./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1733014175 <...> Warning: Permanently added '10.128.0.12' (ED25519) to the list of known hosts. execve("./syz-executor1733014175", ["./syz-executor1733014175"], 0x7ffee45f51c0 /* 10 vars */) = 0 brk(NULL) = 0x55557d61a000 brk(0x55557d61ad40) = 0x55557d61ad40 arch_prctl(ARCH_SET_FS, 0x55557d61a3c0) = 0 set_tid_address(0x55557d61a690) = 5236 set_robust_list(0x55557d61a6a0, 24) = 0 rseq(0x55557d61ace0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1733014175", 4096) = 28 getrandom("\x24\x63\x7a\x9a\x15\xa1\x12\x59", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557d61ad40 brk(0x55557d63bd40) = 0x55557d63bd40 brk(0x55557d63c000) = 0x55557d63c000 mprotect(0x7f4cfc6ef000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5237 attached , child_tidptr=0x55557d61a690) = 5237 [pid 5237] set_robust_list(0x55557d61a6a0, 24 [pid 5236] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5237] <... set_robust_list resumed>) = 0 [pid 5237] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5238 attached [pid 5236] <... clone resumed>, child_tidptr=0x55557d61a690) = 5238 [pid 5238] set_robust_list(0x55557d61a6a0, 24) = 0 [pid 5236] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5239 attached [pid 5237] <... clone resumed>, child_tidptr=0x55557d61a690) = 5239 ./strace-static-x86_64: Process 5240 attached [pid 5239] set_robust_list(0x55557d61a6a0, 24 [pid 5238] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5236] <... clone resumed>, child_tidptr=0x55557d61a690) = 5240 [pid 5240] set_robust_list(0x55557d61a6a0, 24 [pid 5239] <... set_robust_list resumed>) = 0 [pid 5236] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5239] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5241 attached [pid 5240] <... set_robust_list resumed>) = 0 [pid 5239] <... prctl resumed>) = 0 [pid 5238] <... clone resumed>, child_tidptr=0x55557d61a690) = 5241 [pid 5239] setpgid(0, 0) = 0 [pid 5241] set_robust_list(0x55557d61a6a0, 24 [pid 5240] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5241] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5243 attached ./strace-static-x86_64: Process 5242 attached [pid 5236] <... clone resumed>, child_tidptr=0x55557d61a690) = 5242 [pid 5239] <... openat resumed>) = 3 [pid 5241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5236] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5243] set_robust_list(0x55557d61a6a0, 24 [pid 5242] set_robust_list(0x55557d61a6a0, 24 [pid 5241] <... prctl resumed>) = 0 [pid 5240] <... clone resumed>, child_tidptr=0x55557d61a690) = 5243 [pid 5239] write(3, "1000", 4 [pid 5243] <... set_robust_list resumed>) = 0 [pid 5242] <... set_robust_list resumed>) = 0 [pid 5241] setpgid(0, 0 [pid 5239] <... write resumed>) = 4 [pid 5243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5242] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5239] close(3) = 0 ./strace-static-x86_64: Process 5245 attached ./strace-static-x86_64: Process 5244 attached [pid 5243] <... prctl resumed>) = 0 [pid 5241] <... setpgid resumed>) = 0 [pid 5243] setpgid(0, 0 [pid 5242] <... clone resumed>, child_tidptr=0x55557d61a690) = 5245 [pid 5239] write(1, "executing program\n", 18executing program [pid 5236] <... clone resumed>, child_tidptr=0x55557d61a690) = 5244 [pid 5245] set_robust_list(0x55557d61a6a0, 24 [pid 5244] set_robust_list(0x55557d61a6a0, 24 [pid 5243] <... setpgid resumed>) = 0 [pid 5241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5239] <... write resumed>) = 18 [pid 5245] <... set_robust_list resumed>) = 0 [pid 5244] <... set_robust_list resumed>) = 0 [pid 5243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5239] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5244] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5243] <... openat resumed>) = 3 [pid 5241] <... openat resumed>) = 3 [pid 5239] <... futex resumed>) = 0 [pid 5245] <... prctl resumed>) = 0 [pid 5243] write(3, "1000", 4 [pid 5241] write(3, "1000", 4 [pid 5239] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5243] <... write resumed>) = 4 executing program [pid 5239] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5243] close(3 [pid 5239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5243] <... close resumed>) = 0 [pid 5245] setpgid(0, 0 [pid 5243] write(1, "executing program\n", 18 [pid 5239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5243] <... write resumed>) = 18 [pid 5239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5245] <... setpgid resumed>) = 0 [pid 5243] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... write resumed>) = 4 [pid 5239] <... mmap resumed>) = 0x7f4cfc605000 [pid 5243] <... futex resumed>) = 0 [pid 5243] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5239] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5243] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5243] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5239] <... mprotect resumed>) = 0 [pid 5243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5241] close(3 [pid 5239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5244] <... clone resumed>, child_tidptr=0x55557d61a690) = 5246 [pid 5241] <... close resumed>) = 0 ./strace-static-x86_64: Process 5246 attached [pid 5243] <... mmap resumed>) = 0x7f4cfc605000 executing program [pid 