./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3795066135 <...> Warning: Permanently added '10.128.1.78' (ED25519) to the list of known hosts. execve("./syz-executor3795066135", ["./syz-executor3795066135"], 0x7ffe3240b040 /* 10 vars */) = 0 brk(NULL) = 0x555566ac7000 brk(0x555566ac7d40) = 0x555566ac7d40 arch_prctl(ARCH_SET_FS, 0x555566ac73c0) = 0 set_tid_address(0x555566ac7690) = 5836 set_robust_list(0x555566ac76a0, 24) = 0 rseq(0x555566ac7ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3795066135", 4096) = 28 getrandom("\xfb\x56\x6f\x9e\x59\x24\x0a\x5a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555566ac7d40 brk(0x555566ae8d40) = 0x555566ae8d40 brk(0x555566ae9000) = 0x555566ae9000 mprotect(0x7fb84f2f0000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555566ac7690) = 5837 ./strace-static-x86_64: Process 5837 attached [pid 5836] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] set_robust_list(0x555566ac76a0, 24 [pid 5836] write(3, "10000000000", 11 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] <... write resumed>) = 11 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "20", 2) = 2 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "100", 3) = 3 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "7 4 1 3", 7) = 7 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "5837", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] kill(5837, SIGKILL) = 0 [pid 5837] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5837, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5838 attached , child_tidptr=0x555566ac7690) = 5838 [pid 5838] set_robust_list(0x555566ac76a0, 24) = 0 [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] mkdir("./syzkaller.pUBxfF", 0700./strace-static-x86_64: Process 5839 attached [pid 5839] set_robust_list(0x555566ac76a0, 24 [pid 5836] <... clone resumed>, child_tidptr=0x555566ac7690) = 5839 [pid 5839] <... set_robust_list resumed>) = 0 [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] mkdir("./syzkaller.n7Wy1a", 0700 [pid 5838] <... mkdir resumed>) = 0 [pid 5838] chmod("./syzkaller.pUBxfF", 0777) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] chdir("./syzkaller.pUBxfF"./strace-static-x86_64: Process 5840 attached [pid 5839] chmod("./syzkaller.n7Wy1a", 0777 [pid 5838] <... chdir resumed>) = 0 [pid 5840] set_robust_list(0x555566ac76a0, 24 [pid 5839] <... chmod resumed>) = 0 [pid 5836] <... clone resumed>, child_tidptr=0x555566ac7690) = 5840 [pid 5840] <... set_robust_list resumed>) = 0 [pid 5839] chdir("./syzkaller.n7Wy1a" [pid 5838] mkdir("./0", 0777 [pid 5840] mkdir("./syzkaller.rpbysx", 0700 [pid 5839] <... chdir resumed>) = 0 [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... mkdir resumed>) = 0 [pid 5839] mkdir("./0", 0777 [pid 5838] <... mkdir resumed>) = 0 [pid 5840] chmod("./syzkaller.rpbysx", 0777./strace-static-x86_64: Process 5841 attached ) = 0 [pid 5836] <... clone resumed>, child_tidptr=0x555566ac7690) = 5841 [pid 5841] set_robust_list(0x555566ac76a0, 24 [pid 5840] chdir("./syzkaller.rpbysx" [pid 5839] <... mkdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5843 attached ./strace-static-x86_64: Process 5842 attached [pid 5841] <... set_robust_list resumed>) = 0 [pid 5840] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5844 attached [pid 5842] set_robust_list(0x555566ac76a0, 24 [pid 5841] mkdir("./syzkaller.IBHMkv", 0700 [pid 5836] <... clone resumed>, child_tidptr=0x555566ac7690) = 5844 [pid 5842] <... set_robust_list resumed>) = 0 [pid 5840] mkdir("./0", 0777 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5842 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5843 [pid 5844] set_robust_list(0x555566ac76a0, 24 [pid 5843] set_robust_list(0x555566ac76a0, 24 [pid 5842] chdir("./0" [pid 5844] <... set_robust_list resumed>) = 0 [pid 5844] mkdir("./syzkaller.Y9cJ1P", 0700 [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] <... chdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5842] setpgid(0, 0) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5843] chdir("./0" [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] chmod("./syzkaller.IBHMkv", 0777 [pid 5840] <... mkdir resumed>) = 0 [pid 5843] <... chdir resumed>) = 0 [pid 5844] chmod("./syzkaller.Y9cJ1P", 0777 [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] <... openat resumed>) = 3 [pid 5841] <... chmod resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... chmod resumed>) = 0 [pid 5843] <... prctl resumed>) = 0 [pid 5844] chdir("./syzkaller.Y9cJ1P" [pid 5843] setpgid(0, 0 [pid 5842] write(3, "1000", 4 [pid 5841] chdir("./syzkaller.IBHMkv" [pid 5844] <... chdir resumed>) = 0 [pid 5843] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5845 attached [pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5845 [pid 5845] set_robust_list(0x555566ac76a0, 24 [pid 5844] mkdir("./0", 0777 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... write resumed>) = 4 [pid 5841] <... chdir resumed>) = 0 [pid 5845] <... set_robust_list resumed>) = 0 [pid 5842] close(3 [pid 5845] chdir("./0" [pid 5843] write(3, "1000", 4 [pid 5841] mkdir("./0", 0777 [pid 5845] <... chdir resumed>) = 0 [pid 5843] <... write resumed>) = 4 [pid 5845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... mkdir resumed>) = 0 [pid 5843] close(3 [pid 5845] <... prctl resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5845] setpgid(0, 0 [pid 5843] symlink("/dev/binderfs", "./binderfs" [pid 5845] <... setpgid resumed>) = 0 [pid 5843] <... symlink resumed>) = 0 [pid 5845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5843] write(1, "executing program\n", 18 executing program [pid 5842] symlink("/dev/binderfs", "./binderfs" [pid 5845] <... openat resumed>) = 3 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... mkdir resumed>) = 0 [pid 5845] write(3, "1000", 4 [pid 5843] <... write resumed>) = 18 [pid 5845] <... write resumed>) = 4 [pid 5843] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... symlink resumed>) = 0 [pid 5845] close(3 [pid 5843] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5846 attached [pid 5845] <... close resumed>) = 0 [pid 5843] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5842] write(1, "executing program\n", 18 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5846] set_robust_list(0x555566ac76a0, 24 [pid 5845] symlink("/dev/binderfs", "./binderfs" [pid 5843] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... set_robust_list resumed>) = 0 [pid 5845] <... symlink resumed>) = 0 [pid 5843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] chdir("./0" [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5846] <... chdir resumed>) = 0 [pid 5845] write(1, "executing program\n", 18 [pid 5843] <... mmap resumed>) = 0x7fb84f206000 ./strace-static-x86_64: Process 5847 attached executing program [pid 5846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] <... write resumed>) = 18 [pid 5846] <... prctl resumed>) = 0 [pid 5845] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] setpgid(0, 0 [pid 5845] <... futex resumed>) = 0 [pid 5843] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5846] <... setpgid resumed>) = 0 [pid 5845] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5843] <... mprotect resumed>) = 0 executing program [pid 5846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] set_robust_list(0x555566ac76a0, 24 [pid 5845] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5846 [pid 5843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5842] <... write resumed>) = 18 [pid 5847] <... set_robust_list resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5845] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5842] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5847 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5847] chdir("./0" [pid 5846] write(3, "1000", 4 [pid 5845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5842] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, ./strace-static-x86_64: Process 5848 attached [pid 5847] <... chdir resumed>) = 0 [pid 5846] <... write resumed>) = 4 [pid 5845] <... mmap resumed>) = 0x7fb84f206000 [pid 5842] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5846] close(3 [pid 5845] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5843] <... clone3 resumed> => {parent_tid=[5848]}, 88) = 5848 [pid 5842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... rseq resumed>) = 0 [pid 5847] <... prctl resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5845] <... mprotect resumed>) = 0 [pid 5846] symlink("/dev/binderfs", "./binderfs" [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] set_robust_list(0x7fb84f2269a0, 24 [pid 5847] setpgid(0, 0 [pid 5846] <... symlink resumed>) = 0 [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... set_robust_list resumed>) = 0 [pid 5847] <... setpgid resumed>) = 0 [pid 5845] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] <... mmap resumed>) = 0x7fb84f206000 [pid 5843] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] write(1, "executing program\n", 18 [pid 5845] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5842] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5846] <... write resumed>) = 18 [pid 5845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5843] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5849 attached [pid 5848] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5847] <... openat resumed>) = 3 [pid 5846] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... mprotect resumed>) = 0 [pid 5849] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5846] <... futex resumed>) = 0 [pid 5845] <... clone3 resumed> => {parent_tid=[5849]}, 88) = 5849 [pid 5849] <... rseq resumed>) = 0 [pid 5846] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5845] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] set_robust_list(0x7fb84f2269a0, 24 [pid 5848] <... openat resumed>) = 3 [pid 5847] write(3, "1000", 4 [pid 5846] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5846] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5845] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5846] <... mmap resumed>) = 0x7fb84f206000 [pid 5845] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... openat resumed>) = 3 [pid 5846] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5847] <... write resumed>) = 4 [pid 5842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] close(3 [pid 5842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5848] <... futex resumed>) = 1 [pid 5847] <... close resumed>) = 0 [pid 5849] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... mprotect resumed>) = 0 [pid 5843] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5850 attached [pid 5849] <... futex resumed>) = 1 [pid 5848] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] symlink("/dev/binderfs", "./binderfs" [pid 5846] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5845] <... futex resumed>) = 0 [pid 5843] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5849] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] <... futex resumed>) = 0 [pid 5850] <... rseq resumed>) = 0 [pid 5846] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5845] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] set_robust_list(0x7fb84f2269a0, 24 [pid 5849] <... futex resumed>) = 0 [pid 5848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] <... symlink resumed>) = 0 [pid 5846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5845] <... futex resumed>) = 1 [pid 5842] <... clone3 resumed> => {parent_tid=[5850]}, 88) = 5850 ./strace-static-x86_64: Process 5851 attached [pid 5850] <... set_robust_list resumed>) = 0 [pid 5849] dup(3 [pid 5848] dup(3 [pid 5847] write(1, "executing program\n", 18executing program [pid 5845] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5850] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... dup resumed>) = 4 [pid 5848] <... dup resumed>) = 4 [pid 5847] <... write resumed>) = 18 [pid 5846] <... clone3 resumed> => {parent_tid=[5851]}, 88) = 5851 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... rseq resumed>) = 0 [pid 5850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] set_robust_list(0x7fb84f2269a0, 24 [pid 5850] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5849] <... futex resumed>) = 1 [pid 5848] <... futex resumed>) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5848] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5846] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5846] <... futex resumed>) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... futex resumed>) = 0 [pid 5848] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5846] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5842] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5850] dup(3) = 4 [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5850] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... mmap resumed>) = 0x7fb84f206000 [pid 5842] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... openat resumed>) = 3 [pid 5847] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5851] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... mprotect resumed>) = 0 [pid 5842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] <... futex resumed>) = 1 [pid 5847] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] <... futex resumed>) = 0 [pid 5842] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... futex resumed>) = 0 [pid 5847] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 1 [pid 5850] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5846] <... futex resumed>) = 0 [pid 5851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5846] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5842] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] dup(3 [pid 5847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5852 attached [pid 5851] <... dup resumed>) = 4 [pid 5851] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5847] <... clone3 resumed> => {parent_tid=[5852]}, 88) = 5852 [pid 5851] <... futex resumed>) = 1 [pid 5847] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... rseq resumed>) = 0 [pid 5851] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... futex resumed>) = 0 [pid 5852] set_robust_list(0x7fb84f2269a0, 24 [pid 5847] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5847] <... futex resumed>) = 0 [pid 5846] <... futex resumed>) = 1 [pid 5851] <... futex resumed>) = 0 [pid 5847] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5852] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5852] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5852] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... futex resumed>) = 0 [pid 5847] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 1 [pid 5847] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] dup(3) = 4 [pid 5852] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5852] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5847] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5843] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5847] <... futex resumed>) = 0 [pid 5845] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5842] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5842] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5853 attached [pid 5853] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5845] <... futex resumed>) = 0 [pid 5843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] <... clone3 resumed> => {parent_tid=[5853]}, 88) = 5853 [pid 5853] <... rseq resumed>) = 0 [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5843] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5853] set_robust_list(0x7fb84f2059a0, 24 [pid 5845] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5843] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5853] <... set_robust_list resumed>) = 0 [pid 5845] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5843] <... mprotect resumed>) = 0 [pid 5842] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5845] <... mprotect resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5842] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5846] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] <... futex resumed>) = 0 [pid 5846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5845] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5846] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5854 attached [pid 5846] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5855 attached ) = 0 [pid 5845] <... clone3 resumed> => {parent_tid=[5855]}, 88) = 5855 [pid 5855] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5854] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5846] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5845] rt_sigprocmask(SIG_SETMASK, [], [pid 5843] <... clone3 resumed> => {parent_tid=[5854]}, 88) = 5854 [pid 5855] <... rseq resumed>) = 0 [pid 5854] <... rseq resumed>) = 0 [pid 5853] <... madvise resumed>) = 0 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] set_robust_list(0x7fb84f2059a0, 24 [pid 5854] set_robust_list(0x7fb84f2059a0, 24 [pid 5845] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5855] <... set_robust_list resumed>) = 0 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5843] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5856 attached [pid 5855] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] <... futex resumed>) = 0 [pid 5856] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5853] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... clone3 resumed> => {parent_tid=[5856]}, 88) = 5856 [pid 5843] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... rseq resumed>) = 0 [pid 5855] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5854] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5853] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5855] <... madvise resumed>) = 0 [pid 5846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5856] set_robust_list(0x7fb84f2059a0, 24 [pid 5846] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... set_robust_list resumed>) = 0 [pid 5853] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... futex resumed>) = 0 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5856] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5847] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... madvise resumed>) = 0 [pid 5855] <... futex resumed>) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5855] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5847] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5854] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... mprotect resumed>) = 0 [pid 5854] <... futex resumed>) = 1 [pid 5843] <... futex resumed>) = 0 [pid 5854] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] <... madvise resumed>) = 0 [pid 5847] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5857 attached => {parent_tid=[5857]}, 88) = 5857 [pid 5857] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 5856] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] rt_sigprocmask(SIG_SETMASK, [], [pid 5857] set_robust_list(0x7fb84f2059a0, 24 [pid 5856] <... futex resumed>) = 1 [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... futex resumed>) = 0 [pid 5857] <... set_robust_list resumed>) = 0 [pid 5856] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5857] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5847] <... futex resumed>) = 0 [pid 5847] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] <... madvise resumed>) = 0 [pid 5857] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5857] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... mmap resumed>) = 0x20000000 [pid 5852] <... mmap resumed>) = 0x20000000 [pid 5851] <... mmap resumed>) = 0x20000000 [pid 5849] <... mmap resumed>) = 0x20000000 [pid 5848] <... mmap resumed>) = 0x20000000 [pid 5850] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... futex resumed>) = 0 [pid 5849] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] exit_group(0 [pid 5846] exit_group(0 [pid 5857] <... futex resumed>) = ? [pid 5852] <... futex resumed>) = ? [pid 5851] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 5850] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] <... futex resumed>) = 0 [pid 5848] <... futex resumed>) = 0 [pid 5847] <... exit_group resumed>) = ? [pid 5856] <... futex resumed>) = ? [pid 5857] +++ exited with 0 +++ [pid 5856] +++ exited with 0 +++ [pid 5851] +++ exited with 0 +++ [pid 5846] <... exit_group resumed>) = ? [pid 5843] exit_group(0 [pid 5842] exit_group(0 [pid 5854] <... futex resumed>) = ? [pid 5853] <... futex resumed>) = ? [pid 5843] <... exit_group resumed>) = ? [pid 5842] <... exit_group resumed>) = ? [pid 5849] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... futex resumed>) = ? [pid 5854] +++ exited with 0 +++ [pid 5853] +++ exited with 0 +++ [pid 5852] +++ exited with 0 +++ [pid 5847] +++ exited with 0 +++ [pid 5850] +++ exited with 0 +++ [pid 5842] +++ exited with 0 +++ [pid 5845] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5855] <... futex resumed>) = ? [pid 5849] <... futex resumed>) = ? [pid 5845] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5855] +++ exited with 0 +++ [pid 5849] +++ exited with 0 +++ [pid 5846] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5848] +++ exited with 0 +++ [pid 5843] +++ exited with 0 +++ [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5846, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... restart_syscall resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 3 [pid 5839] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", [pid 5839] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 5844] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] getdents64(3, [pid 5839] newfstatat(3, "", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5844] newfstatat(3, "", [pid 5841] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] getdents64(3, [pid 5844] getdents64(3, [pid 5841] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] unlink("./0/binderfs" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5844] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5841] <... unlink resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./0/binderfs" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./0/binderfs" [pid 5844] <... unlink resumed>) = 0 [pid 5839] unlink("./0/binderfs" [pid 5838] <... unlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] getdents64(3, [pid 5841] close(3 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... close resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] getdents64(3, [pid 5841] rmdir("./0" [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5845] +++ exited with 0 +++ [pid 5844] close(3 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] close(3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... close resumed>) = 0 [pid 5838] close(3) = 0 [pid 5844] rmdir("./0" [pid 5841] mkdir("./1", 0777 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5845, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5839] <... close resumed>) = 0 [pid 5838] rmdir("./0" [pid 5844] <... rmdir resumed>) = 0 [pid 5844] mkdir("./1", 0777 [pid 5839] rmdir("./0" [pid 5840] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] mkdir("./1", 0777 [pid 5838] mkdir("./1", 0777./strace-static-x86_64: Process 5858 attached [pid 5839] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5859 attached [pid 5858] set_robust_list(0x555566ac76a0, 24 [pid 5840] <... openat resumed>) = 3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] <... set_robust_list resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5858] chdir("./1" [pid 5840] newfstatat(3, "", [pid 5858] <... chdir resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5859 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5858 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] getdents64(3, [pid 5859] set_robust_list(0x555566ac76a0, 24./strace-static-x86_64: Process 5860 attached [pid 5858] <... prctl resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5859] <... set_robust_list resumed>) = 0 [pid 5858] setpgid(0, 0 [pid 5840] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] set_robust_list(0x555566ac76a0, 24 [pid 5858] <... setpgid resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] newfstatat(AT_FDCWD, "./0/binderfs", ./strace-static-x86_64: Process 5861 attached [pid 5859] chdir("./1" [pid 5860] <... set_robust_list resumed>) = 0 [pid 5861] set_robust_list(0x555566ac76a0, 24 [pid 5860] chdir("./1" [pid 5859] <... chdir resumed>) = 0 [pid 5858] <... openat resumed>) = 3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5860 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5861 [pid 5861] <... set_robust_list resumed>) = 0 [pid 5860] <... chdir resumed>) = 0 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] write(3, "1000", 4 [pid 5840] unlink("./0/binderfs" [pid 5861] chdir("./1" [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] <... prctl resumed>) = 0 [pid 5861] <... chdir resumed>) = 0 [pid 5860] <... prctl resumed>) = 0 [pid 5859] setpgid(0, 0 [pid 5858] <... write resumed>) = 4 [pid 5840] <... unlink resumed>) = 0 [pid 5860] setpgid(0, 0 [pid 5859] <... setpgid resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] close(3 [pid 5840] getdents64(3, [pid 5861] <... prctl resumed>) = 0 [pid 5860] <... setpgid resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5858] <... close resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5861] setpgid(0, 0 [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] symlink("/dev/binderfs", "./binderfs" [pid 5840] close(3 [pid 5861] <... setpgid resumed>) = 0 [pid 5860] <... openat resumed>) = 3 [pid 5859] write(3, "1000", 4 [pid 5858] <... symlink resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5860] write(3, "1000", 4 [pid 5859] <... write resumed>) = 4 [pid 5858] write(1, "executing program\n", 18executing program [pid 5840] rmdir("./0" [pid 5860] <... write resumed>) = 4 [pid 5859] close(3 [pid 5860] close(3 [pid 5859] <... close resumed>) = 0 [pid 5860] <... close resumed>) = 0 [pid 5859] symlink("/dev/binderfs", "./binderfs" [pid 5861] <... openat resumed>) = 3 [pid 5860] symlink("/dev/binderfs", "./binderfs" [pid 5859] <... symlink resumed>) = 0 [pid 5858] <... write resumed>) = 18 [pid 5840] <... rmdir resumed>) = 0 [pid 5860] <... symlink resumed>) = 0 [pid 5859] write(1, "executing program\n", 18executing program [pid 5858] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... write resumed>) = 18 [pid 5858] <... futex resumed>) = 0 [pid 5861] write(3, "1000", 4 [pid 5858] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5861] <... write resumed>) = 4 [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5840] mkdir("./1", 0777 [pid 5861] close(3 [pid 5860] write(1, "executing program\n", 18 [pid 5859] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5860] <... write resumed>) = 18 [pid 5859] <... futex resumed>) = 0 [pid 5860] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] <... mkdir resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5859] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5860] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5861] <... close resumed>) = 0 [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5860] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... mmap resumed>) = 0x7fb84f206000 [pid 5860] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] <... mmap resumed>) = 0x7fb84f206000 [pid 5858] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5861] <... symlink resumed>) = 0 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5859] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5861] write(1, "executing program\n", 18 [pid 5860] <... mmap resumed>) = 0x7fb84f206000 [pid 5859] <... mprotect resumed>) = 0 [pid 5858] <... mprotect resumed>) = 0 [pid 5861] <... write resumed>) = 18 [pid 5860] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5860] <... mprotect resumed>) = 0 [pid 5859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5863 attached ./strace-static-x86_64: Process 5862 attached [pid 5861] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5863] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5862] set_robust_list(0x555566ac76a0, 24 [pid 5861] <... futex resumed>) = 0 [pid 5860] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] <... clone3 resumed> => {parent_tid=[5863]}, 88) = 5863 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] <... rseq resumed>) = 0 [pid 5861] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5862 ./strace-static-x86_64: Process 5865 attached ./strace-static-x86_64: Process 5864 attached [pid 5863] set_robust_list(0x7fb84f2269a0, 24 [pid 5862] chdir("./1" [pid 5861] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5864] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5862] <... chdir resumed>) = 0 [pid 5860] <... clone3 resumed> => {parent_tid=[5864]}, 88) = 5864 [pid 5859] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... clone3 resumed> => {parent_tid=[5865]}, 88) = 5865 [pid 5865] <... rseq resumed>) = 0 [pid 5864] <... rseq resumed>) = 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], [pid 5859] <... futex resumed>) = 0 [pid 5858] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] set_robust_list(0x7fb84f2269a0, 24 [pid 5864] set_robust_list(0x7fb84f2269a0, 24 [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... prctl resumed>) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5863] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5862] setpgid(0, 0 [pid 5861] <... mmap resumed>) = 0x7fb84f206000 [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] <... openat resumed>) = 3 [pid 5862] <... setpgid resumed>) = 0 [pid 5861] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5860] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... futex resumed>) = 0 [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] <... mprotect resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5858] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5864] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5863] <... futex resumed>) = 1 [pid 5862] <... openat resumed>) = 3 [pid 5861] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5860] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] <... futex resumed>) = 0 [pid 5865] <... openat resumed>) = 3 [pid 5863] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5865] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5858] <... futex resumed>) = 0 [pid 5865] <... futex resumed>) = 1 [pid 5858] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] dup(3 [pid 5858] <... futex resumed>) = 0 [pid 5865] <... dup resumed>) = 4 [pid 5861] <... clone3 resumed> => {parent_tid=[5866]}, 88) = 5866 [pid 5858] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 5866 attached [pid 5865] <... futex resumed>) = 0 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] <... openat resumed>) = 3 [pid 5858] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5864] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] write(3, "1000", 4 [pid 5861] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... futex resumed>) = 0 [pid 5866] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5864] <... futex resumed>) = 1 [pid 5862] <... write resumed>) = 4 [pid 5860] <... futex resumed>) = 0 [pid 5858] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... rseq resumed>) = 0 [pid 5862] close(3 [pid 5860] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] set_robust_list(0x7fb84f2269a0, 24 [pid 5862] <... close resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5862] symlink("/dev/binderfs", "./binderfs" [pid 5860] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] dup(3 [pid 5862] <... symlink resumed>) = 0 [pid 5864] <... dup resumed>) = 4 [pid 5863] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 1 [pid 5866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5863] dup(3 [pid 5862] write(1, "executing program\n", 18 [pid 5859] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5864] <... futex resumed>) = 1 [pid 5863] <... dup resumed>) = 4 [pid 5862] <... write resumed>) = 18 [pid 5860] <... futex resumed>) = 0 [pid 5866] <... openat resumed>) = 3 [pid 5864] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 0 [pid 5866] <... futex resumed>) = 0 [pid 5864] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5863] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5861] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5859] <... futex resumed>) = 0 [pid 5862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5859] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 1 [pid 5866] dup(3 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] <... dup resumed>) = 4 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5866] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... futex resumed>) = 0 [pid 5862] <... mmap resumed>) = 0x7fb84f206000 [pid 5861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5861] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5862] <... mprotect resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5866] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5861] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[5867]}, 88) = 5867 [pid 5862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5862] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5867 attached [pid 5862] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 5867] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5867] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5867] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5858] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5858] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5867] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5858] <... mprotect resumed>) = 0 [pid 5867] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] <... futex resumed>) = 0 [pid 5858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5867] dup(3 [pid 5862] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5867] <... dup resumed>) = 4 [pid 5867] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5868 attached [pid 5867] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5867] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5862] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... clone3 resumed> => {parent_tid=[5868]}, 88) = 5868 [pid 5862] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5858] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5859] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5860] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5858] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... rseq resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5859] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... futex resumed>) = 0 [pid 5868] set_robust_list(0x7fb84f2059a0, 24 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] <... set_robust_list resumed>) = 0 [pid 5860] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5859] <... futex resumed>) = 0 [pid 5868] rt_sigprocmask(SIG_SETMASK, [], [pid 5860] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5860] <... mprotect resumed>) = 0 [pid 5859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5868] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5860] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5868] <... madvise resumed>) = 0 [pid 5861] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5859] <... mprotect resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5869 attached [pid 5861] <... futex resumed>) = 0 [pid 5860] <... clone3 resumed> => {parent_tid=[5869]}, 88) = 5869 [pid 5859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5860] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5860] <... futex resumed>) = 0 [pid 5861] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5860] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... rseq resumed>) = 0 [pid 5861] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5869] set_robust_list(0x7fb84f2059a0, 24 [pid 5861] <... mprotect resumed>) = 0 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5861] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5869] rt_sigprocmask(SIG_SETMASK, [], [pid 5861] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5869] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 5870 attached [pid 5868] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... clone3 resumed> => {parent_tid=[5870]}, 88) = 5870 [pid 5859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5861] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5871 attached [pid 5870] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5869] <... madvise resumed>) = 0 [pid 5868] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5871] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5870] <... rseq resumed>) = 0 [pid 5859] <... clone3 resumed> => {parent_tid=[5871]}, 88) = 5871 [pid 5871] <... rseq resumed>) = 0 [pid 5870] set_robust_list(0x7fb84f2059a0, 24 [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] set_robust_list(0x7fb84f2059a0, 24 [pid 5870] <... set_robust_list resumed>) = 0 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5871] <... set_robust_list resumed>) = 0 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5870] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5861] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 1 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5870] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5869] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... futex resumed>) = 1 [pid 5860] <... futex resumed>) = 0 [pid 5869] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] <... madvise resumed>) = 0 [pid 5862] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5871] <... madvise resumed>) = 0 [pid 5870] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5871] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5870] <... futex resumed>) = 1 [pid 5862] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5861] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 0 [pid 5871] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5872 attached [pid 5872] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5862] <... clone3 resumed> => {parent_tid=[5872]}, 88) = 5872 [pid 5872] <... rseq resumed>) = 0 [pid 5867] <... mmap resumed>) = 0x20000000 [pid 5866] <... mmap resumed>) = 0x20000000 [pid 5865] <... mmap resumed>) = 0x20000000 [pid 5864] <... mmap resumed>) = 0x20000000 [pid 5863] <... mmap resumed>) = 0x20000000 [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] set_robust_list(0x7fb84f2059a0, 24 [pid 5867] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5867] <... futex resumed>) = 0 [pid 5866] <... futex resumed>) = 0 [pid 5865] <... futex resumed>) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 0 [pid 5862] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] rt_sigprocmask(SIG_SETMASK, [], [pid 5867] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... futex resumed>) = 0 [pid 5861] exit_group(0 [pid 5860] exit_group(0 [pid 5859] exit_group(0 [pid 5858] exit_group(0 [pid 5872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5871] <... futex resumed>) = ? [pid 5870] <... futex resumed>) = ? [pid 5869] <... futex resumed>) = ? [pid 5868] <... futex resumed>) = ? [pid 5866] <... futex resumed>) = ? [pid 5865] <... futex resumed>) = ? [pid 5864] <... futex resumed>) = ? [pid 5863] <... futex resumed>) = ? [pid 5862] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] <... exit_group resumed>) = ? [pid 5860] <... exit_group resumed>) = ? [pid 5859] <... exit_group resumed>) = ? [pid 5858] <... exit_group resumed>) = ? [pid 5872] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5871] +++ exited with 0 +++ [pid 5870] +++ exited with 0 +++ [pid 5869] +++ exited with 0 +++ [pid 5868] +++ exited with 0 +++ [pid 5866] +++ exited with 0 +++ [pid 5865] +++ exited with 0 +++ [pid 5864] +++ exited with 0 +++ [pid 5863] +++ exited with 0 +++ [pid 5861] +++ exited with 0 +++ [pid 5858] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] --- 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 */} --- [pid 5872] <... madvise resumed>) = 0 [pid 5860] +++ exited with 0 +++ [pid 5841] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5841] newfstatat(3, "", [pid 5838] newfstatat(3, "", [pid 5872] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5872] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5841] getdents64(3, [pid 5838] getdents64(3, [pid 5872] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] exit_group(0 [pid 5859] +++ exited with 0 +++ [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5872] <... futex resumed>) = ? [pid 5867] <... futex resumed>) = ? [pid 5862] <... exit_group resumed>) = ? [pid 5841] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] +++ exited with 0 +++ [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5838] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./1/binderfs" [pid 5838] unlink("./1/binderfs" [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./1" [pid 5841] getdents64(3, [pid 5838] <... rmdir resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] mkdir("./2", 0777 [pid 5841] close(3 [pid 5838] <... mkdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5873 attached [pid 5841] rmdir("./1" [pid 5873] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... rmdir resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5873 [pid 5839] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] <... set_robust_list resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5873] chdir("./2" [pid 5839] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5873] <... chdir resumed>) = 0 [pid 5841] mkdir("./2", 0777 [pid 5839] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5873] <... prctl resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... mkdir resumed>) = 0 [pid 5839] getdents64(3, [pid 5873] setpgid(0, 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5873] <... setpgid resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5873] <... openat resumed>) = 3 [pid 5839] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5844] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5874 attached [pid 5844] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] unlink("./1/binderfs" [pid 5873] write(3, "1000", 4 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5874 [pid 5839] <... unlink resumed>) = 0 [pid 5873] <... write resumed>) = 4 [pid 5844] newfstatat(3, "", [pid 5873] close(3) = 0 [pid 5839] getdents64(3, [pid 5873] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5874] set_robust_list(0x555566ac76a0, 24 [pid 5873] <... symlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5839] close(3 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... close resumed>) = 0 [pid 5874] chdir("./2" [pid 5844] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] write(1, "executing program\n", 18 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... chdir resumed>) = 0 executing program [pid 5839] rmdir("./1" [pid 5873] <... write resumed>) = 18 [pid 5844] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5839] <... rmdir resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5873] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5873] <... futex resumed>) = 0 [pid 5844] unlink("./1/binderfs" [pid 5839] mkdir("./2", 0777 [pid 5874] <... prctl resumed>) = 0 [pid 5874] setpgid(0, 0 [pid 5873] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] <... unlink resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5874] <... setpgid resumed>) = 0 [pid 5873] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] getdents64(3, [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5874] <... openat resumed>) = 3 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5874] write(3, "1000", 4 [pid 5873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] <... close resumed>) = 0 ./strace-static-x86_64: Process 5875 attached [pid 5874] <... write resumed>) = 4 [pid 5873] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] rmdir("./1" [pid 5875] set_robust_list(0x555566ac76a0, 24 [pid 5874] close(3 [pid 5873] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5874] <... close resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] symlink("/dev/binderfs", "./binderfs" [pid 5873] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] mkdir("./2", 0777 [pid 5875] chdir("./2" [pid 5874] <... symlink resumed>) = 0 [pid 5873] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5875 executing program [pid 5875] <... chdir resumed>) = 0 [pid 5874] write(1, "executing program\n", 18 [pid 5873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5876 attached [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] <... write resumed>) = 18 [pid 5876] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5875] <... prctl resumed>) = 0 [pid 5874] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... clone3 resumed> => {parent_tid=[5876]}, 88) = 5876 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5876] <... rseq resumed>) = 0 [pid 5875] setpgid(0, 0 [pid 5874] <... futex resumed>) = 0 [pid 5876] set_robust_list(0x7fb84f2269a0, 24 [pid 5875] <... setpgid resumed>) = 0 [pid 5874] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5876] <... set_robust_list resumed>) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] <... openat resumed>) = 3 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5877 attached [pid 5876] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5875] write(3, "1000", 4 [pid 5874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5873] <... futex resumed>) = 0 [pid 5877] set_robust_list(0x555566ac76a0, 24 [pid 5875] <... write resumed>) = 4 [pid 5874] <... mmap resumed>) = 0x7fb84f206000 [pid 5873] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... set_robust_list resumed>) = 0 [pid 5875] close(3 [pid 5874] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5877 [pid 5875] <... close resumed>) = 0 [pid 5874] <... mprotect resumed>) = 0 [pid 5877] chdir("./2" [pid 5875] symlink("/dev/binderfs", "./binderfs" [pid 5874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5877] <... chdir resumed>) = 0 [pid 5875] <... symlink resumed>) = 0 [pid 5874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5875] write(1, "executing program\n", 18 [pid 5874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5877] <... prctl resumed>) = 0 executing program ./strace-static-x86_64: Process 5878 attached [pid 5877] setpgid(0, 0 [pid 5875] <... write resumed>) = 18 [pid 5878] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5877] <... setpgid resumed>) = 0 [pid 5875] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... clone3 resumed> => {parent_tid=[5878]}, 88) = 5878 [pid 5878] <... rseq resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5875] <... futex resumed>) = 0 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5878] set_robust_list(0x7fb84f2269a0, 24 [pid 5877] <... openat resumed>) = 3 [pid 5875] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] write(3, "1000", 4 [pid 5875] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5874] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] <... write resumed>) = 4 [pid 5875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5874] <... futex resumed>) = 0 [pid 5878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5877] close(3 [pid 5878] <... openat resumed>) = 3 [pid 5876] <... openat resumed>) = 3 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] +++ exited with 0 +++ [pid 5862] +++ exited with 0 +++ [pid 5877] <... close resumed>) = 0 [pid 5878] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] symlink("/dev/binderfs", "./binderfs" [pid 5876] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5840] --- 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 */} --- [pid 5878] <... futex resumed>) = 1 [pid 5876] <... futex resumed>) = 1 [pid 5875] <... mmap resumed>) = 0x7fb84f206000 [pid 5874] <... futex resumed>) = 0 [pid 5873] <... futex resumed>) = 0 [pid 5877] <... symlink resumed>) = 0 [pid 5878] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] write(1, "executing program\n", 18executing program [pid 5876] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5874] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... write resumed>) = 18 [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... futex resumed>) = 0 [pid 5873] <... futex resumed>) = 0 [pid 5878] dup(3 [pid 5877] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] dup(3 [pid 5875] <... mprotect resumed>) = 0 [pid 5874] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5873] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] <... dup resumed>) = 4 [pid 5877] <... futex resumed>) = 0 [pid 5876] <... dup resumed>) = 4 [pid 5875] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5878] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5876] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = 1 [pid 5877] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5876] <... futex resumed>) = 1 [pid 5840] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5873] <... futex resumed>) = 0 [pid 5878] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5875] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... openat resumed>) = 3 [pid 5876] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5874] <... futex resumed>) = 0 [pid 5873] <... futex resumed>) = 0 [pid 5877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... mmap resumed>) = 0x7fb84f206000 [pid 5877] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5877] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5879 attached [pid 5878] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5873] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] newfstatat(3, "", [pid 5879] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5877] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5875] <... clone3 resumed> => {parent_tid=[5879]}, 88) = 5879 [pid 5879] <... rseq resumed>) = 0 [pid 5877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5880 attached [pid 5879] set_robust_list(0x7fb84f2269a0, 24 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] getdents64(3, [pid 5880] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5877] <... clone3 resumed> => {parent_tid=[5880]}, 88) = 5880 [pid 5875] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5880] <... rseq resumed>) = 0 [pid 5877] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... futex resumed>) = 0 [pid 5880] set_robust_list(0x7fb84f2269a0, 24 [pid 5877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... set_robust_list resumed>) = 0 [pid 5877] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5880] rt_sigprocmask(SIG_SETMASK, [], [pid 5879] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] <... futex resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5880] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5879] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5840] unlink("./1/binderfs" [pid 5879] <... openat resumed>) = 3 [pid 5840] <... unlink resumed>) = 0 [pid 5879] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5879] dup(3 [pid 5875] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] getdents64(3, [pid 5879] <... dup resumed>) = 4 [pid 5875] <... futex resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5879] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] close(3 [pid 5880] <... openat resumed>) = 3 [pid 5879] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] <... close resumed>) = 0 [pid 5880] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] rmdir("./1" [pid 5880] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... futex resumed>) = 0 [pid 5880] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5879] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5877] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... futex resumed>) = 0 [pid 5875] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] dup(3 [pid 5877] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... dup resumed>) = 4 [pid 5880] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] mkdir("./2", 0777 [pid 5880] <... futex resumed>) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5880] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... futex resumed>) = 0 [pid 5880] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5877] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... mkdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached [pid 5874] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5873] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5881] set_robust_list(0x555566ac76a0, 24) = 0 [pid 5873] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] chdir("./2" [pid 5874] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = 0 [pid 5881] <... chdir resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5873] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5881 [pid 5881] <... prctl resumed>) = 0 [pid 5873] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5881] setpgid(0, 0 [pid 5874] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5873] <... mprotect resumed>) = 0 [pid 5881] <... setpgid resumed>) = 0 [pid 5874] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5873] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] <... mprotect resumed>) = 0 [pid 5873] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5874] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5882 attached [pid 5874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5882] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 5883 attached [pid 5874] <... clone3 resumed> => {parent_tid=[5883]}, 88) = 5883 [pid 5873] <... clone3 resumed> => {parent_tid=[5882]}, 88) = 5882 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5883] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5873] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... rseq resumed>) = 0 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] <... futex resumed>) = 0 [pid 5883] set_robust_list(0x7fb84f2059a0, 24 [pid 5874] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] <... set_robust_list resumed>) = 0 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] <... futex resumed>) = 0 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5883] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5874] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] <... madvise resumed>) = 0 [pid 5882] <... rseq resumed>) = 0 [pid 5881] <... openat resumed>) = 3 [pid 5883] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] set_robust_list(0x7fb84f2059a0, 24 [pid 5875] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5881] write(3, "1000", 4 [pid 5883] <... futex resumed>) = 1 [pid 5882] <... set_robust_list resumed>) = 0 [pid 5877] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5875] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = 0 [pid 5883] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5882] rt_sigprocmask(SIG_SETMASK, [], [pid 5881] <... write resumed>) = 4 [pid 5877] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = 0 [pid 5881] close(3 [pid 5877] <... futex resumed>) = 0 [pid 5877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] <... close resumed>) = 0 [pid 5877] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5882] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5881] symlink("/dev/binderfs", "./binderfs" [pid 5877] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5875] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5882] <... madvise resumed>) = 0 [pid 5875] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5881] <... symlink resumed>) = 0 [pid 5877] <... mprotect resumed>) = 0 [pid 5875] <... mprotect resumed>) = 0 [pid 5875] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}executing program ./strace-static-x86_64: Process 5884 attached [pid 5881] write(1, "executing program\n", 18 [pid 5877] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5881] <... write resumed>) = 18 [pid 5877] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5884] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 5885 attached ) = 0 [pid 5882] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... clone3 resumed> => {parent_tid=[5884]}, 88) = 5884 [pid 5885] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5884] set_robust_list(0x7fb84f2059a0, 24 [pid 5882] <... futex resumed>) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5877] <... clone3 resumed> => {parent_tid=[5885]}, 88) = 5885 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5885] <... rseq resumed>) = 0 [pid 5884] <... set_robust_list resumed>) = 0 [pid 5882] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5877] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] set_robust_list(0x7fb84f2059a0, 24 [pid 5884] rt_sigprocmask(SIG_SETMASK, [], [pid 5881] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = 0 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5877] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = 0 [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5884] <... madvise resumed>) = 0 [pid 5881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5880] <... mmap resumed>) = 0x20000000 [pid 5879] <... mmap resumed>) = 0x20000000 [pid 5878] <... mmap resumed>) = 0x20000000 [pid 5877] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] <... mmap resumed>) = 0x7fb84f206000 [pid 5876] <... mmap resumed>) = 0x20000000 [pid 5880] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... madvise resumed>) = 0 [pid 5884] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5879] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... futex resumed>) = 0 [pid 5874] exit_group(0 [pid 5885] <... futex resumed>) = 1 [pid 5881] <... mprotect resumed>) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5876] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... exit_group resumed>) = ? [pid 5873] exit_group(0 [pid 5883] <... futex resumed>) = ? [pid 5885] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] <... futex resumed>) = 1 [pid 5883] +++ exited with 0 +++ [pid 5882] <... futex resumed>) = ? [pid 5881] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5880] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5878] <... futex resumed>) = ? [pid 5877] exit_group(0 [pid 5876] <... futex resumed>) = ? [pid 5875] <... futex resumed>) = 0 [pid 5873] <... exit_group resumed>) = ? [pid 5885] <... futex resumed>) = ? [pid 5884] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5882] +++ exited with 0 +++ [pid 5881] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5879] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5878] +++ exited with 0 +++ [pid 5877] <... exit_group resumed>) = ? [pid 5876] +++ exited with 0 +++ [pid 5875] exit_group(0 [pid 5874] +++ exited with 0 +++ [pid 5873] +++ exited with 0 +++ [pid 5885] +++ exited with 0 +++ [pid 5884] <... futex resumed>) = ? [pid 5881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5875] <... exit_group resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 5886 attached [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5884] +++ exited with 0 +++ [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5879] <... futex resumed>) = ? [pid 5886] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5881] <... clone3 resumed> => {parent_tid=[5886]}, 88) = 5886 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5886] <... rseq resumed>) = 0 [pid 5881] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] set_robust_list(0x7fb84f2269a0, 24 [pid 5881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5881] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5881] <... futex resumed>) = 0 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5886] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... futex resumed>) = 0 [pid 5880] +++ exited with 0 +++ [pid 5879] +++ exited with 0 +++ [pid 5877] +++ exited with 0 +++ [pid 5875] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5886] <... futex resumed>) = 1 [pid 5881] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5839] --- 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 */} --- [pid 5881] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] dup(3 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5886] <... dup resumed>) = 4 [pid 5838] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5886] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5841] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5886] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5841] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5886] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5881] <... futex resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5839] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5881] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 5839] newfstatat(3, "", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5839] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(3, "", [pid 5838] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(3, "", [pid 5841] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./2/binderfs" [pid 5844] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] unlink("./2/binderfs" [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5839] <... unlink resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] getdents64(3, [pid 5841] unlink("./2/binderfs" [pid 5839] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... unlink resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3 [pid 5839] close(3 [pid 5886] <... mmap resumed>) = 0x20000000 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] getdents64(3, [pid 5839] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] rmdir("./2" [pid 5838] rmdir("./2" [pid 5886] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] close(3 [pid 5839] <... rmdir resumed>) = 0 [pid 5886] <... futex resumed>) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5886] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] unlink("./2/binderfs" [pid 5841] <... close resumed>) = 0 [pid 5839] mkdir("./3", 0777 [pid 5886] <... futex resumed>) = 0 [pid 5881] <... futex resumed>) = 1 [pid 5838] <... rmdir resumed>) = 0 [pid 5886] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5844] <... unlink resumed>) = 0 [pid 5881] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] rmdir("./2" [pid 5839] <... mkdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5887 attached [pid 5844] getdents64(3, [pid 5841] mkdir("./3", 0777 [pid 5838] mkdir("./3", 0777 [pid 5887] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5844] close(3) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... mkdir resumed>) = 0 [pid 5887] <... set_robust_list resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached ./strace-static-x86_64: Process 5888 attached [pid 5887] chdir("./3" [pid 5844] rmdir("./2" [pid 5889] set_robust_list(0x555566ac76a0, 24 [pid 5888] set_robust_list(0x555566ac76a0, 24 [pid 5887] <... chdir resumed>) = 0 [pid 5886] <... madvise resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5888 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5887 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5889 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5886] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] chdir("./3" [pid 5887] <... prctl resumed>) = 0 [pid 5886] <... futex resumed>) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5844] mkdir("./3", 0777 [pid 5889] chdir("./3" [pid 5888] <... chdir resumed>) = 0 [pid 5887] setpgid(0, 0 [pid 5886] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] exit_group(0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5887] <... setpgid resumed>) = 0 [pid 5889] <... chdir resumed>) = 0 [pid 5888] <... prctl resumed>) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] <... futex resumed>) = ? [pid 5881] <... exit_group resumed>) = ? [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5888] setpgid(0, 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5889] <... prctl resumed>) = 0 [pid 5889] setpgid(0, 0) = 0 [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached [pid 5889] <... openat resumed>) = 3 [pid 5890] set_robust_list(0x555566ac76a0, 24 [pid 5889] write(3, "1000", 4 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5889] <... write resumed>) = 4 [pid 5889] close(3 [pid 5890] chdir("./3" [pid 5889] <... close resumed>) = 0 [pid 5890] <... chdir resumed>) = 0 [pid 5889] symlink("/dev/binderfs", "./binderfs" [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5889] <... symlink resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5890 [pid 5890] <... prctl resumed>) = 0 [pid 5888] <... setpgid resumed>) = 0 [pid 5887] <... openat resumed>) = 3 [pid 5890] setpgid(0, 0executing program [pid 5889] write(1, "executing program\n", 18 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5887] write(3, "1000", 4 [pid 5890] <... setpgid resumed>) = 0 [pid 5889] <... write resumed>) = 18 [pid 5888] <... openat resumed>) = 3 [pid 5887] <... write resumed>) = 4 [pid 5888] write(3, "1000", 4 [pid 5887] close(3 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5889] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... close resumed>) = 0 [pid 5890] <... openat resumed>) = 3 [pid 5889] <... futex resumed>) = 0 [pid 5888] <... write resumed>) = 4 [pid 5887] symlink("/dev/binderfs", "./binderfs" [pid 5889] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5888] close(3 [pid 5887] <... symlink resumed>) = 0 [pid 5890] write(3, "1000", 4 [pid 5889] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5890] <... write resumed>) = 4 [pid 5889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5890] close(3 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] <... close resumed>) = 0 [pid 5889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5890] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5889] <... mmap resumed>) = 0x7fb84f206000 [pid 5889] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5890] write(1, "executing program\n", 18executing program executing program [pid 5889] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5890] <... write resumed>) = 18 [pid 5888] <... close resumed>) = 0 [pid 5887] write(1, "executing program\n", 18 [pid 5888] symlink("/dev/binderfs", "./binderfs" [pid 5887] <... write resumed>) = 18 [pid 5890] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5889] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5888] <... symlink resumed>) = 0 [pid 5887] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 0 [pid 5889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5888] write(1, "executing program\n", 18 [pid 5887] <... futex resumed>) = 0 [pid 5888] <... write resumed>) = 18 [pid 5887] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5888] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5891 attached [pid 5890] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5888] <... futex resumed>) = 0 [pid 5887] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5886] +++ exited with 0 +++ [pid 5881] +++ exited with 0 +++ [pid 5891] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5890] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5889] <... clone3 resumed> => {parent_tid=[5891]}, 88) = 5891 [pid 5888] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5891] <... rseq resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5891] set_robust_list(0x7fb84f2269a0, 24 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5889] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5887] <... mmap resumed>) = 0x7fb84f206000 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5890] <... mmap resumed>) = 0x7fb84f206000 [pid 5889] <... futex resumed>) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5889] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5887] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5890] <... mprotect resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5888] <... mmap resumed>) = 0x7fb84f206000 [pid 5891] <... openat resumed>) = 3 [pid 5887] <... mprotect resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5891] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5888] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5891] <... futex resumed>) = 1 [pid 5890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5889] <... futex resumed>) = 0 [pid 5888] <... mprotect resumed>) = 0 [pid 5887] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5892 attached [pid 5889] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5893 attached [pid 5892] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5891] dup(3 [pid 5890] <... clone3 resumed> => {parent_tid=[5892]}, 88) = 5892 [pid 5889] <... futex resumed>) = 0 [pid 5888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5893] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5892] <... rseq resumed>) = 0 [pid 5891] <... dup resumed>) = 4 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5889] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5887] <... clone3 resumed> => {parent_tid=[5893]}, 88) = 5893 [pid 5840] newfstatat(3, "", ./strace-static-x86_64: Process 5894 attached [pid 5893] <... rseq resumed>) = 0 [pid 5892] set_robust_list(0x7fb84f2269a0, 24 [pid 5891] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5894] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5893] set_robust_list(0x7fb84f2269a0, 24 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5890] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... clone3 resumed> => {parent_tid=[5894]}, 88) = 5894 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] getdents64(3, [pid 5894] <... rseq resumed>) = 0 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5892] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5890] <... futex resumed>) = 0 [pid 5889] <... futex resumed>) = 0 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] set_robust_list(0x7fb84f2269a0, 24 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], [pid 5892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5892] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5888] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5893] <... openat resumed>) = 3 [pid 5892] <... openat resumed>) = 3 [pid 5888] <... futex resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5894] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5893] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5894] <... openat resumed>) = 3 [pid 5893] <... futex resumed>) = 1 [pid 5892] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5840] unlink("./2/binderfs" [pid 5894] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = 1 [pid 5888] <... futex resumed>) = 0 [pid 5894] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] <... futex resumed>) = 0 [pid 5888] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... unlink resumed>) = 0 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] <... futex resumed>) = 0 [pid 5894] dup(3 [pid 5840] getdents64(3, [pid 5888] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] <... dup resumed>) = 4 [pid 5893] dup(3 [pid 5892] dup(3 [pid 5887] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5894] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... dup resumed>) = 4 [pid 5892] <... dup resumed>) = 4 [pid 5887] <... futex resumed>) = 0 [pid 5894] <... futex resumed>) = 1 [pid 5893] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5887] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] close(3 [pid 5894] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5893] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5888] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] <... close resumed>) = 0 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5892] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5887] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] rmdir("./2" [pid 5894] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] <... futex resumed>) = 0 [pid 5888] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] <... futex resumed>) = 0 [pid 5893] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5892] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5887] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... rmdir resumed>) = 0 [pid 5890] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] mkdir("./3", 0777) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5889] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5895 attached ) = 0 [pid 5895] set_robust_list(0x555566ac76a0, 24 [pid 5889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5895] <... set_robust_list resumed>) = 0 [pid 5889] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5895] chdir("./3" [pid 5889] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5889] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5895 [pid 5889] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5895] <... chdir resumed>) = 0 [pid 5889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5896 attached ) = 0 [pid 5896] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5895] setpgid(0, 0 [pid 5889] <... clone3 resumed> => {parent_tid=[5896]}, 88) = 5896 [pid 5896] <... rseq resumed>) = 0 [pid 5895] <... setpgid resumed>) = 0 [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] set_robust_list(0x7fb84f2059a0, 24 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... set_robust_list resumed>) = 0 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] <... openat resumed>) = 3 [pid 5889] <... futex resumed>) = 0 [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] write(3, "1000", 4 [pid 5889] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5895] <... write resumed>) = 4 [pid 5896] <... madvise resumed>) = 0 [pid 5895] close(3 [pid 5888] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5887] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5887] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5895] <... close resumed>) = 0 [pid 5890] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5887] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5895] symlink("/dev/binderfs", "./binderfs" [pid 5890] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5890] <... futex resumed>) = 0 [pid 5888] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5887] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5888] <... mprotect resumed>) = 0 [pid 5887] <... mprotect resumed>) = 0 [pid 5887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5896] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... symlink resumed>) = 0 [pid 5890] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5897 attached [pid 5896] <... futex resumed>) = 1 [pid 5895] write(1, "executing program\n", 18 [pid 5890] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5889] <... futex resumed>) = 0 [pid 5888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5898 attached executing program [pid 5887] <... clone3 resumed> => {parent_tid=[5897]}, 88) = 5897 [pid 5897] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5890] <... mprotect resumed>) = 0 [pid 5898] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5897] <... rseq resumed>) = 0 [pid 5896] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] <... write resumed>) = 18 [pid 5894] <... mmap resumed>) = 0x20000000 [pid 5893] <... mmap resumed>) = 0x20000000 [pid 5892] <... mmap resumed>) = 0x20000000 [pid 5891] <... mmap resumed>) = 0x20000000 [pid 5890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5888] <... clone3 resumed> => {parent_tid=[5898]}, 88) = 5898 [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5898] <... rseq resumed>) = 0 [pid 5897] set_robust_list(0x7fb84f2059a0, 24 [pid 5895] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5889] exit_group(0 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] <... exit_group resumed>) = ? [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5898] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 5893] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = 0 [pid 5888] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5897] <... set_robust_list resumed>) = 0 [pid 5896] <... futex resumed>) = ? [pid 5895] <... futex resumed>) = 0 [pid 5894] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5893] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = ? [pid 5890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5888] <... futex resumed>) = 0 [pid 5887] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] +++ exited with 0 +++ [pid 5895] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5888] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] <... futex resumed>) = 0 [pid 5898] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5895] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5887] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... madvise resumed>) = 0 [pid 5897] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5893] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5892] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] <... clone3 resumed> => {parent_tid=[5899]}, 88) = 5899 [pid 5897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5897] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5899 attached [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] <... rseq resumed>) = 0 [pid 5895] <... mmap resumed>) = 0x7fb84f206000 [pid 5899] set_robust_list(0x7fb84f2059a0, 24 [pid 5895] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5899] <... set_robust_list resumed>) = 0 [pid 5895] <... mprotect resumed>) = 0 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5899] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5900 attached [pid 5898] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... madvise resumed>) = 0 [pid 5891] +++ exited with 0 +++ [pid 5890] <... futex resumed>) = 0 [pid 5889] +++ exited with 0 +++ [pid 5898] <... futex resumed>) = 1 [pid 5895] <... clone3 resumed> => {parent_tid=[5900]}, 88) = 5900 [pid 5900] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5888] <... futex resumed>) = 0 [pid 5900] <... rseq resumed>) = 0 [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5900] set_robust_list(0x7fb84f2269a0, 24 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] exit_group(0 [pid 5900] <... set_robust_list resumed>) = 0 [pid 5895] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... exit_group resumed>) = ? [pid 5900] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] <... futex resumed>) = 0 [pid 5894] <... futex resumed>) = ? [pid 5900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5894] +++ exited with 0 +++ [pid 5900] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5895] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5890] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... openat resumed>) = 3 [pid 5899] <... madvise resumed>) = 0 [pid 5897] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5900] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5900] <... futex resumed>) = 1 [pid 5899] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... futex resumed>) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5900] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] <... futex resumed>) = 1 [pid 5897] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 0 [pid 5887] exit_group(0 [pid 5900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5899] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5897] <... futex resumed>) = ? [pid 5895] <... futex resumed>) = 0 [pid 5893] <... futex resumed>) = ? [pid 5890] exit_group(0 [pid 5887] <... exit_group resumed>) = ? [pid 5900] dup(3 [pid 5899] <... futex resumed>) = ? [pid 5898] +++ exited with 0 +++ [pid 5897] +++ exited with 0 +++ [pid 5895] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] +++ exited with 0 +++ [pid 5892] <... futex resumed>) = ? [pid 5890] <... exit_group resumed>) = ? [pid 5888] +++ exited with 0 +++ [pid 5838] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5900] <... dup resumed>) = 4 [pid 5899] +++ exited with 0 +++ [pid 5892] +++ exited with 0 +++ [pid 5887] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5900] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5890] +++ exited with 0 +++ [pid 5838] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5900] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5838] <... openat resumed>) = 3 [pid 5900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5895] <... futex resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] newfstatat(3, "", [pid 5900] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5895] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... openat resumed>) = 3 [pid 5838] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(3, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] getdents64(3, [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] unlink("./3/binderfs" [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... unlink resumed>) = 0 [pid 5844] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] close(3 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... close resumed>) = 0 [pid 5844] unlink("./3/binderfs" [pid 5839] unlink("./3/binderfs" [pid 5838] rmdir("./3" [pid 5844] <... unlink resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... unlink resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5900] <... mmap resumed>) = 0x20000000 [pid 5844] close(3 [pid 5841] <... openat resumed>) = 3 [pid 5839] getdents64(3, [pid 5838] mkdir("./4", 0777 [pid 5900] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] newfstatat(3, "", [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5900] <... futex resumed>) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] close(3 [pid 5838] <... mkdir resumed>) = 0 [pid 5895] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5841] getdents64(3, [pid 5895] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5900] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5844] rmdir("./3" [pid 5839] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] rmdir("./3" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... rmdir resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5839] mkdir("./4", 0777./strace-static-x86_64: Process 5901 attached [pid 5844] mkdir("./4", 0777 [pid 5841] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5901] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5901 [pid 5841] unlink("./3/binderfs" [pid 5901] <... set_robust_list resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... unlink resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached [pid 5901] chdir("./4" [pid 5841] getdents64(3, ./strace-static-x86_64: Process 5902 attached [pid 5901] <... chdir resumed>) = 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 [pid 5903] set_robust_list(0x555566ac76a0, 24 [pid 5900] <... madvise resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5902] set_robust_list(0x555566ac76a0, 24 [pid 5900] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] close(3 [pid 5902] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5903 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5902 [pid 5903] chdir("./4" [pid 5902] chdir("./4" [pid 5901] <... openat resumed>) = 3 [pid 5900] <... futex resumed>) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5903] <... chdir resumed>) = 0 [pid 5902] <... chdir resumed>) = 0 [pid 5901] write(3, "1000", 4 [pid 5900] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] exit_group(0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5901] <... write resumed>) = 4 [pid 5900] <... futex resumed>) = ? [pid 5895] <... exit_group resumed>) = ? [pid 5841] rmdir("./3" [pid 5903] <... prctl resumed>) = 0 [pid 5902] <... prctl resumed>) = 0 [pid 5901] close(3 [pid 5900] +++ exited with 0 +++ [pid 5902] setpgid(0, 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5841] mkdir("./4", 0777) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5903] setpgid(0, 0 [pid 5902] <... setpgid resumed>) = 0 [pid 5901] <... close resumed>) = 0 [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5901] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 5904 attached [pid 5901] write(1, "executing program\n", 18executing program [pid 5903] <... setpgid resumed>) = 0 [pid 5902] <... openat resumed>) = 3 [pid 5901] <... write resumed>) = 18 [pid 5901] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5902] write(3, "1000", 4 [pid 5901] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5902] <... write resumed>) = 4 [pid 5901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5902] close(3 [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] <... close resumed>) = 0 [pid 5901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5902] symlink("/dev/binderfs", "./binderfs" [pid 5901] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5902] <... symlink resumed>) = 0 [pid 5901] <... mprotect resumed>) = 0 executing program [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] write(1, "executing program\n", 18 [pid 5901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5904] set_robust_list(0x555566ac76a0, 24 [pid 5903] <... openat resumed>) = 3 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5904 [pid 5902] <... write resumed>) = 18 [pid 5901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] <... set_robust_list resumed>) = 0 [pid 5902] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] write(3, "1000", 4 [pid 5901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5902] <... futex resumed>) = 0 [pid 5903] <... write resumed>) = 4 [pid 5902] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, ./strace-static-x86_64: Process 5905 attached [pid 5904] chdir("./4" [pid 5902] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5903] close(3 [pid 5901] <... clone3 resumed> => {parent_tid=[5905]}, 88) = 5905 [pid 5905] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5902] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5905] <... rseq resumed>) = 0 [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] set_robust_list(0x7fb84f2269a0, 24 [pid 5902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5902] <... mmap resumed>) = 0x7fb84f206000 [pid 5901] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5902] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5901] <... futex resumed>) = 0 [pid 5905] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5902] <... mprotect resumed>) = 0 [pid 5901] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5904] <... chdir resumed>) = 0 [pid 5903] <... close resumed>) = 0 [pid 5903] symlink("/dev/binderfs", "./binderfs" [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] <... symlink resumed>) = 0 [pid 5902] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5904] setpgid(0, 0 [pid 5903] write(1, "executing program\n", 18 [pid 5904] <... setpgid resumed>) = 0 [pid 5903] <... write resumed>) = 18 [pid 5902] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5903] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5906 attached ) = 0 [pid 5906] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5904] <... openat resumed>) = 3 [pid 5903] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5902] <... clone3 resumed> => {parent_tid=[5906]}, 88) = 5906 [pid 5906] <... rseq resumed>) = 0 [pid 5903] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5902] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] set_robust_list(0x7fb84f2269a0, 24 [pid 5904] write(3, "1000", 4 [pid 5903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5906] <... set_robust_list resumed>) = 0 [pid 5904] <... write resumed>) = 4 [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] close(3 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5902] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... close resumed>) = 0 [pid 5903] <... mmap resumed>) = 0x7fb84f206000 [pid 5902] <... futex resumed>) = 0 [pid 5906] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5904] symlink("/dev/binderfs", "./binderfs" [pid 5903] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5904] <... symlink resumed>) = 0 [pid 5903] <... mprotect resumed>) = 0 [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 5904] write(1, "executing program\n", 18 [pid 5903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] <... write resumed>) = 18 [pid 5903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5907 attached [pid 5904] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5903] <... clone3 resumed> => {parent_tid=[5907]}, 88) = 5907 [pid 5904] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] set_robust_list(0x7fb84f2269a0, 24 [pid 5904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5903] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5903] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... mmap resumed>) = 0x7fb84f206000 [pid 5907] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5904] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5907] <... openat resumed>) = 3 [pid 5906] <... openat resumed>) = 3 [pid 5905] <... openat resumed>) = 3 [pid 5895] +++ exited with 0 +++ [pid 5907] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5902] <... futex resumed>) = 0 [pid 5906] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5902] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... futex resumed>) = 1 [pid 5906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5902] <... futex resumed>) = 0 [pid 5906] dup(3 [pid 5902] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] <... dup resumed>) = 4 [pid 5906] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5903] <... futex resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5906] <... futex resumed>) = 1 [pid 5905] <... futex resumed>) = 1 [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5903] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5908 attached [pid 5907] <... futex resumed>) = 0 [pid 5906] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] dup(3 [pid 5903] <... futex resumed>) = 1 [pid 5902] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5907] dup(3 [pid 5906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5905] <... dup resumed>) = 4 [pid 5904] <... clone3 resumed> => {parent_tid=[5908]}, 88) = 5908 [pid 5903] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5908] <... rseq resumed>) = 0 [pid 5907] <... dup resumed>) = 4 [pid 5906] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5905] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5902] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5908] set_robust_list(0x7fb84f2269a0, 24 [pid 5907] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] <... futex resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5908] <... set_robust_list resumed>) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5905] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5904] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5907] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5904] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5904] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] newfstatat(3, "", [pid 5908] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5908] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5908] <... futex resumed>) = 0 [pid 5908] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] getdents64(3, [pid 5908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5904] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5908] dup(3 [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... dup resumed>) = 4 [pid 5908] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5904] <... futex resumed>) = 0 [pid 5908] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5904] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./3/binderfs") = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./3") = 0 [pid 5840] mkdir("./4", 0777) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555566ac7690) = 5909 ./strace-static-x86_64: Process 5909 attached [pid 5909] set_robust_list(0x555566ac76a0, 24) = 0 [pid 5909] chdir("./4") = 0 [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5909] setpgid(0, 0) = 0 [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5902] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5909] write(3, "1000", 4 [pid 5902] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... write resumed>) = 4 [pid 5902] <... futex resumed>) = 0 [pid 5909] close(3 [pid 5902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5909] <... close resumed>) = 0 [pid 5909] symlink("/dev/binderfs", "./binderfs" [pid 5902] <... mmap resumed>) = 0x7fb84f1e5000 executing program [pid 5909] <... symlink resumed>) = 0 [pid 5902] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5909] write(1, "executing program\n", 18) = 18 [pid 5902] <... mprotect resumed>) = 0 [pid 5909] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5909] <... futex resumed>) = 0 [pid 5902] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5909] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5902] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5901] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5901] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5910 attached [pid 5909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5903] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 5910] set_robust_list(0x7fb84f2059a0, 24 [pid 5903] <... futex resumed>) = 0 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5910] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5903] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5903] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5902] <... clone3 resumed> => {parent_tid=[5910]}, 88) = 5910 [pid 5901] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5903] <... mprotect resumed>) = 0 [pid 5902] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5909] <... mmap resumed>) = 0x7fb84f206000 [pid 5904] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5909] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5904] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5902] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... mprotect resumed>) = 0 [pid 5910] <... futex resumed>) = 0 [pid 5909] <... mprotect resumed>) = 0 [pid 5904] <... mprotect resumed>) = 0 [pid 5903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5902] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5911 attached [pid 5910] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5909] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5902] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5911] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5909] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5903] <... clone3 resumed> => {parent_tid=[5911]}, 88) = 5911 [pid 5909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5912 attached ./strace-static-x86_64: Process 5913 attached [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5911] <... rseq resumed>) = 0 [pid 5910] <... madvise resumed>) = 0 [pid 5904] <... clone3 resumed> => {parent_tid=[5913]}, 88) = 5913 [pid 5903] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5903] <... futex resumed>) = 0 [pid 5911] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... clone3 resumed> => {parent_tid=[5912]}, 88) = 5912 ./strace-static-x86_64: Process 5914 attached [pid 5912] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5913] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5911] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] <... futex resumed>) = 0 [pid 5914] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5912] <... rseq resumed>) = 0 [pid 5913] <... rseq resumed>) = 0 [pid 5911] <... madvise resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... rseq resumed>) = 0 [pid 5909] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] set_robust_list(0x7fb84f2269a0, 24 [pid 5913] set_robust_list(0x7fb84f2059a0, 24 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5909] <... futex resumed>) = 0 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5909] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] set_robust_list(0x7fb84f2059a0, 24 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5910] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5913] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5910] <... futex resumed>) = 1 [pid 5902] <... futex resumed>) = 0 [pid 5901] <... clone3 resumed> => {parent_tid=[5914]}, 88) = 5914 [pid 5910] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] <... set_robust_list resumed>) = 0 [pid 5914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5914] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5911] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5911] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] <... openat resumed>) = 3 [pid 5901] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5912] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5912] <... futex resumed>) = 1 [pid 5909] <... futex resumed>) = 0 [pid 5901] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] dup(3 [pid 5913] <... madvise resumed>) = 0 [pid 5909] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... dup resumed>) = 4 [pid 5913] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... futex resumed>) = 0 [pid 5912] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... futex resumed>) = 1 [pid 5909] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5913] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5914] <... madvise resumed>) = 0 [pid 5912] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5909] <... futex resumed>) = 0 [pid 5912] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5909] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5914] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] <... mmap resumed>) = 0x20000000 [pid 5905] <... mmap resumed>) = 0x20000000 [pid 5907] <... mmap resumed>) = 0x20000000 [pid 5906] <... mmap resumed>) = 0x20000000 [pid 5906] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] exit_group(0 [pid 5910] <... futex resumed>) = ? [pid 5906] <... futex resumed>) = ? [pid 5905] <... futex resumed>) = 0 [pid 5902] <... exit_group resumed>) = ? [pid 5901] exit_group(0 [pid 5914] <... futex resumed>) = ? [pid 5910] +++ exited with 0 +++ [pid 5907] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] +++ exited with 0 +++ [pid 5901] <... exit_group resumed>) = ? [pid 5914] +++ exited with 0 +++ [pid 5908] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... futex resumed>) = 0 [pid 5905] +++ exited with 0 +++ [pid 5903] exit_group(0 [pid 5911] <... futex resumed>) = ? [pid 5908] <... futex resumed>) = 0 [pid 5903] <... exit_group resumed>) = ? [pid 5911] +++ exited with 0 +++ [pid 5908] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] +++ exited with 0 +++ [pid 5903] +++ exited with 0 +++ [pid 5902] +++ exited with 0 +++ [pid 5904] exit_group(0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5913] <... futex resumed>) = ? [pid 5908] <... futex resumed>) = ? [pid 5904] <... exit_group resumed>) = ? [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5913] +++ exited with 0 +++ [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5839] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", [pid 5909] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5901] +++ exited with 0 +++ [pid 5909] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5909] <... futex resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5908] +++ exited with 0 +++ [pid 5904] +++ exited with 0 +++ [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... restart_syscall resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5839] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5844] <... openat resumed>) = 3 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5912] <... mmap resumed>) = 0x20000000 [pid 5909] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5844] newfstatat(3, "", [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] unlink("./4/binderfs" [pid 5838] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5912] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] <... mprotect resumed>) = 0 [pid 5844] getdents64(3, [pid 5838] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5912] <... futex resumed>) = 0 [pid 5909] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... openat resumed>) = 3 [pid 5912] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... unlink resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] getdents64(3, ./strace-static-x86_64: Process 5915 attached [pid 5844] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5841] <... openat resumed>) = 3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5915] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5909] <... clone3 resumed> => {parent_tid=[5915]}, 88) = 5915 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(3, "", [pid 5839] close(3 [pid 5915] <... rseq resumed>) = 0 [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] unlink("./4/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5915] set_robust_list(0x7fb84f2059a0, 24 [pid 5841] getdents64(3, [pid 5915] <... set_robust_list resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... close resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5909] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 5841] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] rmdir("./4" [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5909] <... futex resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5915] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5844] close(3 [pid 5841] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... close resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5844] rmdir("./4" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5844] <... rmdir resumed>) = 0 [pid 5839] mkdir("./5", 0777 [pid 5844] mkdir("./5", 0777 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] unlink("./4/binderfs" [pid 5839] <... mkdir resumed>) = 0 [pid 5838] unlink("./4/binderfs" [pid 5915] <... madvise resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... unlink resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... unlink resumed>) = 0 [pid 5841] getdents64(3, [pid 5838] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5916 attached [pid 5841] close(3 [pid 5838] close(3 [pid 5916] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5916] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5917 attached [pid 5916] chdir("./5" [pid 5915] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] rmdir("./4" [pid 5838] rmdir("./4" [pid 5917] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5916 [pid 5917] <... set_robust_list resumed>) = 0 [pid 5915] <... futex resumed>) = 1 [pid 5909] <... futex resumed>) = 0 [pid 5915] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] exit_group(0 [pid 5917] chdir("./5" [pid 5915] <... futex resumed>) = ? [pid 5912] <... futex resumed>) = ? [pid 5909] <... exit_group resumed>) = ? [pid 5841] <... rmdir resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5917 [pid 5917] <... chdir resumed>) = 0 [pid 5916] <... chdir resumed>) = 0 [pid 5915] +++ exited with 0 +++ [pid 5838] <... rmdir resumed>) = 0 [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5917] <... prctl resumed>) = 0 [pid 5916] <... prctl resumed>) = 0 [pid 5917] setpgid(0, 0 [pid 5916] setpgid(0, 0 [pid 5841] mkdir("./5", 0777 [pid 5838] mkdir("./5", 0777 [pid 5917] <... setpgid resumed>) = 0 [pid 5916] <... setpgid resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5918 attached [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... mkdir resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5918 [pid 5918] set_robust_list(0x555566ac76a0, 24 [pid 5917] <... openat resumed>) = 3 [pid 5916] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5918] <... set_robust_list resumed>) = 0 [pid 5917] write(3, "1000", 4 [pid 5916] write(3, "1000", 4 [pid 5918] chdir("./5" [pid 5917] <... write resumed>) = 4 [pid 5916] <... write resumed>) = 4 [pid 5918] <... chdir resumed>) = 0 [pid 5917] close(3 [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5918] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5919 attached [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5917] <... close resumed>) = 0 [pid 5916] close(3 [pid 5919] set_robust_list(0x555566ac76a0, 24 [pid 5918] <... openat resumed>) = 3 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5918] write(3, "1000", 4 [pid 5919] chdir("./5" [pid 5918] <... write resumed>) = 4 [pid 5919] <... chdir resumed>) = 0 [pid 5918] close(3 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5918] <... close resumed>) = 0 [pid 5919] <... prctl resumed>) = 0 [pid 5918] symlink("/dev/binderfs", "./binderfs" [pid 5919] setpgid(0, 0 [pid 5918] <... symlink resumed>) = 0 [pid 5919] <... setpgid resumed>) = 0 [pid 5918] write(1, "executing program\n", 18 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5918] <... write resumed>) = 18 [pid 5918] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5918] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5919] <... openat resumed>) = 3 [pid 5918] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5919] write(3, "1000", 4 [pid 5918] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5919] <... write resumed>) = 4 [pid 5918] <... mprotect resumed>) = 0 [pid 5919] close(3) = 0 [pid 5918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5917] symlink("/dev/binderfs", "./binderfs" [pid 5916] <... close resumed>) = 0 [pid 5912] +++ exited with 0 +++ [pid 5909] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5919 executing program [pid 5919] write(1, "executing program\n", 18 [pid 5918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5917] <... symlink resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5916] symlink("/dev/binderfs", "./binderfs" [pid 5919] <... write resumed>) = 18 ./strace-static-x86_64: Process 5920 attached [pid 5919] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... clone3 resumed> => {parent_tid=[5920]}, 88) = 5920 [pid 5916] <... symlink resumed>) = 0 [pid 5920] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5919] <... futex resumed>) = 0 [pid 5918] rt_sigprocmask(SIG_SETMASK, [], executing program executing program [pid 5917] write(1, "executing program\n", 18 [pid 5916] write(1, "executing program\n", 18 [pid 5920] <... rseq resumed>) = 0 [pid 5916] <... write resumed>) = 18 [pid 5920] set_robust_list(0x7fb84f2269a0, 24 [pid 5917] <... write resumed>) = 18 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5916] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = 0 [pid 5920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5916] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5920] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5916] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5917] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5916] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5919] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5919] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5918] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5920] <... futex resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5918] <... futex resumed>) = 1 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5920] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5916] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] <... openat resumed>) = 3 [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5917] <... mmap resumed>) = 0x7fb84f206000 [pid 5916] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] newfstatat(3, "", [pid 5920] <... openat resumed>) = 3 [pid 5919] <... mmap resumed>) = 0x7fb84f206000 [pid 5917] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5916] <... mprotect resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5920] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] getdents64(3, [pid 5919] <... mprotect resumed>) = 0 [pid 5917] <... mprotect resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5916] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5920] <... futex resumed>) = 1 [pid 5919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5918] <... futex resumed>) = 0 [pid 5917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5920] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5918] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] newfstatat(AT_FDCWD, "./4/binderfs", ./strace-static-x86_64: Process 5921 attached [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5918] <... futex resumed>) = 0 [pid 5917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5916] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5921] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5920] dup(3 [pid 5919] <... clone3 resumed> => {parent_tid=[5921]}, 88) = 5921 [pid 5918] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5921] <... rseq resumed>) = 0 [pid 5920] <... dup resumed>) = 4 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] unlink("./4/binderfs"./strace-static-x86_64: Process 5923 attached ./strace-static-x86_64: Process 5922 attached [pid 5921] set_robust_list(0x7fb84f2269a0, 24 [pid 5920] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5922] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5921] <... set_robust_list resumed>) = 0 [pid 5920] <... futex resumed>) = 1 [pid 5919] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... futex resumed>) = 0 [pid 5917] <... clone3 resumed> => {parent_tid=[5923]}, 88) = 5923 [pid 5916] <... clone3 resumed> => {parent_tid=[5922]}, 88) = 5922 [pid 5840] <... unlink resumed>) = 0 [pid 5923] <... rseq resumed>) = 0 [pid 5922] <... rseq resumed>) = 0 [pid 5921] rt_sigprocmask(SIG_SETMASK, [], [pid 5920] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] <... futex resumed>) = 0 [pid 5918] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5916] rt_sigprocmask(SIG_SETMASK, [], [pid 5923] set_robust_list(0x7fb84f2269a0, 24 [pid 5922] set_robust_list(0x7fb84f2269a0, 24 [pid 5921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5919] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... futex resumed>) = 0 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] getdents64(3, [pid 5923] <... set_robust_list resumed>) = 0 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5921] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5920] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5918] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5922] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] <... openat resumed>) = 3 [pid 5917] <... futex resumed>) = 0 [pid 5916] <... futex resumed>) = 0 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] close(3 [pid 5923] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5922] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5921] <... futex resumed>) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5923] <... openat resumed>) = 3 [pid 5922] <... openat resumed>) = 3 [pid 5921] dup(3 [pid 5919] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... close resumed>) = 0 [pid 5923] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... dup resumed>) = 4 [pid 5919] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5922] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... futex resumed>) = 0 [pid 5840] rmdir("./4" [pid 5923] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] <... futex resumed>) = 1 [pid 5921] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = 0 [pid 5916] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] <... futex resumed>) = 0 [pid 5922] dup(3 [pid 5916] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... dup resumed>) = 4 [pid 5922] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] dup(3 [pid 5921] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5919] <... futex resumed>) = 0 [pid 5840] mkdir("./5", 0777 [pid 5923] <... dup resumed>) = 4 [pid 5922] <... futex resumed>) = 1 [pid 5916] <... futex resumed>) = 0 [pid 5922] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5916] <... futex resumed>) = 0 [pid 5922] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5916] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5919] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... mkdir resumed>) = 0 [pid 5923] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5924 attached [pid 5923] <... futex resumed>) = 1 [pid 5917] <... futex resumed>) = 0 [pid 5923] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] <... futex resumed>) = 0 [pid 5923] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5924] set_robust_list(0x555566ac76a0, 24 [pid 5917] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5924 [pid 5924] <... set_robust_list resumed>) = 0 [pid 5924] chdir("./5") = 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 5918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5924] write(3, "1000", 4) = 4 [pid 5924] close(3) = 0 [pid 5924] symlink("/dev/binderfs", "./binderfs" [pid 5918] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 5924] <... symlink resumed>) = 0 [pid 5919] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5918] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5916] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5924] write(1, "executing program\n", 18 [pid 5919] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5916] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... write resumed>) = 18 [pid 5919] <... futex resumed>) = 0 [pid 5918] <... mprotect resumed>) = 0 [pid 5916] <... futex resumed>) = 0 [pid 5924] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5924] <... futex resumed>) = 0 [pid 5919] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5924] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5919] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5925 attached [pid 5924] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5919] <... mprotect resumed>) = 0 [pid 5917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5916] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5925] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5918] <... clone3 resumed> => {parent_tid=[5925]}, 88) = 5925 [pid 5917] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5924] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5918] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5925] <... rseq resumed>) = 0 [pid 5919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5925] set_robust_list(0x7fb84f2059a0, 24 [pid 5924] <... mprotect resumed>) = 0 [pid 5919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5918] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5916] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5926 attached [pid 5925] <... set_robust_list resumed>) = 0 [pid 5924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5918] <... futex resumed>) = 0 [pid 5925] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5918] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... mprotect resumed>) = 0 [pid 5916] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5919] <... clone3 resumed> => {parent_tid=[5926]}, 88) = 5926 [pid 5917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5916] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5927 attached [pid 5926] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5925] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5927] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5926] <... rseq resumed>) = 0 [pid 5925] <... madvise resumed>) = 0 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5916] <... clone3 resumed> => {parent_tid=[5928]}, 88) = 5928 [pid 5917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5928 attached [pid 5926] set_robust_list(0x7fb84f2059a0, 24 [pid 5919] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5929 attached [pid 5927] <... rseq resumed>) = 0 [pid 5926] <... set_robust_list resumed>) = 0 [pid 5924] <... clone3 resumed> => {parent_tid=[5927]}, 88) = 5927 [pid 5919] <... futex resumed>) = 0 [pid 5917] <... clone3 resumed> => {parent_tid=[5929]}, 88) = 5929 [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5927] set_robust_list(0x7fb84f2269a0, 24 [pid 5926] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] rt_sigprocmask(SIG_SETMASK, [], [pid 5919] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5916] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... rseq resumed>) = 0 [pid 5928] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5927] <... set_robust_list resumed>) = 0 [pid 5926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] <... rseq resumed>) = 0 [pid 5926] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5928] set_robust_list(0x7fb84f2059a0, 24 [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5926] <... madvise resumed>) = 0 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] set_robust_list(0x7fb84f2059a0, 24 [pid 5924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5916] <... futex resumed>) = 0 [pid 5929] <... set_robust_list resumed>) = 0 [pid 5924] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] <... futex resumed>) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5924] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5927] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5928] <... set_robust_list resumed>) = 0 [pid 5925] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5925] <... futex resumed>) = 1 [pid 5918] <... futex resumed>) = 0 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5925] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5929] <... madvise resumed>) = 0 [pid 5927] <... openat resumed>) = 3 [pid 5927] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5926] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5927] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] <... madvise resumed>) = 0 [pid 5924] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5927] dup(3 [pid 5929] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... dup resumed>) = 4 [pid 5924] <... futex resumed>) = 0 [pid 5929] <... futex resumed>) = 1 [pid 5927] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = 0 [pid 5924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5928] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5924] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = 1 [pid 5916] <... futex resumed>) = 0 [pid 5928] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] <... futex resumed>) = 0 [pid 5924] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] <... mmap resumed>) = 0x20000000 [pid 5922] <... mmap resumed>) = 0x20000000 [pid 5921] <... mmap resumed>) = 0x20000000 [pid 5920] <... mmap resumed>) = 0x20000000 [pid 5923] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] exit_group(0 [pid 5928] <... futex resumed>) = ? [pid 5923] <... futex resumed>) = 0 [pid 5922] <... futex resumed>) = ? [pid 5921] <... futex resumed>) = 0 [pid 5920] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... exit_group resumed>) = ? [pid 5928] +++ exited with 0 +++ [pid 5923] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] +++ exited with 0 +++ [pid 5921] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5920] <... futex resumed>) = 0 [pid 5919] exit_group(0 [pid 5918] exit_group(0 [pid 5917] exit_group(0 [pid 5916] +++ exited with 0 +++ [pid 5929] <... futex resumed>) = ? [pid 5926] <... futex resumed>) = ? [pid 5925] <... futex resumed>) = ? [pid 5923] <... futex resumed>) = ? [pid 5921] <... futex resumed>) = ? [pid 5919] <... exit_group resumed>) = ? [pid 5918] <... exit_group resumed>) = ? [pid 5917] <... exit_group resumed>) = ? [pid 5929] +++ exited with 0 +++ [pid 5926] +++ exited with 0 +++ [pid 5925] +++ exited with 0 +++ [pid 5923] +++ exited with 0 +++ [pid 5921] +++ exited with 0 +++ [pid 5920] +++ exited with 0 +++ [pid 5927] <... mmap resumed>) = 0x20000000 [pid 5919] +++ exited with 0 +++ [pid 5917] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5927] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5927] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5927] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5924] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5918] +++ exited with 0 +++ [pid 5839] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5924] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5844] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 5844] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5927] <... madvise resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] <... restart_syscall resumed>) = 0 [pid 5927] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] getdents64(3, [pid 5927] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5927] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] exit_group(0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5927] <... futex resumed>) = ? [pid 5924] <... exit_group resumed>) = ? [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5927] +++ exited with 0 +++ [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5838] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] unlink("./5/binderfs" [pid 5841] unlink("./5/binderfs" [pid 5838] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... unlink resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5841] <... unlink resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] newfstatat(3, "", [pid 5841] getdents64(3, [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] close(3 [pid 5838] getdents64(3, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] close(3 [pid 5839] <... close resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5841] <... close resumed>) = 0 [pid 5839] rmdir("./5" [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] rmdir("./5" [pid 5839] <... rmdir resumed>) = 0 [pid 5838] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] unlink("./5/binderfs" [pid 5841] <... rmdir resumed>) = 0 [pid 5839] mkdir("./6", 0777 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... unlink resumed>) = 0 [pid 5841] mkdir("./6", 0777 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5844] getdents64(3, [pid 5841] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] unlink("./5/binderfs"./strace-static-x86_64: Process 5930 attached [pid 5844] close(3 [pid 5838] <... unlink resumed>) = 0 [pid 5930] set_robust_list(0x555566ac76a0, 24) = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5930] chdir("./6" [pid 5838] close(3./strace-static-x86_64: Process 