code: 03 00 00 48 c7 c2 00 07 8a 8b e8 4d 31 11 00 48 c7 c7 a0 f0 13 8e 48 8b 34 24 e8 2d 17 11 00 e8 48 ad 1a 00 89 e8 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 bd f3 32 00 e9 [ 125.863835][ C1] RSP: 0018:ffffc9000423fba8 EFLAGS: 00000282 [ 125.863861][ C1] RAX: 000000000000176b RBX: ffff8880290adc80 RCX: cfa635889a6da400 [ 125.863875][ C1] RDX: 0000000000000002 RSI: ffffffff8db863bf RDI: ffff8880685b8000 [ 125.863890][ C1] RBP: 000000000000176b R08: 0000000000000000 R09: ffffffff818d2678 [ 125.863905][ C1] R10: ffffc9000423fc20 R11: fffff52000847f8a R12: ffff8880290add80 [ 125.863922][ C1] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 [ 125.863941][ C1] ? __task_pid_nr_ns+0x28/0x470 [ 125.863978][ C1] ? __task_pid_nr_ns+0x28/0x470 [ 125.864010][ C1] ? do_notify_parent_cldstop+0x13c/0x9a0 [ 125.864037][ C1] do_notify_parent_cldstop+0x1f2/0x9a0 [ 125.864065][ C1] ? __pfx_do_notify_parent_cldstop+0x10/0x10 [ 125.864105][ C1] ptrace_stop+0x41f/0x940 [ 125.864141][ C1] ptrace_notify+0x20f/0x2c0 [ 125.864167][ C1] ? __pfx_ptrace_notify+0x10/0x10 [ 125.864195][ C1] ? fd_install+0x97/0x540 [ 125.864223][ C1] syscall_exit_work+0xc6/0x1d0 [ 125.864247][ C1] do_syscall_64+0x2ad/0x3b0 [ 125.864279][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.864302][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 125.864325][ C1] ? clear_bhb_loop+0x60/0xb0 [ 125.864351][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.864373][ C1] RIP: 0033:0x7f3bd5c08df9 [ 125.864391][ C1] 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 [ 125.864410][ C1] RSP: 002b:00007ffe1ecd34e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 125.864432][ C1] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 00007f3bd5c08df9 [ 125.864446][ C1] RDX: 0000000000000018 RSI: 0000200000000f40 RDI: 0000000000000011 [ 125.864459][ C1] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 125.864471][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 125.864484][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 125.864507][ C1] [ 125.864515][ C1] [ 126.359355][ C1] Allocated by task 5995: [ 126.363694][ C1] kasan_save_track+0x3e/0x80 [ 126.368427][ C1] __kasan_kmalloc+0x93/0xb0 [ 126.373116][ C1] __kmalloc_node_noprof+0x276/0x4e0 [ 126.378420][ C1] bpf_map_area_alloc+0x64/0x180 [ 126.383373][ C1] prealloc_elems_and_freelist+0x86/0x1d0 [ 126.389117][ C1] stack_map_alloc+0x33f/0x4c0 [ 126.393893][ C1] map_create+0xaa0/0x1310 [ 126.398326][ C1] __sys_bpf+0x60f/0x870 [ 126.402575][ C1] __x64_sys_bpf+0x7c/0x90 [ 126.407008][ C1] do_syscall_64+0xfa/0x3b0 [ 126.411536][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 126.417454][ C1] [ 126.419789][ C1] The buggy address belongs to the object at ffff88802911b800 [ 126.419789][ C1] which belongs to the cache kmalloc-1k of size 1024 [ 126.434031][ C1] The buggy address is located 24 bytes to the right of [ 126.434031][ C1] allocated 576-byte region [ffff88802911b800, ffff88802911ba40) [ 126.448685][ C1] [ 126.451208][ C1] The buggy address belongs to the physical page: [ 126.457671][ C1] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x29118 [ 126.466632][ C1] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 126.475139][ C1] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 126.482727][ C1] page_type: f5(slab) [ 126.486731][ C1] raw: 00fff00000000040 ffff88801a441dc0 ffffea000045c800 0000000000000002 [ 126.495338][ C1] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 126.503932][ C1] head: 00fff00000000040 ffff88801a441dc0 ffffea000045c800 0000000000000002 [ 126.512713][ C1] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 126.521455][ C1] head: 00fff00000000003 ffffea0000a44601 00000000ffffffff 00000000ffffffff [ 126.530158][ C1] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 126.538852][ C1] page dumped