5241] write(1, "executing program\n", 18 [pid 5239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5246] set_robust_list(0x55557d61a6a0, 24 [pid 5243] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5241] <... write resumed>) = 18 [pid 5239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0}./strace-static-x86_64: Process 5247 attached [pid 5246] <... set_robust_list resumed>) = 0 [pid 5245] <... openat resumed>) = 3 [pid 5243] <... mprotect resumed>) = 0 [pid 5241] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5245] write(3, "1000", 4 [pid 5243] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5241] <... futex resumed>) = 0 [pid 5247] <... rseq resumed>) = 0 [pid 5246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5245] <... write resumed>) = 4 [pid 5241] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5239] <... clone3 resumed> => {parent_tid=[5247]}, 88) = 5247 [pid 5247] set_robust_list(0x7f4cfc6259a0, 24 [pid 5246] <... prctl resumed>) = 0 [pid 5245] close(3 [pid 5243] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5241] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5247] <... set_robust_list resumed>) = 0 [pid 5245] <... close resumed>) = 0 [pid 5241] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5247] rt_sigprocmask(SIG_SETMASK, [], [pid 5246] setpgid(0, 0executing program [pid 5245] write(1, "executing program\n", 18 [pid 5243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5239] rt_sigprocmask(SIG_SETMASK, [], [pid 5247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] <... write resumed>) = 18 [pid 5241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5246] <... setpgid resumed>) = 0 [pid 5247] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... mmap resumed>) = 0x7f4cfc605000 [pid 5245] <... futex resumed>) = 0 [pid 5239] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5241] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5248 attached [pid 5246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5245] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5243] <... clone3 resumed> => {parent_tid=[5248]}, 88) = 5248 [pid 5241] <... mprotect resumed>) = 0 [pid 5239] <... futex resumed>) = 1 [pid 5248] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5247] <... futex resumed>) = 0 [pid 5245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5243] rt_sigprocmask(SIG_SETMASK, [], [pid 5248] <... rseq resumed>) = 0 [pid 5243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5239] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5248] set_robust_list(0x7f4cfc6259a0, 24 [pid 5243] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... openat resumed>) = 3 [pid 5248] <... set_robust_list resumed>) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5248] rt_sigprocmask(SIG_SETMASK, [], [pid 5243] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5246] write(3, "1000", 4 [pid 5248] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5246] <... write resumed>) = 4 [pid 5245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5247] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5246] close(3 [pid 5248] <... bpf resumed>) = 3 [pid 5245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5247] <... bpf resumed>) = 3 [pid 5241] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 5248] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... close resumed>) = 0 [pid 5245] <... mmap resumed>) = 0x7f4cfc605000 [pid 5248] <... futex resumed>) = 1 [pid 5246] write(1, "executing program\n", 18 [pid 5245] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5248] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5246] <... write resumed>) = 18 [pid 5243] <... futex resumed>) = 0 [pid 5241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5246] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] <... mprotect resumed>) = 0 [pid 5243] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] <... futex resumed>) = 1 [pid 5239] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5249 attached [pid 5247] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5239] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5239] <... futex resumed>) = 0 [pid 5249] <... rseq resumed>) = 0 [pid 5247] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5239] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] set_robust_list(0x7f4cfc6259a0, 24 [pid 5247] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5246] <... futex resumed>) = 0 [pid 5243] <... futex resumed>) = 1 [pid 5248] <... futex resumed>) = 0 [pid 5246] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5243] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] <... clone3 resumed> => {parent_tid=[5249]}, 88) = 5249 [pid 5248] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5246] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5241] rt_sigprocmask(SIG_SETMASK, [], [pid 5246] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5249] <... set_robust_list resumed>) = 0 [pid 5247] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] rt_sigprocmask(SIG_SETMASK, [], [pid 5247] <... futex resumed>) = 1 [pid 5246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5239] <... futex resumed>) = 0 [pid 5249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5248] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5247] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5246] <... mmap