5931 attached [pid 5930] <... chdir resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5930 [pid 5838] <... close resumed>) = 0 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] rmdir("./5" [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5931 [pid 5838] rmdir("./5" [pid 5931] set_robust_list(0x555566ac76a0, 24 [pid 5930] <... prctl resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5838] mkdir("./6", 0777 [pid 5931] <... set_robust_list resumed>) = 0 [pid 5930] setpgid(0, 0 [pid 5844] mkdir("./6", 0777 [pid 5838] <... mkdir resumed>) = 0 [pid 5931] chdir("./6" [pid 5930] <... setpgid resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5932 attached [pid 5931] <... chdir resumed>) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5930] <... openat resumed>) = 3 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5933 attached [pid 5932] set_robust_list(0x555566ac76a0, 24 [pid 5931] <... prctl resumed>) = 0 [pid 5930] write(3, "1000", 4 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5932 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5933 [pid 5933] set_robust_list(0x555566ac76a0, 24 [pid 5932] <... set_robust_list resumed>) = 0 [pid 5931] setpgid(0, 0 [pid 5930] <... write resumed>) = 4 [pid 5924] +++ exited with 0 +++ [pid 5933] <... set_robust_list resumed>) = 0 [pid 5932] chdir("./6" [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5933] chdir("./6") = 0 [pid 5932] <... chdir resumed>) = 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5931] <... setpgid resumed>) = 0 [pid 5930] close(3 [pid 5933] <... prctl resumed>) = 0 [pid 5932] <... prctl resumed>) = 0 [pid 5933] setpgid(0, 0 [pid 5932] setpgid(0, 0 [pid 5840] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5933] <... setpgid resumed>) = 0 [pid 5932] <... setpgid resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5930] <... close resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5933] <... openat resumed>) = 3 [pid 5930] symlink("/dev/binderfs", "./binderfs" [pid 5931] <... openat resumed>) = 3 [pid 5932] <... openat resumed>) = 3 [pid 5931] write(3, "1000", 4 [pid 5930] <... symlink resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5933] write(3, "1000", 4 [pid 5932] write(3, "1000", 4 [pid 5840] newfstatat(3, "", [pid 5933] <... write resumed>) = 4 [pid 5932] <... write resumed>) = 4 [pid 5931] <... write resumed>) = 4 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 5933] close(3 [pid 5932] close(3 [pid 5931] close(3 [pid 5930] write(1, "executing program\n", 18 [pid 5840] getdents64(3, [pid 5933] <... close resumed>) = 0 [pid 5932] <... close resumed>) = 0 [pid 5931] <... close resumed>) = 0 [pid 5930] <... write resumed>) = 18 [pid 5933] symlink("/dev/binderfs", "./binderfs" [pid 5932] symlink("/dev/binderfs", "./binderfs" [pid 5931] symlink("/dev/binderfs", "./binderfs" [pid 5930] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5930] <... futex resumed>) = 0 [pid 5933] <... symlink resumed>) = 0 [pid 5932] <... symlink resumed>) = 0 [pid 5931] <... symlink resumed>) = 0 [pid 5930] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 5933] write(1, "executing program\n", 18 [pid 5932] write(1, "executing program\n", 18executing program [pid 5933] <... write resumed>) = 18 [pid 5932] <... write resumed>) = 18 [pid 5933] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5931] write(1, "executing program\n", 18 [pid 5930] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5932] <... futex resumed>) = 0 [pid 5931] <... write resumed>) = 18 [pid 5930] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5840] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5931] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5930] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] unlink("./5/binderfs" [pid 5931] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5933] <... futex resumed>) = 0 [pid 5932] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] <... unlink resumed>) = 0 [pid 5933] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5932] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5933] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5931] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5930] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] getdents64(3, [pid 5933] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5930] <... mprotect resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] close(3 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5932] <... mmap resumed>) = 0x7fb84f206000 [pid 5931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5930] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... close resumed>) = 0 [pid 5933] <... mmap resumed>) = 0x7fb84f206000 [pid 5932] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5931] <... mmap resumed>) = 0x7fb84f206000 [pid 5933] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5932] <... mprotect resumed>) = 0 [pid 5931] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5930] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5840] rmdir("./5" [pid 5933] <... mprotect resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5933] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5932] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] <... rmdir resumed>) = 0 [pid 5931] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5935 attached ./strace-static-x86_64: Process 5934 attached ./strace-static-x86_64: Process 5936 attached [pid 5936] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 5931] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5936] set_robust_list(0x7fb84f2269a0, 24 [pid 5933] <... clone3 resumed> => {parent_tid=[5934]}, 88) = 5934 [pid 5932] <... clone3 resumed> => {parent_tid=[5935]}, 88) = 5935 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5932] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5935] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5934] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5933] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5930] <... clone3 resumed> => {parent_tid=[5936]}, 88) = 5936 [pid 5840] mkdir("./6", 0777 [pid 5935] <... rseq resumed>) = 0 [pid 5934] <... rseq resumed>) = 0 [pid 5933] <... futex resumed>) = 0 [pid 5932] <... futex resumed>) = 0 [pid 5931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5930] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5937 attached [pid 5934] set_robust_list(0x7fb84f2269a0, 24 [pid 5933] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5935] set_robust_list(0x7fb84f2269a0, 24 [pid 5934] <... set_robust_list resumed>) = 0 [pid 5931] <... clone3 resumed> => {parent_tid=[5937]}, 88) = 5937 [pid 5930] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... mkdir resumed>) = 0 [pid 5937] <... rseq resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5935] <... set_robust_list resumed>) = 0 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] rt_sigprocmask(SIG_SETMASK, [], [pid 5930] <... futex resumed>) = 1 [pid 5937] set_robust_list(0x7fb84f2269a0, 24 [pid 5936] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5937] <... set_robust_list resumed>) = 0 [pid 5936] <... openat resumed>) = 3 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5931] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5931] <... futex resumed>) = 0 [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... futex resumed>) = 1 [pid 5935] <... openat resumed>) = 3 [pid 5931] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] <... futex resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5936] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5938 attached [pid 5937] <... openat resumed>) = 3 [pid 5934] <... openat resumed>) = 3 [pid 5930] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... futex resumed>) = 0 [pid 5934] <... futex resumed>) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5930] <... futex resumed>) = 1 [pid 5938] set_robust_list(0x555566ac76a0, 24 [pid 5937] <... futex resumed>) = 1 [pid 5936] dup(3 [pid 5935] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] <... futex resumed>) = 0 [pid 5930] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... set_robust_list resumed>) = 0 [pid 5937] dup(3 [pid 5936] <... dup resumed>) = 4 [pid 5935] <... futex resumed>) = 1 [pid 5933] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... futex resumed>) = 0 [pid 5931] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] chdir("./6" [pid 5937] <... dup resumed>) = 4 [pid 5936] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] <... futex resumed>) = 0 [pid 5933] <... futex resumed>) = 1 [pid 5932] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... futex resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5938 [pid 5938] <... chdir resumed>) = 0 [pid 5937] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... futex resumed>) = 1 [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] dup(3 [pid 5933] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] <... futex resumed>) = 0 [pid 5931] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] <... futex resumed>) = 0 [pid 5938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5937] <... futex resumed>) = 0 [pid 5936] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5935] dup(3 [pid 5934] <... dup resumed>) = 4 [pid 5932] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5930] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... prctl resumed>) = 0 [pid 5937] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5935] <... dup resumed>) = 4 [pid 5934] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] <... futex resumed>) = 0 [pid 5938] setpgid(0, 0 [pid 5937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5935] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... futex resumed>) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5930] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... setpgid resumed>) = 0 [pid 5937] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5935] <... futex resumed>) = 1 [pid 5934] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5933] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... futex resumed>) = 0 [pid 5931] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5935] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 5938] <... openat resumed>) = 3 [pid 5938] write(3, "1000", 4) = 4 [pid 5938] close(3) = 0 [pid 5938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5938] write(1, "executing program\n", 18) = 18 [pid 5938] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5938] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5938] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5938] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5938] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[5939]}, 88) = 5939 [pid 5938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5938] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5939 attached ) = 0 [pid 5933] <... futex resumed>) = 0 [pid 5932] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] <... futex resumed>) = 1 [pid 5935] <... futex resumed>) = 0 [pid 5932] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5938] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 5939] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 5939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5939] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5939] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5938] <... futex resumed>) = 0 [pid 5938] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5938] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] dup(3) = 4 [pid 5939] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5938] <... futex resumed>) = 0 [pid 5938] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5938] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5930] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5930] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5930] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5930] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5940 attached => {parent_tid=[5940]}, 88) = 5940 [pid 5940] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5930] rt_sigprocmask(SIG_SETMASK, [], [pid 5940] <... rseq resumed>) = 0 [pid 5940] set_robust_list(0x7fb84f2059a0, 24 [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5940] <... set_robust_list resumed>) = 0 [pid 5940] rt_sigprocmask(SIG_SETMASK, [], [pid 5930] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] <... futex resumed>) = 0 [pid 5940] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5930] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] <... madvise resumed>) = 0 [pid 5931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5931] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5940] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5931] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5933] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... futex resumed>) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5932] <... futex resumed>) = 0 [pid 5931] <... mprotect resumed>) = 0 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5930] <... futex resumed>) = 0 [pid 5933] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5932] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5933] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5932] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5931] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5933] <... mprotect resumed>) = 0 [pid 5932] <... mprotect resumed>) = 0 [pid 5933] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5932] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5931] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5933] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5932] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[5941]}, 88) = 5941 ./strace-static-x86_64: Process 5941 attached [pid 5932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5941] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5932] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... clone3 resumed> => {parent_tid=[5942]}, 88) = 5942 [pid 5932] <... futex resumed>) = 0 [pid 5932] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5943 attached [pid 5941] <... rseq resumed>) = 0 [pid 5940] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5943] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5941] set_robust_list(0x7fb84f2059a0, 24 [pid 5933] <... clone3 resumed> => {parent_tid=[5943]}, 88) = 5943 [pid 5931] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... rseq resumed>) = 0 [pid 5941] <... set_robust_list resumed>) = 0 [pid 5931] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5942 attached [pid 5938] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] set_robust_list(0x7fb84f2059a0, 24 [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5941] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5933] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5943] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5942] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5941] <... madvise resumed>) = 0 [pid 5938] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... rseq resumed>) = 0 [pid 5938] <... futex resumed>) = 0 [pid 5942] set_robust_list(0x7fb84f2059a0, 24 [pid 5938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5942] <... set_robust_list resumed>) = 0 [pid 5943] <... madvise resumed>) = 0 [pid 5942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5938] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5942] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5938] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5938] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5933] <... futex resumed>) = 0 [pid 5943] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5933] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 1 [pid 5933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5932] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5944 attached [pid 5942] <... madvise resumed>) = 0 [pid 5944] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5938] <... clone3 resumed> => {parent_tid=[5944]}, 88) = 5944 [pid 5944] <... rseq resumed>) = 0 [pid 5938] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] set_robust_list(0x7fb84f2059a0, 24 [pid 5938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] <... set_robust_list resumed>) = 0 [pid 5938] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5943] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5938] <... futex resumed>) = 0 [pid 5934] <... mmap resumed>) = 0x20000000 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] <... mmap resumed>) = 0x20000000 [pid 5944] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5935] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... mmap resumed>) = 0x20000000 [pid 5937] <... mmap resumed>) = 0x20000000 [pid 5935] <... futex resumed>) = 0 [pid 5939] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] <... mmap resumed>) = 0x20000000 [pid 5932] exit_group(0 [pid 5942] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... futex resumed>) = ? [pid 5939] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5936] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = ? [pid 5934] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... exit_group resumed>) = ? [pid 5942] <... futex resumed>) = 1 [pid 5941] +++ exited with 0 +++ [pid 5939] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] <... futex resumed>) = 0 [pid 5935] +++ exited with 0 +++ [pid 5931] <... futex resumed>) = 0 [pid 5942] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] <... futex resumed>) = 0 [pid 5933] exit_group(0 [pid 5931] exit_group(0 [pid 5930] exit_group(0 [pid 5943] <... futex resumed>) = ? [pid 5942] <... futex resumed>) = ? [pid 5940] <... futex resumed>) = ? [pid 5937] <... futex resumed>) = ? [pid 5936] <... futex resumed>) = ? [pid 5933] <... exit_group resumed>) = ? [pid 5931] <... exit_group resumed>) = ? [pid 5930] <... exit_group resumed>) = ? [pid 5943] +++ exited with 0 +++ [pid 5942] +++ exited with 0 +++ [pid 5940] +++ exited with 0 +++ [pid 5937] +++ exited with 0 +++ [pid 5936] +++ exited with 0 +++ [pid 5944] <... madvise resumed>) = 0 [pid 5932] +++ exited with 0 +++ [pid 5944] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5944] <... futex resumed>) = 1 [pid 5938] <... futex resumed>) = 0 [pid 5930] +++ exited with 0 +++ [pid 5944] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5938] exit_group(0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5944] <... futex resumed>) = ? [pid 5939] <... futex resumed>) = ? [pid 5938] <... exit_group resumed>) = ? [pid 5839] --- 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 */} --- [pid 5944] +++ exited with 0 +++ [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5931] +++ exited with 0 +++ [pid 5934] +++ exited with 0 +++ [pid 5933] +++ exited with 0 +++ [pid 5844] --- 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 */} --- [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- 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 */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(3, "", [pid 5838] newfstatat(3, "", [pid 5844] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5839] getdents64(3, [pid 5838] getdents64(3, [pid 5844] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5838] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5844] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] unlink("./6/binderfs" [pid 5838] unlink("./6/binderfs" [pid 5844] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5841] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5839] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] getdents64(3, [pid 5838] getdents64(3, [pid 5844] unlink("./6/binderfs" [pid 5841] unlink("./6/binderfs" [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5839] close(3 [pid 5838] close(3 [pid 5839] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5839] rmdir("./6" [pid 5838] rmdir("./6" [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] mkdir("./7", 0777 [pid 5838] mkdir("./7", 0777 [pid 5844] close(3 [pid 5841] close(3 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5946 attached ./strace-static-x86_64: Process 5945 attached [pid 5844] rmdir("./6" [pid 5841] rmdir("./6" [pid 5946] set_robust_list(0x555566ac76a0, 24 [pid 5945] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5946 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5946] chdir("./7") = 0 [pid 5945] chdir("./7" [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5946] setpgid(0, 0 [pid 5945] <... chdir resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5945 [pid 5946] <... setpgid resumed>) = 0 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] mkdir("./7", 0777 [pid 5841] mkdir("./7", 0777 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5945] <... prctl resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5946] <... openat resumed>) = 3 [pid 5946] write(3, "1000", 4) = 4 [pid 5946] close(3) = 0 [pid 5946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5945] setpgid(0, 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5946] write(1, "executing program\n", 18executing program [pid 5945] <... setpgid resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5946] <... write resumed>) = 18 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5946] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5947 attached [pid 5945] write(3, "1000", 4./strace-static-x86_64: Process 5948 attached [pid 5946] <... futex resumed>) = 0 [pid 5939] +++ exited with 0 +++ [pid 5945] <... write resumed>) = 4 [pid 5938] +++ exited with 0 +++ [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5947 [pid 5948] set_robust_list(0x555566ac76a0, 24 [pid 5947] set_robust_list(0x555566ac76a0, 24 [pid 5946] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5945] close(3 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5948 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5938, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5948] <... set_robust_list resumed>) = 0 [pid 5947] <... set_robust_list resumed>) = 0 [pid 5946] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5945] <... close resumed>) = 0 [pid 5948] chdir("./7" [pid 5947] chdir("./7" [pid 5946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5945] symlink("/dev/binderfs", "./binderfs" [pid 5948] <... chdir resumed>) = 0 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5947] <... chdir resumed>) = 0 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5945] <... symlink resumed>) = 0 [pid 5948] <... prctl resumed>) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5946] <... mmap resumed>) = 0x7fb84f206000 executing program [pid 5945] write(1, "executing program\n", 18 [pid 5948] setpgid(0, 0 [pid 5946] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5948] <... setpgid resumed>) = 0 [pid 5947] <... prctl resumed>) = 0 [pid 5946] <... mprotect resumed>) = 0 [pid 5945] <... write resumed>) = 18 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5947] setpgid(0, 0 [pid 5945] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5947] <... setpgid resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5945] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] <... openat resumed>) = 3 [pid 5948] <... openat resumed>) = 3 [pid 5946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] <... openat resumed>) = 3 [pid 5945] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5840] newfstatat(3, "", [pid 5945] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5947] write(3, "1000", 4 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] <... write resumed>) = 4 [pid 5945] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] getdents64(3, [pid 5948] write(3, "1000", 4 [pid 5947] close(3 [pid 5946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5948] <... write resumed>) = 4 ./strace-static-x86_64: Process 5949 attached [pid 5948] close(3 [pid 5947] <... close resumed>) = 0 [pid 5945] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5949] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5948] <... close resumed>) = 0 [pid 5947] symlink("/dev/binderfs", "./binderfs" [pid 5946] <... clone3 resumed> => {parent_tid=[5949]}, 88) = 5949 [pid 5945] <... mprotect resumed>) = 0 [pid 5840] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5949] <... rseq resumed>) = 0 [pid 5948] symlink("/dev/binderfs", "./binderfs"executing program [pid 5947] <... symlink resumed>) = 0 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5949] set_robust_list(0x7fb84f2269a0, 24 [pid 5948] <... symlink resumed>) = 0 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5948] write(1, "executing program\n", 18 [pid 5946] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... write resumed>) = 18 [pid 5946] <... futex resumed>) = 0 [pid 5948] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... futex resumed>) = 0 [pid 5948] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5948] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5949] <... set_robust_list resumed>) = 0 [pid 5948] <... mprotect resumed>) = 0 [pid 5947] write(1, "executing program\n", 18executing program [pid 5945] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5949] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... write resumed>) = 18 [pid 5945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5950 attached [pid 5948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5950] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5949] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5945] <... clone3 resumed> => {parent_tid=[5950]}, 88) = 5950 [pid 5840] unlink("./6/binderfs" [pid 5950] <... rseq resumed>) = 0 [pid 5949] <... openat resumed>) = 3 [pid 5948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5947] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5945] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5951 attached [pid 5950] set_robust_list(0x7fb84f2269a0, 24 [pid 5949] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5951] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5949] <... futex resumed>) = 1 [pid 5947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5946] <... futex resumed>) = 0 [pid 5840] getdents64(3, [pid 5951] <... rseq resumed>) = 0 [pid 5949] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] set_robust_list(0x7fb84f2269a0, 24 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5951] <... set_robust_list resumed>) = 0 [pid 5945] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] close(3 [pid 5951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5945] <... futex resumed>) = 0 [pid 5951] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] <... close resumed>) = 0 [pid 5947] <... mprotect resumed>) = 0 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5948] <... clone3 resumed> => {parent_tid=[5951]}, 88) = 5951 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5946] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] rmdir("./6" [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5950] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5949] <... futex resumed>) = 0 [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5946] <... futex resumed>) = 1 [pid 5950] <... openat resumed>) = 3 [pid 5949] dup(3 [pid 5950] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... dup resumed>) = 4 [pid 5948] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... rmdir resumed>) = 0 [pid 5946] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5952 attached [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 1 [pid 5949] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... futex resumed>) = 1 [pid 5947] <... clone3 resumed> => {parent_tid=[5952]}, 88) = 5952 [pid 5946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5945] <... futex resumed>) = 0 [pid 5840] mkdir("./7", 0777 [pid 5952] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5951] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5950] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5949] <... futex resumed>) = 0 [pid 5948] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5946] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... rseq resumed>) = 0 [pid 5951] <... openat resumed>) = 3 [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5949] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5952] set_robust_list(0x7fb84f2269a0, 24 [pid 5951] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] dup(3 [pid 5947] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... mkdir resumed>) = 0 [pid 5952] <... set_robust_list resumed>) = 0 [pid 5951] <... futex resumed>) = 1 [pid 5950] <... dup resumed>) = 4 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5951] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5953 attached [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] <... futex resumed>) = 1 [pid 5948] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5953] set_robust_list(0x555566ac76a0, 24 [pid 5952] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5951] dup(3 [pid 5950] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5952] <... openat resumed>) = 3 [pid 5953] chdir("./7" [pid 5952] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5945] <... futex resumed>) = 0 [pid 5951] <... dup resumed>) = 4 [pid 5950] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5945] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... chdir resumed>) = 0 [pid 5952] <... futex resumed>) = 1 [pid 5951] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 0 [pid 5953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5952] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... prctl resumed>) = 0 [pid 5952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5951] <... futex resumed>) = 1 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5953 [pid 5953] setpgid(0, 0 [pid 5952] dup(3 [pid 5951] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5948] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... setpgid resumed>) = 0 [pid 5952] <... dup resumed>) = 4 [pid 5948] <... futex resumed>) = 0 [pid 5953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5952] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... futex resumed>) = 1 [pid 5952] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... futex resumed>) = 0 [pid 5953] <... openat resumed>) = 3 [pid 5947] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] write(3, "1000", 4 [pid 5952] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 1 [pid 5953] <... write resumed>) = 4 [pid 5952] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5947] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] close(3) = 0 [pid 5953] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5953] write(1, "executing program\n", 18) = 18 [pid 5953] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5953] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5953] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5953] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5953] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5954 attached => {parent_tid=[5954]}, 88) = 5954 [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5954] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5954] <... rseq resumed>) = 0 [pid 5953] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] set_robust_list(0x7fb84f2269a0, 24 [pid 5953] <... futex resumed>) = 0 [pid 5954] <... set_robust_list resumed>) = 0 [pid 5953] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5954] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5954] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5953] <... futex resumed>) = 0 [pid 5953] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] dup(3 [pid 5953] <... futex resumed>) = 0 [pid 5954] <... dup resumed>) = 4 [pid 5953] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5953] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... futex resumed>) = 0 [pid 5953] <... futex resumed>) = 0 [pid 5954] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5953] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] <... futex resumed>) = 0 [pid 5945] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5945] <... futex resumed>) = 0 [pid 5946] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5945] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5945] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5945] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5955 attached [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] <... clone3 resumed> => {parent_tid=[5955]}, 88) = 5955 [pid 5945] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5955] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5948] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5945] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5955] <... rseq resumed>) = 0 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5955] set_robust_list(0x7fb84f2059a0, 24 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] <... set_robust_list resumed>) = 0 [pid 5947] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5955] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5946] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5956 attached [pid 5955] <... madvise resumed>) = 0 [pid 5948] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5947] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5945] <... clone3 resumed> => {parent_tid=[5956]}, 88) = 5956 [pid 5945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5945] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5948] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5956] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5948] <... mprotect resumed>) = 0 [pid 5945] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5956] <... rseq resumed>) = 0 [pid 5948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] <... mprotect resumed>) = 0 [pid 5956] set_robust_list(0x7fb84f2059a0, 24 [pid 5948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5956] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5957 attached [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5953] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... clone3 resumed> => {parent_tid=[5957]}, 88) = 5957 [pid 5957] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5956] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5953] <... futex resumed>) = 0 [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5955] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5957] <... rseq resumed>) = 0 [pid 5953] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] set_robust_list(0x7fb84f2059a0, 24 [pid 5955] <... futex resumed>) = 1 [pid 5953] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5946] <... futex resumed>) = 0 [pid 5957] <... set_robust_list resumed>) = 0 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5953] <... mprotect resumed>) = 0 [pid 5948] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5953] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5948] <... futex resumed>) = 0 [pid 5956] <... madvise resumed>) = 0 [pid 5953] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5948] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5959 attached ./strace-static-x86_64: Process 5958 attached [pid 5947] <... clone3 resumed> => {parent_tid=[5958]}, 88) = 5958 [pid 5953] <... clone3 resumed> => {parent_tid=[5959]}, 88) = 5959 [pid 5959] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5959] <... rseq resumed>) = 0 [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5957] <... madvise resumed>) = 0 [pid 5953] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 5958] <... rseq resumed>) = 0 [pid 5957] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5958] set_robust_list(0x7fb84f2059a0, 24 [pid 5957] <... futex resumed>) = 1 [pid 5956] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... futex resumed>) = 0 [pid 5947] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] <... set_robust_list resumed>) = 0 [pid 5959] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5958] rt_sigprocmask(SIG_SETMASK, [], [pid 5957] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5956] <... futex resumed>) = 1 [pid 5945] <... futex resumed>) = 0 [pid 5956] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] <... madvise resumed>) = 0 [pid 5959] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... madvise resumed>) = 0 [pid 5959] <... futex resumed>) = 1 [pid 5958] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... mmap resumed>) = 0x20000000 [pid 5953] <... futex resumed>) = 0 [pid 5952] <... mmap resumed>) = 0x20000000 [pid 5951] <... mmap resumed>) = 0x20000000 [pid 5950] <... mmap resumed>) = 0x20000000 [pid 5949] <... mmap resumed>) = 0x20000000 [pid 5959] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5958] <... futex resumed>) = 1 [pid 5954] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 0 [pid 5946] exit_group(0 [pid 5958] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5955] <... futex resumed>) = ? [pid 5954] <... futex resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 0 [pid 5949] <... futex resumed>) = ? [pid 5947] exit_group(0 [pid 5946] <... exit_group resumed>) = ? [pid 5958] <... futex resumed>) = ? [pid 5955] +++ exited with 0 +++ [pid 5954] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... exit_group resumed>) = ? [pid 5958] +++ exited with 0 +++ [pid 5953] exit_group(0 [pid 5952] +++ exited with 0 +++ [pid 5948] exit_group(0 [pid 5947] +++ exited with 0 +++ [pid 5945] exit_group(0 [pid 5959] <... futex resumed>) = ? [pid 5957] <... futex resumed>) = ? [pid 5954] <... futex resumed>) = ? [pid 5953] <... exit_group resumed>) = ? [pid 5951] <... futex resumed>) = ? [pid 5949] +++ exited with 0 +++ [pid 5948] <... exit_group resumed>) = ? [pid 5946] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5959] +++ exited with 0 +++ [pid 5957] +++ exited with 0 +++ [pid 5956] <... futex resumed>) = ? [pid 5954] +++ exited with 0 +++ [pid 5951] +++ exited with 0 +++ [pid 5950] <... futex resumed>) = ? [pid 5945] <... exit_group resumed>) = ? [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5956] +++ exited with 0 +++ [pid 5950] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5953] +++ exited with 0 +++ [pid 5948] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5840] --- 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 */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 5844] newfstatat(3, "", [pid 5840] newfstatat(3, "", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5844] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 3 [pid 5840] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(3, "", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5844] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./7/binderfs" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... unlink resumed>) = 0 [pid 5844] unlink("./7/binderfs" [pid 5841] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./7/binderfs" [pid 5838] getdents64(3, [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5841] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] close(3 [pid 5841] unlink("./7/binderfs" [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3 [pid 5844] <... close resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] close(3 [pid 5838] <... close resumed>) = 0 [pid 5844] rmdir("./7" [pid 5841] getdents64(3, [pid 5840] <... close resumed>) = 0 [pid 5838] rmdir("./7" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] close(3 [pid 5840] rmdir("./7" [pid 5838] <... rmdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5841] rmdir("./7") = 0 [pid 5844] mkdir("./8", 0777 [pid 5841] mkdir("./8", 0777 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] mkdir("./8", 0777 [pid 5838] mkdir("./8", 0777 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5960 attached [pid 5838] <... mkdir resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5961 attached [pid 5960] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5961 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5960 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5961] set_robust_list(0x555566ac76a0, 24 [pid 5960] <... set_robust_list resumed>) = 0 [pid 5961] <... set_robust_list resumed>) = 0 [pid 5960] chdir("./8" [pid 5961] chdir("./8"./strace-static-x86_64: Process 5962 attached ) = 0 [pid 5960] <... chdir resumed>) = 0 [pid 5962] set_robust_list(0x555566ac76a0, 24 [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5963 attached [pid 5962] <... set_robust_list resumed>) = 0 [pid 5961] <... prctl resumed>) = 0 [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5962] chdir("./8" [pid 5961] setpgid(0, 0 [pid 5960] <... prctl resumed>) = 0 [pid 5960] setpgid(0, 0 [pid 5963] set_robust_list(0x555566ac76a0, 24 [pid 5962] <... chdir resumed>) = 0 [pid 5961] <... setpgid resumed>) = 0 [pid 5945] +++ exited with 0 +++ [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5962 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5963 [pid 5963] chdir("./8" [pid 5962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5960] <... setpgid resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5963] <... chdir resumed>) = 0 [pid 5962] <... prctl resumed>) = 0 [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5962] setpgid(0, 0 [pid 5963] <... prctl resumed>) = 0 [pid 5962] <... setpgid resumed>) = 0 [pid 5961] <... openat resumed>) = 3 [pid 5960] <... openat resumed>) = 3 [pid 5839] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5963] setpgid(0, 0 [pid 5962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5963] <... setpgid resumed>) = 0 [pid 5961] write(3, "1000", 4 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5962] <... openat resumed>) = 3 [pid 5961] <... write resumed>) = 4 [pid 5960] write(3, "1000", 4 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5960] <... write resumed>) = 4 [pid 5839] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5962] write(3, "1000", 4 [pid 5960] close(3 [pid 5839] <... openat resumed>) = 3 [pid 5962] <... write resumed>) = 4 [pid 5961] close(3 [pid 5960] <... close resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 5963] <... openat resumed>) = 3 [pid 5962] close(3 [pid 5961] <... close resumed>) = 0 [pid 5960] symlink("/dev/binderfs", "./binderfs" [pid 5963] write(3, "1000", 4 [pid 5961] symlink("/dev/binderfs", "./binderfs" [pid 5963] <... write resumed>) = 4 [pid 5963] close(3 [pid 5962] <... close resumed>) = 0 [pid 5961] <... symlink resumed>) = 0 [pid 5960] <... symlink resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5963] <... close resumed>) = 0 [pid 5962] symlink("/dev/binderfs", "./binderfs" [pid 5960] write(1, "executing program\n", 18executing program [pid 5839] getdents64(3, [pid 5963] symlink("/dev/binderfs", "./binderfs" [pid 5962] <... symlink resumed>) = 0 [pid 5961] write(1, "executing program\n", 18executing program [pid 5960] <... write resumed>) = 18 [pid 5963] <... symlink resumed>) = 0 [pid 5961] <... write resumed>) = 18 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5962] write(1, "executing program\n", 18executing program [pid 5960] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] write(1, "executing program\n", 18executing program [pid 5962] <... write resumed>) = 18 [pid 5961] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = 0 [pid 5839] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5963] <... write resumed>) = 18 [pid 5962] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... futex resumed>) = 0 [pid 5960] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5963] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... futex resumed>) = 0 [pid 5961] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5960] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5963] <... futex resumed>) = 0 [pid 5962] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5961] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5960] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5963] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5962] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5963] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] unlink("./7/binderfs" [pid 5963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5960] <... mmap resumed>) = 0x7fb84f206000 [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] <... mmap resumed>) = 0x7fb84f206000 [pid 5963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5961] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5963] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5960] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... unlink resumed>) = 0 [pid 5839] getdents64(3, [pid 5961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5963] <... mprotect resumed>) = 0 [pid 5839] close(3 [pid 5962] <... mmap resumed>) = 0x7fb84f206000 [pid 5960] <... mprotect resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5963] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5962] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] rmdir("./7" [pid 5963] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5962] <... mprotect resumed>) = 0 [pid 5961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5960] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5960] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5962] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5964 attached [pid 5960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5839] mkdir("./8", 0777./strace-static-x86_64: Process 5965 attached [pid 5964] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5963] <... clone3 resumed> => {parent_tid=[5965]}, 88) = 5965 [pid 5962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5961] <... clone3 resumed> => {parent_tid=[5964]}, 88) = 5964 ./strace-static-x86_64: Process 5966 attached [pid 5965] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5964] <... rseq resumed>) = 0 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... mkdir resumed>) = 0 [pid 5965] <... rseq resumed>) = 0 [pid 5964] set_robust_list(0x7fb84f2269a0, 24 [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] <... clone3 resumed> => {parent_tid=[5966]}, 88) = 5966 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5966] <... rseq resumed>) = 0 [pid 5965] set_robust_list(0x7fb84f2269a0, 24 [pid 5964] <... set_robust_list resumed>) = 0 [pid 5963] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5967 attached [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] set_robust_list(0x7fb84f2269a0, 24 [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5963] <... futex resumed>) = 0 [pid 5961] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5963] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 5962] <... clone3 resumed> => {parent_tid=[5967]}, 88) = 5967 [pid 5967] set_robust_list(0x7fb84f2269a0, 24 [pid 5962] rt_sigprocmask(SIG_SETMASK, [], [pid 5967] <... set_robust_list resumed>) = 0 [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] rt_sigprocmask(SIG_SETMASK, [], [pid 5962] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5962] <... futex resumed>) = 0 [pid 5967] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5962] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5968 attached [pid 5967] <... openat resumed>) = 3 [pid 5966] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] <... openat resumed>) = 3 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] set_robust_list(0x555566ac76a0, 24 [pid 5967] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... set_robust_list resumed>) = 0 [pid 5967] <... futex resumed>) = 1 [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5964] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5963] <... futex resumed>) = 0 [pid 5962] <... futex resumed>) = 0 [pid 5960] <... futex resumed>) = 0 [pid 5968] chdir("./8" [pid 5967] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5964] <... openat resumed>) = 3 [pid 5962] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] <... openat resumed>) = 3 [pid 5965] dup(3 [pid 5964] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... futex resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5968 [pid 5968] <... chdir resumed>) = 0 [pid 5967] dup(3 [pid 5966] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... dup resumed>) = 4 [pid 5964] <... futex resumed>) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5962] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... futex resumed>) = 0 [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5967] <... dup resumed>) = 4 [pid 5965] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] dup(3 [pid 5963] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] <... futex resumed>) = 1 [pid 5961] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = 0 [pid 5968] <... prctl resumed>) = 0 [pid 5967] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5964] <... dup resumed>) = 4 [pid 5963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... futex resumed>) = 0 [pid 5968] setpgid(0, 0 [pid 5967] <... futex resumed>) = 1 [pid 5966] dup(3 [pid 5965] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... futex resumed>) = 0 [pid 5960] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... setpgid resumed>) = 0 [pid 5967] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] <... dup resumed>) = 4 [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] <... futex resumed>) = 0 [pid 5963] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] <... futex resumed>) = 0 [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5964] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] <... futex resumed>) = 0 [pid 5962] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5960] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] <... openat resumed>) = 3 [pid 5967] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5962] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... futex resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5968] write(3, "1000", 4 [pid 5963] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... futex resumed>) = 1 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] <... write resumed>) = 4 [pid 5968] close(3) = 0 [pid 5968] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5961] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 5968] write(1, "executing program\n", 18 [pid 5966] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5960] <... futex resumed>) = 0 [pid 5968] <... write resumed>) = 18 [pid 5968] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5968] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5968] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5969 attached [pid 5969] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5968] <... clone3 resumed> => {parent_tid=[5969]}, 88) = 5969 [pid 5969] <... rseq resumed>) = 0 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5969] set_robust_list(0x7fb84f2269a0, 24 [pid 5968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] <... set_robust_list resumed>) = 0 [pid 5968] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] <... futex resumed>) = 0 [pid 5968] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5969] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5968] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5969] dup(3) = 4 [pid 5969] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5969] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5968] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] <... futex resumed>) = 0 [pid 5969] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5968] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5962] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5962] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5962] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5963] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5963] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5970 attached [pid 5963] <... futex resumed>) = 0 [pid 5962] <... clone3 resumed> => {parent_tid=[5970]}, 88) = 5970 [pid 5961] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5962] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... futex resumed>) = 0 [pid 5970] <... rseq resumed>) = 0 [pid 5963] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5962] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] set_robust_list(0x7fb84f2059a0, 24 [pid 5963] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5962] <... futex resumed>) = 0 [pid 5961] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5963] <... mprotect resumed>) = 0 [pid 5962] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5960] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5970] rt_sigprocmask(SIG_SETMASK, [], [pid 5963] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5961] <... mprotect resumed>) = 0 [pid 5960] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5963] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5970] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5971 attached [pid 5968] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5968] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5960] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5968] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5960] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5968] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5960] <... mprotect resumed>) = 0 [pid 5968] <... mprotect resumed>) = 0 [pid 5960] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5968] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5960] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5968] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5972 attached [pid 5971] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5970] <... madvise resumed>) = 0 [pid 5968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5963] <... clone3 resumed> => {parent_tid=[5971]}, 88) = 5971 [pid 5971] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 5974 attached [pid 5961] <... clone3 resumed> => {parent_tid=[5973]}, 88) = 5973 [pid 5960] <... clone3 resumed> => {parent_tid=[5972]}, 88) = 5972 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5973 attached [pid 5971] set_robust_list(0x7fb84f2059a0, 24 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] <... set_robust_list resumed>) = 0 [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... clone3 resumed> => {parent_tid=[5974]}, 88) = 5974 [pid 5960] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] <... rseq resumed>) = 0 [pid 5968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5972] set_robust_list(0x7fb84f2059a0, 24 [pid 5960] <... futex resumed>) = 0 [pid 5974] <... rseq resumed>) = 0 [pid 5972] <... set_robust_list resumed>) = 0 [pid 5968] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] set_robust_list(0x7fb84f2059a0, 24 [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] <... futex resumed>) = 0 [pid 5974] <... set_robust_list resumed>) = 0 [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5968] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5961] <... futex resumed>) = 0 [pid 5963] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] <... futex resumed>) = 0 [pid 5961] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] <... rseq resumed>) = 0 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] <... futex resumed>) = 1 [pid 5963] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5973] set_robust_list(0x7fb84f2059a0, 24 [pid 5971] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5970] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] <... madvise resumed>) = 0 [pid 5962] <... futex resumed>) = 0 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5973] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5974] <... madvise resumed>) = 0 [pid 5973] <... madvise resumed>) = 0 [pid 5972] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... futex resumed>) = 1 [pid 5960] <... futex resumed>) = 0 [pid 5974] <... futex resumed>) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5974] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5972] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... madvise resumed>) = 0 [pid 5973] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5973] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] <... mmap resumed>) = 0x20000000 [pid 5964] <... mmap resumed>) = 0x20000000 [pid 5969] <... mmap resumed>) = 0x20000000 [pid 5965] <... mmap resumed>) = 0x20000000 [pid 5964] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... futex resumed>) = 0 [pid 5967] <... mmap resumed>) = 0x20000000 [pid 5964] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5969] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] exit_group(0 [pid 5965] <... futex resumed>) = 0 [pid 5966] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = 0 [pid 5963] <... exit_group resumed>) = ? [pid 5971] <... futex resumed>) = ? [pid 5961] exit_group(0 [pid 5966] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = ? [pid 5971] +++ exited with 0 +++ [pid 5969] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] <... futex resumed>) = ? [pid 5961] <... exit_group resumed>) = ? [pid 5973] +++ exited with 0 +++ [pid 5968] exit_group(0 [pid 5964] +++ exited with 0 +++ [pid 5960] exit_group(0 [pid 5974] <... futex resumed>) = ? [pid 5972] <... futex resumed>) = ? [pid 5968] <... exit_group resumed>) = ? [pid 5960] <... exit_group resumed>) = ? [pid 5974] +++ exited with 0 +++ [pid 5972] +++ exited with 0 +++ [pid 5967] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5969] <... futex resumed>) = ? [pid 5967] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] +++ exited with 0 +++ [pid 5963] +++ exited with 0 +++ [pid 5961] +++ exited with 0 +++ [pid 5962] exit_group(0 [pid 5967] <... futex resumed>) = ? [pid 5962] <... exit_group resumed>) = ? [pid 5967] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5970] <... futex resumed>) = ? [pid 5838] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5844] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5844] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./8/binderfs" [pid 5844] unlink("./8/binderfs" [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5838] getdents64(3, [pid 5966] +++ exited with 0 +++ [pid 5960] +++ exited with 0 +++ [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5838] close(3 [pid 5970] +++ exited with 0 +++ [pid 5962] +++ exited with 0 +++ [pid 5844] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5844] rmdir("./8" [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5960, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5962, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] rmdir("./8" [pid 5844] <... rmdir resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... rmdir resumed>) = 0 [pid 5844] mkdir("./9", 0777) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] mkdir("./9", 0777 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... mkdir resumed>) = 0 [pid 5841] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5975 attached ) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... openat resumed>) = 3 [pid 5841] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] newfstatat(3, "", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5840] getdents64(3, [pid 5975] set_robust_list(0x555566ac76a0, 24 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5975] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5975 ./strace-static-x86_64: Process 5976 attached [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5975] chdir("./9" [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5976 [pid 5975] <... chdir resumed>) = 0 [pid 5976] set_robust_list(0x555566ac76a0, 24 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] unlink("./8/binderfs" [pid 5840] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5976] <... set_robust_list resumed>) = 0 [pid 5975] <... prctl resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5976] chdir("./9" [pid 5975] setpgid(0, 0) = 0 [pid 5969] +++ exited with 0 +++ [pid 5968] +++ exited with 0 +++ [pid 5840] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5976] <... chdir resumed>) = 0 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] unlink("./8/binderfs" [pid 5976] <... prctl resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5976] setpgid(0, 0 [pid 5975] <... openat resumed>) = 3 [pid 5839] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5976] <... setpgid resumed>) = 0 [pid 5975] write(3, "1000", 4) = 4 [pid 5841] close(3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5975] close(3 [pid 5976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5975] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5976] <... openat resumed>) = 3 [pid 5841] rmdir("./8" [pid 5839] newfstatat(3, "", [pid 5840] getdents64(3, [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5975] write(1, "executing program\n", 18 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5975] <... write resumed>) = 18 [pid 5839] getdents64(3, [pid 5976] write(3, "1000", 4 [pid 5975] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] close(3 [pid 5975] <... futex resumed>) = 0 executing program [pid 5975] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] <... close resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5976] <... write resumed>) = 4 [pid 5975] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5840] rmdir("./8" [pid 5976] close(3 [pid 5975] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5976] <... close resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5976] symlink("/dev/binderfs", "./binderfs" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5976] <... symlink resumed>) = 0 [pid 5975] <... mmap resumed>) = 0x7fb84f206000 [pid 5839] unlink("./8/binderfs" [pid 5975] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] <... rmdir resumed>) = 0 [pid 5975] <... mprotect resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5975] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] <... rmdir resumed>) = 0 [pid 5976] write(1, "executing program\n", 18executing program [pid 5840] mkdir("./9", 0777 [pid 5839] getdents64(3, [pid 5976] <... write resumed>) = 18 [pid 5841] mkdir("./9", 0777 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5976] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] close(3 [pid 5975] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... close resumed>) = 0 [pid 5976] <... futex resumed>) = 0 [pid 5975] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5977 attached [pid 5840] <... mkdir resumed>) = 0 [pid 5977] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5975] <... clone3 resumed> => {parent_tid=[5977]}, 88) = 5977 [pid 5977] <... rseq resumed>) = 0 [pid 5975] rt_sigprocmask(SIG_SETMASK, [], [pid 5977] set_robust_list(0x7fb84f2269a0, 24 [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5977] <... set_robust_list resumed>) = 0 [pid 5975] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] rt_sigprocmask(SIG_SETMASK, [], [pid 5975] <... futex resumed>) = 0 [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5975] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5977] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5976] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] <... mkdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] rmdir("./8" [pid 5976] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5977] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5976] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5975] <... futex resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5975] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rmdir resumed>) = 0 [pid 5976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5975] <... futex resumed>) = 1 [pid 5976] <... mmap resumed>) = 0x7fb84f206000 [pid 5975] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5979 attached ./strace-static-x86_64: Process 5978 attached [pid 5977] <... futex resumed>) = 0 [pid 5976] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5978 [pid 5977] dup(3 [pid 5979] set_robust_list(0x555566ac76a0, 24 [pid 5977] <... dup resumed>) = 4 [pid 5976] <... mprotect resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5979 [pid 5839] mkdir("./9", 0777 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5978] set_robust_list(0x555566ac76a0, 24 [pid 5977] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5979] chdir("./9" [pid 5977] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5979] <... chdir resumed>) = 0 [pid 5978] <... set_robust_list resumed>) = 0 [pid 5977] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5976] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5975] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... mkdir resumed>) = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5978] chdir("./9" [pid 5977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5975] <... futex resumed>) = 0 [pid 5979] <... prctl resumed>) = 0 [pid 5977] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5975] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5980 attached [pid 5978] <... chdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5981 attached [pid 5980] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5979] setpgid(0, 0 [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5976] <... clone3 resumed> => {parent_tid=[5980]}, 88) = 5980 [pid 5981] set_robust_list(0x555566ac76a0, 24 [pid 5980] <... rseq resumed>) = 0 [pid 5979] <... setpgid resumed>) = 0 [pid 5978] <... prctl resumed>) = 0 [pid 5976] rt_sigprocmask(SIG_SETMASK, [], [pid 5981] <... set_robust_list resumed>) = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5978] setpgid(0, 0 [pid 5981] chdir("./9") = 0 [pid 5980] set_robust_list(0x7fb84f2269a0, 24 [pid 5979] <... openat resumed>) = 3 [pid 5978] <... setpgid resumed>) = 0 [pid 5976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5980] <... set_robust_list resumed>) = 0 [pid 5979] write(3, "1000", 4 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5976] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5981 [pid 5981] <... prctl resumed>) = 0 [pid 5980] rt_sigprocmask(SIG_SETMASK, [], [pid 5979] <... write resumed>) = 4 [pid 5978] <... openat resumed>) = 3 [pid 5976] <... futex resumed>) = 0 [pid 5981] setpgid(0, 0 [pid 5980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] close(3 [pid 5981] <... setpgid resumed>) = 0 [pid 5979] <... close resumed>) = 0 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5979] symlink("/dev/binderfs", "./binderfs" [pid 5978] write(3, "1000", 4 [pid 5976] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] <... openat resumed>) = 3 [pid 5980] <... openat resumed>) = 3 [pid 5979] <... symlink resumed>) = 0 [pid 5978] <... write resumed>) = 4 [pid 5981] write(3, "1000", 4executing program [pid 5980] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] write(1, "executing program\n", 18 [pid 5978] close(3 [pid 5981] <... write resumed>) = 4 [pid 5980] <... futex resumed>) = 1 [pid 5979] <... write resumed>) = 18 [pid 5978] <... close resumed>) = 0 [pid 5976] <... futex resumed>) = 0 [pid 5981] close(3 [pid 5980] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] symlink("/dev/binderfs", "./binderfs" [pid 5976] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] <... symlink resumed>) = 0 [pid 5976] <... futex resumed>) = 0 [pid 5980] dup(3 [pid 5976] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] <... dup resumed>) = 4 executing program [pid 5978] write(1, "executing program\n", 18 [pid 5980] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5976] <... futex resumed>) = 0 [pid 5980] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5978] <... write resumed>) = 18 [pid 5976] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5981] <... close resumed>) = 0 [pid 5979] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] <... futex resumed>) = 0 [pid 5981] symlink("/dev/binderfs", "./binderfs" [pid 5979] <... futex resumed>) = 0 [pid 5978] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5981] <... symlink resumed>) = 0 [pid 5979] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5981] write(1, "executing program\n", 18 [pid 5979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5981] <... write resumed>) = 18 [pid 5979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5978] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5981] <... futex resumed>) = 0 [pid 5979] <... mmap resumed>) = 0x7fb84f206000 [pid 5978] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5976] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5979] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5981] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5979] <... mprotect resumed>) = 0 [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5978] <... mmap resumed>) = 0x7fb84f206000 [pid 5981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5978] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 5982 attached [pid 5981] <... mmap resumed>) = 0x7fb84f206000 [pid 5978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5982] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5981] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5979] <... clone3 resumed> => {parent_tid=[5982]}, 88) = 5982 [pid 5978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5982] <... rseq resumed>) = 0 [pid 5981] <... mprotect resumed>) = 0 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], [pid 5978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 5983 attached [pid 5982] set_robust_list(0x7fb84f2269a0, 24 [pid 5981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5979] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] <... rseq resumed>) = 0 [pid 5982] rt_sigprocmask(SIG_SETMASK, [], [pid 5981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5978] <... clone3 resumed> => {parent_tid=[5983]}, 88) = 5983 [pid 5983] set_robust_list(0x7fb84f2269a0, 24 [pid 5982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5978] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] <... set_robust_list resumed>) = 0 [pid 5982] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5975] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5984 attached [pid 5983] rt_sigprocmask(SIG_SETMASK, [], [pid 5978] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... openat resumed>) = 3 [pid 5984] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] <... clone3 resumed> => {parent_tid=[5984]}, 88) = 5984 [pid 5978] <... futex resumed>) = 0 [pid 5978] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5984] <... rseq resumed>) = 0 [pid 5984] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 5984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5984] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5982] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] rt_sigprocmask(SIG_SETMASK, [], [pid 5975] <... futex resumed>) = 0 [pid 5983] <... openat resumed>) = 3 [pid 5982] <... futex resumed>) = 1 [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] <... futex resumed>) = 0 [pid 5975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5983] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5983] <... futex resumed>) = 1 [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] <... futex resumed>) = 1 [pid 5979] <... futex resumed>) = 0 [pid 5978] <... futex resumed>) = 0 [pid 5975] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5984] <... futex resumed>) = 0 [pid 5983] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5982] dup(3 [pid 5981] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... mprotect resumed>) = 0 [pid 5984] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5982] <... dup resumed>) = 4 [pid 5978] <... futex resumed>) = 0 [pid 5975] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5984] <... openat resumed>) = 3 [pid 5983] dup(3 [pid 5982] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5984] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... dup resumed>) = 4 [pid 5982] <... futex resumed>) = 1 [pid 5979] <... futex resumed>) = 0 [pid 5975] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5985 attached [pid 5984] <... futex resumed>) = 1 [pid 5983] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] <... futex resumed>) = 0 [pid 5979] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5984] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] <... futex resumed>) = 1 [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... futex resumed>) = 0 [pid 5978] <... futex resumed>) = 0 [pid 5975] <... clone3 resumed> => {parent_tid=[5985]}, 88) = 5985 [pid 5985] <... rseq resumed>) = 0 [pid 5984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5982] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5981] <... futex resumed>) = 0 [pid 5979] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] rt_sigprocmask(SIG_SETMASK, [], [pid 5985] set_robust_list(0x7fb84f2059a0, 24 [pid 5984] dup(3 [pid 5983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5984] <... dup resumed>) = 4 [pid 5978] <... futex resumed>) = 0 [pid 5985] <... set_robust_list resumed>) = 0 [pid 5983] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5981] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], [pid 5984] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5984] <... futex resumed>) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5984] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5981] <... futex resumed>) = 0 [pid 5976] <... futex resumed>) = 0 [pid 5985] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5975] <... futex resumed>) = 0 [pid 5985] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5975] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5985] <... madvise resumed>) = 0 [pid 5976] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5985] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5985] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] <... futex resumed>) = 0 [pid 5979] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5979] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5976] <... mprotect resumed>) = 0 [pid 5981] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5979] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5978] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5981] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = 0 [pid 5976] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5981] <... futex resumed>) = 0 [pid 5978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5986 attached ) = 0x7fb84f1e5000 [pid 5979] <... mprotect resumed>) = 0 [pid 5986] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5981] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5978] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5976] <... clone3 resumed> => {parent_tid=[5986]}, 88) = 5986 [pid 5978] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5986] <... rseq resumed>) = 0 [pid 5981] <... mprotect resumed>) = 0 [pid 5979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5978] <... mprotect resumed>) = 0 [pid 5976] rt_sigprocmask(SIG_SETMASK, [], [pid 5979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 5987 attached [pid 5986] set_robust_list(0x7fb84f2059a0, 24 [pid 5978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] <... set_robust_list resumed>) = 0 [pid 5981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5979] <... clone3 resumed> => {parent_tid=[5987]}, 88) = 5987 [pid 5978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5976] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], [pid 5978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5976] <... futex resumed>) = 0 [pid 5987] <... rseq resumed>) = 0 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5979] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5989 attached ./strace-static-x86_64: Process 5988 attached [pid 5987] set_robust_list(0x7fb84f2059a0, 24 [pid 5986] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5979] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5988] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5987] <... set_robust_list resumed>) = 0 [pid 5981] <... clone3 resumed> => {parent_tid=[5989]}, 88) = 5989 [pid 5979] <... futex resumed>) = 0 [pid 5978] <... clone3 resumed> => {parent_tid=[5988]}, 88) = 5988 [pid 5989] <... rseq resumed>) = 0 [pid 5988] <... rseq resumed>) = 0 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], [pid 5981] rt_sigprocmask(SIG_SETMASK, [], [pid 5979] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] rt_sigprocmask(SIG_SETMASK, [], [pid 5989] set_robust_list(0x7fb84f2059a0, 24 [pid 5988] set_robust_list(0x7fb84f2059a0, 24 [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5989] <... set_robust_list resumed>) = 0 [pid 5988] <... set_robust_list resumed>) = 0 [pid 5986] <... madvise resumed>) = 0 [pid 5984] <... mmap resumed>) = 0x20000000 [pid 5982] <... mmap resumed>) = 0x20000000 [pid 5981] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... mmap resumed>) = 0x20000000 [pid 5989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5982] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] <... futex resumed>) = 0 [pid 5984] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... mmap resumed>) = 0x20000000 [pid 5986] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = 0 [pid 5977] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] <... futex resumed>) = 1 [pid 5984] <... futex resumed>) = 0 [pid 5983] <... mmap resumed>) = 0x20000000 [pid 5981] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] <... futex resumed>) = 0 [pid 5976] <... futex resumed>) = 0 [pid 5989] <... madvise resumed>) = 0 [pid 5988] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5987] <... madvise resumed>) = 0 [pid 5986] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... futex resumed>) = 0 [pid 5980] <... futex resumed>) = 0 [pid 5977] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5976] exit_group(0 [pid 5989] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = ? [pid 5983] <... futex resumed>) = 0 [pid 5976] <... exit_group resumed>) = ? [pid 5989] <... futex resumed>) = 1 [pid 5988] <... madvise resumed>) = 0 [pid 5987] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] +++ exited with 0 +++ [pid 5983] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5982] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] <... futex resumed>) = 0 [pid 5980] +++ exited with 0 +++ [pid 5975] exit_group(0 [pid 5989] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = ? [pid 5981] exit_group(0 [pid 5977] <... futex resumed>) = ? [pid 5976] +++ exited with 0 +++ [pid 5975] <... exit_group resumed>) = ? [pid 5989] <... futex resumed>) = ? [pid 5988] <... futex resumed>) = 1 [pid 5987] <... futex resumed>) = 1 [pid 5985] +++ exited with 0 +++ [pid 5984] <... futex resumed>) = ? [pid 5981] <... exit_group resumed>) = ? [pid 5979] <... futex resumed>) = 0 [pid 5978] <... futex resumed>) = 0 [pid 5977] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5976, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5989] +++ exited with 0 +++ [pid 5988] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] +++ exited with 0 +++ [pid 5979] exit_group(0 [pid 5978] exit_group(0 [pid 5975] +++ exited with 0 +++ [pid 5982] <... futex resumed>) = ? [pid 5979] <... exit_group resumed>) = ? [pid 5982] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5988] <... futex resumed>) = ? [pid 5987] <... futex resumed>) = ? [pid 5983] <... futex resumed>) = ? [pid 5978] <... exit_group resumed>) = ? [pid 5988] +++ exited with 0 +++ [pid 5983] +++ exited with 0 +++ [pid 5981] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5839] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5987] +++ exited with 0 +++ [pid 5979] +++ exited with 0 +++ [pid 5839] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] --- 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 */} --- [pid 5839] <... openat resumed>) = 3 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] newfstatat(3, "", [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5838] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... openat resumed>) = 3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5841] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5838] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5841] newfstatat(3, "", [pid 5839] unlink("./9/binderfs" [pid 5838] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(3, [pid 5839] <... unlink resumed>) = 0 [pid 5838] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] getdents64(3, [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5841] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] close(3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./9/binderfs" [pid 5841] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5839] <... close resumed>) = 0 [pid 5838] unlink("./9/binderfs" [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] rmdir("./9" [pid 5838] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5841] unlink("./9/binderfs" [pid 5838] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5841] getdents64(3, [pid 5839] mkdir("./10", 0777 [pid 5838] close(3 [pid 5844] <... close resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... close resumed>) = 0 [pid 5844] rmdir("./9" [pid 5841] close(3 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] rmdir("./9" [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... rmdir resumed>) = 0 [pid 5844] mkdir("./10", 0777 [pid 5841] rmdir("./9"./strace-static-x86_64: Process 5990 attached ) = 0 [pid 5990] set_robust_list(0x555566ac76a0, 24 [pid 5841] mkdir("./10", 0777 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 5990 [pid 5990] <... set_robust_list resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5990] chdir("./10") = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 5991 ./strace-static-x86_64: Process 5991 attached [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... mkdir resumed>) = 0 [pid 5990] <... prctl resumed>) = 0 [pid 5991] set_robust_list(0x555566ac76a0, 24 [pid 5990] setpgid(0, 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] mkdir("./10", 0777 [pid 5991] <... set_robust_list resumed>) = 0 [pid 5990] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5992 attached [pid 5991] chdir("./10" [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5978] +++ exited with 0 +++ [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 5992 [pid 5992] set_robust_list(0x555566ac76a0, 24 [pid 5991] <... chdir resumed>) = 0 [pid 5990] <... openat resumed>) = 3 [pid 5838] <... mkdir resumed>) = 0 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5990] write(3, "1000", 4 [pid 5992] chdir("./10" [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] <... write resumed>) = 4 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5991] <... prctl resumed>) = 0 [pid 5992] <... chdir resumed>) = 0 [pid 5991] setpgid(0, 0 [pid 5990] close(3 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] <... close resumed>) = 0 [pid 5992] <... prctl resumed>) = 0 [pid 5990] symlink("/dev/binderfs", "./binderfs" [pid 5992] setpgid(0, 0./strace-static-x86_64: Process 5993 attached [pid 5991] <... setpgid resumed>) = 0 [pid 5990] <... symlink resumed>) = 0 [pid 5840] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5993] set_robust_list(0x555566ac76a0, 24 [pid 5992] <... setpgid resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 5993 [pid 5993] <... set_robust_list resumed>) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5990] write(1, "executing program\n", 18 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] chdir("./10"executing program [pid 5992] <... openat resumed>) = 3 [pid 5990] <... write resumed>) = 18 [pid 5840] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5993] <... chdir resumed>) = 0 [pid 5991] <... openat resumed>) = 3 [pid 5990] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] <... openat resumed>) = 3 [pid 5993] <... prctl resumed>) = 0 [pid 5991] write(3, "1000", 4 [pid 5990] <... futex resumed>) = 0 [pid 5993] setpgid(0, 0 [pid 5991] <... write resumed>) = 4 [pid 5990] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] newfstatat(3, "", [pid 5993] <... setpgid resumed>) = 0 [pid 5991] close(3 [pid 5990] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5992] write(3, "1000", 4) = 4 [pid 5992] close(3) = 0 [pid 5992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5992] write(1, "executing program\n", 18executing program [pid 5991] <... close resumed>) = 0 [pid 5992] <... write resumed>) = 18 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] getdents64(3, [pid 5992] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] symlink("/dev/binderfs", "./binderfs" [pid 5990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5992] <... futex resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5992] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5990] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5993] <... openat resumed>) = 3 [pid 5992] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5990] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5992] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5991] <... symlink resumed>) = 0 [pid 5992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5992] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5840] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5990] <... mprotect resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5990] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5993] write(3, "1000", 4 executing program [pid 5991] write(1, "executing program\n", 18 [pid 5840] unlink("./9/binderfs" [pid 5993] <... write resumed>) = 4 [pid 5991] <... write resumed>) = 18 [pid 5992] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5993] close(3 [pid 5991] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5994 attached [pid 5993] <... close resumed>) = 0 [pid 5991] <... futex resumed>) = 0 [pid 5990] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5994] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5992] <... clone3 resumed> => {parent_tid=[5994]}, 88) = 5994 [pid 5990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5994] <... rseq resumed>) = 0 [pid 5992] rt_sigprocmask(SIG_SETMASK, [], [pid 5994] set_robust_list(0x7fb84f2269a0, 24 [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5994] <... set_robust_list resumed>) = 0 [pid 5992] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] <... futex resumed>) = 0 [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5992] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5994] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] symlink("/dev/binderfs", "./binderfs" [pid 5991] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, ./strace-static-x86_64: Process 5995 attached [pid 5840] getdents64(3, [pid 5991] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5990] <... clone3 resumed> => {parent_tid=[5995]}, 88) = 5995 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5995] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053executing program [pid 5993] <... symlink resumed>) = 0 [pid 5991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5990] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] close(3 [pid 5995] <... rseq resumed>) = 0 [pid 5993] write(1, "executing program\n", 18 [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] set_robust_list(0x7fb84f2269a0, 24 [pid 5993] <... write resumed>) = 18 [pid 5991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5990] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... close resumed>) = 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5840] rmdir("./9" [pid 5995] rt_sigprocmask(SIG_SETMASK, [], [pid 5991] <... mmap resumed>) = 0x7fb84f206000 [pid 5990] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5994] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5990] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... rmdir resumed>) = 0 [pid 5995] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 0 [pid 5991] <... mprotect resumed>) = 0 [pid 5840] mkdir("./10", 0777 [pid 5995] <... openat resumed>) = 3 [pid 5994] dup(3 [pid 5993] <... futex resumed>) = 0 [pid 5992] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... dup resumed>) = 4 [pid 5994] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5995] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5992] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... mkdir resumed>) = 0 [pid 5995] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5992] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5994] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5992] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] dup(3 [pid 5993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5991] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5990] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5995] <... dup resumed>) = 4 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5991] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5990] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5996 attached [pid 5995] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5990] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5997 attached [pid 5996] set_robust_list(0x555566ac76a0, 24 [pid 5995] <... futex resumed>) = 0 [pid 5993] <... mmap resumed>) = 0x7fb84f206000 [pid 5990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5996] <... set_robust_list resumed>) = 0 [pid 5995] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5993] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5990] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5996] chdir("./10" [pid 5991] <... clone3 resumed> => {parent_tid=[5997]}, 88) = 5997 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 5996 [pid 5997] <... rseq resumed>) = 0 [pid 5996] <... chdir resumed>) = 0 [pid 5997] set_robust_list(0x7fb84f2269a0, 24 [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5997] <... set_robust_list resumed>) = 0 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5996] <... prctl resumed>) = 0 [pid 5993] <... mprotect resumed>) = 0 [pid 5991] rt_sigprocmask(SIG_SETMASK, [], [pid 5990] <... futex resumed>) = 0 [pid 5997] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] setpgid(0, 0 [pid 5993] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... setpgid resumed>) = 0 [pid 5993] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5991] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... futex resumed>) = 0 [pid 5993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5991] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5998 attached [pid 5997] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5991] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5997] <... openat resumed>) = 3 [pid 5993] <... clone3 resumed> => {parent_tid=[5998]}, 88) = 5998 [pid 5998] <... rseq resumed>) = 0 [pid 5997] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] rt_sigprocmask(SIG_SETMASK, [], [pid 5998] set_robust_list(0x7fb84f2269a0, 24 [pid 5997] <... futex resumed>) = 1 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5991] <... futex resumed>) = 0 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5997] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = 0 [pid 5998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5997] dup(3 [pid 5993] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5997] <... dup resumed>) = 4 [pid 5998] <... openat resumed>) = 3 [pid 5997] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... futex resumed>) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = 1 [pid 5997] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... futex resumed>) = 0 [pid 5991] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5997] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5993] <... futex resumed>) = 0 [pid 5991] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] dup(3 [pid 5993] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] <... dup resumed>) = 4 [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5998] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5993] <... futex resumed>) = 0 [pid 5996] <... openat resumed>) = 3 [pid 5998] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5993] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] write(3, "1000", 4 [pid 5993] <... futex resumed>) = 0 [pid 5996] <... write resumed>) = 4 [pid 5996] close(3) = 0 [pid 5996] symlink("/dev/binderfs", "./binderfs" [pid 5993] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... symlink resumed>) = 0 [pid 5996] write(1, "executing program\n", 18executing program ) = 18 [pid 5996] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5996] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5996] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5996] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5992] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5992] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5992] <... futex resumed>) = 0 [pid 5992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5992] <... mmap resumed>) = 0x7fb84f1e5000 ./strace-static-x86_64: Process 5999 attached [pid 5992] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5996] <... clone3 resumed> => {parent_tid=[5999]}, 88) = 5999 [pid 5992] <... mprotect resumed>) = 0 [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5996] <... futex resumed>) = 0 [pid 5992] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5999] <... rseq resumed>) = 0 [pid 5996] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5999] set_robust_list(0x7fb84f2269a0, 24) = 0 ./strace-static-x86_64: Process 6000 attached [pid 5999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5992] <... clone3 resumed> => {parent_tid=[6000]}, 88) = 6000 [pid 5999] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6000] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 5999] <... openat resumed>) = 3 [pid 5992] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6000] set_robust_list(0x7fb84f2059a0, 24 [pid 5999] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 0 [pid 6000] <... set_robust_list resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5996] <... futex resumed>) = 0 [pid 5992] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 5996] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] dup(3 [pid 5996] <... futex resumed>) = 0 [pid 5990] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6000] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5999] <... dup resumed>) = 4 [pid 5996] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5996] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5990] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6001 attached => {parent_tid=[6001]}, 88) = 6001 [pid 5990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5990] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5990] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6001] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6001] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6000] <... madvise resumed>) = 0 [pid 5999] <... futex resumed>) = 0 [pid 5996] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5991] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6000] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5996] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5991] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6000] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5991] <... mprotect resumed>) = 0 [pid 6000] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6002 attached => {parent_tid=[6002]}, 88) = 6002 [pid 5991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5991] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5993] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5991] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5993] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5993] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6002] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6001] <... madvise resumed>) = 0 [pid 6002] <... rseq resumed>) = 0 [pid 5993] <... clone3 resumed> => {parent_tid=[6003]}, 88) = 6003 [pid 6002] set_robust_list(0x7fb84f2059a0, 24 [pid 6001] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6003 attached [pid 6002] <... set_robust_list resumed>) = 0 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] <... futex resumed>) = 0 [pid 6002] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] <... futex resumed>) = 1 [pid 5993] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... futex resumed>) = 0 [pid 6002] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5993] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6002] <... madvise resumed>) = 0 [pid 6003] <... rseq resumed>) = 0 [pid 6002] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6002] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] <... futex resumed>) = 0 [pid 6003] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6003] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6003] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5993] <... futex resumed>) = 0 [pid 6003] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5996] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 5996] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6004 attached => {parent_tid=[6004]}, 88) = 6004 [pid 5996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5996] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5996] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6004] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6004] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6004] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5999] <... mmap resumed>) = 0x20000000 [pid 5998] <... mmap resumed>) = 0x20000000 [pid 5997] <... mmap resumed>) = 0x20000000 [pid 5995] <... mmap resumed>) = 0x20000000 [pid 5994] <... mmap resumed>) = 0x20000000 [pid 5999] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5995] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... madvise resumed>) = 0 [pid 5999] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 0 [pid 5992] exit_group(0 [pid 5991] exit_group(0 [pid 5990] exit_group(0 [pid 6004] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = ? [pid 6000] <... futex resumed>) = ? [pid 5998] <... futex resumed>) = 0 [pid 5997] <... futex resumed>) = ? [pid 5995] read(1328505600, [pid 5992] <... exit_group resumed>) = ? [pid 5991] <... exit_group resumed>) = ? [pid 6004] <... futex resumed>) = 1 [pid 6002] +++ exited with 0 +++ [pid 6001] <... futex resumed>) = ? [pid 6000] +++ exited with 0 +++ [pid 5998] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] +++ exited with 0 +++ [pid 5996] <... futex resumed>) = 0 [pid 5994] +++ exited with 0 +++ [pid 5992] +++ exited with 0 +++ [pid 5991] +++ exited with 0 +++ [pid 5990] <... exit_group resumed>) = ? [pid 6004] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6001] +++ exited with 0 +++ [pid 5996] exit_group(0 [pid 5995] +++ exited with 0 +++ [pid 5993] exit_group(0 [pid 5990] +++ exited with 0 +++ [pid 6004] <... futex resumed>) = ? [pid 5999] <... futex resumed>) = ? [pid 5996] <... exit_group resumed>) = ? [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5841] --- 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 */} --- [pid 6003] <... futex resumed>) = ? [pid 5998] <... futex resumed>) = ? [pid 5993] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6004] +++ exited with 0 +++ [pid 6003] +++ exited with 0 +++ [pid 5998] +++ exited with 0 +++ [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5839] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... restart_syscall resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5999] +++ exited with 0 +++ [pid 5996] +++ exited with 0 +++ [pid 5844] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 3 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5996, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5844] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] newfstatat(3, "", [pid 5844] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5841] <... openat resumed>) = 3 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5839] getdents64(3, [pid 5844] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] getdents64(3, [pid 5839] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5844] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5840] <... openat resumed>) = 3 [pid 5844] unlink("./10/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] newfstatat(3, "", [pid 5844] <... unlink resumed>) = 0 [pid 5841] unlink("./10/binderfs" [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] getdents64(3, [pid 5841] <... unlink resumed>) = 0 [pid 5840] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... close resumed>) = 0 [pid 5840] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] rmdir("./10" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... rmdir resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] close(3 [pid 5840] unlink("./10/binderfs" [pid 5844] mkdir("./11", 0777 [pid 5841] <... close resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] rmdir("./10" [pid 5840] <... unlink resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... close resumed>) = 0 [pid 5841] mkdir("./11", 0777 [pid 5840] rmdir("./10" [pid 5839] unlink("./10/binderfs" [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] getdents64(3, [pid 5840] mkdir("./11", 0777 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6005 attached ./strace-static-x86_64: Process 6006 attached [pid 5839] close(3 [pid 6006] set_robust_list(0x555566ac76a0, 24 [pid 6005] set_robust_list(0x555566ac76a0, 24 [pid 5993] +++ exited with 0 +++ [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6006] <... set_robust_list resumed>) = 0 [pid 6005] <... set_robust_list resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] rmdir("./10" [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5993, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6006] chdir("./11" [pid 6005] chdir("./11" [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6006 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6005 [pid 6006] <... chdir resumed>) = 0 [pid 6005] <... chdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6007 attached [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] mkdir("./11", 0777 [pid 6007] set_robust_list(0x555566ac76a0, 24 [pid 6006] <... prctl resumed>) = 0 [pid 6005] <... prctl resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6007 [pid 6006] setpgid(0, 0 [pid 6005] setpgid(0, 0 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6006] <... setpgid resumed>) = 0 [pid 6005] <... setpgid resumed>) = 0 [pid 5838] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6007] chdir("./11" [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6007] <... chdir resumed>) = 0 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6005] <... openat resumed>) = 3 [pid 5838] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6007] <... prctl resumed>) = 0 [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6005] write(3, "1000", 4 [pid 5838] <... openat resumed>) = 3 [pid 6007] setpgid(0, 0 [pid 6005] <... write resumed>) = 4 [pid 5838] newfstatat(3, "", [pid 6007] <... setpgid resumed>) = 0 [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6006] <... openat resumed>) = 3 [pid 6005] close(3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6007] <... openat resumed>) = 3 [pid 6006] write(3, "1000", 4 [pid 6005] <... close resumed>) = 0 [pid 5838] getdents64(3, [pid 6007] write(3, "1000", 4 [pid 6006] <... write resumed>) = 4 [pid 6005] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6007] <... write resumed>) = 4 [pid 6006] close(3 [pid 6005] <... symlink resumed>) = 0 [pid 5838] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6007] close(3 [pid 6006] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6007] <... close resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./10/binderfs", [pid 6007] symlink("/dev/binderfs", "./binderfs" [pid 6006] symlink("/dev/binderfs", "./binderfs"executing program executing program [pid 6005] write(1, "executing program\n", 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6007] <... symlink resumed>) = 0 [pid 6006] <... symlink resumed>) = 0 [pid 6005] <... write resumed>) = 18 [pid 5838] unlink("./10/binderfs" [pid 6007] write(1, "executing program\n", 18 [pid 5838] <... unlink resumed>) = 0 [pid 6007] <... write resumed>) = 18 executing program [pid 6006] write(1, "executing program\n", 18 [pid 6005] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] getdents64(3, [pid 6007] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... write resumed>) = 18 [pid 6005] <... futex resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6007] <... futex resumed>) = 0 [pid 6006] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] close(3 [pid 6007] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6006] <... futex resumed>) = 0 [pid 6005] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] <... close resumed>) = 0 [pid 6007] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6006] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6006] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] rmdir("./10"./strace-static-x86_64: Process 6008 attached [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6008 [pid 6008] set_robust_list(0x555566ac76a0, 24 [pid 6007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6008] <... set_robust_list resumed>) = 0 [pid 6007] <... mmap resumed>) = 0x7fb84f206000 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... mmap resumed>) = 0x7fb84f206000 [pid 6007] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6008] chdir("./11" [pid 6006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6008] <... chdir resumed>) = 0 [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6007] <... mprotect resumed>) = 0 [pid 6006] <... mmap resumed>) = 0x7fb84f206000 [pid 6005] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] mkdir("./11", 0777 [pid 6007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6006] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6005] <... mprotect resumed>) = 0 [pid 6006] <... mprotect resumed>) = 0 [pid 6005] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6006] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6005] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6009 attached [pid 6008] setpgid(0, 0 [pid 6006] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6010 attached [pid 6009] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6008] <... setpgid resumed>) = 0 [pid 6007] <... clone3 resumed> => {parent_tid=[6009]}, 88) = 6009 [pid 6006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6011 attached [pid 6010] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6009] <... rseq resumed>) = 0 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6007] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6009] set_robust_list(0x7fb84f2269a0, 24 [pid 6008] <... openat resumed>) = 3 [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] <... clone3 resumed> => {parent_tid=[6011]}, 88) = 6011 [pid 6005] <... clone3 resumed> => {parent_tid=[6010]}, 88) = 6010 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6008] write(3, "1000", 4 [pid 6007] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 6011] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6009] rt_sigprocmask(SIG_SETMASK, [], [pid 6008] <... write resumed>) = 4 [pid 6007] <... futex resumed>) = 0 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6011] <... rseq resumed>) = 0 [pid 6010] <... rseq resumed>) = 0 [pid 6009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6008] close(3 [pid 6007] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6012 attached [pid 6011] set_robust_list(0x7fb84f2269a0, 24 [pid 6010] set_robust_list(0x7fb84f2269a0, 24 [pid 6009] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6008] <... close resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6012] set_robust_list(0x555566ac76a0, 24 [pid 6011] <... set_robust_list resumed>) = 0 [pid 6010] <... set_robust_list resumed>) = 0 [pid 6009] <... openat resumed>) = 3 [pid 6008] symlink("/dev/binderfs", "./binderfs" [pid 6006] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... set_robust_list resumed>) = 0 [pid 6009] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6012] chdir("./11" [pid 6009] dup(3 [pid 6007] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... dup resumed>) = 4 [pid 6008] <... symlink resumed>) = 0 [pid 6007] <... futex resumed>) = 0 executing program [pid 6010] rt_sigprocmask(SIG_SETMASK, [], [pid 6012] <... chdir resumed>) = 0 [pid 6011] rt_sigprocmask(SIG_SETMASK, [], [pid 6010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] write(1, "executing program\n", 18 [pid 6007] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6012 [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6009] <... futex resumed>) = 0 [pid 6008] <... write resumed>) = 18 [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6012] <... prctl resumed>) = 0 [pid 6009] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] setpgid(0, 0 [pid 6011] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6010] <... openat resumed>) = 3 [pid 6009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = 0 [pid 6011] <... openat resumed>) = 3 [pid 6010] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... futex resumed>) = 0 [pid 6012] <... setpgid resumed>) = 0 [pid 6010] <... futex resumed>) = 1 [pid 6009] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6008] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6007] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] <... futex resumed>) = 0 [pid 6010] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6005] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] dup(3 [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6010] <... dup resumed>) = 4 [pid 6008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6005] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... mmap resumed>) = 0x7fb84f206000 [pid 6010] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6010] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6011] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6008] <... mprotect resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6012] <... openat resumed>) = 3 [pid 6011] <... futex resumed>) = 1 [pid 6006] <... futex resumed>) = 0 [pid 6011] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] <... futex resumed>) = 0 [pid 6011] dup(3 [pid 6006] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] write(3, "1000", 4 [pid 6011] <... dup resumed>) = 4 [pid 6012] <... write resumed>) = 4 [pid 6011] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6012] close(3 [pid 6011] <... futex resumed>) = 1 [pid 6006] <... futex resumed>) = 0 [pid 6011] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] <... futex resumed>) = 0 [pid 6012] <... close resumed>) = 0 [pid 6011] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6006] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] symlink("/dev/binderfs", "./binderfs" [pid 6008] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6005] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... symlink resumed>) = 0 [pid 6008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6013 attached => {parent_tid=[6013]}, 88) = 6013 [pid 6012] write(1, "executing program\n", 18 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6013] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6012] <... write resumed>) = 18 [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6013] <... rseq resumed>) = 0 [pid 6012] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = 0 [pid 6012] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6008] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6013] set_robust_list(0x7fb84f2269a0, 24 [pid 6012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6013] <... set_robust_list resumed>) = 0 [pid 6012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6013] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6013] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6008] <... futex resumed>) = 0 [pid 6013] dup(3 [pid 6008] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... dup resumed>) = 4 [pid 6008] <... futex resumed>) = 0 [pid 6013] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6013] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] <... futex resumed>) = 0 [pid 6013] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6008] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6012] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6014]}, 88) = 6014 ./strace-static-x86_64: Process 6014 attached [pid 6014] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6014] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6014] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6007] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6012] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... futex resumed>) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6012] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6014] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6007] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6014] <... openat resumed>) = 3 [pid 6014] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6014] <... futex resumed>) = 1 [pid 6012] <... futex resumed>) = 0 [pid 6014] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... mprotect resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6012] <... futex resumed>) = 1 [pid 6014] dup(3 [pid 6012] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6014] <... dup resumed>) = 4 [pid 6007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6014] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6014] <... futex resumed>) = 1 [pid 6012] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6015 attached [pid 6012] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... clone3 resumed> => {parent_tid=[6015]}, 88) = 6015 [pid 6006] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6012] <... futex resumed>) = 0 [pid 6007] rt_sigprocmask(SIG_SETMASK, [], [pid 6006] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6015] <... rseq resumed>) = 0 [pid 6014] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6012] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6015] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6008] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6007] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6015] rt_sigprocmask(SIG_SETMASK, [], [pid 6008] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = 0 [pid 6006] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6005] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6015] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6008] <... futex resumed>) = 0 [pid 6006] <... mprotect resumed>) = 0 [pid 6005] <... mprotect resumed>) = 0 [pid 6008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6005] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6008] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6005] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6008] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6008] <... mprotect resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6005] <... clone3 resumed> => {parent_tid=[6016]}, 88) = 6016 [pid 6008] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 6008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6017 attached [pid 6005] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6016 attached [pid 6015] <... madvise resumed>) = 0 [pid 6008] <... clone3 resumed> => {parent_tid=[6017]}, 88) = 6017 [pid 6005] <... futex resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6016] <... rseq resumed>) = 0 [pid 6008] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6017] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6016] set_robust_list(0x7fb84f2059a0, 24 [pid 6015] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6017] <... rseq resumed>) = 0 [pid 6016] <... set_robust_list resumed>) = 0 [pid 6015] <... futex resumed>) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6017] set_robust_list(0x7fb84f2059a0, 24 [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6015] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6018 attached [pid 6017] <... set_robust_list resumed>) = 0 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] rt_sigprocmask(SIG_SETMASK, [], [pid 6016] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6006] <... clone3 resumed> => {parent_tid=[6018]}, 88) = 6018 [pid 6018] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] <... madvise resumed>) = 0 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] <... rseq resumed>) = 0 [pid 6017] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6018] set_robust_list(0x7fb84f2059a0, 24 [pid 6017] <... madvise resumed>) = 0 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] <... set_robust_list resumed>) = 0 [pid 6018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6018] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] <... futex resumed>) = 0 [pid 6018] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6006] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6016] <... futex resumed>) = 1 [pid 6012] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... futex resumed>) = 0 [pid 6012] <... futex resumed>) = 0 [pid 6017] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6017] <... futex resumed>) = 1 [pid 6012] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6008] <... futex resumed>) = 0 [pid 6017] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[6019]}, 88) = 6019 ./strace-static-x86_64: Process 6019 attached [pid 6012] rt_sigprocmask(SIG_SETMASK, [], [pid 6019] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6019] <... rseq resumed>) = 0 [pid 6018] <... madvise resumed>) = 0 [pid 6012] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] set_robust_list(0x7fb84f2059a0, 24 [pid 6012] <... futex resumed>) = 0 [pid 6019] <... set_robust_list resumed>) = 0 [pid 6018] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] <... futex resumed>) = 1 [pid 6006] <... futex resumed>) = 0 [pid 6019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6019] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6014] <... mmap resumed>) = 0x20000000 [pid 6012] <... futex resumed>) = 0 [pid 6011] <... mmap resumed>) = 0x20000000 [pid 6010] <... mmap resumed>) = 0x20000000 [pid 6009] <... mmap resumed>) = 0x20000000 [pid 6019] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] <... mmap resumed>) = 0x20000000 [pid 6011] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6013] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = 0 [pid 6010] <... futex resumed>) = 0 [pid 6009] <... futex resumed>) = 0 [pid 6014] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] <... futex resumed>) = 0 [pid 6011] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6010] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6009] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] exit_group(0 [pid 6015] <... futex resumed>) = ? [pid 6013] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] exit_group(0 [pid 6009] <... futex resumed>) = ? [pid 6008] exit_group(0 [pid 6007] <... exit_group resumed>) = ? [pid 6006] exit_group(0 [pid 6019] <... futex resumed>) = ? [pid 6017] <... futex resumed>) = ? [pid 6015] +++ exited with 0 +++ [pid 6018] <... futex resumed>) = ? [pid 6014] <... futex resumed>) = ? [pid 6013] <... futex resumed>) = ? [pid 6012] <... exit_group resumed>) = ? [pid 6011] <... futex resumed>) = ? [pid 6009] +++ exited with 0 +++ [pid 6008] <... exit_group resumed>) = ? [pid 6006] <... exit_group resumed>) = ? [pid 6005] exit_group(0 [pid 6018] +++ exited with 0 +++ [pid 6017] +++ exited with 0 +++ [pid 6014] +++ exited with 0 +++ [pid 6013] +++ exited with 0 +++ [pid 6011] +++ exited with 0 +++ [pid 6008] +++ exited with 0 +++ [pid 6007] +++ exited with 0 +++ [pid 6016] <... futex resumed>) = ? [pid 6010] <... futex resumed>) = ? [pid 6005] <... exit_group resumed>) = ? [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6016] +++ exited with 0 +++ [pid 6010] +++ exited with 0 +++ [pid 5839] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(3, "", [pid 5839] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] getdents64(3, [pid 5839] unlink("./11/binderfs" [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... unlink resumed>) = 0 [pid 5840] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5839] close(3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... close resumed>) = 0 [pid 5840] unlink("./11/binderfs" [pid 5839] rmdir("./11" [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] mkdir("./12", 0777 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5840] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6020 attached [pid 5840] <... close resumed>) = 0 [pid 6020] set_robust_list(0x555566ac76a0, 24 [pid 5840] rmdir("./11" [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6020 [pid 6020] <... set_robust_list resumed>) = 0 [pid 6020] chdir("./12") = 0 [pid 6006] +++ exited with 0 +++ [pid 6005] +++ exited with 0 +++ [pid 5840] <... rmdir resumed>) = 0 [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5840] mkdir("./12", 0777 [pid 6020] <... prctl resumed>) = 0 [pid 6020] setpgid(0, 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6020] <... setpgid resumed>) = 0 [pid 5844] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6021 attached [pid 6020] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 6021] set_robust_list(0x555566ac76a0, 24 [pid 5841] newfstatat(3, "", [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6021 [pid 6020] write(3, "1000", 4 [pid 6021] <... set_robust_list resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6021] chdir("./12" [pid 6020] <... write resumed>) = 4 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 6021] <... chdir resumed>) = 0 [pid 6020] close(3 [pid 5844] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6020] <... close resumed>) = 0 [pid 6021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6021] <... prctl resumed>) = 0 [pid 6020] symlink("/dev/binderfs", "./binderfs" [pid 5844] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6021] setpgid(0, 0 [pid 5841] newfstatat(AT_FDCWD, "./11/binderfs", [pid 6021] <... setpgid resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6020] <... symlink resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5841] unlink("./11/binderfs"executing program [pid 6021] <... openat resumed>) = 3 [pid 6020] write(1, "executing program\n", 18 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 6021] write(3, "1000", 4 [pid 6020] <... write resumed>) = 18 [pid 5844] unlink("./11/binderfs" [pid 5841] getdents64(3, [pid 6020] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6020] <... futex resumed>) = 0 [pid 5841] close(3 [pid 6020] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] getdents64(3, [pid 5841] <... close resumed>) = 0 [pid 6021] <... write resumed>) = 4 [pid 6020] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] rmdir("./11" [pid 6021] close(3 [pid 6020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] close(3 [pid 5841] <... rmdir resumed>) = 0 [pid 6021] <... close resumed>) = 0 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] mkdir("./12", 0777 [pid 6021] symlink("/dev/binderfs", "./binderfs" [pid 6020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 5844] rmdir("./11" [pid 5841] <... mkdir resumed>) = 0 [pid 6021] <... symlink resumed>) = 0 [pid 6020] <... mmap resumed>) = 0x7fb84f206000 [pid 6021] write(1, "executing program\n", 18 [pid 5844] <... rmdir resumed>) = 0 [pid 6021] <... write resumed>) = 18 [pid 6021] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6022 attached [pid 6021] <... futex resumed>) = 0 [pid 6020] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] mkdir("./12", 0777 [pid 6022] set_robust_list(0x555566ac76a0, 24 [pid 6021] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6020] <... mprotect resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 6022] <... set_robust_list resumed>) = 0 [pid 6021] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6021] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6022 [pid 6020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6023 attached [pid 6022] chdir("./12" [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6024 attached [pid 6022] <... chdir resumed>) = 0 [pid 6021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6024] set_robust_list(0x555566ac76a0, 24 [pid 6023] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6021] <... mmap resumed>) = 0x7fb84f206000 [pid 6020] <... clone3 resumed> => {parent_tid=[6023]}, 88) = 6023 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6023] <... rseq resumed>) = 0 [pid 6022] <... prctl resumed>) = 0 [pid 6021] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] chdir("./12" [pid 6023] set_robust_list(0x7fb84f2269a0, 24 [pid 6022] setpgid(0, 0 [pid 6021] <... mprotect resumed>) = 0 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6024 [pid 6024] <... chdir resumed>) = 0 [pid 6023] <... set_robust_list resumed>) = 0 [pid 6022] <... setpgid resumed>) = 0 [pid 6021] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6020] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6023] rt_sigprocmask(SIG_SETMASK, [], [pid 6022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6019] +++ exited with 0 +++ [pid 6012] +++ exited with 0 +++ [pid 6024] <... prctl resumed>) = 0 [pid 6023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6020] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6012, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- ./strace-static-x86_64: Process 6025 attached [pid 6024] setpgid(0, 0 [pid 6023] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6022] <... openat resumed>) = 3 [pid 6025] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6024] <... setpgid resumed>) = 0 [pid 6023] <... openat resumed>) = 3 [pid 6022] write(3, "1000", 4 [pid 6021] <... clone3 resumed> => {parent_tid=[6025]}, 88) = 6025 [pid 6025] <... rseq resumed>) = 0 [pid 6023] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] set_robust_list(0x7fb84f2269a0, 24 [pid 6023] <... futex resumed>) = 1 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6020] <... futex resumed>) = 0 [pid 6025] <... set_robust_list resumed>) = 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6023] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] <... write resumed>) = 4 [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] rt_sigprocmask(SIG_SETMASK, [], [pid 6023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6022] close(3 [pid 6021] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... futex resumed>) = 0 [pid 6025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] <... openat resumed>) = 3 [pid 6023] dup(3 [pid 6021] <... futex resumed>) = 0 [pid 6022] <... close resumed>) = 0 [pid 6020] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6024] write(3, "1000", 4 [pid 6023] <... dup resumed>) = 4 [pid 6022] symlink("/dev/binderfs", "./binderfs" [pid 6021] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] <... openat resumed>) = 3 [pid 6024] <... write resumed>) = 4 [pid 6023] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] close(3 [pid 6023] <... futex resumed>) = 1 [pid 6022] <... symlink resumed>) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6025] <... futex resumed>) = 1 [pid 6024] <... close resumed>) = 0 [pid 6023] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6021] <... futex resumed>) = 0 [pid 6020] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] write(1, "executing program\n", 18executing program [pid 6025] dup(3 [pid 6024] symlink("/dev/binderfs", "./binderfs" [pid 6023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6021] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... futex resumed>) = 0 [pid 6025] <... dup resumed>) = 4 [pid 6023] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6020] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... symlink resumed>) = 0 [pid 6022] <... write resumed>) = 18 [pid 6021] <... futex resumed>) = 0 [pid 6025] <... futex resumed>) = 0 [pid 6024] write(1, "executing program\n", 18 [pid 6022] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6021] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] <... write resumed>) = 18 [pid 6022] <... futex resumed>) = 0 [pid 6021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6024] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6021] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] <... futex resumed>) = 0 [pid 6024] <... futex resumed>) = 0 [pid 6022] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6021] <... futex resumed>) = 1 [pid 6025] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6024] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6021] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6024] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6022] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6022] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... openat resumed>) = 3 [pid 6024] <... mmap resumed>) = 0x7fb84f206000 [pid 6022] <... mprotect resumed>) = 0 [pid 6024] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6024] <... mprotect resumed>) = 0 [pid 6022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] getdents64(3, [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6026 attached [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6022] <... clone3 resumed> => {parent_tid=[6026]}, 88) = 6026 [pid 5838] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6022] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6027 attached => {parent_tid=[6027]}, 88) = 6027 [pid 6027] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6027] <... rseq resumed>) = 0 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6027] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6027] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6026] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6024] <... futex resumed>) = 0 [pid 6022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6021] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5838] newfstatat(AT_FDCWD, "./11/binderfs", [pid 6026] <... rseq resumed>) = 0 [pid 6022] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] set_robust_list(0x7fb84f2269a0, 24 [pid 6022] <... futex resumed>) = 0 [pid 6021] <... futex resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6026] <... set_robust_list resumed>) = 0 [pid 6022] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] unlink("./11/binderfs" [pid 6026] rt_sigprocmask(SIG_SETMASK, [], [pid 6021] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6027] dup(3 [pid 6024] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6020] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6027] <... dup resumed>) = 4 [pid 6024] <... futex resumed>) = 0 [pid 6021] <... mprotect resumed>) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6027] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] getdents64(3, [pid 6027] <... futex resumed>) = 0 [pid 6026] <... openat resumed>) = 3 [pid 6024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6020] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6027] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6026] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6020] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6028 attached [pid 6027] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6022] <... futex resumed>) = 0 [pid 6020] <... mprotect resumed>) = 0 [pid 6026] <... futex resumed>) = 1 [pid 5838] close(3 [pid 6022] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... clone3 resumed> => {parent_tid=[6028]}, 88) = 6028 [pid 6022] <... futex resumed>) = 0 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... close resumed>) = 0 [pid 6026] dup(3 [pid 6022] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] rmdir("./11" [pid 6028] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6026] <... dup resumed>) = 4 [pid 6021] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... rseq resumed>) = 0 [pid 6026] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = 0 [pid 6021] <... futex resumed>) = 0 [pid 6020] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6028] set_robust_list(0x7fb84f2059a0, 24 [pid 6026] <... futex resumed>) = 1 [pid 6024] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] <... futex resumed>) = 0 [pid 6021] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5838] mkdir("./12", 0777 [pid 6028] <... set_robust_list resumed>) = 0 [pid 6026] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6029 attached [pid 5838] <... mkdir resumed>) = 0 [pid 6022] <... futex resumed>) = 0 [pid 6022] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] <... clone3 resumed> => {parent_tid=[6029]}, 88) = 6029 [pid 6020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6029] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6020] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6029] <... rseq resumed>) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6029] set_robust_list(0x7fb84f2059a0, 24 [pid 6020] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6029] <... set_robust_list resumed>) = 0 [pid 6029] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6029] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6028] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6030 attached [pid 6028] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6029] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6030 [pid 6030] set_robust_list(0x555566ac76a0, 24 [pid 6029] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] <... madvise resumed>) = 0 [pid 6030] <... set_robust_list resumed>) = 0 [pid 6030] chdir("./12" [pid 6028] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... chdir resumed>) = 0 [pid 6028] <... futex resumed>) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6028] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6030] <... prctl resumed>) = 0 [pid 6030] setpgid(0, 0) = 0 [pid 6030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6024] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6030] write(3, "1000", 4 [pid 6024] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6023] <... mmap resumed>) = 0x20000000 [pid 6022] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6030] <... write resumed>) = 4 [pid 6027] <... mmap resumed>) = 0x20000000 [pid 6026] <... mmap resumed>) = 0x20000000 [pid 6025] <... mmap resumed>) = 0x20000000 [pid 6024] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6022] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... futex resumed>) = 0 [pid 6027] <... futex resumed>) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6025] <... futex resumed>) = 0 [pid 6022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6025] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] <... mprotect resumed>) = 0 [pid 6022] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6030] close(3 [pid 6027] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6026] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6022] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6030] <... close resumed>) = 0 [pid 6030] symlink("/dev/binderfs", "./binderfs" [pid 6024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6023] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... mprotect resumed>) = 0 [pid 6030] <... symlink resumed>) = 0 [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6023] <... futex resumed>) = 0 [pid 6022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6021] exit_group(0./strace-static-x86_64: Process 6031 attached [pid 6030] write(1, "executing program\n", 18executing program [pid 6028] <... futex resumed>) = ? [pid 6025] <... futex resumed>) = ? [pid 6023] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6021] <... exit_group resumed>) = ? [pid 6020] exit_group(0 [pid 6031] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6030] <... write resumed>) = 18 [pid 6028] +++ exited with 0 +++ [pid 6025] +++ exited with 0 +++ [pid 6022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6032 attached [pid 6024] <... clone3 resumed> => {parent_tid=[6031]}, 88) = 6031 [pid 6032] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6022] <... clone3 resumed> => {parent_tid=[6032]}, 88) = 6032 [pid 6032] <... rseq resumed>) = 0 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6022] rt_sigprocmask(SIG_SETMASK, [], [pid 6032] set_robust_list(0x7fb84f2059a0, 24 [pid 6024] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] <... set_robust_list resumed>) = 0 [pid 6024] <... futex resumed>) = 0 [pid 6022] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] rt_sigprocmask(SIG_SETMASK, [], [pid 6031] <... rseq resumed>) = 0 [pid 6030] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6029] <... futex resumed>) = ? [pid 6024] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] <... futex resumed>) = ? [pid 6022] <... futex resumed>) = 0 [pid 6020] <... exit_group resumed>) = ? [pid 6032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] set_robust_list(0x7fb84f2059a0, 24 [pid 6030] <... futex resumed>) = 0 [pid 6029] +++ exited with 0 +++ [pid 6023] +++ exited with 0 +++ [pid 6022] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] +++ exited with 0 +++ [pid 6032] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6030] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6031] <... set_robust_list resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6021, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6032] <... madvise resumed>) = 0 [pid 6031] rt_sigprocmask(SIG_SETMASK, [], [pid 6030] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6032] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6020] +++ exited with 0 +++ [pid 6032] <... futex resumed>) = 1 [pid 6031] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6022] <... futex resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6032] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] exit_group(0 [pid 6030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6032] <... futex resumed>) = ? [pid 6026] <... futex resumed>) = ? [pid 6022] <... exit_group resumed>) = ? [pid 6032] +++ exited with 0 +++ [pid 6030] <... mmap resumed>) = 0x7fb84f206000 [pid 6026] +++ exited with 0 +++ [pid 6030] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", [pid 6031] <... madvise resumed>) = 0 [pid 6030] <... mprotect resumed>) = 0 [pid 6022] +++ exited with 0 +++ [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6031] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] getdents64(3, [pid 6031] <... futex resumed>) = 1 [pid 6030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6024] <... futex resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6022, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6031] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6024] exit_group(0 [pid 6030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6031] <... futex resumed>) = ? [pid 6027] <... futex resumed>) = ? [pid 6024] <... exit_group resumed>) = ? [pid 5840] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6033 attached [pid 6031] +++ exited with 0 +++ [pid 6027] +++ exited with 0 +++ [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6033] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6030] <... clone3 resumed> => {parent_tid=[6033]}, 88) = 6033 [pid 5840] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5839] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6033] <... rseq resumed>) = 0 [pid 6030] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6033] set_robust_list(0x7fb84f2269a0, 24 [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6033] <... set_robust_list resumed>) = 0 [pid 6030] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] unlink("./12/binderfs" [pid 5839] <... openat resumed>) = 3 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], [pid 6030] <... futex resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... unlink resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] newfstatat(3, "", [pid 5840] getdents64(3, [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6033] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(3, [pid 5840] close(3 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... close resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] rmdir("./12" [pid 5839] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5840] mkdir("./13", 0777 [pid 5841] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5839] unlink("./12/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] unlink("./12/binderfs") = 0 [pid 5839] getdents64(3, [pid 5841] getdents64(3, [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] close(3 [pid 5841] close(3) = 0 [pid 5841] rmdir("./12" [pid 5839] <... close resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] rmdir("./12"./strace-static-x86_64: Process 6034 attached [pid 5841] mkdir("./13", 0777 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6034 [pid 5839] <... rmdir resumed>) = 0 [pid 6034] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6034] chdir("./13") = 0 [pid 6034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6034] setpgid(0, 0 [pid 5839] mkdir("./13", 0777 [pid 6034] <... setpgid resumed>) = 0 [pid 6034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... mkdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6034] <... openat resumed>) = 3 [pid 6034] write(3, "1000", 4) = 4 [pid 6034] close(3) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6035 attached [pid 6034] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6035] set_robust_list(0x555566ac76a0, 24 [pid 6034] write(1, "executing program\n", 18 [pid 6035] <... set_robust_list resumed>) = 0 [pid 6034] <... write resumed>) = 18 [pid 6035] chdir("./13" [pid 6034] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... chdir resumed>) = 0 [pid 6034] <... futex resumed>) = 0 [pid 6035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6034] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6035] <... prctl resumed>) = 0 [pid 6034] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6036 attached [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6035 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6036 [pid 6036] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6036] chdir("./13") = 0 [pid 6035] setpgid(0, 0 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6033] <... openat resumed>) = 3 [pid 6030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6024] +++ exited with 0 +++ [pid 6034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6035] <... setpgid resumed>) = 0 [pid 6034] <... mmap resumed>) = 0x7fb84f206000 [pid 6033] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6036] <... prctl resumed>) = 0 [pid 6035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6034] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6033] <... futex resumed>) = 0 [pid 6030] <... futex resumed>) = 0 [pid 6036] setpgid(0, 0 [pid 6035] <... openat resumed>) = 3 [pid 6034] <... mprotect resumed>) = 0 [pid 6033] dup(3 [pid 6030] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] <... setpgid resumed>) = 0 [pid 6035] write(3, "1000", 4 [pid 6034] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6035] <... write resumed>) = 4 [pid 6034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6033] <... dup resumed>) = 4 ./strace-static-x86_64: Process 6037 attached [pid 6037] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6034] <... clone3 resumed> => {parent_tid=[6037]}, 88) = 6037 [pid 6037] <... rseq resumed>) = 0 [pid 6034] rt_sigprocmask(SIG_SETMASK, [], [pid 6037] set_robust_list(0x7fb84f2269a0, 24 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6037] <... set_robust_list resumed>) = 0 [pid 6034] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] rt_sigprocmask(SIG_SETMASK, [], [pid 6034] <... futex resumed>) = 0 [pid 6037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6034] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6037] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6034] <... futex resumed>) = 0 [pid 6037] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6034] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6034] <... futex resumed>) = 0 [pid 6037] dup(3 [pid 6034] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] <... dup resumed>) = 4 [pid 6037] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6034] <... futex resumed>) = 0 [pid 6037] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6034] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6034] <... futex resumed>) = 0 [pid 6037] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6034] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] <... openat resumed>) = 3 [pid 6035] close(3executing program [pid 6033] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6036] write(3, "1000", 4 [pid 6035] <... close resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6036] <... write resumed>) = 4 [pid 6035] symlink("/dev/binderfs", "./binderfs" [pid 6033] <... futex resumed>) = 1 [pid 6030] <... futex resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6036] close(3 [pid 6035] <... symlink resumed>) = 0 [pid 6033] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] <... openat resumed>) = 3 [pid 6036] <... close resumed>) = 0 [pid 6035] write(1, "executing program\n", 18 [pid 6033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6030] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] newfstatat(3, "", [pid 6036] symlink("/dev/binderfs", "./binderfs" [pid 6035] <... write resumed>) = 18 [pid 6033] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 6030] <... futex resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6036] <... symlink resumed>) = 0 [pid 6035] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 6036] write(1, "executing program\n", 18 [pid 6035] <... futex resumed>) = 0 [pid 6030] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6036] <... write resumed>) = 18 [pid 6035] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6036] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6036] <... futex resumed>) = 0 [pid 6035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] newfstatat(AT_FDCWD, "./12/binderfs", [pid 6036] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6036] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] unlink("./12/binderfs" [pid 6036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6035] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] <... unlink resumed>) = 0 [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6035] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] getdents64(3, [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6035] <... mprotect resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6036] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] close(3 [pid 6036] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6035] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] <... close resumed>) = 0 [pid 6036] <... mprotect resumed>) = 0 [pid 6036] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6035] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] rmdir("./12" [pid 6036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6038 attached ./strace-static-x86_64: Process 6039 attached [pid 6038] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6039] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6038] set_robust_list(0x7fb84f2269a0, 24 [pid 6036] <... clone3 resumed> => {parent_tid=[6038]}, 88) = 6038 [pid 6035] <... clone3 resumed> => {parent_tid=[6039]}, 88) = 6039 [pid 5844] mkdir("./13", 0777 [pid 6039] <... rseq resumed>) = 0 [pid 6038] <... set_robust_list resumed>) = 0 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], [pid 6035] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... mkdir resumed>) = 0 [pid 6039] set_robust_list(0x7fb84f2269a0, 24 [pid 6038] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6039] <... set_robust_list resumed>) = 0 [pid 6038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6036] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6039] rt_sigprocmask(SIG_SETMASK, [], [pid 6038] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6036] <... futex resumed>) = 0 [pid 6035] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6040 attached [pid 6039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6038] <... openat resumed>) = 3 [pid 6036] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6040] set_robust_list(0x555566ac76a0, 24 [pid 6039] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6038] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] <... set_robust_list resumed>) = 0 [pid 6038] <... futex resumed>) = 0 [pid 6039] <... openat resumed>) = 3 [pid 6038] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] dup(3 [pid 6036] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 1 [pid 6038] <... dup resumed>) = 4 [pid 6036] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... futex resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6040 [pid 6040] chdir("./13" [pid 6039] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6038] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6035] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... chdir resumed>) = 0 [pid 6039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6038] <... futex resumed>) = 0 [pid 6036] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... futex resumed>) = 0 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6039] dup(3 [pid 6038] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6036] <... futex resumed>) = 0 [pid 6035] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... dup resumed>) = 4 [pid 6036] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6040] <... prctl resumed>) = 0 [pid 6039] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6035] <... futex resumed>) = 0 [pid 6039] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6035] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] setpgid(0, 0 [pid 6035] <... futex resumed>) = 0 [pid 6040] <... setpgid resumed>) = 0 [pid 6034] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6034] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6034] <... futex resumed>) = 0 [pid 6034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6040] <... openat resumed>) = 3 [pid 6034] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6040] write(3, "1000", 4 [pid 6034] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6040] <... write resumed>) = 4 [pid 6034] <... mprotect resumed>) = 0 [pid 6040] close(3 [pid 6034] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6040] <... close resumed>) = 0 [pid 6034] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6040] symlink("/dev/binderfs", "./binderfs" [pid 6034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6041 attached [pid 6034] <... clone3 resumed> => {parent_tid=[6041]}, 88) = 6041 [pid 6034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6034] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... symlink resumed>) = 0 [pid 6034] <... futex resumed>) = 0 [pid 6034] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6041] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053executing program ) = 0 [pid 6040] write(1, "executing program\n", 18 [pid 6041] set_robust_list(0x7fb84f2059a0, 24 [pid 6040] <... write resumed>) = 18 [pid 6041] <... set_robust_list resumed>) = 0 [pid 6041] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6030] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[6042]}, 88) = 6042 [pid 6030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6030] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6042 attached ) = 0 [pid 6030] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6040] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6036] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6042] set_robust_list(0x7fb84f2059a0, 24 [pid 6036] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6042] <... set_robust_list resumed>) = 0 [pid 6036] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6042] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6036] <... mprotect resumed>) = 0 [pid 6035] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6041] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6040] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6036] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6035] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6036] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6035] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6035] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] <... madvise resumed>) = 0 [pid 6040] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6035] <... futex resumed>) = 0 [pid 6040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6036] <... clone3 resumed> => {parent_tid=[6043]}, 88) = 6043 [pid 6035] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], [pid 6035] <... mprotect resumed>) = 0 [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6035] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6036] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6036] <... futex resumed>) = 0 [pid 6035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6044 attached [pid 6036] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6043 attached [pid 6041] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... mmap resumed>) = 0x7fb84f206000 [pid 6043] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6041] <... futex resumed>) = 1 [pid 6040] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6034] <... futex resumed>) = 0 [pid 6043] <... rseq resumed>) = 0 [pid 6041] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] set_robust_list(0x7fb84f2059a0, 24 [pid 6040] <... mprotect resumed>) = 0 [pid 6043] <... set_robust_list resumed>) = 0 [pid 6044] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6043] rt_sigprocmask(SIG_SETMASK, [], [pid 6042] <... madvise resumed>) = 0 [pid 6040] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6035] <... clone3 resumed> => {parent_tid=[6044]}, 88) = 6044 [pid 6044] <... rseq resumed>) = 0 [pid 6043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6035] rt_sigprocmask(SIG_SETMASK, [], [pid 6044] set_robust_list(0x7fb84f2059a0, 24 [pid 6043] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6042] <... futex resumed>) = 1 [pid 6040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] <... futex resumed>) = 0 [pid 6044] <... set_robust_list resumed>) = 0 [pid 6042] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] rt_sigprocmask(SIG_SETMASK, [], [pid 6035] <... futex resumed>) = 0 [pid 6044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6035] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6045 attached [pid 6044] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6045] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6044] <... madvise resumed>) = 0 [pid 6043] <... madvise resumed>) = 0 [pid 6045] <... rseq resumed>) = 0 [pid 6045] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6040] <... clone3 resumed> => {parent_tid=[6045]}, 88) = 6045 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6043] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] rt_sigprocmask(SIG_SETMASK, [], [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6043] <... futex resumed>) = 1 [pid 6040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] <... futex resumed>) = 0 [pid 6045] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6040] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] <... futex resumed>) = 0 [pid 6045] <... openat resumed>) = 3 [pid 6045] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6044] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6045] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6044] <... futex resumed>) = 1 [pid 6040] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6044] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] <... futex resumed>) = 0 [pid 6045] dup(3 [pid 6040] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] <... dup resumed>) = 4 [pid 6045] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6040] <... futex resumed>) = 0 [pid 6045] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6040] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6040] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... mmap resumed>) = 0x20000000 [pid 6037] <... mmap resumed>) = 0x20000000 [pid 6033] <... mmap resumed>) = 0x20000000 [pid 6038] <... mmap resumed>) = 0x20000000 [pid 6033] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] exit_group(0 [pid 6044] <... futex resumed>) = ? [pid 6039] <... futex resumed>) = ? [pid 6038] <... futex resumed>) = 0 [pid 6037] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... exit_group resumed>) = ? [pid 6034] exit_group(0 [pid 6033] <... futex resumed>) = 0 [pid 6030] exit_group(0 [pid 6044] +++ exited with 0 +++ [pid 6042] <... futex resumed>) = ? [pid 6041] <... futex resumed>) = ? [pid 6039] +++ exited with 0 +++ [pid 6038] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6037] <... futex resumed>) = ? [pid 6036] exit_group(0 [pid 6034] <... exit_group resumed>) = ? [pid 6030] <... exit_group resumed>) = ? [pid 6043] <... futex resumed>) = ? [pid 6042] +++ exited with 0 +++ [pid 6041] +++ exited with 0 +++ [pid 6038] <... futex resumed>) = ? [pid 6037] +++ exited with 0 +++ [pid 6036] <... exit_group resumed>) = ? [pid 6034] +++ exited with 0 +++ [pid 6033] +++ exited with 0 +++ [pid 6030] +++ exited with 0 +++ [pid 6038] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6034, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6035] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6030, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6035, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6043] +++ exited with 0 +++ [pid 6036] +++ exited with 0 +++ [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6036, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] <... openat resumed>) = 3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] newfstatat(3, "", [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] unlink("./12/binderfs" [pid 5840] getdents64(3, [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... unlink resumed>) = 0 [pid 5840] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5838] close(3 [pid 5841] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... close resumed>) = 0 [pid 5841] newfstatat(3, "", [pid 5839] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] unlink("./13/binderfs" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] rmdir("./12" [pid 5841] getdents64(3, [pid 5839] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 3 [pid 5838] <... rmdir resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 5838] mkdir("./13", 0777 [pid 5841] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5840] getdents64(3, [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./13/binderfs" [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] getdents64(3, [pid 5838] <... mkdir resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] close(3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./13"./strace-static-x86_64: Process 6046 attached ) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6046] set_robust_list(0x555566ac76a0, 24 [pid 5840] rmdir("./13" [pid 6046] <... set_robust_list resumed>) = 0 [pid 6045] <... mmap resumed>) = 0x20000000 [pid 5841] mkdir("./14", 0777 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6046 [pid 6046] chdir("./13" [pid 6045] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./13/binderfs", [pid 6046] <... chdir resumed>) = 0 [pid 6045] <... futex resumed>) = 1 [pid 6040] <... futex resumed>) = 0 [pid 5840] mkdir("./14", 0777 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6045] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] unlink("./13/binderfs" [pid 6046] <... prctl resumed>) = 0 [pid 6045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] <... futex resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... unlink resumed>) = 0 [pid 6040] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] getdents64(3, ./strace-static-x86_64: Process 6047 attached [pid 6046] setpgid(0, 0 [pid 6045] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6048 attached [pid 6047] set_robust_list(0x555566ac76a0, 24 [pid 6046] <... setpgid resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6048] set_robust_list(0x555566ac76a0, 24 [pid 6046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6047 [pid 5839] close(3 [pid 6047] <... set_robust_list resumed>) = 0 [pid 6047] chdir("./14" [pid 6046] <... openat resumed>) = 3 [pid 6047] <... chdir resumed>) = 0 [pid 6046] write(3, "1000", 4 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6048 [pid 6047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6046] <... write resumed>) = 4 [pid 6047] <... prctl resumed>) = 0 [pid 6046] close(3 [pid 6047] setpgid(0, 0 [pid 6046] <... close resumed>) = 0 [pid 6047] <... setpgid resumed>) = 0 [pid 6046] symlink("/dev/binderfs", "./binderfs" [pid 6047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6046] <... symlink resumed>) = 0 [pid 6048] <... set_robust_list resumed>) = 0 [pid 6047] <... openat resumed>) = 3 [pid 6045] <... madvise resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6048] chdir("./14" [pid 6047] write(3, "1000", 4 executing program [pid 6046] write(1, "executing program\n", 18 [pid 6048] <... chdir resumed>) = 0 [pid 6047] <... write resumed>) = 4 [pid 6046] <... write resumed>) = 18 [pid 6045] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] rmdir("./13" [pid 6048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6047] close(3 [pid 6046] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] <... prctl resumed>) = 0 [pid 6047] <... close resumed>) = 0 [pid 6045] <... futex resumed>) = 1 [pid 6040] <... futex resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6048] setpgid(0, 0 [pid 6047] symlink("/dev/binderfs", "./binderfs" [pid 6046] <... futex resumed>) = 0 [pid 6040] exit_group(0 [pid 6048] <... setpgid resumed>) = 0 [pid 6047] <... symlink resumed>) = 0 [pid 6046] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6040] <... exit_group resumed>) = ? [pid 5839] mkdir("./14", 0777 [pid 6048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6047] write(1, "executing program\n", 18 [pid 6046] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6045] +++ exited with 0 +++ [pid 6048] <... openat resumed>) = 3 [pid 6047] <... write resumed>) = 18 [pid 6046] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] <... mkdir resumed>) = 0 [pid 6048] write(3, "1000", 4 [pid 6047] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6048] <... write resumed>) = 4 [pid 6048] close(3 [pid 6047] <... futex resumed>) = 0 [pid 6046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6048] <... close resumed>) = 0 [pid 6047] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6046] <... mmap resumed>) = 0x7fb84f206000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6048] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6047] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6046] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6048] write(1, "executing program\n", 18 [pid 6047] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6046] <... mprotect resumed>) = 0 [pid 6048] <... write resumed>) = 18 [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6046] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6049 attached [pid 6048] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6048] <... futex resumed>) = 0 [pid 6048] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6048] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6049] set_robust_list(0x555566ac76a0, 24 [pid 6048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6047] <... mmap resumed>) = 0x7fb84f206000 [pid 6046] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6049 [pid 6049] <... set_robust_list resumed>) = 0 [pid 6048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6047] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6050 attached [pid 6049] chdir("./14" [pid 6048] <... mmap resumed>) = 0x7fb84f206000 [pid 6047] <... mprotect resumed>) = 0 [pid 6047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6046] <... clone3 resumed> => {parent_tid=[6050]}, 88) = 6050 [pid 6050] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6048] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6050] <... rseq resumed>) = 0 [pid 6049] <... chdir resumed>) = 0 [pid 6047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6048] <... mprotect resumed>) = 0 [pid 6050] set_robust_list(0x7fb84f2269a0, 24 [pid 6049] <... prctl resumed>) = 0 [pid 6050] <... set_robust_list resumed>) = 0 [pid 6048] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6051 attached [pid 6050] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] setpgid(0, 0 [pid 6048] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6049] <... setpgid resumed>) = 0 [pid 6048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6047] <... clone3 resumed> => {parent_tid=[6051]}, 88) = 6051 [pid 6046] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6052 attached [pid 6051] <... rseq resumed>) = 0 [pid 6050] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6047] rt_sigprocmask(SIG_SETMASK, [], [pid 6046] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6051] set_robust_list(0x7fb84f2269a0, 24 [pid 6048] <... clone3 resumed> => {parent_tid=[6052]}, 88) = 6052 [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6052] <... rseq resumed>) = 0 [pid 6051] <... set_robust_list resumed>) = 0 [pid 6049] <... openat resumed>) = 3 [pid 6048] rt_sigprocmask(SIG_SETMASK, [], [pid 6047] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] set_robust_list(0x7fb84f2269a0, 24 [pid 6051] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] write(3, "1000", 4 [pid 6048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6047] <... futex resumed>) = 0 [pid 6052] <... set_robust_list resumed>) = 0 [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6049] <... write resumed>) = 4 [pid 6048] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6049] close(3 [pid 6048] <... futex resumed>) = 0 [pid 6052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6048] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] <... close resumed>) = 0 [pid 6052] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6049] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6049] write(1, "executing program\n", 18 [pid 6052] <... openat resumed>) = 3 [pid 6051] <... openat resumed>) = 3 [pid 6050] <... openat resumed>) = 3 [pid 6040] +++ exited with 0 +++ [pid 6049] <... write resumed>) = 18 [pid 6051] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... futex resumed>) = 1 [pid 6052] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... futex resumed>) = 1 [pid 6049] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6040, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6052] <... futex resumed>) = 1 [pid 6051] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = 0 [pid 6047] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6049] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6048] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 0 [pid 6052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6051] dup(3 [pid 6050] dup(3 [pid 6049] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6048] <... futex resumed>) = 0 [pid 6047] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] dup(3 [pid 6051] <... dup resumed>) = 4 [pid 6050] <... dup resumed>) = 4 [pid 6049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6048] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] <... dup resumed>) = 4 [pid 6051] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6052] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... futex resumed>) = 1 [pid 6050] <... futex resumed>) = 1 [pid 6049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6047] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 0 [pid 6052] <... futex resumed>) = 1 [pid 6051] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6049] <... mmap resumed>) = 0x7fb84f206000 [pid 6048] <... futex resumed>) = 0 [pid 6047] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6052] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6049] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6048] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6051] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6050] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6049] <... mprotect resumed>) = 0 [pid 6048] <... futex resumed>) = 0 [pid 6047] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... openat resumed>) = 3 [pid 6052] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6048] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] newfstatat(3, "", [pid 6049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6053]}, 88) = 6053 [pid 6049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6049] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6049] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6053 attached [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6053] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 5844] getdents64(3, [pid 6053] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6053] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6053] <... openat resumed>) = 3 [pid 5844] newfstatat(AT_FDCWD, "./13/binderfs", [pid 6053] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6053] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] unlink("./13/binderfs" [pid 6049] <... futex resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 6049] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... futex resumed>) = 0 [pid 6049] <... futex resumed>) = 1 [pid 5844] getdents64(3, [pid 6053] dup(3 [pid 6049] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] <... dup resumed>) = 4 [pid 6053] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6053] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6049] <... futex resumed>) = 0 [pid 5844] close(3 [pid 6049] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./13" [pid 6049] <... futex resumed>) = 1 [pid 6053] <... futex resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6053] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6049] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] mkdir("./14", 0777) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6054 attached [pid 6047] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6046] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6054] set_robust_list(0x555566ac76a0, 24 [pid 6046] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6054 [pid 6047] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6046] <... futex resumed>) = 0 [pid 6047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6047] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6046] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6054] <... set_robust_list resumed>) = 0 [pid 6048] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6047] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6046] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6054] chdir("./14" [pid 6048] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] <... chdir resumed>) = 0 [pid 6047] <... mprotect resumed>) = 0 [pid 6046] <... mprotect resumed>) = 0 [pid 6048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6048] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6046] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6054] <... prctl resumed>) = 0 [pid 6047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6054] setpgid(0, 0 [pid 6047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6054] <... setpgid resumed>) = 0 [pid 6046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6055 attached [pid 6048] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6048] <... mprotect resumed>) = 0 [pid 6046] <... clone3 resumed> => {parent_tid=[6055]}, 88) = 6055 ./strace-static-x86_64: Process 6056 attached [pid 6054] <... openat resumed>) = 3 [pid 6048] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6056] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6055] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6054] write(3, "1000", 4 [pid 6048] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] <... rseq resumed>) = 0 [pid 6055] <... rseq resumed>) = 0 [pid 6054] <... write resumed>) = 4 [pid 6048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6047] <... clone3 resumed> => {parent_tid=[6056]}, 88) = 6056 [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6056] set_robust_list(0x7fb84f2059a0, 24 [pid 6054] close(3 [pid 6047] rt_sigprocmask(SIG_SETMASK, [], [pid 6046] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... set_robust_list resumed>) = 0 [pid 6054] <... close resumed>) = 0 [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6046] <... futex resumed>) = 0 [pid 6054] symlink("/dev/binderfs", "./binderfs" [pid 6047] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] rt_sigprocmask(SIG_SETMASK, [], [pid 6046] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6047] <... futex resumed>) = 0 executing program ./strace-static-x86_64: Process 6057 attached [pid 6056] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6055] set_robust_list(0x7fb84f2059a0, 24 [pid 6054] <... symlink resumed>) = 0 [pid 6049] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6047] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] write(1, "executing program\n", 18) = 18 [pid 6049] <... futex resumed>) = 0 [pid 6048] <... clone3 resumed> => {parent_tid=[6057]}, 88) = 6057 [pid 6055] <... set_robust_list resumed>) = 0 [pid 6049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6048] rt_sigprocmask(SIG_SETMASK, [], [pid 6055] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6057] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6049] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6048] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... madvise resumed>) = 0 [pid 6054] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] <... rseq resumed>) = 0 [pid 6056] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6054] <... futex resumed>) = 0 [pid 6049] <... mprotect resumed>) = 0 [pid 6048] <... futex resumed>) = 0 [pid 6057] set_robust_list(0x7fb84f2059a0, 24 [pid 6056] <... futex resumed>) = 1 [pid 6054] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6047] <... futex resumed>) = 0 [pid 6057] <... set_robust_list resumed>) = 0 [pid 6049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6054] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6057] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6048] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6058 attached [pid 6057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6057] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6049] <... clone3 resumed> => {parent_tid=[6058]}, 88) = 6058 [pid 6058] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6057] <... madvise resumed>) = 0 [pid 6054] <... mmap resumed>) = 0x7fb84f206000 [pid 6049] rt_sigprocmask(SIG_SETMASK, [], [pid 6058] <... rseq resumed>) = 0 [pid 6058] set_robust_list(0x7fb84f2059a0, 24 [pid 6054] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6058] <... set_robust_list resumed>) = 0 [pid 6055] <... madvise resumed>) = 0 [pid 6054] <... mprotect resumed>) = 0 [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6058] rt_sigprocmask(SIG_SETMASK, [], [pid 6055] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6055] <... futex resumed>) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 0 [pid 6058] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6055] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6058] <... madvise resumed>) = 0 [pid 6049] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6048] <... futex resumed>) = 0 [pid 6057] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6059 attached [pid 6058] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6058] <... futex resumed>) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6058] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6054] <... clone3 resumed> => {parent_tid=[6059]}, 88) = 6059 [pid 6059] <... rseq resumed>) = 0 [pid 6059] set_robust_list(0x7fb84f2269a0, 24 [pid 6054] rt_sigprocmask(SIG_SETMASK, [], [pid 6059] <... set_robust_list resumed>) = 0 [pid 6059] rt_sigprocmask(SIG_SETMASK, [], [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6054] <... futex resumed>) = 0 [pid 6059] <... openat resumed>) = 3 [pid 6054] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6059] <... futex resumed>) = 0 [pid 6054] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] dup(3 [pid 6054] <... futex resumed>) = 0 [pid 6053] <... mmap resumed>) = 0x20000000 [pid 6052] <... mmap resumed>) = 0x20000000 [pid 6051] <... mmap resumed>) = 0x20000000 [pid 6059] <... dup resumed>) = 4 [pid 6054] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... mmap resumed>) = 0x20000000 [pid 6059] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 6053] <... futex resumed>) = 0 [pid 6052] <... futex resumed>) = 0 [pid 6051] <... futex resumed>) = 0 [pid 6050] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6054] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6052] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] <... futex resumed>) = 0 [pid 6049] exit_group(0 [pid 6048] exit_group(0 [pid 6047] exit_group(0 [pid 6046] exit_group(0 [pid 6059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6058] <... futex resumed>) = ? [pid 6057] <... futex resumed>) = ? [pid 6056] <... futex resumed>) = ? [pid 6055] <... futex resumed>) = ? [pid 6054] <... futex resumed>) = 0 [pid 6053] <... futex resumed>) = ? [pid 6052] <... futex resumed>) = ? [pid 6051] <... futex resumed>) = ? [pid 6049] <... exit_group resumed>) = ? [pid 6048] <... exit_group resumed>) = ? [pid 6047] <... exit_group resumed>) = ? [pid 6046] <... exit_group resumed>) = ? [pid 6059] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6058] +++ exited with 0 +++ [pid 6057] +++ exited with 0 +++ [pid 6056] +++ exited with 0 +++ [pid 6055] +++ exited with 0 +++ [pid 6054] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] +++ exited with 0 +++ [pid 6049] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6049, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./14/binderfs") = 0 [pid 5839] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5839] rmdir("./14") = 0 [pid 6050] +++ exited with 0 +++ [pid 6046] +++ exited with 0 +++ [pid 5839] mkdir("./15", 0777 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6046, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] <... mkdir resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555566ac7690) = 6060 ./strace-static-x86_64: Process 6060 attached [pid 6059] <... mmap resumed>) = 0x20000000 [pid 6060] set_robust_list(0x555566ac76a0, 24 [pid 6052] +++ exited with 0 +++ [pid 6051] +++ exited with 0 +++ [pid 6048] +++ exited with 0 +++ [pid 6047] +++ exited with 0 +++ [pid 5838] <... restart_syscall resumed>) = 0 [pid 6060] <... set_robust_list resumed>) = 0 [pid 6059] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6048, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6047, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6060] chdir("./15" [pid 6059] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 6060] <... chdir resumed>) = 0 [pid 6059] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6054] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6054] <... futex resumed>) = 0 [pid 5840] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6060] <... prctl resumed>) = 0 [pid 5841] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6060] setpgid(0, 0 [pid 6054] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 6060] <... setpgid resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 6060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6059] <... madvise resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6060] <... openat resumed>) = 3 [pid 6059] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6060] write(3, "1000", 4 [pid 5841] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./13/binderfs", [pid 6060] <... write resumed>) = 4 [pid 6059] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6060] close(3 [pid 6059] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6054] exit_group(0 [pid 5841] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./13/binderfs" [pid 6060] <... close resumed>) = 0 [pid 6059] <... futex resumed>) = ? [pid 6054] <... exit_group resumed>) = ? [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./14/binderfs" [pid 5838] <... unlink resumed>) = 0 [pid 6060] symlink("/dev/binderfs", "./binderfs" [pid 6059] +++ exited with 0 +++ [pid 5841] unlink("./14/binderfs" [pid 5840] <... unlink resumed>) = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./13") = 0 [pid 5841] getdents64(3, [pid 5838] mkdir("./14", 0777 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5841] close(3 [pid 5840] getdents64(3, [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6061 attached [pid 5841] <... close resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] rmdir("./14" [pid 6061] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] close(3 [pid 6061] <... set_robust_list resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6061 [pid 6061] chdir("./14" [pid 5840] rmdir("./14" [pid 6061] <... chdir resumed>) = 0 [pid 5841] mkdir("./15", 0777 [pid 5840] <... rmdir resumed>) = 0 [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... mkdir resumed>) = 0 [pid 6061] <... prctl resumed>) = 0 [pid 6061] setpgid(0, 0 [pid 5840] mkdir("./15", 0777 [pid 6061] <... setpgid resumed>) = 0 [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... mkdir resumed>) = 0 executing program [pid 6061] <... openat resumed>) = 3 [pid 6060] <... symlink resumed>) = 0 [pid 6060] write(1, "executing program\n", 18 [pid 6061] write(3, "1000", 4 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6062 attached [pid 6061] <... write resumed>) = 4 [pid 6060] <... write resumed>) = 18 [pid 6061] close(3) = 0 [pid 6060] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6062 [pid 6060] <... futex resumed>) = 0 [pid 6060] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6061] symlink("/dev/binderfs", "./binderfs" [pid 6060] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6061] <... symlink resumed>) = 0 [pid 6060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 6062] set_robust_list(0x555566ac76a0, 24 [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6062] <... set_robust_list resumed>) = 0 [pid 6060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6061] write(1, "executing program\n", 18 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6063 [pid 6061] <... write resumed>) = 18 [pid 6060] <... mmap resumed>) = 0x7fb84f206000 ./strace-static-x86_64: Process 6063 attached [pid 6062] chdir("./15" [pid 6061] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6062] <... chdir resumed>) = 0 [pid 6061] <... futex resumed>) = 0 [pid 6061] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6063] set_robust_list(0x555566ac76a0, 24 [pid 6062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6061] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6060] <... mprotect resumed>) = 0 [pid 6062] <... prctl resumed>) = 0 [pid 6061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6063] <... set_robust_list resumed>) = 0 [pid 6062] setpgid(0, 0 [pid 6061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6062] <... setpgid resumed>) = 0 [pid 6061] <... mmap resumed>) = 0x7fb84f206000 [pid 6060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6061] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6064 attached [pid 6063] chdir("./15" [pid 6062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6061] <... mprotect resumed>) = 0 [pid 6064] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6063] <... chdir resumed>) = 0 [pid 6062] <... openat resumed>) = 3 [pid 6060] <... clone3 resumed> => {parent_tid=[6064]}, 88) = 6064 [pid 6064] <... rseq resumed>) = 0 [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6060] rt_sigprocmask(SIG_SETMASK, [], [pid 6064] set_robust_list(0x7fb84f2269a0, 24 [pid 6063] <... prctl resumed>) = 0 [pid 6062] write(3, "1000", 4 [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] <... set_robust_list resumed>) = 0 [pid 6063] setpgid(0, 0 [pid 6062] <... write resumed>) = 4 [pid 6060] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] rt_sigprocmask(SIG_SETMASK, [], [pid 6063] <... setpgid resumed>) = 0 [pid 6062] close(3 [pid 6060] <... futex resumed>) = 0 [pid 6064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6062] <... close resumed>) = 0 [pid 6060] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6064] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6062] symlink("/dev/binderfs", "./binderfs" [pid 6063] <... openat resumed>) = 3 [pid 6061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6063] write(3, "1000", 4 [pid 6061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6063] <... write resumed>) = 4 [pid 6061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6063] close(3) = 0 [pid 6063] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6065 attached [pid 6061] <... clone3 resumed> => {parent_tid=[6065]}, 88) = 6065 [pid 6065] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6063] <... symlink resumed>) = 0 [pid 6062] <... symlink resumed>) = 0 [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 6065] set_robust_list(0x7fb84f2269a0, 24 [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6065] <... set_robust_list resumed>) = 0 [pid 6061] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] rt_sigprocmask(SIG_SETMASK, [], [pid 6061] <... futex resumed>) = 0 [pid 6065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME executing program executing program [pid 6063] write(1, "executing program\n", 18 [pid 6062] write(1, "executing program\n", 18 [pid 6063] <... write resumed>) = 18 [pid 6062] <... write resumed>) = 18 [pid 6063] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 0 [pid 6063] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6062] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6063] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6062] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6063] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6062] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6065] <... openat resumed>) = 3 [pid 6064] <... openat resumed>) = 3 [pid 6063] <... mmap resumed>) = 0x7fb84f206000 [pid 6062] <... mmap resumed>) = 0x7fb84f206000 [pid 6054] +++ exited with 0 +++ [pid 6065] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6062] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6054, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6065] <... futex resumed>) = 1 [pid 6064] <... futex resumed>) = 1 [pid 6063] <... mprotect resumed>) = 0 [pid 6062] <... mprotect resumed>) = 0 [pid 6061] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6065] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6061] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6061] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 6065] dup(3 [pid 6064] dup(3 [pid 6063] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6061] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6060] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... dup resumed>) = 4 [pid 6064] <... dup resumed>) = 4 [pid 6063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6066 attached ./strace-static-x86_64: Process 6067 attached [pid 6065] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6066] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6065] <... futex resumed>) = 1 [pid 6064] <... futex resumed>) = 1 [pid 6061] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 6067] <... rseq resumed>) = 0 [pid 6066] <... rseq resumed>) = 0 [pid 6065] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] <... clone3 resumed> => {parent_tid=[6066]}, 88) = 6066 [pid 6062] <... clone3 resumed> => {parent_tid=[6067]}, 88) = 6067 [pid 6061] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] set_robust_list(0x7fb84f2269a0, 24 [pid 6066] set_robust_list(0x7fb84f2269a0, 24 [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] rt_sigprocmask(SIG_SETMASK, [], [pid 6061] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] <... futex resumed>) = 0 [pid 6067] <... set_robust_list resumed>) = 0 [pid 6066] <... set_robust_list resumed>) = 0 [pid 6064] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6060] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] rt_sigprocmask(SIG_SETMASK, [], [pid 6066] rt_sigprocmask(SIG_SETMASK, [], [pid 6065] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6063] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... restart_syscall resumed>) = 0 [pid 6067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 0 [pid 6067] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6066] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6063] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] <... openat resumed>) = 3 [pid 6066] <... openat resumed>) = 3 [pid 6066] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 5844] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6067] <... futex resumed>) = 1 [pid 6066] dup(3 [pid 6063] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... futex resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6067] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6066] <... dup resumed>) = 4 [pid 6063] <... futex resumed>) = 0 [pid 6062] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6066] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... futex resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6067] dup(3 [pid 6066] <... futex resumed>) = 0 [pid 6063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6062] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] <... dup resumed>) = 4 [pid 6066] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... openat resumed>) = 3 [pid 6067] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] <... futex resumed>) = 0 [pid 6067] <... futex resumed>) = 1 [pid 6066] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6063] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... futex resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 6067] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6062] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6067] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 1 [pid 5844] getdents64(3, [pid 6067] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6062] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./14/binderfs" [pid 6061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6061] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... unlink resumed>) = 0 [pid 6060] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6061] <... futex resumed>) = 0 [pid 6060] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 6061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6060] <... futex resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] close(3 [pid 6060] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5844] <... close resumed>) = 0 [pid 6061] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6061] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6060] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5844] rmdir("./14" [pid 6061] <... mprotect resumed>) = 0 [pid 6061] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6068 attached => {parent_tid=[6068]}, 88) = 6068 [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... rmdir resumed>) = 0 [pid 6060] <... mprotect resumed>) = 0 [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6061] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6068] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6068] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6068] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] mkdir("./15", 0777 [pid 6068] <... madvise resumed>) = 0 [pid 6063] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6063] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5844] <... mkdir resumed>) = 0 [pid 6063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6062] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6063] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6062] <... futex resumed>) = 0 [pid 6068] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6069 attached [pid 6063] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6060] <... clone3 resumed> => {parent_tid=[6069]}, 88) = 6069 [pid 6060] rt_sigprocmask(SIG_SETMASK, [], [pid 6063] <... mprotect resumed>) = 0 [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6069] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6063] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6062] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6060] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6070 attached [pid 6069] <... rseq resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6062] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6061] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 6068] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6062] <... mprotect resumed>) = 0 [pid 6060] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6063] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6069] set_robust_list(0x7fb84f2059a0, 24 [pid 6062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6069] <... set_robust_list resumed>) = 0 [pid 6069] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6071 attached NULL, 8) = 0 [pid 6062] <... clone3 resumed> => {parent_tid=[6071]}, 88) = 6071 [pid 6069] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6062] rt_sigprocmask(SIG_SETMASK, [], [pid 6070] set_robust_list(0x555566ac76a0, 24 [pid 6069] <... madvise resumed>) = 0 [pid 6063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6070 [pid 6070] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6072 attached [pid 6071] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6070] chdir("./15" [pid 6062] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6071] <... rseq resumed>) = 0 [pid 6070] <... chdir resumed>) = 0 [pid 6063] <... clone3 resumed> => {parent_tid=[6072]}, 88) = 6072 [pid 6062] <... futex resumed>) = 0 [pid 6072] <... rseq resumed>) = 0 [pid 6070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6063] rt_sigprocmask(SIG_SETMASK, [], [pid 6071] set_robust_list(0x7fb84f2059a0, 24 [pid 6062] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] set_robust_list(0x7fb84f2059a0, 24 [pid 6071] <... set_robust_list resumed>) = 0 [pid 6070] <... prctl resumed>) = 0 [pid 6063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6071] rt_sigprocmask(SIG_SETMASK, [], [pid 6070] setpgid(0, 0 [pid 6063] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] <... set_robust_list resumed>) = 0 [pid 6070] <... setpgid resumed>) = 0 [pid 6072] rt_sigprocmask(SIG_SETMASK, [], [pid 6063] <... futex resumed>) = 0 [pid 6071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6071] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6072] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6069] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6069] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6072] <... madvise resumed>) = 0 [pid 6071] <... madvise resumed>) = 0 [pid 6070] <... openat resumed>) = 3 [pid 6060] <... futex resumed>) = 0 [pid 6071] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] write(3, "1000", 4 [pid 6067] <... mmap resumed>) = 0x20000000 [pid 6066] <... mmap resumed>) = 0x20000000 [pid 6065] <... mmap resumed>) = 0x20000000 [pid 6064] <... mmap resumed>) = 0x20000000 [pid 6071] <... futex resumed>) = 1 [pid 6070] <... write resumed>) = 4 [pid 6066] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 0 [pid 6071] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6070] close(3 [pid 6067] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] exit_group(0 [pid 6066] <... futex resumed>) = ? [pid 6070] <... close resumed>) = 0 [pid 6067] <... futex resumed>) = 0 [pid 6064] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... exit_group resumed>) = ? [pid 6072] <... futex resumed>) = ? [pid 6070] symlink("/dev/binderfs", "./binderfs" [pid 6067] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] <... futex resumed>) = 0 [pid 6066] +++ exited with 0 +++ [pid 6060] exit_group(0 [pid 6064] exit_group(0 [pid 6069] <... futex resumed>) = ? [pid 6064] <... exit_group resumed>) = ? [pid 6070] <... symlink resumed>) = 0 [pid 6069] +++ exited with 0 +++ [pid 6064] +++ exited with 0 +++ [pid 6062] exit_group(0executing program [pid 6060] <... exit_group resumed>) = ? [pid 6071] <... futex resumed>) = ? [pid 6070] write(1, "executing program\n", 18 [pid 6067] <... futex resumed>) = ? [pid 6062] <... exit_group resumed>) = ? [pid 6071] +++ exited with 0 +++ [pid 6070] <... write resumed>) = 18 [pid 6067] +++ exited with 0 +++ [pid 6062] +++ exited with 0 +++ [pid 6060] +++ exited with 0 +++ [pid 6070] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6062, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6060, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6070] <... futex resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6070] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6070] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6065] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... mmap resumed>) = 0x7fb84f206000 [pid 6065] <... futex resumed>) = 0 [pid 6070] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6065] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6070] <... mprotect resumed>) = 0 [pid 6072] +++ exited with 0 +++ [pid 6063] +++ exited with 0 +++ [pid 6061] exit_group(0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 6068] <... futex resumed>) = ? [pid 6065] <... futex resumed>) = ? [pid 6061] <... exit_group resumed>) = ? [pid 6070] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6063, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6068] +++ exited with 0 +++ [pid 5839] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6070] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5841] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, ./strace-static-x86_64: Process 6073 attached [pid 5839] newfstatat(3, "", [pid 6073] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6070] <... clone3 resumed> => {parent_tid=[6073]}, 88) = 6073 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6073] <... rseq resumed>) = 0 [pid 6070] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] getdents64(3, [pid 6073] set_robust_list(0x7fb84f2269a0, 24 [pid 6070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6073] <... set_robust_list resumed>) = 0 [pid 6070] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6073] rt_sigprocmask(SIG_SETMASK, [], [pid 6070] <... futex resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6070] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... openat resumed>) = 3 [pid 5839] newfstatat(AT_FDCWD, "./15/binderfs", [pid 6073] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5840] newfstatat(3, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] unlink("./15/binderfs" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] getdents64(3, [pid 5839] <... unlink resumed>) = 0 [pid 5841] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5841] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./15/binderfs" [pid 5839] close(3 [pid 5840] unlink("./15/binderfs" [pid 5839] <... close resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] rmdir("./15" [pid 5841] close(3 [pid 5840] getdents64(3, [pid 5839] <... rmdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] rmdir("./15" [pid 5840] close(3) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] rmdir("./15" [pid 5839] mkdir("./16", 0777 [pid 5841] mkdir("./16", 0777 [pid 5840] <... rmdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] mkdir("./16", 0777 [pid 5839] <... mkdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6074 attached ./strace-static-x86_64: Process 6075 attached [pid 6073] <... openat resumed>) = 3 [pid 6065] +++ exited with 0 +++ [pid 6074] set_robust_list(0x555566ac76a0, 24 [pid 6061] +++ exited with 0 +++ [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6074 [pid 6075] set_robust_list(0x555566ac76a0, 24 [pid 6074] <... set_robust_list resumed>) = 0 [pid 6073] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6076 attached [pid 6075] <... set_robust_list resumed>) = 0 [pid 6074] chdir("./16" [pid 6073] <... futex resumed>) = 1 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6075 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6076] set_robust_list(0x555566ac76a0, 24 [pid 6075] chdir("./16" [pid 6074] <... chdir resumed>) = 0 [pid 6073] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6070] <... futex resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6076 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6076] <... set_robust_list resumed>) = 0 [pid 6075] <... chdir resumed>) = 0 [pid 6074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6070] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] chdir("./16" [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6074] <... prctl resumed>) = 0 [pid 6073] dup(3 [pid 6070] <... futex resumed>) = 0 [pid 6075] <... prctl resumed>) = 0 [pid 6074] setpgid(0, 0 [pid 6073] <... dup resumed>) = 4 [pid 6070] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] <... chdir resumed>) = 0 [pid 6075] setpgid(0, 0 [pid 6073] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6075] <... setpgid resumed>) = 0 [pid 6074] <... setpgid resumed>) = 0 [pid 6073] <... futex resumed>) = 0 [pid 6070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6076] <... prctl resumed>) = 0 [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6070] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] setpgid(0, 0 [pid 6074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6073] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6070] <... futex resumed>) = 0 [pid 6076] <... setpgid resumed>) = 0 [pid 6070] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6075] <... openat resumed>) = 3 [pid 6076] <... openat resumed>) = 3 [pid 6075] write(3, "1000", 4 [pid 6074] <... openat resumed>) = 3 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6076] write(3, "1000", 4 [pid 6075] <... write resumed>) = 4 [pid 6074] write(3, "1000", 4 [pid 6076] <... write resumed>) = 4 [pid 6075] close(3 [pid 6074] <... write resumed>) = 4 [pid 6076] close(3 [pid 6075] <... close resumed>) = 0 [pid 6074] close(3 [pid 5838] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6076] <... close resumed>) = 0 [pid 6075] symlink("/dev/binderfs", "./binderfs" [pid 6074] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6076] symlink("/dev/binderfs", "./binderfs" [pid 6075] <... symlink resumed>) = 0 [pid 6074] symlink("/dev/binderfs", "./binderfs" [pid 5838] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6076] <... symlink resumed>) = 0 [pid 6074] <... symlink resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6076] write(1, "executing program\n", 18executing program executing program executing program [pid 6075] write(1, "executing program\n", 18 [pid 6074] write(1, "executing program\n", 18 [pid 5838] newfstatat(3, "", [pid 6076] <... write resumed>) = 18 [pid 6075] <... write resumed>) = 18 [pid 6074] <... write resumed>) = 18 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6076] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = 0 [pid 6074] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6076] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6075] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6074] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6076] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6075] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6074] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6076] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6075] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] newfstatat(AT_FDCWD, "./14/binderfs", [pid 6076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6076] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6076] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6075] <... mmap resumed>) = 0x7fb84f206000 [pid 6074] <... mmap resumed>) = 0x7fb84f206000 [pid 6076] <... mprotect resumed>) = 0 [pid 6075] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6074] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] unlink("./14/binderfs" [pid 6076] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6075] <... mprotect resumed>) = 0 [pid 6074] <... mprotect resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6076] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6074] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] getdents64(3, ./strace-static-x86_64: Process 6077 attached [pid 6075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6076] <... clone3 resumed> => {parent_tid=[6077]}, 88) = 6077 [pid 6075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6074] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] close(3./strace-static-x86_64: Process 6078 attached [pid 6077] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6076] rt_sigprocmask(SIG_SETMASK, [], [pid 6074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6078] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6077] <... rseq resumed>) = 0 [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... close resumed>) = 0 ./strace-static-x86_64: Process 6079 attached [pid 6078] <... rseq resumed>) = 0 [pid 6077] set_robust_list(0x7fb84f2269a0, 24 [pid 6076] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... clone3 resumed> => {parent_tid=[6078]}, 88) = 6078 [pid 5838] rmdir("./14" [pid 6079] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6077] <... set_robust_list resumed>) = 0 [pid 6076] <... futex resumed>) = 0 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], [pid 6074] <... clone3 resumed> => {parent_tid=[6079]}, 88) = 6079 [pid 5838] <... rmdir resumed>) = 0 [pid 6079] <... rseq resumed>) = 0 [pid 6078] set_robust_list(0x7fb84f2269a0, 24 [pid 6077] rt_sigprocmask(SIG_SETMASK, [], [pid 6079] set_robust_list(0x7fb84f2269a0, 24 [pid 6078] <... set_robust_list resumed>) = 0 [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6079] <... set_robust_list resumed>) = 0 [pid 6078] rt_sigprocmask(SIG_SETMASK, [], [pid 6077] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6079] rt_sigprocmask(SIG_SETMASK, [], [pid 6078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] <... openat resumed>) = 3 [pid 6076] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] mkdir("./15", 0777 [pid 6079] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6075] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6076] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... futex resumed>) = 1 [pid 6074] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] <... futex resumed>) = 0 [pid 6078] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6077] dup(3 [pid 6076] <... futex resumed>) = 0 [pid 6075] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... futex resumed>) = 1 [pid 6070] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6080 attached [pid 6079] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6078] <... openat resumed>) = 3 [pid 6077] <... dup resumed>) = 4 [pid 6076] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6070] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] set_robust_list(0x555566ac76a0, 24 [pid 6079] <... openat resumed>) = 3 [pid 6078] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6070] <... futex resumed>) = 0 [pid 6080] <... set_robust_list resumed>) = 0 [pid 6079] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... futex resumed>) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6077] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6076] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... futex resumed>) = 0 [pid 6080] chdir("./15" [pid 6079] <... futex resumed>) = 1 [pid 6078] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6076] <... futex resumed>) = 0 [pid 6075] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6080] <... chdir resumed>) = 0 [pid 6079] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6077] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6076] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] <... futex resumed>) = 0 [pid 6074] <... futex resumed>) = 0 [pid 6070] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6080 [pid 6080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6078] dup(3 [pid 6070] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6078] <... dup resumed>) = 4 [pid 6074] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... prctl resumed>) = 0 [pid 6078] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] setpgid(0, 0 [pid 6079] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = 0 [pid 6075] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... futex resumed>) = 1 [pid 6070] <... mprotect resumed>) = 0 [pid 6080] <... setpgid resumed>) = 0 [pid 6079] dup(3 [pid 6078] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6074] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6079] <... dup resumed>) = 4 [pid 6075] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6078] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = 1 [pid 6070] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6079] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6080] <... openat resumed>) = 3 [pid 6079] <... futex resumed>) = 1 [pid 6080] write(3, "1000", 4 [pid 6079] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6074] <... futex resumed>) = 0 [pid 6080] <... write resumed>) = 4 [pid 6075] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6070] <... clone3 resumed> => {parent_tid=[6081]}, 88) = 6081 [pid 6070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6070] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6070] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6081 attached [pid 6080] close(3 [pid 6081] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6080] <... close resumed>) = 0 [pid 6079] <... futex resumed>) = 0 [pid 6074] <... futex resumed>) = 1 [pid 6081] <... rseq resumed>) = 0 [pid 6080] symlink("/dev/binderfs", "./binderfs" [pid 6079] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6074] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6081] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6080] <... symlink resumed>) = 0 [pid 6081] rt_sigprocmask(SIG_SETMASK, [], [pid 6080] write(1, "executing program\n", 18executing program [pid 6081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6080] <... write resumed>) = 18 [pid 6081] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6080] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6070] <... futex resumed>) = 0 [pid 6081] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6080] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6076] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] <... futex resumed>) = 0 [pid 6080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6080] <... mmap resumed>) = 0x7fb84f206000 [pid 6076] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6080] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6076] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6080] <... mprotect resumed>) = 0 [pid 6076] <... mprotect resumed>) = 0 [pid 6080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6076] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6082 attached => {parent_tid=[6082]}, 88) = 6082 [pid 6076] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6082] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], [pid 6076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6083 attached [pid 6082] <... rseq resumed>) = 0 [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6083] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6082] set_robust_list(0x7fb84f2269a0, 24 [pid 6080] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... clone3 resumed> => {parent_tid=[6083]}, 88) = 6083 [pid 6083] <... rseq resumed>) = 0 [pid 6080] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6075] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6083] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6080] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6083] rt_sigprocmask(SIG_SETMASK, [], [pid 6082] <... set_robust_list resumed>) = 0 [pid 6076] rt_sigprocmask(SIG_SETMASK, [], [pid 6083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6082] rt_sigprocmask(SIG_SETMASK, [], [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6083] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6082] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6076] <... futex resumed>) = 0 [pid 6075] <... mprotect resumed>) = 0 [pid 6083] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6082] <... openat resumed>) = 3 [pid 6076] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6082] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6074] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6084 attached [pid 6082] <... futex resumed>) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6074] <... futex resumed>) = 0 [pid 6082] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... clone3 resumed> => {parent_tid=[6084]}, 88) = 6084 [pid 6074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6084] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6080] <... futex resumed>) = 0 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], [pid 6074] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6084] <... rseq resumed>) = 0 [pid 6082] dup(3 [pid 6080] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6084] set_robust_list(0x7fb84f2059a0, 24 [pid 6083] <... madvise resumed>) = 0 [pid 6082] <... dup resumed>) = 4 [pid 6075] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... mprotect resumed>) = 0 [pid 6084] <... set_robust_list resumed>) = 0 [pid 6082] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... futex resumed>) = 0 [pid 6074] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6084] rt_sigprocmask(SIG_SETMASK, [], [pid 6083] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... futex resumed>) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6078] <... mmap resumed>) = 0x20000000 [pid 6077] <... mmap resumed>) = 0x20000000 [pid 6075] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6073] <... mmap resumed>) = 0x20000000 [pid 6084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6083] <... futex resumed>) = 1 [pid 6082] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] <... mmap resumed>) = 0x20000000 [pid 6078] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... futex resumed>) = 0 [pid 6074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6084] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6083] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6080] <... futex resumed>) = 0 [pid 6079] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6076] exit_group(0 [pid 6073] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6079] <... futex resumed>) = 0 [pid 6078] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6074] <... clone3 resumed> => {parent_tid=[6085]}, 88) = 6085 [pid 6073] <... futex resumed>) = 0 [pid 6079] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6074] rt_sigprocmask(SIG_SETMASK, [], [pid 6073] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6074] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6085 attached [pid 6082] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6077] <... futex resumed>) = ? [pid 6076] <... exit_group resumed>) = ? [pid 6083] <... futex resumed>) = ? [pid 6077] +++ exited with 0 +++ [pid 6085] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6084] <... madvise resumed>) = 0 [pid 6070] exit_group(0 [pid 6085] <... rseq resumed>) = 0 [pid 6081] <... futex resumed>) = ? [pid 6085] set_robust_list(0x7fb84f2059a0, 24 [pid 6081] +++ exited with 0 +++ [pid 6085] <... set_robust_list resumed>) = 0 [pid 6070] <... exit_group resumed>) = ? [pid 6085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6073] <... futex resumed>) = ? [pid 6085] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6073] +++ exited with 0 +++ [pid 6070] +++ exited with 0 +++ [pid 6084] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6075] <... futex resumed>) = 0 [pid 6075] exit_group(0 [pid 6078] <... futex resumed>) = ? [pid 6075] <... exit_group resumed>) = ? [pid 6084] +++ exited with 0 +++ [pid 6078] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6070, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6083] +++ exited with 0 +++ [pid 6076] +++ exited with 0 +++ [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6076, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6085] <... madvise resumed>) = 0 [pid 6075] +++ exited with 0 +++ [pid 5840] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6075, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] <... openat resumed>) = 3 [pid 5844] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] newfstatat(3, "", [pid 5844] <... openat resumed>) = 3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(3, [pid 5840] newfstatat(AT_FDCWD, "./16/binderfs", [pid 6085] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6085] <... futex resumed>) = 1 [pid 6074] <... futex resumed>) = 0 [pid 5844] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./16/binderfs" [pid 6085] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6074] exit_group(0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6085] <... futex resumed>) = ? [pid 6079] <... futex resumed>) = ? [pid 6074] <... exit_group resumed>) = ? [pid 5844] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5841] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... unlink resumed>) = 0 [pid 6085] +++ exited with 0 +++ [pid 6079] +++ exited with 0 +++ [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./16/binderfs" [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] getdents64(3, [pid 5844] unlink("./15/binderfs" [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5840] close(3 [pid 5844] getdents64(3, [pid 5840] <... close resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] rmdir("./16" [pid 5844] close(3 [pid 5841] <... unlink resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5844] rmdir("./15" [pid 5841] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] mkdir("./17", 0777 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] close(3) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5844] mkdir("./16", 0777 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] rmdir("./16" [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5841] mkdir("./17", 0777./strace-static-x86_64: Process 6086 attached [pid 6082] <... mmap resumed>) = 0x20000000 [pid 6080] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6074] +++ exited with 0 +++ [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6086] set_robust_list(0x555566ac76a0, 24 [pid 6082] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6086 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6074, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 6087 attached [pid 6086] <... set_robust_list resumed>) = 0 [pid 6082] <... futex resumed>) = 0 [pid 6080] <... futex resumed>) = 0 [pid 6082] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6087] set_robust_list(0x555566ac76a0, 24 [pid 6086] chdir("./17" [pid 6080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6087 [pid 6087] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6088 attached [pid 6087] chdir("./16" [pid 6086] <... chdir resumed>) = 0 [pid 6080] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5839] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6080] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6088] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6088 [pid 6088] <... set_robust_list resumed>) = 0 [pid 6088] chdir("./17" [pid 6087] <... chdir resumed>) = 0 [pid 6086] <... prctl resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6080] <... mprotect resumed>) = 0 [pid 6087] <... prctl resumed>) = 0 [pid 6086] setpgid(0, 0 [pid 5839] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6087] setpgid(0, 0 [pid 6080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6088] <... chdir resumed>) = 0 [pid 6087] <... setpgid resumed>) = 0 [pid 6086] <... setpgid resumed>) = 0 [pid 6080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6088] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6089 attached [pid 6088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] newfstatat(3, "", [pid 6089] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6088] <... openat resumed>) = 3 [pid 6086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6080] <... clone3 resumed> => {parent_tid=[6089]}, 88) = 6089 [pid 6089] set_robust_list(0x7fb84f2059a0, 24 [pid 6088] write(3, "1000", 4 [pid 6087] <... openat resumed>) = 3 [pid 6086] <... openat resumed>) = 3 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] getdents64(3, [pid 6088] <... write resumed>) = 4 [pid 6087] write(3, "1000", 4 [pid 6086] write(3, "1000", 4 [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6089] <... set_robust_list resumed>) = 0 [pid 6088] close(3 [pid 6087] <... write resumed>) = 4 [pid 6080] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6089] rt_sigprocmask(SIG_SETMASK, [], [pid 6088] <... close resumed>) = 0 [pid 6087] close(3 [pid 6086] <... write resumed>) = 4 [pid 6080] <... futex resumed>) = 0 [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6088] symlink("/dev/binderfs", "./binderfs" [pid 6089] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6088] <... symlink resumed>) = 0 [pid 6087] <... close resumed>) = 0 executing program [pid 6086] close(3 [pid 6088] write(1, "executing program\n", 18 [pid 6080] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6088] <... write resumed>) = 18 [pid 6087] symlink("/dev/binderfs", "./binderfs" [pid 6086] <... close resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6087] <... symlink resumed>) = 0 [pid 6086] symlink("/dev/binderfs", "./binderfs" [pid 6088] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] newfstatat(AT_FDCWD, "./16/binderfs", [pid 6088] <... futex resumed>) = 0 [pid 6088] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6089] <... madvise resumed>) = 0 [pid 6087] write(1, "executing program\n", 18executing program [pid 6086] <... symlink resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6087] <... write resumed>) = 18 [pid 6086] write(1, "executing program\n", 18executing program [pid 6089] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] unlink("./16/binderfs" [pid 6089] <... futex resumed>) = 1 [pid 6088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6087] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... write resumed>) = 18 [pid 6080] <... futex resumed>) = 0 [pid 6089] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] <... mmap resumed>) = 0x7fb84f206000 [pid 6087] <... futex resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6088] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6087] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6080] exit_group(0 [pid 6087] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6086] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... futex resumed>) = ? [pid 6088] <... mprotect resumed>) = 0 [pid 6082] <... futex resumed>) = ? [pid 6080] <... exit_group resumed>) = ? [pid 5839] getdents64(3, [pid 6089] +++ exited with 0 +++ [pid 6088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6087] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6086] <... futex resumed>) = 0 [pid 6082] +++ exited with 0 +++ [pid 6087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6090 attached [pid 6090] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6088] <... clone3 resumed> => {parent_tid=[6090]}, 88) = 6090 [pid 6087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6086] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6087] <... mmap resumed>) = 0x7fb84f206000 [pid 6086] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] close(3 [pid 6087] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] <... close resumed>) = 0 [pid 6087] <... mprotect resumed>) = 0 [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] rmdir("./16" [pid 6087] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6087] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6086] <... mmap resumed>) = 0x7fb84f206000 [pid 6087] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6086] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6091 attached [pid 6090] <... rseq resumed>) = 0 [pid 6088] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] <... mprotect resumed>) = 0 [pid 5839] mkdir("./17", 0777 [pid 6091] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6090] set_robust_list(0x7fb84f2269a0, 24 [pid 6088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] <... rseq resumed>) = 0 [pid 6090] <... set_robust_list resumed>) = 0 [pid 6088] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] set_robust_list(0x7fb84f2269a0, 24 [pid 6090] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] <... set_robust_list resumed>) = 0 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6088] <... futex resumed>) = 0 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6090] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6088] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... clone3 resumed> => {parent_tid=[6091]}, 88) = 6091 [pid 6086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] <... mkdir resumed>) = 0 [pid 6091] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6087] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6092 attached [pid 6087] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... futex resumed>) = 0 [pid 6087] <... futex resumed>) = 1 [pid 6091] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6086] <... clone3 resumed> => {parent_tid=[6092]}, 88) = 6092 ./strace-static-x86_64: Process 6093 attached [pid 6092] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6086] rt_sigprocmask(SIG_SETMASK, [], [pid 6093] set_robust_list(0x555566ac76a0, 24 [pid 6092] <... rseq resumed>) = 0 [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6093] <... set_robust_list resumed>) = 0 [pid 6092] set_robust_list(0x7fb84f2269a0, 24 [pid 6087] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] chdir("./17" [pid 6092] <... set_robust_list resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6093 [pid 6093] <... chdir resumed>) = 0 [pid 6092] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6093] <... prctl resumed>) = 0 [pid 6093] setpgid(0, 0 [pid 6092] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6093] <... setpgid resumed>) = 0 [pid 6093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6092] <... openat resumed>) = 3 [pid 6091] <... openat resumed>) = 3 [pid 6090] <... openat resumed>) = 3 [pid 6080] +++ exited with 0 +++ [pid 6093] write(3, "1000", 4 [pid 6092] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... write resumed>) = 4 [pid 6092] <... futex resumed>) = 1 [pid 6091] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6080, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6093] close(3 [pid 6092] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] <... futex resumed>) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 6093] <... close resumed>) = 0 [pid 6091] <... futex resumed>) = 1 [pid 6090] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... futex resumed>) = 0 [pid 6086] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] symlink("/dev/binderfs", "./binderfs" [pid 6092] <... futex resumed>) = 0 [pid 6091] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] <... futex resumed>) = 0 [pid 6087] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... futex resumed>) = 1 [pid 6093] <... symlink resumed>) = 0 [pid 6092] dup(3 [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6090] dup(3 [pid 6088] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... futex resumed>) = 0 [pid 6086] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6092] <... dup resumed>) = 4 [pid 6091] dup(3 [pid 6090] <... dup resumed>) = 4 [pid 6087] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] <... dup resumed>) = 4 executing program [pid 6093] write(1, "executing program\n", 18 [pid 6092] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6093] <... write resumed>) = 18 [pid 6092] <... futex resumed>) = 1 [pid 6091] <... futex resumed>) = 1 [pid 6090] <... futex resumed>) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6087] <... futex resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6093] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6091] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] <... futex resumed>) = 0 [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6087] <... futex resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6093] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6092] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6091] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6090] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6088] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] newfstatat(3, "", [pid 6093] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6093] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6093] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] getdents64(3, [pid 6093] <... mprotect resumed>) = 0 [pid 6093] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6094 attached [pid 5838] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6094] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6093] <... clone3 resumed> => {parent_tid=[6094]}, 88) = 6094 [pid 6094] <... rseq resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6094] set_robust_list(0x7fb84f2269a0, 24 [pid 6093] rt_sigprocmask(SIG_SETMASK, [], [pid 6094] <... set_robust_list resumed>) = 0 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] newfstatat(AT_FDCWD, "./15/binderfs", [pid 6094] rt_sigprocmask(SIG_SETMASK, [], [pid 6093] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6093] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6094] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6094] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6093] <... futex resumed>) = 0 [pid 5838] unlink("./15/binderfs" [pid 6093] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] dup(3 [pid 6093] <... futex resumed>) = 0 [pid 6094] <... dup resumed>) = 4 [pid 6093] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6094] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6093] <... futex resumed>) = 0 [pid 6093] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6094] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6093] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... unlink resumed>) = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6088] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6087] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6086] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5838] close(3 [pid 6087] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... futex resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6087] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6086] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6087] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6088] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6087] <... mprotect resumed>) = 0 [pid 6086] <... mprotect resumed>) = 0 [pid 5838] rmdir("./15" [pid 6088] <... futex resumed>) = 0 [pid 6088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6087] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6088] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5838] <... rmdir resumed>) = 0 [pid 6086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6088] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6087] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6088] <... mprotect resumed>) = 0 [pid 6087] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6095 attached [pid 6088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] mkdir("./16", 0777 [pid 6095] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6087] <... clone3 resumed> => {parent_tid=[6095]}, 88) = 6095 [pid 6086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6095] <... rseq resumed>) = 0 [pid 6088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6087] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... mkdir resumed>) = 0 [pid 6087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] <... clone3 resumed> => {parent_tid=[6096]}, 88) = 6096 ./strace-static-x86_64: Process 6096 attached ./strace-static-x86_64: Process 6097 attached [pid 6086] rt_sigprocmask(SIG_SETMASK, [], [pid 6087] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6098 attached [pid 6097] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6096] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6095] set_robust_list(0x7fb84f2059a0, 24 [pid 6088] <... clone3 resumed> => {parent_tid=[6097]}, 88) = 6097 [pid 6087] <... futex resumed>) = 0 [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6098] set_robust_list(0x555566ac76a0, 24 [pid 6097] <... rseq resumed>) = 0 [pid 6096] <... rseq resumed>) = 0 [pid 6095] <... set_robust_list resumed>) = 0 [pid 6088] rt_sigprocmask(SIG_SETMASK, [], [pid 6087] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... set_robust_list resumed>) = 0 [pid 6096] set_robust_list(0x7fb84f2059a0, 24 [pid 6098] chdir("./16" [pid 6096] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6098 [pid 6098] <... chdir resumed>) = 0 [pid 6097] set_robust_list(0x7fb84f2059a0, 24 [pid 6096] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] rt_sigprocmask(SIG_SETMASK, [], [pid 6088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] <... futex resumed>) = 0 [pid 6098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6097] <... set_robust_list resumed>) = 0 [pid 6096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6088] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6095] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6088] <... futex resumed>) = 0 [pid 6096] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6098] <... prctl resumed>) = 0 [pid 6098] setpgid(0, 0) = 0 [pid 6098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6097] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6093] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6088] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6098] <... openat resumed>) = 3 [pid 6093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6098] write(3, "1000", 4) = 4 [pid 6098] close(3) = 0 [pid 6098] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6097] <... madvise resumed>) = 0 [pid 6096] <... madvise resumed>) = 0 [pid 6095] <... madvise resumed>) = 0 [pid 6093] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6093] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITEexecuting program ) = 0 [pid 6098] write(1, "executing program\n", 18 [pid 6096] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6098] <... write resumed>) = 18 [pid 6096] <... futex resumed>) = 1 [pid 6095] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6086] <... futex resumed>) = 0 [pid 6098] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6099 attached => {parent_tid=[6099]}, 88) = 6099 [pid 6099] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6098] <... futex resumed>) = 0 [pid 6093] rt_sigprocmask(SIG_SETMASK, [], [pid 6099] <... rseq resumed>) = 0 [pid 6098] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6095] <... futex resumed>) = 1 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6099] set_robust_list(0x7fb84f2059a0, 24 [pid 6098] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6096] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6095] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6093] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] <... set_robust_list resumed>) = 0 [pid 6087] <... futex resumed>) = 0 [pid 6093] <... futex resumed>) = 0 [pid 6093] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] <... futex resumed>) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6099] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6098] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6100]}, 88) = 6100 ./strace-static-x86_64: Process 6100 attached [pid 6100] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6100] set_robust_list(0x7fb84f2269a0, 24 [pid 6098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6098] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6098] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6099] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6093] <... futex resumed>) = 0 [pid 6099] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6100] <... set_robust_list resumed>) = 0 [pid 6100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6100] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6100] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6098] <... futex resumed>) = 0 [pid 6098] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6098] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6100] dup(3 [pid 6091] <... mmap resumed>) = 0x20000000 [pid 6090] <... mmap resumed>) = 0x20000000 [pid 6100] <... dup resumed>) = 4 [pid 6100] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6098] <... futex resumed>) = 0 [pid 6094] <... mmap resumed>) = 0x20000000 [pid 6090] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] exit_group(0 [pid 6100] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6098] <... futex resumed>) = 0 [pid 6097] <... futex resumed>) = ? [pid 6094] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] exit_group(0 [pid 6092] <... mmap resumed>) = 0x20000000 [pid 6090] <... futex resumed>) = ? [pid 6088] <... exit_group resumed>) = ? [pid 6100] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6099] <... futex resumed>) = ? [pid 6098] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] +++ exited with 0 +++ [pid 6094] <... futex resumed>) = ? [pid 6093] <... exit_group resumed>) = ? [pid 6092] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] +++ exited with 0 +++ [pid 6091] <... futex resumed>) = 0 [pid 6087] exit_group(0 [pid 6095] <... futex resumed>) = ? [pid 6092] <... futex resumed>) = 0 [pid 6087] <... exit_group resumed>) = ? [pid 6086] exit_group(0 [pid 6096] <... futex resumed>) = ? [pid 6095] +++ exited with 0 +++ [pid 6091] +++ exited with 0 +++ [pid 6086] <... exit_group resumed>) = ? [pid 6096] +++ exited with 0 +++ [pid 6092] +++ exited with 0 +++ [pid 6086] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6086, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6090] +++ exited with 0 +++ [pid 6088] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6088, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] <... restart_syscall resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6094] +++ exited with 0 +++ [pid 6093] +++ exited with 0 +++ [pid 6087] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6087, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6093, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] newfstatat(3, "", [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... openat resumed>) = 3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5840] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] getdents64(3, [pid 5840] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5840] unlink("./17/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5841] unlink("./17/binderfs" [pid 5840] getdents64(3, [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] getdents64(3, [pid 5840] close(3 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... close resumed>) = 0 [pid 5841] close(3 [pid 5840] rmdir("./17" [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5844] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] rmdir("./17" [pid 5840] mkdir("./18", 0777 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] mkdir("./18", 0777 [pid 5839] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6100] <... mmap resumed>) = 0x20000000 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6100] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] newfstatat(3, "", [pid 6100] <... futex resumed>) = 1 [pid 6098] <... futex resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6100] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6101 attached [pid 6100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6098] <... futex resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... openat resumed>) = 3 [pid 6101] set_robust_list(0x555566ac76a0, 24 [pid 6100] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6098] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6101 [pid 5839] newfstatat(3, "", ./strace-static-x86_64: Process 6102 attached [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./16/binderfs", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6102] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6102 [pid 5839] getdents64(3, [pid 6102] <... set_robust_list resumed>) = 0 [pid 5844] unlink("./16/binderfs" [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6102] chdir("./18" [pid 5844] <... unlink resumed>) = 0 [pid 5839] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6102] <... chdir resumed>) = 0 [pid 6101] <... set_robust_list resumed>) = 0 [pid 5844] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5844] close(3 [pid 6102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6101] chdir("./18" [pid 5844] <... close resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6102] <... prctl resumed>) = 0 [pid 6101] <... chdir resumed>) = 0 [pid 5844] rmdir("./16" [pid 5839] unlink("./17/binderfs" [pid 6102] setpgid(0, 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6102] <... setpgid resumed>) = 0 [pid 5844] mkdir("./17", 0777 [pid 5839] <... unlink resumed>) = 0 [pid 6102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6100] <... madvise resumed>) = 0 [pid 6102] <... openat resumed>) = 3 [pid 6101] <... prctl resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 6100] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] getdents64(3, [pid 6102] write(3, "1000", 4 [pid 6101] setpgid(0, 0 [pid 6100] <... futex resumed>) = 1 [pid 6098] <... futex resumed>) = 0 executing program [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6102] <... write resumed>) = 4 [pid 6101] <... setpgid resumed>) = 0 [pid 6100] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] exit_group(0 [pid 5839] close(3 [pid 6102] close(3 [pid 6098] <... exit_group resumed>) = ? [pid 5839] <... close resumed>) = 0 ./strace-static-x86_64: Process 6103 attached [pid 6102] <... close resumed>) = 0 [pid 6100] <... futex resumed>) = ? [pid 5839] rmdir("./17" [pid 6103] set_robust_list(0x555566ac76a0, 24 [pid 6102] symlink("/dev/binderfs", "./binderfs" [pid 6101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6103] <... set_robust_list resumed>) = 0 [pid 6102] <... symlink resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6103] chdir("./17" [pid 5839] mkdir("./18", 0777 [pid 6102] write(1, "executing program\n", 18 [pid 6103] <... chdir resumed>) = 0 [pid 6102] <... write resumed>) = 18 [pid 6103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6102] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... mkdir resumed>) = 0 [pid 6103] <... prctl resumed>) = 0 [pid 6102] <... futex resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6103] setpgid(0, 0 [pid 6102] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6103] <... setpgid resumed>) = 0 [pid 6102] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6102] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6104 attached [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] <... openat resumed>) = 3 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6103 [pid 6104] set_robust_list(0x555566ac76a0, 24 [pid 6102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6104] <... set_robust_list resumed>) = 0 [pid 6104] chdir("./18" [pid 6101] write(3, "1000", 4 [pid 6104] <... chdir resumed>) = 0 [pid 6103] <... openat resumed>) = 3 [pid 6102] <... mmap resumed>) = 0x7fb84f206000 [pid 6101] <... write resumed>) = 4 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6104 [pid 6104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6103] write(3, "1000", 4 [pid 6102] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6101] close(3 [pid 6104] <... prctl resumed>) = 0 [pid 6103] <... write resumed>) = 4 [pid 6102] <... mprotect resumed>) = 0 [pid 6101] <... close resumed>) = 0 [pid 6104] setpgid(0, 0 [pid 6103] close(3 [pid 6102] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6101] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6101] write(1, "executing program\n", 18 [pid 6104] <... setpgid resumed>) = 0 [pid 6103] <... close resumed>) = 0 [pid 6102] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6103] symlink("/dev/binderfs", "./binderfs" [pid 6102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6101] <... write resumed>) = 18 [pid 6103] <... symlink resumed>) = 0 [pid 6101] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program ./strace-static-x86_64: Process 6105 attached [pid 6104] <... openat resumed>) = 3 [pid 6103] write(1, "executing program\n", 18 [pid 6101] <... futex resumed>) = 0 [pid 6105] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6104] write(3, "1000", 4 [pid 6103] <... write resumed>) = 18 [pid 6102] <... clone3 resumed> => {parent_tid=[6105]}, 88) = 6105 [pid 6101] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6105] <... rseq resumed>) = 0 [pid 6104] <... write resumed>) = 4 [pid 6103] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6105] set_robust_list(0x7fb84f2269a0, 24 [pid 6104] close(3 [pid 6103] <... futex resumed>) = 0 [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6105] <... set_robust_list resumed>) = 0 [pid 6104] <... close resumed>) = 0 [pid 6103] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6102] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] rt_sigprocmask(SIG_SETMASK, [], [pid 6104] symlink("/dev/binderfs", "./binderfs" [pid 6103] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6102] <... futex resumed>) = 0 [pid 6101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6102] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] <... mmap resumed>) = 0x7fb84f206000 [pid 6105] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIMEexecuting program [pid 6101] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6104] <... symlink resumed>) = 0 [pid 6101] <... mprotect resumed>) = 0 [pid 6104] write(1, "executing program\n", 18 [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] <... write resumed>) = 18 [pid 6103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6104] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... mmap resumed>) = 0x7fb84f206000 [pid 6101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6104] <... futex resumed>) = 0 [pid 6103] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6104] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6100] +++ exited with 0 +++ [pid 6098] +++ exited with 0 +++ [pid 6103] <... mprotect resumed>) = 0 [pid 6104] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6105] <... openat resumed>) = 3 [pid 6104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6098, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6105] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6106 attached [pid 6105] <... futex resumed>) = 1 [pid 6104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6102] <... futex resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6107 attached [pid 6106] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6105] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6104] <... mmap resumed>) = 0x7fb84f206000 [pid 6102] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6106] <... rseq resumed>) = 0 [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6103] <... clone3 resumed> => {parent_tid=[6107]}, 88) = 6107 [pid 6102] <... futex resumed>) = 0 [pid 6101] <... clone3 resumed> => {parent_tid=[6106]}, 88) = 6106 [pid 6107] <... rseq resumed>) = 0 [pid 6106] set_robust_list(0x7fb84f2269a0, 24 [pid 6105] dup(3 [pid 6104] <... mprotect resumed>) = 0 [pid 6103] rt_sigprocmask(SIG_SETMASK, [], [pid 6102] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6107] set_robust_list(0x7fb84f2269a0, 24 [pid 6106] <... set_robust_list resumed>) = 0 [pid 6105] <... dup resumed>) = 4 [pid 6104] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6107] <... set_robust_list resumed>) = 0 [pid 6106] rt_sigprocmask(SIG_SETMASK, [], [pid 6105] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6103] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6107] rt_sigprocmask(SIG_SETMASK, [], [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] <... futex resumed>) = 1 [pid 6104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6102] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = 0 [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6106] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6105] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6103] <... futex resumed>) = 0 [pid 6102] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6108 attached [pid 6107] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6106] <... openat resumed>) = 3 [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] <... futex resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 6108] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6107] <... openat resumed>) = 3 [pid 6106] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6108] <... rseq resumed>) = 0 [pid 6102] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6108] set_robust_list(0x7fb84f2269a0, 24 [pid 6107] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... futex resumed>) = 1 [pid 6104] <... clone3 resumed> => {parent_tid=[6108]}, 88) = 6108 [pid 6101] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6108] <... set_robust_list resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6108] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6108] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6101] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] unlink("./16/binderfs" [pid 6107] <... futex resumed>) = 1 [pid 6106] dup(3 [pid 6101] <... futex resumed>) = 0 [pid 6106] <... dup resumed>) = 4 [pid 6104] rt_sigprocmask(SIG_SETMASK, [], [pid 6103] <... futex resumed>) = 0 [pid 6101] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... unlink resumed>) = 0 [pid 6107] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6106] <... futex resumed>) = 0 [pid 6104] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... futex resumed>) = 0 [pid 6101] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] getdents64(3, [pid 6108] <... futex resumed>) = 0 [pid 6107] dup(3 [pid 6106] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6104] <... futex resumed>) = 1 [pid 6103] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] <... futex resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6108] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6107] <... dup resumed>) = 4 [pid 5838] close(3 [pid 6108] <... openat resumed>) = 3 [pid 6108] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... close resumed>) = 0 [pid 6108] <... futex resumed>) = 0 [pid 5838] rmdir("./16" [pid 6108] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6104] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] <... futex resumed>) = 0 [pid 6108] dup(3 [pid 6107] <... futex resumed>) = 1 [pid 6103] <... futex resumed>) = 0 [pid 6108] <... dup resumed>) = 4 [pid 6107] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6103] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] <... futex resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6108] <... futex resumed>) = 1 [pid 6107] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6104] <... futex resumed>) = 0 [pid 6103] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] mkdir("./17", 0777 [pid 6108] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6104] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] <... futex resumed>) = 0 [pid 6104] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6109 attached [pid 6109] set_robust_list(0x555566ac76a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6109 [pid 6109] <... set_robust_list resumed>) = 0 [pid 6109] chdir("./17") = 0 [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6109] setpgid(0, 0) = 0 [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6102] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6109] write(3, "1000", 4 [pid 6102] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... write resumed>) = 4 [pid 6102] <... futex resumed>) = 0 [pid 6109] close(3) = 0 [pid 6102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6101] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6109] symlink("/dev/binderfs", "./binderfs" [pid 6102] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6101] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6109] <... symlink resumed>) = 0 [pid 6102] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6101] <... futex resumed>) = 0 [pid 6109] write(1, "executing program\n", 18) = 18 [pid 6101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6109] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6101] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6109] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6102] <... mprotect resumed>) = 0 [pid 6109] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6104] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6102] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6101] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6104] <... futex resumed>) = 0 [pid 6103] <... futex resumed>) = 0 [pid 6104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6104] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6103] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6109] <... mmap resumed>) = 0x7fb84f206000 [pid 6104] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6103] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6109] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6109] <... mprotect resumed>) = 0 [pid 6104] <... mprotect resumed>) = 0 [pid 6103] <... mprotect resumed>) = 0 [pid 6101] <... mprotect resumed>) = 0 [pid 6101] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6104] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6111 attached ./strace-static-x86_64: Process 6110 attached [pid 6109] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6111] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6110] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6109] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6102] <... clone3 resumed> => {parent_tid=[6110]}, 88) = 6110 [pid 6101] <... clone3 resumed> => {parent_tid=[6111]}, 88) = 6111 [pid 6111] <... rseq resumed>) = 0 [pid 6104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6101] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6112 attached [pid 6111] set_robust_list(0x7fb84f2059a0, 24 [pid 6110] <... rseq resumed>) = 0 [pid 6109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6102] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6112] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6111] <... set_robust_list resumed>) = 0 [pid 6111] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] <... futex resumed>) = 0 [pid 6111] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6101] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6110] set_robust_list(0x7fb84f2059a0, 24 [pid 6104] <... clone3 resumed> => {parent_tid=[6112]}, 88) = 6112 [pid 6103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6112] <... rseq resumed>) = 0 [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6112] set_robust_list(0x7fb84f2059a0, 24 [pid 6110] <... set_robust_list resumed>) = 0 [pid 6109] <... clone3 resumed> => {parent_tid=[6113]}, 88) = 6113 [pid 6104] rt_sigprocmask(SIG_SETMASK, [], [pid 6112] <... set_robust_list resumed>) = 0 [pid 6102] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] rt_sigprocmask(SIG_SETMASK, [], [pid 6110] rt_sigprocmask(SIG_SETMASK, [], [pid 6109] rt_sigprocmask(SIG_SETMASK, [], [pid 6104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6102] <... futex resumed>) = 0 [pid 6112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... clone3 resumed> => {parent_tid=[6114]}, 88) = 6114 [pid 6102] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6110] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6109] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... futex resumed>) = 0 [pid 6103] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6114 attached ./strace-static-x86_64: Process 6113 attached [pid 6111] <... madvise resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6104] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6113] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6109] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... rseq resumed>) = 0 [pid 6113] <... rseq resumed>) = 0 [pid 6103] <... futex resumed>) = 0 [pid 6114] set_robust_list(0x7fb84f2059a0, 24 [pid 6113] set_robust_list(0x7fb84f2269a0, 24 [pid 6103] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... set_robust_list resumed>) = 0 [pid 6113] <... set_robust_list resumed>) = 0 [pid 6112] <... madvise resumed>) = 0 [pid 6114] rt_sigprocmask(SIG_SETMASK, [], [pid 6113] rt_sigprocmask(SIG_SETMASK, [], [pid 6114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6113] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6111] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... madvise resumed>) = 0 [pid 6113] <... openat resumed>) = 3 [pid 6112] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] <... futex resumed>) = 1 [pid 6110] <... madvise resumed>) = 0 [pid 6101] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = 1 [pid 6104] <... futex resumed>) = 0 [pid 6113] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6110] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6113] <... futex resumed>) = 1 [pid 6110] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6111] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] <... futex resumed>) = 0 [pid 6109] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... futex resumed>) = 0 [pid 6113] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 1 [pid 6113] dup(3) = 4 [pid 6113] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6113] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6109] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... futex resumed>) = 0 [pid 6114] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6109] <... futex resumed>) = 1 [pid 6109] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... futex resumed>) = 1 [pid 6103] <... futex resumed>) = 0 [pid 6114] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6108] <... mmap resumed>) = 0x20000000 [pid 6107] <... mmap resumed>) = 0x20000000 [pid 6106] <... mmap resumed>) = 0x20000000 [pid 6105] <... mmap resumed>) = 0x20000000 [pid 6108] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... mmap resumed>) = 0x20000000 [pid 6107] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... futex resumed>) = 0 [pid 6113] <... futex resumed>) = 1 [pid 6113] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6109] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6109] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = 0 [pid 6105] <... futex resumed>) = 0 [pid 6104] exit_group(0 [pid 6103] exit_group(0 [pid 6102] exit_group(0 [pid 6101] exit_group(0 [pid 6114] <... futex resumed>) = ? [pid 6112] <... futex resumed>) = ? [pid 6111] <... futex resumed>) = ? [pid 6110] <... futex resumed>) = ? [pid 6104] <... exit_group resumed>) = ? [pid 6103] <... exit_group resumed>) = ? [pid 6102] <... exit_group resumed>) = ? [pid 6101] <... exit_group resumed>) = ? [pid 6114] +++ exited with 0 +++ [pid 6112] +++ exited with 0 +++ [pid 6111] +++ exited with 0 +++ [pid 6110] +++ exited with 0 +++ [pid 6108] +++ exited with 0 +++ [pid 6107] +++ exited with 0 +++ [pid 6106] +++ exited with 0 +++ [pid 6105] +++ exited with 0 +++ [pid 6113] <... madvise resumed>) = 0 [pid 6113] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] +++ exited with 0 +++ [pid 6101] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6101, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6104, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6113] <... futex resumed>) = 1 [pid 6113] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6109] <... futex resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 6109] exit_group(0 [pid 6113] <... futex resumed>) = ? [pid 6109] <... exit_group resumed>) = ? [pid 6113] +++ exited with 0 +++ [pid 5840] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... openat resumed>) = 3 [pid 5839] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5839] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6103] +++ exited with 0 +++ [pid 6102] +++ exited with 0 +++ [pid 5840] getdents64(3, [pid 5839] getdents64(3, [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6103, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6102, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./18/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./18/binderfs", [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./18/binderfs" [pid 5839] unlink("./18/binderfs" [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] close(3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... openat resumed>) = 3 [pid 5840] <... close resumed>) = 0 [pid 5839] close(3 [pid 5844] newfstatat(3, "", [pid 5841] <... openat resumed>) = 3 [pid 5840] rmdir("./18" [pid 5839] <... close resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5840] <... rmdir resumed>) = 0 [pid 5839] rmdir("./18" [pid 5844] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5839] <... rmdir resumed>) = 0 [pid 5840] mkdir("./19", 0777 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... mkdir resumed>) = 0 [pid 5841] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./18/binderfs", [pid 5844] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] mkdir("./19", 0777 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5841] unlink("./18/binderfs"./strace-static-x86_64: Process 6115 attached [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6115] set_robust_list(0x555566ac76a0, 24 [pid 5844] unlink("./17/binderfs" [pid 5841] <... unlink resumed>) = 0 [pid 6115] <... set_robust_list resumed>) = 0 [pid 6115] chdir("./19" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6115 [pid 6115] <... chdir resumed>) = 0 [pid 6115] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6116 attached ) = 0 [pid 6115] setpgid(0, 0 [pid 5841] getdents64(3, [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6116 [pid 6116] set_robust_list(0x555566ac76a0, 24 [pid 6115] <... setpgid resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6116] <... set_robust_list resumed>) = 0 [pid 6115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] getdents64(3, [pid 5841] close(3 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6116] chdir("./19" [pid 6115] <... openat resumed>) = 3 [pid 5844] close(3 [pid 5841] <... close resumed>) = 0 [pid 6116] <... chdir resumed>) = 0 [pid 6115] write(3, "1000", 4 [pid 5844] <... close resumed>) = 0 [pid 5841] rmdir("./18" [pid 6116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] rmdir("./17" [pid 5841] <... rmdir resumed>) = 0 [pid 6116] <... prctl resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] mkdir("./19", 0777 [pid 6116] setpgid(0, 0 [pid 6115] <... write resumed>) = 4 [pid 5844] mkdir("./18", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 6116] <... setpgid resumed>) = 0 [pid 6115] close(3 [pid 5844] <... mkdir resumed>) = 0 [pid 6116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6115] <... close resumed>) = 0 [pid 6116] <... openat resumed>) = 3 [pid 6115] symlink("/dev/binderfs", "./binderfs" [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6117 attached [pid 6116] write(3, "1000", 4 [pid 6115] <... symlink resumed>) = 0 [pid 6116] <... write resumed>) = 4 [pid 6115] write(1, "executing program\n", 18 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 6117] set_robust_list(0x555566ac76a0, 24 [pid 6116] close(3 [pid 6115] <... write resumed>) = 18 [pid 6117] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6118 attached [pid 6117] chdir("./19" [pid 6116] <... close resumed>) = 0 [pid 6115] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... chdir resumed>) = 0 [pid 6116] symlink("/dev/binderfs", "./binderfs" [pid 6118] set_robust_list(0x555566ac76a0, 24 [pid 6117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6116] <... symlink resumed>) = 0 [pid 6115] <... futex resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6117 [pid 6118] <... set_robust_list resumed>) = 0 [pid 6117] <... prctl resumed>) = 0 [pid 6115] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, executing program [pid 6118] chdir("./18" [pid 6117] setpgid(0, 0 [pid 6116] write(1, "executing program\n", 18 [pid 6115] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6118 [pid 6118] <... chdir resumed>) = 0 [pid 6117] <... setpgid resumed>) = 0 [pid 6116] <... write resumed>) = 18 [pid 6115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6116] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] <... prctl resumed>) = 0 [pid 6117] <... openat resumed>) = 3 [pid 6116] <... futex resumed>) = 0 [pid 6115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6118] setpgid(0, 0 [pid 6117] write(3, "1000", 4 [pid 6116] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6115] <... mmap resumed>) = 0x7fb84f206000 [pid 6118] <... setpgid resumed>) = 0 [pid 6117] <... write resumed>) = 4 [pid 6116] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6115] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6117] close(3 [pid 6116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6115] <... mprotect resumed>) = 0 [pid 6117] <... close resumed>) = 0 [pid 6116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6117] symlink("/dev/binderfs", "./binderfs" [pid 6116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6115] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6118] <... openat resumed>) = 3 [pid 6117] <... symlink resumed>) = 0 [pid 6116] <... mmap resumed>) = 0x7fb84f206000 [pid 6118] write(3, "1000", 4 [pid 6117] write(1, "executing program\n", 18 [pid 6115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6118] <... write resumed>) = 4 [pid 6117] <... write resumed>) = 18 ./strace-static-x86_64: Process 6119 attached [pid 6118] close(3 [pid 6117] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6119] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6118] <... close resumed>) = 0 [pid 6117] <... futex resumed>) = 0 [pid 6116] <... mprotect resumed>) = 0 [pid 6115] <... clone3 resumed> => {parent_tid=[6119]}, 88) = 6119 [pid 6119] <... rseq resumed>) = 0 [pid 6118] symlink("/dev/binderfs", "./binderfs" [pid 6117] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6116] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6119] set_robust_list(0x7fb84f2269a0, 24 [pid 6115] rt_sigprocmask(SIG_SETMASK, [], [pid 6119] <... set_robust_list resumed>) = 0 [pid 6117] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6119] rt_sigprocmask(SIG_SETMASK, [], [pid 6118] <... symlink resumed>) = 0 [pid 6117] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6115] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] write(1, "executing program\n", 18 [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6115] <... futex resumed>) = 0 [pid 6109] +++ exited with 0 +++ [pid 6117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6118] <... write resumed>) = 18 [pid 6116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6115] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6120 attached [pid 6119] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6118] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6109, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6120] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6119] <... openat resumed>) = 3 [pid 6118] <... futex resumed>) = 0 [pid 6117] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6116] <... clone3 resumed> => {parent_tid=[6120]}, 88) = 6120 [pid 6120] <... rseq resumed>) = 0 [pid 6116] rt_sigprocmask(SIG_SETMASK, [], [pid 6118] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6120] set_robust_list(0x7fb84f2269a0, 24 [pid 6118] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6119] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... mprotect resumed>) = 0 [pid 6120] <... set_robust_list resumed>) = 0 [pid 6119] <... futex resumed>) = 1 [pid 6118] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6115] <... futex resumed>) = 0 [pid 6119] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] rt_sigprocmask(SIG_SETMASK, [], [pid 6119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6115] <... futex resumed>) = 0 [pid 6120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6119] dup(3 [pid 6117] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6115] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6120] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6119] <... dup resumed>) = 4 [pid 6118] <... mmap resumed>) = 0x7fb84f206000 [pid 6117] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6116] <... futex resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6120] <... openat resumed>) = 3 [pid 6119] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6116] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 6119] <... futex resumed>) = 1 [pid 6118] <... mprotect resumed>) = 0 [pid 6117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6115] <... futex resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6120] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6115] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6121 attached [pid 6120] <... futex resumed>) = 1 [pid 6119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6118] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6116] <... futex resumed>) = 0 [pid 6115] <... futex resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6121] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6120] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6118] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6117] <... clone3 resumed> => {parent_tid=[6121]}, 88) = 6121 [pid 6116] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] newfstatat(AT_FDCWD, "./17/binderfs", [pid 6121] <... rseq resumed>) = 0 [pid 6120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6116] <... futex resumed>) = 0 [pid 6121] set_robust_list(0x7fb84f2269a0, 24 [pid 6120] dup(3 [pid 6117] rt_sigprocmask(SIG_SETMASK, [], [pid 6116] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6121] <... set_robust_list resumed>) = 0 [pid 6120] <... dup resumed>) = 4 [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] unlink("./17/binderfs" [pid 6121] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6118] <... clone3 resumed> => {parent_tid=[6122]}, 88) = 6122 [pid 5838] <... unlink resumed>) = 0 [pid 6121] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5838] getdents64(3, [pid 6118] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6122 attached ) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6120] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6118] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] close(3 [pid 6122] <... rseq resumed>) = 0 [pid 6121] <... futex resumed>) = 0 [pid 6120] <... futex resumed>) = 1 [pid 6117] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6122] set_robust_list(0x7fb84f2269a0, 24 [pid 6121] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6120] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] <... set_robust_list resumed>) = 0 [pid 6121] <... openat resumed>) = 3 [pid 6120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6116] <... futex resumed>) = 0 [pid 5838] rmdir("./17" [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 6121] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... rmdir resumed>) = 0 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6121] <... futex resumed>) = 1 [pid 6120] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6117] <... futex resumed>) = 0 [pid 6122] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6121] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] mkdir("./18", 0777) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6123 attached [pid 6122] <... openat resumed>) = 3 [pid 6117] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... futex resumed>) = 1 [pid 6122] <... futex resumed>) = 1 [pid 6118] <... futex resumed>) = 0 [pid 6122] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6118] <... futex resumed>) = 0 [pid 6122] dup(3 [pid 6118] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] <... dup resumed>) = 4 [pid 6123] set_robust_list(0x555566ac76a0, 24 [pid 6122] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] <... futex resumed>) = 0 [pid 6123] <... set_robust_list resumed>) = 0 [pid 6122] <... futex resumed>) = 1 [pid 6121] dup(3 [pid 6118] <... futex resumed>) = 0 [pid 6123] chdir("./18" [pid 6122] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6121] <... dup resumed>) = 4 [pid 6118] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6123 [pid 6123] <... chdir resumed>) = 0 [pid 6122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6121] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] <... futex resumed>) = 0 [pid 6123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6122] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6121] <... futex resumed>) = 1 [pid 6118] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] <... futex resumed>) = 0 [pid 6123] <... prctl resumed>) = 0 [pid 6121] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6117] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] setpgid(0, 0 [pid 6121] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6117] <... futex resumed>) = 0 executing program [pid 6123] <... setpgid resumed>) = 0 [pid 6117] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6123] write(3, "1000", 4) = 4 [pid 6123] close(3) = 0 [pid 6123] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6123] write(1, "executing program\n", 18) = 18 [pid 6123] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6123] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6123] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6123] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6115] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6115] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6124 attached [pid 6124] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6123] <... clone3 resumed> => {parent_tid=[6124]}, 88) = 6124 [pid 6116] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6123] rt_sigprocmask(SIG_SETMASK, [], [pid 6116] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... rseq resumed>) = 0 [pid 6123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] <... futex resumed>) = 0 [pid 6124] set_robust_list(0x7fb84f2269a0, 24 [pid 6123] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6124] <... set_robust_list resumed>) = 0 [pid 6123] <... futex resumed>) = 0 [pid 6116] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6124] rt_sigprocmask(SIG_SETMASK, [], [pid 6123] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6124] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6116] <... mprotect resumed>) = 0 [pid 6124] <... openat resumed>) = 3 [pid 6116] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6124] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6124] <... futex resumed>) = 1 [pid 6123] <... futex resumed>) = 0 [pid 6124] dup(3 [pid 6123] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6124] <... dup resumed>) = 4 [pid 6123] <... futex resumed>) = 0 [pid 6124] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] <... futex resumed>) = 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6124] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6123] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6125 attached [pid 6124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6123] <... futex resumed>) = 0 [pid 6116] <... clone3 resumed> => {parent_tid=[6125]}, 88) = 6125 [pid 6115] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6125] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6124] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6123] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6116] rt_sigprocmask(SIG_SETMASK, [], [pid 6118] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6125] <... rseq resumed>) = 0 [pid 6125] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6118] <... futex resumed>) = 0 [pid 6117] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6115] <... mprotect resumed>) = 0 [pid 6117] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] rt_sigprocmask(SIG_SETMASK, [], [pid 6117] <... futex resumed>) = 0 [pid 6115] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6125] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6115] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6118] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6118] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6116] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] <... futex resumed>) = 0 [pid 6115] <... clone3 resumed> => {parent_tid=[6126]}, 88) = 6126 ./strace-static-x86_64: Process 6126 attached [pid 6118] <... mprotect resumed>) = 0 [pid 6117] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6117] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6115] rt_sigprocmask(SIG_SETMASK, [], [pid 6126] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6125] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6118] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6125] <... madvise resumed>) = 0 [pid 6118] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6126] <... rseq resumed>) = 0 [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6126] set_robust_list(0x7fb84f2059a0, 24 [pid 6117] <... mprotect resumed>) = 0 [pid 6115] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] <... set_robust_list resumed>) = 0 [pid 6118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6126] rt_sigprocmask(SIG_SETMASK, [], [pid 6117] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6115] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6127 attached [pid 6126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6115] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6126] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6125] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] <... clone3 resumed> => {parent_tid=[6127]}, 88) = 6127 [pid 6117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6127] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6127] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6127] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6128 attached [pid 6125] <... futex resumed>) = 1 [pid 6118] rt_sigprocmask(SIG_SETMASK, [], [pid 6116] <... futex resumed>) = 0 [pid 6128] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6125] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] <... clone3 resumed> => {parent_tid=[6128]}, 88) = 6128 [pid 6128] <... rseq resumed>) = 0 [pid 6118] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] rt_sigprocmask(SIG_SETMASK, [], [pid 6128] set_robust_list(0x7fb84f2059a0, 24 [pid 6126] <... madvise resumed>) = 0 [pid 6118] <... futex resumed>) = 1 [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6128] <... set_robust_list resumed>) = 0 [pid 6126] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] rt_sigprocmask(SIG_SETMASK, [], [pid 6127] <... futex resumed>) = 0 [pid 6126] <... futex resumed>) = 1 [pid 6117] <... futex resumed>) = 0 [pid 6115] <... futex resumed>) = 0 [pid 6128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6127] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6126] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6127] <... madvise resumed>) = 0 [pid 6123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6123] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6123] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6123] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6129 attached => {parent_tid=[6129]}, 88) = 6129 [pid 6123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6129] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6123] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... rseq resumed>) = 0 [pid 6123] <... futex resumed>) = 0 [pid 6129] set_robust_list(0x7fb84f2059a0, 24 [pid 6123] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] <... set_robust_list resumed>) = 0 [pid 6128] <... madvise resumed>) = 0 [pid 6127] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] rt_sigprocmask(SIG_SETMASK, [], [pid 6128] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] <... futex resumed>) = 1 [pid 6118] <... futex resumed>) = 0 [pid 6129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6128] <... futex resumed>) = 1 [pid 6117] <... futex resumed>) = 0 [pid 6129] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6128] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6127] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] <... madvise resumed>) = 0 [pid 6129] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6123] <... futex resumed>) = 0 [pid 6129] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] <... mmap resumed>) = 0x20000000 [pid 6122] <... mmap resumed>) = 0x20000000 [pid 6122] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6121] <... mmap resumed>) = 0x20000000 [pid 6120] <... mmap resumed>) = 0x20000000 [pid 6119] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] exit_group(0 [pid 6127] <... futex resumed>) = ? [pid 6124] <... mmap resumed>) = 0x20000000 [pid 6121] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] <... futex resumed>) = 0 [pid 6118] <... exit_group resumed>) = ? [pid 6117] exit_group(0 [pid 6127] +++ exited with 0 +++ [pid 6124] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] exit_group(0 [pid 6122] +++ exited with 0 +++ [pid 6121] <... futex resumed>) = 0 [pid 6120] <... futex resumed>) = 0 [pid 6119] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6116] exit_group(0 [pid 6115] exit_group(0 [pid 6129] <... futex resumed>) = ? [pid 6128] <... futex resumed>) = ? [pid 6126] <... futex resumed>) = ? [pid 6125] <... futex resumed>) = ? [pid 6124] <... futex resumed>) = ? [pid 6123] <... exit_group resumed>) = ? [pid 6119] <... futex resumed>) = ? [pid 6117] <... exit_group resumed>) = ? [pid 6116] <... exit_group resumed>) = ? [pid 6115] <... exit_group resumed>) = ? [pid 6129] +++ exited with 0 +++ [pid 6128] +++ exited with 0 +++ [pid 6126] +++ exited with 0 +++ [pid 6125] +++ exited with 0 +++ [pid 6124] +++ exited with 0 +++ [pid 6121] +++ exited with 0 +++ [pid 6120] +++ exited with 0 +++ [pid 6119] +++ exited with 0 +++ [pid 6118] +++ exited with 0 +++ [pid 6117] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6118, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6117, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6123] +++ exited with 0 +++ [pid 6115] +++ exited with 0 +++ [pid 5844] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6115, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6123, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5844] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./18/binderfs", [pid 5841] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5844] unlink("./18/binderfs" [pid 5841] unlink("./19/binderfs" [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5844] close(3 [pid 5841] <... close resumed>) = 0 [pid 5840] newfstatat(3, "", [pid 5838] newfstatat(3, "", [pid 5844] <... close resumed>) = 0 [pid 5841] rmdir("./19" [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] rmdir("./18" [pid 5841] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5838] getdents64(3, [pid 5844] <... rmdir resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] newfstatat(AT_FDCWD, "./18/binderfs", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] mkdir("./20", 0777 [pid 5840] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5838] unlink("./18/binderfs" [pid 5844] mkdir("./19", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5840] unlink("./19/binderfs" [pid 5838] getdents64(3, [pid 5844] <... mkdir resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] close(3 [pid 5840] getdents64(3, [pid 5838] <... close resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] rmdir("./18" [pid 5840] close(3 [pid 5838] <... rmdir resumed>) = 0 [pid 5840] <... close resumed>) = 0 ./strace-static-x86_64: Process 6130 attached ./strace-static-x86_64: Process 6131 attached [pid 6131] set_robust_list(0x555566ac76a0, 24 [pid 6130] set_robust_list(0x555566ac76a0, 24 [pid 5840] rmdir("./19" [pid 6131] <... set_robust_list resumed>) = 0 [pid 6130] <... set_robust_list resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 6131] chdir("./19" [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6130 [pid 6131] <... chdir resumed>) = 0 [pid 6130] chdir("./20" [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6131 [pid 5840] mkdir("./20", 0777 [pid 5838] mkdir("./19", 0777 [pid 6131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6130] <... chdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6131] <... prctl resumed>) = 0 [pid 6130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6131] setpgid(0, 0 [pid 6130] <... prctl resumed>) = 0 [pid 6131] <... setpgid resumed>) = 0 [pid 6130] setpgid(0, 0 [pid 6131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6130] <... setpgid resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... mkdir resumed>) = 0 [pid 6131] <... openat resumed>) = 3 [pid 6130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6132 attached [pid 6131] write(3, "1000", 4 [pid 6130] <... openat resumed>) = 3 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6133 attached [pid 6132] set_robust_list(0x555566ac76a0, 24 [pid 6131] <... write resumed>) = 4 [pid 6130] write(3, "1000", 4 [pid 6132] <... set_robust_list resumed>) = 0 [pid 6131] close(3 [pid 6130] <... write resumed>) = 4 [pid 6133] set_robust_list(0x555566ac76a0, 24 [pid 6130] close(3 [pid 6133] <... set_robust_list resumed>) = 0 [pid 6131] <... close resumed>) = 0 [pid 6130] <... close resumed>) = 0 [pid 6132] chdir("./20" [pid 6131] symlink("/dev/binderfs", "./binderfs" [pid 6133] chdir("./19" [pid 6130] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6132 [pid 6132] <... chdir resumed>) = 0 [pid 6131] <... symlink resumed>) = 0 executing program [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6133 [pid 6133] <... chdir resumed>) = 0 [pid 6132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6131] write(1, "executing program\n", 18 [pid 6130] <... symlink resumed>) = 0 [pid 6133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6132] <... prctl resumed>) = 0 executing program [pid 6131] <... write resumed>) = 18 [pid 6130] write(1, "executing program\n", 18 [pid 6133] <... prctl resumed>) = 0 [pid 6132] setpgid(0, 0 [pid 6133] setpgid(0, 0 [pid 6131] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... write resumed>) = 18 [pid 6133] <... setpgid resumed>) = 0 [pid 6132] <... setpgid resumed>) = 0 [pid 6131] <... futex resumed>) = 0 [pid 6130] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6130] <... futex resumed>) = 0 [pid 6132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6131] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6130] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6132] <... openat resumed>) = 3 [pid 6131] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6130] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6133] <... openat resumed>) = 3 [pid 6131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6130] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6132] write(3, "1000", 4 [pid 6133] write(3, "1000", 4 [pid 6131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] +++ exited with 0 +++ [pid 6132] <... write resumed>) = 4 [pid 6133] <... write resumed>) = 4 [pid 6132] close(3 [pid 6131] <... mmap resumed>) = 0x7fb84f206000 [pid 6130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6116, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6133] close(3 [pid 6132] <... close resumed>) = 0 [pid 6130] <... mmap resumed>) = 0x7fb84f206000 [pid 6133] <... close resumed>) = 0 [pid 6132] symlink("/dev/binderfs", "./binderfs" [pid 6131] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6130] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6133] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6132] <... symlink resumed>) = 0 [pid 6131] <... mprotect resumed>) = 0 [pid 6130] <... mprotect resumed>) = 0 [pid 6132] write(1, "executing program\n", 18 [pid 5839] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 6133] write(1, "executing program\n", 18 [pid 6130] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6133] <... write resumed>) = 18 [pid 5839] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6133] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 6133] <... futex resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6133] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5839] getdents64(3, [pid 6133] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5839] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6133] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6133] <... mprotect resumed>) = 0 [pid 6132] <... write resumed>) = 18 [pid 6131] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6130] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] newfstatat(AT_FDCWD, "./19/binderfs", [pid 6132] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6134 attached [pid 6133] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6132] <... futex resumed>) = 0 [pid 6131] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6134] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6133] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6132] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6130] <... clone3 resumed> => {parent_tid=[6134]}, 88) = 6134 [pid 5839] unlink("./19/binderfs"./strace-static-x86_64: Process 6135 attached [pid 6134] <... rseq resumed>) = 0 [pid 6133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6132] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6130] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6136 attached [pid 6135] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6134] set_robust_list(0x7fb84f2269a0, 24 [pid 6132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6131] <... clone3 resumed> => {parent_tid=[6135]}, 88) = 6135 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6136] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6135] <... rseq resumed>) = 0 [pid 6134] <... set_robust_list resumed>) = 0 [pid 6133] <... clone3 resumed> => {parent_tid=[6136]}, 88) = 6136 [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6131] rt_sigprocmask(SIG_SETMASK, [], [pid 6130] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... rseq resumed>) = 0 [pid 6135] set_robust_list(0x7fb84f2269a0, 24 [pid 6134] rt_sigprocmask(SIG_SETMASK, [], [pid 6132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6130] <... futex resumed>) = 0 [pid 6136] set_robust_list(0x7fb84f2269a0, 24 [pid 6135] <... set_robust_list resumed>) = 0 [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] <... set_robust_list resumed>) = 0 [pid 6132] <... mmap resumed>) = 0x7fb84f206000 [pid 6130] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] rt_sigprocmask(SIG_SETMASK, [], [pid 6134] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6135] rt_sigprocmask(SIG_SETMASK, [], [pid 6132] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6136] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6133] rt_sigprocmask(SIG_SETMASK, [], [pid 6131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] getdents64(3, [pid 6135] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] <... mprotect resumed>) = 0 [pid 6131] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6134] <... openat resumed>) = 3 [pid 6133] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = 0 [pid 5839] close(3 [pid 6136] <... futex resumed>) = 0 [pid 6135] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6134] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = 1 [pid 6132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6131] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... close resumed>) = 0 [pid 6136] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6135] <... openat resumed>) = 3 [pid 6134] <... futex resumed>) = 1 [pid 6133] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6132] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6130] <... futex resumed>) = 0 [pid 5839] rmdir("./19" [pid 6136] <... openat resumed>) = 3 [pid 6135] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6130] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rmdir resumed>) = 0 [pid 6136] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6131] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6137 attached [pid 6136] <... futex resumed>) = 1 [pid 6135] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6134] dup(3 [pid 6133] <... futex resumed>) = 0 [pid 6132] <... clone3 resumed> => {parent_tid=[6137]}, 88) = 6137 [pid 6131] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] mkdir("./20", 0777 [pid 6137] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6136] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6134] <... dup resumed>) = 4 [pid 6133] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] rt_sigprocmask(SIG_SETMASK, [], [pid 6131] <... futex resumed>) = 0 [pid 6137] <... rseq resumed>) = 0 [pid 6136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6135] dup(3 [pid 6134] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = 0 [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6131] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] set_robust_list(0x7fb84f2269a0, 24 [pid 6136] dup(3 [pid 6135] <... dup resumed>) = 4 [pid 6134] <... futex resumed>) = 1 [pid 6132] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... futex resumed>) = 0 [pid 6136] <... dup resumed>) = 4 [pid 6135] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6132] <... futex resumed>) = 0 [pid 6130] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... set_robust_list resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6137] rt_sigprocmask(SIG_SETMASK, [], [pid 6136] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6132] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] <... futex resumed>) = 0 [pid 6135] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6134] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6133] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6138 attached [pid 6137] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6136] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] <... futex resumed>) = 0 [pid 6131] <... futex resumed>) = 0 [pid 6138] set_robust_list(0x555566ac76a0, 24 [pid 6137] <... openat resumed>) = 3 [pid 6135] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6138] <... set_robust_list resumed>) = 0 [pid 6131] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] chdir("./20" [pid 6137] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6138 [pid 6138] <... chdir resumed>) = 0 [pid 6137] <... futex resumed>) = 1 [pid 6138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6137] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] <... futex resumed>) = 0 [pid 6138] <... prctl resumed>) = 0 [pid 6138] setpgid(0, 0) = 0 [pid 6132] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6137] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = 1 [pid 6137] dup(3 [pid 6132] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] <... dup resumed>) = 4 [pid 6138] <... openat resumed>) = 3 [pid 6137] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] write(3, "1000", 4 [pid 6137] <... futex resumed>) = 1 [pid 6132] <... futex resumed>) = 0 [pid 6137] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] <... write resumed>) = 4 [pid 6132] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] close(3 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6138] <... close resumed>) = 0 [pid 6137] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6132] <... futex resumed>) = 0 [pid 6138] symlink("/dev/binderfs", "./binderfs" executing program [pid 6132] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... symlink resumed>) = 0 [pid 6138] write(1, "executing program\n", 18) = 18 [pid 6138] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6138] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6138] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6138] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6138] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6138] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6139]}, 88) = 6139 ./strace-static-x86_64: Process 6139 attached [pid 6130] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6139] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6130] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6139] <... rseq resumed>) = 0 [pid 6130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6139] set_robust_list(0x7fb84f2269a0, 24 [pid 6138] rt_sigprocmask(SIG_SETMASK, [], [pid 6133] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6130] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6139] <... set_robust_list resumed>) = 0 [pid 6138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6133] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6130] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6139] rt_sigprocmask(SIG_SETMASK, [], [pid 6138] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = 0 [pid 6131] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6138] <... futex resumed>) = 0 [pid 6133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6131] <... futex resumed>) = 0 [pid 6130] <... mprotect resumed>) = 0 [pid 6139] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6138] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6139] <... openat resumed>) = 3 [pid 6133] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6131] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6130] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6139] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6139] <... futex resumed>) = 1 [pid 6138] <... futex resumed>) = 0 [pid 6131] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6139] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6140 attached [pid 6139] dup(3 [pid 6138] <... futex resumed>) = 0 [pid 6131] <... mprotect resumed>) = 0 [pid 6130] <... clone3 resumed> => {parent_tid=[6140]}, 88) = 6140 [pid 6139] <... dup resumed>) = 4 [pid 6138] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6130] rt_sigprocmask(SIG_SETMASK, [], [pid 6140] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6139] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] <... mprotect resumed>) = 0 [pid 6131] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] <... rseq resumed>) = 0 [pid 6139] <... futex resumed>) = 0 [pid 6138] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6140] set_robust_list(0x7fb84f2059a0, 24 [pid 6138] <... futex resumed>) = 0 [pid 6133] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6140] <... set_robust_list resumed>) = 0 [pid 6139] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6138] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6142 attached [pid 6140] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] <... clone3 resumed> => {parent_tid=[6141]}, 88) = 6141 [pid 6133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6131] <... clone3 resumed> => {parent_tid=[6142]}, 88) = 6142 [pid 6142] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6133] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] rt_sigprocmask(SIG_SETMASK, [], [pid 6142] <... rseq resumed>) = 0 [pid 6133] <... futex resumed>) = 0 [pid 6131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6142] set_robust_list(0x7fb84f2059a0, 24 [pid 6133] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] <... set_robust_list resumed>) = 0 [pid 6131] <... futex resumed>) = 0 [pid 6142] rt_sigprocmask(SIG_SETMASK, [], [pid 6131] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6142] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 6141 attached [pid 6132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6130] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6140] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = 1 [pid 6141] <... rseq resumed>) = 0 [pid 6140] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6130] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6141] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6141] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6142] <... madvise resumed>) = 0 [pid 6141] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6142] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6140] <... madvise resumed>) = 0 [pid 6131] <... futex resumed>) = 0 [pid 6142] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6140] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6130] <... futex resumed>) = 0 [pid 6140] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6132] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6132] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6141] <... madvise resumed>) = 0 [pid 6132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6141] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6143 attached [pid 6143] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6141] <... futex resumed>) = 1 [pid 6138] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6133] <... futex resumed>) = 0 [pid 6143] <... rseq resumed>) = 0 [pid 6141] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] <... clone3 resumed> => {parent_tid=[6143]}, 88) = 6143 [pid 6143] set_robust_list(0x7fb84f2059a0, 24 [pid 6138] <... futex resumed>) = 0 [pid 6132] rt_sigprocmask(SIG_SETMASK, [], [pid 6143] <... set_robust_list resumed>) = 0 [pid 6138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6143] rt_sigprocmask(SIG_SETMASK, [], [pid 6138] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6132] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6138] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6132] <... futex resumed>) = 0 [pid 6143] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6138] <... mprotect resumed>) = 0 [pid 6143] <... madvise resumed>) = 0 [pid 6138] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6132] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6138] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6144 attached => {parent_tid=[6144]}, 88) = 6144 [pid 6138] rt_sigprocmask(SIG_SETMASK, [], [pid 6144] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6144] <... rseq resumed>) = 0 [pid 6138] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] set_robust_list(0x7fb84f2059a0, 24 [pid 6138] <... futex resumed>) = 0 [pid 6144] <... set_robust_list resumed>) = 0 [pid 6138] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6144] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6143] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6132] <... futex resumed>) = 0 [pid 6143] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6144] <... madvise resumed>) = 0 [pid 6144] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... mmap resumed>) = 0x20000000 [pid 6137] <... mmap resumed>) = 0x20000000 [pid 6136] <... mmap resumed>) = 0x20000000 [pid 6135] <... mmap resumed>) = 0x20000000 [pid 6134] <... mmap resumed>) = 0x20000000 [pid 6144] <... futex resumed>) = 1 [pid 6138] <... futex resumed>) = 0 [pid 6136] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] exit_group(0 [pid 6137] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... futex resumed>) = 0 [pid 6135] <... futex resumed>) = 0 [pid 6144] <... futex resumed>) = ? [pid 6139] <... futex resumed>) = ? [pid 6138] <... exit_group resumed>) = ? [pid 6137] <... futex resumed>) = 0 [pid 6136] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6135] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6134] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] exit_group(0 [pid 6144] +++ exited with 0 +++ [pid 6141] <... futex resumed>) = ? [pid 6137] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] <... futex resumed>) = ? [pid 6133] <... exit_group resumed>) = ? [pid 6132] exit_group(0 [pid 6131] exit_group(0 [pid 6130] exit_group(0 [pid 6143] <... futex resumed>) = ? [pid 6142] <... futex resumed>) = ? [pid 6141] +++ exited with 0 +++ [pid 6140] <... futex resumed>) = ? [pid 6139] +++ exited with 0 +++ [pid 6138] +++ exited with 0 +++ [pid 6137] <... futex resumed>) = ? [pid 6136] +++ exited with 0 +++ [pid 6135] <... futex resumed>) = ? [pid 6134] <... futex resumed>) = ? [pid 6133] +++ exited with 0 +++ [pid 6132] <... exit_group resumed>) = ? [pid 6131] <... exit_group resumed>) = ? [pid 6130] <... exit_group resumed>) = ? [pid 6143] +++ exited with 0 +++ [pid 6142] +++ exited with 0 +++ [pid 6140] +++ exited with 0 +++ [pid 6137] +++ exited with 0 +++ [pid 6135] +++ exited with 0 +++ [pid 6134] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6138, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6133, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5839] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6132] +++ exited with 0 +++ [pid 6131] +++ exited with 0 +++ [pid 5838] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6132, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6131, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 5838] newfstatat(3, "", [pid 5844] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5844] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] getdents64(3, [pid 5844] newfstatat(3, "", [pid 5840] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5839] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5840] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] unlink("./20/binderfs" [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5839] <... unlink resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] getdents64(3, [pid 5838] unlink("./19/binderfs" [pid 5844] unlink("./19/binderfs" [pid 5840] unlink("./20/binderfs" [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5838] getdents64(3, [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] getdents64(3, [pid 5838] close(3 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... close resumed>) = 0 [pid 5844] close(3 [pid 5838] rmdir("./19" [pid 5844] <... close resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5844] rmdir("./19") = 0 [pid 5839] close(3) = 0 [pid 5839] rmdir("./20" [pid 5838] mkdir("./20", 0777 [pid 5844] mkdir("./20", 0777 [pid 5840] getdents64(3, [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5840] close(3) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] rmdir("./20") = 0 [pid 5840] mkdir("./21", 0777./strace-static-x86_64: Process 6145 attached [pid 5839] mkdir("./21", 0777 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6145] set_robust_list(0x555566ac76a0, 24 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6145] <... set_robust_list resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6146 attached [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6146] set_robust_list(0x555566ac76a0, 24 [pid 6145] chdir("./20" [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6145 ./strace-static-x86_64: Process 6148 attached ./strace-static-x86_64: Process 6147 attached [pid 6146] <... set_robust_list resumed>) = 0 [pid 6145] <... chdir resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6147 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6146 [pid 6146] chdir("./20" [pid 6148] set_robust_list(0x555566ac76a0, 24 [pid 6145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6148] <... set_robust_list resumed>) = 0 [pid 6146] <... chdir resumed>) = 0 [pid 6145] <... prctl resumed>) = 0 [pid 6146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6148] chdir("./21" [pid 6147] set_robust_list(0x555566ac76a0, 24 [pid 6146] <... prctl resumed>) = 0 [pid 6145] setpgid(0, 0 [pid 6146] setpgid(0, 0 [pid 6145] <... setpgid resumed>) = 0 [pid 6147] <... set_robust_list resumed>) = 0 [pid 6147] chdir("./21" [pid 6145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6148] <... chdir resumed>) = 0 [pid 6146] <... setpgid resumed>) = 0 [pid 6147] <... chdir resumed>) = 0 [pid 6146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6147] setpgid(0, 0) = 0 [pid 6147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6148 [pid 6147] write(3, "1000", 4 [pid 6148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6146] <... openat resumed>) = 3 [pid 6145] <... openat resumed>) = 3 [pid 6130] +++ exited with 0 +++ [pid 6148] <... prctl resumed>) = 0 [pid 6148] setpgid(0, 0 [pid 6147] <... write resumed>) = 4 [pid 6146] write(3, "1000", 4 [pid 6148] <... setpgid resumed>) = 0 [pid 6147] close(3 [pid 6146] <... write resumed>) = 4 [pid 6145] write(3, "1000", 4 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6130, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6147] <... close resumed>) = 0 [pid 6146] close(3 [pid 6145] <... write resumed>) = 4 [pid 6147] symlink("/dev/binderfs", "./binderfs" [pid 6145] close(3 [pid 6148] <... openat resumed>) = 3 [pid 6147] <... symlink resumed>) = 0 [pid 6146] <... close resumed>) = 0 [pid 6145] <... close resumed>) = 0 [pid 5841] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6148] write(3, "1000", 4 [pid 6146] symlink("/dev/binderfs", "./binderfs" [pid 6148] <... write resumed>) = 4 executing program [pid 6147] write(1, "executing program\n", 18 [pid 6145] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6147] <... write resumed>) = 18 [pid 6146] <... symlink resumed>) = 0 [pid 6148] close(3 [pid 6147] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6146] write(1, "executing program\n", 18 [pid 6148] <... close resumed>) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6146] <... write resumed>) = 18 [pid 6145] <... symlink resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6148] symlink("/dev/binderfs", "./binderfs" [pid 6147] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6146] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... symlink resumed>) = 0 [pid 6147] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6145] write(1, "executing program\n", 18 [pid 5841] <... openat resumed>) = 3 [pid 6147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6146] <... futex resumed>) = 0 [pid 6145] <... write resumed>) = 18 [pid 5841] newfstatat(3, "", executing program [pid 6148] write(1, "executing program\n", 18 [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6146] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6145] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6148] <... write resumed>) = 18 [pid 6148] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6146] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6145] <... futex resumed>) = 0 [pid 5841] getdents64(3, [pid 6148] <... futex resumed>) = 0 [pid 6147] <... mmap resumed>) = 0x7fb84f206000 [pid 6146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6145] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6148] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6147] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6148] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6147] <... mprotect resumed>) = 0 [pid 6146] <... mmap resumed>) = 0x7fb84f206000 [pid 6145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6146] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6148] <... mmap resumed>) = 0x7fb84f206000 [pid 6147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6146] <... mprotect resumed>) = 0 [pid 6145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] newfstatat(AT_FDCWD, "./20/binderfs", [pid 6148] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6145] <... mmap resumed>) = 0x7fb84f206000 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6148] <... mprotect resumed>) = 0 [pid 6146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6145] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5841] unlink("./20/binderfs"./strace-static-x86_64: Process 6149 attached [pid 6148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6147] <... clone3 resumed> => {parent_tid=[6149]}, 88) = 6149 [pid 6146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6145] <... mprotect resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6150 attached [pid 6149] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6147] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6149] <... rseq resumed>) = 0 [pid 6148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6146] <... clone3 resumed> => {parent_tid=[6150]}, 88) = 6150 [pid 5841] getdents64(3, ./strace-static-x86_64: Process 6151 attached [pid 6150] <... rseq resumed>) = 0 [pid 6149] set_robust_list(0x7fb84f2269a0, 24 [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6146] rt_sigprocmask(SIG_SETMASK, [], [pid 6145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6151] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6150] set_robust_list(0x7fb84f2269a0, 24 [pid 6149] <... set_robust_list resumed>) = 0 [pid 6148] <... clone3 resumed> => {parent_tid=[6151]}, 88) = 6151 [pid 6147] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] close(3 [pid 6151] <... rseq resumed>) = 0 [pid 6150] <... set_robust_list resumed>) = 0 [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6147] <... futex resumed>) = 0 [pid 6146] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6151] set_robust_list(0x7fb84f2269a0, 24 [pid 6150] rt_sigprocmask(SIG_SETMASK, [], [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6147] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6146] <... futex resumed>) = 0 [pid 5841] <... close resumed>) = 0 ./strace-static-x86_64: Process 6152 attached [pid 6151] <... set_robust_list resumed>) = 0 [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6148] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6151] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6149] <... openat resumed>) = 3 [pid 6148] <... futex resumed>) = 0 [pid 5841] rmdir("./20" [pid 6152] <... rseq resumed>) = 0 [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6150] <... openat resumed>) = 3 [pid 6145] <... clone3 resumed> => {parent_tid=[6152]}, 88) = 6152 [pid 6152] set_robust_list(0x7fb84f2269a0, 24 [pid 6151] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6149] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... rmdir resumed>) = 0 [pid 6152] <... set_robust_list resumed>) = 0 [pid 6151] <... openat resumed>) = 3 [pid 6150] <... futex resumed>) = 1 [pid 6149] <... futex resumed>) = 1 [pid 6147] <... futex resumed>) = 0 [pid 6146] <... futex resumed>) = 0 [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] mkdir("./21", 0777 [pid 6152] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6147] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6145] <... futex resumed>) = 0 [pid 6152] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6151] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] dup(3 [pid 6147] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6146] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] <... futex resumed>) = 1 [pid 6150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6149] <... dup resumed>) = 4 [pid 6148] <... futex resumed>) = 0 [pid 6146] <... futex resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 6152] <... openat resumed>) = 3 [pid 6151] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] dup(3 [pid 6149] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6152] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6150] <... dup resumed>) = 4 [pid 6149] <... futex resumed>) = 1 [pid 6148] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6152] <... futex resumed>) = 1 [pid 6151] dup(3 [pid 6150] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6148] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... futex resumed>) = 0 [pid 6152] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6151] <... dup resumed>) = 4 [pid 6150] <... futex resumed>) = 1 [pid 6149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6147] <... futex resumed>) = 0 [pid 6146] <... futex resumed>) = 0 [pid 6145] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6146] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6153 attached [pid 6152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6151] <... futex resumed>) = 1 [pid 6150] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6148] <... futex resumed>) = 0 [pid 6147] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6146] <... futex resumed>) = 0 [pid 6145] <... futex resumed>) = 0 [pid 6153] set_robust_list(0x555566ac76a0, 24 [pid 6152] dup(3 [pid 6151] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6148] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6148] <... futex resumed>) = 0 [pid 6151] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6148] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6153] <... set_robust_list resumed>) = 0 [pid 6152] <... dup resumed>) = 4 [pid 6145] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6153 [pid 6153] chdir("./21" [pid 6152] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... chdir resumed>) = 0 [pid 6152] <... futex resumed>) = 1 [pid 6145] <... futex resumed>) = 0 [pid 6153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6152] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6145] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... prctl resumed>) = 0 [pid 6152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6145] <... futex resumed>) = 0 [pid 6153] setpgid(0, 0 [pid 6152] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6145] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6153] <... setpgid resumed>) = 0 [pid 6153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6153] write(3, "1000", 4) = 4 [pid 6153] close(3) = 0 [pid 6153] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6153] write(1, "executing program\n", 18) = 18 [pid 6153] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6153] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6153] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6153] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6153] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6154 attached [pid 6154] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6153] <... clone3 resumed> => {parent_tid=[6154]}, 88) = 6154 [pid 6154] <... rseq resumed>) = 0 [pid 6153] rt_sigprocmask(SIG_SETMASK, [], [pid 6154] set_robust_list(0x7fb84f2269a0, 24 [pid 6153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6154] <... set_robust_list resumed>) = 0 [pid 6153] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] rt_sigprocmask(SIG_SETMASK, [], [pid 6153] <... futex resumed>) = 0 [pid 6154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6153] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6154] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... futex resumed>) = 0 [pid 6153] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6153] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] <... futex resumed>) = 1 [pid 6154] dup(3) = 4 [pid 6154] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6153] <... futex resumed>) = 0 [pid 6153] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6153] <... futex resumed>) = 0 [pid 6153] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6146] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6147] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6146] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6146] <... futex resumed>) = 0 [pid 6147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6148] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6148] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6146] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6148] <... futex resumed>) = 0 [pid 6146] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6155 attached ) = 0x7fb84f1e5000 [pid 6146] <... mprotect resumed>) = 0 [pid 6148] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6147] <... clone3 resumed> => {parent_tid=[6155]}, 88) = 6155 [pid 6146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6155] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6147] rt_sigprocmask(SIG_SETMASK, [], [pid 6146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6156 attached [pid 6155] <... rseq resumed>) = 0 [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6145] <... futex resumed>) = 0 [pid 6156] <... rseq resumed>) = 0 [pid 6145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6156] set_robust_list(0x7fb84f2059a0, 24./strace-static-x86_64: Process 6157 attached ) = 0 [pid 6156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6156] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] set_robust_list(0x7fb84f2059a0, 24 [pid 6148] <... clone3 resumed> => {parent_tid=[6157]}, 88) = 6157 [pid 6147] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6157] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6157] <... rseq resumed>) = 0 [pid 6146] <... clone3 resumed> => {parent_tid=[6156]}, 88) = 6156 [pid 6157] set_robust_list(0x7fb84f2059a0, 24 [pid 6148] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] <... set_robust_list resumed>) = 0 [pid 6155] <... set_robust_list resumed>) = 0 [pid 6148] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6157] rt_sigprocmask(SIG_SETMASK, [], [pid 6155] rt_sigprocmask(SIG_SETMASK, [], [pid 6148] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6146] rt_sigprocmask(SIG_SETMASK, [], [pid 6157] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6145] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6155] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6157] <... madvise resumed>) = 0 [pid 6145] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6146] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] <... madvise resumed>) = 0 [pid 6157] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... futex resumed>) = 0 [pid 6153] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6146] <... futex resumed>) = 1 [pid 6145] <... mprotect resumed>) = 0 [pid 6146] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6153] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6155] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6157] <... futex resumed>) = 1 [pid 6156] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6155] <... futex resumed>) = 1 [pid 6153] <... mprotect resumed>) = 0 [pid 6148] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6157] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6153] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6153] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6158 attached ./strace-static-x86_64: Process 6159 attached => {parent_tid=[6158]}, 88) = 6158 [pid 6158] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6153] rt_sigprocmask(SIG_SETMASK, [], [pid 6158] <... rseq resumed>) = 0 [pid 6153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6158] set_robust_list(0x7fb84f2059a0, 24 [pid 6153] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... set_robust_list resumed>) = 0 [pid 6153] <... futex resumed>) = 0 [pid 6145] <... clone3 resumed> => {parent_tid=[6159]}, 88) = 6159 [pid 6159] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6158] rt_sigprocmask(SIG_SETMASK, [], [pid 6153] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] rt_sigprocmask(SIG_SETMASK, [], [pid 6159] <... rseq resumed>) = 0 [pid 6158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6156] <... madvise resumed>) = 0 [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6158] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6159] set_robust_list(0x7fb84f2059a0, 24 [pid 6145] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... set_robust_list resumed>) = 0 [pid 6145] <... futex resumed>) = 0 [pid 6159] rt_sigprocmask(SIG_SETMASK, [], [pid 6145] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6159] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6156] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6146] <... futex resumed>) = 0 [pid 6156] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6158] <... madvise resumed>) = 0 [pid 6158] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6153] <... futex resumed>) = 0 [pid 6158] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6159] <... madvise resumed>) = 0 [pid 6159] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6145] <... futex resumed>) = 0 [pid 6159] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] <... mmap resumed>) = 0x20000000 [pid 6151] <... mmap resumed>) = 0x20000000 [pid 6150] <... mmap resumed>) = 0x20000000 [pid 6149] <... mmap resumed>) = 0x20000000 [pid 6154] <... mmap resumed>) = 0x20000000 [pid 6150] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... futex resumed>) = 0 [pid 6149] <... futex resumed>) = 0 [pid 6146] exit_group(0 [pid 6154] <... futex resumed>) = 0 [pid 6152] <... futex resumed>) = 0 [pid 6151] <... futex resumed>) = 0 [pid 6150] read(0, [pid 6156] <... futex resumed>) = ? [pid 6154] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6151] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] +++ exited with 0 +++ [pid 6149] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6146] <... exit_group resumed>) = ? [pid 6156] +++ exited with 0 +++ [pid 6148] exit_group(0 [pid 6147] exit_group(0 [pid 6157] <... futex resumed>) = ? [pid 6153] exit_group(0 [pid 6151] <... futex resumed>) = ? [pid 6148] <... exit_group resumed>) = ? [pid 6145] exit_group(0 [pid 6158] <... futex resumed>) = ? [pid 6157] +++ exited with 0 +++ [pid 6155] <... futex resumed>) = ? [pid 6154] <... futex resumed>) = ? [pid 6153] <... exit_group resumed>) = ? [pid 6151] +++ exited with 0 +++ [pid 6149] <... futex resumed>) = ? [pid 6147] <... exit_group resumed>) = ? [pid 6158] +++ exited with 0 +++ [pid 6155] +++ exited with 0 +++ [pid 6149] +++ exited with 0 +++ [pid 6152] <... futex resumed>) = ? [pid 6145] <... exit_group resumed>) = ? [pid 6159] <... futex resumed>) = ? [pid 6152] +++ exited with 0 +++ [pid 6147] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6147, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6148] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6148, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6146] +++ exited with 0 +++ [pid 6154] +++ exited with 0 +++ [pid 6153] +++ exited with 0 +++ [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6146, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6153, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5840] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5839] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(3, "", [pid 5841] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... openat resumed>) = 3 [pid 5840] getdents64(3, [pid 5839] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 3 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./21/binderfs", [pid 5838] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./21/binderfs" [pid 5839] newfstatat(3, "", [pid 5838] <... openat resumed>) = 3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5841] newfstatat(AT_FDCWD, "./21/binderfs", [pid 5840] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] unlink("./21/binderfs" [pid 5840] close(3 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5841] getdents64(3, [pid 5840] rmdir("./21" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] close(3 [pid 5840] mkdir("./22", 0777 [pid 5838] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... close resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] rmdir("./21" [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... rmdir resumed>) = 0 [pid 5839] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6160 attached [pid 6160] set_robust_list(0x555566ac76a0, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6160 [pid 6160] <... set_robust_list resumed>) = 0 [pid 6160] chdir("./22") = 0 [pid 5841] mkdir("./22", 0777 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./20/binderfs", [pid 6160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... mkdir resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./21/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6160] <... prctl resumed>) = 0 [pid 5838] unlink("./20/binderfs" [pid 6160] setpgid(0, 0) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] getdents64(3, [pid 5839] unlink("./21/binderfs" [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... unlink resumed>) = 0 [pid 5838] close(3 [pid 6160] <... openat resumed>) = 3 [pid 5839] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... close resumed>) = 0 [pid 5839] close(3 [pid 5838] rmdir("./20" [pid 5839] <... close resumed>) = 0 [pid 6160] write(3, "1000", 4) = 4 [pid 6160] close(3) = 0 [pid 6160] symlink("/dev/binderfs", "./binderfs" [pid 5839] rmdir("./21" [pid 5838] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6161 attached [pid 6160] <... symlink resumed>) = 0 [pid 6160] write(1, "executing program\n", 18 [pid 5839] <... rmdir resumed>) = 0 [pid 6161] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6161 [pid 5839] mkdir("./22", 0777 [pid 6161] <... set_robust_list resumed>) = 0 executing program [pid 6160] <... write resumed>) = 18 [pid 5839] <... mkdir resumed>) = 0 [pid 6161] chdir("./22" [pid 6160] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6160] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6160] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6160] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6160] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6162 attached [pid 6161] <... chdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] mkdir("./21", 0777 [pid 6161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6162] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6160] <... clone3 resumed> => {parent_tid=[6162]}, 88) = 6162 [pid 6162] set_robust_list(0x7fb84f2269a0, 24 [pid 6161] <... prctl resumed>) = 0 [pid 6160] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6163 attached [pid 6162] <... set_robust_list resumed>) = 0 [pid 6161] setpgid(0, 0 [pid 6160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6163 [pid 5838] <... mkdir resumed>) = 0 [pid 6163] set_robust_list(0x555566ac76a0, 24 [pid 6161] <... setpgid resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6162] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6160] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6162] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6160] <... futex resumed>) = 0 [pid 6160] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6164 attached [pid 6163] <... set_robust_list resumed>) = 0 [pid 6161] write(3, "1000", 4 [pid 6164] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6163] chdir("./22" [pid 6162] <... openat resumed>) = 3 [pid 6161] <... write resumed>) = 4 [pid 6159] +++ exited with 0 +++ [pid 6145] +++ exited with 0 +++ [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6164 [pid 6163] <... chdir resumed>) = 0 [pid 6161] close(3 [pid 6163] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 6164] chdir("./21" [pid 6163] <... prctl resumed>) = 0 [pid 6162] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... close resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6145, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6161] symlink("/dev/binderfs", "./binderfs" [pid 6164] <... chdir resumed>) = 0 [pid 6160] <... futex resumed>) = 0 [pid 6160] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6161] <... symlink resumed>) = 0 [pid 6160] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] write(1, "executing program\n", 18 [pid 6164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6161] <... write resumed>) = 18 [pid 6164] <... prctl resumed>) = 0 [pid 6162] <... futex resumed>) = 1 [pid 5844] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6161] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] setpgid(0, 0 [pid 6161] <... futex resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6163] setpgid(0, 0 [pid 6162] dup(3 [pid 6161] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6164] <... setpgid resumed>) = 0 [pid 6163] <... setpgid resumed>) = 0 [pid 6162] <... dup resumed>) = 4 [pid 6161] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6161] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5844] <... openat resumed>) = 3 [pid 6161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6161] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6162] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... mprotect resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 6162] <... futex resumed>) = 1 [pid 6162] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6160] <... futex resumed>) = 0 [pid 6164] <... openat resumed>) = 3 [pid 6163] <... openat resumed>) = 3 [pid 6162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] write(3, "1000", 4 [pid 6161] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6160] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6164] <... write resumed>) = 4 [pid 6163] write(3, "1000", 4 [pid 6162] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6160] <... futex resumed>) = 0 [pid 6163] <... write resumed>) = 4 [pid 6160] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] getdents64(3, [pid 6164] close(3 [pid 6163] close(3 [pid 6161] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6163] <... close resumed>) = 0 [pid 6164] <... close resumed>) = 0 [pid 6163] symlink("/dev/binderfs", "./binderfs" [pid 6161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6164] symlink("/dev/binderfs", "./binderfs" [pid 6163] <... symlink resumed>) = 0 executing program [pid 5844] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6165 attached [pid 6164] <... symlink resumed>) = 0 [pid 6163] write(1, "executing program\n", 18 [pid 6165] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6163] <... write resumed>) = 18 [pid 6161] <... clone3 resumed> => {parent_tid=[6165]}, 88) = 6165 [pid 6165] <... rseq resumed>) = 0 [pid 6161] rt_sigprocmask(SIG_SETMASK, [], [pid 6165] set_robust_list(0x7fb84f2269a0, 24 [pid 6163] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6165] <... set_robust_list resumed>) = 0 [pid 6164] write(1, "executing program\n", 18executing program [pid 6163] <... futex resumed>) = 0 [pid 6161] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6164] <... write resumed>) = 18 [pid 5844] newfstatat(AT_FDCWD, "./20/binderfs", [pid 6164] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6164] <... futex resumed>) = 0 [pid 5844] unlink("./20/binderfs" [pid 6164] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] <... unlink resumed>) = 0 [pid 6164] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5844] getdents64(3, [pid 6164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6164] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] close(3 [pid 6164] <... mprotect resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./20" [pid 6165] rt_sigprocmask(SIG_SETMASK, [], [pid 6164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6163] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6161] <... futex resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6161] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6163] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6165] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] mkdir("./21", 0777./strace-static-x86_64: Process 6166 attached [pid 6165] <... openat resumed>) = 3 [pid 6163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 6165] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... clone3 resumed> => {parent_tid=[6166]}, 88) = 6166 [pid 6163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6166] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6165] <... futex resumed>) = 1 [pid 6164] rt_sigprocmask(SIG_SETMASK, [], [pid 6163] <... mmap resumed>) = 0x7fb84f206000 [pid 6161] <... futex resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6167 attached [pid 6166] <... rseq resumed>) = 0 [pid 6165] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6163] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6161] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] set_robust_list(0x7fb84f2269a0, 24 [pid 6165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... futex resumed>) = 0 [pid 6167] set_robust_list(0x555566ac76a0, 24 [pid 6166] <... set_robust_list resumed>) = 0 [pid 6161] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] rt_sigprocmask(SIG_SETMASK, [], [pid 6165] dup(3 [pid 6164] <... futex resumed>) = 0 [pid 6163] <... mprotect resumed>) = 0 [pid 6160] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6167 [pid 6167] <... set_robust_list resumed>) = 0 [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6165] <... dup resumed>) = 4 [pid 6164] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6160] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] chdir("./21" [pid 6166] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6165] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... chdir resumed>) = 0 [pid 6166] <... openat resumed>) = 3 [pid 6165] <... futex resumed>) = 1 [pid 6163] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6160] <... futex resumed>) = 0 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6166] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6161] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... prctl resumed>) = 0 [pid 6166] <... futex resumed>) = 1 [pid 6165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] <... futex resumed>) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6168 attached [pid 6167] setpgid(0, 0 [pid 6166] dup(3 [pid 6165] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6164] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6166] <... dup resumed>) = 4 [pid 6164] <... futex resumed>) = 0 [pid 6168] <... rseq resumed>) = 0 [pid 6166] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] set_robust_list(0x7fb84f2269a0, 24 [pid 6166] <... futex resumed>) = 0 [pid 6164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6168] <... set_robust_list resumed>) = 0 [pid 6166] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6164] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] rt_sigprocmask(SIG_SETMASK, [], [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] <... futex resumed>) = 0 [pid 6168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6168] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6164] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] <... setpgid resumed>) = 0 [pid 6163] <... clone3 resumed> => {parent_tid=[6168]}, 88) = 6168 [pid 6163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6163] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6163] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6167] write(3, "1000", 4) = 4 [pid 6168] <... futex resumed>) = 0 [pid 6167] close(3 [pid 6160] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6167] <... close resumed>) = 0 [pid 6167] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6167] write(1, "executing program\n", 18 [pid 6168] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6167] <... write resumed>) = 18 [pid 6160] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6167] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] <... mprotect resumed>) = 0 [pid 6168] <... openat resumed>) = 3 [pid 6168] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... futex resumed>) = 0 [pid 6160] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6168] <... futex resumed>) = 1 [pid 6167] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6163] <... futex resumed>) = 0 [pid 6160] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6168] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6163] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6163] <... futex resumed>) = 0 [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6168] dup(3 [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6163] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6169 attached [pid 6168] <... dup resumed>) = 4 [pid 6167] <... mmap resumed>) = 0x7fb84f206000 [pid 6169] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6168] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6169] <... rseq resumed>) = 0 [pid 6168] <... futex resumed>) = 1 [pid 6167] <... mprotect resumed>) = 0 [pid 6163] <... futex resumed>) = 0 [pid 6160] <... clone3 resumed> => {parent_tid=[6169]}, 88) = 6169 [pid 6169] set_robust_list(0x7fb84f2059a0, 24 [pid 6168] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6163] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] rt_sigprocmask(SIG_SETMASK, [], [pid 6169] <... set_robust_list resumed>) = 0 [pid 6168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6163] <... futex resumed>) = 0 [pid 6168] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6163] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6170]}, 88) = 6170 [pid 6167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6170 attached [pid 6167] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6167] <... futex resumed>) = 0 [pid 6170] <... rseq resumed>) = 0 [pid 6167] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6170] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6170] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6167] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6167] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] dup(3) = 4 [pid 6170] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6167] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6167] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6169] rt_sigprocmask(SIG_SETMASK, [], [pid 6161] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6164] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6161] <... futex resumed>) = 0 [pid 6160] <... futex resumed>) = 0 [pid 6161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6160] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] <... mmap resumed>) = 0x20000000 [pid 6165] <... mmap resumed>) = 0x20000000 [pid 6161] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6169] <... madvise resumed>) = 0 [pid 6166] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6164] <... futex resumed>) = 0 [pid 6161] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6166] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6164] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6165] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6165] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6169] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 6171 attached [pid 6169] <... futex resumed>) = 1 [pid 6160] <... futex resumed>) = 0 [pid 6162] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... clone3 resumed> => {parent_tid=[6171]}, 88) = 6171 [pid 6160] exit_group(0 [pid 6171] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6161] rt_sigprocmask(SIG_SETMASK, [], [pid 6160] <... exit_group resumed>) = ? [pid 6171] <... rseq resumed>) = 0 [pid 6162] <... futex resumed>) = ? [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6171] set_robust_list(0x7fb84f2059a0, 24 [pid 6162] +++ exited with 0 +++ [pid 6161] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... set_robust_list resumed>) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6171] rt_sigprocmask(SIG_SETMASK, [], [pid 6161] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] <... madvise resumed>) = 0 [pid 6171] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6170] <... mmap resumed>) = 0x20000000 [pid 6170] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... mmap resumed>) = 0x20000000 [pid 6171] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] +++ exited with 0 +++ [pid 6167] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6166] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6160] +++ exited with 0 +++ [pid 6163] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... futex resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6160, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6171] <... futex resumed>) = 1 [pid 6170] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6167] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... futex resumed>) = 1 [pid 6171] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6164] <... futex resumed>) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6164] exit_group(0 [pid 6166] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6161] exit_group(0 [pid 5840] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6167] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6166] <... futex resumed>) = ? [pid 6165] <... futex resumed>) = ? [pid 6164] <... exit_group resumed>) = ? [pid 6161] <... exit_group resumed>) = ? [pid 5840] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6165] +++ exited with 0 +++ [pid 6171] <... futex resumed>) = ? [pid 5840] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 6163] <... futex resumed>) = 0 [pid 6163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6170] <... madvise resumed>) = 0 [pid 6163] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6163] <... mprotect resumed>) = 0 [pid 6163] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] getdents64(3, [pid 6163] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6172 attached => {parent_tid=[6172]}, 88) = 6172 [pid 6163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6163] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6163] <... futex resumed>) = 0 [pid 6163] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6172] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6168] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... rseq resumed>) = 0 [pid 6168] <... futex resumed>) = 0 [pid 6172] set_robust_list(0x7fb84f2059a0, 24 [pid 6168] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] <... set_robust_list resumed>) = 0 [pid 6172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6172] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6171] +++ exited with 0 +++ [pid 6170] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] +++ exited with 0 +++ [pid 5840] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6161, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./22/binderfs" [pid 6170] <... futex resumed>) = 1 [pid 5840] <... unlink resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 5841] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(3, [pid 6170] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6167] exit_group(0 [pid 5841] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] close(3 [pid 6170] <... futex resumed>) = ? [pid 6167] <... exit_group resumed>) = ? [pid 6166] +++ exited with 0 +++ [pid 6164] +++ exited with 0 +++ [pid 5841] <... openat resumed>) = 3 [pid 5840] <... close resumed>) = 0 [pid 6172] <... madvise resumed>) = 0 [pid 6170] +++ exited with 0 +++ [pid 5841] newfstatat(3, "", [pid 5840] rmdir("./22" [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6164, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6172] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6172] <... futex resumed>) = 1 [pid 6163] <... futex resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 6172] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] exit_group(0 [pid 5841] getdents64(3, [pid 5840] mkdir("./23", 0777 [pid 6172] <... futex resumed>) = ? [pid 6168] <... futex resumed>) = ? [pid 6163] <... exit_group resumed>) = ? [pid 6172] +++ exited with 0 +++ [pid 6168] +++ exited with 0 +++ [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6167] +++ exited with 0 +++ [pid 5841] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5838] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6173 attached [pid 5844] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./22/binderfs", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6173] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6173 [pid 5838] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] unlink("./22/binderfs" [pid 5844] <... openat resumed>) = 3 [pid 5841] <... unlink resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5841] getdents64(3, [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] getdents64(3, [pid 5841] close(3 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... close resumed>) = 0 [pid 5844] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] rmdir("./22" [pid 6173] <... set_robust_list resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... rmdir resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6173] chdir("./23" [pid 5844] newfstatat(AT_FDCWD, "./21/binderfs", [pid 5841] mkdir("./23", 0777 [pid 5838] newfstatat(3, "", [pid 6173] <... chdir resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 6173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] unlink("./21/binderfs" [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6173] <... prctl resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5838] getdents64(3, [pid 6173] setpgid(0, 0) = 0 [pid 5844] getdents64(3, [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6173] <... openat resumed>) = 3 [pid 5844] close(3 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6174 attached [pid 6173] write(3, "1000", 4 [pid 5844] <... close resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./21/binderfs", [pid 6174] set_robust_list(0x555566ac76a0, 24 [pid 6173] <... write resumed>) = 4 [pid 5844] rmdir("./21" [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6174 [pid 6174] <... set_robust_list resumed>) = 0 [pid 6173] close(3 [pid 5844] <... rmdir resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6174] chdir("./23" [pid 6173] <... close resumed>) = 0 [pid 5838] unlink("./21/binderfs" [pid 6173] symlink("/dev/binderfs", "./binderfs" [pid 5844] mkdir("./22", 0777executing program [pid 6173] <... symlink resumed>) = 0 [pid 6174] <... chdir resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 6173] write(1, "executing program\n", 18 [pid 5838] <... unlink resumed>) = 0 [pid 6174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6173] <... write resumed>) = 18 [pid 6174] <... prctl resumed>) = 0 [pid 6174] setpgid(0, 0 [pid 6173] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] <... setpgid resumed>) = 0 [pid 6173] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6173] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6175 attached [pid 6174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6173] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] close(3 [pid 6173] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... close resumed>) = 0 [pid 6173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] rmdir("./21" [pid 6173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6173] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... rmdir resumed>) = 0 [pid 6175] set_robust_list(0x555566ac76a0, 24 [pid 6174] <... openat resumed>) = 3 [pid 6173] <... mprotect resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6175 [pid 5838] mkdir("./22", 0777 [pid 6175] <... set_robust_list resumed>) = 0 [pid 6173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6175] chdir("./22" [pid 6174] write(3, "1000", 4 [pid 6173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6175] <... chdir resumed>) = 0 [pid 6174] <... write resumed>) = 4 [pid 6173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6174] close(3 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6176 attached [pid 6174] <... close resumed>) = 0 [pid 6175] <... prctl resumed>) = 0 [pid 6175] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6177 attached [pid 6176] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6174] symlink("/dev/binderfs", "./binderfs" [pid 6176] <... rseq resumed>) = 0 executing program [pid 6177] set_robust_list(0x555566ac76a0, 24 [pid 6176] set_robust_list(0x7fb84f2269a0, 24 [pid 6175] <... openat resumed>) = 3 [pid 6174] <... symlink resumed>) = 0 [pid 6173] <... clone3 resumed> => {parent_tid=[6176]}, 88) = 6176 [pid 6177] <... set_robust_list resumed>) = 0 [pid 6176] <... set_robust_list resumed>) = 0 [pid 6174] write(1, "executing program\n", 18 [pid 6176] rt_sigprocmask(SIG_SETMASK, [], [pid 6173] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6177 [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6174] <... write resumed>) = 18 [pid 6173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6177] chdir("./22" [pid 6176] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6173] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6173] <... futex resumed>) = 0 [pid 6174] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] <... chdir resumed>) = 0 [pid 6176] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6175] write(3, "1000", 4 [pid 6174] <... futex resumed>) = 0 [pid 6173] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6175] <... write resumed>) = 4 [pid 6174] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6177] <... prctl resumed>) = 0 [pid 6175] close(3 [pid 6177] setpgid(0, 0 [pid 6176] <... openat resumed>) = 3 [pid 6175] <... close resumed>) = 0 [pid 6174] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6163] +++ exited with 0 +++ [pid 6177] <... setpgid resumed>) = 0 [pid 6176] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] symlink("/dev/binderfs", "./binderfs" [pid 6174] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6176] <... futex resumed>) = 1 [pid 6175] <... symlink resumed>) = 0 [pid 6174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] <... futex resumed>) = 0 [pid 6176] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] write(1, "executing program\n", 18executing program [pid 6174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6173] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6163, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] <... write resumed>) = 18 [pid 5839] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6177] <... openat resumed>) = 3 [pid 6176] dup(3 [pid 6175] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] <... mmap resumed>) = 0x7fb84f206000 [pid 6173] <... futex resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6177] write(3, "1000", 4 [pid 6176] <... dup resumed>) = 4 [pid 6175] <... futex resumed>) = 0 [pid 6174] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6173] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6177] <... write resumed>) = 4 [pid 6176] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6174] <... mprotect resumed>) = 0 [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6177] close(3 [pid 6176] <... futex resumed>) = 0 [pid 6175] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6173] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... openat resumed>) = 3 [pid 6177] <... close resumed>) = 0 [pid 6176] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6173] <... futex resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 6177] symlink("/dev/binderfs", "./binderfs" [pid 6173] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6177] <... symlink resumed>) = 0 [pid 6175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6174] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] getdents64(3, [pid 6177] write(1, "executing program\n", 18 [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6177] <... write resumed>) = 18 [pid 6175] <... mmap resumed>) = 0x7fb84f206000 [pid 6174] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6177] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6177] <... futex resumed>) = 0 [pid 6175] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6178 attached [pid 6177] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5839] newfstatat(AT_FDCWD, "./22/binderfs", [pid 6178] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6177] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6175] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6174] <... clone3 resumed> => {parent_tid=[6178]}, 88) = 6178 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6178] <... rseq resumed>) = 0 [pid 6177] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6174] rt_sigprocmask(SIG_SETMASK, [], [pid 6178] set_robust_list(0x7fb84f2269a0, 24 [pid 6175] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6178] <... set_robust_list resumed>) = 0 [pid 6175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] unlink("./22/binderfs" [pid 6177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6174] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... unlink resumed>) = 0 [pid 6177] <... mmap resumed>) = 0x7fb84f206000 [pid 6174] <... futex resumed>) = 0 [pid 5839] getdents64(3, ./strace-static-x86_64: Process 6179 attached [pid 6177] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6174] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6178] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6177] <... mprotect resumed>) = 0 [pid 6179] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6175] <... clone3 resumed> => {parent_tid=[6179]}, 88) = 6179 [pid 5839] close(3 [pid 6179] <... rseq resumed>) = 0 [pid 6178] <... openat resumed>) = 3 [pid 6177] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6175] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... close resumed>) = 0 [pid 6179] set_robust_list(0x7fb84f2269a0, 24 [pid 6178] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6179] <... set_robust_list resumed>) = 0 [pid 6178] <... futex resumed>) = 1 [pid 6175] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] rt_sigprocmask(SIG_SETMASK, [], [pid 6178] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] <... futex resumed>) = 0 [pid 6179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6175] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6174] <... futex resumed>) = 0 [pid 5839] rmdir("./22" [pid 6177] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6174] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6180 attached [pid 6174] <... futex resumed>) = 1 [pid 6180] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6179] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6178] <... futex resumed>) = 0 [pid 6177] <... clone3 resumed> => {parent_tid=[6180]}, 88) = 6180 [pid 6174] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] mkdir("./23", 0777 [pid 6180] <... rseq resumed>) = 0 [pid 6179] <... openat resumed>) = 3 [pid 6178] dup(3 [pid 6177] rt_sigprocmask(SIG_SETMASK, [], [pid 6180] set_robust_list(0x7fb84f2269a0, 24 [pid 6178] <... dup resumed>) = 4 [pid 6179] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6180] <... set_robust_list resumed>) = 0 [pid 6179] <... futex resumed>) = 1 [pid 6178] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... futex resumed>) = 0 [pid 6179] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] <... futex resumed>) = 1 [pid 6175] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] <... futex resumed>) = 0 [pid 6175] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = 0 [pid 6180] rt_sigprocmask(SIG_SETMASK, [], [pid 6179] dup(3 [pid 6177] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6174] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6179] <... dup resumed>) = 4 [pid 6178] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6181 attached [pid 6180] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6179] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6174] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] set_robust_list(0x555566ac76a0, 24 [pid 6180] <... openat resumed>) = 3 [pid 6179] <... futex resumed>) = 1 [pid 6175] <... futex resumed>) = 0 [pid 6181] <... set_robust_list resumed>) = 0 [pid 6180] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6181 [pid 6181] chdir("./23" [pid 6180] <... futex resumed>) = 1 [pid 6179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6177] <... futex resumed>) = 0 [pid 6175] <... futex resumed>) = 0 [pid 6181] <... chdir resumed>) = 0 [pid 6180] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6179] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6175] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6177] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] dup(3 [pid 6177] <... futex resumed>) = 0 [pid 6180] <... dup resumed>) = 4 [pid 6180] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6181] <... prctl resumed>) = 0 [pid 6180] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6177] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6181] setpgid(0, 0 [pid 6177] <... futex resumed>) = 0 [pid 6173] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] <... setpgid resumed>) = 0 [pid 6177] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... futex resumed>) = 0 [pid 6181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6181] <... openat resumed>) = 3 [pid 6173] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6173] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6181] write(3, "1000", 4 [pid 6173] <... mprotect resumed>) = 0 [pid 6181] <... write resumed>) = 4 [pid 6173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6181] close(3 [pid 6173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6181] <... close resumed>) = 0 [pid 6181] symlink("/dev/binderfs", "./binderfs" [pid 6173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6181] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6182 attached [pid 6181] write(1, "executing program\n", 18executing program [pid 6182] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6173] <... clone3 resumed> => {parent_tid=[6182]}, 88) = 6182 [pid 6182] set_robust_list(0x7fb84f2059a0, 24 [pid 6173] rt_sigprocmask(SIG_SETMASK, [], [pid 6182] <... set_robust_list resumed>) = 0 [pid 6173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6182] rt_sigprocmask(SIG_SETMASK, [], [pid 6173] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] <... futex resumed>) = 0 [pid 6182] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6173] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] <... write resumed>) = 18 [pid 6181] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6181] <... futex resumed>) = 0 [pid 6174] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6174] <... futex resumed>) = 0 [pid 6174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6182] <... madvise resumed>) = 0 [pid 6181] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6181] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6182] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6182] <... futex resumed>) = 1 [pid 6173] <... futex resumed>) = 0 [pid 6182] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6181] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6174] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6181] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6174] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6181] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6181] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6174] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6183 attached [pid 6174] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6183] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6181] <... clone3 resumed> => {parent_tid=[6183]}, 88) = 6183 [pid 6174] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6183] <... rseq resumed>) = 0 [pid 6181] rt_sigprocmask(SIG_SETMASK, [], [pid 6174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6183] set_robust_list(0x7fb84f2269a0, 24 [pid 6181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6177] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6175] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6175] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... futex resumed>) = 0 [pid 6175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6177] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6184 attached [pid 6181] <... futex resumed>) = 0 [pid 6184] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6183] <... set_robust_list resumed>) = 0 [pid 6181] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] <... futex resumed>) = 0 [pid 6175] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6184] <... rseq resumed>) = 0 [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6175] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6184] set_robust_list(0x7fb84f2059a0, 24 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6177] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6184] <... set_robust_list resumed>) = 0 [pid 6183] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6177] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6175] <... mprotect resumed>) = 0 [pid 6184] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] <... openat resumed>) = 3 [pid 6177] <... mprotect resumed>) = 0 [pid 6175] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6174] <... clone3 resumed> => {parent_tid=[6184]}, 88) = 6184 [pid 6177] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6174] rt_sigprocmask(SIG_SETMASK, [], [pid 6177] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6175] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6184] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6183] <... futex resumed>) = 1 [pid 6181] <... futex resumed>) = 0 [pid 6183] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6181] <... futex resumed>) = 0 [pid 6174] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... futex resumed>) = 0 [pid 6183] dup(3 [pid 6181] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] <... clone3 resumed> => {parent_tid=[6185]}, 88) = 6185 [pid 6174] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6186 attached ./strace-static-x86_64: Process 6185 attached [pid 6184] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6183] <... dup resumed>) = 4 [pid 6177] <... clone3 resumed> => {parent_tid=[6186]}, 88) = 6186 [pid 6175] rt_sigprocmask(SIG_SETMASK, [], [pid 6174] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6185] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6177] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... rseq resumed>) = 0 [pid 6185] <... rseq resumed>) = 0 [pid 6177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] set_robust_list(0x7fb84f2059a0, 24 [pid 6183] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... set_robust_list resumed>) = 0 [pid 6185] set_robust_list(0x7fb84f2059a0, 24 [pid 