because: kasan: bad access detected [ 126.545386][ C1] page_owner tracks the page as allocated [ 126.551114][ C1] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5520, tgid 5520 (dhcpcd-run-hook), ts 59509909150, free_ts 59461141984 [ 126.572354][ C1] post_alloc_hook+0x240/0x2a0 [ 126.577152][ C1] get_page_from_freelist+0x21e4/0x22c0 [ 126.582820][ C1] __alloc_frozen_pages_noprof+0x181/0x370 [ 126.588655][ C1] alloc_pages_mpol+0x232/0x4a0 [ 126.593543][ C1] allocate_slab+0x8a/0x3b0 [ 126.598101][ C1] ___slab_alloc+0xbfc/0x1480 [ 126.602887][ C1] __kmalloc_noprof+0x305/0x4f0 [ 126.607781][ C1] tomoyo_init_log+0x1a6e/0x1f70 [ 126.612753][ C1] tomoyo_supervisor+0x340/0x1480 [ 126.617831][ C1] tomoyo_env_perm+0x149/0x1e0 [ 126.622648][ C1] tomoyo_find_next_domain+0x15cf/0x1aa0 [ 126.628302][ C1] tomoyo_bprm_check_security+0x11c/0x180 [ 126.634043][ C1] security_bprm_check+0x89/0x270 [ 126.639088][ C1] bprm_execve+0x8ee/0x1450 [ 126.643626][ C1] do_execveat_common+0x510/0x6a0 [ 126.648792][ C1] __x64_sys_execve+0x94/0xb0 [ 126.653480][ C1] page last free pid 5519 tgid 5519 stack trace: [ 126.659926][ C1] __free_frozen_pages+0xc71/0xe70 [ 126.665157][ C1] __put_partials+0x161/0x1c0 [ 126.669867][ C1] put_cpu_partial+0x17c/0x250 [ 126.674765][ C1] __slab_free+0x2f7/0x400 [ 126.679200][ C1] qlist_free_all+0x97/0x140 [ 126.683822][ C1] kasan_quarantine_reduce+0x148/0x160 [ 126.689392][ C1] __kasan_slab_alloc+0x22/0x80 [ 126.694257][ C1] __kmalloc_noprof+0x224/0x4f0 [ 126.699203][ C1] tomoyo_supervisor+0xbd5/0x1480 [ 126.704248][ C1] tomoyo_env_perm+0x149/0x1e0 [ 126.709035][ C1] tomoyo_find_next_domain+0x15cf/0x1aa0 [ 126.714690][ C1] tomoyo_bprm_check_security+0x11c/0x180 [ 126.720435][ C1] security_bprm_check+0x89/0x270 [ 126.725474][ C1] bprm_execve+0x8ee/0x1450 [ 126.730008][ C1] do_execveat_common+0x510/0x6a0 [ 126.735070][ C1] __x64_sys_execve+0x94/0xb0 [ 126.739850][ C1] [ 126.742190][ C1] Memory state around the buggy address: [ 126.747848][ C1] ffff88802911b900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 126.755931][ C1] ffff88802911b980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 126.763999][ C1] >ffff88802911ba00: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 126.772069][ C1] ^ [ 126.779007][ C1] ffff88802911ba80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 126.787108][ C1] ffff88802911bb00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 126.795179][ C1] ================================================================== [ 126.803441][ C1] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 126.810671][ C1] CPU: 1 UID: 0 PID: 5995 Comm: syz-executor154 Not tainted 6.16.0-rc6-syzkaller-g5b4c54ac49af #0 PREEMPT(full) [ 126.822594][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 126.832768][ C1] Call Trace: [ 126.836077][ C1] [ 126.838954][ C1] dump_stack_lvl+0x99/0x250 [ 126.843584][ C1] ? __asan_memcpy+0x40/0x70 [ 126.848215][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 126.853442][ C1] ? __pfx__printk+0x10/0x10 [ 126.858076][ C1] panic+0x2db/0x790 [ 126.862000][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 126.867238][ C1] ? __pfx_panic+0x10/0x10 [ 126.871692][ C1] ? _raw_spin_unlock_irqrestore+0xa8/0x110 [ 126.877716][ C1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 126.883727][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 126.890094][ C1] ? __bpf_get_stackid+0x677/0xcf0 [ 126.895252][ C1] check_panic_on_warn+0x89/0xb0 [ 126.900238][ C1] ? __bpf_get_stackid+0x677/0xcf0 [ 126.905569][ C1] end_report+0x78/0x160 [ 126.909843][ C1] kasan_report+0x129/0x150 [ 126.914380][ C1] ? __bpf_get_stackid+0x677/0xcf0 [ 126.919522][ C1] ? sysvec_apic_timer_interrupt+0xe/0xc0 [ 126.925283][ C1] __bpf_get_stackid+0x677/0xcf0 [ 126.930259][ C1] ? bpf_prog_b724608cae728045+0x27/0x2f [ 126.935928][ C1] bpf_get_stackid_raw_tp+0x196/0x210 [ 126.941343][ C1] bpf_prog_b724608cae728045+0x27/0x2f [ 126.946818][ C1] bpf_trace_run2+0x284/0x4b0 [ 126.951548][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 126.956960][ C1] ? bpf_trace_run2+0x186/0x4b0 [ 126.961850][ C1] ? __pfx_bpf_trace_run2+0x10/0x10 [ 126.967178][ C1] ? slab_free_after_rcu_debug+0x60/0x2a0 [ 126.972937][ C1] ? rcu_core+0xc34/0x1710 [ 126.977385][ C1] ? rcu_core+0xc34/0x1710 [ 126.981817][ C1] ? slab_free_after_rcu_debug+0x60/0x2a0 [ 126.987573][ C1] kfree+0x3a0/0x440 [ 126.991568][ C1] ? rcu_core+0xc34/0x1710 [ 126.995994][ C1] slab_free_after_rcu_debug+0x60/0x2a0 [ 127.001557][ C1] ? __pfx_slab_free_after_rcu_debug+0x10/0x10 [ 127.007773][ C1] ? rcu_core+0xc34/0x1710 [ 127.012236][ C1] rcu_core+0xca8/0x1710 [ 127.016493][ C1] ? clockevents_program_event+0x24d/0x360 [ 127.022330][ C1] ? __pfx_rcu_core+0x10/0x10 [ 127.027025][ C1] ? __irq_exit_rcu+0xd8/0x1f0 [ 127.031838][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 127.037060][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 127.042305][ C1] handle_softirqs+0x283/0x870 [ 127.047181][ C1] ? __irq_exit_rcu+0xca/0x1f0 [ 127.051964][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 127.057358][ C1] ? irqtime_account_irq+0xb6/0x1c0 [ 127.062588][ C1] __irq_exit_rcu+0xca/0x1f0 [ 127.067218][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 127.072611][ C1] irq_exit_rcu+0x9/0x30 [ 127.076867][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 127.082518][ C1] [ 127.085462][ C1] [ 127.088402][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 127.094426][ C1] RIP: 0010:__task_pid_nr_ns+0x39e/0x470 [ 127.100175][ C1] Code: 03 00 00 48 c7 c2 00 07 8a 8b e8 4d 31 11 00 48 c7 c7 a0 f0 13 8e 48 8b 34 24 e8 2d 17 11 00 e8 48 ad 1a 00 89 e8 48 83 c4 08 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 bd f3 32 00 e9 [ 127.120142][ C1] RSP: 0018:ffffc9000423fba8 EFLAGS: 00000282 [ 127.126224][ C1] RAX: 000000000000176b RBX: ffff8880290adc80 RCX: cfa635889a6da400 [ 127.134207][ C1] RDX: 0000000000000002 RSI: ffffffff8db863bf RDI: ffff8880685b8000 [ 127.142192][ C1] RBP: 000000000000176b R08: 0000000000000000 R09: ffffffff818d2678 [ 127.150179][ C1] R10: ffffc9000423fc20 R11: fffff52000847f8a R12: ffff8880290add80 [ 127.158180][ C1] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 [ 127.166171][ C1] ? __task_pid_nr_ns+0x28/0x470 [ 127.171227][ C1] ? __task_pid_nr_ns+0x28/0x470 [ 127.176189][ C1] ? do_notify_parent_cldstop+0x13c/0x9a0 [ 127.182024][ C1] do_notify_parent_cldstop+0x1f2/0x9a0 [ 127.187596][ C1] ? __pfx_do_notify_parent_cldstop+0x10/0x10 [ 127.193778][ C1] ptrace_stop+0x41f/0x940 [ 127.198216][ C1] ptrace_notify+0x20f/0x2c0 [ 127.202909][ C1] ? __pfx_ptrace_notify+0x10/0x10 [ 127.208036][ C1] ? fd_install+0x97/0x540 [ 127.212476][ C1] syscall_exit_work+0xc6/0x1d0 [ 127.217349][ C1] do_syscall_64+0x2ad/0x3b0 [ 127.221963][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 127.228045][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 127.234475][ C1] ? clear_bhb_loop+0x60/0xb0 [ 127.239268][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 127.245180][ C1] RIP: 0033:0x7f3bd5c08df9 [ 127.249619][ C1] 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 [ 127.269268][ C1] RSP: 002b:00007ffe1ecd34e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 127.277699][ C1] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 00007f3bd5c08df9 [ 127.285786][ C1] RDX: 0000000000000018 RSI: 0000200000000f40 RDI: 0000000000000011 [ 127.293778][ C1] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 127.301881][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 127.309955][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 127.318039][ C1] [ 127.321346][ C1] Kernel Offset: disabled [ 127.325686][ C1] Rebooting in 86400 seconds..