resumed>) = 0x7f4cfc605000 [pid 5241] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5250 attached [pid 5249] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5246] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5248] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = 0 [pid 5239] <... futex resumed>) = 0 [pid 5250] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5249] <... bpf resumed>) = 3 [pid 5247] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5239] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5250] <... rseq resumed>) = 0 [pid 5249] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] <... futex resumed>) = 1 [pid 5246] <... mprotect resumed>) = 0 [pid 5245] <... clone3 resumed> => {parent_tid=[5250]}, 88) = 5250 [pid 5243] <... futex resumed>) = 0 [pid 5241] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5243] <... futex resumed>) = 0 [pid 5241] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] <... futex resumed>) = 0 [pid 5241] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5250] set_robust_list(0x7f4cfc6259a0, 24 [pid 5249] <... futex resumed>) = 1 [pid 5248] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5241] <... futex resumed>) = 0 [pid 5250] <... set_robust_list resumed>) = 0 [pid 5249] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5247] <... bpf resumed>) = 4 [pid 5246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5245] rt_sigprocmask(SIG_SETMASK, [], [pid 5241] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5250] rt_sigprocmask(SIG_SETMASK, [], [pid 5249] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5247] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] <... futex resumed>) = 1 [pid 5246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5245] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] <... bpf resumed>) = 4 [pid 5239] <... futex resumed>) = 0 [pid 5250] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5239] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5251 attached [pid 5249] <... futex resumed>) = 1 [pid 5248] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5245] <... futex resumed>) = 0 [pid 5241] <... futex resumed>) = 0 [pid 5239] <... futex resumed>) = 0 [pid 5251] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5249] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] <... futex resumed>) = 1 [pid 5243] <... futex resumed>) = 0 [pid 5245] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5250] <... bpf resumed>) = 3 [pid 5251] <... rseq resumed>) = 0 [pid 5250] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5248] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5246] <... clone3 resumed> => {parent_tid=[5251]}, 88) = 5251 [pid 5243] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = 0 [pid 5251] set_robust_list(0x7f4cfc6259a0, 24 [pid 5250] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5241] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5251] <... set_robust_list resumed>) = 0 [pid 5246] rt_sigprocmask(SIG_SETMASK, [], [pid 5243] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5251] rt_sigprocmask(SIG_SETMASK, [], [pid 5249] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5251] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] <... futex resumed>) = 0 [pid 5250] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5246] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5251] <... futex resumed>) = 0 [pid 5250] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5251] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5250] <... futex resumed>) = 0 [pid 5246] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5245] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5245] <... futex resumed>) = 0 [pid 5251] <... bpf resumed>) = 3 [pid 5245] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5251] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... bpf resumed>) = 4 [pid 5249] <... bpf resumed>) = 4 [pid 5248] <... bpf resumed>) = 5 [pid 5247] <... bpf resumed>) = 5 [pid 5251] <... futex resumed>) = 1 [pid 5246] <... futex resumed>) = 0 [pid 5247] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5246] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5246] <... futex resumed>) = 0 [pid 5251] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5250] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] <... futex resumed>) = 1 [pid 5246] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5239] <... futex resumed>) = 0 [pid 5251] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5250] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5239] exit_group(0 [pid 5251] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] <... futex resumed>) = 1 [pid 5250] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5245] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... futex resumed>) = 0 [pid 5239] <... exit_group resumed>) = ? [pid 5241] <... futex resumed>) = 0 [pid 5251] <... futex resumed>) = 1 [pid 5249] <... futex resumed>) = 1 [pid 5248] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5247] +++ exited with 0 +++ [pid 5246] <... futex resumed>) = 0 [pid 5245] <... futex resumed>) = 0 [pid 5243] exit_group(0 [pid 5241] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... bpf resumed>) = 5 [pid 5246] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... exit_group resumed>) = ? [pid 5241] <... futex resumed>) = 0 [pid 5251] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5250] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5248] <... futex resumed>) = ? [pid 5246] <... futex resumed>) = 0 [pid 5241] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5246] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5245] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5239] +++ exited with 0 +++ [pid 5245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5245] exit_group(0) = ? [pid 5237] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5250] <... futex resumed>) = ? [pid 5251] <... bpf resumed>) = 4 [pid 5237] restart_syscall(<... resuming interrupted clone ...