6177] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] rt_sigprocmask(SIG_SETMASK, [], [pid 6185] <... set_robust_list resumed>) = 0 [pid 6183] <... futex resumed>) = 1 [pid 6181] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = 0 [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6185] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6181] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6181] <... futex resumed>) = 0 [pid 6175] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... madvise resumed>) = 0 [pid 6185] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6175] <... futex resumed>) = 0 [pid 6181] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6185] <... madvise resumed>) = 0 [pid 6186] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6186] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] <... futex resumed>) = 0 [pid 6185] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6184] <... madvise resumed>) = 0 [pid 6175] <... futex resumed>) = 0 [pid 6185] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6174] <... futex resumed>) = 0 [pid 6184] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6179] <... mmap resumed>) = 0x20000000 [pid 6176] <... mmap resumed>) = 0x20000000 [pid 6178] <... mmap resumed>) = 0x20000000 [pid 6179] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6179] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... futex resumed>) = 0 [pid 6175] exit_group(0 [pid 6185] <... futex resumed>) = ? [pid 6179] <... futex resumed>) = ? [pid 6178] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6176] <... futex resumed>) = 0 [pid 6175] <... exit_group resumed>) = ? [pid 6174] exit_group(0 [pid 6173] exit_group(0 [pid 6185] +++ exited with 0 +++ [pid 6183] <... mmap resumed>) = 0x20000000 [pid 6179] +++ exited with 0 +++ [pid 6184] <... futex resumed>) = ? [pid 6178] <... futex resumed>) = ? [pid 6174] <... exit_group resumed>) = ? [pid 6173] <... exit_group resumed>) = ? [pid 6184] +++ exited with 0 +++ [pid 6183] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... futex resumed>) = ? [pid 6180] <... mmap resumed>) = 0x20000000 [pid 6178] +++ exited with 0 +++ [pid 6176] +++ exited with 0 +++ [pid 6183] <... futex resumed>) = 0 [pid 6182] +++ exited with 0 +++ [pid 6181] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6180] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] +++ exited with 0 +++ [pid 6173] +++ exited with 0 +++ [pid 6183] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = 0 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6181] <... futex resumed>) = 0 [pid 6180] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] exit_group(0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6175, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6173, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6186] <... futex resumed>) = ? [pid 6183] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6181] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] <... futex resumed>) = ? [pid 6177] <... exit_group resumed>) = ? [pid 6174] +++ exited with 0 +++ [pid 5844] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6186] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6174, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6183] <... madvise resumed>) = 0 [pid 6180] +++ exited with 0 +++ [pid 6177] +++ exited with 0 +++ [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5844] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6177, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5840] getdents64(3, [pid 5844] <... openat resumed>) = 3 [pid 6183] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] newfstatat(3, "", [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6183] <... futex resumed>) = 1 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6181] <... futex resumed>) = 0 [pid 6183] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] exit_group(0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6183] <... futex resumed>) = ? [pid 6181] <... exit_group resumed>) = ? [pid 5844] getdents64(3, [pid 5840] newfstatat(AT_FDCWD, "./23/binderfs", [pid 5838] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6183] +++ exited with 0 +++ [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] unlink("./23/binderfs" [pid 5838] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(3, [pid 5838] getdents64(3, [pid 5844] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] close(3 [pid 5838] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] rmdir("./23" [pid 5838] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./22/binderfs") = 0 [pid 5838] getdents64(3, [pid 5844] newfstatat(AT_FDCWD, "./22/binderfs", [pid 5841] <... openat resumed>) = 3 [pid 5840] <... rmdir resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(3, "", [pid 5840] mkdir("./24", 0777 [pid 5844] unlink("./22/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] getdents64(3, [pid 5841] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] close(3./strace-static-x86_64: Process 6187 attached [pid 5844] close(3 [pid 5841] newfstatat(AT_FDCWD, "./23/binderfs", [pid 5838] <... close resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] rmdir("./22" [pid 5844] rmdir("./22" [pid 5838] <... rmdir resumed>) = 0 [pid 6187] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] unlink("./23/binderfs" [pid 5838] mkdir("./23", 0777 [pid 6187] <... set_robust_list resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6187 [pid 5838] <... mkdir resumed>) = 0 [pid 6187] chdir("./24" [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6187] <... chdir resumed>) = 0 [pid 5844] mkdir("./23", 0777 [pid 5841] getdents64(3, ./strace-static-x86_64: Process 6188 attached [pid 6187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6188] set_robust_list(0x555566ac76a0, 24 [pid 6187] <... prctl resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6188 [pid 6188] <... set_robust_list resumed>) = 0 [pid 6187] setpgid(0, 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] close(3./strace-static-x86_64: Process 6189 attached [pid 6188] chdir("./23" [pid 6187] <... setpgid resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 6187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6189] set_robust_list(0x555566ac76a0, 24 [pid 5841] rmdir("./23" [pid 6187] <... openat resumed>) = 3 [pid 6189] <... set_robust_list resumed>) = 0 [pid 6187] write(3, "1000", 4 [pid 6188] <... chdir resumed>) = 0 [pid 6187] <... write resumed>) = 4 [pid 6189] chdir("./23" [pid 6188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6187] close(3 [pid 5841] <... rmdir resumed>) = 0 [pid 6188] <... prctl resumed>) = 0 [pid 6187] <... close resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6189 [pid 6189] <... chdir resumed>) = 0 [pid 6187] symlink("/dev/binderfs", "./binderfs" [pid 6188] setpgid(0, 0 [pid 6187] <... symlink resumed>) = 0 [pid 5841] mkdir("./24", 0777) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6188] <... setpgid resumed>) = 0 [pid 6187] write(1, "executing program\n", 18 [pid 6181] +++ exited with 0 +++ executing program [pid 6189] <... prctl resumed>) = 0 [pid 6188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6187] <... write resumed>) = 18 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6181, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6189] setpgid(0, 0 [pid 6188] <... openat resumed>) = 3 [pid 6187] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6190 attached [pid 6189] <... setpgid resumed>) = 0 [pid 6188] write(3, "1000", 4 [pid 6187] <... futex resumed>) = 0 [pid 6190] set_robust_list(0x555566ac76a0, 24 [pid 6189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6188] <... write resumed>) = 4 [pid 6187] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6190 [pid 5839] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6190] <... set_robust_list resumed>) = 0 [pid 6189] <... openat resumed>) = 3 [pid 6188] close(3 [pid 6187] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6189] write(3, "1000", 4 [pid 6188] <... close resumed>) = 0 [pid 6187] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6190] chdir("./24" [pid 6189] <... write resumed>) = 4 [pid 6188] symlink("/dev/binderfs", "./binderfs" [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6190] <... chdir resumed>) = 0 [pid 6189] close(3 [pid 6188] <... symlink resumed>) = 0 [pid 6187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6189] <... close resumed>) = 0 executing program [pid 6188] write(1, "executing program\n", 18 [pid 6187] <... mmap resumed>) = 0x7fb84f206000 [pid 5839] newfstatat(3, "", [pid 6190] setpgid(0, 0 [pid 6189] symlink("/dev/binderfs", "./binderfs" [pid 6188] <... write resumed>) = 18 [pid 6187] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6190] <... setpgid resumed>) = 0 [pid 6189] <... symlink resumed>) = 0 [pid 6188] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... mprotect resumed>) = 0 [pid 5839] getdents64(3, [pid 6188] <... futex resumed>) = 0 [pid 6190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6188] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, executing program [pid 6190] <... openat resumed>) = 3 [pid 6189] write(1, "executing program\n", 18 [pid 6188] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6189] <... write resumed>) = 18 [pid 6188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6189] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] write(3, "1000", 4 [pid 6189] <... futex resumed>) = 0 [pid 6188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6190] <... write resumed>) = 4 [pid 6189] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6190] close(3) = 0 [pid 6189] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6188] <... mmap resumed>) = 0x7fb84f206000 [pid 6187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6191 attached [pid 6190] symlink("/dev/binderfs", "./binderfs" [pid 6189] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6188] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] newfstatat(AT_FDCWD, "./23/binderfs", [pid 6191] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6190] <... symlink resumed>) = 0 [pid 6189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6188] <... mprotect resumed>) = 0 [pid 6187] <... clone3 resumed> => {parent_tid=[6191]}, 88) = 6191 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6191] <... rseq resumed>) = 0 [pid 6190] write(1, "executing program\n", 18 [pid 6189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6187] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] unlink("./23/binderfs" [pid 6191] set_robust_list(0x7fb84f2269a0, 24 [pid 6190] <... write resumed>) = 18 [pid 6189] <... mmap resumed>) = 0x7fb84f206000 [pid 6188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6191] <... set_robust_list resumed>) = 0 [pid 6189] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6187] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] rt_sigprocmask(SIG_SETMASK, [], [pid 6190] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6190] <... futex resumed>) = 0 [pid 6191] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6190] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6189] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6192 attached [pid 6191] <... openat resumed>) = 3 [pid 6190] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6187] <... futex resumed>) = 0 [pid 5839] getdents64(3, [pid 6192] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6188] <... clone3 resumed> => {parent_tid=[6192]}, 88) = 6192 [pid 6187] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6192] <... rseq resumed>) = 0 [pid 6191] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6189] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] close(3 [pid 6192] set_robust_list(0x7fb84f2269a0, 24 [pid 6191] <... futex resumed>) = 1 [pid 6190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6189] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6188] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... futex resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6192] <... set_robust_list resumed>) = 0 [pid 6191] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6188] <... futex resumed>) = 0 [pid 6187] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] rmdir("./23" [pid 6192] rt_sigprocmask(SIG_SETMASK, [], [pid 6191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6190] <... mmap resumed>) = 0x7fb84f206000 [pid 6187] <... futex resumed>) = 0 [pid 6192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6191] dup(3 [pid 6192] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6191] <... dup resumed>) = 4 [pid 5839] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6193 attached [pid 6192] <... openat resumed>) = 3 [pid 6191] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6192] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... futex resumed>) = 0 [pid 6190] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6187] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6193] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5839] mkdir("./24", 0777 [pid 6193] <... rseq resumed>) = 0 [pid 6192] <... futex resumed>) = 0 [pid 6191] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6190] <... mprotect resumed>) = 0 [pid 6189] <... clone3 resumed> => {parent_tid=[6193]}, 88) = 6193 [pid 6188] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6193] set_robust_list(0x7fb84f2269a0, 24 [pid 6192] dup(3 [pid 6193] <... set_robust_list resumed>) = 0 [pid 6192] <... dup resumed>) = 4 [pid 6188] <... futex resumed>) = 0 [pid 6187] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... mkdir resumed>) = 0 [pid 6193] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... futex resumed>) = 0 [pid 6190] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6188] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6187] <... futex resumed>) = 1 [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6192] <... futex resumed>) = 0 [pid 6191] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6193] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6192] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6190] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6189] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6187] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6194 attached [pid 6193] <... openat resumed>) = 3 [pid 6192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6189] <... futex resumed>) = 0 [pid 6188] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] set_robust_list(0x555566ac76a0, 24 [pid 6193] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6189] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6195 attached [pid 6194] <... set_robust_list resumed>) = 0 [pid 6188] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6193] <... futex resumed>) = 0 [pid 6189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6193] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6190] <... clone3 resumed> => {parent_tid=[6195]}, 88) = 6195 [pid 6189] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6190] rt_sigprocmask(SIG_SETMASK, [], [pid 6189] <... futex resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6194 [pid 6195] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6194] chdir("./24" [pid 6193] dup(3 [pid 6190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6195] <... rseq resumed>) = 0 [pid 6194] <... chdir resumed>) = 0 [pid 6193] <... dup resumed>) = 4 [pid 6190] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] set_robust_list(0x7fb84f2269a0, 24 [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6193] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... futex resumed>) = 0 [pid 6189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6195] <... set_robust_list resumed>) = 0 [pid 6194] <... prctl resumed>) = 0 [pid 6193] <... futex resumed>) = 0 [pid 6190] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] rt_sigprocmask(SIG_SETMASK, [], [pid 6194] setpgid(0, 0) = 0 [pid 6195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6193] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6189] <... futex resumed>) = 0 [pid 6195] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6194] <... openat resumed>) = 3 [pid 6189] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] <... openat resumed>) = 3 [pid 6195] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] write(3, "1000", 4 [pid 6195] <... futex resumed>) = 1 [pid 6194] <... write resumed>) = 4 [pid 6190] <... futex resumed>) = 0 [pid 6195] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6190] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] close(3 [pid 6190] <... futex resumed>) = 0 [pid 6195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6190] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] dup(3 [pid 6194] <... close resumed>) = 0 [pid 6195] <... dup resumed>) = 4 [pid 6194] symlink("/dev/binderfs", "./binderfs" [pid 6195] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] <... symlink resumed>) = 0 [pid 6195] <... futex resumed>) = 1 [pid 6190] <... futex resumed>) = 0 [pid 6195] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6194] write(1, "executing program\n", 18 [pid 6195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6194] <... write resumed>) = 18 [pid 6190] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6190] <... futex resumed>) = 0 [pid 6194] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] <... futex resumed>) = 0 [pid 6194] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6194] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6194] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6196 attached [pid 6196] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6196] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6196] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] <... clone3 resumed> => {parent_tid=[6196]}, 88) = 6196 [pid 6194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6194] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... futex resumed>) = 0 [pid 6194] <... futex resumed>) = 1 [pid 6196] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6194] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6187] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6196] <... futex resumed>) = 1 [pid 6188] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] <... futex resumed>) = 0 [pid 6188] <... futex resumed>) = 0 [pid 6187] <... futex resumed>) = 0 [pid 6188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6188] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6187] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6194] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6187] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6196] <... futex resumed>) = 0 [pid 6194] <... futex resumed>) = 1 [pid 6188] <... mprotect resumed>) = 0 [pid 6187] <... mprotect resumed>) = 0 [pid 6196] dup(3 [pid 6194] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] <... dup resumed>) = 4 [pid 6188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6196] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] <... futex resumed>) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6189] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6196] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6187] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6197 attached [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6194] <... futex resumed>) = 0 [pid 6189] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6197] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6196] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6194] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] <... futex resumed>) = 0 [pid 6188] <... clone3 resumed> => {parent_tid=[6197]}, 88) = 6197 [pid 6187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6197] <... rseq resumed>) = 0 [pid 6197] set_robust_list(0x7fb84f2059a0, 24 [pid 6189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6198 attached [pid 6197] <... set_robust_list resumed>) = 0 [pid 6188] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] rt_sigprocmask(SIG_SETMASK, [], [pid 6188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] <... clone3 resumed> => {parent_tid=[6198]}, 88) = 6198 [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6188] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6188] <... futex resumed>) = 0 [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] <... madvise resumed>) = 0 [pid 6190] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6188] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6187] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6190] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... futex resumed>) = 0 [pid 6190] <... futex resumed>) = 0 [pid 6190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6198] <... rseq resumed>) = 0 [pid 6190] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6187] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] set_robust_list(0x7fb84f2059a0, 24 [pid 6190] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6198] <... set_robust_list resumed>) = 0 [pid 6190] <... mprotect resumed>) = 0 [pid 6198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6189] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6198] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6189] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6198] <... madvise resumed>) = 0 [pid 6189] <... mprotect resumed>) = 0 [pid 6189] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6190] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6189] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6197] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6197] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6188] <... futex resumed>) = 0 [pid 6189] <... clone3 resumed> => {parent_tid=[6199]}, 88) = 6199 [pid 6189] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6199 attached [pid 6190] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6189] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6198] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... futex resumed>) = 0 [pid 6199] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6198] <... futex resumed>) = 1 [pid 6189] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6187] <... futex resumed>) = 0 [pid 6199] <... rseq resumed>) = 0 [pid 6198] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6199] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 6200 attached ) = 0 [pid 6190] <... clone3 resumed> => {parent_tid=[6200]}, 88) = 6200 [pid 6200] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6200] <... rseq resumed>) = 0 [pid 6190] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6189] <... futex resumed>) = 0 [pid 6200] set_robust_list(0x7fb84f2059a0, 24 [pid 6199] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6190] <... futex resumed>) = 0 [pid 6200] <... set_robust_list resumed>) = 0 [pid 6190] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6200] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6194] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6200] <... madvise resumed>) = 0 [pid 6194] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6200] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6190] <... futex resumed>) = 0 [pid 6194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6201 attached [pid 6200] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] <... clone3 resumed> => {parent_tid=[6201]}, 88) = 6201 [pid 6201] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6194] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] <... rseq resumed>) = 0 [pid 6194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6201] set_robust_list(0x7fb84f2059a0, 24 [pid 6194] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6201] <... set_robust_list resumed>) = 0 [pid 6194] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6201] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6201] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6201] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6201] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] <... futex resumed>) = 0 [pid 6196] <... mmap resumed>) = 0x20000000 [pid 6193] <... mmap resumed>) = 0x20000000 [pid 6192] <... mmap resumed>) = 0x20000000 [pid 6191] <... mmap resumed>) = 0x20000000 [pid 6196] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... mmap resumed>) = 0x20000000 [pid 6193] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] exit_group(0 [pid 6196] <... futex resumed>) = 0 [pid 6195] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] <... futex resumed>) = 0 [pid 6189] <... exit_group resumed>) = ? [pid 6199] <... futex resumed>) = ? [pid 6196] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6195] <... futex resumed>) = 0 [pid 6193] <... futex resumed>) = ? [pid 6192] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6199] +++ exited with 0 +++ [pid 6195] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6191] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] exit_group(0 [pid 6187] exit_group(0 [pid 6198] <... futex resumed>) = ? [pid 6197] <... futex resumed>) = ? [pid 6194] exit_group(0 [pid 6190] exit_group(0 [pid 6188] <... exit_group resumed>) = ? [pid 6187] <... exit_group resumed>) = ? [pid 6201] <... futex resumed>) = ? [pid 6200] <... futex resumed>) = ? [pid 6198] +++ exited with 0 +++ [pid 6197] +++ exited with 0 +++ [pid 6196] <... futex resumed>) = ? [pid 6195] <... futex resumed>) = ? [pid 6194] <... exit_group resumed>) = ? [pid 6192] <... futex resumed>) = ? [pid 6191] <... futex resumed>) = ? [pid 6190] <... exit_group resumed>) = ? [pid 6201] +++ exited with 0 +++ [pid 6200] +++ exited with 0 +++ [pid 6196] +++ exited with 0 +++ [pid 6195] +++ exited with 0 +++ [pid 6193] +++ exited with 0 +++ [pid 6189] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6189, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6194] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6194, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6190] +++ exited with 0 +++ [pid 5839] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6190, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5844] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 5844] newfstatat(3, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, [pid 5844] getdents64(3, [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6191] +++ exited with 0 +++ [pid 6187] +++ exited with 0 +++ [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6187, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./23/binderfs", [pid 5841] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] unlink("./23/binderfs" [pid 5841] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5840] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] unlink("./24/binderfs" [pid 5844] getdents64(3, [pid 5841] newfstatat(3, "", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... unlink resumed>) = 0 [pid 5844] close(3 [pid 5841] getdents64(3, [pid 5840] <... openat resumed>) = 3 [pid 5839] getdents64(3, [pid 5844] <... close resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] newfstatat(3, "", [pid 5844] rmdir("./23" [pid 5841] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(3, [pid 5841] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] unlink("./24/binderfs" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] mkdir("./24", 0777 [pid 5841] <... unlink resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5839] close(3 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] unlink("./24/binderfs" [pid 5839] <... close resumed>) = 0 [pid 5841] close(3 [pid 5840] <... unlink resumed>) = 0 [pid 5839] rmdir("./24" [pid 5841] <... close resumed>) = 0 [pid 5840] getdents64(3, [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] rmdir("./24" [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6202 attached [pid 5841] <... rmdir resumed>) = 0 [pid 5840] close(3 [pid 5839] <... rmdir resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5840] rmdir("./24") = 0 [pid 5839] mkdir("./25", 0777 [pid 5840] mkdir("./25", 0777) = 0 [pid 6202] set_robust_list(0x555566ac76a0, 24 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6202] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6202 [pid 5839] <... mkdir resumed>) = 0 [pid 6202] chdir("./24" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6203 [pid 6202] <... chdir resumed>) = 0 [pid 5841] mkdir("./25", 0777 [pid 6202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... mkdir resumed>) = 0 [pid 6202] <... prctl resumed>) = 0 [pid 6202] setpgid(0, 0) = 0 [pid 6202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6204 attached [pid 6202] <... openat resumed>) = 3 [pid 6202] write(3, "1000", 4./strace-static-x86_64: Process 6203 attached ) = 4 [pid 6204] set_robust_list(0x555566ac76a0, 24 [pid 6203] set_robust_list(0x555566ac76a0, 24 [pid 6202] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6202] <... close resumed>) = 0 [pid 6204] <... set_robust_list resumed>) = 0 [pid 6202] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6204 [pid 6204] chdir("./25" [pid 6202] <... symlink resumed>) = 0 [pid 6204] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 6205 attached [pid 6204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6203] <... set_robust_list resumed>) = 0 [pid 6202] write(1, "executing program\n", 18 [pid 6205] set_robust_list(0x555566ac76a0, 24executing program [pid 6204] <... prctl resumed>) = 0 [pid 6202] <... write resumed>) = 18 [pid 6204] setpgid(0, 0 [pid 6202] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... set_robust_list resumed>) = 0 [pid 6204] <... setpgid resumed>) = 0 [pid 6203] chdir("./25" [pid 6202] <... futex resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6205 [pid 6205] chdir("./25" [pid 6204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6203] <... chdir resumed>) = 0 [pid 6202] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6205] <... chdir resumed>) = 0 [pid 6203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6203] <... prctl resumed>) = 0 [pid 6205] <... prctl resumed>) = 0 [pid 6205] setpgid(0, 0 [pid 6204] <... openat resumed>) = 3 [pid 6203] setpgid(0, 0 [pid 6202] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6205] <... setpgid resumed>) = 0 [pid 6204] write(3, "1000", 4 [pid 6203] <... setpgid resumed>) = 0 [pid 6202] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6204] <... write resumed>) = 4 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] close(3 [pid 6203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6205] <... openat resumed>) = 3 [pid 6202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6204] <... close resumed>) = 0 [pid 6202] <... mmap resumed>) = 0x7fb84f206000 [pid 6204] symlink("/dev/binderfs", "./binderfs" [pid 6202] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6205] write(3, "1000", 4 [pid 6203] <... openat resumed>) = 3 [pid 6205] <... write resumed>) = 4 [pid 6203] write(3, "1000", 4 [pid 6205] close(3 [pid 6203] <... write resumed>) = 4 [pid 6205] <... close resumed>) = 0 [pid 6203] close(3 [pid 6205] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6204] <... symlink resumed>) = 0 [pid 6203] <... close resumed>) = 0 [pid 6202] <... mprotect resumed>) = 0 executing program executing program [pid 6205] write(1, "executing program\n", 18 [pid 6204] write(1, "executing program\n", 18 [pid 6203] symlink("/dev/binderfs", "./binderfs" [pid 6202] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6205] <... write resumed>) = 18 [pid 6204] <... write resumed>) = 18 executing program [pid 6205] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... futex resumed>) = 0 [pid 6205] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6203] <... symlink resumed>) = 0 [pid 6205] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6203] write(1, "executing program\n", 18 [pid 6205] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6203] <... write resumed>) = 18 [pid 6204] <... futex resumed>) = 0 [pid 6202] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6204] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6206 attached [pid 6204] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6206] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6204] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6202] <... clone3 resumed> => {parent_tid=[6206]}, 88) = 6206 [pid 6206] <... rseq resumed>) = 0 [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6202] rt_sigprocmask(SIG_SETMASK, [], [pid 6206] set_robust_list(0x7fb84f2269a0, 24 [pid 6205] <... mmap resumed>) = 0x7fb84f206000 [pid 6204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6203] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6206] <... set_robust_list resumed>) = 0 [pid 6205] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6204] <... mmap resumed>) = 0x7fb84f206000 [pid 6203] <... futex resumed>) = 0 [pid 6202] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] rt_sigprocmask(SIG_SETMASK, [], [pid 6205] <... mprotect resumed>) = 0 [pid 6204] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6203] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6202] <... futex resumed>) = 0 [pid 6192] +++ exited with 0 +++ [pid 6188] +++ exited with 0 +++ [pid 6206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6204] <... mprotect resumed>) = 0 [pid 6203] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6202] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6205] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6203] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6188, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6204] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6207 attached [pid 6203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6207] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6206] <... openat resumed>) = 3 [pid 6205] <... clone3 resumed> => {parent_tid=[6207]}, 88) = 6207 [pid 6204] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6203] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6207] <... rseq resumed>) = 0 [pid 6206] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] rt_sigprocmask(SIG_SETMASK, [], [pid 6204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6203] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6208 attached [pid 6207] set_robust_list(0x7fb84f2269a0, 24 [pid 6206] <... futex resumed>) = 1 [pid 6205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] <... mprotect resumed>) = 0 [pid 6202] <... futex resumed>) = 0 [pid 6208] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6207] <... set_robust_list resumed>) = 0 [pid 6206] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6205] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... clone3 resumed> => {parent_tid=[6208]}, 88) = 6208 [pid 6202] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... rseq resumed>) = 0 [pid 6207] rt_sigprocmask(SIG_SETMASK, [], [pid 6206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6205] <... futex resumed>) = 0 [pid 6204] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6202] <... futex resumed>) = 0 [pid 5838] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6208] set_robust_list(0x7fb84f2269a0, 24 [pid 6207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6206] dup(3 [pid 6205] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6202] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6208] <... set_robust_list resumed>) = 0 [pid 6206] <... dup resumed>) = 4 [pid 6204] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6208] rt_sigprocmask(SIG_SETMASK, [], [pid 6207] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6206] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... futex resumed>) = 0 [pid 6203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6206] <... futex resumed>) = 1 [pid 6204] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] <... futex resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6208] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6207] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6209 attached [pid 6208] <... openat resumed>) = 3 [pid 6206] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6207] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... clone3 resumed> => {parent_tid=[6209]}, 88) = 6209 [pid 6202] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] newfstatat(3, "", [pid 6209] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6208] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... futex resumed>) = 1 [pid 6205] <... futex resumed>) = 0 [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6202] <... futex resumed>) = 0 [pid 6209] <... rseq resumed>) = 0 [pid 6208] <... futex resumed>) = 1 [pid 6207] dup(3 [pid 6205] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... futex resumed>) = 0 [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6202] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6209] set_robust_list(0x7fb84f2269a0, 24 [pid 6208] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] <... dup resumed>) = 4 [pid 6205] <... futex resumed>) = 0 [pid 6204] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] getdents64(3, [pid 6209] <... set_robust_list resumed>) = 0 [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6207] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] <... futex resumed>) = 0 [pid 6203] <... futex resumed>) = 0 [pid 6209] rt_sigprocmask(SIG_SETMASK, [], [pid 6208] dup(3 [pid 6207] <... futex resumed>) = 0 [pid 6205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6208] <... dup resumed>) = 4 [pid 6207] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6205] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6209] <... openat resumed>) = 3 [pid 6208] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6203] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] dup(3 [pid 6203] <... futex resumed>) = 0 [pid 6209] <... dup resumed>) = 4 [pid 6208] <... futex resumed>) = 1 [pid 6204] <... futex resumed>) = 0 [pid 6203] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6209] <... futex resumed>) = 0 [pid 6204] <... futex resumed>) = 0 [pid 6203] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6204] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] <... futex resumed>) = 0 [pid 6208] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6205] <... futex resumed>) = 0 [pid 6203] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6205] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./23/binderfs") = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./23") = 0 [pid 5838] mkdir("./24", 0777) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6210 attached [pid 6210] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6210] chdir("./24" [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6210 [pid 6210] <... chdir resumed>) = 0 [pid 6210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6210] setpgid(0, 0) = 0 [pid 6210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6210] write(3, "1000", 4) = 4 [pid 6210] close(3) = 0 [pid 6210] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6210] write(1, "executing program\n", 18) = 18 [pid 6210] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6210] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6210] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6210] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6210] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6210] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6211 attached [pid 6202] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6202] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... clone3 resumed> => {parent_tid=[6211]}, 88) = 6211 [pid 6210] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6210] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6210] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] <... futex resumed>) = 0 [pid 6211] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6204] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6211] set_robust_list(0x7fb84f2269a0, 24 [pid 6205] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6204] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... set_robust_list resumed>) = 0 [pid 6204] <... futex resumed>) = 0 [pid 6211] rt_sigprocmask(SIG_SETMASK, [], [pid 6205] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6203] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] <... futex resumed>) = 0 [pid 6204] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6203] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6204] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6203] <... futex resumed>) = 0 [pid 6211] <... openat resumed>) = 3 [pid 6204] <... mprotect resumed>) = 0 [pid 6203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6211] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6204] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6202] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6203] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6211] <... futex resumed>) = 1 [pid 6210] <... futex resumed>) = 0 [pid 6205] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6204] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6203] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6202] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6211] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6210] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... mprotect resumed>) = 0 [pid 6204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6203] <... mprotect resumed>) = 0 [pid 6202] <... mprotect resumed>) = 0 [pid 6211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6210] <... futex resumed>) = 0 [pid 6203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6202] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6211] dup(3 [pid 6210] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6212 attached [pid 6211] <... dup resumed>) = 4 [pid 6203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6202] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6211] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... clone3 resumed> => {parent_tid=[6212]}, 88) = 6212 [pid 6203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6211] <... futex resumed>) = 1 [pid 6204] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6214 attached ./strace-static-x86_64: Process 6213 attached [pid 6212] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6211] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6210] <... futex resumed>) = 0 [pid 6205] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6214] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6213] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6212] <... rseq resumed>) = 0 [pid 6210] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6204] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... clone3 resumed> => {parent_tid=[6213]}, 88) = 6213 [pid 6202] <... clone3 resumed> => {parent_tid=[6214]}, 88) = 6214 [pid 6214] <... rseq resumed>) = 0 [pid 6213] <... rseq resumed>) = 0 [pid 6212] set_robust_list(0x7fb84f2059a0, 24 [pid 6211] <... futex resumed>) = 0 [pid 6210] <... futex resumed>) = 1 [pid 6205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6204] <... futex resumed>) = 0 [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6202] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6215 attached [pid 6214] set_robust_list(0x7fb84f2059a0, 24 [pid 6213] set_robust_list(0x7fb84f2059a0, 24 [pid 6212] <... set_robust_list resumed>) = 0 [pid 6211] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6210] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6215] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6214] <... set_robust_list resumed>) = 0 [pid 6213] <... set_robust_list resumed>) = 0 [pid 6212] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6212] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6213] rt_sigprocmask(SIG_SETMASK, [], [pid 6202] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6212] <... madvise resumed>) = 0 [pid 6203] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] <... futex resumed>) = 0 [pid 6213] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6203] <... futex resumed>) = 0 [pid 6202] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6215] <... rseq resumed>) = 0 [pid 6214] rt_sigprocmask(SIG_SETMASK, [], [pid 6205] <... clone3 resumed> => {parent_tid=[6215]}, 88) = 6215 [pid 6214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] rt_sigprocmask(SIG_SETMASK, [], [pid 6215] set_robust_list(0x7fb84f2059a0, 24 [pid 6214] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6215] <... set_robust_list resumed>) = 0 [pid 6205] <... futex resumed>) = 0 [pid 6215] rt_sigprocmask(SIG_SETMASK, [], [pid 6205] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6215] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6214] <... madvise resumed>) = 0 [pid 6213] <... madvise resumed>) = 0 [pid 6212] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6212] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6215] <... madvise resumed>) = 0 [pid 6214] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... futex resumed>) = 0 [pid 6214] <... futex resumed>) = 1 [pid 6213] <... futex resumed>) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6202] <... futex resumed>) = 0 [pid 6214] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6215] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6205] <... futex resumed>) = 0 [pid 6215] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6210] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6210] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6210] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6210] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6210] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6216 attached => {parent_tid=[6216]}, 88) = 6216 [pid 6210] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6210] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6210] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6216] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6207] <... mmap resumed>) = 0x20000000 [pid 6208] <... mmap resumed>) = 0x20000000 [pid 6216] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6211] <... mmap resumed>) = 0x20000000 [pid 6207] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] <... mmap resumed>) = 0x20000000 [pid 6208] <... futex resumed>) = 0 [pid 6207] <... futex resumed>) = 0 [pid 6206] <... mmap resumed>) = 0x20000000 [pid 6211] <... futex resumed>) = 0 [pid 6209] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6207] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6209] <... futex resumed>) = 0 [pid 6206] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6206] <... futex resumed>) = 0 [pid 6205] exit_group(0 [pid 6204] exit_group(0 [pid 6203] exit_group(0 [pid 6202] exit_group(0 [pid 6215] <... futex resumed>) = ? [pid 6214] <... futex resumed>) = ? [pid 6213] <... futex resumed>) = ? [pid 6212] <... futex resumed>) = ? [pid 6209] <... futex resumed>) = ? [pid 6208] <... futex resumed>) = ? [pid 6207] <... futex resumed>) = ? [pid 6205] <... exit_group resumed>) = ? [pid 6204] <... exit_group resumed>) = ? [pid 6203] <... exit_group resumed>) = ? [pid 6202] <... exit_group resumed>) = ? [pid 6216] <... madvise resumed>) = 0 [pid 6215] +++ exited with 0 +++ [pid 6214] +++ exited with 0 +++ [pid 6213] +++ exited with 0 +++ [pid 6212] +++ exited with 0 +++ [pid 6209] +++ exited with 0 +++ [pid 6208] +++ exited with 0 +++ [pid 6207] +++ exited with 0 +++ [pid 6206] +++ exited with 0 +++ [pid 6205] +++ exited with 0 +++ [pid 6204] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6204, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6205, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6216] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... futex resumed>) = 0 [pid 5841] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6216] <... futex resumed>) = 1 [pid 6210] exit_group(0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6211] <... futex resumed>) = ? [pid 6210] <... exit_group resumed>) = ? [pid 5841] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6216] +++ exited with 0 +++ [pid 6202] +++ exited with 0 +++ [pid 5841] <... openat resumed>) = 3 [pid 5839] <... openat resumed>) = 3 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6202, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5841] newfstatat(3, "", [pid 6203] +++ exited with 0 +++ [pid 5839] newfstatat(3, "", [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6203, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./25/binderfs" [pid 5839] unlink("./25/binderfs" [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] getdents64(3, [pid 5839] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] close(3 [pid 5840] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] close(3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... close resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... close resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] rmdir("./25" [pid 5840] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] rmdir("./25" [pid 5844] <... openat resumed>) = 3 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5839] <... rmdir resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5840] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5841] mkdir("./26", 0777 [pid 5840] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] mkdir("./26", 0777 [pid 5844] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... mkdir resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6217 attached [pid 5844] unlink("./24/binderfs" [pid 5840] unlink("./25/binderfs" [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 6217] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] getdents64(3, ./strace-static-x86_64: Process 6218 attached [pid 6217] <... set_robust_list resumed>) = 0 [pid 5844] close(3 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... close resumed>) = 0 [pid 6218] set_robust_list(0x555566ac76a0, 24 [pid 6217] chdir("./26" [pid 5844] rmdir("./24" [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6217 [pid 6218] <... set_robust_list resumed>) = 0 [pid 6217] <... chdir resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5840] close(3 [pid 6217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] <... close resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6218 [pid 6218] chdir("./26" [pid 6217] <... prctl resumed>) = 0 [pid 5840] rmdir("./25" [pid 6218] <... chdir resumed>) = 0 [pid 6217] setpgid(0, 0 [pid 5844] mkdir("./25", 0777 [pid 5840] <... rmdir resumed>) = 0 [pid 6218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6217] <... setpgid resumed>) = 0 [pid 6218] <... prctl resumed>) = 0 [pid 6218] setpgid(0, 0 [pid 6217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... mkdir resumed>) = 0 [pid 5840] mkdir("./26", 0777 [pid 6218] <... setpgid resumed>) = 0 [pid 6217] <... openat resumed>) = 3 [pid 5840] <... mkdir resumed>) = 0 [pid 6218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6218] <... openat resumed>) = 3 [pid 6217] write(3, "1000", 4 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6219 attached , child_tidptr=0x555566ac7690) = 6219 [pid 6219] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6219] chdir("./26"./strace-static-x86_64: Process 6220 attached ) = 0 [pid 6218] write(3, "1000", 4 [pid 6217] <... write resumed>) = 4 [pid 6220] set_robust_list(0x555566ac76a0, 24 [pid 6219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6218] <... write resumed>) = 4 [pid 6217] close(3 [pid 6220] <... set_robust_list resumed>) = 0 [pid 6218] close(3 [pid 6217] <... close resumed>) = 0 [pid 6218] <... close resumed>) = 0 [pid 6217] symlink("/dev/binderfs", "./binderfs" [pid 6218] symlink("/dev/binderfs", "./binderfs" [pid 6219] <... prctl resumed>) = 0 [pid 6217] <... symlink resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6220 [pid 6220] chdir("./25" [pid 6219] setpgid(0, 0 executing program [pid 6218] <... symlink resumed>) = 0 [pid 6217] write(1, "executing program\n", 18 [pid 6220] <... chdir resumed>) = 0 [pid 6219] <... setpgid resumed>) = 0 executing program [pid 6218] write(1, "executing program\n", 18 [pid 6217] <... write resumed>) = 18 [pid 6219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6218] <... write resumed>) = 18 [pid 6217] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] <... prctl resumed>) = 0 [pid 6219] <... openat resumed>) = 3 [pid 6218] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] <... futex resumed>) = 0 [pid 6220] setpgid(0, 0 [pid 6219] write(3, "1000", 4 [pid 6218] <... futex resumed>) = 0 [pid 6217] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6220] <... setpgid resumed>) = 0 [pid 6219] <... write resumed>) = 4 [pid 6218] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6217] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6219] close(3 [pid 6218] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6218] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6217] <... mmap resumed>) = 0x7fb84f206000 [pid 6218] <... mmap resumed>) = 0x7fb84f206000 [pid 6217] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6220] <... openat resumed>) = 3 [pid 6220] write(3, "1000", 4 [pid 6218] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6217] <... mprotect resumed>) = 0 [pid 6220] <... write resumed>) = 4 [pid 6219] <... close resumed>) = 0 [pid 6218] <... mprotect resumed>) = 0 [pid 6220] close(3 [pid 6219] symlink("/dev/binderfs", "./binderfs" [pid 6217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6220] <... close resumed>) = 0 [pid 6219] <... symlink resumed>) = 0 [pid 6218] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6220] symlink("/dev/binderfs", "./binderfs" [pid 6219] write(1, "executing program\n", 18 [pid 6218] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}executing program ./strace-static-x86_64: Process 6221 attached [pid 6220] <... symlink resumed>) = 0 [pid 6219] <... write resumed>) = 18 executing program [pid 6218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6222 attached [pid 6221] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6220] write(1, "executing program\n", 18 [pid 6219] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] <... clone3 resumed> => {parent_tid=[6221]}, 88) = 6221 [pid 6222] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6221] <... rseq resumed>) = 0 [pid 6220] <... write resumed>) = 18 [pid 6219] <... futex resumed>) = 0 [pid 6218] <... clone3 resumed> => {parent_tid=[6222]}, 88) = 6222 [pid 6217] rt_sigprocmask(SIG_SETMASK, [], [pid 6222] <... rseq resumed>) = 0 [pid 6221] set_robust_list(0x7fb84f2269a0, 24 [pid 6220] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6218] rt_sigprocmask(SIG_SETMASK, [], [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6222] set_robust_list(0x7fb84f2269a0, 24 [pid 6221] <... set_robust_list resumed>) = 0 [pid 6220] <... futex resumed>) = 0 [pid 6219] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... set_robust_list resumed>) = 0 [pid 6221] rt_sigprocmask(SIG_SETMASK, [], [pid 6220] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6218] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] <... futex resumed>) = 0 [pid 6222] rt_sigprocmask(SIG_SETMASK, [], [pid 6221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6220] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] <... futex resumed>) = 0 [pid 6217] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6221] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6220] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6218] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... mmap resumed>) = 0x7fb84f206000 [pid 6222] <... openat resumed>) = 3 [pid 6221] <... openat resumed>) = 3 [pid 6220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6219] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6211] +++ exited with 0 +++ [pid 6210] +++ exited with 0 +++ [pid 6222] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] <... mmap resumed>) = 0x7fb84f206000 [pid 6220] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6210, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6222] <... futex resumed>) = 1 [pid 6221] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6219] <... mprotect resumed>) = 0 [pid 6218] <... futex resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6222] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6221] <... futex resumed>) = 1 [pid 6220] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6218] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] <... futex resumed>) = 0 [pid 6222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6221] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6218] <... futex resumed>) = 0 [pid 6217] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] dup(3 [pid 6221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6218] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6217] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6224 attached ./strace-static-x86_64: Process 6223 attached [pid 6222] <... dup resumed>) = 4 [pid 6221] dup(3 [pid 6220] <... clone3 resumed> => {parent_tid=[6223]}, 88) = 6223 [pid 6217] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6223] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6222] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... dup resumed>) = 4 [pid 6220] rt_sigprocmask(SIG_SETMASK, [], [pid 6219] <... clone3 resumed> => {parent_tid=[6224]}, 88) = 6224 [pid 6224] <... rseq resumed>) = 0 [pid 6223] <... rseq resumed>) = 0 [pid 6222] <... futex resumed>) = 1 [pid 6221] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] rt_sigprocmask(SIG_SETMASK, [], [pid 6218] <... futex resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6224] set_robust_list(0x7fb84f2269a0, 24 [pid 6223] set_robust_list(0x7fb84f2269a0, 24 [pid 6222] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6221] <... futex resumed>) = 1 [pid 6220] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] <... futex resumed>) = 0 [pid 6224] <... set_robust_list resumed>) = 0 [pid 6223] <... set_robust_list resumed>) = 0 [pid 6222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6221] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] <... futex resumed>) = 0 [pid 6219] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... futex resumed>) = 0 [pid 6217] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] rt_sigprocmask(SIG_SETMASK, [], [pid 6223] rt_sigprocmask(SIG_SETMASK, [], [pid 6222] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6220] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] <... futex resumed>) = 0 [pid 5838] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6224] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6218] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6217] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6224] <... openat resumed>) = 3 [pid 6223] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6221] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6219] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6224] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... openat resumed>) = 3 [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] <... openat resumed>) = 3 [pid 6224] <... futex resumed>) = 0 [pid 6219] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] newfstatat(3, "", [pid 6224] dup(3 [pid 6219] <... futex resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6224] <... dup resumed>) = 4 [pid 6223] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] getdents64(3, [pid 6224] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6224] <... futex resumed>) = 0 [pid 6223] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6224] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6220] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./24/binderfs" [pid 6223] dup(3 [pid 6220] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... unlink resumed>) = 0 [pid 5838] getdents64(3, [pid 6223] <... dup resumed>) = 4 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6223] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6220] <... futex resumed>) = 0 [pid 6220] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6220] <... futex resumed>) = 0 [pid 6220] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] close(3) = 0 [pid 5838] rmdir("./24") = 0 [pid 5838] mkdir("./25", 0777) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6225 attached , child_tidptr=0x555566ac7690) = 6225 [pid 6225] set_robust_list(0x555566ac76a0, 24 [pid 6218] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6218] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6218] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6218] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6218] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6225] <... set_robust_list resumed>) = 0 [pid 6218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6225] chdir("./25" [pid 6217] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6217] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6218] <... clone3 resumed> => {parent_tid=[6226]}, 88) = 6226 [pid 6217] <... mprotect resumed>) = 0 [pid 6225] <... chdir resumed>) = 0 [pid 6218] rt_sigprocmask(SIG_SETMASK, [], [pid 6217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6226 attached [pid 6225] <... prctl resumed>) = 0 [pid 6218] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6226] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6226] <... rseq resumed>) = 0 [pid 6219] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] set_robust_list(0x7fb84f2059a0, 24 [pid 6219] <... futex resumed>) = 0 [pid 6226] <... set_robust_list resumed>) = 0 [pid 6225] setpgid(0, 0 [pid 6218] <... futex resumed>) = 0 [pid 6217] <... clone3 resumed> => {parent_tid=[6227]}, 88) = 6227 ./strace-static-x86_64: Process 6227 attached [pid 6226] rt_sigprocmask(SIG_SETMASK, [], [pid 6225] <... setpgid resumed>) = 0 [pid 6219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6218] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6217] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6217] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6226] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6217] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] <... openat resumed>) = 3 [pid 6225] write(3, "1000", 4) = 4 executing program [pid 6225] close(3) = 0 [pid 6225] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6225] write(1, "executing program\n", 18) = 18 [pid 6225] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6225] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6226] <... madvise resumed>) = 0 [pid 6227] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6225] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6220] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6227] <... rseq resumed>) = 0 [pid 6226] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6220] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6227] set_robust_list(0x7fb84f2059a0, 24 [pid 6219] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6227] <... set_robust_list resumed>) = 0 [pid 6227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6227] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6227] <... madvise resumed>) = 0 [pid 6225] <... mmap resumed>) = 0x7fb84f206000 [pid 6220] <... futex resumed>) = 0 [pid 6220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6226] <... futex resumed>) = 1 [pid 6220] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6226] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] <... mprotect resumed>) = 0 [pid 6220] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6218] <... futex resumed>) = 0 [pid 6225] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6228 attached ) = 0 [pid 6220] <... clone3 resumed> => {parent_tid=[6228]}, 88) = 6228 [pid 6220] rt_sigprocmask(SIG_SETMASK, [], [pid 6225] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6228] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6225] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6220] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6228] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6228] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6220] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6227] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6225] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6219] <... mprotect resumed>) = 0 [pid 6219] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 6229 attached [pid 6227] <... futex resumed>) = 1 [pid 6219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6217] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6230 attached [pid 6228] <... madvise resumed>) = 0 [pid 6225] <... clone3 resumed> => {parent_tid=[6229]}, 88) = 6229 [pid 6219] <... clone3 resumed> => {parent_tid=[6230]}, 88) = 6230 [pid 6229] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6227] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6229] <... rseq resumed>) = 0 [pid 6229] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6229] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6229] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6230] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6219] rt_sigprocmask(SIG_SETMASK, [], [pid 6230] <... rseq resumed>) = 0 [pid 6219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6230] set_robust_list(0x7fb84f2059a0, 24 [pid 6219] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] <... set_robust_list resumed>) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6225] rt_sigprocmask(SIG_SETMASK, [], [pid 6230] rt_sigprocmask(SIG_SETMASK, [], [pid 6219] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6230] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6228] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6225] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = 0 [pid 6228] <... futex resumed>) = 1 [pid 6225] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 6229] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6229] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6229] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6225] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6225] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = 0 [pid 6225] <... futex resumed>) = 1 [pid 6229] dup(3) = 4 [pid 6229] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6228] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6225] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6225] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = 0 [pid 6225] <... futex resumed>) = 1 [pid 6229] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6225] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... mmap resumed>) = 0x20000000 [pid 6223] <... mmap resumed>) = 0x20000000 [pid 6222] <... mmap resumed>) = 0x20000000 [pid 6221] <... mmap resumed>) = 0x20000000 [pid 6221] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... futex resumed>) = 0 [pid 6224] <... futex resumed>) = 0 [pid 6223] <... futex resumed>) = 0 [pid 6230] <... madvise resumed>) = 0 [pid 6224] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6222] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] exit_group(0 [pid 6228] <... futex resumed>) = ? [pid 6223] <... futex resumed>) = ? [pid 6222] <... futex resumed>) = 0 [pid 6220] <... exit_group resumed>) = ? [pid 6218] exit_group(0 [pid 6217] exit_group(0 [pid 6228] +++ exited with 0 +++ [pid 6227] <... futex resumed>) = ? [pid 6226] <... futex resumed>) = ? [pid 6223] +++ exited with 0 +++ [pid 6221] <... futex resumed>) = ? [pid 6218] <... exit_group resumed>) = ? [pid 6217] <... exit_group resumed>) = ? [pid 6222] +++ exited with 0 +++ [pid 6221] +++ exited with 0 +++ [pid 6230] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6219] <... futex resumed>) = 0 [pid 6230] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6227] +++ exited with 0 +++ [pid 6226] +++ exited with 0 +++ [pid 6219] exit_group(0 [pid 6218] +++ exited with 0 +++ [pid 6217] +++ exited with 0 +++ [pid 6230] <... futex resumed>) = ? [pid 6224] <... futex resumed>) = ? [pid 6220] +++ exited with 0 +++ [pid 6219] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6217, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6218, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6230] +++ exited with 0 +++ [pid 6224] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6220, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6219] +++ exited with 0 +++ [pid 5844] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... openat resumed>) = 3 [pid 5839] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5841] newfstatat(3, "", [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6219, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] newfstatat(3, "", [pid 6229] <... mmap resumed>) = 0x20000000 [pid 5844] newfstatat(3, "", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5839] getdents64(3, [pid 6229] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6229] <... futex resumed>) = 1 [pid 6225] <... futex resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6229] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6225] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6225] <... futex resumed>) = 0 [pid 5844] getdents64(3, [pid 5841] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6229] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6225] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5844] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] unlink("./26/binderfs" [pid 5839] unlink("./26/binderfs" [pid 5844] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5839] getdents64(3, [pid 6229] <... madvise resumed>) = 0 [pid 5844] unlink("./25/binderfs" [pid 5841] getdents64(3, [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] close(3 [pid 6229] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6225] <... futex resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6229] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6225] exit_group(0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] rmdir("./26" [pid 6229] <... futex resumed>) = ? [pid 6225] <... exit_group resumed>) = ? [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6229] +++ exited with 0 +++ [pid 5844] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5841] close(3 [pid 5840] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... rmdir resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5839] mkdir("./27", 0777 [pid 5844] close(3) = 0 [pid 5841] rmdir("./26" [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] rmdir("./25" [pid 5841] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5844] <... rmdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5844] mkdir("./26", 0777 [pid 5841] mkdir("./27", 0777 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6231 attached [pid 5840] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6231] set_robust_list(0x555566ac76a0, 24 [pid 5840] unlink("./26/binderfs"./strace-static-x86_64: Process 6232 attached [pid 6231] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6233 attached [pid 6232] set_robust_list(0x555566ac76a0, 24 [pid 6231] chdir("./27" [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6231 [pid 6232] <... set_robust_list resumed>) = 0 [pid 6231] <... chdir resumed>) = 0 [pid 6233] set_robust_list(0x555566ac76a0, 24 [pid 6232] chdir("./26" [pid 6231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6232 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6233 [pid 5840] getdents64(3, [pid 6233] <... set_robust_list resumed>) = 0 [pid 6232] <... chdir resumed>) = 0 [pid 6231] <... prctl resumed>) = 0 [pid 6225] +++ exited with 0 +++ [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6231] setpgid(0, 0 [pid 5840] close(3 [pid 6232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6231] <... setpgid resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5840] rmdir("./26" [pid 6233] chdir("./27" [pid 6232] <... prctl resumed>) = 0 [pid 6231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... rmdir resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6225, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5840] mkdir("./27", 0777 [pid 6233] <... chdir resumed>) = 0 [pid 6232] setpgid(0, 0 [pid 6231] <... openat resumed>) = 3 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6232] <... setpgid resumed>) = 0 [pid 6231] write(3, "1000", 4 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6233] <... prctl resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6233] setpgid(0, 0 [pid 6231] <... write resumed>) = 4 [pid 6232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6231] close(3 [pid 6233] <... setpgid resumed>) = 0 [pid 6232] <... openat resumed>) = 3 [pid 6231] <... close resumed>) = 0 ./strace-static-x86_64: Process 6234 attached [pid 6234] set_robust_list(0x555566ac76a0, 24 [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6231] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6234 [pid 6234] <... set_robust_list resumed>) = 0 [pid 6232] write(3, "1000", 4 [pid 5838] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6234] chdir("./27" [pid 6231] <... symlink resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6234] <... chdir resumed>) = 0 [pid 6233] <... openat resumed>) = 3 [pid 6232] <... write resumed>) = 4 [pid 6231] write(1, "executing program\n", 18 [pid 5838] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6233] write(3, "1000", 4 [pid 6232] close(3 [pid 6234] <... prctl resumed>) = 0 [pid 6232] <... close resumed>) = 0 [pid 6231] <... write resumed>) = 18 [pid 5838] <... openat resumed>) = 3 [pid 6234] setpgid(0, 0 [pid 6233] <... write resumed>) = 4 [pid 6232] symlink("/dev/binderfs", "./binderfs" [pid 6234] <... setpgid resumed>) = 0 [pid 6233] close(3 [pid 6232] <... symlink resumed>) = 0 [pid 6231] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] newfstatat(3, "", [pid 6233] <... close resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6231] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6232] write(1, "executing program\n", 18executing program [pid 6231] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6233] symlink("/dev/binderfs", "./binderfs" [pid 6232] <... write resumed>) = 18 [pid 6231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] getdents64(3, [pid 6232] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] <... symlink resumed>) = 0 executing program [pid 6234] <... openat resumed>) = 3 [pid 6232] <... futex resumed>) = 0 [pid 6231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6233] write(1, "executing program\n", 18 [pid 6234] write(3, "1000", 4 [pid 6232] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6233] <... write resumed>) = 18 [pid 6231] <... mmap resumed>) = 0x7fb84f206000 [pid 6234] <... write resumed>) = 4 [pid 6232] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6234] close(3 [pid 6233] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6231] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6234] <... close resumed>) = 0 [pid 6233] <... futex resumed>) = 0 [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6231] <... mprotect resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./25/binderfs", [pid 6234] symlink("/dev/binderfs", "./binderfs" [pid 6233] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6234] <... symlink resumed>) = 0 [pid 6233] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6231] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6234] write(1, "executing program\n", 18 [pid 6233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6234] <... write resumed>) = 18 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6232] <... mmap resumed>) = 0x7fb84f206000 [pid 6231] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] unlink("./25/binderfs" [pid 6234] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6232] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6235 attached [pid 6234] <... futex resumed>) = 0 [pid 6233] <... mmap resumed>) = 0x7fb84f206000 [pid 6232] <... mprotect resumed>) = 0 [pid 5838] getdents64(3, [pid 6235] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6234] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6233] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6232] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6231] <... clone3 resumed> => {parent_tid=[6235]}, 88) = 6235 [pid 6235] <... rseq resumed>) = 0 [pid 6234] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6233] <... mprotect resumed>) = 0 [pid 6232] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6231] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6235] set_robust_list(0x7fb84f2269a0, 24 [pid 6234] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6235] <... set_robust_list resumed>) = 0 [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6231] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] rt_sigprocmask(SIG_SETMASK, [], [pid 6231] <... futex resumed>) = 0 [pid 6235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6235] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6231] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6237 attached ./strace-static-x86_64: Process 6236 attached [pid 6235] <... openat resumed>) = 3 [pid 6234] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] close(3 [pid 6237] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6236] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6232] <... clone3 resumed> => {parent_tid=[6237]}, 88) = 6237 [pid 5838] <... close resumed>) = 0 [pid 6237] <... rseq resumed>) = 0 [pid 6236] <... rseq resumed>) = 0 [pid 6235] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6233] <... clone3 resumed> => {parent_tid=[6236]}, 88) = 6236 [pid 6232] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] rmdir("./25" [pid 6237] set_robust_list(0x7fb84f2269a0, 24 [pid 6236] set_robust_list(0x7fb84f2269a0, 24 [pid 6235] <... futex resumed>) = 1 [pid 6234] <... mprotect resumed>) = 0 [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6231] <... futex resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6237] <... set_robust_list resumed>) = 0 [pid 6236] <... set_robust_list resumed>) = 0 [pid 6235] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6232] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] mkdir("./26", 0777 [pid 6237] rt_sigprocmask(SIG_SETMASK, [], [pid 6236] rt_sigprocmask(SIG_SETMASK, [], [pid 6235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6234] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6233] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] <... futex resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6235] dup(3 [pid 6234] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6233] <... futex resumed>) = 0 [pid 6232] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6231] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6238 attached [pid 6237] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6236] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6235] <... dup resumed>) = 4 [pid 6234] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6233] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] set_robust_list(0x555566ac76a0, 24 [pid 6237] <... openat resumed>) = 3 [pid 6236] <... openat resumed>) = 3 [pid 6235] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6239 attached [pid 6238] <... set_robust_list resumed>) = 0 [pid 6237] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] <... futex resumed>) = 1 [pid 6231] <... futex resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6238 [pid 6239] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6237] <... futex resumed>) = 1 [pid 6236] <... futex resumed>) = 1 [pid 6235] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] <... futex resumed>) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6239] <... rseq resumed>) = 0 [pid 6238] chdir("./26" [pid 6237] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6236] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6233] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] <... clone3 resumed> => {parent_tid=[6239]}, 88) = 6239 [pid 6232] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] set_robust_list(0x7fb84f2269a0, 24 [pid 6238] <... chdir resumed>) = 0 [pid 6237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6235] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6234] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] <... futex resumed>) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6239] <... set_robust_list resumed>) = 0 [pid 6238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6237] dup(3 [pid 6236] dup(3 [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6231] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] rt_sigprocmask(SIG_SETMASK, [], [pid 6237] <... dup resumed>) = 4 [pid 6236] <... dup resumed>) = 4 [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] <... futex resumed>) = 1 [pid 6236] <... futex resumed>) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6237] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6236] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6232] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6232] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... prctl resumed>) = 0 [pid 6233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6234] <... futex resumed>) = 1 [pid 6238] setpgid(0, 0 [pid 6234] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] <... setpgid resumed>) = 0 [pid 6233] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... futex resumed>) = 0 [pid 6239] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6233] <... futex resumed>) = 1 [pid 6236] <... futex resumed>) = 0 [pid 6233] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6238] <... openat resumed>) = 3 [pid 6238] write(3, "1000", 4) = 4 [pid 6238] close(3executing program [pid 6239] <... openat resumed>) = 3 [pid 6238] <... close resumed>) = 0 [pid 6238] symlink("/dev/binderfs", "./binderfs" [pid 6239] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... symlink resumed>) = 0 [pid 6239] <... futex resumed>) = 1 [pid 6234] <... futex resumed>) = 0 [pid 6239] dup(3 [pid 6238] write(1, "executing program\n", 18 [pid 6234] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... write resumed>) = 18 [pid 6234] <... futex resumed>) = 0 [pid 6239] <... dup resumed>) = 4 [pid 6238] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] <... futex resumed>) = 0 [pid 6238] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6239] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6238] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6239] <... futex resumed>) = 1 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] <... futex resumed>) = 0 [pid 6239] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6234] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... futex resumed>) = 0 [pid 6238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6234] <... futex resumed>) = 1 [pid 6239] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6238] <... mmap resumed>) = 0x7fb84f206000 [pid 6238] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6234] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] <... mprotect resumed>) = 0 [pid 6238] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6238] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6240 attached [pid 6240] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6238] <... clone3 resumed> => {parent_tid=[6240]}, 88) = 6240 [pid 6240] <... rseq resumed>) = 0 [pid 6238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6240] set_robust_list(0x7fb84f2269a0, 24 [pid 6238] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... set_robust_list resumed>) = 0 [pid 6238] <... futex resumed>) = 0 [pid 6240] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6240] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6240] <... futex resumed>) = 1 [pid 6238] <... futex resumed>) = 0 [pid 6231] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6238] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] <... futex resumed>) = 0 [pid 6240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6238] <... futex resumed>) = 0 [pid 6231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6240] dup(3 [pid 6238] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6232] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6231] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6233] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6233] <... futex resumed>) = 0 [pid 6232] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] <... mprotect resumed>) = 0 [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6231] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6233] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6231] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6240] <... dup resumed>) = 4 [pid 6233] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6240] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... mprotect resumed>) = 0 [pid 6232] <... futex resumed>) = 0 [pid 6232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6241 attached ) = 0x7fb84f1e5000 [pid 6240] <... futex resumed>) = 1 [pid 6238] <... futex resumed>) = 0 [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6240] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6231] <... clone3 resumed> => {parent_tid=[6241]}, 88) = 6241 [pid 6241] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6238] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6241] <... rseq resumed>) = 0 [pid 6240] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6238] <... futex resumed>) = 0 [pid 6233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6231] rt_sigprocmask(SIG_SETMASK, [], [pid 6241] set_robust_list(0x7fb84f2059a0, 24 [pid 6238] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6242 attached [pid 6232] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6232] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6241] <... set_robust_list resumed>) = 0 [pid 6233] <... clone3 resumed> => {parent_tid=[6242]}, 88) = 6242 [pid 6231] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6243 attached ) = 0 [pid 6241] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 6231] <... futex resumed>) = 0 [pid 6242] set_robust_list(0x7fb84f2059a0, 24 [pid 6241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6232] <... clone3 resumed> => {parent_tid=[6243]}, 88) = 6243 [pid 6243] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6242] <... set_robust_list resumed>) = 0 [pid 6241] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6233] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] rt_sigprocmask(SIG_SETMASK, [], [pid 6231] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6243] <... rseq resumed>) = 0 [pid 6242] rt_sigprocmask(SIG_SETMASK, [], [pid 6241] <... madvise resumed>) = 0 [pid 6234] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6233] <... futex resumed>) = 0 [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6241] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6241] <... futex resumed>) = 1 [pid 6234] <... futex resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6241] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6243] set_robust_list(0x7fb84f2059a0, 24 [pid 6234] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6232] <... futex resumed>) = 0 [pid 6234] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6243] <... set_robust_list resumed>) = 0 [pid 6232] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] <... mprotect resumed>) = 0 [pid 6243] rt_sigprocmask(SIG_SETMASK, [], [pid 6234] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6243] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6234] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6244 attached [pid 6243] <... madvise resumed>) = 0 [pid 6242] <... madvise resumed>) = 0 [pid 6244] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6234] <... clone3 resumed> => {parent_tid=[6244]}, 88) = 6244 [pid 6244] <... rseq resumed>) = 0 [pid 6242] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] rt_sigprocmask(SIG_SETMASK, [], [pid 6244] set_robust_list(0x7fb84f2059a0, 24 [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6244] <... set_robust_list resumed>) = 0 [pid 6243] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] rt_sigprocmask(SIG_SETMASK, [], [pid 6242] <... futex resumed>) = 1 [pid 6234] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = 0 [pid 6244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6243] <... futex resumed>) = 1 [pid 6232] <... futex resumed>) = 0 [pid 6243] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6244] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6242] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6234] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6244] <... madvise resumed>) = 0 [pid 6238] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6244] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6234] <... futex resumed>) = 0 [pid 6238] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6244] <... futex resumed>) = 1 [pid 6238] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6244] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6238] <... mprotect resumed>) = 0 [pid 6238] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6238] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6245 attached [pid 6245] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6238] <... clone3 resumed> => {parent_tid=[6245]}, 88) = 6245 [pid 6245] <... rseq resumed>) = 0 [pid 6238] rt_sigprocmask(SIG_SETMASK, [], [pid 6245] set_robust_list(0x7fb84f2059a0, 24 [pid 6240] <... mmap resumed>) = 0x20000000 [pid 6239] <... mmap resumed>) = 0x20000000 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] <... mmap resumed>) = 0x20000000 [pid 6236] <... mmap resumed>) = 0x20000000 [pid 6235] <... mmap resumed>) = 0x20000000 [pid 6245] <... set_robust_list resumed>) = 0 [pid 6237] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] rt_sigprocmask(SIG_SETMASK, [], [pid 6240] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] <... futex resumed>) = 0 [pid 6238] <... futex resumed>) = 0 [pid 6245] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6240] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6238] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] exit_group(0 [pid 6232] exit_group(0 [pid 6231] exit_group(0 [pid 6243] <... futex resumed>) = ? [pid 6242] <... futex resumed>) = ? [pid 6234] exit_group(0 [pid 6241] <... futex resumed>) = ? [pid 6235] <... futex resumed>) = ? [pid 6233] <... exit_group resumed>) = ? [pid 6232] <... exit_group resumed>) = ? [pid 6231] <... exit_group resumed>) = ? [pid 6243] +++ exited with 0 +++ [pid 6242] +++ exited with 0 +++ [pid 6241] +++ exited with 0 +++ [pid 6235] +++ exited with 0 +++ [pid 6234] <... exit_group resumed>) = ? [pid 6244] <... futex resumed>) = ? [pid 6237] <... futex resumed>) = ? [pid 6237] +++ exited with 0 +++ [pid 6232] +++ exited with 0 +++ [pid 6239] <... futex resumed>) = ? [pid 6239] +++ exited with 0 +++ [pid 6236] <... futex resumed>) = ? [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6232, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5844] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./26/binderfs") = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 6236] +++ exited with 0 +++ [pid 6233] +++ exited with 0 +++ [pid 5844] <... close resumed>) = 0 [pid 6244] +++ exited with 0 +++ [pid 6234] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6233, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6234, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5844] rmdir("./26" [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6245] <... madvise resumed>) = 0 [pid 6245] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6238] <... futex resumed>) = 0 [pid 6245] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6238] exit_group(0 [pid 6231] +++ exited with 0 +++ [pid 5844] <... rmdir resumed>) = 0 [pid 6245] <... futex resumed>) = ? [pid 6240] <... futex resumed>) = ? [pid 6238] <... exit_group resumed>) = ? [pid 6245] +++ exited with 0 +++ [pid 6240] +++ exited with 0 +++ [pid 5844] mkdir("./27", 0777 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6231, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5844] <... mkdir resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6246 attached [pid 5841] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(3, "", [pid 5840] newfstatat(3, "", [pid 5839] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6246 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5839] newfstatat(3, "", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5839] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6246] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6246] <... set_robust_list resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./27/binderfs", [pid 6246] chdir("./27" [pid 5840] unlink("./27/binderfs" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6246] <... chdir resumed>) = 0 [pid 5841] unlink("./27/binderfs" [pid 5840] <... unlink resumed>) = 0 [pid 5839] unlink("./27/binderfs" [pid 6246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... unlink resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] <... unlink resumed>) = 0 [pid 6246] <... prctl resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] getdents64(3, [pid 6246] setpgid(0, 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6246] <... setpgid resumed>) = 0 [pid 5841] close(3 [pid 5840] <... close resumed>) = 0 [pid 5839] close(3 [pid 6246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... close resumed>) = 0 [pid 5840] rmdir("./27" [pid 5839] <... close resumed>) = 0 [pid 6246] <... openat resumed>) = 3 [pid 5841] rmdir("./27" [pid 5840] <... rmdir resumed>) = 0 [pid 5839] rmdir("./27" [pid 6246] write(3, "1000", 4 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] mkdir("./28", 0777 [pid 5839] <... rmdir resumed>) = 0 [pid 6246] <... write resumed>) = 4 [pid 5839] mkdir("./28", 0777 [pid 6246] close(3 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6246] <... close resumed>) = 0 [pid 5841] mkdir("./28", 0777 [pid 6246] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 6246] write(1, "executing program\n", 18 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6246] <... write resumed>) = 18 ./strace-static-x86_64: Process 6247 attached [pid 6246] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6246] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6247] set_robust_list(0x555566ac76a0, 24 [pid 6246] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6247] <... set_robust_list resumed>) = 0 [pid 6246] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6249 attached [pid 6247] chdir("./28" [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6247] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 6248 attached [pid 6249] set_robust_list(0x555566ac76a0, 24 [pid 6247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6246] <... mmap resumed>) = 0x7fb84f206000 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6249 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6247 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6248 [pid 6248] set_robust_list(0x555566ac76a0, 24 [pid 6247] <... prctl resumed>) = 0 [pid 6246] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6248] <... set_robust_list resumed>) = 0 [pid 6247] setpgid(0, 0 [pid 6249] <... set_robust_list resumed>) = 0 [pid 6248] chdir("./28" [pid 6247] <... setpgid resumed>) = 0 [pid 6246] <... mprotect resumed>) = 0 [pid 6249] chdir("./28" [pid 6248] <... chdir resumed>) = 0 [pid 6246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6249] <... chdir resumed>) = 0 [pid 6248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6249] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6250 attached [pid 6248] <... prctl resumed>) = 0 [pid 6250] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6249] setpgid(0, 0 [pid 6248] setpgid(0, 0 [pid 6246] <... clone3 resumed> => {parent_tid=[6250]}, 88) = 6250 [pid 6250] <... rseq resumed>) = 0 [pid 6249] <... setpgid resumed>) = 0 [pid 6248] <... setpgid resumed>) = 0 [pid 6247] <... openat resumed>) = 3 [pid 6250] set_robust_list(0x7fb84f2269a0, 24 [pid 6246] rt_sigprocmask(SIG_SETMASK, [], [pid 6250] <... set_robust_list resumed>) = 0 [pid 6249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6247] write(3, "1000", 4 [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6250] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] <... write resumed>) = 4 [pid 6246] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] close(3 [pid 6246] <... futex resumed>) = 0 [pid 6250] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6249] <... openat resumed>) = 3 [pid 6248] <... openat resumed>) = 3 [pid 6247] <... close resumed>) = 0 [pid 6246] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] write(3, "1000", 4 [pid 6247] symlink("/dev/binderfs", "./binderfs" [pid 6249] write(3, "1000", 4 [pid 6248] <... write resumed>) = 4 [pid 6248] close(3) = 0 [pid 6248] symlink("/dev/binderfs", "./binderfs" [pid 6249] <... write resumed>) = 4 [pid 6248] <... symlink resumed>) = 0 [pid 6247] <... symlink resumed>) = 0 [pid 6249] close(3) = 0 [pid 6248] write(1, "executing program\n", 18executing program executing program [pid 6247] write(1, "executing program\n", 18 [pid 6249] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6248] <... write resumed>) = 18 [pid 6247] <... write resumed>) = 18 [pid 6248] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6247] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] write(1, "executing program\n", 18 [pid 6248] <... futex resumed>) = 0 [pid 6247] <... futex resumed>) = 0 [pid 6249] <... write resumed>) = 18 [pid 6248] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6247] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6249] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6247] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6249] <... futex resumed>) = 0 [pid 6248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6249] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6249] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6249] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6248] <... mmap resumed>) = 0x7fb84f206000 [pid 6247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6248] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6247] <... mmap resumed>) = 0x7fb84f206000 [pid 6249] <... mmap resumed>) = 0x7fb84f206000 [pid 6247] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6249] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6247] <... mprotect resumed>) = 0 [pid 6248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6251 attached [pid 6249] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6248] <... clone3 resumed> => {parent_tid=[6251]}, 88) = 6251 [pid 6251] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6248] rt_sigprocmask(SIG_SETMASK, [], [pid 6251] <... rseq resumed>) = 0 [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6251] set_robust_list(0x7fb84f2269a0, 24 [pid 6248] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... set_robust_list resumed>) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6251] rt_sigprocmask(SIG_SETMASK, [], [pid 6249] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6253 attached ./strace-static-x86_64: Process 6252 attached [pid 6251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6248] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6252] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6251] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6249] <... clone3 resumed> => {parent_tid=[6252]}, 88) = 6252 [pid 6247] <... clone3 resumed> => {parent_tid=[6253]}, 88) = 6253 [pid 6253] <... rseq resumed>) = 0 [pid 6252] <... rseq resumed>) = 0 [pid 6251] <... openat resumed>) = 3 [pid 6250] <... openat resumed>) = 3 [pid 6249] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] +++ exited with 0 +++ [pid 6247] rt_sigprocmask(SIG_SETMASK, [], [pid 6253] set_robust_list(0x7fb84f2269a0, 24 [pid 6252] set_robust_list(0x7fb84f2269a0, 24 [pid 6249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6253] <... set_robust_list resumed>) = 0 [pid 6252] <... set_robust_list resumed>) = 0 [pid 6250] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6251] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6238, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6252] rt_sigprocmask(SIG_SETMASK, [], [pid 6251] <... futex resumed>) = 1 [pid 6250] <... futex resumed>) = 1 [pid 6249] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6247] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] <... futex resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6251] dup(3 [pid 6250] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6249] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... futex resumed>) = 0 [pid 6246] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6253] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6252] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6251] <... dup resumed>) = 4 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6248] <... futex resumed>) = 0 [pid 6247] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... futex resumed>) = 0 [pid 6253] <... openat resumed>) = 3 [pid 6252] <... openat resumed>) = 3 [pid 6251] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] dup(3 [pid 6248] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6253] <... futex resumed>) = 1 [pid 6251] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] <... futex resumed>) = 0 [pid 6253] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6248] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... futex resumed>) = 0 [pid 6253] dup(3 [pid 6247] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6253] <... dup resumed>) = 4 [pid 6251] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = 1 [pid 5838] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6253] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6248] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] <... futex resumed>) = 1 [pid 6252] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... dup resumed>) = 4 [pid 6247] <... futex resumed>) = 0 [pid 6253] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6252] <... futex resumed>) = 1 [pid 6250] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... futex resumed>) = 0 [pid 6247] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... openat resumed>) = 3 [pid 6253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6252] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6250] <... futex resumed>) = 1 [pid 6249] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... futex resumed>) = 0 [pid 6246] <... futex resumed>) = 0 [pid 6253] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6250] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6249] <... futex resumed>) = 0 [pid 6247] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] newfstatat(3, "", [pid 6252] dup(3 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6249] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... futex resumed>) = 0 [pid 6252] <... dup resumed>) = 4 [pid 6250] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6246] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6252] <... futex resumed>) = 1 [pid 6252] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] getdents64(3, [pid 6249] <... futex resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6249] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6252] <... futex resumed>) = 0 [pid 6249] <... futex resumed>) = 1 [pid 6252] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6249] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./26/binderfs") = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./26") = 0 [pid 5838] mkdir("./27", 0777) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6254 attached [pid 6254] set_robust_list(0x555566ac76a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6254 [pid 6254] <... set_robust_list resumed>) = 0 [pid 6254] chdir("./27" [pid 6248] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6247] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6254] <... chdir resumed>) = 0 [pid 6247] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6248] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... prctl resumed>) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6247] <... futex resumed>) = 0 [pid 6254] setpgid(0, 0 [pid 6248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6246] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6246] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6254] <... setpgid resumed>) = 0 [pid 6248] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6246] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6249] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6247] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6248] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6249] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6248] <... mprotect resumed>) = 0 [pid 6254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6247] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6249] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6247] <... mprotect resumed>) = 0 [pid 6248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6249] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6247] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6255 attached [pid 6249] <... mprotect resumed>) = 0 [pid 6246] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6249] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6246] <... mprotect resumed>) = 0 [pid 6249] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6254] <... openat resumed>) = 3 [pid 6249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6255] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6254] write(3, "1000", 4 [pid 6247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6258 attached ./strace-static-x86_64: Process 6257 attached ./strace-static-x86_64: Process 6256 attached [pid 6255] <... rseq resumed>) = 0 [pid 6254] <... write resumed>) = 4 [pid 6249] <... clone3 resumed> => {parent_tid=[6256]}, 88) = 6256 [pid 6248] <... clone3 resumed> => {parent_tid=[6255]}, 88) = 6255 [pid 6257] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6249] rt_sigprocmask(SIG_SETMASK, [], [pid 6246] <... clone3 resumed> => {parent_tid=[6258]}, 88) = 6258 [pid 6258] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6257] <... rseq resumed>) = 0 [pid 6249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6246] rt_sigprocmask(SIG_SETMASK, [], [pid 6258] <... rseq resumed>) = 0 [pid 6257] set_robust_list(0x7fb84f2059a0, 24 [pid 6256] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6255] set_robust_list(0x7fb84f2059a0, 24 [pid 6254] close(3 [pid 6248] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] <... clone3 resumed> => {parent_tid=[6257]}, 88) = 6257 [pid 6256] <... rseq resumed>) = 0 [pid 6255] <... set_robust_list resumed>) = 0 [pid 6254] <... close resumed>) = 0 [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] rt_sigprocmask(SIG_SETMASK, [], [pid 6256] set_robust_list(0x7fb84f2059a0, 24 [pid 6255] rt_sigprocmask(SIG_SETMASK, [], [pid 6254] symlink("/dev/binderfs", "./binderfs" [pid 6248] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6256] <... set_robust_list resumed>) = 0 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6247] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] rt_sigprocmask(SIG_SETMASK, [], [pid 6255] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6248] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6247] <... futex resumed>) = 0 [pid 6256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] set_robust_list(0x7fb84f2059a0, 24 [pid 6257] <... set_robust_list resumed>) = 0 [pid 6256] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6249] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] <... set_robust_list resumed>) = 0 [pid 6257] rt_sigprocmask(SIG_SETMASK, [], [pid 6256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6249] <... futex resumed>) = 0 [pid 6246] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] rt_sigprocmask(SIG_SETMASK, [], [pid 6257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6256] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6255] <... madvise resumed>) = 0 [pid 6254] <... symlink resumed>) = 0 [pid 6249] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... futex resumed>) = 0 executing program [pid 6258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6257] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6255] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] write(1, "executing program\n", 18 [pid 6246] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6255] <... futex resumed>) = 1 [pid 6254] <... write resumed>) = 18 [pid 6248] <... futex resumed>) = 0 [pid 6255] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6254] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6257] <... madvise resumed>) = 0 [pid 6254] <... mmap resumed>) = 0x7fb84f206000 [pid 6254] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6256] <... madvise resumed>) = 0 [pid 6254] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6256] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6254] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6249] <... futex resumed>) = 0 [pid 6256] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6259 attached [pid 6259] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6254] <... clone3 resumed> => {parent_tid=[6259]}, 88) = 6259 [pid 6259] set_robust_list(0x7fb84f2269a0, 24 [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 6259] <... set_robust_list resumed>) = 0 [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6259] rt_sigprocmask(SIG_SETMASK, [], [pid 6254] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] <... futex resumed>) = 0 [pid 6259] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6254] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6259] <... openat resumed>) = 3 [pid 6259] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6254] <... futex resumed>) = 0 [pid 6259] dup(3 [pid 6254] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] <... dup resumed>) = 4 [pid 6254] <... futex resumed>) = 0 [pid 6259] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6259] <... futex resumed>) = 0 [pid 6254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6259] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6254] <... futex resumed>) = 0 [pid 6259] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6254] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6247] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6258] <... madvise resumed>) = 0 [pid 6257] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] <... futex resumed>) = 0 [pid 6258] <... futex resumed>) = 1 [pid 6257] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6246] <... futex resumed>) = 0 [pid 6258] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6259] <... mmap resumed>) = 0x20000000 [pid 6253] <... mmap resumed>) = 0x20000000 [pid 6252] <... mmap resumed>) = 0x20000000 [pid 6250] <... mmap resumed>) = 0x20000000 [pid 6259] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6253] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... mmap resumed>) = 0x20000000 [pid 6250] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] <... futex resumed>) = 0 [pid 6254] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... futex resumed>) = 0 [pid 6252] <... futex resumed>) = 0 [pid 6251] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = 0 [pid 6249] exit_group(0 [pid 6248] exit_group(0 [pid 6247] exit_group(0 [pid 6246] exit_group(0 [pid 6259] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6258] <... futex resumed>) = ? [pid 6257] <... futex resumed>) = ? [pid 6256] <... futex resumed>) = ? [pid 6255] <... futex resumed>) = ? [pid 6254] <... futex resumed>) = 0 [pid 6251] <... futex resumed>) = ? [pid 6249] <... exit_group resumed>) = ? [pid 6248] <... exit_group resumed>) = ? [pid 6247] <... exit_group resumed>) = ? [pid 6246] <... exit_group resumed>) = ? [pid 6258] +++ exited with 0 +++ [pid 6257] +++ exited with 0 +++ [pid 6256] +++ exited with 0 +++ [pid 6255] +++ exited with 0 +++ [pid 6254] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] +++ exited with 0 +++ [pid 6252] +++ exited with 0 +++ [pid 6251] +++ exited with 0 +++ [pid 6250] +++ exited with 0 +++ [pid 6246] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6246, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6259] <... madvise resumed>) = 0 [pid 6259] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] +++ exited with 0 +++ [pid 6248] +++ exited with 0 +++ [pid 6247] +++ exited with 0 +++ [pid 5844] <... restart_syscall resumed>) = 0 [pid 6259] <... futex resumed>) = 1 [pid 6254] <... futex resumed>) = 0 [pid 6259] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6249, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6247, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6248, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6259] <... futex resumed>) = ? [pid 6254] <... exit_group resumed>) = ? [pid 6259] +++ exited with 0 +++ [pid 5844] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(3, "", [pid 5841] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(3, "", [pid 5840] <... openat resumed>) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5839] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] getdents64(3, [pid 5839] <... openat resumed>) = 3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] newfstatat(3, "", [pid 5844] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] unlink("./27/binderfs" [pid 5840] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5839] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... unlink resumed>) = 0 [pid 5841] unlink("./28/binderfs" [pid 5844] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] unlink("./28/binderfs" [pid 5839] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5844] close(3 [pid 5841] getdents64(3, [pid 5844] <... close resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] rmdir("./27" [pid 5841] close(3 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] unlink("./28/binderfs" [pid 5841] rmdir("./28" [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] mkdir("./28", 0777 [pid 5839] <... unlink resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] close(3 [pid 5839] getdents64(3, [pid 5841] mkdir("./29", 0777 [pid 5840] <... close resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] rmdir("./28" [pid 5839] close(3 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... close resumed>) = 0 ./strace-static-x86_64: Process 6260 attached [pid 5841] <... mkdir resumed>) = 0 [pid 5840] mkdir("./29", 0777 [pid 5839] rmdir("./28" [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6260 [pid 6260] set_robust_list(0x555566ac76a0, 24 [pid 6254] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] mkdir("./29", 0777./strace-static-x86_64: Process 6261 attached ./strace-static-x86_64: Process 6262 attached [pid 6260] <... set_robust_list resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6261 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6254, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6261] set_robust_list(0x555566ac76a0, 24 [pid 6262] set_robust_list(0x555566ac76a0, 24 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6260] chdir("./28" [pid 6262] <... set_robust_list resumed>) = 0 [pid 6261] <... set_robust_list resumed>) = 0 [pid 6260] <... chdir resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6262 ./strace-static-x86_64: Process 6263 attached [pid 6262] chdir("./29" [pid 6261] chdir("./29" [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6261] <... chdir resumed>) = 0 [pid 6261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6261] setpgid(0, 0 [pid 6263] set_robust_list(0x555566ac76a0, 24 [pid 6261] <... setpgid resumed>) = 0 [pid 6263] <... set_robust_list resumed>) = 0 [pid 6262] <... chdir resumed>) = 0 [pid 6260] <... prctl resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6263 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6263] chdir("./29" [pid 6262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6263] <... chdir resumed>) = 0 [pid 6262] <... prctl resumed>) = 0 [pid 6260] setpgid(0, 0 [pid 5838] <... openat resumed>) = 3 [pid 6262] setpgid(0, 0 [pid 5838] newfstatat(3, "", [pid 6263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6262] <... setpgid resumed>) = 0 [pid 6260] <... setpgid resumed>) = 0 [pid 6263] <... prctl resumed>) = 0 [pid 6261] <... openat resumed>) = 3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6261] write(3, "1000", 4 [pid 5838] getdents64(3, [pid 6263] setpgid(0, 0 [pid 6261] <... write resumed>) = 4 [pid 6261] close(3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6261] <... close resumed>) = 0 [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6261] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6263] <... setpgid resumed>) = 0 [pid 6262] <... openat resumed>) = 3 [pid 6261] write(1, "executing program\n", 18 [pid 6260] <... openat resumed>) = 3 [pid 5838] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6262] write(3, "1000", 4 [pid 6261] <... write resumed>) = 18 [pid 6260] write(3, "1000", 4 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6263] <... openat resumed>) = 3 [pid 6262] <... write resumed>) = 4 [pid 6261] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... write resumed>) = 4 [pid 5838] newfstatat(AT_FDCWD, "./27/binderfs", [pid 6263] write(3, "1000", 4 [pid 6262] close(3 [pid 6261] <... futex resumed>) = 0 [pid 6260] close(3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6263] <... write resumed>) = 4 [pid 6260] <... close resumed>) = 0 [pid 6263] close(3 [pid 6260] symlink("/dev/binderfs", "./binderfs" [pid 6263] <... close resumed>) = 0 [pid 6262] <... close resumed>) = 0 [pid 6261] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] unlink("./27/binderfs" [pid 6263] symlink("/dev/binderfs", "./binderfs" [pid 6262] symlink("/dev/binderfs", "./binderfs" [pid 6261] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6260] <... symlink resumed>) = 0 [pid 6263] <... symlink resumed>) = 0 [pid 6261] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... unlink resumed>) = 0 [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6263] write(1, "executing program\n", 18 [pid 6262] <... symlink resumed>) = 0 [pid 6261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program executing program [pid 6260] write(1, "executing program\n", 18 [pid 5838] getdents64(3, [pid 6263] <... write resumed>) = 18 [pid 6262] write(1, "executing program\n", 18 [pid 6261] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6260] <... write resumed>) = 18 [pid 6263] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... write resumed>) = 18 [pid 6263] <... futex resumed>) = 0 [pid 6260] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6261] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6260] <... futex resumed>) = 0 [pid 5838] close(3 [pid 6263] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6262] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... mprotect resumed>) = 0 [pid 6260] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] <... close resumed>) = 0 [pid 6263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6263] <... mmap resumed>) = 0x7fb84f206000 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6263] <... mprotect resumed>) = 0 [pid 6260] <... mmap resumed>) = 0x7fb84f206000 [pid 6263] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6260] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6262] <... futex resumed>) = 0 [pid 6261] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6260] <... mprotect resumed>) = 0 [pid 5838] rmdir("./27" [pid 6262] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6261] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6263] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6262] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6261] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6260] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6264 attached [pid 6262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6265 attached [pid 6264] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6263] <... clone3 resumed> => {parent_tid=[6264]}, 88) = 6264 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6265] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6264] <... rseq resumed>) = 0 [pid 6263] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6261] <... clone3 resumed> => {parent_tid=[6265]}, 88) = 6265 [pid 5838] mkdir("./28", 0777./strace-static-x86_64: Process 6266 attached [pid 6264] set_robust_list(0x7fb84f2269a0, 24 [pid 6262] <... mmap resumed>) = 0x7fb84f206000 [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6266] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6262] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6264] <... set_robust_list resumed>) = 0 [pid 6261] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6261] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] <... rseq resumed>) = 0 [pid 6264] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] <... mprotect resumed>) = 0 [pid 6260] <... clone3 resumed> => {parent_tid=[6266]}, 88) = 6266 [pid 6266] <... rseq resumed>) = 0 [pid 6265] set_robust_list(0x7fb84f2269a0, 24 [pid 6263] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... mkdir resumed>) = 0 [pid 6265] <... set_robust_list resumed>) = 0 [pid 6263] <... futex resumed>) = 0 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6266] set_robust_list(0x7fb84f2269a0, 24 [pid 6265] rt_sigprocmask(SIG_SETMASK, [], [pid 6264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] <... set_robust_list resumed>) = 0 [pid 6265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6264] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6260] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6266] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6264] <... openat resumed>) = 3 [pid 6262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6260] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6265] <... openat resumed>) = 3 [pid 