> [pid 5251] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5251] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5246] <... futex resumed>) = 0 [pid 5246] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = 0 [pid 5246] <... futex resumed>) = 1 [pid 5251] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5246] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5237] <... restart_syscall resumed>) = 0 [pid 5237] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5252 attached , child_tidptr=0x55557d61a690) = 5252 [pid 5252] set_robust_list(0x55557d61a6a0, 24 [pid 5250] +++ exited with 0 +++ [pid 5248] +++ exited with 0 +++ [pid 5245] +++ exited with 0 +++ [pid 5243] +++ exited with 0 +++ [pid 5252] <... set_robust_list resumed>) = 0 [pid 5240] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5242] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5245, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5252] <... prctl resumed>) = 0 [pid 5252] setpgid(0, 0 [pid 5242] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5252] <... setpgid resumed>) = 0 [pid 5240] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5254 attached ) = 3 [pid 5254] set_robust_list(0x55557d61a6a0, 24 [pid 5252] write(3, "1000", 4 [pid 5254] <... set_robust_list resumed>) = 0 [pid 5252] <... write resumed>) = 4 [pid 5252] close(3 [pid 5254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5252] <... close resumed>) = 0 [pid 5242] <... clone resumed>, child_tidptr=0x55557d61a690) = 5253 ./strace-static-x86_64: Process 5253 attached [pid 5254] <... prctl resumed>) = 0 [pid 5252] write(1, "executing program\n", 18executing program [pid 5240] <... clone resumed>, child_tidptr=0x55557d61a690) = 5254 [pid 5253] set_robust_list(0x55557d61a6a0, 24 [pid 5254] setpgid(0, 0 [pid 5252] <... write resumed>) = 18 [pid 5254] <... setpgid resumed>) = 0 [pid 5252] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] <... set_robust_list resumed>) = 0 [pid 5254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5252] <... futex resumed>) = 0 [pid 5253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5252] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5253] <... prctl resumed>) = 0 [pid 5254] <... openat resumed>) = 3 [pid 5254] write(3, "1000", 4 [pid 5253] setpgid(0, 0 [pid 5252] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5251] <... bpf resumed>) = 5 [pid 5249] <... bpf resumed>) = 5 [pid 5253] <... setpgid resumed>) = 0 [pid 5252] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5249] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5254] <... write resumed>) = 4 [pid 5251] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5254] close(3 [pid 5252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5251] <... futex resumed>) = 1 [pid 5249] <... futex resumed>) = 1 [pid 5246] <... futex resumed>) = 0 [pid 5241] <... futex resumed>) = 0 [pid 5254] <... close resumed>) = 0 [pid 5251] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5246] exit_group(0 [pid 5241] exit_group(0executing program [pid 5254] write(1, "executing program\n", 18 [pid 5252] <... mmap resumed>) = 0x7f4cfc605000 [pid 5251] <... futex resumed>) = ? [pid 5246] <... exit_group resumed>) = ? [pid 5241] <... exit_group resumed>) = ? [pid 5254] <... write resumed>) = 18 [pid 5251] +++ exited with 0 +++ [pid 5253] <... openat resumed>) = 3 [pid 5254] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5249] +++ exited with 0 +++ [pid 5246] +++ exited with 0 +++ [pid 5254] <... futex resumed>) = 0 [pid 5244] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5254] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5244] restart_syscall(<... resuming interrupted clone ...> [pid 5254] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5253] write(3, "1000", 4 [pid 5252] <... mprotect resumed>) = 0 [pid 5244] <... restart_syscall resumed>) = 0 [pid 5241] +++ exited with 0 +++ [pid 5254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f4cfc605000 [pid 5254] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5253] <... write resumed>) = 4 [pid 5254] <... mprotect resumed>) = 0 [pid 5244] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5253] close(3 [pid 5252] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5238] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5253] <... close resumed>) = 0 [pid 5252] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 5253] write(1, "executing program\n", 18 [pid 5252] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0}./strace-static-x86_64: Process 5255 attached [pid 5253] <... write resumed>) = 18 [pid 5254] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5256 attached [pid 5255] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5253] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5254] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5252] <... clone3 resumed> => {parent_tid=[5255]}, 88) = 5255 [pid 5256] set_robust_list(0x55557d61a6a0, 24 [pid 5255] <... rseq resumed>) = 0 [pid 5253] <... futex resumed>) = 0 [pid 5254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5252] rt_sigprocmask(SIG_SETMASK, [], [pid 5244] <... clone resumed>, child_tidptr=0x55557d61a690) = 5256 [pid 5238] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5256] <... set_robust_list resumed>) = 0 [pid 5255] set_robust_list(0x7f4cfc6259a0, 24 [pid 5253] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5252] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5257 attached [pid 5256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5255] <... set_robust_list resumed>) = 0 [pid 5253] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5257] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5256] <... prctl resumed>) = 0 [pid 5253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5252] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] <... rseq resumed>) = 0 [pid 5256] setpgid(0, 0 [pid 5253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5257] set_robust_list(0x7f4cfc6259a0, 24 [pid 5256] <... setpgid resumed>) = 0 [pid 5255] rt_sigprocmask(SIG_SETMASK, [], [pid 5253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5252] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5258 attached [pid 5257] <... set_robust_list resumed>) = 0 [pid 5256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5253] <... mmap resumed>) = 0x7f4cfc605000 [pid 5254] <... clone3 resumed> => {parent_tid=[5257]}, 88) = 5257 [pid 5252] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5257] rt_sigprocmask(SIG_SETMASK, [], [pid 5255] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5258] set_robust_list(0x55557d61a6a0, 24 [pid 5257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5256] <... openat resumed>) = 3 [pid 5253] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5254] rt_sigprocmask(SIG_SETMASK, [], [pid 5238] <... clone resumed>, child_tidptr=0x55557d61a690) = 5258 [pid 5258] <... set_robust_list resumed>) = 0 [pid 5257] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5256] write(3, "1000", 4 [pid 5255] <... bpf resumed>) = 3 [pid 5253] <... mprotect resumed>) = 0 [pid 5254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5256] <... write resumed>) = 4 [pid 5255] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5258] <... prctl resumed>) = 0 [pid 5255] <... futex resumed>) = 1 [pid 5254] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] setpgid(0, 0 [pid 5255] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] <... futex resumed>) = 1 [pid 5258] <... setpgid resumed>) = 0 [pid 5254] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5257] <... futex resumed>) = 0 [pid 5256] close(3 [pid 5253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5252] <... futex resumed>) = 0 [pid 5258] write(3, "1000", 4 [pid 5257] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5256] <... close resumed>) = 0 [pid 5253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5252] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000executing program ./strace-static-x86_64: Process 5259 attached [pid 5258] <... write resumed>) = 4 [pid 5256] write(1, "executing program\n", 18 [pid 5255] <... futex resumed>) = 0 [pid 5252] <... futex resumed>) = 1 [pid 5259] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5258] close(3 [pid 5257] <... bpf resumed>) = 3 [pid 5255] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5253] <... clone3 resumed> => {parent_tid=[5259]}, 88) = 5259 [pid 5252] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5256] <... write resumed>) = 18 [pid 5259] <... rseq resumed>) = 0 [pid 5258] <... close resumed>) = 0 [pid 5257] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5259] set_robust_list(0x7f4cfc6259a0, 24 [pid 5258] write(1, "executing program\n", 18 [pid 5256] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5255] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] <... futex resumed>) = 1 [pid 5253] rt_sigprocmask(SIG_SETMASK, [], [pid 5254] <... futex resumed>) = 0 [pid 5259] <... set_robust_list resumed>) = 0 [pid 5258] <... write resumed>) = 18 [pid 5255] <... futex resumed>) = 1 [pid 5256] <... futex resumed>) = 0 [pid 5253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5252] <... futex resumed>) = 0 [pid 5254] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] rt_sigprocmask(SIG_SETMASK, [], [pid 5258] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5256] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5255] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5253] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5254] <... futex resumed>) = 0 [pid 5252] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5258] <... futex resumed>) = 0 [pid 5257] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5256] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5253] <... futex resumed>) = 0 [pid 