6262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6266] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6265] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6267 attached [pid 6265] <... futex resumed>) = 1 [pid 6266] <... openat resumed>) = 3 [pid 6261] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6265] dup(3 [pid 6261] <... futex resumed>) = 0 [pid 6267] <... rseq resumed>) = 0 [pid 6265] <... dup resumed>) = 4 [pid 6261] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] set_robust_list(0x7fb84f2269a0, 24 [pid 6265] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... set_robust_list resumed>) = 0 [pid 6266] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6268 attached [pid 6267] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] <... futex resumed>) = 1 [pid 6261] <... futex resumed>) = 0 [pid 6268] set_robust_list(0x555566ac76a0, 24 [pid 6267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6265] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6264] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... clone3 resumed> => {parent_tid=[6267]}, 88) = 6267 [pid 6261] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = 0 [pid 6268] <... set_robust_list resumed>) = 0 [pid 6267] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6266] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6264] <... futex resumed>) = 1 [pid 6263] <... futex resumed>) = 0 [pid 6262] rt_sigprocmask(SIG_SETMASK, [], [pid 6261] <... futex resumed>) = 0 [pid 6260] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6268 [pid 6268] chdir("./28" [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6264] dup(3 [pid 6263] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6261] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] <... futex resumed>) = 0 [pid 6266] dup(3 [pid 6264] <... dup resumed>) = 4 [pid 6263] <... futex resumed>) = 0 [pid 6262] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... chdir resumed>) = 0 [pid 6267] <... futex resumed>) = 0 [pid 6266] <... dup resumed>) = 4 [pid 6264] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] <... futex resumed>) = 1 [pid 6268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6267] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6266] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] <... futex resumed>) = 0 [pid 6263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... prctl resumed>) = 0 [pid 6267] <... openat resumed>) = 3 [pid 6266] <... futex resumed>) = 1 [pid 6264] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6263] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = 0 [pid 6268] setpgid(0, 0 [pid 6267] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6263] <... futex resumed>) = 0 [pid 6260] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... setpgid resumed>) = 0 [pid 6267] <... futex resumed>) = 1 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6264] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6263] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6267] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6266] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6262] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] <... futex resumed>) = 0 [pid 6268] <... openat resumed>) = 3 [pid 6267] dup(3 [pid 6268] write(3, "1000", 4 [pid 6267] <... dup resumed>) = 4 [pid 6268] <... write resumed>) = 4 [pid 6267] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] close(3 [pid 6267] <... futex resumed>) = 0 [pid 6268] <... close resumed>) = 0 [pid 6267] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6268] symlink("/dev/binderfs", "./binderfs" [pid 6262] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... symlink resumed>) = 0 [pid 6262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6262] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] <... futex resumed>) = 0 [pid 6267] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6268] write(1, "executing program\n", 18executing program ) = 18 [pid 6268] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6268] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6261] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6261] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6268] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6261] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6261] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6268] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6261] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6268] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6261] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6269 attached [pid 6268] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6263] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6269] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6269] <... rseq resumed>) = 0 [pid 6263] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... clone3 resumed> => {parent_tid=[6269]}, 88) = 6269 ./strace-static-x86_64: Process 6270 attached [pid 6269] set_robust_list(0x7fb84f2059a0, 24 [pid 6263] <... futex resumed>) = 0 [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6269] <... set_robust_list resumed>) = 0 [pid 6268] <... clone3 resumed> => {parent_tid=[6270]}, 88) = 6270 [pid 6263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6270] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6269] rt_sigprocmask(SIG_SETMASK, [], [pid 6268] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6262] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6260] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6262] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] <... rseq resumed>) = 0 [pid 6269] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6268] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... mprotect resumed>) = 0 [pid 6262] <... futex resumed>) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6270] set_robust_list(0x7fb84f2269a0, 24 [pid 6260] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6270] <... set_robust_list resumed>) = 0 [pid 6260] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6270] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6260] <... mprotect resumed>) = 0 [pid 6270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6270] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6262] <... mprotect resumed>) = 0 [pid 6260] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6270] <... openat resumed>) = 3 [pid 6262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6271 attached [pid 6270] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6271] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6270] <... futex resumed>) = 0 [pid 6269] <... madvise resumed>) = 0 [pid 6268] <... futex resumed>) = 0 [pid 6263] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6261] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] <... clone3 resumed> => {parent_tid=[6271]}, 88) = 6271 ./strace-static-x86_64: Process 6272 attached [pid 6271] <... rseq resumed>) = 0 [pid 6270] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6268] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6263] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6269] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6268] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6273 attached ) = 0 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 6273] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6272] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6271] set_robust_list(0x7fb84f2059a0, 24 [pid 6269] <... futex resumed>) = 1 [pid 6268] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6263] <... clone3 resumed> => {parent_tid=[6273]}, 88) = 6273 [pid 6262] <... clone3 resumed> => {parent_tid=[6272]}, 88) = 6272 [pid 6261] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6272] <... rseq resumed>) = 0 [pid 6271] <... set_robust_list resumed>) = 0 [pid 6269] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6263] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6273] <... rseq resumed>) = 0 [pid 6272] set_robust_list(0x7fb84f2059a0, 24 [pid 6271] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] set_robust_list(0x7fb84f2059a0, 24 [pid 6272] <... set_robust_list resumed>) = 0 [pid 6271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6270] dup(3 [pid 6263] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... futex resumed>) = 0 [pid 6273] <... set_robust_list resumed>) = 0 [pid 6272] rt_sigprocmask(SIG_SETMASK, [], [pid 6271] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6270] <... dup resumed>) = 4 [pid 6263] <... futex resumed>) = 0 [pid 6262] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] <... futex resumed>) = 0 [pid 6273] rt_sigprocmask(SIG_SETMASK, [], [pid 6272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6271] <... madvise resumed>) = 0 [pid 6270] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6272] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6273] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6270] <... futex resumed>) = 1 [pid 6268] <... futex resumed>) = 0 [pid 6268] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6268] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6270] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6271] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6260] <... futex resumed>) = 0 [pid 6271] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6272] <... madvise resumed>) = 0 [pid 6272] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... futex resumed>) = 0 [pid 6273] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... futex resumed>) = 1 [pid 6273] <... futex resumed>) = 1 [pid 6272] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6263] <... futex resumed>) = 0 [pid 6273] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6266] <... mmap resumed>) = 0x20000000 [pid 6265] <... mmap resumed>) = 0x20000000 [pid 6264] <... mmap resumed>) = 0x20000000 [pid 6267] <... mmap resumed>) = 0x20000000 [pid 6266] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] exit_group(0 [pid 6271] <... futex resumed>) = ? [pid 6266] <... futex resumed>) = ? [pid 6265] <... futex resumed>) = 0 [pid 6264] <... futex resumed>) = 0 [pid 6263] exit_group(0 [pid 6260] <... exit_group resumed>) = ? [pid 6273] <... futex resumed>) = ? [pid 6271] +++ exited with 0 +++ [pid 6267] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6263] <... exit_group resumed>) = ? [pid 6273] +++ exited with 0 +++ [pid 6267] <... futex resumed>) = 0 [pid 6261] exit_group(0 [pid 6269] <... futex resumed>) = ? [pid 6267] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] <... futex resumed>) = ? [pid 6261] <... exit_group resumed>) = ? [pid 6269] +++ exited with 0 +++ [pid 6265] +++ exited with 0 +++ [pid 6262] exit_group(0 [pid 6272] <... futex resumed>) = ? [pid 6262] <... exit_group resumed>) = ? [pid 6272] +++ exited with 0 +++ [pid 6270] <... mmap resumed>) = 0x20000000 [pid 6268] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6267] <... futex resumed>) = ? [pid 6266] +++ exited with 0 +++ [pid 6264] +++ exited with 0 +++ [pid 6263] +++ exited with 0 +++ [pid 6261] +++ exited with 0 +++ [pid 6260] +++ exited with 0 +++ [pid 6268] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6261, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6268] <... futex resumed>) = 0 [pid 6268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6268] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6268] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6268] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6274 attached [pid 6274] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6268] <... clone3 resumed> => {parent_tid=[6274]}, 88) = 6274 [pid 5844] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6274] <... rseq resumed>) = 0 [pid 6268] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... openat resumed>) = 3 [pid 6274] set_robust_list(0x7fb84f2059a0, 24 [pid 6268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] <... set_robust_list resumed>) = 0 [pid 6268] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] rt_sigprocmask(SIG_SETMASK, [], [pid 6268] <... futex resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 6274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6274] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6267] +++ exited with 0 +++ [pid 6262] +++ exited with 0 +++ [pid 6270] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6263, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6270] <... futex resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6262, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6270] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, [pid 6274] <... madvise resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6274] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... restart_syscall resumed>) = 0 [pid 6268] <... futex resumed>) = 0 [pid 5844] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6268] exit_group(0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6274] <... futex resumed>) = ? [pid 6270] <... futex resumed>) = ? [pid 6268] <... exit_group resumed>) = ? [pid 5844] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5841] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] newfstatat(AT_FDCWD, "./29/binderfs", [pid 6274] +++ exited with 0 +++ [pid 6270] +++ exited with 0 +++ [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./28/binderfs" [pid 5841] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] unlink("./29/binderfs" [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5839] <... unlink resumed>) = 0 [pid 5840] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5841] getdents64(3, [pid 5844] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5841] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] close(3 [pid 5844] <... close resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... close resumed>) = 0 [pid 5844] rmdir("./28" [pid 5841] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5839] rmdir("./29" [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5844] mkdir("./29", 0777) = 0 [pid 5841] unlink("./29/binderfs" [pid 5840] unlink("./29/binderfs" [pid 5839] mkdir("./30", 0777 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5839] <... mkdir resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5841] close(3 [pid 5840] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] rmdir("./29" [pid 5841] rmdir("./29" [pid 5840] <... rmdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] mkdir("./30", 0777./strace-static-x86_64: Process 6275 attached [pid 5841] mkdir("./30", 0777 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6276 attached [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6275 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6276] set_robust_list(0x555566ac76a0, 24 [pid 6275] set_robust_list(0x555566ac76a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6276 [pid 6276] <... set_robust_list resumed>) = 0 [pid 6276] chdir("./30") = 0 [pid 6275] <... set_robust_list resumed>) = 0 [pid 6276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6275] chdir("./29" [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6277 attached [pid 6276] <... prctl resumed>) = 0 [pid 6275] <... chdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6277] set_robust_list(0x555566ac76a0, 24 [pid 6276] setpgid(0, 0 [pid 6275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6276] <... setpgid resumed>) = 0 [pid 6276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6277] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6278 attached [pid 6277] chdir("./30" [pid 6276] <... openat resumed>) = 3 [pid 6275] <... prctl resumed>) = 0 [pid 6277] <... chdir resumed>) = 0 [pid 6276] write(3, "1000", 4 [pid 6275] setpgid(0, 0 [pid 6277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6276] <... write resumed>) = 4 [pid 6277] <... prctl resumed>) = 0 [pid 6278] set_robust_list(0x555566ac76a0, 24 [pid 6277] setpgid(0, 0 [pid 6276] close(3 [pid 6275] <... setpgid resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6277 [pid 6278] <... set_robust_list resumed>) = 0 [pid 6277] <... setpgid resumed>) = 0 [pid 6276] <... close resumed>) = 0 [pid 6275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6268] +++ exited with 0 +++ [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6278 [pid 6276] symlink("/dev/binderfs", "./binderfs" [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6268, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6276] <... symlink resumed>) = 0 [pid 6275] <... openat resumed>) = 3 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6275] write(3, "1000", 4) = 4 [pid 6278] chdir("./30" [pid 6275] close(3executing program [pid 6276] write(1, "executing program\n", 18 [pid 6275] <... close resumed>) = 0 [pid 6277] <... openat resumed>) = 3 [pid 6278] <... chdir resumed>) = 0 [pid 6276] <... write resumed>) = 18 [pid 6275] symlink("/dev/binderfs", "./binderfs" [pid 6277] write(3, "1000", 4 [pid 6278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6276] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] <... symlink resumed>) = 0 [pid 6278] <... prctl resumed>) = 0 [pid 6277] <... write resumed>) = 4 [pid 6276] <... futex resumed>) = 0 [pid 6278] setpgid(0, 0 [pid 6277] close(3 [pid 6276] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6277] <... close resumed>) = 0 [pid 6278] <... setpgid resumed>) = 0 [pid 6277] symlink("/dev/binderfs", "./binderfs" [pid 6276] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6277] <... symlink resumed>) = 0 executing program [pid 6276] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6275] write(1, "executing program\n", 18 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6275] <... write resumed>) = 18 [pid 6278] <... openat resumed>) = 3 [pid 6277] write(1, "executing program\n", 18 [pid 6276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6275] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5838] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6275] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6278] write(3, "1000", 4 [pid 6277] <... write resumed>) = 18 [pid 6276] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6275] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6278] <... write resumed>) = 4 [pid 6277] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... mmap resumed>) = 0x7fb84f206000 [pid 6275] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6278] close(3 [pid 6277] <... futex resumed>) = 0 [pid 6276] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6278] <... close resumed>) = 0 [pid 6277] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6276] <... mprotect resumed>) = 0 [pid 6275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6278] symlink("/dev/binderfs", "./binderfs" [pid 6277] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] newfstatat(3, "", [pid 6276] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6275] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6278] <... symlink resumed>) = 0 [pid 6277] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6275] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5838] getdents64(3, [pid 6278] write(1, "executing program\n", 18 [pid 6277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6276] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6278] <... write resumed>) = 18 [pid 6277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6276] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6275] <... mprotect resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6279 attached [pid 6278] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] <... mmap resumed>) = 0x7fb84f206000 [pid 6275] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6279] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6278] <... futex resumed>) = 0 [pid 6277] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6276] <... clone3 resumed> => {parent_tid=[6279]}, 88) = 6279 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6275] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6279] <... rseq resumed>) = 0 [pid 6278] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6276] rt_sigprocmask(SIG_SETMASK, [], [pid 6277] <... mprotect resumed>) = 0 [pid 6275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] newfstatat(AT_FDCWD, "./28/binderfs", [pid 6279] set_robust_list(0x7fb84f2269a0, 24 [pid 6278] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6280 attached [pid 5838] unlink("./28/binderfs" [pid 6280] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6279] <... set_robust_list resumed>) = 0 [pid 6278] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6277] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6276] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] <... clone3 resumed> => {parent_tid=[6280]}, 88) = 6280 [pid 6280] <... rseq resumed>) = 0 [pid 6279] rt_sigprocmask(SIG_SETMASK, [], [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6277] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6276] <... futex resumed>) = 0 [pid 6275] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... unlink resumed>) = 0 [pid 6280] set_robust_list(0x7fb84f2269a0, 24 [pid 6279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6276] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6275] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6281 attached [pid 6280] <... set_robust_list resumed>) = 0 [pid 6279] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6278] <... mmap resumed>) = 0x7fb84f206000 [pid 6275] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] getdents64(3, [pid 6281] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6280] rt_sigprocmask(SIG_SETMASK, [], [pid 6279] <... openat resumed>) = 3 [pid 6278] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6277] <... clone3 resumed> => {parent_tid=[6281]}, 88) = 6281 [pid 6275] <... futex resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] close(3 [pid 6281] <... rseq resumed>) = 0 [pid 6280] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6279] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... mprotect resumed>) = 0 [pid 6277] rt_sigprocmask(SIG_SETMASK, [], [pid 6275] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] set_robust_list(0x7fb84f2269a0, 24 [pid 6279] <... futex resumed>) = 1 [pid 6277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6276] <... futex resumed>) = 0 [pid 6281] <... set_robust_list resumed>) = 0 [pid 6277] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] rt_sigprocmask(SIG_SETMASK, [], [pid 6279] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6277] <... futex resumed>) = 0 [pid 6276] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6277] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... futex resumed>) = 0 [pid 6278] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6279] dup(3 [pid 6278] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6276] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6279] <... dup resumed>) = 4 [pid 6278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6279] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... openat resumed>) = 3 [pid 6279] <... futex resumed>) = 1 [pid 6276] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6282 attached [pid 6280] <... openat resumed>) = 3 [pid 6276] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... close resumed>) = 0 [pid 6282] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6280] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] rmdir("./28" [pid 6282] <... rseq resumed>) = 0 [pid 6281] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] <... futex resumed>) = 1 [pid 6279] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6278] <... clone3 resumed> => {parent_tid=[6282]}, 88) = 6282 [pid 6276] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6282] set_robust_list(0x7fb84f2269a0, 24 [pid 6281] <... futex resumed>) = 1 [pid 6280] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6278] rt_sigprocmask(SIG_SETMASK, [], [pid 6277] <... futex resumed>) = 0 [pid 6276] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6275] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] mkdir("./29", 0777 [pid 6282] <... set_robust_list resumed>) = 0 [pid 6281] dup(3 [pid 6280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6277] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] <... futex resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 6280] dup(3 [pid 6277] <... futex resumed>) = 0 [pid 6275] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6281] <... dup resumed>) = 4 [pid 6280] <... dup resumed>) = 4 [pid 6278] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6283 attached [pid 6282] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6281] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... futex resumed>) = 0 [pid 6283] set_robust_list(0x555566ac76a0, 24 [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = 1 [pid 6278] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6275] <... futex resumed>) = 0 [pid 6283] <... set_robust_list resumed>) = 0 [pid 6282] <... openat resumed>) = 3 [pid 6281] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6280] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6277] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6283 [pid 6283] chdir("./29" [pid 6282] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6277] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = 0 [pid 6283] <... chdir resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6280] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6278] <... futex resumed>) = 0 [pid 6277] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6275] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6282] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6281] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6278] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... prctl resumed>) = 0 [pid 6283] setpgid(0, 0 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] dup(3) = 4 [pid 6283] <... setpgid resumed>) = 0 [pid 6282] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6282] <... futex resumed>) = 0 [pid 6282] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] <... openat resumed>) = 3 [pid 6278] <... futex resumed>) = 1 [pid 6282] <... futex resumed>) = 0 [pid 6282] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] write(3, "1000", 4 [pid 6278] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6278] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6282] <... futex resumed>) = 0 [pid 6282] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6278] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6283] <... write resumed>) = 4 executing program [pid 6283] close(3) = 0 [pid 6283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6283] write(1, "executing program\n", 18) = 18 [pid 6283] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6283] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6283] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6283] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6283] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6284 attached => {parent_tid=[6284]}, 88) = 6284 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6283] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6284] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6284] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6284] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6283] <... futex resumed>) = 0 [pid 6284] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6283] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] dup(3 [pid 6276] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6275] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6284] <... dup resumed>) = 4 [pid 6276] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6275] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6277] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = 0 [pid 6284] <... futex resumed>) = 0 [pid 6283] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] <... futex resumed>) = 0 [pid 6276] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6284] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6283] <... futex resumed>) = 0 [pid 6277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6276] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6275] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6283] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6275] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6276] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6275] <... mprotect resumed>) = 0 [pid 6275] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6276] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6285 attached [pid 6276] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6277] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6275] <... clone3 resumed> => {parent_tid=[6285]}, 88) = 6285 [pid 6277] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6276] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6275] rt_sigprocmask(SIG_SETMASK, [], [pid 6276] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6277] <... mprotect resumed>) = 0 [pid 6275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6285] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6275] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] set_robust_list(0x7fb84f2059a0, 24 [pid 6275] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6286 attached [pid 6285] <... set_robust_list resumed>) = 0 [pid 6277] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6276] <... clone3 resumed> => {parent_tid=[6286]}, 88) = 6286 [pid 6275] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6285] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6286] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6277] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6276] rt_sigprocmask(SIG_SETMASK, [], [pid 6286] <... rseq resumed>) = 0 [pid 6277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6276] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] rt_sigprocmask(SIG_SETMASK, [], [pid 6277] <... clone3 resumed> => {parent_tid=[6287]}, 88) = 6287 [pid 6276] <... futex resumed>) = 0 [pid 6286] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6277] rt_sigprocmask(SIG_SETMASK, [], [pid 6276] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6287 attached [pid 6286] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6285] <... madvise resumed>) = 0 [pid 6287] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6287] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6287] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] <... futex resumed>) = 0 [pid 6285] <... futex resumed>) = 1 [pid 6285] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6286] <... madvise resumed>) = 0 [pid 6278] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6278] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6277] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] <... futex resumed>) = 1 [pid 6277] <... futex resumed>) = 1 [pid 6276] <... futex resumed>) = 0 [pid 6286] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6278] <... mprotect resumed>) = 0 [pid 6287] <... futex resumed>) = 0 [pid 6287] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6278] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6277] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6278] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6288 attached [pid 6283] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6288] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6283] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... clone3 resumed> => {parent_tid=[6288]}, 88) = 6288 [pid 6288] <... rseq resumed>) = 0 [pid 6283] <... futex resumed>) = 0 [pid 6288] set_robust_list(0x7fb84f2059a0, 24 [pid 6283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6278] rt_sigprocmask(SIG_SETMASK, [], [pid 6288] <... set_robust_list resumed>) = 0 [pid 6288] rt_sigprocmask(SIG_SETMASK, [], [pid 6283] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6278] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6287] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6288] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6287] <... futex resumed>) = 1 [pid 6283] <... mprotect resumed>) = 0 [pid 6278] <... futex resumed>) = 0 [pid 6277] <... futex resumed>) = 0 [pid 6288] <... madvise resumed>) = 0 [pid 6287] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6283] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6289 attached => {parent_tid=[6289]}, 88) = 6289 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6289] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6283] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... rseq resumed>) = 0 [pid 6283] <... futex resumed>) = 0 [pid 6278] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6289] set_robust_list(0x7fb84f2059a0, 24 [pid 6283] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6289] <... set_robust_list resumed>) = 0 [pid 6289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6288] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6288] <... futex resumed>) = 1 [pid 6278] <... futex resumed>) = 0 [pid 6288] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6289] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6283] <... futex resumed>) = 0 [pid 6289] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6284] <... mmap resumed>) = 0x20000000 [pid 6281] <... mmap resumed>) = 0x20000000 [pid 6280] <... mmap resumed>) = 0x20000000 [pid 6284] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... mmap resumed>) = 0x20000000 [pid 6280] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = 0 [pid 6284] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6280] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] exit_group(0 [pid 6282] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... futex resumed>) = ? [pid 6284] <... futex resumed>) = ? [pid 6283] <... exit_group resumed>) = ? [pid 6282] <... futex resumed>) = 0 [pid 6281] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... mmap resumed>) = 0x20000000 [pid 6278] exit_group(0 [pid 6289] +++ exited with 0 +++ [pid 6288] <... futex resumed>) = ? [pid 6284] +++ exited with 0 +++ [pid 6278] <... exit_group resumed>) = ? [pid 6275] exit_group(0 [pid 6288] +++ exited with 0 +++ [pid 6285] <... futex resumed>) = ? [pid 6283] +++ exited with 0 +++ [pid 6282] +++ exited with 0 +++ [pid 6281] <... futex resumed>) = 0 [pid 6279] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] exit_group(0 [pid 6275] <... exit_group resumed>) = ? [pid 6280] <... futex resumed>) = ? [pid 6287] <... futex resumed>) = ? [pid 6285] +++ exited with 0 +++ [pid 6279] <... futex resumed>) = 0 [pid 6277] <... exit_group resumed>) = ? [pid 6276] exit_group(0 [pid 6287] +++ exited with 0 +++ [pid 6286] <... futex resumed>) = ? [pid 6281] +++ exited with 0 +++ [pid 6276] <... exit_group resumed>) = ? [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6283, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5838] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6286] +++ exited with 0 +++ [pid 5838] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./29/binderfs" [pid 6277] +++ exited with 0 +++ [pid 5838] <... unlink resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6277, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] getdents64(3, [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./29" [pid 6279] +++ exited with 0 +++ [pid 6276] +++ exited with 0 +++ [pid 5838] <... rmdir resumed>) = 0 [pid 5838] mkdir("./30", 0777 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6276, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5838] <... mkdir resumed>) = 0 [pid 6278] +++ exited with 0 +++ [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6278, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6290 attached [pid 6290] set_robust_list(0x555566ac76a0, 24 [pid 5840] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6290] <... set_robust_list resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6290] chdir("./30" [pid 5841] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6290] <... chdir resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(3, "", [pid 5839] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6290 [pid 5841] <... openat resumed>) = 3 [pid 6290] <... prctl resumed>) = 0 [pid 5840] getdents64(3, [pid 6290] setpgid(0, 0 [pid 5841] newfstatat(3, "", [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] newfstatat(3, "", [pid 6290] <... setpgid resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] getdents64(3, [pid 5840] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./30/binderfs" [pid 6290] <... openat resumed>) = 3 [pid 5841] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6290] write(3, "1000", 4 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6290] <... write resumed>) = 4 [pid 5841] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5839] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6290] close(3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6290] <... close resumed>) = 0 [pid 5841] unlink("./30/binderfs" [pid 5839] newfstatat(AT_FDCWD, "./30/binderfs", [pid 6290] symlink("/dev/binderfs", "./binderfs" [pid 6280] +++ exited with 0 +++ [pid 6275] +++ exited with 0 +++ [pid 5841] <... unlink resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 6290] <... symlink resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6275, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5841] getdents64(3, [pid 5839] unlink("./30/binderfs"executing program [pid 6290] write(1, "executing program\n", 18 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6290] <... write resumed>) = 18 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] close(3 [pid 5840] rmdir("./30" [pid 5839] getdents64(3, [pid 6290] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... close resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] close(3 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6290] <... futex resumed>) = 0 [pid 5841] rmdir("./30" [pid 5839] rmdir("./30" [pid 6290] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] <... rmdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6290] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] mkdir("./31", 0777 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] mkdir("./31", 0777 [pid 6290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] mkdir("./31", 0777 [pid 6290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6290] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6293 attached ./strace-static-x86_64: Process 6292 attached ./strace-static-x86_64: Process 6291 attached [pid 6290] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] newfstatat(3, "", [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6291 [pid 6293] set_robust_list(0x555566ac76a0, 24 [pid 6292] set_robust_list(0x555566ac76a0, 24 [pid 6291] set_robust_list(0x555566ac76a0, 24 [pid 6290] <... mprotect resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6292 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6293 [pid 6293] <... set_robust_list resumed>) = 0 [pid 6292] <... set_robust_list resumed>) = 0 [pid 6291] <... set_robust_list resumed>) = 0 [pid 6290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] getdents64(3, [pid 6293] chdir("./31" [pid 6291] chdir("./31" [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6293] <... chdir resumed>) = 0 [pid 6292] chdir("./31" [pid 6291] <... chdir resumed>) = 0 [pid 6290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6291] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6294 attached [pid 6293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6292] <... chdir resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6293] <... prctl resumed>) = 0 [pid 6290] <... clone3 resumed> => {parent_tid=[6294]}, 88) = 6294 [pid 5844] newfstatat(AT_FDCWD, "./29/binderfs", [pid 6294] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6290] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6294] <... rseq resumed>) = 0 [pid 6293] setpgid(0, 0 [pid 6292] <... prctl resumed>) = 0 [pid 6290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] unlink("./29/binderfs" [pid 6291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6294] set_robust_list(0x7fb84f2269a0, 24 [pid 6292] setpgid(0, 0 [pid 6290] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... set_robust_list resumed>) = 0 [pid 6293] <... setpgid resumed>) = 0 [pid 6292] <... setpgid resumed>) = 0 [pid 6290] <... futex resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 6294] rt_sigprocmask(SIG_SETMASK, [], [pid 6293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6290] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6294] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6293] <... openat resumed>) = 3 [pid 6292] <... openat resumed>) = 3 [pid 6291] <... openat resumed>) = 3 [pid 5844] getdents64(3, [pid 6291] write(3, "1000", 4) = 4 [pid 6291] close(3 [pid 6294] <... openat resumed>) = 3 [pid 6293] write(3, "1000", 4 [pid 6292] write(3, "1000", 4 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6291] <... close resumed>) = 0 [pid 6294] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... write resumed>) = 4 [pid 6292] <... write resumed>) = 4 [pid 6291] symlink("/dev/binderfs", "./binderfs" [pid 5844] close(3 [pid 6294] <... futex resumed>) = 1 [pid 6293] close(3 [pid 6292] close(3 [pid 6290] <... futex resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 6291] <... symlink resumed>) = 0 [pid 6294] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6293] <... close resumed>) = 0 [pid 6292] <... close resumed>) = 0 [pid 6290] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] rmdir("./29" [pid 6294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6293] symlink("/dev/binderfs", "./binderfs"executing program [pid 6292] symlink("/dev/binderfs", "./binderfs" [pid 6291] write(1, "executing program\n", 18 [pid 6290] <... futex resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6294] dup(3 [pid 6291] <... write resumed>) = 18 [pid 6290] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] <... symlink resumed>) = 0 [pid 6292] <... symlink resumed>) = 0 [pid 6291] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6291] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6294] <... dup resumed>) = 4 [pid 6293] write(1, "executing program\n", 18executing program executing program [pid 6292] write(1, "executing program\n", 18 [pid 5844] mkdir("./30", 0777 [pid 6294] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... write resumed>) = 18 [pid 6292] <... write resumed>) = 18 [pid 6291] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6291] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6294] <... futex resumed>) = 1 [pid 6293] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... mmap resumed>) = 0x7fb84f206000 [pid 6290] <... futex resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 6294] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6290] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6290] <... futex resumed>) = 0 [pid 6293] <... futex resumed>) = 0 [pid 6294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6293] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6292] <... futex resumed>) = 0 [pid 6291] <... mprotect resumed>) = 0 [pid 6290] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6294] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6293] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6292] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6291] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6292] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6291] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6295 attached [pid 6295] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6295] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6291] <... clone3 resumed> => {parent_tid=[6295]}, 88) = 6295 [pid 6295] rt_sigprocmask(SIG_SETMASK, [], [pid 6291] rt_sigprocmask(SIG_SETMASK, [], [pid 6295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6291] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... futex resumed>) = 0 [pid 6291] <... futex resumed>) = 1 [pid 6295] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME./strace-static-x86_64: Process 6296 attached ) = 3 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6291] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] <... mmap resumed>) = 0x7fb84f206000 [pid 6292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6296] set_robust_list(0x555566ac76a0, 24 [pid 6295] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6292] <... mmap resumed>) = 0x7fb84f206000 [pid 6291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6296 [pid 6296] <... set_robust_list resumed>) = 0 [pid 6295] <... futex resumed>) = 0 [pid 6293] <... mprotect resumed>) = 0 [pid 6292] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6291] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] chdir("./30" [pid 6295] dup(3 [pid 6293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6292] <... mprotect resumed>) = 0 [pid 6291] <... futex resumed>) = 0 [pid 6296] <... chdir resumed>) = 0 [pid 6295] <... dup resumed>) = 4 [pid 6296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6295] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6291] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... prctl resumed>) = 0 [pid 6295] <... futex resumed>) = 0 [pid 6293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6296] setpgid(0, 0 [pid 6295] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6298 attached [pid 6293] <... clone3 resumed> => {parent_tid=[6297]}, 88) = 6297 [pid 6298] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6293] rt_sigprocmask(SIG_SETMASK, [], [pid 6298] <... rseq resumed>) = 0 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] <... clone3 resumed> => {parent_tid=[6298]}, 88) = 6298 [pid 6298] set_robust_list(0x7fb84f2269a0, 24 [pid 6293] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] rt_sigprocmask(SIG_SETMASK, [], [pid 6298] <... set_robust_list resumed>) = 0 [pid 6293] <... futex resumed>) = 0 [pid 6292] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6297 attached [pid 6298] rt_sigprocmask(SIG_SETMASK, [], [pid 6296] <... setpgid resumed>) = 0 [pid 6293] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6295] <... futex resumed>) = 0 [pid 6292] <... futex resumed>) = 0 [pid 6291] <... futex resumed>) = 1 [pid 6298] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6297] <... rseq resumed>) = 0 [pid 6296] <... openat resumed>) = 3 [pid 6295] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6292] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... openat resumed>) = 3 [pid 6297] set_robust_list(0x7fb84f2269a0, 24 [pid 6296] write(3, "1000", 4 [pid 6298] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] <... set_robust_list resumed>) = 0 [pid 6296] <... write resumed>) = 4 [pid 6297] rt_sigprocmask(SIG_SETMASK, [], [pid 6296] close(3 [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6296] <... close resumed>) = 0 [pid 6298] <... futex resumed>) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6298] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6296] symlink("/dev/binderfs", "./binderfs" [pid 6292] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] <... openat resumed>) = 3 [pid 6296] <... symlink resumed>) = 0 [pid 6297] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6297] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 6296] write(1, "executing program\n", 18) = 18 [pid 6296] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6296] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6298] dup(3 [pid 6296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] <... futex resumed>) = 0 [pid 6292] <... futex resumed>) = 0 [pid 6290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6298] <... dup resumed>) = 4 [pid 6296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6293] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = 0 [pid 6293] <... futex resumed>) = 1 [pid 6298] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] dup(3 [pid 6296] <... mmap resumed>) = 0x7fb84f206000 [pid 6292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] <... dup resumed>) = 4 [pid 6293] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... futex resumed>) = 0 [pid 6297] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6292] <... futex resumed>) = 1 [pid 6290] <... futex resumed>) = 0 [pid 6298] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6297] <... futex resumed>) = 0 [pid 6293] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6296] <... mprotect resumed>) = 0 [pid 6290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6293] <... futex resumed>) = 0 [pid 6293] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6290] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6290] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6296] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6290] <... mprotect resumed>) = 0 [pid 6296] <... clone3 resumed> => {parent_tid=[6299]}, 88) = 6299 [pid 6290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6296] rt_sigprocmask(SIG_SETMASK, [], [pid 6290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6296] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6300 attached [pid 6296] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] <... clone3 resumed> => {parent_tid=[6300]}, 88) = 6300 [pid 6300] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6290] rt_sigprocmask(SIG_SETMASK, [], [pid 6300] <... rseq resumed>) = 0 [pid 6290] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6299 attached [pid 6300] set_robust_list(0x7fb84f2059a0, 24 [pid 6290] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6290] <... futex resumed>) = 0 [pid 6300] <... set_robust_list resumed>) = 0 [pid 6290] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6299] <... rseq resumed>) = 0 [pid 6300] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6299] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6299] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6299] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6296] <... futex resumed>) = 0 [pid 6296] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] dup(3) = 4 [pid 6299] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6296] <... futex resumed>) = 0 [pid 6296] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6291] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6291] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6300] <... madvise resumed>) = 0 [pid 6300] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6291] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6290] <... futex resumed>) = 0 [pid 6291] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6291] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[6301]}, 88) = 6301 [pid 6291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6291] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6291] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6301 attached [pid 6300] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6301] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6301] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6301] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6292] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6293] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6292] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6293] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... mprotect resumed>) = 0 [pid 6301] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6301] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6293] <... futex resumed>) = 0 [pid 6292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6291] <... futex resumed>) = 0 [pid 6293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6293] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6293] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6302 attached [pid 6292] <... clone3 resumed> => {parent_tid=[6302]}, 88) = 6302 [pid 6296] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6293] <... mprotect resumed>) = 0 [pid 6296] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6302] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6302] <... rseq resumed>) = 0 [pid 6296] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6296] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6292] rt_sigprocmask(SIG_SETMASK, [], [pid 6296] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6296] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6292] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6303 attached [pid 6302] set_robust_list(0x7fb84f2059a0, 24./strace-static-x86_64: Process 6304 attached [pid 6303] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6302] <... set_robust_list resumed>) = 0 [pid 6296] <... clone3 resumed> => {parent_tid=[6303]}, 88) = 6303 [pid 6292] <... futex resumed>) = 0 [pid 6303] <... rseq resumed>) = 0 [pid 6302] rt_sigprocmask(SIG_SETMASK, [], [pid 6296] rt_sigprocmask(SIG_SETMASK, [], [pid 6293] <... clone3 resumed> => {parent_tid=[6304]}, 88) = 6304 [pid 6304] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6292] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] <... rseq resumed>) = 0 [pid 6303] set_robust_list(0x7fb84f2059a0, 24 [pid 6302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] <... set_robust_list resumed>) = 0 [pid 6302] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6296] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6304] set_robust_list(0x7fb84f2059a0, 24 [pid 6303] rt_sigprocmask(SIG_SETMASK, [], [pid 6296] <... futex resumed>) = 0 [pid 6293] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] <... set_robust_list resumed>) = 0 [pid 6296] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] <... futex resumed>) = 0 [pid 6304] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... madvise resumed>) = 0 [pid 6298] <... mmap resumed>) = 0x20000000 [pid 6295] <... mmap resumed>) = 0x20000000 [pid 6304] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6294] <... mmap resumed>) = 0x20000000 [pid 6304] <... madvise resumed>) = 0 [pid 6303] <... madvise resumed>) = 0 [pid 6302] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... mmap resumed>) = 0x20000000 [pid 6298] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] <... mmap resumed>) = 0x20000000 [pid 6295] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... futex resumed>) = 0 [pid 6295] <... futex resumed>) = 0 [pid 6294] <... futex resumed>) = 0 [pid 6304] <... futex resumed>) = 1 [pid 6298] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6295] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6293] <... futex resumed>) = 0 [pid 6290] exit_group(0 [pid 6304] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] <... futex resumed>) = ? [pid 6294] <... futex resumed>) = ? [pid 6302] <... futex resumed>) = 1 [pid 6300] +++ exited with 0 +++ [pid 6299] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] +++ exited with 0 +++ [pid 6292] <... futex resumed>) = 0 [pid 6291] exit_group(0 [pid 6302] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6301] <... futex resumed>) = ? [pid 6299] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = 0 [pid 6295] <... futex resumed>) = ? [pid 6292] exit_group(0 [pid 6291] <... exit_group resumed>) = ? [pid 6303] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = ? [pid 6301] +++ exited with 0 +++ [pid 6299] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6298] <... futex resumed>) = ? [pid 6297] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6295] +++ exited with 0 +++ [pid 6292] <... exit_group resumed>) = ? [pid 6290] <... exit_group resumed>) = ? [pid 6303] <... futex resumed>) = 1 [pid 6302] +++ exited with 0 +++ [pid 6298] +++ exited with 0 +++ [pid 6296] <... futex resumed>) = 0 [pid 6291] +++ exited with 0 +++ [pid 6303] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] exit_group(0 [pid 6293] exit_group(0 [pid 6299] <... futex resumed>) = ? [pid 6296] <... exit_group resumed>) = ? [pid 6304] <... futex resumed>) = ? [pid 6303] <... futex resumed>) = ? [pid 6293] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6291, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6304] +++ exited with 0 +++ [pid 6299] +++ exited with 0 +++ [pid 6297] <... futex resumed>) = ? [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6290] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6290, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5838] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 6292] +++ exited with 0 +++ [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6297] +++ exited with 0 +++ [pid 6293] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6292, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6293, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] unlink("./30/binderfs" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... unlink resumed>) = 0 [pid 5841] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... openat resumed>) = 3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] newfstatat(3, "", [pid 5838] close(3 [pid 5841] <... openat resumed>) = 3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... close resumed>) = 0 [pid 5838] rmdir("./30" [pid 5841] newfstatat(3, "", [pid 5839] getdents64(3, [pid 5838] <... rmdir resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] mkdir("./31", 0777) = 0 [pid 5841] getdents64(3, [pid 5839] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5840] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5840] <... openat resumed>) = 3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6305 ./strace-static-x86_64: Process 6305 attached [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] newfstatat(3, "", [pid 5839] unlink("./31/binderfs" [pid 5841] unlink("./31/binderfs" [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5841] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5841] close(3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] close(3 [pid 5841] <... close resumed>) = 0 [pid 5840] unlink("./31/binderfs" [pid 5839] <... close resumed>) = 0 [pid 5841] rmdir("./31" [pid 5840] <... unlink resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] rmdir("./31" [pid 6305] set_robust_list(0x555566ac76a0, 24 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6305] <... set_robust_list resumed>) = 0 [pid 5840] close(3 [pid 5841] mkdir("./32", 0777 [pid 5840] <... close resumed>) = 0 [pid 6305] chdir("./31") = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] rmdir("./31" [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5839] mkdir("./32", 0777 [pid 6305] setpgid(0, 0) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... mkdir resumed>) = 0 [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6306 attached [pid 6305] <... openat resumed>) = 3 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6306 [pid 6305] write(3, "1000", 4./strace-static-x86_64: Process 6307 attached [pid 6306] set_robust_list(0x555566ac76a0, 24 [pid 6305] <... write resumed>) = 4 [pid 6306] <... set_robust_list resumed>) = 0 [pid 6305] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6307 [pid 6306] chdir("./32" [pid 6305] <... close resumed>) = 0 [pid 6306] <... chdir resumed>) = 0 [pid 6305] symlink("/dev/binderfs", "./binderfs" [pid 6306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6307] set_robust_list(0x555566ac76a0, 24) = 0 executing program [pid 6307] chdir("./32" [pid 6306] <... prctl resumed>) = 0 [pid 6305] <... symlink resumed>) = 0 [pid 6307] <... chdir resumed>) = 0 [pid 6306] setpgid(0, 0 [pid 6305] write(1, "executing program\n", 18 [pid 6307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6306] <... setpgid resumed>) = 0 [pid 6305] <... write resumed>) = 18 [pid 6307] <... prctl resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 6307] setpgid(0, 0 [pid 6305] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] <... setpgid resumed>) = 0 [pid 6305] <... futex resumed>) = 0 [pid 6307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5840] mkdir("./32", 0777 [pid 6307] <... openat resumed>) = 3 [pid 6306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6306] <... openat resumed>) = 3 [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6307] write(3, "1000", 4 [pid 6306] write(3, "1000", 4 [pid 6305] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] <... mkdir resumed>) = 0 [pid 6307] <... write resumed>) = 4 [pid 6306] <... write resumed>) = 4 [pid 6305] <... mprotect resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6307] close(3 [pid 6306] close(3 [pid 6305] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6307] <... close resumed>) = 0 [pid 6307] symlink("/dev/binderfs", "./binderfs" [pid 6306] <... close resumed>) = 0 [pid 6305] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6306] symlink("/dev/binderfs", "./binderfs" [pid 6305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6309 attached [pid 6306] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6308 attached [pid 6309] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6307] <... symlink resumed>) = 0 [pid 6305] <... clone3 resumed> => {parent_tid=[6309]}, 88) = 6309 [pid 6309] <... rseq resumed>) = 0 [pid 6308] set_robust_list(0x555566ac76a0, 24executing program executing program [pid 6307] write(1, "executing program\n", 18 [pid 6306] write(1, "executing program\n", 18 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6308 [pid 6309] set_robust_list(0x7fb84f2269a0, 24 [pid 6308] <... set_robust_list resumed>) = 0 [pid 6307] <... write resumed>) = 18 [pid 6306] <... write resumed>) = 18 [pid 6305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] <... set_robust_list resumed>) = 0 [pid 6308] chdir("./32" [pid 6307] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] <... futex resumed>) = 0 [pid 6309] rt_sigprocmask(SIG_SETMASK, [], [pid 6308] <... chdir resumed>) = 0 [pid 6307] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6306] <... futex resumed>) = 0 [pid 6305] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6307] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6306] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6305] <... futex resumed>) = 0 [pid 6309] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6308] <... prctl resumed>) = 0 [pid 6307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6306] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6305] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6308] setpgid(0, 0 [pid 6307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6309] <... openat resumed>) = 3 [pid 6308] <... setpgid resumed>) = 0 [pid 6306] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6303] +++ exited with 0 +++ [pid 6307] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6296] +++ exited with 0 +++ [pid 6306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6306] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6296, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6307] <... mprotect resumed>) = 0 [pid 6306] <... mprotect resumed>) = 0 [pid 6306] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6308] <... openat resumed>) = 3 [pid 5844] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6306] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6309] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6306] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6308] write(3, "1000", 4./strace-static-x86_64: Process 6310 attached [pid 6309] <... futex resumed>) = 1 [pid 6307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6305] <... futex resumed>) = 0 [pid 6310] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6309] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6306] <... clone3 resumed> => {parent_tid=[6310]}, 88) = 6310 [pid 6305] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] <... rseq resumed>) = 0 [pid 6309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6308] <... write resumed>) = 4 [pid 6307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6306] rt_sigprocmask(SIG_SETMASK, [], [pid 6305] <... futex resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6311 attached [pid 6310] set_robust_list(0x7fb84f2269a0, 24 [pid 6309] dup(3 [pid 6308] close(3 [pid 6306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6305] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6310] <... set_robust_list resumed>) = 0 [pid 6309] <... dup resumed>) = 4 [pid 6308] <... close resumed>) = 0 [pid 6307] <... clone3 resumed> => {parent_tid=[6311]}, 88) = 6311 [pid 6306] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... openat resumed>) = 3 [pid 6311] <... rseq resumed>) = 0 [pid 6310] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6308] symlink("/dev/binderfs", "./binderfs" [pid 6307] rt_sigprocmask(SIG_SETMASK, [], [pid 6306] <... futex resumed>) = 0 [pid 6311] set_robust_list(0x7fb84f2269a0, 24 [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] <... futex resumed>) = 1 [pid 6307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6306] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] <... futex resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 6311] <... set_robust_list resumed>) = 0 [pid 6310] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6309] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6308] <... symlink resumed>) = 0 [pid 6307] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6311] rt_sigprocmask(SIG_SETMASK, [], [pid 6310] <... openat resumed>) = 3 [pid 6309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6307] <... futex resumed>) = 0 [pid 6308] write(1, "executing program\n", 18 [pid 6305] <... futex resumed>) = 0 [pid 5844] getdents64(3, [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6310] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6308] <... write resumed>) = 18 [pid 6307] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6310] <... futex resumed>) = 1 [pid 6308] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] <... futex resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6311] <... openat resumed>) = 3 [pid 6310] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6308] <... futex resumed>) = 0 [pid 5844] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6311] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6308] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6311] <... futex resumed>) = 1 [pid 6308] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6307] <... futex resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./30/binderfs", [pid 6311] dup(3 [pid 6308] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6307] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6311] <... dup resumed>) = 4 [pid 6310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6307] <... futex resumed>) = 0 [pid 6306] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] unlink("./30/binderfs" [pid 6311] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] dup(3 [pid 6308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6307] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] <... futex resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 6310] <... dup resumed>) = 4 [pid 6306] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6310] <... futex resumed>) = 0 [pid 6306] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6306] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = 0 [pid 6308] <... mmap resumed>) = 0x7fb84f206000 [pid 6307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] getdents64(3, [pid 6311] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6308] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6307] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6308] <... mprotect resumed>) = 0 [pid 6307] <... futex resumed>) = 0 [pid 5844] close(3 [pid 6311] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6308] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6307] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./30") = 0 [pid 6308] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6312 attached [pid 6312] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6308] <... clone3 resumed> => {parent_tid=[6312]}, 88) = 6312 [pid 5844] mkdir("./31", 0777 [pid 6312] <... rseq resumed>) = 0 [pid 6308] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... mkdir resumed>) = 0 [pid 6312] set_robust_list(0x7fb84f2269a0, 24 [pid 6308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] <... set_robust_list resumed>) = 0 [pid 6308] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6312] rt_sigprocmask(SIG_SETMASK, [], [pid 6308] <... futex resumed>) = 0 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6308] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6312] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6308] <... futex resumed>) = 0 [pid 6308] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6312] dup(3 [pid 6308] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] <... dup resumed>) = 4 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6313 ./strace-static-x86_64: Process 6313 attached [pid 6312] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6313] set_robust_list(0x555566ac76a0, 24 [pid 6312] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6308] <... futex resumed>) = 0 [pid 6313] <... set_robust_list resumed>) = 0 [pid 6308] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] chdir("./31" [pid 6312] <... futex resumed>) = 0 [pid 6308] <... futex resumed>) = 1 [pid 6312] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6308] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] <... chdir resumed>) = 0 [pid 6313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6313] setpgid(0, 0 [pid 6305] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6313] <... setpgid resumed>) = 0 [pid 6305] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] <... futex resumed>) = 0 [pid 6313] <... openat resumed>) = 3 [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6313] write(3, "1000", 4 [pid 6305] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6305] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6313] <... write resumed>) = 4 [pid 6313] close(3) = 0 [pid 6313] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6313] write(1, "executing program\n", 18) = 18 [pid 6313] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6313] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6305] <... mprotect resumed>) = 0 [pid 6313] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6313] <... mprotect resumed>) = 0 [pid 6307] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6307] <... futex resumed>) = 0 [pid 6313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6306] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6305] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6306] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6306] <... futex resumed>) = 0 [pid 6305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6307] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6315 attached ./strace-static-x86_64: Process 6314 attached [pid 6306] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6314] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6313] <... clone3 resumed> => {parent_tid=[6315]}, 88) = 6315 [pid 6307] <... mprotect resumed>) = 0 [pid 6306] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6315] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6314] <... rseq resumed>) = 0 [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6307] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6306] <... mprotect resumed>) = 0 [pid 6315] <... rseq resumed>) = 0 [pid 6314] set_robust_list(0x7fb84f2059a0, 24 [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6306] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6305] <... clone3 resumed> => {parent_tid=[6314]}, 88) = 6314 [pid 6315] set_robust_list(0x7fb84f2269a0, 24 [pid 6314] <... set_robust_list resumed>) = 0 [pid 6313] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6306] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6306] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6305] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6316 attached ./strace-static-x86_64: Process 6317 attached [pid 6315] <... set_robust_list resumed>) = 0 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6306] <... clone3 resumed> => {parent_tid=[6316]}, 88) = 6316 [pid 6305] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6314] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6313] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] rt_sigprocmask(SIG_SETMASK, [], [pid 6305] <... futex resumed>) = 0 [pid 6316] <... rseq resumed>) = 0 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], [pid 6307] <... clone3 resumed> => {parent_tid=[6317]}, 88) = 6317 [pid 6306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] set_robust_list(0x7fb84f2059a0, 24 [pid 6315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6307] rt_sigprocmask(SIG_SETMASK, [], [pid 6305] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6316] <... set_robust_list resumed>) = 0 [pid 6315] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6317] <... rseq resumed>) = 0 [pid 6315] <... openat resumed>) = 3 [pid 6307] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6315] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6317] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6315] <... futex resumed>) = 1 [pid 6313] <... futex resumed>) = 0 [pid 6317] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6314] <... madvise resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6306] <... futex resumed>) = 0 [pid 6317] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6313] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6315] dup(3 [pid 6314] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6315] <... dup resumed>) = 4 [pid 6308] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6316] <... madvise resumed>) = 0 [pid 6315] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = 1 [pid 6314] <... futex resumed>) = 1 [pid 6313] <... futex resumed>) = 0 [pid 6308] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... futex resumed>) = 0 [pid 6316] <... futex resumed>) = 1 [pid 6315] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6314] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6308] <... futex resumed>) = 0 [pid 6306] <... futex resumed>) = 0 [pid 6316] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] <... futex resumed>) = 0 [pid 6308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6313] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6315] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6308] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6317] <... madvise resumed>) = 0 [pid 6308] <... mprotect resumed>) = 0 [pid 6308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6318 attached => {parent_tid=[6318]}, 88) = 6318 [pid 6308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6308] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6318] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6308] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6318] <... rseq resumed>) = 0 [pid 6318] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6318] rt_sigprocmask(SIG_SETMASK, [], [pid 6317] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6317] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6307] <... futex resumed>) = 0 [pid 6318] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6318] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6308] <... futex resumed>) = 0 [pid 6318] <... futex resumed>) = 1 [pid 6318] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6313] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6313] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6312] <... mmap resumed>) = 0x20000000 [pid 6309] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 6319 attached [pid 6315] <... mmap resumed>) = 0x20000000 [pid 6311] <... mmap resumed>) = 0x20000000 [pid 6310] <... mmap resumed>) = 0x20000000 [pid 6315] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = 0 [pid 6315] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6310] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6310] <... futex resumed>) = 0 [pid 6310] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6313] <... clone3 resumed> => {parent_tid=[6319]}, 88) = 6319 [pid 6307] exit_group(0 [pid 6319] <... rseq resumed>) = 0 [pid 6317] <... futex resumed>) = ? [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6312] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... futex resumed>) = ? [pid 6309] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] <... exit_group resumed>) = ? [pid 6306] exit_group(0 [pid 6319] set_robust_list(0x7fb84f2059a0, 24 [pid 6317] +++ exited with 0 +++ [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] <... futex resumed>) = 0 [pid 6319] <... set_robust_list resumed>) = 0 [pid 6313] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6308] exit_group(0 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], [pid 6318] <... futex resumed>) = ? [pid 6313] <... futex resumed>) = 0 [pid 6308] <... exit_group resumed>) = ? [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] +++ exited with 0 +++ [pid 6313] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6316] <... futex resumed>) = ? [pid 6312] <... futex resumed>) = ? [pid 6311] +++ exited with 0 +++ [pid 6310] <... futex resumed>) = ? [pid 6307] +++ exited with 0 +++ [pid 6306] <... exit_group resumed>) = ? [pid 6316] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6307, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6319] <... madvise resumed>) = 0 [pid 6312] +++ exited with 0 +++ [pid 6308] +++ exited with 0 +++ [pid 6305] exit_group(0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6308, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] <... restart_syscall resumed>) = 0 [pid 6319] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = 1 [pid 6319] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6314] <... futex resumed>) = ? [pid 6313] exit_group(0 [pid 6310] +++ exited with 0 +++ [pid 6309] <... futex resumed>) = ? [pid 6306] +++ exited with 0 +++ [pid 6305] <... exit_group resumed>) = ? [pid 6319] <... futex resumed>) = ? [pid 6315] <... futex resumed>) = ? [pid 6314] +++ exited with 0 +++ [pid 6313] <... exit_group resumed>) = ? [pid 6309] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6306, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5840] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6319] +++ exited with 0 +++ [pid 6315] +++ exited with 0 +++ [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6305] +++ exited with 0 +++ [pid 5840] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... openat resumed>) = 3 [pid 5839] <... openat resumed>) = 3 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6305, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] newfstatat(3, "", [pid 5839] newfstatat(3, "", [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(3, [pid 5839] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(3, "", [pid 5840] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] getdents64(3, [pid 5840] unlink("./32/binderfs" [pid 5839] unlink("./32/binderfs" [pid 5838] <... restart_syscall resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(3, [pid 5839] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5840] close(3 [pid 5839] close(3 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] unlink("./32/binderfs" [pid 5840] rmdir("./32" [pid 5839] rmdir("./32" [pid 5838] <... openat resumed>) = 3 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5841] <... unlink resumed>) = 0 [pid 5840] mkdir("./33", 0777 [pid 5839] mkdir("./33", 0777 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6320 attached [pid 5841] close(3 [pid 5838] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./31/binderfs") = 0 [pid 6320] set_robust_list(0x555566ac76a0, 24 [pid 5838] getdents64(3, [pid 5841] rmdir("./32" [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6321 attached [pid 6320] <... set_robust_list resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6321 [pid 5838] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6320 [pid 5841] mkdir("./33", 0777 [pid 5838] <... close resumed>) = 0 [pid 6321] set_robust_list(0x555566ac76a0, 24 [pid 6320] chdir("./33" [pid 5841] <... mkdir resumed>) = 0 [pid 5838] rmdir("./31" [pid 6321] <... set_robust_list resumed>) = 0 [pid 6320] <... chdir resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] mkdir("./32", 0777 [pid 6321] chdir("./33" [pid 6320] <... prctl resumed>) = 0 [pid 6321] <... chdir resumed>) = 0 [pid 6321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6320] setpgid(0, 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6322 attached [pid 6321] <... prctl resumed>) = 0 [pid 6320] <... setpgid resumed>) = 0 [pid 6321] setpgid(0, 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6323 attached [pid 6321] <... setpgid resumed>) = 0 [pid 6320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6323] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6322 [pid 6323] <... set_robust_list resumed>) = 0 [pid 6321] <... openat resumed>) = 3 [pid 6320] <... openat resumed>) = 3 [pid 6322] set_robust_list(0x555566ac76a0, 24 [pid 6323] chdir("./32" [pid 6321] write(3, "1000", 4 [pid 6322] <... set_robust_list resumed>) = 0 [pid 6320] write(3, "1000", 4 [pid 6321] <... write resumed>) = 4 [pid 6323] <... chdir resumed>) = 0 [pid 6322] chdir("./33" [pid 6321] close(3 [pid 6320] <... write resumed>) = 4 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6323 [pid 6323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6322] <... chdir resumed>) = 0 [pid 6321] <... close resumed>) = 0 [pid 6320] close(3 [pid 6323] <... prctl resumed>) = 0 [pid 6321] symlink("/dev/binderfs", "./binderfs" [pid 6323] setpgid(0, 0) = 0 [pid 6323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6323] write(3, "1000", 4executing program executing program [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6321] <... symlink resumed>) = 0 [pid 6320] <... close resumed>) = 0 [pid 6321] write(1, "executing program\n", 18 [pid 6320] symlink("/dev/binderfs", "./binderfs" [pid 6321] <... write resumed>) = 18 [pid 6320] <... symlink resumed>) = 0 [pid 6321] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6321] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6320] write(1, "executing program\n", 18 [pid 6321] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6320] <... write resumed>) = 18 [pid 6321] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6320] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6320] <... futex resumed>) = 0 [pid 6320] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6323] <... write resumed>) = 4 [pid 6322] <... prctl resumed>) = 0 [pid 6321] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6320] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6313] +++ exited with 0 +++ [pid 6322] setpgid(0, 0) = 0 [pid 6323] close(3 [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6321] <... mprotect resumed>) = 0 [pid 6320] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6313, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6323] <... close resumed>) = 0 [pid 6322] <... openat resumed>) = 3 [pid 6321] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6323] symlink("/dev/binderfs", "./binderfs" [pid 6322] write(3, "1000", 4 [pid 6323] <... symlink resumed>) = 0 [pid 6322] <... write resumed>) = 4 [pid 6321] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6323] write(1, "executing program\n", 18 [pid 6322] close(3 [pid 6323] <... write resumed>) = 18 [pid 6323] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... close resumed>) = 0 [pid 6321] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6322] symlink("/dev/binderfs", "./binderfs" [pid 6320] <... mmap resumed>) = 0x7fb84f206000 ./strace-static-x86_64: Process 6324 attached [pid 6323] <... futex resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6323] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6324] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6323] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6322] <... symlink resumed>) = 0 [pid 6321] <... clone3 resumed> => {parent_tid=[6324]}, 88) = 6324 executing program [pid 6320] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6324] <... rseq resumed>) = 0 [pid 6323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6322] write(1, "executing program\n", 18 [pid 6321] rt_sigprocmask(SIG_SETMASK, [], [pid 6324] set_robust_list(0x7fb84f2269a0, 24 [pid 6323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] <... write resumed>) = 18 [pid 6321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] <... mprotect resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 6324] <... set_robust_list resumed>) = 0 [pid 6323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6322] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] newfstatat(3, "", [pid 6324] rt_sigprocmask(SIG_SETMASK, [], [pid 6323] <... mmap resumed>) = 0x7fb84f206000 [pid 6322] <... futex resumed>) = 0 [pid 6321] <... futex resumed>) = 0 [pid 6320] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6322] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6321] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6322] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6320] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] getdents64(3, [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6323] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6325 attached [pid 6324] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6323] <... mprotect resumed>) = 0 [pid 5844] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6325] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6324] <... openat resumed>) = 3 [pid 6323] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6322] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6325] <... rseq resumed>) = 0 [pid 6324] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6322] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6320] <... clone3 resumed> => {parent_tid=[6325]}, 88) = 6325 [pid 5844] newfstatat(AT_FDCWD, "./31/binderfs", [pid 6325] set_robust_list(0x7fb84f2269a0, 24 [pid 6324] <... futex resumed>) = 1 [pid 6323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6322] <... mprotect resumed>) = 0 [pid 6321] <... futex resumed>) = 0 [pid 6320] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6326 attached [pid 6325] <... set_robust_list resumed>) = 0 [pid 6324] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6321] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] unlink("./31/binderfs" [pid 6326] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6325] rt_sigprocmask(SIG_SETMASK, [], [pid 6324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6321] <... futex resumed>) = 0 [pid 6320] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... rseq resumed>) = 0 [pid 6325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6324] dup(3 [pid 6323] <... clone3 resumed> => {parent_tid=[6326]}, 88) = 6326 [pid 6326] set_robust_list(0x7fb84f2269a0, 24 [pid 6325] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6324] <... dup resumed>) = 4 [pid 6323] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6321] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6320] <... futex resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 6326] <... set_robust_list resumed>) = 0 [pid 6325] <... openat resumed>) = 3 [pid 6324] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6320] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] rt_sigprocmask(SIG_SETMASK, [], [pid 6325] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] <... futex resumed>) = 0 [pid 6323] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, ./strace-static-x86_64: Process 6327 attached [pid 6326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6325] <... futex resumed>) = 0 [pid 6324] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6323] <... futex resumed>) = 0 [pid 6321] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6327] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6326] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6325] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6323] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6327] <... rseq resumed>) = 0 [pid 6327] set_robust_list(0x7fb84f2269a0, 24 [pid 6326] <... openat resumed>) = 3 [pid 6325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] <... clone3 resumed> => {parent_tid=[6327]}, 88) = 6327 [pid 6321] <... futex resumed>) = 0 [pid 6320] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] close(3 [pid 6327] <... set_robust_list resumed>) = 0 [pid 6326] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] dup(3 [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6321] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6320] <... futex resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 6326] <... futex resumed>) = 1 [pid 6325] <... dup resumed>) = 4 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6323] <... futex resumed>) = 0 [pid 5844] rmdir("./31" [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6326] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6325] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] <... rmdir resumed>) = 0 [pid 6327] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6325] <... futex resumed>) = 0 [pid 6323] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6320] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... openat resumed>) = 3 [pid 6323] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6327] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6326] dup(3 [pid 6325] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6322] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6320] <... futex resumed>) = 0 [pid 5844] mkdir("./32", 0777 [pid 6327] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6326] <... dup resumed>) = 4 [pid 6320] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6323] <... futex resumed>) = 0 [pid 6326] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6323] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 6323] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6328 attached [pid 6327] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 1 [pid 6327] dup(3 [pid 6322] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6328 [pid 6327] <... dup resumed>) = 4 [pid 6327] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6322] <... futex resumed>) = 0 [pid 6327] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] <... futex resumed>) = 0 [pid 6327] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6322] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6328] chdir("./32") = 0 [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6321] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6328] <... prctl resumed>) = 0 [pid 6321] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6321] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6321] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6328] setpgid(0, 0) = 0 [pid 6321] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6321] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6321] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6329 attached [pid 6328] <... openat resumed>) = 3 [pid 6328] write(3, "1000", 4) = 4 [pid 6321] <... clone3 resumed> => {parent_tid=[6329]}, 88) = 6329 [pid 6328] close(3 [pid 6321] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] <... rseq resumed>) = 0 [pid 6328] <... close resumed>) = 0 [pid 6321] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] set_robust_list(0x7fb84f2059a0, 24 [pid 6321] <... futex resumed>) = 0 [pid 6329] <... set_robust_list resumed>) = 0 [pid 6321] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] rt_sigprocmask(SIG_SETMASK, [], [pid 6328] symlink("/dev/binderfs", "./binderfs" [pid 6329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6328] <... symlink resumed>) = 0 [pid 6328] write(1, "executing program\n", 18executing program ) = 18 [pid 6328] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6320] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6320] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6329] <... madvise resumed>) = 0 [pid 6320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6320] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6328] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, ./strace-static-x86_64: Process 6330 attached [pid 6320] <... clone3 resumed> => {parent_tid=[6330]}, 88) = 6330 [pid 6320] rt_sigprocmask(SIG_SETMASK, [], [pid 6330] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6330] <... rseq resumed>) = 0 [pid 6320] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] set_robust_list(0x7fb84f2059a0, 24 [pid 6320] <... futex resumed>) = 0 [pid 6330] <... set_robust_list resumed>) = 0 [pid 6320] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6330] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6329] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... madvise resumed>) = 0 [pid 6329] <... futex resumed>) = 1 [pid 6328] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6321] <... futex resumed>) = 0 [pid 6328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6323] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6328] <... mmap resumed>) = 0x7fb84f206000 [pid 6323] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6323] <... futex resumed>) = 0 [pid 6329] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] <... mprotect resumed>) = 0 [pid 6323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6328] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6323] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6323] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6328] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6323] <... mprotect resumed>) = 0 [pid 6328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6323] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6331 attached [], 8) = 0 [pid 6331] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6328] <... clone3 resumed> => {parent_tid=[6331]}, 88) = 6331 [pid 6323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6332 attached [pid 6331] <... rseq resumed>) = 0 [pid 6328] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] set_robust_list(0x7fb84f2269a0, 24 [pid 6323] <... clone3 resumed> => {parent_tid=[6332]}, 88) = 6332 [pid 6332] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6331] <... set_robust_list resumed>) = 0 [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6323] rt_sigprocmask(SIG_SETMASK, [], [pid 6332] <... rseq resumed>) = 0 [pid 6331] rt_sigprocmask(SIG_SETMASK, [], [pid 6330] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6332] set_robust_list(0x7fb84f2059a0, 24 [pid 6331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6330] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6323] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... futex resumed>) = 0 [pid 6332] <... set_robust_list resumed>) = 0 [pid 6331] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6330] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6323] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6332] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] <... openat resumed>) = 3 [pid 6323] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6332] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6331] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6322] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6331] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] <... madvise resumed>) = 0 [pid 6328] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... mprotect resumed>) = 0 [pid 6322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6328] <... futex resumed>) = 1 [pid 6332] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] <... futex resumed>) = 0 [pid 6332] <... futex resumed>) = 1 [pid 6323] <... futex resumed>) = 0 [pid 6331] dup(3 [pid 6322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6332] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6333 attached [pid 6331] <... dup resumed>) = 4 [pid 6331] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... clone3 resumed> => {parent_tid=[6333]}, 88) = 6333 [pid 6331] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6333] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6331] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] <... futex resumed>) = 0 [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6333] <... rseq resumed>) = 0 [pid 6331] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6328] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6333] set_robust_list(0x7fb84f2059a0, 24 [pid 6322] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... set_robust_list resumed>) = 0 [pid 6333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6333] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6327] <... mmap resumed>) = 0x20000000 [pid 6325] <... mmap resumed>) = 0x20000000 [pid 6325] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] exit_group(0 [pid 6327] <... futex resumed>) = 0 [pid 6320] <... exit_group resumed>) = ? [pid 6330] <... futex resumed>) = ? [pid 6327] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6325] <... futex resumed>) = ? [pid 6324] <... mmap resumed>) = 0x20000000 [pid 6333] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] +++ exited with 0 +++ [pid 6326] <... mmap resumed>) = 0x20000000 [pid 6324] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 1 [pid 6324] <... futex resumed>) = 0 [pid 6333] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6321] exit_group(0 [pid 6324] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6329] <... futex resumed>) = ? [pid 6324] <... futex resumed>) = ? [pid 6321] <... exit_group resumed>) = ? [pid 6329] +++ exited with 0 +++ [pid 6326] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 0 [pid 6326] <... futex resumed>) = 0 [pid 6322] exit_group(0 [pid 6333] <... futex resumed>) = ? [pid 6327] <... futex resumed>) = ? [pid 6326] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] <... exit_group resumed>) = ? [pid 6333] +++ exited with 0 +++ [pid 6323] exit_group(0 [pid 6327] +++ exited with 0 +++ [pid 6323] <... exit_group resumed>) = ? [pid 6332] <... futex resumed>) = ? [pid 6332] +++ exited with 0 +++ [pid 6331] <... mmap resumed>) = 0x20000000 [pid 6326] <... futex resumed>) = ? [pid 6322] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6322, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6324] +++ exited with 0 +++ [pid 6321] +++ exited with 0 +++ [pid 6331] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6331] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6325] +++ exited with 0 +++ [pid 6320] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 6331] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6321, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6320, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] <... futex resumed>) = 0 [pid 5840] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6331] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6328] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 6326] +++ exited with 0 +++ [pid 6323] +++ exited with 0 +++ [pid 5841] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5841] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6323, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5841] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./33/binderfs", [pid 5841] newfstatat(AT_FDCWD, "./33/binderfs", [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./33/binderfs" [pid 5841] unlink("./33/binderfs" [pid 5840] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] getdents64(3, [pid 5841] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5841] close(3 [pid 5840] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] rmdir("./33" [pid 6331] <... madvise resumed>) = 0 [pid 5841] rmdir("./33" [pid 5840] <... rmdir resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5840] mkdir("./34", 0777 [pid 6331] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6331] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 5841] mkdir("./34", 0777 [pid 6328] exit_group(0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6328] <... exit_group resumed>) = ? [pid 5841] <... mkdir resumed>) = 0 [pid 5838] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6334 attached [pid 6331] +++ exited with 0 +++ [pid 5839] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... openat resumed>) = 3 [pid 5839] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] newfstatat(3, "", [pid 6334] set_robust_list(0x555566ac76a0, 24 [pid 5839] <... openat resumed>) = 3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, ./strace-static-x86_64: Process 6335 attached [pid 6334] <... set_robust_list resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6334 [pid 5839] newfstatat(3, "", [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6334] chdir("./34" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6335 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6335] set_robust_list(0x555566ac76a0, 24 [pid 6334] <... chdir resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6335] <... set_robust_list resumed>) = 0 [pid 6334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5839] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6334] <... prctl resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6335] chdir("./34" [pid 5838] unlink("./32/binderfs" [pid 6335] <... chdir resumed>) = 0 [pid 6334] setpgid(0, 0 [pid 5839] newfstatat(AT_FDCWD, "./33/binderfs", [pid 5838] <... unlink resumed>) = 0 [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6334] <... setpgid resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] getdents64(3, [pid 6335] <... prctl resumed>) = 0 [pid 5839] unlink("./33/binderfs" [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./32") = 0 [pid 5838] mkdir("./33", 0777 [pid 6335] setpgid(0, 0 [pid 6334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... unlink resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6335] <... setpgid resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6334] <... openat resumed>) = 3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6336 attached [pid 6334] write(3, "1000", 4 [pid 5839] close(3 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6336 [pid 6336] set_robust_list(0x555566ac76a0, 24 [pid 6335] <... openat resumed>) = 3 [pid 6334] <... write resumed>) = 4 [pid 5839] <... close resumed>) = 0 [pid 6336] <... set_robust_list resumed>) = 0 [pid 6335] write(3, "1000", 4 [pid 6334] close(3 [pid 5839] rmdir("./33" [pid 6336] chdir("./33" [pid 6335] <... write resumed>) = 4 [pid 6334] <... close resumed>) = 0 [pid 6336] <... chdir resumed>) = 0 [pid 6334] symlink("/dev/binderfs", "./binderfs"executing program [pid 5839] <... rmdir resumed>) = 0 [pid 6336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6334] <... symlink resumed>) = 0 [pid 5839] mkdir("./34", 0777 [pid 6336] <... prctl resumed>) = 0 [pid 6334] write(1, "executing program\n", 18 [pid 5839] <... mkdir resumed>) = 0 [pid 6336] setpgid(0, 0 [pid 6334] <... write resumed>) = 18 [pid 6336] <... setpgid resumed>) = 0 [pid 6334] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6334] <... futex resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6336] <... openat resumed>) = 3 [pid 6334] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6335] close(3./strace-static-x86_64: Process 6337 attached [pid 6334] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6336] write(3, "1000", 4) = 4 [pid 6334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6336] close(3 [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6336] <... close resumed>) = 0 [pid 6334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6336] symlink("/dev/binderfs", "./binderfs" [pid 6334] <... mmap resumed>) = 0x7fb84f206000 [pid 6337] set_robust_list(0x555566ac76a0, 24 [pid 6336] <... symlink resumed>) = 0 [pid 6335] <... close resumed>) = 0 executing program [pid 6334] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6337 [pid 6337] <... set_robust_list resumed>) = 0 [pid 6336] write(1, "executing program\n", 18 [pid 6335] symlink("/dev/binderfs", "./binderfs" [pid 6334] <... mprotect resumed>) = 0 [pid 6337] chdir("./34" [pid 6336] <... write resumed>) = 18 executing program [pid 6335] <... symlink resumed>) = 0 [pid 6334] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6337] <... chdir resumed>) = 0 [pid 6336] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] write(1, "executing program\n", 18 [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6335] <... write resumed>) = 18 [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6336] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6335] <... futex resumed>) = 0 [pid 6334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6338 attached [pid 6337] <... prctl resumed>) = 0 [pid 6336] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6335] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6338] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6337] setpgid(0, 0 [pid 6336] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6335] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6334] <... clone3 resumed> => {parent_tid=[6338]}, 88) = 6338 [pid 6338] <... rseq resumed>) = 0 [pid 6337] <... setpgid resumed>) = 0 [pid 6336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6335] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6338] set_robust_list(0x7fb84f2269a0, 24 [pid 6336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6338] <... set_robust_list resumed>) = 0 [pid 6336] <... mmap resumed>) = 0x7fb84f206000 [pid 6335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6338] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6336] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6335] <... mmap resumed>) = 0x7fb84f206000 [pid 6334] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6336] <... mprotect resumed>) = 0 [pid 6335] <... mprotect resumed>) = 0 [pid 6334] <... futex resumed>) = 0 [pid 6338] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6336] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6335] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6334] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6337] <... openat resumed>) = 3 [pid 6335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6336] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6339 attached [pid 6336] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6335] <... clone3 resumed> => {parent_tid=[6339]}, 88) = 6339 [pid 6337] write(3, "1000", 4./strace-static-x86_64: Process 6340 attached [pid 6339] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6337] <... write resumed>) = 4 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], [pid 6340] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6339] <... rseq resumed>) = 0 [pid 6337] close(3 [pid 6336] <... clone3 resumed> => {parent_tid=[6340]}, 88) = 6340 [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] <... rseq resumed>) = 0 [pid 6339] set_robust_list(0x7fb84f2269a0, 24 [pid 6336] rt_sigprocmask(SIG_SETMASK, [], [pid 6335] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] set_robust_list(0x7fb84f2269a0, 24 [pid 6339] <... set_robust_list resumed>) = 0 [pid 6337] <... close resumed>) = 0 [pid 6336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6340] <... set_robust_list resumed>) = 0 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] symlink("/dev/binderfs", "./binderfs" [pid 6336] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] rt_sigprocmask(SIG_SETMASK, [], [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6336] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6337] <... symlink resumed>) = 0 [pid 6340] <... openat resumed>) = 3 [pid 6339] <... openat resumed>) = 3 [pid 6338] <... openat resumed>) = 3 executing program [pid 6337] write(1, "executing program\n", 18 [pid 6328] +++ exited with 0 +++ [pid 6339] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... write resumed>) = 18 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6328, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6340] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... futex resumed>) = 1 [pid 6338] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = 1 [pid 6339] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] <... futex resumed>) = 1 [pid 6337] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = 0 [pid 6340] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6336] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 6334] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6339] dup(3 [pid 6338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... futex resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6340] dup(3 [pid 6339] <... dup resumed>) = 4 [pid 6338] dup(3 [pid 6337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6336] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... dup resumed>) = 4 [pid 6339] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... dup resumed>) = 4 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6340] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... futex resumed>) = 1 [pid 6338] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6335] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = 1 [pid 6339] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] <... futex resumed>) = 1 [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... mmap resumed>) = 0x7fb84f206000 [pid 6334] <... futex resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 6340] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6336] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 6334] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6339] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6336] <... futex resumed>) = 0 [pid 6335] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... futex resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 6340] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6338] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6334] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6337] <... mprotect resumed>) = 0 [pid 6336] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] getdents64(3, [pid 6337] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6341 attached ) = -1 EINVAL (Invalid argument) [pid 6337] <... clone3 resumed> => {parent_tid=[6341]}, 88) = 6341 [pid 5844] newfstatat(AT_FDCWD, "./32/binderfs", [pid 6341] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6341] <... rseq resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] unlink("./32/binderfs" [pid 6341] set_robust_list(0x7fb84f2269a0, 24 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 6341] <... set_robust_list resumed>) = 0 [pid 6341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6337] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6337] <... futex resumed>) = 0 [pid 5844] getdents64(3, [pid 6337] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 6341] <... openat resumed>) = 3 [pid 5844] rmdir("./32" [pid 6341] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... rmdir resumed>) = 0 [pid 6341] <... futex resumed>) = 1 [pid 6337] <... futex resumed>) = 0 [pid 6337] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6337] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] dup(3) = 4 [pid 6341] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6337] <... futex resumed>) = 0 [pid 5844] mkdir("./33", 0777 [pid 6341] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... mkdir resumed>) = 0 [pid 6341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] <... futex resumed>) = 0 [pid 6337] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6342 attached [pid 6342] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6342] chdir("./33") = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6342 [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6342] setpgid(0, 0) = 0 [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6342] write(3, "1000", 4) = 4 [pid 6342] close(3executing program ) = 0 [pid 6342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6342] write(1, "executing program\n", 18) = 18 [pid 6342] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6342] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6335] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6343 attached [pid 6335] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6335] <... futex resumed>) = 0 [pid 6334] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6342] <... clone3 resumed> => {parent_tid=[6343]}, 88) = 6343 [pid 6336] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6335] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6334] <... futex resumed>) = 0 [pid 6343] <... rseq resumed>) = 0 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 6336] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6343] set_robust_list(0x7fb84f2269a0, 24 [pid 6336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6335] <... mprotect resumed>) = 0 [pid 6334] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6343] <... set_robust_list resumed>) = 0 [pid 6336] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6335] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6334] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6343] rt_sigprocmask(SIG_SETMASK, [], [pid 6342] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6335] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6334] <... mprotect resumed>) = 0 [pid 6343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6336] <... mprotect resumed>) = 0 [pid 6335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6342] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6334] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6344 attached [pid 6343] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6336] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6343] <... openat resumed>) = 3 [pid 6336] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6343] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6335] <... clone3 resumed> => {parent_tid=[6344]}, 88) = 6344 [pid 6334] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6344] <... rseq resumed>) = 0 [pid 6343] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6345 attached [pid 6344] set_robust_list(0x7fb84f2059a0, 24 [pid 6343] dup(3 [pid 6342] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6342] <... futex resumed>) = 0 [pid 6336] <... clone3 resumed> => {parent_tid=[6345]}, 88) = 6345 [pid 6342] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6336] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6336] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6345] set_robust_list(0x7fb84f2059a0, 24 [pid 6337] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6345] <... set_robust_list resumed>) = 0 [pid 6337] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6345] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6343] <... dup resumed>) = 4 [pid 6337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6346 attached [pid 6344] <... set_robust_list resumed>) = 0 [pid 6346] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6344] rt_sigprocmask(SIG_SETMASK, [], [pid 6343] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... clone3 resumed> => {parent_tid=[6346]}, 88) = 6346 [pid 6346] <... rseq resumed>) = 0 [pid 6344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6343] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6337] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6335] <... futex resumed>) = 0 [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6346] set_robust_list(0x7fb84f2059a0, 24 [pid 6345] <... madvise resumed>) = 0 [pid 6344] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6343] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6335] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6346] <... set_robust_list resumed>) = 0 [pid 6345] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] rt_sigprocmask(SIG_SETMASK, [], [pid 6334] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6345] <... futex resumed>) = 1 [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6346] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6345] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6343] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6342] <... futex resumed>) = 0 [pid 6337] <... mprotect resumed>) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6346] <... madvise resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6342] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6337] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6347 attached => {parent_tid=[6347]}, 88) = 6347 [pid 6347] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], [pid 6347] <... rseq resumed>) = 0 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6347] set_robust_list(0x7fb84f2059a0, 24 [pid 6337] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... set_robust_list resumed>) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6347] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6347] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6344] <... madvise resumed>) = 0 [pid 6334] <... futex resumed>) = 0 [pid 6334] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... futex resumed>) = 1 [pid 6344] <... futex resumed>) = 1 [pid 6335] <... futex resumed>) = 0 [pid 6334] <... futex resumed>) = 0 [pid 6346] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] <... madvise resumed>) = 0 [pid 6347] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6337] <... futex resumed>) = 0 [pid 6347] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6342] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6342] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6342] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6340] <... mmap resumed>) = 0x20000000 [pid 6342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6340] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6348 attached [pid 6343] <... mmap resumed>) = 0x20000000 [pid 6341] <... mmap resumed>) = 0x20000000 [pid 6340] <... futex resumed>) = 0 [pid 6339] <... mmap resumed>) = 0x20000000 [pid 6338] <... mmap resumed>) = 0x20000000 [pid 6348] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6343] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... clone3 resumed> => {parent_tid=[6348]}, 88) = 6348 [pid 6340] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6339] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] exit_group(0 [pid 6341] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... rseq resumed>) = 0 [pid 6345] <... futex resumed>) = ? [pid 6343] <... futex resumed>) = 0 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 6341] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = ? [pid 6339] <... futex resumed>) = 0 [pid 6336] <... exit_group resumed>) = ? [pid 6348] set_robust_list(0x7fb84f2059a0, 24 [pid 6345] +++ exited with 0 +++ [pid 6343] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6341] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6340] +++ exited with 0 +++ [pid 6339] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] <... futex resumed>) = 0 [pid 6348] <... set_robust_list resumed>) = 0 [pid 6342] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] exit_group(0 [pid 6335] exit_group(0 [pid 6334] exit_group(0 [pid 6348] rt_sigprocmask(SIG_SETMASK, [], [pid 6347] <... futex resumed>) = ? [pid 6346] <... futex resumed>) = ? [pid 6344] <... futex resumed>) = ? [pid 6342] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = ? [pid 6339] <... futex resumed>) = ? [pid 6338] <... futex resumed>) = ? [pid 6337] <... exit_group resumed>) = ? [pid 6335] <... exit_group resumed>) = ? [pid 6334] <... exit_group resumed>) = ? [pid 6348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6347] +++ exited with 0 +++ [pid 6346] +++ exited with 0 +++ [pid 6344] +++ exited with 0 +++ [pid 6342] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] +++ exited with 0 +++ [pid 6339] +++ exited with 0 +++ [pid 6338] +++ exited with 0 +++ [pid 6337] +++ exited with 0 +++ [pid 6336] +++ exited with 0 +++ [pid 6335] +++ exited with 0 +++ [pid 6348] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6337, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6336, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6335, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5838] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", [pid 5839] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 6334] +++ exited with 0 +++ [pid 5839] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... openat resumed>) = 3 [pid 5838] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6334, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] newfstatat(3, "", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6348] <... madvise resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6348] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] unlink("./33/binderfs" [pid 6348] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 5839] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... unlink resumed>) = 0 [pid 6348] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] exit_group(0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 6348] <... futex resumed>) = ? [pid 6343] <... futex resumed>) = ? [pid 6342] <... exit_group resumed>) = ? [pid 5839] newfstatat(AT_FDCWD, "./34/binderfs", [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6348] +++ exited with 0 +++ [pid 6343] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] close(3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] unlink("./34/binderfs" [pid 5838] <... close resumed>) = 0 [pid 5841] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(3, "", [pid 5841] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5838] rmdir("./33" [pid 5841] <... openat resumed>) = 3 [pid 5840] getdents64(3, [pid 5841] newfstatat(3, "", [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5838] <... rmdir resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] newfstatat(AT_FDCWD, "./34/binderfs", [pid 