5254] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5252] <... futex resumed>) = 0 [pid 5259] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5258] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5257] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5255] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5253] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5252] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5259] <... bpf resumed>) = 3 [pid 5258] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5257] <... futex resumed>) = 0 [pid 5256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5254] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5255] <... bpf resumed>) = 4 [pid 5254] <... futex resumed>) = 0 [pid 5257] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5259] <... futex resumed>) = 1 [pid 5258] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5256] <... mmap resumed>) = 0x7f4cfc605000 [pid 5255] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] <... futex resumed>) = 0 [pid 5254] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5259] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5257] <... bpf resumed>) = 4 [pid 5255] <... futex resumed>) = 1 [pid 5253] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] <... futex resumed>) = 0 [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5255] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5253] <... futex resumed>) = 0 [pid 5252] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5253] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5252] <... futex resumed>) = 0 [pid 5259] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5257] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5255] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5252] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5259] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5257] <... futex resumed>) = 1 [pid 5256] <... mprotect resumed>) = 0 [pid 5255] <... bpf resumed>) = 5 [pid 5254] <... futex resumed>) = 0 [pid 5259] <... futex resumed>) = 1 [pid 5258] <... mmap resumed>) = 0x7f4cfc605000 [pid 5254] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] mprotect(0x7f4cfc606000, 131072, PROT_READ|PROT_WRITE [pid 5254] <... futex resumed>) = 0 [pid 5258] <... mprotect resumed>) = 0 [pid 5259] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5253] <... futex resumed>) = 0 [pid 5254] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5257] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5256] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5253] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5257] <... bpf resumed>) = 5 [pid 5253] <... futex resumed>) = 0 [pid 5259] <... bpf resumed>) = 4 [pid 5258] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5257] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5255] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5259] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] <... futex resumed>) = 1 [pid 5253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5252] <... futex resumed>) = 0 [pid 5259] <... futex resumed>) = 0 [pid 5255] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5253] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] exit_group(0 [pid 5259] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5258] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5257] <... futex resumed>) = 1 [pid 5256] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5255] <... futex resumed>) = ? [pid 5253] <... futex resumed>) = 0 [pid 5254] <... futex resumed>) = 0 [pid 5252] <... exit_group resumed>) = ? [pid 5259] <... bpf resumed>) = 5 [pid 5258] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cfc625990, parent_tid=0x7f4cfc625990, exit_signal=0, stack=0x7f4cfc605000, stack_size=0x20300, tls=0x7f4cfc6256c0} [pid 5257] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5255] +++ exited with 0 +++ [pid 5253] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5254] exit_group(0 [pid 5252] +++ exited with 0 +++ ./strace-static-x86_64: Process 5260 attached [pid 5259] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] <... clone3 resumed> => {parent_tid=[5260]}, 88) = 5260 [pid 5253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 5261 attached [pid 5260] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5259] <... futex resumed>) = 0 [pid 5258] <... clone3 resumed> => {parent_tid=[5261]}, 88) = 5261 [pid 5257] <... futex resumed>) = ? [pid 5256] rt_sigprocmask(SIG_SETMASK, [], [pid 5253] exit_group(0 [pid 5254] <... exit_group resumed>) = ? [pid 5237] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5252, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5261] rseq(0x7f4cfc625fe0, 0x20, 0, 0x53053053 [pid 5260] <... rseq resumed>) = 0 [pid 5258] rt_sigprocmask(SIG_SETMASK, [], [pid 5257] +++ exited with 0 +++ [pid 5256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5253] <... exit_group resumed>) = ? [pid 5261] <... rseq resumed>) = 0 [pid 5260] set_robust_list(0x7f4cfc6259a0, 24 [pid 5259] +++ exited with 0 +++ [pid 5258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5256] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] restart_syscall(<... resuming interrupted clone ...