5841] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] mkdir("./34", 0777 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] unlink("./34/binderfs" [pid 5839] close(3 [pid 5841] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5841] unlink("./34/binderfs" [pid 5838] <... mkdir resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] rmdir("./34" [pid 5841] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6349 attached [pid 5841] close(3 [pid 5840] close(3 [pid 5839] mkdir("./35", 0777 [pid 6349] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... close resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6349 [pid 6349] <... set_robust_list resumed>) = 0 [pid 5841] rmdir("./34" [pid 5840] rmdir("./34" [pid 6349] chdir("./34" [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6349] <... chdir resumed>) = 0 [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6342] +++ exited with 0 +++ [pid 6349] <... prctl resumed>) = 0 [pid 5841] mkdir("./35", 0777 [pid 5840] mkdir("./35", 0777 [pid 6349] setpgid(0, 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6342, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6349] <... setpgid resumed>) = 0 [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... mkdir resumed>) = 0 [pid 6349] <... openat resumed>) = 3 [pid 6349] write(3, "1000", 4) = 4 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6350 attached [pid 6349] close(3) = 0 [pid 6350] set_robust_list(0x555566ac76a0, 24 [pid 6349] symlink("/dev/binderfs", "./binderfs" [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6350 [pid 6350] <... set_robust_list resumed>) = 0 [pid 6349] <... symlink resumed>) = 0 executing program [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6350] chdir("./35" [pid 6349] write(1, "executing program\n", 18) = 18 [pid 6350] <... chdir resumed>) = 0 [pid 6349] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6349] <... futex resumed>) = 0 [pid 5844] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6350] <... prctl resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6350] setpgid(0, 0 [pid 6349] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6350] <... setpgid resumed>) = 0 [pid 6349] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6351 attached ) = 0x7fb84f206000 ./strace-static-x86_64: Process 6352 attached [pid 6350] <... openat resumed>) = 3 [pid 6349] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5844] <... openat resumed>) = 3 [pid 6351] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6350] write(3, "1000", 4 [pid 6349] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] newfstatat(3, "", [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6352 [pid 6352] set_robust_list(0x555566ac76a0, 24 [pid 6351] chdir("./35" [pid 6352] <... set_robust_list resumed>) = 0 [pid 6350] <... write resumed>) = 4 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6351 [pid 6351] <... chdir resumed>) = 0 [pid 6352] chdir("./35" [pid 5844] getdents64(3, [pid 6351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6350] close(3 [pid 6349] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6352] <... chdir resumed>) = 0 [pid 6351] setpgid(0, 0 [pid 6350] <... close resumed>) = 0 [pid 6349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6353 attached [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6351] <... setpgid resumed>) = 0 [pid 6350] symlink("/dev/binderfs", "./binderfs" [pid 5844] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6353] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6352] <... prctl resumed>) = 0 [pid 6351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6350] <... symlink resumed>) = 0 [pid 6349] <... clone3 resumed> => {parent_tid=[6353]}, 88) = 6353 executing program [pid 6350] write(1, "executing program\n", 18 [pid 6349] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] <... write resumed>) = 18 [pid 6349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... futex resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6350] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6349] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6353] <... rseq resumed>) = 0 [pid 6352] setpgid(0, 0 [pid 6351] <... openat resumed>) = 3 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6353] set_robust_list(0x7fb84f2269a0, 24 [pid 6352] <... setpgid resumed>) = 0 [pid 6351] write(3, "1000", 4 [pid 6353] <... set_robust_list resumed>) = 0 [pid 6353] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6351] <... write resumed>) = 4 [pid 6350] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6350] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] unlink("./33/binderfs" [pid 6353] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6351] close(3 [pid 6350] <... mprotect resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 6352] <... openat resumed>) = 3 [pid 6352] write(3, "1000", 4 [pid 6351] <... close resumed>) = 0 [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] getdents64(3, [pid 6353] <... openat resumed>) = 3 [pid 6352] <... write resumed>) = 4 [pid 6351] symlink("/dev/binderfs", "./binderfs" [pid 6352] close(3 [pid 6350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6352] <... close resumed>) = 0 [pid 6352] symlink("/dev/binderfs", "./binderfs" [pid 6353] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] close(3./strace-static-x86_64: Process 6354 attached [pid 6353] <... futex resumed>) = 1 [pid 6349] <... futex resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 6353] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6351] <... symlink resumed>) = 0 [pid 6350] <... clone3 resumed> => {parent_tid=[6354]}, 88) = 6354 [pid 6349] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] rmdir("./33" [pid 6354] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] <... symlink resumed>) = 0 executing program [pid 6351] write(1, "executing program\n", 18 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] <... futex resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 executing program [pid 6354] <... rseq resumed>) = 0 [pid 6353] dup(3 [pid 6352] write(1, "executing program\n", 18 [pid 6351] <... write resumed>) = 18 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] set_robust_list(0x7fb84f2269a0, 24 [pid 6353] <... dup resumed>) = 4 [pid 6352] <... write resumed>) = 18 [pid 6351] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] mkdir("./34", 0777 [pid 6354] <... set_robust_list resumed>) = 0 [pid 6353] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6354] rt_sigprocmask(SIG_SETMASK, [], [pid 6353] <... futex resumed>) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6351] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6349] <... futex resumed>) = 0 [pid 6354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6351] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6350] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... mkdir resumed>) = 0 [pid 6349] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6351] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6354] <... openat resumed>) = 3 [pid 6349] <... futex resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6354] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6352] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] <... futex resumed>) = 1 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6350] <... futex resumed>) = 0 [pid 6354] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6351] <... mmap resumed>) = 0x7fb84f206000 [pid 6352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6351] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6352] <... mmap resumed>) = 0x7fb84f206000 [pid 6351] <... mprotect resumed>) = 0 [pid 6352] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6351] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6352] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6355 attached [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6350] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] set_robust_list(0x555566ac76a0, 24 [pid 6354] <... futex resumed>) = 0 [pid 6352] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6351] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6350] <... futex resumed>) = 1 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6355 [pid 6355] <... set_robust_list resumed>) = 0 [pid 6354] dup(3 [pid 6352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6351] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6350] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6357 attached ./strace-static-x86_64: Process 6356 attached [pid 6355] chdir("./34" [pid 6354] <... dup resumed>) = 4 [pid 6357] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6356] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6357] <... rseq resumed>) = 0 [pid 6356] <... rseq resumed>) = 0 [pid 6355] <... chdir resumed>) = 0 [pid 6357] set_robust_list(0x7fb84f2269a0, 24 [pid 6356] set_robust_list(0x7fb84f2269a0, 24 [pid 6357] <... set_robust_list resumed>) = 0 [pid 6355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6356] <... set_robust_list resumed>) = 0 [pid 6357] rt_sigprocmask(SIG_SETMASK, [], [pid 6356] rt_sigprocmask(SIG_SETMASK, [], [pid 6355] <... prctl resumed>) = 0 [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] setpgid(0, 0 [pid 6357] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] <... setpgid resumed>) = 0 [pid 6355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6354] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... clone3 resumed> => {parent_tid=[6356]}, 88) = 6356 [pid 6351] <... clone3 resumed> => {parent_tid=[6357]}, 88) = 6357 [pid 6354] <... futex resumed>) = 1 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] <... futex resumed>) = 0 [pid 6354] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6355] <... openat resumed>) = 3 [pid 6354] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6352] <... futex resumed>) = 1 [pid 6351] <... futex resumed>) = 1 [pid 6350] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6356] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6355] write(3, "1000", 4 [pid 6357] <... openat resumed>) = 3 [pid 6355] <... write resumed>) = 4 [pid 6357] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... openat resumed>) = 3 [pid 6355] close(3 [pid 6352] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] <... futex resumed>) = 0 [pid 6356] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... close resumed>) = 0 [pid 6352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] <... futex resumed>) = 0 [pid 6355] symlink("/dev/binderfs", "./binderfs" [pid 6352] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] dup(3 [pid 6355] <... symlink resumed>) = 0 executing program [pid 6352] <... futex resumed>) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6357] dup(3 [pid 6356] <... dup resumed>) = 4 [pid 6355] write(1, "executing program\n", 18 [pid 6352] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] <... dup resumed>) = 4 [pid 6356] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... write resumed>) = 18 [pid 6351] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... futex resumed>) = 0 [pid 6355] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] <... futex resumed>) = 0 [pid 6356] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6355] <... futex resumed>) = 0 [pid 6352] <... futex resumed>) = 0 [pid 6351] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6351] <... futex resumed>) = 0 [pid 6351] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6352] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6349] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6355] <... mmap resumed>) = 0x7fb84f206000 [pid 6349] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6355] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6349] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6355] <... mprotect resumed>) = 0 [pid 6349] <... mprotect resumed>) = 0 [pid 6355] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6349] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6355] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6349] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6358 attached [pid 6355] <... clone3 resumed> => {parent_tid=[6359]}, 88) = 6359 [pid 6349] <... clone3 resumed> => {parent_tid=[6358]}, 88) = 6358 [pid 6355] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] rt_sigprocmask(SIG_SETMASK, [], [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6355] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6359 attached [pid 6349] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6358] set_robust_list(0x7fb84f2059a0, 24 [pid 6359] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6358] <... set_robust_list resumed>) = 0 [pid 6359] <... rseq resumed>) = 0 [pid 6358] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] set_robust_list(0x7fb84f2269a0, 24 [pid 6358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6358] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6359] <... set_robust_list resumed>) = 0 [pid 6350] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] <... futex resumed>) = 0 [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6359] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6350] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6359] <... openat resumed>) = 3 [pid 6350] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6359] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6358] <... madvise resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6350] <... mprotect resumed>) = 0 [pid 6359] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6359] dup(3 [pid 6350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6359] <... dup resumed>) = 4 [pid 6350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6359] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = 0 [pid 6355] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6360 attached [pid 6359] <... futex resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6360] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6359] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6358] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] <... clone3 resumed> => {parent_tid=[6360]}, 88) = 6360 [pid 6360] <... rseq resumed>) = 0 [pid 6358] <... futex resumed>) = 1 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] <... futex resumed>) = 0 [pid 6360] set_robust_list(0x7fb84f2059a0, 24 [pid 6358] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] <... set_robust_list resumed>) = 0 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6350] <... futex resumed>) = 0 [pid 6360] <... madvise resumed>) = 0 [pid 6350] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6351] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6360] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6351] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6352] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6351] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6351] <... mprotect resumed>) = 0 [pid 6352] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6351] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6352] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6351] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6352] <... mprotect resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6351] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6361 attached ./strace-static-x86_64: Process 6362 attached [pid 6361] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6352] <... clone3 resumed> => {parent_tid=[6361]}, 88) = 6361 [pid 6362] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6361] <... rseq resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6361] set_robust_list(0x7fb84f2059a0, 24 [pid 6352] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... clone3 resumed> => {parent_tid=[6362]}, 88) = 6362 [pid 6362] <... rseq resumed>) = 0 [pid 6362] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6351] rt_sigprocmask(SIG_SETMASK, [], [pid 6352] <... futex resumed>) = 0 [pid 6352] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] rt_sigprocmask(SIG_SETMASK, [], [pid 6361] <... set_robust_list resumed>) = 0 [pid 6351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6361] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6361] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6351] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6351] <... futex resumed>) = 0 [pid 6351] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] <... madvise resumed>) = 0 [pid 6361] <... madvise resumed>) = 0 [pid 6355] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6362] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6355] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... futex resumed>) = 0 [pid 6361] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = 0 [pid 6361] <... futex resumed>) = 1 [pid 6355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6352] <... futex resumed>) = 0 [pid 6362] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6361] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6355] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6355] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6363 attached [pid 6363] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6355] <... clone3 resumed> => {parent_tid=[6363]}, 88) = 6363 [pid 6363] <... rseq resumed>) = 0 [pid 6355] rt_sigprocmask(SIG_SETMASK, [], [pid 6363] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] rt_sigprocmask(SIG_SETMASK, [], [pid 6355] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6363] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6355] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] <... madvise resumed>) = 0 [pid 6363] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6355] <... futex resumed>) = 0 [pid 6363] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6354] <... mmap resumed>) = 0x20000000 [pid 6356] <... mmap resumed>) = 0x20000000 [pid 6359] <... mmap resumed>) = 0x20000000 [pid 6357] <... mmap resumed>) = 0x20000000 [pid 6354] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... mmap resumed>) = 0x20000000 [pid 6359] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = 0 [pid 6352] exit_group(0 [pid 6350] exit_group(0 [pid 6361] <... futex resumed>) = ? [pid 6360] <... futex resumed>) = ? [pid 6359] <... futex resumed>) = 0 [pid 6357] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... futex resumed>) = ? [pid 6353] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... exit_group resumed>) = ? [pid 6350] <... exit_group resumed>) = ? [pid 6361] +++ exited with 0 +++ [pid 6360] +++ exited with 0 +++ [pid 6359] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] <... futex resumed>) = 0 [pid 6356] +++ exited with 0 +++ [pid 6354] +++ exited with 0 +++ [pid 6353] <... futex resumed>) = 0 [pid 6357] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6351] exit_group(0 [pid 6349] exit_group(0 [pid 6362] <... futex resumed>) = ? [pid 6358] <... futex resumed>) = ? [pid 6357] <... futex resumed>) = ? [pid 6353] <... futex resumed>) = ? [pid 6351] <... exit_group resumed>) = ? [pid 6349] <... exit_group resumed>) = ? [pid 6362] +++ exited with 0 +++ [pid 6358] +++ exited with 0 +++ [pid 6357] +++ exited with 0 +++ [pid 6355] exit_group(0 [pid 6353] +++ exited with 0 +++ [pid 6352] +++ exited with 0 +++ [pid 6351] +++ exited with 0 +++ [pid 6350] +++ exited with 0 +++ [pid 6363] <... futex resumed>) = ? [pid 6359] <... futex resumed>) = ? [pid 6355] <... exit_group resumed>) = ? [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6351, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6352, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6350, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6363] +++ exited with 0 +++ [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... openat resumed>) = 3 [pid 6359] +++ exited with 0 +++ [pid 6355] +++ exited with 0 +++ [pid 5841] newfstatat(3, "", [pid 5840] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6355, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] newfstatat(3, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5839] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./35/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./35/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] unlink("./35/binderfs" [pid 5840] unlink("./35/binderfs" [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./35/binderfs", [pid 5840] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(3, [pid 5840] close(3 [pid 5839] unlink("./35/binderfs" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... close resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] close(3 [pid 5840] rmdir("./35" [pid 5844] <... openat resumed>) = 3 [pid 5841] <... close resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5841] rmdir("./35" [pid 5840] mkdir("./36", 0777 [pid 5839] getdents64(3, [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] getdents64(3, [pid 5839] close(3 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... close resumed>) = 0 [pid 5844] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] rmdir("./35" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5844] unlink("./34/binderfs" [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6364 attached [pid 5844] <... unlink resumed>) = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./34") = 0 [pid 6364] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6364] chdir("./36" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6364 [pid 5841] <... rmdir resumed>) = 0 [pid 6364] <... chdir resumed>) = 0 [pid 5844] mkdir("./35", 0777 [pid 5839] mkdir("./36", 0777 [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... mkdir resumed>) = 0 [pid 5841] mkdir("./36", 0777 [pid 6364] <... prctl resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6364] setpgid(0, 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6349] +++ exited with 0 +++ [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6366 attached ./strace-static-x86_64: Process 6365 attached [pid 6364] <... setpgid resumed>) = 0 [pid 6366] set_robust_list(0x555566ac76a0, 24 [pid 6365] set_robust_list(0x555566ac76a0, 24 [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6365 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6349, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 6366] <... set_robust_list resumed>) = 0 [pid 6365] <... set_robust_list resumed>) = 0 [pid 6366] chdir("./35" [pid 6365] chdir("./36" [pid 6364] <... openat resumed>) = 3 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6366 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6366] <... chdir resumed>) = 0 [pid 6365] <... chdir resumed>) = 0 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6364] write(3, "1000", 4./strace-static-x86_64: Process 6367 attached [pid 6365] <... prctl resumed>) = 0 [pid 6367] set_robust_list(0x555566ac76a0, 24 [pid 6366] <... prctl resumed>) = 0 [pid 6364] <... write resumed>) = 4 [pid 6365] setpgid(0, 0 [pid 6366] setpgid(0, 0 [pid 6365] <... setpgid resumed>) = 0 [pid 6364] close(3 [pid 6366] <... setpgid resumed>) = 0 [pid 6367] <... set_robust_list resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6367 [pid 6367] chdir("./36" [pid 6365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6364] <... close resumed>) = 0 [pid 6367] <... chdir resumed>) = 0 [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6367] setpgid(0, 0 [pid 6366] <... openat resumed>) = 3 [pid 6365] <... openat resumed>) = 3 [pid 6364] symlink("/dev/binderfs", "./binderfs" [pid 6367] <... setpgid resumed>) = 0 [pid 6366] write(3, "1000", 4 [pid 6365] write(3, "1000", 4 [pid 6367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6366] <... write resumed>) = 4 [pid 6365] <... write resumed>) = 4 [pid 6364] <... symlink resumed>) = 0 [pid 6366] close(3 [pid 6365] close(3 [pid 6366] <... close resumed>) = 0 [pid 6365] <... close resumed>) = 0 [pid 6364] write(1, "executing program\n", 18 [pid 6367] <... openat resumed>) = 3 executing program [pid 5838] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6366] symlink("/dev/binderfs", "./binderfs" [pid 6365] symlink("/dev/binderfs", "./binderfs" [pid 6364] <... write resumed>) = 18 [pid 6364] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] write(3, "1000", 4 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6364] <... futex resumed>) = 0 [pid 6366] <... symlink resumed>) = 0 [pid 6364] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6365] <... symlink resumed>) = 0 [pid 6364] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6367] <... write resumed>) = 4 [pid 6366] write(1, "executing program\n", 18executing program executing program [pid 6365] write(1, "executing program\n", 18 [pid 5838] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6367] close(3 [pid 6366] <... write resumed>) = 18 [pid 6365] <... write resumed>) = 18 [pid 5838] <... openat resumed>) = 3 [pid 6367] <... close resumed>) = 0 [pid 6366] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] symlink("/dev/binderfs", "./binderfs" [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] <... futex resumed>) = 0 [pid 6365] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] newfstatat(3, "", [pid 6367] <... symlink resumed>) = 0 [pid 6366] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, executing program [pid 6365] <... futex resumed>) = 0 [pid 6364] <... mmap resumed>) = 0x7fb84f206000 [pid 6367] write(1, "executing program\n", 18 [pid 6366] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6365] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6364] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6367] <... write resumed>) = 18 [pid 6366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6365] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6364] <... mprotect resumed>) = 0 [pid 6367] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] getdents64(3, [pid 6367] <... futex resumed>) = 0 [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6364] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6366] <... mmap resumed>) = 0x7fb84f206000 [pid 6367] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6365] <... mmap resumed>) = 0x7fb84f206000 [pid 6364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6366] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6368 attached [pid 6367] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6365] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6368] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6367] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6366] <... mprotect resumed>) = 0 [pid 6364] <... clone3 resumed> => {parent_tid=[6368]}, 88) = 6368 [pid 6365] <... mprotect resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./34/binderfs", [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6368] <... rseq resumed>) = 0 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], [pid 6368] set_robust_list(0x7fb84f2269a0, 24 [pid 6367] <... mmap resumed>) = 0x7fb84f206000 [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6368] <... set_robust_list resumed>) = 0 [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6364] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] rt_sigprocmask(SIG_SETMASK, [], [pid 6364] <... futex resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6366] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6364] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] unlink("./34/binderfs" [pid 6368] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6367] <... mprotect resumed>) = 0 [pid 6366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6368] <... openat resumed>) = 3 [pid 5838] <... unlink resumed>) = 0 [pid 6367] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6369 attached [pid 6368] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] getdents64(3, ./strace-static-x86_64: Process 6370 attached [pid 6368] <... futex resumed>) = 1 [pid 6367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6366] <... clone3 resumed> => {parent_tid=[6369]}, 88) = 6369 [pid 6364] <... futex resumed>) = 0 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] <... clone3 resumed> => {parent_tid=[6370]}, 88) = 6370 [pid 6370] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6371 attached [pid 6370] <... rseq resumed>) = 0 [pid 6369] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6368] dup(3 [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] rt_sigprocmask(SIG_SETMASK, [], [pid 6364] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] close(3 [pid 6371] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6370] set_robust_list(0x7fb84f2269a0, 24 [pid 6369] <... rseq resumed>) = 0 [pid 6368] <... dup resumed>) = 4 [pid 6367] <... clone3 resumed> => {parent_tid=[6371]}, 88) = 6371 [pid 6366] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] <... futex resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6371] <... rseq resumed>) = 0 [pid 6370] <... set_robust_list resumed>) = 0 [pid 6369] set_robust_list(0x7fb84f2269a0, 24 [pid 6368] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6366] <... futex resumed>) = 0 [pid 6365] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] rmdir("./34" [pid 6371] set_robust_list(0x7fb84f2269a0, 24 [pid 6370] rt_sigprocmask(SIG_SETMASK, [], [pid 6369] <... set_robust_list resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] <... futex resumed>) = 0 [pid 6364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6371] <... set_robust_list resumed>) = 0 [pid 6369] rt_sigprocmask(SIG_SETMASK, [], [pid 6368] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... rmdir resumed>) = 0 [pid 6371] rt_sigprocmask(SIG_SETMASK, [], [pid 6369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6364] <... futex resumed>) = 0 [pid 6371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6369] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6368] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6367] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] mkdir("./35", 0777 [pid 6371] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6370] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6369] <... openat resumed>) = 3 [pid 6367] <... futex resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6371] <... openat resumed>) = 3 [pid 6370] <... openat resumed>) = 3 [pid 6369] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6371] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = 1 [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6366] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6372 attached [pid 6371] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 1 [pid 6369] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6367] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... futex resumed>) = 0 [pid 6371] dup(3 [pid 6370] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = 0 [pid 6365] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] set_robust_list(0x555566ac76a0, 24 [pid 6371] <... dup resumed>) = 4 [pid 6369] dup(3 [pid 6372] <... set_robust_list resumed>) = 0 [pid 6371] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... dup resumed>) = 4 [pid 6370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6369] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] <... futex resumed>) = 0 [pid 6372] chdir("./35" [pid 6371] <... futex resumed>) = 0 [pid 6370] dup(3 [pid 6369] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6365] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6372 [pid 6372] <... chdir resumed>) = 0 [pid 6371] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] <... dup resumed>) = 4 [pid 6369] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6367] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = 0 [pid 6372] <... prctl resumed>) = 0 [pid 6371] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6370] <... futex resumed>) = 1 [pid 6369] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6367] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] <... futex resumed>) = 0 [pid 6370] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6365] <... futex resumed>) = 0 [pid 6370] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6365] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] setpgid(0, 0) = 0 [pid 6372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6372] write(3, "1000", 4) = 4 [pid 6372] close(3) = 0 [pid 6372] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6372] write(1, "executing program\n", 18) = 18 [pid 6372] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6372] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6364] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6364] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] <... futex resumed>) = 0 [pid 6372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6372] <... mmap resumed>) = 0x7fb84f206000 [pid 6364] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6372] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6364] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6372] <... mprotect resumed>) = 0 [pid 6364] <... mprotect resumed>) = 0 [pid 6364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6372] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6373 attached [], 8) = 0 [pid 6364] <... clone3 resumed> => {parent_tid=[6373]}, 88) = 6373 [pid 6372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6374 attached [pid 6364] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6372] <... clone3 resumed> => {parent_tid=[6374]}, 88) = 6374 [pid 6364] <... futex resumed>) = 0 [pid 6374] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6373] <... rseq resumed>) = 0 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], [pid 6364] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] <... rseq resumed>) = 0 [pid 6373] set_robust_list(0x7fb84f2059a0, 24 [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6373] <... set_robust_list resumed>) = 0 [pid 6372] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] <... futex resumed>) = 0 [pid 6373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6373] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6372] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6374] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6374] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6374] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6367] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6372] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 1 [pid 6367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6366] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... madvise resumed>) = 0 [pid 6372] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] dup(3 [pid 6366] <... futex resumed>) = 0 [pid 6374] <... dup resumed>) = 4 [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6374] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6366] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6374] <... futex resumed>) = 1 [pid 6373] <... futex resumed>) = 1 [pid 6372] <... futex resumed>) = 0 [pid 6367] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6366] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6365] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6364] <... futex resumed>) = 0 [pid 6374] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... mprotect resumed>) = 0 [pid 6365] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] <... futex resumed>) = 0 [pid 6367] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6365] <... futex resumed>) = 0 [pid 6374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6372] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6366] <... mprotect resumed>) = 0 [pid 6365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6374] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6365] <... mmap resumed>) = 0x7fb84f1e5000 ./strace-static-x86_64: Process 6375 attached [pid 6366] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6365] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6375] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6367] <... clone3 resumed> => {parent_tid=[6375]}, 88) = 6375 [pid 6366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6365] <... mprotect resumed>) = 0 [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6375] <... rseq resumed>) = 0 [pid 6366] <... clone3 resumed> => {parent_tid=[6376]}, 88) = 6376 [pid 6365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6375] set_robust_list(0x7fb84f2059a0, 24 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6376 attached [pid 6375] <... set_robust_list resumed>) = 0 [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6375] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] <... futex resumed>) = 0 [pid 6366] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... clone3 resumed> => {parent_tid=[6377]}, 88) = 6377 ./strace-static-x86_64: Process 6377 attached [pid 6376] <... rseq resumed>) = 0 [pid 6375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] <... futex resumed>) = 0 [pid 6365] rt_sigprocmask(SIG_SETMASK, [], [pid 6377] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6376] set_robust_list(0x7fb84f2059a0, 24 [pid 6375] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6366] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] <... rseq resumed>) = 0 [pid 6365] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] <... set_robust_list resumed>) = 0 [pid 6375] <... madvise resumed>) = 0 [pid 6377] set_robust_list(0x7fb84f2059a0, 24 [pid 6376] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] <... futex resumed>) = 0 [pid 6377] <... set_robust_list resumed>) = 0 [pid 6376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6377] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6376] <... madvise resumed>) = 0 [pid 6377] <... madvise resumed>) = 0 [pid 6376] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6375] <... futex resumed>) = 1 [pid 6375] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6367] <... futex resumed>) = 0 [pid 6377] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 1 [pid 6365] <... futex resumed>) = 0 [pid 6377] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6376] <... futex resumed>) = 1 [pid 6372] <... futex resumed>) = 0 [pid 6376] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6366] <... futex resumed>) = 0 [pid 6372] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6372] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6372] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6378 attached [pid 6378] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6372] <... clone3 resumed> => {parent_tid=[6378]}, 88) = 6378 [pid 6378] <... rseq resumed>) = 0 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], [pid 6378] set_robust_list(0x7fb84f2059a0, 24 [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6378] <... set_robust_list resumed>) = 0 [pid 6372] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6378] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6372] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] <... mmap resumed>) = 0x20000000 [pid 6371] <... mmap resumed>) = 0x20000000 [pid 6371] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... mmap resumed>) = 0x20000000 [pid 6369] <... mmap resumed>) = 0x20000000 [pid 6368] <... mmap resumed>) = 0x20000000 [pid 6374] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] exit_group(0 [pid 6375] <... futex resumed>) = ? [pid 6374] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = ? [pid 6370] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = 0 [pid 6378] <... madvise resumed>) = 0 [pid 6368] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... exit_group resumed>) = ? [pid 6378] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] +++ exited with 0 +++ [pid 6374] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] <... futex resumed>) = 0 [pid 6369] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] <... futex resumed>) = 0 [pid 6370] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] exit_group(0 [pid 6365] exit_group(0 [pid 6364] exit_group(0 [pid 6378] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = ? [pid 6376] <... futex resumed>) = ? [pid 6372] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = ? [pid 6369] <... futex resumed>) = ? [pid 6366] <... exit_group resumed>) = ? [pid 6368] <... futex resumed>) = ? [pid 6365] <... exit_group resumed>) = ? [pid 6364] <... exit_group resumed>) = ? [pid 6373] <... futex resumed>) = ? [pid 6378] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] +++ exited with 0 +++ [pid 6376] +++ exited with 0 +++ [pid 6372] exit_group(0 [pid 6370] +++ exited with 0 +++ [pid 6369] +++ exited with 0 +++ [pid 6378] <... futex resumed>) = ? [pid 6374] <... futex resumed>) = ? [pid 6373] +++ exited with 0 +++ [pid 6372] <... exit_group resumed>) = ? [pid 6378] +++ exited with 0 +++ [pid 6374] +++ exited with 0 +++ [pid 6372] +++ exited with 0 +++ [pid 6368] +++ exited with 0 +++ [pid 6364] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6364, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6372, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6371] +++ exited with 0 +++ [pid 6367] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6367, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6366] +++ exited with 0 +++ [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6366, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./36/binderfs") = 0 [pid 5840] getdents64(3, [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5841] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] rmdir("./36" [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] newfstatat(3, "", [pid 5840] <... rmdir resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5844] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] mkdir("./37", 0777 [pid 5844] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5841] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5840] <... mkdir resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] getdents64(3, [pid 5841] unlink("./36/binderfs" [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... openat resumed>) = 3 [pid 5844] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... unlink resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] getdents64(3, [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] unlink("./35/binderfs" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6379 attached [pid 5844] <... unlink resumed>) = 0 [pid 5841] close(3 [pid 5838] getdents64(3, [pid 6379] set_robust_list(0x555566ac76a0, 24 [pid 5844] getdents64(3, [pid 6379] <... set_robust_list resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6379 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6379] chdir("./37" [pid 5844] close(3 [pid 5841] rmdir("./36" [pid 5838] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6379] <... chdir resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] rmdir("./35" [pid 5841] <... rmdir resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./35/binderfs", [pid 6379] <... prctl resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6379] setpgid(0, 0 [pid 5844] mkdir("./36", 0777 [pid 5841] mkdir("./37", 0777 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6379] <... setpgid resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5838] unlink("./35/binderfs" [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... mkdir resumed>) = 0 [pid 6379] <... openat resumed>) = 3 [pid 5838] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6380 attached [pid 6379] write(3, "1000", 4 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6380 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] getdents64(3, [pid 6380] set_robust_list(0x555566ac76a0, 24 [pid 6379] <... write resumed>) = 4 [pid 6380] <... set_robust_list resumed>) = 0 [pid 6379] close(3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6379] <... close resumed>) = 0 [pid 5838] close(3 [pid 6379] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... close resumed>) = 0 [pid 6380] chdir("./36" [pid 6379] <... symlink resumed>) = 0 [pid 5838] rmdir("./35"./strace-static-x86_64: Process 6381 attached executing program [pid 6380] <... chdir resumed>) = 0 [pid 6379] write(1, "executing program\n", 18 [pid 5838] <... rmdir resumed>) = 0 [pid 6381] set_robust_list(0x555566ac76a0, 24 [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6379] <... write resumed>) = 18 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6381 [pid 5838] mkdir("./36", 0777 [pid 6381] <... set_robust_list resumed>) = 0 [pid 6380] <... prctl resumed>) = 0 [pid 6379] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... mkdir resumed>) = 0 [pid 6381] chdir("./37" [pid 6380] setpgid(0, 0 [pid 6381] <... chdir resumed>) = 0 [pid 6380] <... setpgid resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6382 attached [pid 6381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6379] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6381] <... prctl resumed>) = 0 [pid 6382] set_robust_list(0x555566ac76a0, 24 [pid 6379] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6382] <... set_robust_list resumed>) = 0 [pid 6382] chdir("./36" [pid 6381] setpgid(0, 0 [pid 6380] <... openat resumed>) = 3 [pid 6379] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6382] <... chdir resumed>) = 0 [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6381] <... setpgid resumed>) = 0 [pid 6380] write(3, "1000", 4 [pid 6379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6382 [pid 6382] <... prctl resumed>) = 0 [pid 6381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6380] <... write resumed>) = 4 [pid 6379] <... mmap resumed>) = 0x7fb84f206000 [pid 6382] setpgid(0, 0) = 0 [pid 6381] <... openat resumed>) = 3 [pid 6380] close(3 [pid 6379] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6381] write(3, "1000", 4 [pid 6380] <... close resumed>) = 0 [pid 6379] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6382] <... openat resumed>) = 3 [pid 6382] write(3, "1000", 4) = 4 [pid 6382] close(3) = 0 [pid 6381] <... write resumed>) = 4 [pid 6380] symlink("/dev/binderfs", "./binderfs" [pid 6379] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6365] +++ exited with 0 +++ [pid 6382] symlink("/dev/binderfs", "./binderfs" [pid 6381] close(3) = 0 [pid 6380] <... symlink resumed>) = 0 [pid 6379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6381] symlink("/dev/binderfs", "./binderfs" [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6365, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- ./strace-static-x86_64: Process 6383 attached [pid 6382] <... symlink resumed>) = 0 [pid 6381] <... symlink resumed>) = 0 [pid 6380] write(1, "executing program\n", 18 [pid 6379] <... clone3 resumed> => {parent_tid=[6383]}, 88) = 6383 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6381] write(1, "executing program\n", 18executing program [pid 6379] rt_sigprocmask(SIG_SETMASK, [], [pid 6381] <... write resumed>) = 18 [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6381] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6379] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6381] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6381] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 6381] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6383] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6381] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6383] <... rseq resumed>) = 0 [pid 6382] write(1, "executing program\n", 18 [pid 6381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6380] <... write resumed>) = 18 ./strace-static-x86_64: Process 6384 attached [pid 6383] set_robust_list(0x7fb84f2269a0, 24 [pid 6382] <... write resumed>) = 18 [pid 6384] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6383] <... set_robust_list resumed>) = 0 [pid 6380] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... rseq resumed>) = 0 [pid 6383] rt_sigprocmask(SIG_SETMASK, [], [pid 6382] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... clone3 resumed> => {parent_tid=[6384]}, 88) = 6384 [pid 6380] <... futex resumed>) = 0 [pid 6384] set_robust_list(0x7fb84f2269a0, 24 [pid 6383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6381] rt_sigprocmask(SIG_SETMASK, [], [pid 6380] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5839] <... restart_syscall resumed>) = 0 [pid 6384] <... set_robust_list resumed>) = 0 [pid 6383] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6384] rt_sigprocmask(SIG_SETMASK, [], [pid 6382] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6380] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6383] <... openat resumed>) = 3 [pid 6384] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6383] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6382] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6383] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6379] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6381] <... futex resumed>) = 1 [pid 6380] <... mmap resumed>) = 0x7fb84f206000 [pid 6379] <... futex resumed>) = 0 [pid 6384] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6383] dup(3 [pid 6382] <... mmap resumed>) = 0x7fb84f206000 [pid 6380] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6379] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6384] <... openat resumed>) = 3 [pid 6383] <... dup resumed>) = 4 [pid 6382] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6380] <... mprotect resumed>) = 0 [pid 6384] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... mprotect resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6384] <... futex resumed>) = 1 [pid 6383] <... futex resumed>) = 1 [pid 6381] <... futex resumed>) = 0 [pid 6380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6379] <... futex resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6384] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6381] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... openat resumed>) = 3 [pid 6384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6381] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 6384] dup(3 [pid 6381] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6379] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6384] <... dup resumed>) = 4 [pid 5839] getdents64(3, [pid 6384] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6384] <... futex resumed>) = 1 [pid 6381] <... futex resumed>) = 0 [pid 5839] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6384] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6381] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6381] <... futex resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6384] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6381] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] newfstatat(AT_FDCWD, "./36/binderfs", [pid 6383] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6385 attached [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6386 attached [pid 6385] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6382] <... clone3 resumed> => {parent_tid=[6385]}, 88) = 6385 [pid 6380] <... clone3 resumed> => {parent_tid=[6386]}, 88) = 6386 [pid 5839] unlink("./36/binderfs" [pid 6386] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6385] <... rseq resumed>) = 0 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], [pid 6386] <... rseq resumed>) = 0 [pid 6385] set_robust_list(0x7fb84f2269a0, 24 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6386] set_robust_list(0x7fb84f2269a0, 24 [pid 6385] <... set_robust_list resumed>) = 0 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], [pid 6380] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] <... set_robust_list resumed>) = 0 [pid 6385] rt_sigprocmask(SIG_SETMASK, [], [pid 6382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6380] <... futex resumed>) = 0 [pid 5839] getdents64(3, [pid 6386] rt_sigprocmask(SIG_SETMASK, [], [pid 6385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] <... futex resumed>) = 0 [pid 6386] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6385] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6382] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6385] <... openat resumed>) = 3 [pid 6386] <... openat resumed>) = 3 [pid 6385] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6386] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... futex resumed>) = 1 [pid 6382] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 1 [pid 6385] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 0 [pid 5839] close(3 [pid 6386] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] <... futex resumed>) = 0 [pid 6380] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] dup(3 [pid 5839] <... close resumed>) = 0 [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6385] <... dup resumed>) = 4 [pid 6386] dup(3 [pid 6385] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 0 [pid 6382] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... dup resumed>) = 4 [pid 6385] <... futex resumed>) = 0 [pid 6382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5839] rmdir("./36" [pid 6386] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] <... futex resumed>) = 1 [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6386] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6385] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6382] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rmdir resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6380] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] mkdir("./37", 0777) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555566ac7690) = 6387 ./strace-static-x86_64: Process 6387 attached [pid 6379] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6379] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6379] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6387] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6379] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6387] chdir("./37" [pid 6379] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] <... chdir resumed>) = 0 [pid 6379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6388 attached [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6379] <... clone3 resumed> => {parent_tid=[6388]}, 88) = 6388 [pid 6388] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6381] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] <... prctl resumed>) = 0 [pid 6381] <... futex resumed>) = 0 [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] <... rseq resumed>) = 0 [pid 6381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6379] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] set_robust_list(0x7fb84f2059a0, 24 [pid 6379] <... futex resumed>) = 0 [pid 6388] <... set_robust_list resumed>) = 0 [pid 6379] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6381] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6387] setpgid(0, 0 [pid 6381] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6387] <... setpgid resumed>) = 0 [pid 6388] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6381] <... mprotect resumed>) = 0 [pid 6387] <... openat resumed>) = 3 [pid 6381] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6387] write(3, "1000", 4 [pid 6381] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] <... write resumed>) = 4 [pid 6381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6387] close(3./strace-static-x86_64: Process 6389 attached ) = 0 [pid 6387] symlink("/dev/binderfs", "./binderfs" [pid 6389] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6388] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... symlink resumed>) = 0 [pid 6381] <... clone3 resumed> => {parent_tid=[6389]}, 88) = 6389 [pid 6389] <... rseq resumed>) = 0 [pid 6389] set_robust_list(0x7fb84f2059a0, 24 [pid 6388] <... futex resumed>) = 1 executing program [pid 6381] rt_sigprocmask(SIG_SETMASK, [], [pid 6379] <... futex resumed>) = 0 [pid 6389] <... set_robust_list resumed>) = 0 [pid 6388] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] write(1, "executing program\n", 18 [pid 6382] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] <... write resumed>) = 18 [pid 6382] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6381] <... futex resumed>) = 0 [pid 6380] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6387] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6380] <... futex resumed>) = 0 [pid 6382] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6382] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6382] <... mprotect resumed>) = 0 [pid 6380] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6389] <... madvise resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6382] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6381] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] <... mprotect resumed>) = 0 [pid 6387] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6382] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6390 attached [pid 6389] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6390] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6389] <... futex resumed>) = 1 [pid 6387] <... mmap resumed>) = 0x7fb84f206000 [pid 6382] <... clone3 resumed> => {parent_tid=[6390]}, 88) = 6390 [pid 6381] <... futex resumed>) = 0 [pid 6390] <... rseq resumed>) = 0 [pid 6387] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6382] rt_sigprocmask(SIG_SETMASK, [], [pid 6390] set_robust_list(0x7fb84f2059a0, 24 [pid 6389] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6390] <... set_robust_list resumed>) = 0 [pid 6387] <... mprotect resumed>) = 0 [pid 6382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6390] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6382] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6391 attached [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6391] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6390] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6382] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] <... clone3 resumed> => {parent_tid=[6391]}, 88) = 6391 ./strace-static-x86_64: Process 6392 attached [pid 6391] <... rseq resumed>) = 0 [pid 6386] <... mmap resumed>) = 0x20000000 [pid 6385] <... mmap resumed>) = 0x20000000 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] set_robust_list(0x7fb84f2059a0, 24 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] <... set_robust_list resumed>) = 0 [pid 6380] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 6380] <... futex resumed>) = 0 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6380] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... futex resumed>) = 0 [pid 6387] <... clone3 resumed> => {parent_tid=[6392]}, 88) = 6392 [pid 6387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6387] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6387] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] <... madvise resumed>) = 0 [pid 6390] <... madvise resumed>) = 0 [pid 6386] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6392] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6385] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... mmap resumed>) = 0x20000000 [pid 6385] <... futex resumed>) = 0 [pid 6383] <... mmap resumed>) = 0x20000000 [pid 6392] <... rseq resumed>) = 0 [pid 6383] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] set_robust_list(0x7fb84f2269a0, 24 [pid 6385] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6384] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... futex resumed>) = 0 [pid 6379] exit_group(0 [pid 6392] <... set_robust_list resumed>) = 0 [pid 6391] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = ? [pid 6384] <... futex resumed>) = 0 [pid 6379] <... exit_group resumed>) = ? [pid 6392] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] <... futex resumed>) = 1 [pid 6390] <... futex resumed>) = 1 [pid 6388] +++ exited with 0 +++ [pid 6384] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] +++ exited with 0 +++ [pid 6382] <... futex resumed>) = 0 [pid 6381] exit_group(0 [pid 6380] <... futex resumed>) = 0 [pid 6390] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6389] <... futex resumed>) = ? [pid 6382] exit_group(0 [pid 6381] <... exit_group resumed>) = ? [pid 6390] <... futex resumed>) = ? [pid 6389] +++ exited with 0 +++ [pid 6385] <... futex resumed>) = ? [pid 6382] <... exit_group resumed>) = ? [pid 6390] +++ exited with 0 +++ [pid 6385] +++ exited with 0 +++ [pid 6379] +++ exited with 0 +++ [pid 6392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6384] <... futex resumed>) = ? [pid 6391] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] exit_group(0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6379, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6392] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6382] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6382, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6391] <... futex resumed>) = ? [pid 6386] <... futex resumed>) = ? [pid 6380] <... exit_group resumed>) = ? [pid 6392] <... openat resumed>) = 3 [pid 6391] +++ exited with 0 +++ [pid 6386] +++ exited with 0 +++ [pid 6384] +++ exited with 0 +++ [pid 6381] +++ exited with 0 +++ [pid 5840] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6392] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6381, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6392] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 6392] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] <... futex resumed>) = 0 [pid 5841] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] dup(3 [pid 6387] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6392] <... dup resumed>) = 4 [pid 5841] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6392] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] +++ exited with 0 +++ [pid 5841] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6392] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6380, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] newfstatat(3, "", [pid 5838] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6392] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] <... futex resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 6392] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6387] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] getdents64(3, [pid 5840] newfstatat(3, "", [pid 5838] newfstatat(3, "", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(3, [pid 5838] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./37/binderfs" [pid 5840] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... restart_syscall resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5841] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] unlink("./37/binderfs" [pid 5838] unlink("./36/binderfs" [pid 5844] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] close(3 [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... close resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5841] rmdir("./37" [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5838] getdents64(3, [pid 5844] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] close(3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] mkdir("./38", 0777 [pid 5840] <... close resumed>) = 0 [pid 5838] close(3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... mkdir resumed>) = 0 [pid 5840] rmdir("./37" [pid 5838] <... close resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5840] <... rmdir resumed>) = 0 [pid 6392] <... mmap resumed>) = 0x20000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] rmdir("./36" [pid 6392] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] unlink("./36/binderfs" [pid 5840] mkdir("./38", 0777 [pid 6392] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6392] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6393 attached [pid 6392] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 1 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6393 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] mkdir("./37", 0777 [pid 6393] set_robust_list(0x555566ac76a0, 24 [pid 6392] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6387] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] getdents64(3, [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6393] <... set_robust_list resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6393] chdir("./38" [pid 5844] close(3) = 0 [pid 5844] rmdir("./36" [pid 6393] <... chdir resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6394 attached [pid 6393] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6395 attached [pid 6393] setpgid(0, 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6394 [pid 6394] set_robust_list(0x555566ac76a0, 24 [pid 6393] <... setpgid resumed>) = 0 [pid 5844] mkdir("./37", 0777) = 0 [pid 6393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6395 ./strace-static-x86_64: Process 6396 attached [pid 6393] write(3, "1000", 4) = 4 [pid 6392] <... madvise resumed>) = 0 [pid 6393] close(3 [pid 6396] set_robust_list(0x555566ac76a0, 24 [pid 6393] <... close resumed>) = 0 [pid 6396] <... set_robust_list resumed>) = 0 [pid 6395] set_robust_list(0x555566ac76a0, 24 [pid 6394] <... set_robust_list resumed>) = 0 [pid 6393] symlink("/dev/binderfs", "./binderfs" [pid 6392] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] chdir("./37" [pid 6395] <... set_robust_list resumed>) = 0 [pid 6394] chdir("./38" [pid 6396] <... chdir resumed>) = 0 [pid 6394] <... chdir resumed>) = 0 [pid 6393] <... symlink resumed>) = 0 [pid 6392] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6396 [pid 6396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6395] chdir("./37" [pid 6394] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6393] write(1, "executing program\n", 18 [pid 6392] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] exit_group(0 [pid 6396] <... prctl resumed>) = 0 [pid 6395] <... chdir resumed>) = 0 [pid 6394] <... prctl resumed>) = 0 [pid 6393] <... write resumed>) = 18 [pid 6392] <... futex resumed>) = ? [pid 6387] <... exit_group resumed>) = ? [pid 6396] setpgid(0, 0 [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6394] setpgid(0, 0 [pid 6393] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... setpgid resumed>) = 0 [pid 6394] <... setpgid resumed>) = 0 [pid 6396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6395] <... prctl resumed>) = 0 [pid 6394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] <... futex resumed>) = 0 [pid 6393] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6394] <... openat resumed>) = 3 [pid 6396] <... openat resumed>) = 3 [pid 6394] write(3, "1000", 4 [pid 6393] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6394] <... write resumed>) = 4 [pid 6393] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6396] write(3, "1000", 4 [pid 6393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6396] <... write resumed>) = 4 [pid 6393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6396] close(3 [pid 6395] setpgid(0, 0 [pid 6394] close(3 [pid 6393] <... mmap resumed>) = 0x7fb84f206000 [pid 6395] <... setpgid resumed>) = 0 [pid 6394] <... close resumed>) = 0 [pid 6396] <... close resumed>) = 0 [pid 6393] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6396] symlink("/dev/binderfs", "./binderfs" [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6394] symlink("/dev/binderfs", "./binderfs" [pid 6393] <... mprotect resumed>) = 0 [pid 6396] <... symlink resumed>) = 0 [pid 6394] <... symlink resumed>) = 0 [pid 6393] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6396] write(1, "executing program\n", 18) = 18 [pid 6394] write(1, "executing program\n", 18 [pid 6393] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6396] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... openat resumed>) = 3 [pid 6394] <... write resumed>) = 18 [pid 6393] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6396] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6397 attached [pid 6396] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6397] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6396] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6397] <... rseq resumed>) = 0 [pid 6396] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6397] set_robust_list(0x7fb84f2269a0, 24 [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] <... clone3 resumed> => {parent_tid=[6397]}, 88) = 6397 [pid 6397] <... set_robust_list resumed>) = 0 [pid 6396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6393] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] rt_sigprocmask(SIG_SETMASK, [], [pid 6396] <... mmap resumed>) = 0x7fb84f206000 [pid 6393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6396] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6395] write(3, "1000", 4 [pid 6394] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... openat resumed>) = 3 [pid 6396] <... mprotect resumed>) = 0 [pid 6395] <... write resumed>) = 4 [pid 6394] <... futex resumed>) = 0 [pid 6393] <... futex resumed>) = 0 [pid 6397] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6395] close(3 [pid 6394] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6393] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... futex resumed>) = 0 [pid 6395] <... close resumed>) = 0 [pid 6394] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6397] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6395] symlink("/dev/binderfs", "./binderfs" [pid 6394] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6393] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6393] <... futex resumed>) = 1 [pid 6397] dup(3) = 4 ./strace-static-x86_64: Process 6398 attached [pid 6394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] +++ exited with 0 +++ [pid 6387] +++ exited with 0 +++ [pid 6394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6398] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6394] <... mmap resumed>) = 0x7fb84f206000 [pid 6393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] set_robust_list(0x7fb84f2269a0, 24 [pid 6394] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6398] <... set_robust_list resumed>) = 0 [pid 6398] rt_sigprocmask(SIG_SETMASK, [], [pid 6394] <... mprotect resumed>) = 0 [pid 6398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] <... clone3 resumed> => {parent_tid=[6398]}, 88) = 6398 [pid 6393] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6387, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6398] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] rt_sigprocmask(SIG_SETMASK, [], [pid 6394] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6393] <... futex resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6397] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6396] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... symlink resumed>) = 0 [pid 6394] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6398] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6399 attached [pid 6398] <... openat resumed>) = 3 executing program [pid 6396] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] write(1, "executing program\n", 18 [pid 6399] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6398] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... write resumed>) = 18 [pid 6399] <... rseq resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6396] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... clone3 resumed> => {parent_tid=[6399]}, 88) = 6399 [pid 6399] set_robust_list(0x7fb84f2269a0, 24 [pid 6398] dup(3 [pid 6396] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6394] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... restart_syscall resumed>) = 0 [pid 6399] <... set_robust_list resumed>) = 0 [pid 6398] <... dup resumed>) = 4 [pid 6396] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [pid 6398] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6396] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6394] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6398] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6396] <... futex resumed>) = 0 [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6399] <... openat resumed>) = 3 [pid 6396] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6399] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6399] <... futex resumed>) = 0 [pid 6399] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 6395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6394] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... mmap resumed>) = 0x7fb84f206000 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6394] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6395] <... mprotect resumed>) = 0 [pid 6394] <... futex resumed>) = 1 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6399] dup(3 [pid 5839] getdents64(3, [pid 6399] <... dup resumed>) = 4 [pid 6399] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6394] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6399] <... futex resumed>) = 0 [pid 6399] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5839] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6394] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = 1 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6399] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6394] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... clone3 resumed> => {parent_tid=[6400]}, 88) = 6400 [pid 6395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6395] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6395] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6400 attached [pid 5839] newfstatat(AT_FDCWD, "./37/binderfs", [pid 6400] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6400] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 5839] unlink("./37/binderfs" [pid 6397] <... mmap resumed>) = 0x20000000 [pid 6400] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... unlink resumed>) = 0 [pid 6400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] <... futex resumed>) = 1 [pid 6393] <... futex resumed>) = 0 [pid 5839] getdents64(3, [pid 6400] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6400] <... openat resumed>) = 3 [pid 6397] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6393] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] close(3 [pid 6393] <... futex resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6393] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] rmdir("./37" [pid 6400] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5839] <... rmdir resumed>) = 0 [pid 6400] <... futex resumed>) = 1 [pid 6395] <... futex resumed>) = 0 [pid 6395] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6395] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] dup(3 [pid 5839] mkdir("./38", 0777 [pid 6400] <... dup resumed>) = 4 [pid 6398] <... mmap resumed>) = 0x20000000 [pid 6397] <... madvise resumed>) = 0 [pid 6398] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... mmap resumed>) = 0x20000000 [pid 6397] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... mkdir resumed>) = 0 [pid 6400] <... futex resumed>) = 1 [pid 6399] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 1 [pid 6397] <... futex resumed>) = 1 [pid 6396] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6393] <... futex resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6400] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6399] <... futex resumed>) = 1 [pid 6398] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... futex resumed>) = 0 [pid 6393] exit_group(0 [pid 6400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] <... futex resumed>) = ? [pid 6396] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6394] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6401 attached [pid 6400] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6399] <... madvise resumed>) = 0 [pid 6398] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6397] +++ exited with 0 +++ [pid 6396] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6394] <... futex resumed>) = 0 [pid 6401] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6394] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] +++ exited with 0 +++ [pid 6401] chdir("./38" [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6393, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6401 [pid 6401] <... chdir resumed>) = 0 [pid 6401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5841] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6401] setpgid(0, 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6401] <... setpgid resumed>) = 0 [pid 6399] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6399] <... futex resumed>) = 1 [pid 6394] <... futex resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 6401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6394] exit_group(0 [pid 5841] newfstatat(3, "", [pid 6394] <... exit_group resumed>) = ? [pid 6401] <... openat resumed>) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6401] write(3, "1000", 4) = 4 [pid 5841] getdents64(3, [pid 6401] close(3 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6401] <... close resumed>) = 0 [pid 5841] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6401] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6401] <... symlink resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./38/binderfs", [pid 6401] write(1, "executing program\n", 18) = 18 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6401] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] unlink("./38/binderfs" [pid 6401] <... futex resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 6401] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] getdents64(3, [pid 6401] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6398] <... madvise resumed>) = 0 [pid 5841] close(3 [pid 6401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... close resumed>) = 0 [pid 6401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6398] <... futex resumed>) = 1 [pid 6396] <... futex resumed>) = 0 [pid 6401] <... mmap resumed>) = 0x7fb84f206000 [pid 6398] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] exit_group(0 [pid 5841] rmdir("./38" [pid 6401] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6398] <... futex resumed>) = ? [pid 6396] <... exit_group resumed>) = ? [pid 5841] <... rmdir resumed>) = 0 [pid 6398] +++ exited with 0 +++ [pid 6399] +++ exited with 0 +++ [pid 6394] +++ exited with 0 +++ [pid 6401] <... mprotect resumed>) = 0 [pid 5841] mkdir("./39", 0777 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6394, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6401] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6401] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 6401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6402 attached [pid 5840] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6403 attached ) = 3 [pid 5840] newfstatat(3, "", [pid 6403] set_robust_list(0x555566ac76a0, 24 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 6403] <... set_robust_list resumed>) = 0 [pid 6402] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6400] <... mmap resumed>) = 0x20000000 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6403 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6403] chdir("./39" [pid 6402] <... rseq resumed>) = 0 [pid 6401] <... clone3 resumed> => {parent_tid=[6402]}, 88) = 6402 [pid 5840] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6403] <... chdir resumed>) = 0 [pid 6400] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] +++ exited with 0 +++ [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6402] set_robust_list(0x7fb84f2269a0, 24 [pid 6401] rt_sigprocmask(SIG_SETMASK, [], [pid 6403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6402] <... set_robust_list resumed>) = 0 [pid 6401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6400] <... futex resumed>) = 1 [pid 6395] <... futex resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6396, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] newfstatat(AT_FDCWD, "./38/binderfs", [pid 6403] <... prctl resumed>) = 0 [pid 6402] rt_sigprocmask(SIG_SETMASK, [], [pid 6401] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6403] setpgid(0, 0 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6401] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... futex resumed>) = 0 [pid 5840] unlink("./38/binderfs" [pid 6395] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] <... setpgid resumed>) = 0 [pid 6402] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6401] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5840] <... unlink resumed>) = 0 [pid 5840] getdents64(3, [pid 6402] <... openat resumed>) = 3 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... openat resumed>) = 3 [pid 6402] <... futex resumed>) = 1 [pid 6401] <... futex resumed>) = 0 [pid 5840] close(3 [pid 6402] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6401] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] write(3, "1000", 4 [pid 6402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] <... futex resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 6403] <... write resumed>) = 4 [pid 6402] dup(3 [pid 6401] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] close(3 [pid 6402] <... dup resumed>) = 4 [pid 5840] rmdir("./38" [pid 6403] <... close resumed>) = 0 [pid 6402] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6401] <... futex resumed>) = 0 [pid 6402] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6401] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] <... futex resumed>) = 0 [pid 6402] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6401] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... restart_syscall resumed>) = 0 [pid 5844] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6403] symlink("/dev/binderfs", "./binderfs" [pid 6400] <... madvise resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5840] <... rmdir resumed>) = 0 [pid 6403] <... symlink resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 5844] unlink("./37/binderfs" [pid 6403] write(1, "executing program\n", 18 [pid 5840] mkdir("./39", 0777 [pid 6403] <... write resumed>) = 18 [pid 5844] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5840] <... mkdir resumed>) = 0 [pid 6403] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6403] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6404 attached [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6404] set_robust_list(0x555566ac76a0, 24 [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] close(3 [pid 6404] <... set_robust_list resumed>) = 0 [pid 6404] chdir("./39" [pid 6403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] <... close resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6404 [pid 6404] <... chdir resumed>) = 0 [pid 5844] rmdir("./37" [pid 6404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6403] <... mmap resumed>) = 0x7fb84f206000 [pid 6402] <... mmap resumed>) = 0x20000000 [pid 6400] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... rmdir resumed>) = 0 [pid 6404] <... prctl resumed>) = 0 [pid 6403] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6402] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] mkdir("./38", 0777 [pid 6403] <... mprotect resumed>) = 0 [pid 6400] <... futex resumed>) = 1 [pid 6395] <... futex resumed>) = 0 [pid 6404] setpgid(0, 0 [pid 6403] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6402] <... futex resumed>) = 1 [pid 6401] <... futex resumed>) = 0 [pid 6400] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] exit_group(0 [pid 5844] <... mkdir resumed>) = 0 [pid 6404] <... setpgid resumed>) = 0 [pid 6403] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6402] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6401] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... exit_group resumed>) = ? [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6405 attached [pid 6404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6401] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = ? ./strace-static-x86_64: Process 6406 attached [pid 6405] set_robust_list(0x555566ac76a0, 24 [pid 6404] <... openat resumed>) = 3 [pid 6402] <... madvise resumed>) = 0 [pid 6401] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6405 [pid 6405] <... set_robust_list resumed>) = 0 [pid 6404] write(3, "1000", 4 [pid 6403] <... clone3 resumed> => {parent_tid=[6406]}, 88) = 6406 [pid 6406] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6403] rt_sigprocmask(SIG_SETMASK, [], [pid 6406] set_robust_list(0x7fb84f2269a0, 24 [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] <... write resumed>) = 4 [pid 6404] close(3) = 0 [pid 6405] chdir("./38" [pid 6404] symlink("/dev/binderfs", "./binderfs" [pid 6405] <... chdir resumed>) = 0 executing program [pid 6404] <... symlink resumed>) = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6404] write(1, "executing program\n", 18 [pid 6405] <... prctl resumed>) = 0 [pid 6404] <... write resumed>) = 18 [pid 6405] setpgid(0, 0 [pid 6404] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... setpgid resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6404] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6406] <... set_robust_list resumed>) = 0 [pid 6405] <... openat resumed>) = 3 [pid 6404] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6403] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] rt_sigprocmask(SIG_SETMASK, [], [pid 6403] <... futex resumed>) = 0 [pid 6406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6403] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6406] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6406] <... openat resumed>) = 3 [pid 6405] write(3, "1000", 4 [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6400] +++ exited with 0 +++ [pid 6395] +++ exited with 0 +++ [pid 6406] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... write resumed>) = 4 [pid 6404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6395, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6406] <... futex resumed>) = 1 [pid 6405] close(3 [pid 6404] <... mmap resumed>) = 0x7fb84f206000 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 1 [pid 6401] <... futex resumed>) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6406] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] <... close resumed>) = 0 [pid 6404] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6403] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6401] exit_group(0 [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] symlink("/dev/binderfs", "./binderfs" [pid 6404] <... mprotect resumed>) = 0 [pid 6403] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = ? [pid 6401] <... exit_group resumed>) = ? [pid 6406] dup(3 [pid 6403] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6406] <... dup resumed>) = 4 [pid 6406] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6403] <... futex resumed>) = 0 [pid 6406] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6403] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] <... futex resumed>) = 0 [pid 6406] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6403] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... restart_syscall resumed>) = 0 [pid 6405] <... symlink resumed>) = 0 [pid 6404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6402] +++ exited with 0 +++ [pid 6401] +++ exited with 0 +++ [pid 6404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6401, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6407 attached => {parent_tid=[6407]}, 88) = 6407 [pid 5838] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6407] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6404] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6407] <... rseq resumed>) = 0 [pid 6404] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6407] set_robust_list(0x7fb84f2269a0, 24 [pid 6404] <... futex resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6407] <... set_robust_list resumed>) = 0 [pid 6404] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... openat resumed>) = 3 [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] newfstatat(3, "", [pid 5838] newfstatat(3, "", [pid 6407] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5839] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6405] write(1, "executing program\n", 18 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 executing program [pid 6407] <... openat resumed>) = 3 [pid 6405] <... write resumed>) = 18 [pid 5839] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6407] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6405] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6407] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] <... futex resumed>) = 0 [pid 6404] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5838] newfstatat(AT_FDCWD, "./37/binderfs", [pid 6407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6404] <... futex resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6407] dup(3 [pid 6405] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6404] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] unlink("./38/binderfs" [pid 5838] unlink("./37/binderfs" [pid 6407] <... dup resumed>) = 4 [pid 6405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6407] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6407] <... futex resumed>) = 1 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6404] <... futex resumed>) = 0 [pid 6407] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6405] <... mmap resumed>) = 0x7fb84f206000 [pid 6404] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] getdents64(3, [pid 5838] getdents64(3, [pid 6404] <... futex resumed>) = 0 [pid 6404] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6405] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] close(3 [pid 5838] close(3 [pid 5839] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6405] <... mprotect resumed>) = 0 [pid 5839] rmdir("./38" [pid 5838] rmdir("./37" [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6406] <... mmap resumed>) = 0x20000000 [pid 6405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] mkdir("./39", 0777 [pid 6405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5839] <... mkdir resumed>) = 0 [pid 5838] mkdir("./38", 0777 [pid 6406] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6408 attached ./strace-static-x86_64: Process 6409 attached [pid 6406] <... futex resumed>) = 1 [pid 6405] <... clone3 resumed> => {parent_tid=[6408]}, 88) = 6408 [pid 6403] <... futex resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6409] set_robust_list(0x555566ac76a0, 24 [pid 6408] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6406] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6403] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6403] <... futex resumed>) = 0 [pid 6408] <... rseq resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6409 [pid 6409] <... set_robust_list resumed>) = 0 [pid 6408] set_robust_list(0x7fb84f2269a0, 24 [pid 6406] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6405] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6409] chdir("./39" [pid 6408] <... set_robust_list resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6408] rt_sigprocmask(SIG_SETMASK, [], [pid 6405] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6408] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6409] <... chdir resumed>) = 0 [pid 6409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6408] <... openat resumed>) = 3 [pid 6409] <... prctl resumed>) = 0 [pid 6408] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6408] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6405] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] setpgid(0, 0 [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6409] <... setpgid resumed>) = 0 [pid 6408] dup(3 [pid 6409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6408] <... dup resumed>) = 4 ./strace-static-x86_64: Process 6410 attached [pid 6409] <... openat resumed>) = 3 [pid 6408] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6410] set_robust_list(0x555566ac76a0, 24 [pid 6408] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] write(3, "1000", 4 [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... futex resumed>) = 0 [pid 6410] <... set_robust_list resumed>) = 0 [pid 6409] <... write resumed>) = 4 [pid 6408] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6405] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6410 [pid 6410] chdir("./38" [pid 6409] close(3 [pid 6410] <... chdir resumed>) = 0 [pid 6409] <... close resumed>) = 0 [pid 6406] <... madvise resumed>) = 0 [pid 6410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6410] setpgid(0, 0) = 0 [pid 6410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6409] symlink("/dev/binderfs", "./binderfs" [pid 6410] <... openat resumed>) = 3 [pid 6409] <... symlink resumed>) = 0 [pid 6406] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 1 [pid 6403] <... futex resumed>) = 0 [pid 6409] write(1, "executing program\n", 18 [pid 6403] exit_group(0 [pid 6409] <... write resumed>) = 18 [pid 6403] <... exit_group resumed>) = ? [pid 6410] write(3, "1000", 4 [pid 6409] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... write resumed>) = 4 [pid 6410] close(3) = 0 [pid 6410] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6409] <... futex resumed>) = 0 executing program [pid 6410] write(1, "executing program\n", 18) = 18 [pid 6410] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6410] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6409] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6410] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] <... mmap resumed>) = 0x7fb84f206000 [pid 6409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6407] <... mmap resumed>) = 0x20000000 [pid 6406] +++ exited with 0 +++ [pid 6403] +++ exited with 0 +++ [pid 6410] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6409] <... mmap resumed>) = 0x7fb84f206000 [pid 6410] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6403, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6409] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6410] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6407] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6409] <... mprotect resumed>) = 0 [pid 6407] <... futex resumed>) = 1 [pid 6404] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6411 attached [pid 6409] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6407] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6404] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... clone3 resumed> => {parent_tid=[6411]}, 88) = 6411 [pid 6409] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6410] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6404] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6412 attached [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6412] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6411] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6410] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... clone3 resumed> => {parent_tid=[6412]}, 88) = 6412 [pid 6412] <... rseq resumed>) = 0 [pid 6411] <... rseq resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6409] rt_sigprocmask(SIG_SETMASK, [], [pid 6412] set_robust_list(0x7fb84f2269a0, 24 [pid 6411] set_robust_list(0x7fb84f2269a0, 24 [pid 6410] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6411] <... set_robust_list resumed>) = 0 [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6411] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... restart_syscall resumed>) = 0 [pid 6411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6412] <... set_robust_list resumed>) = 0 [pid 6411] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6409] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6411] <... openat resumed>) = 3 [pid 5841] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6412] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6412] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6412] <... futex resumed>) = 1 [pid 6411] <... futex resumed>) = 1 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6412] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6410] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... openat resumed>) = 3 [pid 6412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 5841] newfstatat(3, "", [pid 6412] dup(3 [pid 6411] dup(3 [pid 6410] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... dup resumed>) = 4 [pid 6411] <... dup resumed>) = 4 [pid 6407] <... madvise resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6412] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... futex resumed>) = 0 [pid 6411] <... futex resumed>) = 1 [pid 6410] <... futex resumed>) = 0 [pid 6409] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] getdents64(3, [pid 6407] <... futex resumed>) = 1 [pid 6404] <... futex resumed>) = 0 [pid 6412] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6411] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6410] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 0 [pid 6407] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6404] exit_group(0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6410] <... futex resumed>) = 0 [pid 6409] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] <... mmap resumed>) = 0x20000000 [pid 6407] <... futex resumed>) = ? [pid 6404] <... exit_group resumed>) = ? [pid 5841] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6411] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6410] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] +++ exited with 0 +++ [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6404] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6404, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6405] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6408] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5840] <... openat resumed>) = 3 [pid 6408] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6405] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./39/binderfs" [pid 5840] newfstatat(3, "", [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] close(3 [pid 5840] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... close resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6408] <... madvise resumed>) = 0 [pid 5841] rmdir("./39") = 0 [pid 5840] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5841] mkdir("./40", 0777 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] unlink("./39/binderfs" [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6413 attached [pid 5840] getdents64(3, [pid 6413] set_robust_list(0x555566ac76a0, 24 [pid 6412] <... mmap resumed>) = 0x20000000 [pid 6408] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6413 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6413] <... set_robust_list resumed>) = 0 [pid 5840] close(3 [pid 6413] chdir("./40" [pid 5840] <... close resumed>) = 0 [pid 6413] <... chdir resumed>) = 0 [pid 6413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6408] <... futex resumed>) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6413] setpgid(0, 0 [pid 6408] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] exit_group(0 [pid 5840] rmdir("./39" [pid 6408] <... futex resumed>) = ? [pid 6405] <... exit_group resumed>) = ? [pid 6408] +++ exited with 0 +++ [pid 5840] <... rmdir resumed>) = 0 [pid 6413] <... setpgid resumed>) = 0 [pid 6413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] mkdir("./40", 0777 [pid 6413] <... openat resumed>) = 3 [pid 6413] write(3, "1000", 4 [pid 6412] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... mkdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6413] <... write resumed>) = 4 [pid 6412] <... futex resumed>) = 1 [pid 6409] <... futex resumed>) = 0 [pid 6413] close(3 [pid 6412] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6409] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6414 attached [pid 6413] <... close resumed>) = 0 [pid 6412] <... madvise resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6413] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6414 [pid 6409] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6413] <... symlink resumed>) = 0 [pid 6414] set_robust_list(0x555566ac76a0, 24 [pid 6413] write(1, "executing program\n", 18executing program ) = 18 [pid 6414] <... set_robust_list resumed>) = 0 [pid 6413] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] +++ exited with 0 +++ [pid 6413] <... futex resumed>) = 0 [pid 6414] chdir("./40" [pid 6413] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6405, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6413] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6413] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6413] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6414] <... chdir resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 6414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6413] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6414] setpgid(0, 0 [pid 6413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6415 attached [pid 6414] <... setpgid resumed>) = 0 [pid 6412] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6413] <... clone3 resumed> => {parent_tid=[6415]}, 88) = 6415 [pid 6412] <... futex resumed>) = 1 [pid 6409] <... futex resumed>) = 0 [pid 5844] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6415] <... rseq resumed>) = 0 [pid 6414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6413] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] exit_group(0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6415] set_robust_list(0x7fb84f2269a0, 24 [pid 6413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6412] read(1327655168, [pid 5844] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6415] <... set_robust_list resumed>) = 0 [pid 6414] <... openat resumed>) = 3 [pid 6413] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] +++ exited with 0 +++ [pid 6409] <... exit_group resumed>) = ? [pid 6415] rt_sigprocmask(SIG_SETMASK, [], [pid 6413] <... futex resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 6415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6413] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6415] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6415] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] write(3, "1000", 4 [pid 6411] <... mmap resumed>) = 0x20000000 [pid 6410] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6409] +++ exited with 0 +++ [pid 5844] newfstatat(3, "", [pid 6415] <... futex resumed>) = 1 [pid 6414] <... write resumed>) = 4 [pid 6413] <... futex resumed>) = 0 [pid 6411] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6409, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6415] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6414] close(3 [pid 6413] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] <... futex resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 5844] getdents64(3, [pid 6415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6414] <... close resumed>) = 0 [pid 6413] <... futex resumed>) = 0 [pid 6411] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6410] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6415] dup(3 [pid 6414] symlink("/dev/binderfs", "./binderfs" [pid 6413] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6415] <... dup resumed>) = 4 [pid 6414] <... symlink resumed>) = 0 executing program [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6415] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] write(1, "executing program\n", 18 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6415] <... futex resumed>) = 1 [pid 6414] <... write resumed>) = 18 [pid 6413] <... futex resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./38/binderfs", [pid 6415] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6414] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6414] <... futex resumed>) = 0 [pid 6413] <... futex resumed>) = 0 [pid 5844] unlink("./38/binderfs" [pid 5839] newfstatat(3, "", [pid 6415] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6414] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6413] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6414] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5844] getdents64(3, [pid 5839] getdents64(3, [pid 6414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6411] <... madvise resumed>) = 0 [pid 6414] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6414] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] close(3 [pid 6414] <... mprotect resumed>) = 0 [pid 6411] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... close resumed>) = 0 [pid 5839] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6414] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6411] <... futex resumed>) = 1 [pid 6410] <... futex resumed>) = 0 [pid 5844] rmdir("./38" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] <... rmdir resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./39/binderfs", [pid 6411] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6410] exit_group(0./strace-static-x86_64: Process 6416 attached [pid 6411] <... futex resumed>) = ? [pid 6410] <... exit_group resumed>) = ? [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6414] <... clone3 resumed> => {parent_tid=[6416]}, 88) = 6416 [pid 6411] +++ exited with 0 +++ [pid 5844] mkdir("./39", 0777 [pid 6414] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... mkdir resumed>) = 0 [pid 6414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6414] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6414] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6417 attached [pid 6417] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6417] chdir("./39") = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6417 [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6417] setpgid(0, 0) = 0 [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6416] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5839] unlink("./39/binderfs" [pid 6417] <... openat resumed>) = 3 [pid 6416] <... rseq resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6416] set_robust_list(0x7fb84f2269a0, 24 [pid 5839] getdents64(3, [pid 6416] <... set_robust_list resumed>) = 0 [pid 6416] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] write(3, "1000", 4 [pid 6416] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5839] close(3 [pid 6417] <... write resumed>) = 4 [pid 6417] close(3 [pid 6416] <... openat resumed>) = 3 [pid 5839] <... close resumed>) = 0 [pid 6417] <... close resumed>) = 0 [pid 6417] symlink("/dev/binderfs", "./binderfs" [pid 6416] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] rmdir("./39" [pid 6417] <... symlink resumed>) = 0 [pid 6416] <... futex resumed>) = 1 [pid 6414] <... futex resumed>) = 0 [pid 6410] +++ exited with 0 +++ [pid 6414] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] write(1, "executing program\n", 18 [pid 6416] dup(3 [pid 6414] <... futex resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6416] <... dup resumed>) = 4 executing program [pid 6417] <... write resumed>) = 18 [pid 6416] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] mkdir("./40", 0777 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6410, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6417] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... futex resumed>) = 0 [pid 6414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6417] <... futex resumed>) = 0 [pid 6416] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6414] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6414] <... futex resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6417] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6416] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6414] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... restart_syscall resumed>) = 0 [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6417] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6417] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... openat resumed>) = 3 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] newfstatat(3, "", ./strace-static-x86_64: Process 6418 attached [pid 6417] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6415] <... mmap resumed>) = 0x20000000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6418] set_robust_list(0x555566ac76a0, 24 [pid 6417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6418] <... set_robust_list resumed>) = 0 [pid 5838] getdents64(3, [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6418 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6419 attached [pid 5838] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6419] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6418] chdir("./40" [pid 6419] <... rseq resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6419] set_robust_list(0x7fb84f2269a0, 24 [pid 6418] <... chdir resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./38/binderfs", [pid 6419] <... set_robust_list resumed>) = 0 [pid 6418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], [pid 6418] <... prctl resumed>) = 0 [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] unlink("./38/binderfs" [pid 6419] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] setpgid(0, 0) = 0 [pid 6417] <... clone3 resumed> => {parent_tid=[6419]}, 88) = 6419 [pid 6415] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... unlink resumed>) = 0 [pid 6418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6417] rt_sigprocmask(SIG_SETMASK, [], [pid 6415] <... futex resumed>) = 1 [pid 6413] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6418] <... openat resumed>) = 3 [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6415] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6418] write(3, "1000", 4 [pid 6417] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6413] <... futex resumed>) = 0 [pid 5838] close(3 [pid 6419] <... futex resumed>) = 0 [pid 6418] <... write resumed>) = 4 [pid 6417] <... futex resumed>) = 1 [pid 6415] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6413] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... close resumed>) = 0 [pid 6419] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6418] close(3 [pid 6417] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] rmdir("./38" [pid 6419] <... openat resumed>) = 3 [pid 6418] <... close resumed>) = 0 [pid 6418] symlink("/dev/binderfs", "./binderfs" [pid 6419] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... rmdir resumed>) = 0 executing program [pid 6418] <... symlink resumed>) = 0 [pid 6419] <... futex resumed>) = 1 [pid 6419] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] write(1, "executing program\n", 18 [pid 6417] <... futex resumed>) = 0 [pid 5838] mkdir("./39", 0777 [pid 6418] <... write resumed>) = 18 [pid 6417] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... futex resumed>) = 0 [pid 6418] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 1 [pid 5838] <... mkdir resumed>) = 0 [pid 6419] dup(3 [pid 6418] <... futex resumed>) = 0 [pid 6417] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... dup resumed>) = 4 [pid 6418] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6416] <... mmap resumed>) = 0x20000000 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6419] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6416] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... madvise resumed>) = 0 [pid 6415] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6413] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 1 [pid 6418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6417] <... futex resumed>) = 0 [pid 6416] <... futex resumed>) = 1 [pid 6415] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6414] <... futex resumed>) = 0 [pid 6413] exit_group(0./strace-static-x86_64: Process 6420 attached [pid 6419] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6414] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6420 [pid 6420] set_robust_list(0x555566ac76a0, 24 [pid 6418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6417] <... futex resumed>) = 0 [pid 6416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6415] <... futex resumed>) = ? [pid 6414] <... futex resumed>) = 0 [pid 6413] <... exit_group resumed>) = ? [pid 6420] <... set_robust_list resumed>) = 0 [pid 6418] <... mmap resumed>) = 0x7fb84f206000 [pid 6417] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6420] chdir("./39" [pid 6419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6418] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6415] +++ exited with 0 +++ [pid 6414] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6413] +++ exited with 0 +++ [pid 6418] <... mprotect resumed>) = 0 [pid 6419] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6418] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6420] <... chdir resumed>) = 0 [pid 6418] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6413, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6421 attached [pid 6420] <... prctl resumed>) = 0 [pid 6421] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6420] setpgid(0, 0 [pid 6418] <... clone3 resumed> => {parent_tid=[6421]}, 88) = 6421 [pid 6421] <... rseq resumed>) = 0 [pid 6420] <... setpgid resumed>) = 0 [pid 6418] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6421] set_robust_list(0x7fb84f2269a0, 24 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6421] <... set_robust_list resumed>) = 0 [pid 6418] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] rt_sigprocmask(SIG_SETMASK, [], [pid 6418] <... futex resumed>) = 0 [pid 6421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6421] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6418] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] <... openat resumed>) = 3 [pid 6420] <... openat resumed>) = 3 [pid 6416] <... madvise resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6420] write(3, "1000", 4 [pid 6416] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... openat resumed>) = 3 [pid 6421] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... write resumed>) = 4 [pid 6416] <... futex resumed>) = 1 [pid 6414] <... futex resumed>) = 0 [pid 5841] newfstatat(3, "", [pid 6421] <... futex resumed>) = 1 [pid 6420] close(3 [pid 6418] <... futex resumed>) = 0 [pid 6416] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6414] exit_group(0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6421] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] <... close resumed>) = 0 [pid 6418] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... futex resumed>) = ? [pid 6414] <... exit_group resumed>) = ? [pid 5841] getdents64(3, [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] symlink("/dev/binderfs", "./binderfs" [pid 6418] <... futex resumed>) = 0 [pid 6416] +++ exited with 0 +++ [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6420] <... symlink resumed>) = 0 [pid 5841] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6420] write(1, "executing program\n", 18 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6420] <... write resumed>) = 18 [pid 5841] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6420] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6420] <... futex resumed>) = 0 [pid 5841] unlink("./40/binderfs" [pid 6420] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] <... unlink resumed>) = 0 [pid 6420] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] getdents64(3, [pid 6420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] close(3 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] <... close resumed>) = 0 [pid 6420] <... mmap resumed>) = 0x7fb84f206000 [pid 5841] rmdir("./40") = 0 [pid 6420] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6421] dup(3 [pid 6419] <... mmap resumed>) = 0x20000000 [pid 6418] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] +++ exited with 0 +++ [pid 5841] mkdir("./41", 0777 [pid 6421] <... dup resumed>) = 4 [pid 6421] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6419] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = 1 [pid 6420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6418] <... futex resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6414, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 6422 attached [pid 6421] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] <... futex resumed>) = 1 [pid 6418] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 6422] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] <... clone3 resumed> => {parent_tid=[6422]}, 88) = 6422 [pid 6419] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] <... futex resumed>) = 0 [pid 6417] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... rseq resumed>) = 0 [pid 6421] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], [pid 6419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6418] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] <... futex resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6423 attached [pid 6422] set_robust_list(0x7fb84f2269a0, 24 [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6419] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6417] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] set_robust_list(0x555566ac76a0, 24 [pid 6422] <... set_robust_list resumed>) = 0 [pid 6423] <... set_robust_list resumed>) = 0 [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6423] chdir("./41" [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] <... chdir resumed>) = 0 [pid 6422] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6420] <... futex resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6422] <... openat resumed>) = 3 [pid 6421] <... mmap resumed>) = 0x20000000 [pid 6420] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... madvise resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6423 [pid 6423] <... prctl resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6422] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6419] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... futex resumed>) = 1 [pid 5840] <... openat resumed>) = 3 [pid 6417] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6419] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] exit_group(0 [pid 5840] newfstatat(3, "", [pid 6420] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... futex resumed>) = ? [pid 6417] <... exit_group resumed>) = ? [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6423] setpgid(0, 0 [pid 6422] <... futex resumed>) = 1 [pid 6421] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 5840] getdents64(3, [pid 6423] <... setpgid resumed>) = 0 [pid 6422] dup(3 [pid 6421] <... futex resumed>) = 1 [pid 6420] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 6418] <... futex resumed>) = 0 [pid 6423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6422] <... dup resumed>) = 4 [pid 6421] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6423] <... openat resumed>) = 3 [pid 6422] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6418] <... futex resumed>) = 0 [pid 5840] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6423] write(3, "1000", 4 [pid 6422] <... futex resumed>) = 1 [pid 6421] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6420] <... futex resumed>) = 0 [pid 6418] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6423] <... write resumed>) = 4 [pid 6422] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6423] close(3) = 0 [pid 6423] symlink("/dev/binderfs", "./binderfs" [pid 6420] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6423] <... symlink resumed>) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 1 [pid 6419] +++ exited with 0 +++ [pid 6417] +++ exited with 0 +++ [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6423] write(1, "executing program\n", 18 [pid 6422] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6421] <... madvise resumed>) = 0 [pid 6420] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6417, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] unlink("./40/binderfs"executing program [pid 6423] <... write resumed>) = 18 [pid 6421] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... unlink resumed>) = 0 [pid 6423] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = 1 [pid 6418] <... futex resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] getdents64(3, [pid 6423] <... futex resumed>) = 0 [pid 6421] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] exit_group(0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6423] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6421] <... futex resumed>) = ? [pid 6418] <... exit_group resumed>) = ? [pid 5840] close(3 [pid 6423] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6421] +++ exited with 0 +++ [pid 5844] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 6418] +++ exited with 0 +++ [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] rmdir("./40" [pid 5844] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6423] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6422] <... mmap resumed>) = 0x20000000 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6418, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6422] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... openat resumed>) = 3 [pid 6423] <... mmap resumed>) = 0x7fb84f206000 [pid 6422] <... futex resumed>) = 1 [pid 6420] <... futex resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5840] mkdir("./41", 0777 [pid 6423] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6422] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6423] <... mprotect resumed>) = 0 [pid 6422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] <... futex resumed>) = 0 [pid 5844] getdents64(3, [pid 6423] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6420] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6423] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6422] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5844] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6423] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6424 attached [pid 5844] newfstatat(AT_FDCWD, "./39/binderfs", [pid 6424] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5839] newfstatat(3, "", [pid 6424] <... rseq resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6424] set_robust_list(0x7fb84f2269a0, 24 [pid 6423] <... clone3 resumed> => {parent_tid=[6424]}, 88) = 