> [pid 5261] set_robust_list(0x7f4cfc6259a0, 24 [pid 5260] <... set_robust_list resumed>) = 0 [pid 5258] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] <... futex resumed>) = 0 [pid 5261] <... set_robust_list resumed>) = 0 [pid 5260] rt_sigprocmask(SIG_SETMASK, [], [pid 5258] <... futex resumed>) = 0 [pid 5256] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5237] <... restart_syscall resumed>) = 0 [pid 5261] rt_sigprocmask(SIG_SETMASK, [], [pid 5260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5258] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5260] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5261] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_RINGBUF, key_size=0, value_size=0, max_entries=32768, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 5260] <... bpf resumed>) = 3 [pid 5237] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5260] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = 1 [pid 5261] <... futex resumed>) = 1 [pid 5260] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] <... futex resumed>) = 0 [pid 5256] <... futex resumed>) = 0 [pid 5261] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... futex resumed>) = 0 [pid 5256] <... futex resumed>) = 1 [pid 5258] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5256] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5260] <... futex resumed>) = 0 [pid 5261] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5260] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000240, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 5262 attached [pid 5261] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5260] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5261] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = 1 [pid 5260] <... futex resumed>) = 1 [pid 5258] <... futex resumed>) = 0 [pid 5256] <... futex resumed>) = 0 [pid 5262] set_robust_list(0x55557d61a6a0, 24 [pid 5261] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5256] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] <... clone resumed>, child_tidptr=0x55557d61a690) = 5262 [pid 5256] <... futex resumed>) = 0 [pid 5260] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5262] <... set_robust_list resumed>) = 0 [pid 5260] <... bpf resumed>) = 4 [pid 5258] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5253] +++ exited with 0 +++ [pid 5254] +++ exited with 0 +++ [pid 5242] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5261] <... futex resumed>) = 0 [pid 5260] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... futex resumed>) = 1 [pid 5262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5240] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5261] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000240, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5260] <... futex resumed>) = 1 [pid 5258] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5256] <... futex resumed>) = 0 [pid 5262] <... prctl resumed>) = 0 [pid 5240] restart_syscall(<... resuming interrupted clone ...> [pid 5261] <... bpf resumed>) = 4 [pid 5260] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5256] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] setpgid(0, 0 [pid 5256] <... futex resumed>) = 0 [pid 5260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5262] <... setpgid resumed>) = 0 [pid 5260] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5256] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5261] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5261] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5258] <... futex resumed>) = 0 [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5258] futex(0x7f4cfc6f5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="mmap_lock_acquire_returned", prog_fd=4}}, 16 [pid 5258] <... futex resumed>) = 0 [pid 5262] <... openat resumed>) = 3 [pid 5258] futex(0x7f4cfc6f532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5262] write(3, "1000", 4) = 4 [pid 5262] close(3) = 0 [pid 5262] write(1, "executing program\n", 18executing program [pid 5261] <... bpf resumed>) = 5 [pid 5260] <... bpf resumed>) = 5 [pid 5240] <... restart_syscall resumed>) = 0 [pid 5262] <... write resumed>) = 18 [pid 5261] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = 1 [pid 5260] futex(0x7f4cfc6f532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... futex resumed>) = 0 [pid 5262] <... futex resumed>) = 0 [pid 5261] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5260] <... futex resumed>) = 1 [pid 5258] exit_group(0 [pid 5256] <... futex resumed>) = 0 [pid 5262] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cfc691710, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cfc682d90}, [pid 5261] <... futex resumed>) = ? [pid 5260] futex(0x7f4cfc6f5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5256] exit_group(0 [pid 5258] <... exit_group resumed>) = ? [pid 5240] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5262] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5261] +++ exited with 0 +++ [pid 5260] <... futex resumed>) = ? [pid 5256] <... exit_group resumed>) = ? [pid 5262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5260] +++ exited with 0 +++ [pid 5262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5263 attached [pid 5258] +++ exited with 0 +++ [pid 5256] +++ exited with 0 +++ [pid 5242] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5263] set_robust_list(0x55557d61a6a0, 24