6424 [pid 5844] unlink("./39/binderfs" [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6424] <... set_robust_list resumed>) = 0 [pid 6423] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] getdents64(3, [pid 6424] rt_sigprocmask(SIG_SETMASK, [], [pid 6423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... unlink resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6425 attached [pid 6424] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6423] <... futex resumed>) = 0 [pid 5839] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6424] <... openat resumed>) = 3 [pid 6423] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6424] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6424] <... futex resumed>) = 1 [pid 6423] <... futex resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6424] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6423] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] <... futex resumed>) = 0 [pid 5839] unlink("./40/binderfs" [pid 6424] dup(3 [pid 6423] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... unlink resumed>) = 0 [pid 6424] <... dup resumed>) = 4 [pid 6424] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] set_robust_list(0x555566ac76a0, 24 [pid 6424] <... futex resumed>) = 1 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... madvise resumed>) = 0 [pid 5844] getdents64(3, [pid 5839] getdents64(3, [pid 6425] <... set_robust_list resumed>) = 0 [pid 6424] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6423] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6425 [pid 6424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] <... futex resumed>) = 0 [pid 5844] close(3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6425] chdir("./41" [pid 6424] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6423] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6422] <... futex resumed>) = 1 [pid 6420] <... futex resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5839] close(3 [pid 6425] <... chdir resumed>) = 0 [pid 6422] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] exit_group(0 [pid 5844] rmdir("./39" [pid 6425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6422] <... futex resumed>) = ? [pid 6420] <... exit_group resumed>) = ? [pid 5844] <... rmdir resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6425] <... prctl resumed>) = 0 [pid 6422] +++ exited with 0 +++ [pid 5839] rmdir("./40") = 0 [pid 5839] mkdir("./41", 0777 [pid 6425] setpgid(0, 0 [pid 5844] mkdir("./40", 0777 [pid 5839] <... mkdir resumed>) = 0 [pid 6425] <... setpgid resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6427 attached ./strace-static-x86_64: Process 6426 attached [pid 6425] <... openat resumed>) = 3 [pid 6425] write(3, "1000", 4) = 4 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6427 [pid 6427] set_robust_list(0x555566ac76a0, 24 [pid 6425] close(3 [pid 6427] <... set_robust_list resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6427] chdir("./40" [pid 6425] symlink("/dev/binderfs", "./binderfs"executing program [pid 6427] <... chdir resumed>) = 0 [pid 6425] <... symlink resumed>) = 0 [pid 6427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6425] write(1, "executing program\n", 18 [pid 6427] <... prctl resumed>) = 0 [pid 6425] <... write resumed>) = 18 [pid 6427] setpgid(0, 0 [pid 6425] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... setpgid resumed>) = 0 [pid 6425] <... futex resumed>) = 0 [pid 6427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6425] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6420] +++ exited with 0 +++ [pid 6426] set_robust_list(0x555566ac76a0, 24 [pid 6425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6426 [pid 6426] <... set_robust_list resumed>) = 0 [pid 6427] <... openat resumed>) = 3 [pid 6426] chdir("./41" [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6420, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6427] write(3, "1000", 4 [pid 6426] <... chdir resumed>) = 0 [pid 6425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6427] <... write resumed>) = 4 [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6425] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6427] close(3 [pid 6426] <... prctl resumed>) = 0 [pid 6425] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6427] <... close resumed>) = 0 [pid 6426] setpgid(0, 0 [pid 6424] <... mmap resumed>) = 0x20000000 [pid 5838] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6427] symlink("/dev/binderfs", "./binderfs" [pid 6425] <... mprotect resumed>) = 0 [pid 6427] <... symlink resumed>) = 0 [pid 6425] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6427] write(1, "executing program\n", 18executing program ) = 18 [pid 6425] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6427] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6428 attached [pid 6427] <... futex resumed>) = 0 [pid 6424] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... openat resumed>) = 3 [pid 6428] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6427] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] newfstatat(3, "", [pid 6428] <... rseq resumed>) = 0 [pid 6427] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6425] <... clone3 resumed> => {parent_tid=[6428]}, 88) = 6428 [pid 6424] <... futex resumed>) = 1 [pid 6428] set_robust_list(0x7fb84f2269a0, 24 [pid 6427] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6425] rt_sigprocmask(SIG_SETMASK, [], [pid 6424] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6428] <... set_robust_list resumed>) = 0 [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] <... setpgid resumed>) = 0 [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6428] rt_sigprocmask(SIG_SETMASK, [], [pid 6427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6425] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6423] <... futex resumed>) = 1 [pid 6424] <... futex resumed>) = 0 [pid 5838] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6424] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6423] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./39/binderfs", [pid 6428] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6427] <... mmap resumed>) = 0x7fb84f206000 [pid 6425] <... futex resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6428] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6427] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6425] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... openat resumed>) = 3 [pid 6427] <... mprotect resumed>) = 0 [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] unlink("./39/binderfs" [pid 6428] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6428] <... futex resumed>) = 1 [pid 6427] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6425] <... futex resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6428] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6426] <... openat resumed>) = 3 [pid 6425] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] getdents64(3, ./strace-static-x86_64: Process 6429 attached [pid 6428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6425] <... futex resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6429] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6428] dup(3 [pid 6427] <... clone3 resumed> => {parent_tid=[6429]}, 88) = 6429 [pid 6425] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] close(3 [pid 6429] <... rseq resumed>) = 0 [pid 6428] <... dup resumed>) = 4 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], [pid 6426] write(3, "1000", 4 [pid 6429] set_robust_list(0x7fb84f2269a0, 24 [pid 6428] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... close resumed>) = 0 [pid 6429] <... set_robust_list resumed>) = 0 [pid 6428] <... futex resumed>) = 1 [pid 6427] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... futex resumed>) = 0 [pid 5838] rmdir("./39" [pid 6426] <... write resumed>) = 4 [pid 6429] rt_sigprocmask(SIG_SETMASK, [], [pid 6428] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] <... futex resumed>) = 0 [pid 6425] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6427] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] close(3 [pid 6425] <... futex resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6429] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6428] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6426] <... close resumed>) = 0 [pid 6425] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] mkdir("./40", 0777 [pid 6429] <... openat resumed>) = 3 [pid 6426] symlink("/dev/binderfs", "./binderfs" [pid 6429] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6429] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] <... symlink resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 6427] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6429] <... futex resumed>) = 0 [pid 6427] <... futex resumed>) = 1 [pid 6429] dup(3 [pid 6427] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... mkdir resumed>) = 0 [pid 6426] write(1, "executing program\n", 18) = 18 [pid 6429] <... dup resumed>) = 4 [pid 6429] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6427] <... futex resumed>) = 0 [pid 6429] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... madvise resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6430 attached [pid 6429] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6427] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6424] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6430] set_robust_list(0x555566ac76a0, 24 [pid 6426] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6430] <... set_robust_list resumed>) = 0 [pid 6424] <... futex resumed>) = 1 [pid 6430] chdir("./40" [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6424] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6430] <... chdir resumed>) = 0 [pid 6426] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6426] <... mprotect resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6430 [pid 6430] <... prctl resumed>) = 0 [pid 6426] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6423] <... futex resumed>) = 0 [pid 6430] setpgid(0, 0 [pid 6426] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6423] exit_group(0 [pid 6430] <... setpgid resumed>) = 0 [pid 6426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6424] <... futex resumed>) = ? [pid 6423] <... exit_group resumed>) = ? [pid 6430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6431 attached [pid 6431] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6431] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6431] rt_sigprocmask(SIG_SETMASK, [], [pid 6430] <... openat resumed>) = 3 [pid 6431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6431] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] write(3, "1000", 4) = 4 [pid 6430] close(3 [pid 6429] <... mmap resumed>) = 0x20000000 [pid 6426] <... clone3 resumed> => {parent_tid=[6431]}, 88) = 6431 [pid 6424] +++ exited with 0 +++ [pid 6423] +++ exited with 0 +++ [pid 6430] <... close resumed>) = 0 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6423, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6429] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] symlink("/dev/binderfs", "./binderfs" [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6429] <... futex resumed>) = 1 [pid 6430] <... symlink resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 6426] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6429] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6431] <... futex resumed>) = 0 [pid 6430] write(1, "executing program\n", 18 [pid 6427] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... futex resumed>) = 1 [pid 5841] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6430] <... write resumed>) = 18 [pid 6429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6427] <... futex resumed>) = 0 [pid 6426] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... mmap resumed>) = 0x20000000 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6431] <... openat resumed>) = 3 [pid 6430] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6428] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6431] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 6428] <... futex resumed>) = 1 [pid 6425] <... futex resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 6431] <... futex resumed>) = 1 [pid 6430] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6428] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6426] <... futex resumed>) = 0 [pid 6425] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] newfstatat(3, "", [pid 6431] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6426] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6426] <... futex resumed>) = 0 [pid 5841] getdents64(3, [pid 6426] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6428] <... madvise resumed>) = 0 [pid 6425] <... futex resumed>) = 0 [pid 5841] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] dup(3 [pid 6430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6431] <... dup resumed>) = 4 [pid 6430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6428] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6431] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... mmap resumed>) = 0x7fb84f206000 [pid 6428] <... futex resumed>) = 1 [pid 6425] <... futex resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6431] <... futex resumed>) = 1 [pid 6430] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6428] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] <... futex resumed>) = 0 [pid 6425] exit_group(0 [pid 5841] unlink("./41/binderfs" [pid 6431] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] <... mprotect resumed>) = 0 [pid 6428] <... futex resumed>) = ? [pid 6426] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... exit_group resumed>) = ? [pid 5841] <... unlink resumed>) = 0 [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] <... futex resumed>) = 0 [pid 5841] getdents64(3, [pid 6426] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./41") = 0 [pid 5841] mkdir("./42", 0777) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6432 attached [pid 6431] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6429] <... madvise resumed>) = 0 [pid 6432] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6430] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6429] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] +++ exited with 0 +++ [pid 6425] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6432 [pid 6432] chdir("./42" [pid 6430] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6429] <... futex resumed>) = 1 [pid 6427] <... futex resumed>) = 0 [pid 6432] <... chdir resumed>) = 0 [pid 6430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6429] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] exit_group(0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6425, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 6433 attached [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6429] <... futex resumed>) = ? [pid 6427] <... exit_group resumed>) = ? [pid 6433] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6432] <... prctl resumed>) = 0 [pid 6430] <... clone3 resumed> => {parent_tid=[6433]}, 88) = 6433 [pid 6433] <... rseq resumed>) = 0 [pid 6432] setpgid(0, 0 [pid 6430] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] set_robust_list(0x7fb84f2269a0, 24 [pid 6432] <... setpgid resumed>) = 0 [pid 6430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6433] <... set_robust_list resumed>) = 0 [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6430] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6430] <... futex resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6433] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6430] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... openat resumed>) = 3 [pid 6433] <... openat resumed>) = 3 [pid 6432] <... openat resumed>) = 3 [pid 6433] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = 1 [pid 6430] <... futex resumed>) = 0 [pid 6433] dup(3 [pid 6432] write(3, "1000", 4 [pid 6430] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] <... dup resumed>) = 4 [pid 6432] <... write resumed>) = 4 [pid 6433] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] close(3 [pid 6430] <... futex resumed>) = 0 [pid 6433] <... futex resumed>) = 1 [pid 6432] <... close resumed>) = 0 [pid 6430] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6432] symlink("/dev/binderfs", "./binderfs" [pid 6430] <... futex resumed>) = 0 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 6432] <... symlink resumed>) = 0 [pid 6431] <... mmap resumed>) = 0x20000000 [pid 6430] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] +++ exited with 0 +++ [pid 6427] +++ exited with 0 +++ [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6427, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5840] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6431] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6432] write(1, "executing program\n", 18 [pid 6431] <... futex resumed>) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6432] <... write resumed>) = 18 [pid 6431] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6432] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] <... futex resumed>) = 0 [pid 5844] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6432] <... futex resumed>) = 0 [pid 6431] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6426] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6432] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6433] <... mmap resumed>) = 0x20000000 [pid 6432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6431] <... madvise resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] unlink("./41/binderfs" [pid 6433] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... openat resumed>) = 3 [pid 6433] <... futex resumed>) = 1 [pid 6432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6431] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5840] <... unlink resumed>) = 0 [pid 6433] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6432] <... mmap resumed>) = 0x7fb84f206000 [pid 6431] <... futex resumed>) = 1 [pid 6430] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... futex resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 6433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6432] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6430] <... futex resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6433] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6432] <... mprotect resumed>) = 0 [pid 6430] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] exit_group(0 [pid 5844] getdents64(3, [pid 5840] close(3 [pid 6431] close(3 [pid 6431] +++ exited with 0 +++ [pid 6426] <... exit_group resumed>) = ? [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... close resumed>) = 0 [pid 6433] <... madvise resumed>) = 0 [pid 6432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] rmdir("./41" [pid 6433] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5844] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] mkdir("./42", 0777 [pid 6433] <... futex resumed>) = 1 [pid 6432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6430] <... futex resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6434 attached [pid 5844] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6434] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6433] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6432] <... clone3 resumed> => {parent_tid=[6434]}, 88) = 6434 [pid 6430] exit_group(0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6434] <... rseq resumed>) = 0 [pid 6433] <... futex resumed>) = ? [pid 6432] rt_sigprocmask(SIG_SETMASK, [], [pid 6430] <... exit_group resumed>) = ? [pid 6433] +++ exited with 0 +++ [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] +++ exited with 0 +++ [pid 6434] set_robust_list(0x7fb84f2269a0, 24 [pid 6432] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] unlink("./40/binderfs" [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6426, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6434] <... set_robust_list resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] getdents64(3, [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6435 [pid 6434] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5844] close(3 [pid 6434] <... openat resumed>) = 3 [pid 5844] <... close resumed>) = 0 [pid 6434] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] rmdir("./40" [pid 6434] <... futex resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6434] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] mkdir("./41", 0777./strace-static-x86_64: Process 6435 attached [pid 6434] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 1 [pid 6430] +++ exited with 0 +++ [pid 6435] set_robust_list(0x555566ac76a0, 24 [pid 6434] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6432] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... mkdir resumed>) = 0 [pid 6435] <... set_robust_list resumed>) = 0 [pid 6432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6430, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 6436 attached [pid 6435] chdir("./42" [pid 6432] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6436] set_robust_list(0x555566ac76a0, 24 [pid 6435] <... chdir resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 1 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6436 [pid 5839] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6436] <... set_robust_list resumed>) = 0 [pid 6435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6434] dup(3 [pid 6432] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] chdir("./41" [pid 6435] <... prctl resumed>) = 0 [pid 6434] <... dup resumed>) = 4 [pid 5839] <... openat resumed>) = 3 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6436] <... chdir resumed>) = 0 [pid 6435] setpgid(0, 0 [pid 6434] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] newfstatat(3, "", [pid 6436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6435] <... setpgid resumed>) = 0 [pid 6434] <... futex resumed>) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6436] <... prctl resumed>) = 0 [pid 6434] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6432] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6436] setpgid(0, 0 [pid 6435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6432] <... futex resumed>) = 0 [pid 5839] getdents64(3, [pid 6436] <... setpgid resumed>) = 0 [pid 6434] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6432] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6435] <... openat resumed>) = 3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6435] write(3, "1000", 4 [pid 5839] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6435] <... write resumed>) = 4 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... openat resumed>) = 3 [pid 6435] close(3 [pid 5839] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5838] newfstatat(3, "", [pid 6435] <... close resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6436] <... openat resumed>) = 3 [pid 6435] symlink("/dev/binderfs", "./binderfs" [pid 5839] unlink("./41/binderfs" [pid 5838] getdents64(3, [pid 6436] write(3, "1000", 4 [pid 6435] <... symlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6436] <... write resumed>) = 4 [pid 5839] getdents64(3, [pid 5838] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6436] close(3 [pid 6435] write(1, "executing program\n", 18 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6436] <... close resumed>) = 0 [pid 6435] <... write resumed>) = 18 [pid 5839] close(3 [pid 5838] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6436] symlink("/dev/binderfs", "./binderfs" [pid 6435] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... close resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6436] <... symlink resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 5839] rmdir("./41" [pid 5838] unlink("./40/binderfs" [pid 6435] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, executing program [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6435] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] getdents64(3, [pid 6436] write(1, "executing program\n", 18 [pid 6435] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] mkdir("./42", 0777 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6436] <... write resumed>) = 18 [pid 6436] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] close(3 [pid 6436] <... futex resumed>) = 0 [pid 6435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6436] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 5838] <... close resumed>) = 0 [pid 6436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6435] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] rmdir("./40" [pid 6436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6435] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6437 attached [pid 6436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6435] <... mprotect resumed>) = 0 [pid 6436] <... mmap resumed>) = 0x7fb84f206000 [pid 6435] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6436] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6437] set_robust_list(0x555566ac76a0, 24 [pid 6435] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6434] <... mmap resumed>) = 0x20000000 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6437 [pid 5838] mkdir("./41", 0777 [pid 6437] <... set_robust_list resumed>) = 0 [pid 6436] <... mprotect resumed>) = 0 [pid 6435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6434] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6438 attached [pid 6437] chdir("./42" [pid 6436] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6434] <... futex resumed>) = 1 [pid 6432] <... futex resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6438] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6437] <... chdir resumed>) = 0 [pid 6435] <... clone3 resumed> => {parent_tid=[6438]}, 88) = 6438 [pid 6432] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... rseq resumed>) = 0 [pid 6437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6436] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6435] rt_sigprocmask(SIG_SETMASK, [], [pid 6434] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6432] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6438] set_robust_list(0x7fb84f2269a0, 24 [pid 6437] <... prctl resumed>) = 0 [pid 6436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6432] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6440 attached ./strace-static-x86_64: Process 6439 attached [pid 6438] <... set_robust_list resumed>) = 0 [pid 6437] setpgid(0, 0 [pid 6435] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6437] <... setpgid resumed>) = 0 [pid 6436] <... clone3 resumed> => {parent_tid=[6440]}, 88) = 6440 [pid 6439] set_robust_list(0x555566ac76a0, 24 [pid 6440] <... rseq resumed>) = 0 [pid 6436] rt_sigprocmask(SIG_SETMASK, [], [pid 6440] set_robust_list(0x7fb84f2269a0, 24 [pid 6438] rt_sigprocmask(SIG_SETMASK, [], [pid 6437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6435] <... futex resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6439 [pid 6438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6435] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6438] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6435] <... futex resumed>) = 0 [pid 6438] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6435] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... set_robust_list resumed>) = 0 [pid 6440] <... set_robust_list resumed>) = 0 [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6434] <... madvise resumed>) = 0 [pid 6440] rt_sigprocmask(SIG_SETMASK, [], [pid 6439] chdir("./41" [pid 6438] dup(3 [pid 6436] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6439] <... chdir resumed>) = 0 [pid 6438] <... dup resumed>) = 4 [pid 6437] <... openat resumed>) = 3 [pid 6436] <... futex resumed>) = 0 [pid 6434] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6438] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] write(3, "1000", 4 [pid 6436] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] <... futex resumed>) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6440] <... openat resumed>) = 3 [pid 6439] <... prctl resumed>) = 0 [pid 6438] <... futex resumed>) = 1 [pid 6437] <... write resumed>) = 4 [pid 6435] <... futex resumed>) = 0 [pid 6434] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6432] exit_group(0 [pid 6440] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] setpgid(0, 0 [pid 6438] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6437] close(3executing program [pid 6435] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... futex resumed>) = ? [pid 6432] <... exit_group resumed>) = ? [pid 6440] <... futex resumed>) = 1 [pid 6439] <... setpgid resumed>) = 0 [pid 6437] <... close resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6434] +++ exited with 0 +++ [pid 6440] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6437] symlink("/dev/binderfs", "./binderfs" [pid 6436] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6437] <... symlink resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6440] dup(3 [pid 6439] <... openat resumed>) = 3 [pid 6437] write(1, "executing program\n", 18 [pid 6436] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... dup resumed>) = 4 [pid 6437] <... write resumed>) = 18 [pid 6440] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... futex resumed>) = 1 [pid 6439] write(3, "1000", 4 [pid 6437] <... futex resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6440] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] <... write resumed>) = 4 [pid 6437] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6436] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6439] close(3 [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6437] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6435] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6439] <... close resumed>) = 0 [pid 6438] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6436] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6432] +++ exited with 0 +++ [pid 6437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6432, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6437] <... mmap resumed>) = 0x7fb84f206000 [pid 6437] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6437] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6439] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6437] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}executing program [pid 6439] write(1, "executing program\n", 18) = 18 [pid 6437] <... clone3 resumed> => {parent_tid=[6441]}, 88) = 6441 ./strace-static-x86_64: Process 6441 attached [pid 6439] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] rt_sigprocmask(SIG_SETMASK, [], [pid 6441] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6439] <... futex resumed>) = 0 [pid 6437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6441] <... rseq resumed>) = 0 [pid 6439] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] <... restart_syscall resumed>) = 0 [pid 6441] set_robust_list(0x7fb84f2269a0, 24 [pid 5841] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6441] <... set_robust_list resumed>) = 0 [pid 6441] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6441] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6437] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... openat resumed>) = 3 [pid 6439] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6437] <... futex resumed>) = 0 [pid 5841] newfstatat(3, "", [pid 6439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6437] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] getdents64(3, [pid 6439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6439] <... mmap resumed>) = 0x7fb84f206000 [pid 5841] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6439] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6442]}, 88) = 6442 [pid 6439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6439] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6442 attached [pid 6441] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6442] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6442] <... rseq resumed>) = 0 [pid 6441] <... openat resumed>) = 3 [pid 5841] newfstatat(AT_FDCWD, "./42/binderfs", [pid 6442] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6441] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6442] rt_sigprocmask(SIG_SETMASK, [], [pid 6441] <... futex resumed>) = 1 [pid 5841] unlink("./42/binderfs" [pid 6442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6441] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6437] <... futex resumed>) = 0 [pid 6442] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6437] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... unlink resumed>) = 0 [pid 6442] <... openat resumed>) = 3 [pid 6441] <... futex resumed>) = 0 [pid 6437] <... futex resumed>) = 1 [pid 5841] getdents64(3, [pid 6442] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] dup(3 [pid 6437] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] <... futex resumed>) = 1 [pid 6441] <... dup resumed>) = 4 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6442] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6441] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] close(3 [pid 6441] <... futex resumed>) = 0 [pid 6441] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6437] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... futex resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6437] <... futex resumed>) = 1 [pid 6439] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... close resumed>) = 0 [pid 6442] <... futex resumed>) = 0 [pid 6441] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6439] <... futex resumed>) = 1 [pid 5841] rmdir("./42" [pid 6442] dup(3 [pid 6439] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] <... dup resumed>) = 4 [pid 5841] <... rmdir resumed>) = 0 [pid 6442] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... mmap resumed>) = 0x20000000 [pid 6442] <... futex resumed>) = 1 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... mmap resumed>) = 0x20000000 [pid 6435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5841] mkdir("./43", 0777 [pid 6442] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6439] <... futex resumed>) = 0 [pid 6442] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6440] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... mkdir resumed>) = 0 [pid 6441] <... mmap resumed>) = 0x20000000 [pid 6440] <... futex resumed>) = 1 [pid 6438] <... futex resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6441] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6438] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6436] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6443 attached [pid 6436] <... futex resumed>) = 0 [pid 6441] <... futex resumed>) = 1 [pid 6437] <... futex resumed>) = 0 [pid 6436] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6441] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6437] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] set_robust_list(0x555566ac76a0, 24) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6443 [pid 6443] chdir("./43" [pid 6440] <... madvise resumed>) = 0 [pid 6438] <... madvise resumed>) = 0 [pid 6443] <... chdir resumed>) = 0 [pid 6438] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6438] <... futex resumed>) = 1 [pid 6435] <... futex resumed>) = 0 [pid 6443] <... prctl resumed>) = 0 [pid 6438] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6435] exit_group(0 [pid 6443] setpgid(0, 0 [pid 6438] <... futex resumed>) = ? [pid 6435] <... exit_group resumed>) = ? [pid 6441] <... madvise resumed>) = 0 [pid 6440] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6440] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6441] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6441] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6437] <... futex resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6437] exit_group(0 [pid 6436] exit_group(0 [pid 6440] <... futex resumed>) = ? [pid 6436] <... exit_group resumed>) = ? [pid 6443] <... setpgid resumed>) = 0 [pid 6442] <... mmap resumed>) = 0x20000000 [pid 6440] +++ exited with 0 +++ [pid 6438] +++ exited with 0 +++ [pid 6435] +++ exited with 0 +++ [pid 6437] <... exit_group resumed>) = ? [pid 6443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6442] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... futex resumed>) = ? [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6435, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6443] <... openat resumed>) = 3 [pid 6442] <... futex resumed>) = 1 [pid 6436] +++ exited with 0 +++ [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6442] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6436, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6439] <... futex resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6439] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... restart_syscall resumed>) = 0 [pid 6439] <... futex resumed>) = 1 [pid 6439] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6442] <... futex resumed>) = 0 [pid 5844] getdents64(3, [pid 6442] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6443] write(3, "1000", 4 [pid 6441] +++ exited with 0 +++ [pid 6437] +++ exited with 0 +++ [pid 5844] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... restart_syscall resumed>) = 0 [pid 6443] <... write resumed>) = 4 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6437, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6443] close(3 [pid 5844] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6443] <... close resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6443] symlink("/dev/binderfs", "./binderfs" [pid 5844] unlink("./41/binderfs" [pid 5840] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6443] <... symlink resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(3, executing program [pid 6443] write(1, "executing program\n", 18 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6443] <... write resumed>) = 18 [pid 5844] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5839] <... restart_syscall resumed>) = 0 [pid 6443] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... close resumed>) = 0 [pid 6443] <... futex resumed>) = 0 [pid 5844] rmdir("./41" [pid 5840] newfstatat(3, "", [pid 6443] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6443] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 3 [pid 6443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(3, "", [pid 6443] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6443] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] getdents64(3, [pid 6443] <... mprotect resumed>) = 0 [pid 6442] <... madvise resumed>) = 0 [pid 5844] mkdir("./42", 0777 [pid 5840] unlink("./42/binderfs" [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6442] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... mkdir resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6442] <... futex resumed>) = 1 [pid 6439] <... futex resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6442] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] getdents64(3, ./strace-static-x86_64: Process 6445 attached ./strace-static-x86_64: Process 6444 attached [pid 6439] exit_group(0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] newfstatat(AT_FDCWD, "./42/binderfs", [pid 6445] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6444] set_robust_list(0x555566ac76a0, 24 [pid 6443] <... clone3 resumed> => {parent_tid=[6445]}, 88) = 6445 [pid 6442] <... futex resumed>) = ? [pid 6439] <... exit_group resumed>) = ? [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6444 [pid 5840] close(3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6445] <... rseq resumed>) = 0 [pid 6444] <... set_robust_list resumed>) = 0 [pid 6443] rt_sigprocmask(SIG_SETMASK, [], [pid 6442] +++ exited with 0 +++ [pid 5840] <... close resumed>) = 0 [pid 6445] set_robust_list(0x7fb84f2269a0, 24 [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] unlink("./42/binderfs" [pid 6445] <... set_robust_list resumed>) = 0 [pid 6443] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] rmdir("./42" [pid 6445] rt_sigprocmask(SIG_SETMASK, [], [pid 6444] chdir("./42" [pid 6443] <... futex resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] <... chdir resumed>) = 0 [pid 6443] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5839] getdents64(3, [pid 6445] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] mkdir("./43", 0777 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6443] <... futex resumed>) = 0 [pid 6445] <... futex resumed>) = 1 [pid 6443] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] close(3 [pid 6445] dup(3 [pid 6443] <... futex resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6445] <... dup resumed>) = 4 [pid 6443] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6443] <... futex resumed>) = 0 [pid 5839] rmdir("./42" [pid 6445] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6443] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... rmdir resumed>) = 0 [pid 6445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6443] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6446 attached [pid 6446] set_robust_list(0x555566ac76a0, 24 [pid 6445] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6444] <... prctl resumed>) = 0 [pid 6443] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] +++ exited with 0 +++ [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6446 [pid 5839] mkdir("./43", 0777 [pid 6446] <... set_robust_list resumed>) = 0 [pid 6444] setpgid(0, 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6439, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6446] chdir("./43" [pid 6444] <... setpgid resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6446] <... chdir resumed>) = 0 [pid 6444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6444] <... openat resumed>) = 3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", [pid 6446] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6448 attached [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6448 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6448] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6446] setpgid(0, 0 [pid 5838] getdents64(3, [pid 6446] <... setpgid resumed>) = 0 [pid 6446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6444] write(3, "1000", 4 [pid 6448] chdir("./43" [pid 6446] <... openat resumed>) = 3 [pid 6444] <... write resumed>) = 4 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6444] close(3 [pid 6446] write(3, "1000", 4 [pid 6444] <... close resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6448] <... chdir resumed>) = 0 [pid 6446] <... write resumed>) = 4 [pid 6444] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] unlink("./41/binderfs" [pid 6448] <... prctl resumed>) = 0 [pid 6444] <... symlink resumed>) = 0 executing program [pid 6448] setpgid(0, 0 [pid 6446] close(3 [pid 5838] <... unlink resumed>) = 0 [pid 6448] <... setpgid resumed>) = 0 [pid 6444] write(1, "executing program\n", 18) = 18 [pid 5838] getdents64(3, [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6444] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... close resumed>) = 0 [pid 5838] close(3 [pid 6446] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... close resumed>) = 0 executing program [pid 6446] <... symlink resumed>) = 0 [pid 5838] rmdir("./41" [pid 6446] write(1, "executing program\n", 18 [pid 5838] <... rmdir resumed>) = 0 [pid 6446] <... write resumed>) = 18 [pid 5838] mkdir("./42", 0777 [pid 6446] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... futex resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6448] <... openat resumed>) = 3 [pid 6444] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6446] <... futex resumed>) = 0 [pid 6444] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6448] write(3, "1000", 4 [pid 6444] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6448] <... write resumed>) = 4 [pid 6444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6448] close(3 [pid 6444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] <... close resumed>) = 0 ./strace-static-x86_64: Process 6449 attached [pid 6448] symlink("/dev/binderfs", "./binderfs" [pid 6446] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6444] <... mmap resumed>) = 0x7fb84f206000 [pid 6448] <... symlink resumed>) = 0 [pid 6446] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6444] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6448] write(1, "executing program\n", 18) = 18 [pid 6444] <... mprotect resumed>) = 0 [pid 6449] set_robust_list(0x555566ac76a0, 24 [pid 6448] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6449 [pid 6449] <... set_robust_list resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6449] chdir("./42" [pid 6448] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6444] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6449] <... chdir resumed>) = 0 [pid 6448] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6446] <... mmap resumed>) = 0x7fb84f206000 [pid 6449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6446] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6449] <... prctl resumed>) = 0 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6446] <... mprotect resumed>) = 0 [pid 6449] setpgid(0, 0 [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6446] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6449] <... setpgid resumed>) = 0 [pid 6446] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6450 attached [pid 6449] <... openat resumed>) = 3 [pid 6449] write(3, "1000", 4 [pid 6446] <... clone3 resumed> => {parent_tid=[6450]}, 88) = 6450 [pid 6449] <... write resumed>) = 4 [pid 6446] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6449] close(3 [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6451 attached [pid 6450] <... rseq resumed>) = 0 [pid 6449] <... close resumed>) = 0 [pid 6448] <... mmap resumed>) = 0x7fb84f206000 [pid 6446] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6451] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6444] <... clone3 resumed> => {parent_tid=[6451]}, 88) = 6451 [pid 6451] <... rseq resumed>) = 0 [pid 6448] <... mprotect resumed>) = 0 [pid 6451] set_robust_list(0x7fb84f2269a0, 24 [pid 6444] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] symlink("/dev/binderfs", "./binderfs" [pid 6446] <... futex resumed>) = 0 [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6451] <... set_robust_list resumed>) = 0 [pid 6444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] set_robust_list(0x7fb84f2269a0, 24 [pid 6449] <... symlink resumed>) = 0 [pid 6446] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6444] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] <... set_robust_list resumed>) = 0 [pid 6449] write(1, "executing program\n", 18 [pid 6451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] <... write resumed>) = 18 [pid 6444] <... futex resumed>) = 0 [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6444] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6451] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6450] <... openat resumed>) = 3 [pid 6450] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... openat resumed>) = 3 [pid 6450] <... futex resumed>) = 1 [pid 6446] <... futex resumed>) = 0 [pid 6451] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6450] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6449] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6451] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6446] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] <... futex resumed>) = 0 [pid 6449] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6448] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6446] <... futex resumed>) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6451] dup(3 [pid 6450] dup(3 [pid 6449] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6446] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6451] <... dup resumed>) = 4 [pid 6450] <... dup resumed>) = 4 [pid 6449] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6444] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6451] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6451] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6452 attached [pid 6451] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6450] <... futex resumed>) = 1 [pid 6449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6446] <... futex resumed>) = 0 [pid 6444] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6450] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6449] <... mmap resumed>) = 0x7fb84f206000 [pid 6446] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6446] <... futex resumed>) = 0 [pid 6443] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6449] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6446] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6449] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6453 attached => {parent_tid=[6453]}, 88) = 6453 [pid 6449] rt_sigprocmask(SIG_SETMASK, [], [pid 6453] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6452] <... rseq resumed>) = 0 [pid 6448] <... clone3 resumed> => {parent_tid=[6452]}, 88) = 6452 [pid 6452] set_robust_list(0x7fb84f2269a0, 24 [pid 6444] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6452] <... set_robust_list resumed>) = 0 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6452] rt_sigprocmask(SIG_SETMASK, [], [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6443] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6449] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] <... rseq resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6443] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6453] set_robust_list(0x7fb84f2269a0, 24 [pid 6449] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... mprotect resumed>) = 0 [pid 6453] <... set_robust_list resumed>) = 0 [pid 6453] rt_sigprocmask(SIG_SETMASK, [], [pid 6443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6453] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6453] <... openat resumed>) = 3 [pid 6443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6454 attached [pid 6453] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6453] <... futex resumed>) = 1 [pid 6449] <... futex resumed>) = 0 [pid 6445] <... mmap resumed>) = 0x20000000 [pid 6443] <... clone3 resumed> => {parent_tid=[6454]}, 88) = 6454 [pid 6454] <... rseq resumed>) = 0 [pid 6452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6449] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] dup(3 [pid 6449] <... futex resumed>) = 0 [pid 6453] <... dup resumed>) = 4 [pid 6449] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] <... futex resumed>) = 0 [pid 6452] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6448] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] set_robust_list(0x7fb84f2059a0, 24 [pid 6453] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... openat resumed>) = 3 [pid 6454] <... set_robust_list resumed>) = 0 [pid 6454] rt_sigprocmask(SIG_SETMASK, [], [pid 6453] <... futex resumed>) = 1 [pid 6449] <... futex resumed>) = 0 [pid 6443] rt_sigprocmask(SIG_SETMASK, [], [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6453] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6449] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6454] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6452] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6451] <... mmap resumed>) = 0x20000000 [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6445] <... futex resumed>) = 0 [pid 6443] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6448] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6452] dup(3 [pid 6445] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6452] <... dup resumed>) = 4 [pid 6451] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6448] <... futex resumed>) = 0 [pid 6451] <... futex resumed>) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6452] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6448] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6454] <... futex resumed>) = 0 [pid 6452] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6451] <... madvise resumed>) = 0 [pid 6450] <... mmap resumed>) = 0x20000000 [pid 6449] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6444] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... futex resumed>) = 1 [pid 6454] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6450] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] <... futex resumed>) = 0 [pid 6446] <... futex resumed>) = 0 [pid 6450] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6446] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] <... madvise resumed>) = 0 [pid 6450] <... madvise resumed>) = 0 [pid 6454] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] <... mmap resumed>) = 0x20000000 [pid 6451] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6454] <... futex resumed>) = 1 [pid 6444] exit_group(0 [pid 6443] <... futex resumed>) = 0 [pid 6444] <... exit_group resumed>) = ? [pid 6443] exit_group(0 [pid 6445] <... futex resumed>) = ? [pid 6443] <... exit_group resumed>) = ? [pid 6445] +++ exited with 0 +++ [pid 6454] +++ exited with 0 +++ [pid 6453] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] +++ exited with 0 +++ [pid 6453] <... futex resumed>) = 1 [pid 6450] <... futex resumed>) = 1 [pid 6449] <... futex resumed>) = 0 [pid 6446] <... futex resumed>) = 0 [pid 6450] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6449] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6443, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6450] <... futex resumed>) = ? [pid 6449] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6446] <... exit_group resumed>) = ? [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6450] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 6453] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5841] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./43/binderfs") = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6446] +++ exited with 0 +++ [pid 5841] close(3) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6446, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5841] rmdir("./43" [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... rmdir resumed>) = 0 [pid 5841] mkdir("./44", 0777) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6455 attached [pid 6455] set_robust_list(0x555566ac76a0, 24 [pid 6453] <... madvise resumed>) = 0 [pid 6455] <... set_robust_list resumed>) = 0 [pid 6455] chdir("./44") = 0 [pid 6453] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... mmap resumed>) = 0x20000000 [pid 6451] +++ exited with 0 +++ [pid 6448] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6444] +++ exited with 0 +++ [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6455 [pid 5840] <... restart_syscall resumed>) = 0 [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6453] <... futex resumed>) = 1 [pid 6452] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = 0 [pid 6448] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6444, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6455] <... prctl resumed>) = 0 [pid 6453] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6452] <... futex resumed>) = 0 [pid 6449] exit_group(0 [pid 6448] <... futex resumed>) = 0 [pid 6455] setpgid(0, 0 [pid 6453] <... futex resumed>) = ? [pid 6452] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6449] <... exit_group resumed>) = ? [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5840] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6455] <... setpgid resumed>) = 0 [pid 6453] +++ exited with 0 +++ [pid 6449] +++ exited with 0 +++ [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6448] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5844] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6449, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6448] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... openat resumed>) = 3 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5840] newfstatat(3, "", [pid 5844] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... openat resumed>) = 3 [pid 5840] getdents64(3, [pid 5844] newfstatat(3, "", [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6455] <... openat resumed>) = 3 [pid 6448] <... mprotect resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6455] write(3, "1000", 4 [pid 5844] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6455] <... write resumed>) = 4 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6455] close(3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6455] <... close resumed>) = 0 [pid 5844] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./43/binderfs" [pid 6455] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 6455] <... symlink resumed>) = 0 [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5840] getdents64(3, executing program [pid 6448] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6455] write(1, "executing program\n", 18 [pid 5844] unlink("./42/binderfs" [pid 5840] close(3 [pid 6455] <... write resumed>) = 18 [pid 5840] <... close resumed>) = 0 [pid 6455] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... unlink resumed>) = 0 [pid 5840] rmdir("./43" [pid 6455] <... futex resumed>) = 0 [pid 5844] getdents64(3, [pid 5840] <... rmdir resumed>) = 0 [pid 6455] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] mkdir("./44", 0777 [pid 6455] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5844] close(3 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6456 attached [pid 6455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6457 attached [pid 6456] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 5844] rmdir("./42" [pid 6457] set_robust_list(0x555566ac76a0, 24 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6448] <... clone3 resumed> => {parent_tid=[6456]}, 88) = 6456 [pid 5838] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6457] <... set_robust_list resumed>) = 0 [pid 6456] <... rseq resumed>) = 0 [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... rmdir resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6457 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6457] chdir("./44" [pid 6456] set_robust_list(0x7fb84f2059a0, 24 [pid 6455] <... mmap resumed>) = 0x7fb84f206000 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6457] <... chdir resumed>) = 0 [pid 6456] <... set_robust_list resumed>) = 0 [pid 6455] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6448] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] mkdir("./43", 0777 [pid 5838] <... openat resumed>) = 3 [pid 6457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6455] <... mprotect resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 6457] <... prctl resumed>) = 0 [pid 6456] rt_sigprocmask(SIG_SETMASK, [], [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6448] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6457] setpgid(0, 0 [pid 6456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] getdents64(3, [pid 6457] <... setpgid resumed>) = 0 [pid 6456] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6455] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6458 attached [pid 6457] <... openat resumed>) = 3 [pid 6455] <... clone3 resumed> => {parent_tid=[6458]}, 88) = 6458 [pid 5844] <... mkdir resumed>) = 0 [pid 5838] unlink("./42/binderfs" [pid 6458] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6455] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... unlink resumed>) = 0 [pid 6458] <... rseq resumed>) = 0 [pid 6457] write(3, "1000", 4 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] getdents64(3, [pid 6458] set_robust_list(0x7fb84f2269a0, 24 [pid 6457] <... write resumed>) = 4 [pid 6455] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6458] <... set_robust_list resumed>) = 0 [pid 6457] close(3 [pid 6455] <... futex resumed>) = 0 [pid 5838] close(3 [pid 6458] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] <... close resumed>) = 0 [pid 6455] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... close resumed>) = 0 [pid 6458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] symlink("/dev/binderfs", "./binderfs" [pid 5838] rmdir("./42" [pid 6458] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6457] <... symlink resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5838] mkdir("./43", 0777 [pid 6458] <... openat resumed>) = 3 [pid 5838] <... mkdir resumed>) = 0 [pid 6458] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] write(1, "executing program\n", 18executing program [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6459 attached [pid 6458] <... futex resumed>) = 1 [pid 6457] <... write resumed>) = 18 [pid 6455] <... futex resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6459] set_robust_list(0x555566ac76a0, 24 [pid 6458] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6457] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6459 [pid 6459] <... set_robust_list resumed>) = 0 [pid 6458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6457] <... futex resumed>) = 0 [pid 6455] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6460 attached [pid 6459] chdir("./43" [pid 6458] dup(3 [pid 6457] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6455] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] <... chdir resumed>) = 0 [pid 6458] <... dup resumed>) = 4 [pid 6457] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6458] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6460 [pid 6459] <... prctl resumed>) = 0 [pid 6458] <... futex resumed>) = 1 [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] <... futex resumed>) = 0 [pid 6459] setpgid(0, 0 [pid 6458] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6455] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... setpgid resumed>) = 0 [pid 6458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6457] <... mmap resumed>) = 0x7fb84f206000 [pid 6455] <... futex resumed>) = 0 [pid 6459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6460] set_robust_list(0x555566ac76a0, 24 [pid 6459] <... openat resumed>) = 3 [pid 6458] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6457] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6455] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6460] <... set_robust_list resumed>) = 0 [pid 6456] <... madvise resumed>) = 0 [pid 6459] write(3, "1000", 4 [pid 6457] <... mprotect resumed>) = 0 [pid 6460] chdir("./43" [pid 6456] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] <... chdir resumed>) = 0 [pid 6460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6456] <... futex resumed>) = 1 [pid 6448] <... futex resumed>) = 0 [pid 6460] <... prctl resumed>) = 0 [pid 6456] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6460] setpgid(0, 0 [pid 6459] <... write resumed>) = 4 [pid 6457] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6459] close(3 [pid 6457] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6448] exit_group(0 [pid 6460] <... setpgid resumed>) = 0 [pid 6459] <... close resumed>) = 0 [pid 6457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6456] <... futex resumed>) = ? [pid 6448] <... exit_group resumed>) = ? [pid 6459] symlink("/dev/binderfs", "./binderfs" [pid 6456] +++ exited with 0 +++ ./strace-static-x86_64: Process 6461 attached [pid 6460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6459] <... symlink resumed>) = 0 [pid 6461] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6457] <... clone3 resumed> => {parent_tid=[6461]}, 88) = 6461 [pid 6461] <... rseq resumed>) = 0 [pid 6460] <... openat resumed>) = 3 [pid 6452] <... futex resumed>) = ? [pid 6461] set_robust_list(0x7fb84f2269a0, 24 [pid 6460] write(3, "1000", 4executing program [pid 6459] write(1, "executing program\n", 18 [pid 6457] rt_sigprocmask(SIG_SETMASK, [], [pid 6460] <... write resumed>) = 4 [pid 6461] <... set_robust_list resumed>) = 0 [pid 6460] close(3 [pid 6461] rt_sigprocmask(SIG_SETMASK, [], [pid 6460] <... close resumed>) = 0 [pid 6461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] symlink("/dev/binderfs", "./binderfs" [pid 6461] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] <... write resumed>) = 18 [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] <... symlink resumed>) = 0 [pid 6459] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... futex resumed>) = 0 [pid 6459] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6457] <... futex resumed>) = 1 [pid 6459] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6457] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6459] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6459] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6462 attached [pid 6461] <... futex resumed>) = 0 executing program [pid 6460] write(1, "executing program\n", 18 [pid 6459] <... clone3 resumed> => {parent_tid=[6462]}, 88) = 6462 [pid 6462] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6461] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6460] <... write resumed>) = 18 [pid 6459] rt_sigprocmask(SIG_SETMASK, [], [pid 6462] <... rseq resumed>) = 0 [pid 6460] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6462] set_robust_list(0x7fb84f2269a0, 24 [pid 6461] <... openat resumed>) = 3 [pid 6460] <... futex resumed>) = 0 [pid 6459] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... set_robust_list resumed>) = 0 [pid 6461] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6459] <... futex resumed>) = 0 [pid 6462] rt_sigprocmask(SIG_SETMASK, [], [pid 6459] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6460] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6462] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6461] <... futex resumed>) = 1 [pid 6460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] <... futex resumed>) = 0 [pid 6462] <... openat resumed>) = 3 [pid 6461] dup(3 [pid 6460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6457] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] +++ exited with 0 +++ [pid 6448] +++ exited with 0 +++ [pid 6462] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... dup resumed>) = 4 [pid 6460] <... mmap resumed>) = 0x7fb84f206000 [pid 6457] <... futex resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6448, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6462] <... futex resumed>) = 1 [pid 6461] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6459] <... futex resumed>) = 0 [pid 6457] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6460] <... mprotect resumed>) = 0 [pid 6459] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6462] dup(3 [pid 6459] <... futex resumed>) = 0 [pid 6457] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... dup resumed>) = 4 [pid 6460] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6459] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] <... futex resumed>) = 0 [pid 6462] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... futex resumed>) = 0 [pid 6460] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6457] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6459] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... futex resumed>) = 0 [pid 6459] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6463 attached [pid 6462] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6460] <... clone3 resumed> => {parent_tid=[6463]}, 88) = 6463 [pid 6459] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6463] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6461] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6460] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... restart_syscall resumed>) = 0 [pid 6463] <... rseq resumed>) = 0 [pid 6460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] set_robust_list(0x7fb84f2269a0, 24 [pid 6460] <... futex resumed>) = 0 [pid 6460] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6463] <... set_robust_list resumed>) = 0 [pid 5839] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6463] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] newfstatat(3, "", [pid 6463] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6463] <... openat resumed>) = 3 [pid 6463] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6460] <... futex resumed>) = 0 [pid 6455] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6455] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6464 attached [pid 6460] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... clone3 resumed> => {parent_tid=[6464]}, 88) = 6464 [pid 6463] dup(3 [pid 6455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6455] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... dup resumed>) = 4 [pid 6460] <... futex resumed>) = 0 [pid 6455] <... futex resumed>) = 0 [pid 5839] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6464] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6463] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] <... rseq resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6455] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6464] set_robust_list(0x7fb84f2059a0, 24 [pid 6463] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6460] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6464] <... set_robust_list resumed>) = 0 [pid 6463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6460] <... futex resumed>) = 0 [pid 6464] rt_sigprocmask(SIG_SETMASK, [], [pid 6463] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6458] <... mmap resumed>) = 0x20000000 [pid 6464] <... madvise resumed>) = 0 [pid 6458] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] unlink("./43/binderfs" [pid 6458] <... futex resumed>) = 0 [pid 6458] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] <... unlink resumed>) = 0 [pid 6464] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] getdents64(3, [pid 6464] <... futex resumed>) = 1 [pid 6462] <... mmap resumed>) = 0x20000000 [pid 6459] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6457] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] <... futex resumed>) = 0 [pid 6457] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] exit_group(0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6458] <... futex resumed>) = ? [pid 6457] <... futex resumed>) = 0 [pid 6455] <... exit_group resumed>) = ? [pid 5839] close(3 [pid 6458] +++ exited with 0 +++ [pid 6457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... close resumed>) = 0 [pid 6459] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] rmdir("./43" [pid 6464] +++ exited with 0 +++ [pid 6462] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... futex resumed>) = 0 [pid 6455] +++ exited with 0 +++ [pid 5839] <... rmdir resumed>) = 0 [pid 6462] <... futex resumed>) = 0 [pid 6459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6462] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6459] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6455, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6459] <... mprotect resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6459] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5839] mkdir("./44", 0777 [pid 6459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5839] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6465 attached [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6459] <... clone3 resumed> => {parent_tid=[6465]}, 88) = 6465 [pid 5841] <... restart_syscall resumed>) = 0 [pid 6461] <... mmap resumed>) = 0x20000000 [pid 6459] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] <... mmap resumed>) = 0x7fb84f1e5000 ./strace-static-x86_64: Process 6466 attached [pid 6465] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6466 [pid 6461] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... rseq resumed>) = 0 [pid 6463] <... mmap resumed>) = 0x20000000 [pid 6459] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... mprotect resumed>) = 0 [pid 5841] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6466] set_robust_list(0x555566ac76a0, 24 [pid 6461] <... futex resumed>) = 0 [pid 6466] <... set_robust_list resumed>) = 0 [pid 6465] set_robust_list(0x7fb84f2059a0, 24 [pid 6461] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6466] chdir("./44" [pid 6465] <... set_robust_list resumed>) = 0 [pid 6457] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6466] <... chdir resumed>) = 0 [pid 6466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6465] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6466] <... prctl resumed>) = 0 [pid 6466] setpgid(0, 0 [pid 6465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5841] <... openat resumed>) = 3 [pid 6466] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6467 attached [pid 6466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6465] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5841] newfstatat(3, "", [pid 6466] <... openat resumed>) = 3 [pid 6465] <... madvise resumed>) = 0 [pid 6457] <... clone3 resumed> => {parent_tid=[6467]}, 88) = 6467 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6467] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6459] <... futex resumed>) = 0 [pid 6457] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] getdents64(3, [pid 6467] <... rseq resumed>) = 0 [pid 6459] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6467] set_robust_list(0x7fb84f2059a0, 24 [pid 6457] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6467] <... set_robust_list resumed>) = 0 [pid 6457] <... futex resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6466] write(3, "1000", 4 [pid 6467] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6466] <... write resumed>) = 4 [pid 6460] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6467] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6466] close(3 [pid 6460] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... madvise resumed>) = 0 [pid 6466] <... close resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 5841] unlink("./44/binderfs" [pid 6466] symlink("/dev/binderfs", "./binderfs" [pid 6463] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] <... unlink resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6460] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5841] getdents64(3, [pid 6466] <... symlink resumed>) = 0 [pid 6463] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6460] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6466] write(1, "executing program\n", 18 [pid 5841] close(3 [pid 6466] <... write resumed>) = 18 [pid 6460] <... mprotect resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 6466] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] rmdir("./44" [pid 6460] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 1 [pid 6459] <... futex resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 6466] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6459] exit_group(0 [pid 5841] mkdir("./45", 0777 [pid 6466] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6462] <... futex resumed>) = ? [pid 6460] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6459] <... exit_group resumed>) = ? [pid 5841] <... mkdir resumed>) = 0 [pid 6467] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6465] +++ exited with 0 +++ [pid 6462] +++ exited with 0 +++ [pid 6460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6459] +++ exited with 0 +++ [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6468 attached [pid 6467] <... futex resumed>) = 1 [pid 6466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6469 attached [pid 6468] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6467] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6460] <... clone3 resumed> => {parent_tid=[6468]}, 88) = 6468 [pid 6457] exit_group(0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6469 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6459, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6468] <... rseq resumed>) = 0 [pid 6467] <... futex resumed>) = ? [pid 6466] <... mmap resumed>) = 0x7fb84f206000 [pid 6461] <... futex resumed>) = ? [pid 6460] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] <... exit_group resumed>) = ? [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6469] set_robust_list(0x555566ac76a0, 24 [pid 6468] set_robust_list(0x7fb84f2059a0, 24 [pid 6467] +++ exited with 0 +++ [pid 6466] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6461] +++ exited with 0 +++ [pid 6460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] +++ exited with 0 +++ [pid 5838] <... restart_syscall resumed>) = 0 [pid 6469] <... set_robust_list resumed>) = 0 [pid 6468] <... set_robust_list resumed>) = 0 [pid 6466] <... mprotect resumed>) = 0 [pid 6460] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] rt_sigprocmask(SIG_SETMASK, [], [pid 6460] <... futex resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6457, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6468] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5838] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6469] chdir("./45" [pid 6468] <... madvise resumed>) = 0 [pid 6466] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... restart_syscall resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6469] <... chdir resumed>) = 0 [pid 6466] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] <... openat resumed>) = 3 [pid 6469] <... prctl resumed>) = 0 [pid 6468] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] newfstatat(3, "", ./strace-static-x86_64: Process 6470 attached [pid 6469] setpgid(0, 0 [pid 6468] <... futex resumed>) = 1 [pid 6466] <... clone3 resumed> => {parent_tid=[6470]}, 88) = 6470 [pid 6460] <... futex resumed>) = 0 [pid 6470] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6468] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] <... rseq resumed>) = 0 [pid 6460] exit_group(0 [pid 6470] set_robust_list(0x7fb84f2269a0, 24 [pid 6469] <... setpgid resumed>) = 0 [pid 6470] <... set_robust_list resumed>) = 0 [pid 6468] <... futex resumed>) = ? [pid 6466] rt_sigprocmask(SIG_SETMASK, [], [pid 6463] <... futex resumed>) = ? [pid 6460] <... exit_group resumed>) = ? [pid 5840] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6470] rt_sigprocmask(SIG_SETMASK, [], [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6468] +++ exited with 0 +++ [pid 6466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6463] +++ exited with 0 +++ [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 6470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] <... openat resumed>) = 3 [pid 6466] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6469] write(3, "1000", 4 [pid 6466] <... futex resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5838] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6469] <... write resumed>) = 4 [pid 6466] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] close(3 [pid 5840] newfstatat(3, "", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6469] <... close resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6469] symlink("/dev/binderfs", "./binderfs" [pid 5840] getdents64(3, [pid 5838] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6469] <... symlink resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./43/binderfs" [pid 6470] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIMEexecuting program [pid 6469] write(1, "executing program\n", 18 [pid 5840] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6469] <... write resumed>) = 18 [pid 5838] <... unlink resumed>) = 0 [pid 6469] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 6469] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] newfstatat(AT_FDCWD, "./44/binderfs", [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6469] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] close(3 [pid 6469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5840] unlink("./44/binderfs" [pid 6469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... close resumed>) = 0 [pid 6469] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] <... unlink resumed>) = 0 [pid 5838] rmdir("./43" [pid 6469] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... rmdir resumed>) = 0 [pid 6469] <... mprotect resumed>) = 0 [pid 5840] getdents64(3, [pid 6469] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6469] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5840] close(3 [pid 5838] mkdir("./44", 0777 [pid 6469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] <... close resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6471 attached [pid 6471] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5840] rmdir("./44") = 0 [pid 6469] <... clone3 resumed> => {parent_tid=[6471]}, 88) = 6471 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6469] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6472 attached NULL, 8) = 0 [pid 5840] mkdir("./45", 0777 [pid 6469] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... mkdir resumed>) = 0 [pid 6469] <... futex resumed>) = 0 [pid 6469] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6472] set_robust_list(0x555566ac76a0, 24 [pid 6471] <... rseq resumed>) = 0 [pid 6472] <... set_robust_list resumed>) = 0 [pid 6471] set_robust_list(0x7fb84f2269a0, 24 [pid 6472] chdir("./44" [pid 6471] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6472 [pid 6472] <... chdir resumed>) = 0 [pid 6471] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6473 attached [pid 6472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6473] set_robust_list(0x555566ac76a0, 24 [pid 6472] <... prctl resumed>) = 0 [pid 6471] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6473 [pid 6473] <... set_robust_list resumed>) = 0 [pid 6473] chdir("./45" [pid 6472] setpgid(0, 0 [pid 6473] <... chdir resumed>) = 0 [pid 6472] <... setpgid resumed>) = 0 [pid 6473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6473] setpgid(0, 0) = 0 [pid 6472] <... openat resumed>) = 3 [pid 6473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6472] write(3, "1000", 4 [pid 6473] <... openat resumed>) = 3 [pid 6472] <... write resumed>) = 4 [pid 6473] write(3, "1000", 4 [pid 6472] close(3 [pid 6473] <... write resumed>) = 4 [pid 6472] <... close resumed>) = 0 [pid 6473] close(3 [pid 6472] symlink("/dev/binderfs", "./binderfs" [pid 6473] <... close resumed>) = 0 [pid 6472] <... symlink resumed>) = 0 [pid 6473] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6472] write(1, "executing program\n", 18executing program executing program [pid 6473] write(1, "executing program\n", 18 [pid 6466] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6472] <... write resumed>) = 18 [pid 6473] <... write resumed>) = 18 [pid 6466] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... futex resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 6472] <... futex resumed>) = 0 [pid 6466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6473] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6472] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6473] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6472] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6473] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6466] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6466] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6474 attached [pid 6474] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6466] <... clone3 resumed> => {parent_tid=[6474]}, 88) = 6474 [pid 6474] <... rseq resumed>) = 0 [pid 6466] rt_sigprocmask(SIG_SETMASK, [], [pid 6474] set_robust_list(0x7fb84f2059a0, 24 [pid 6466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6474] <... set_robust_list resumed>) = 0 [pid 6466] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] rt_sigprocmask(SIG_SETMASK, [], [pid 6466] <... futex resumed>) = 0 [pid 6474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6466] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] dup(-1) = -1 EBADF (Bad file descriptor) [pid 6474] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6466] <... futex resumed>) = 0 [pid 6474] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0 [pid 6466] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 6466] <... futex resumed>) = 0 [pid 6474] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] <... futex resumed>) = 0 [pid 6466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6474] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6466] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] <... madvise resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6466] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6466] <... futex resumed>) = 0 [pid 6474] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6472] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6473] <... mmap resumed>) = 0x7fb84f206000 [pid 6472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6473] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6472] <... mmap resumed>) = 0x7fb84f206000 [pid 6473] <... mprotect resumed>) = 0 [pid 6472] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6473] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6472] <... mprotect resumed>) = 0 [pid 6473] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6472] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6472] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6475 attached [pid 6472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6473] <... clone3 resumed> => {parent_tid=[6475]}, 88) = 6475 ./strace-static-x86_64: Process 6476 attached [pid 6475] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6473] rt_sigprocmask(SIG_SETMASK, [], [pid 6476] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6475] <... rseq resumed>) = 0 [pid 6473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6472] <... clone3 resumed> => {parent_tid=[6476]}, 88) = 6476 [pid 6476] <... rseq resumed>) = 0 [pid 6475] set_robust_list(0x7fb84f2269a0, 24 [pid 6473] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] rt_sigprocmask(SIG_SETMASK, [], [pid 6476] set_robust_list(0x7fb84f2269a0, 24 [pid 6475] <... set_robust_list resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 6476] <... set_robust_list resumed>) = 0 [pid 6475] rt_sigprocmask(SIG_SETMASK, [], [pid 6476] rt_sigprocmask(SIG_SETMASK, [], [pid 6475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6473] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6476] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6472] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... futex resumed>) = 0 [pid 6472] <... futex resumed>) = 1 [pid 6476] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6472] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6469] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6469] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6477 attached => {parent_tid=[6477]}, 88) = 6477 [pid 6469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6469] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6469] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] <... openat resumed>) = 3 [pid 6460] +++ exited with 0 +++ [pid 6471] <... openat resumed>) = 3 [pid 6477] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6476] <... openat resumed>) = 3 [pid 6475] <... openat resumed>) = 3 [pid 6471] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... rseq resumed>) = 0 [pid 6476] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6466] exit_group(0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6460, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 6477] set_robust_list(0x7fb84f2059a0, 24 [pid 6476] <... futex resumed>) = 1 [pid 6475] <... futex resumed>) = 1 [pid 6474] <... futex resumed>) = ? [pid 6473] <... futex resumed>) = 0 [pid 6472] <... futex resumed>) = 0 [pid 6471] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6466] <... exit_group resumed>) = ? [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6477] <... set_robust_list resumed>) = 0 [pid 6476] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6474] +++ exited with 0 +++ [pid 6473] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] +++ exited with 0 +++ [pid 6466] +++ exited with 0 +++ [pid 5844] <... restart_syscall resumed>) = 0 [pid 6477] rt_sigprocmask(SIG_SETMASK, [], [pid 6476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6473] <... futex resumed>) = 0 [pid 6477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6476] dup(3 [pid 6475] dup(3 [pid 6473] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6472] <... futex resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6477] dup(3 [pid 6476] <... dup resumed>) = 4 [pid 6475] <... dup resumed>) = 4 [pid 5844] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6476] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6476] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6477] <... dup resumed>) = 4 [pid 6476] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... openat resumed>) = 3 [pid 6477] <... futex resumed>) = 1 [pid 6469] <... futex resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 6477] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6472] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = 1 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6473] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6469] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6475] <... futex resumed>) = 0 [pid 6473] <... futex resumed>) = 1 [pid 6472] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 5839] <... restart_syscall resumed>) = 0 [pid 6475] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", [pid 6476] <... futex resumed>) = 0 [pid 6472] <... futex resumed>) = 1 [pid 5844] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6473] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6476] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6472] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./44/binderfs" [pid 5844] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5844] unlink("./43/binderfs" [pid 5839] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5839] close(3 [pid 5844] getdents64(3, [pid 5839] <... close resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] rmdir("./44" [pid 5844] close(3 [pid 5839] <... rmdir resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5839] mkdir("./45", 0777 [pid 5844] rmdir("./43" [pid 5839] <... mkdir resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5844] mkdir("./44", 0777 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... mkdir resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6478 ./strace-static-x86_64: Process 6479 attached ./strace-static-x86_64: Process 6478 attached [pid 6478] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6479 [pid 6478] <... set_robust_list resumed>) = 0 [pid 6478] chdir("./45" [pid 6479] set_robust_list(0x555566ac76a0, 24 [pid 6478] <... chdir resumed>) = 0 [pid 6479] <... set_robust_list resumed>) = 0 [pid 6478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6479] chdir("./44" [pid 6478] <... prctl resumed>) = 0 [pid 6479] <... chdir resumed>) = 0 [pid 6478] setpgid(0, 0 [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6478] <... setpgid resumed>) = 0 [pid 6479] <... prctl resumed>) = 0 [pid 6478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6479] setpgid(0, 0 [pid 6478] <... openat resumed>) = 3 [pid 6478] write(3, "1000", 4 [pid 6479] <... setpgid resumed>) = 0 [pid 6478] <... write resumed>) = 4 [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6478] close(3) = 0 [pid 6479] <... openat resumed>) = 3 [pid 6478] symlink("/dev/binderfs", "./binderfs" [pid 6479] write(3, "1000", 4 [pid 6478] <... symlink resumed>) = 0 [pid 6478] write(1, "executing program\n", 18 [pid 6479] <... write resumed>) = 4 executing program executing program [pid 6479] close(3) = 0 [pid 6479] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6478] <... write resumed>) = 18 [pid 6479] write(1, "executing program\n", 18) = 18 [pid 6479] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6479] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6478] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... mmap resumed>) = 0x7fb84f206000 [pid 6478] <... futex resumed>) = 0 [pid 6479] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6478] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6469] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... mprotect resumed>) = 0 [pid 6478] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6477] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = 1 [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6477] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6469] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6479] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6477] <... madvise resumed>) = 0 [pid 6479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6480 attached [pid 6478] <... mmap resumed>) = 0x7fb84f206000 [pid 6477] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6478] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6473] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6477] <... futex resumed>) = 1 [pid 6473] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6472] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6478] <... mprotect resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 6472] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6472] <... futex resumed>) = 0 [pid 6473] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6473] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6480] <... rseq resumed>) = 0 [pid 6479] <... clone3 resumed> => {parent_tid=[6480]}, 88) = 6480 [pid 6473] <... mprotect resumed>) = 0 [pid 6472] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6480] set_robust_list(0x7fb84f2269a0, 24 [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6473] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6472] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6473] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6469] <... futex resumed>) = 0 [pid 6480] <... set_robust_list resumed>) = 0 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6472] <... mprotect resumed>) = 0 [pid 6480] rt_sigprocmask(SIG_SETMASK, [], [pid 6479] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] <... futex resumed>) = 0 [pid 6472] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6481 attached [pid 6480] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6479] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6480] <... openat resumed>) = 3 [pid 6480] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6480] <... futex resumed>) = 1 [pid 6479] <... futex resumed>) = 0 [pid 6478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6473] <... clone3 resumed> => {parent_tid=[6481]}, 88) = 6481 [pid 6472] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6481] <... rseq resumed>) = 0 [pid 6480] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6473] rt_sigprocmask(SIG_SETMASK, [], [pid 6472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6483 attached ./strace-static-x86_64: Process 6482 attached [pid 6481] set_robust_list(0x7fb84f2059a0, 24 [pid 6480] dup(3 [pid 6479] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6482] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6480] <... dup resumed>) = 4 [pid 6483] <... rseq resumed>) = 0 [pid 6482] <... rseq resumed>) = 0 [pid 6481] <... set_robust_list resumed>) = 0 [pid 6480] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... clone3 resumed> => {parent_tid=[6482]}, 88) = 6482 [pid 6473] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] <... clone3 resumed> => {parent_tid=[6483]}, 88) = 6483 [pid 6483] set_robust_list(0x7fb84f2059a0, 24 [pid 6482] set_robust_list(0x7fb84f2269a0, 24 [pid 6481] rt_sigprocmask(SIG_SETMASK, [], [pid 6480] <... futex resumed>) = 1 [pid 6479] <... futex resumed>) = 0 [pid 6478] rt_sigprocmask(SIG_SETMASK, [], [pid 6473] <... futex resumed>) = 0 [pid 6472] rt_sigprocmask(SIG_SETMASK, [], [pid 6483] <... set_robust_list resumed>) = 0 [pid 6482] <... set_robust_list resumed>) = 0 [pid 6481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6473] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] rt_sigprocmask(SIG_SETMASK, [], [pid 6482] rt_sigprocmask(SIG_SETMASK, [], [pid 6481] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6472] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6482] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = 1 [pid 6480] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6483] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6481] <... madvise resumed>) = 0 [pid 6479] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6472] <... futex resumed>) = 0 [pid 6483] <... madvise resumed>) = 0 [pid 6478] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6482] <... futex resumed>) = 0 [pid 6478] <... futex resumed>) = 1 [pid 6482] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6482] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6478] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] <... futex resumed>) = 1 [pid 6481] <... futex resumed>) = 1 [pid 6478] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... futex resumed>) = 0 [pid 6472] <... futex resumed>) = 0 [pid 6483] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6482] <... futex resumed>) = 0 [pid 6481] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6478] <... futex resumed>) = 1 [pid 6482] dup(3) = 4 [pid 6482] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6478] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6478] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 6478] <... futex resumed>) = 1 [pid 6482] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6478] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6479] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6479] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[6484]}, 88) = 6484 ./strace-static-x86_64: Process 6484 attached [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6484] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6484] set_robust_list(0x7fb84f2059a0, 24 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6479] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6478] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6484] <... set_robust_list resumed>) = 0 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6484] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6480] <... mmap resumed>) = 0x20000000 [pid 6476] <... mmap resumed>) = 0x20000000 [pid 6475] <... mmap resumed>) = 0x20000000 [pid 6475] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6480] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6471] <... mmap resumed>) = 0x20000000 [pid 6471] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6471] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] exit_group(0 [pid 6473] exit_group(0 [pid 6477] <... futex resumed>) = ? [pid 6473] <... exit_group resumed>) = ? [pid 6469] <... exit_group resumed>) = ? [pid 6481] <... futex resumed>) = ? [pid 6475] <... futex resumed>) = ? [pid 6481] +++ exited with 0 +++ [pid 6475] +++ exited with 0 +++ [pid 6471] <... futex resumed>) = ? [pid 6471] +++ exited with 0 +++ [pid 6478] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6478] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6478] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6485 attached => {parent_tid=[6485]}, 88) = 6485 [pid 6478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6478] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6485] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6478] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6485] <... rseq resumed>) = 0 [pid 6485] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6482] <... mmap resumed>) = 0x20000000 [pid 6485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6485] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6482] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] <... madvise resumed>) = 0 [pid 6485] <... madvise resumed>) = 0 [pid 6484] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6477] +++ exited with 0 +++ [pid 6476] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] +++ exited with 0 +++ [pid 6469] +++ exited with 0 +++ [pid 6485] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... futex resumed>) = 0 [pid 6479] exit_group(0 [pid 6476] <... futex resumed>) = 0 [pid 6472] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6469, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6485] <... futex resumed>) = 1 [pid 6483] <... futex resumed>) = ? [pid 6480] <... futex resumed>) = ? [pid 6479] <... exit_group resumed>) = ? [pid 6478] <... futex resumed>) = 0 [pid 6472] <... exit_group resumed>) = ? [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6473, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6485] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] +++ exited with 0 +++ [pid 6483] +++ exited with 0 +++ [pid 6480] +++ exited with 0 +++ [pid 6478] exit_group(0 [pid 6482] <... futex resumed>) = ? [pid 6478] <... exit_group resumed>) = ? [pid 5841] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6485] <... futex resumed>) = ? [pid 6482] +++ exited with 0 +++ [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6479] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6479, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6485] +++ exited with 0 +++ [pid 6478] +++ exited with 0 +++ [pid 5841] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6478, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] newfstatat(3, "", [pid 5840] <... openat resumed>) = 3 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] newfstatat(3, "", [pid 5841] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] getdents64(3, [pid 5841] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5841] unlink("./45/binderfs" [pid 5839] <... restart_syscall resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... unlink resumed>) = 0 [pid 5840] unlink("./45/binderfs" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... unlink resumed>) = 0 [pid 5839] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(3, "", [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 5839] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] getdents64(3, [pid 5841] <... close resumed>) = 0 [pid 5840] close(3 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... openat resumed>) = 3 [pid 5844] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] <... close resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 5844] newfstatat(AT_FDCWD, "./44/binderfs", [pid 5841] rmdir("./45" [pid 5840] rmdir("./45" [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] unlink("./44/binderfs" [pid 5840] <... rmdir resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5839] getdents64(3, [pid 5840] mkdir("./46", 0777 [pid 5844] getdents64(3, [pid 5841] <... rmdir resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] close(3 [pid 5841] mkdir("./46", 0777 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] rmdir("./44" [pid 5841] <... mkdir resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... rmdir resumed>) = 0 [pid 5844] mkdir("./45", 0777 [pid 5839] newfstatat(AT_FDCWD, "./45/binderfs", ./strace-static-x86_64: Process 6486 attached [pid 5844] <... mkdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6487 attached [pid 6486] set_robust_list(0x555566ac76a0, 24 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6488 attached [pid 6487] set_robust_list(0x555566ac76a0, 24 [pid 6486] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6487 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6488 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6486 [pid 5839] unlink("./45/binderfs" [pid 6488] set_robust_list(0x555566ac76a0, 24 [pid 6487] <... set_robust_list resumed>) = 0 [pid 6486] chdir("./46" [pid 6487] chdir("./45" [pid 6488] <... set_robust_list resumed>) = 0 [pid 6487] <... chdir resumed>) = 0 [pid 6486] <... chdir resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6488] chdir("./46" [pid 6487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6488] <... chdir resumed>) = 0 [pid 6487] <... prctl resumed>) = 0 [pid 6486] <... prctl resumed>) = 0 [pid 5839] getdents64(3, [pid 6488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6487] setpgid(0, 0 [pid 6488] <... prctl resumed>) = 0 [pid 6487] <... setpgid resumed>) = 0 [pid 6486] setpgid(0, 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6488] setpgid(0, 0 [pid 6487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6486] <... setpgid resumed>) = 0 [pid 5839] close(3 [pid 6488] <... setpgid resumed>) = 0 [pid 6488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6487] <... openat resumed>) = 3 [pid 6486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6487] write(3, "1000", 4 [pid 5839] <... close resumed>) = 0 [pid 6487] <... write resumed>) = 4 [pid 6488] <... openat resumed>) = 3 [pid 6487] close(3 [pid 5839] rmdir("./45" [pid 6487] <... close resumed>) = 0 [pid 6487] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6487] write(1, "executing program\n", 18 [pid 6488] write(3, "1000", 4 [pid 6486] <... openat resumed>) = 3 executing program [pid 5839] <... rmdir resumed>) = 0 [pid 6488] <... write resumed>) = 4 [pid 6487] <... write resumed>) = 18 [pid 6487] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] write(3, "1000", 4 [pid 6488] close(3 [pid 6487] <... futex resumed>) = 0 [pid 6486] <... write resumed>) = 4 [pid 5839] mkdir("./46", 0777 [pid 6488] <... close resumed>) = 0 [pid 6487] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6486] close(3 [pid 6488] symlink("/dev/binderfs", "./binderfs" [pid 6487] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6486] <... close resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6488] <... symlink resumed>) = 0 [pid 6487] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6486] symlink("/dev/binderfs", "./binderfs" [pid 6487] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6486] <... symlink resumed>) = 0 [pid 6487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6486] write(1, "executing program\n", 18executing program [pid 6487] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6486] <... write resumed>) = 18 [pid 6487] <... mprotect resumed>) = 0 [pid 6486] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6486] <... futex resumed>) = 0 [pid 6486] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6487] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}executing program [pid 6486] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6489 attached [pid 6488] write(1, "executing program\n", 18 [pid 6486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6489] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6488] <... write resumed>) = 18 [pid 6487] <... clone3 resumed> => {parent_tid=[6489]}, 88) = 6489 [pid 6486] <... mmap resumed>) = 0x7fb84f206000 [pid 6487] rt_sigprocmask(SIG_SETMASK, [], [pid 6486] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6488] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6490 attached [pid 6489] <... rseq resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 6487] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6486] <... mprotect resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6490 [pid 6490] set_robust_list(0x555566ac76a0, 24 [pid 6489] set_robust_list(0x7fb84f2269a0, 24 [pid 6488] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6487] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... set_robust_list resumed>) = 0 [pid 6489] <... set_robust_list resumed>) = 0 [pid 6488] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6487] <... futex resumed>) = 0 [pid 6486] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6489] rt_sigprocmask(SIG_SETMASK, [], [pid 6488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6487] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6490] chdir("./46" [pid 6489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6486] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6490] <... chdir resumed>) = 0 [pid 6489] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6491 attached [pid 6490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6489] <... openat resumed>) = 3 [pid 6488] <... mmap resumed>) = 0x7fb84f206000 [pid 6476] +++ exited with 0 +++ [pid 6472] +++ exited with 0 +++ [pid 6491] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6490] <... prctl resumed>) = 0 [pid 6489] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6486] <... clone3 resumed> => {parent_tid=[6491]}, 88) = 6491 [pid 6491] <... rseq resumed>) = 0 [pid 6490] setpgid(0, 0 [pid 6489] <... futex resumed>) = 1 [pid 6488] <... mprotect resumed>) = 0 [pid 6487] <... futex resumed>) = 0 [pid 6486] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6472, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6491] set_robust_list(0x7fb84f2269a0, 24 [pid 6490] <... setpgid resumed>) = 0 [pid 6489] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6488] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6487] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] <... set_robust_list resumed>) = 0 [pid 6489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6488] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6487] <... futex resumed>) = 0 [pid 6486] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6491] rt_sigprocmask(SIG_SETMASK, [], [pid 6490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6489] dup(3 [pid 6488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6487] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6492 attached [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6489] <... dup resumed>) = 4 [pid 6486] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6491] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6489] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] <... clone3 resumed> => {parent_tid=[6492]}, 88) = 6492 [pid 6492] <... rseq resumed>) = 0 [pid 6490] <... openat resumed>) = 3 [pid 6489] <... futex resumed>) = 1 [pid 6488] rt_sigprocmask(SIG_SETMASK, [], [pid 6492] set_robust_list(0x7fb84f2269a0, 24 [pid 6488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] <... openat resumed>) = 3 [pid 6488] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... futex resumed>) = 0 [pid 6492] <... set_robust_list resumed>) = 0 [pid 6491] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] write(3, "1000", 4 [pid 6489] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6488] <... futex resumed>) = 0 [pid 6487] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] rt_sigprocmask(SIG_SETMASK, [], [pid 6491] <... futex resumed>) = 1 [pid 6489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6488] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] <... futex resumed>) = 0 [pid 6486] <... futex resumed>) = 0 [pid 6492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] <... write resumed>) = 4 [pid 6489] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6487] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6490] close(3 [pid 6486] <... futex resumed>) = 0 [pid 6492] <... openat resumed>) = 3 [pid 6491] dup(3 [pid 6490] <... close resumed>) = 0 [pid 6486] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... restart_syscall resumed>) = 0 [pid 6492] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... dup resumed>) = 4 [pid 6490] symlink("/dev/binderfs", "./binderfs" [pid 6492] <... futex resumed>) = 1 [pid 6491] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... symlink resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 6492] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6491] <... futex resumed>) = 1 [pid 6490] write(1, "executing program\n", 18 [pid 6488] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] <... futex resumed>) = 0 [pid 6492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6491] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6490] <... write resumed>) = 18 [pid 6488] <... futex resumed>) = 0 [pid 6486] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] dup(3 [pid 6490] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6492] <... dup resumed>) = 4 [pid 6490] <... futex resumed>) = 0 [pid 6492] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6492] <... futex resumed>) = 1 [pid 6488] <... futex resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6492] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6488] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6490] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6488] <... futex resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6492] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6490] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6488] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] <... futex resumed>) = 0 [pid 6486] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] newfstatat(3, "", [pid 6490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6490] <... mmap resumed>) = 0x7fb84f206000 [pid 6490] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] getdents64(3, [pid 6490] <... mprotect resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6490] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6490] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] newfstatat(AT_FDCWD, "./44/binderfs", ./strace-static-x86_64: Process 6493 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6493] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6490] <... clone3 resumed> => {parent_tid=[6493]}, 88) = 6493 [pid 5838] unlink("./44/binderfs" [pid 6493] <... rseq resumed>) = 0 [pid 6490] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... unlink resumed>) = 0 [pid 6490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] set_robust_list(0x7fb84f2269a0, 24 [pid 6490] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... set_robust_list resumed>) = 0 [pid 5838] getdents64(3, [pid 6493] rt_sigprocmask(SIG_SETMASK, [], [pid 6490] <... futex resumed>) = 0 [pid 6493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6490] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] close(3 [pid 6493] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5838] <... close resumed>) = 0 [pid 6493] <... openat resumed>) = 3 [pid 6487] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6487] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] rmdir("./44" [pid 6493] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... futex resumed>) = 0 [pid 6493] <... futex resumed>) = 1 [pid 6487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6487] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6487] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6490] <... futex resumed>) = 0 [pid 6487] <... mprotect resumed>) = 0 [pid 6493] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6487] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] mkdir("./45", 0777 [pid 6490] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6490] <... futex resumed>) = 1 [pid 6487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5838] <... mkdir resumed>) = 0 [pid 6493] dup(3 [pid 6490] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6494 attached [pid 6494] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6487] <... clone3 resumed> => {parent_tid=[6494]}, 88) = 6494 [pid 6494] <... rseq resumed>) = 0 [pid 6493] <... dup resumed>) = 4 [pid 6487] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6494] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] <... futex resumed>) = 1 [pid 6490] <... futex resumed>) = 0 [pid 6487] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6490] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6493] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6490] <... futex resumed>) = 0 [pid 6490] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6495 attached [pid 6494] <... madvise resumed>) = 0 [pid 6488] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6495] set_robust_list(0x555566ac76a0, 24 [pid 6486] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... set_robust_list resumed>) = 0 [pid 6488] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] <... futex resumed>) = 0 [pid 6495] chdir("./45" [pid 6488] <... futex resumed>) = 0 [pid 6486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6495] <... chdir resumed>) = 0 [pid 6494] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6486] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6495 [pid 6495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6494] <... futex resumed>) = 1 [pid 6488] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6487] <... futex resumed>) = 0 [pid 6486] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6495] <... prctl resumed>) = 0 [pid 6488] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6495] setpgid(0, 0) = 0 [pid 6495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6494] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6495] <... openat resumed>) = 3 [pid 6488] <... mprotect resumed>) = 0 [pid 6495] write(3, "1000", 4) = 4 [pid 6488] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6495] close(3 [pid 6488] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6495] <... close resumed>) = 0 [pid 6488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6486] <... mprotect resumed>) = 0 [pid 6495] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6496 attached ) = 0 [pid 6486] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6488] <... clone3 resumed> => {parent_tid=[6496]}, 88) = 6496 executing program [pid 6486] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6496] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6495] write(1, "executing program\n", 18 [pid 6488] rt_sigprocmask(SIG_SETMASK, [], [pid 6486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6496] <... rseq resumed>) = 0 [pid 6495] <... write resumed>) = 18 [pid 6488] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6497 attached [pid 6496] set_robust_list(0x7fb84f2059a0, 24 [pid 6495] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] <... set_robust_list resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 6497] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6496] rt_sigprocmask(SIG_SETMASK, [], [pid 6495] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6486] <... clone3 resumed> => {parent_tid=[6497]}, 88) = 6497 [pid 6497] <... rseq resumed>) = 0 [pid 6496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6495] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6488] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] rt_sigprocmask(SIG_SETMASK, [], [pid 6497] set_robust_list(0x7fb84f2059a0, 24 [pid 6496] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6495] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6497] <... set_robust_list resumed>) = 0 [pid 6497] rt_sigprocmask(SIG_SETMASK, [], [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6486] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6486] <... futex resumed>) = 0 [pid 6486] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6495] <... mmap resumed>) = 0x7fb84f206000 [pid 6490] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6490] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6495] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6490] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6490] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6495] <... mprotect resumed>) = 0 [pid 6496] <... madvise resumed>) = 0 [pid 6495] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6490] <... mprotect resumed>) = 0 [pid 6495] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6490] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6498 attached [pid 6495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6498] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6496] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... clone3 resumed> => {parent_tid=[6498]}, 88) = 6498 ./strace-static-x86_64: Process 6499 attached [pid 6498] <... rseq resumed>) = 0 [pid 6496] <... futex resumed>) = 1 [pid 6490] rt_sigprocmask(SIG_SETMASK, [], [pid 6488] <... futex resumed>) = 0 [pid 6499] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6498] set_robust_list(0x7fb84f2059a0, 24 [pid 6497] <... madvise resumed>) = 0 [pid 6496] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6495] <... clone3 resumed> => {parent_tid=[6499]}, 88) = 6499 [pid 6490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6499] <... rseq resumed>) = 0 [pid 6498] <... set_robust_list resumed>) = 0 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 6499] set_robust_list(0x7fb84f2269a0, 24 [pid 6498] rt_sigprocmask(SIG_SETMASK, [], [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] <... set_robust_list resumed>) = 0 [pid 6498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6497] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... futex resumed>) = 0 [pid 6499] rt_sigprocmask(SIG_SETMASK, [], [pid 6498] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6497] <... futex resumed>) = 1 [pid 6495] <... futex resumed>) = 0 [pid 6490] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] <... futex resumed>) = 0 [pid 6499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6497] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6495] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6499] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6495] <... futex resumed>) = 0 [pid 6495] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6499] dup(3) = 4 [pid 6495] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6499] <... futex resumed>) = 0 [pid 6499] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6495] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6495] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6498] <... madvise resumed>) = 0 [pid 6492] <... mmap resumed>) = 0x20000000 [pid 6491] <... mmap resumed>) = 0x20000000 [pid 6491] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6491] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6486] exit_group(0 [pid 6497] <... futex resumed>) = ? [pid 6491] <... futex resumed>) = ? [pid 6486] <... exit_group resumed>) = ? [pid 6497] +++ exited with 0 +++ [pid 6491] +++ exited with 0 +++ [pid 6492] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6488] exit_group(0 [pid 6496] <... futex resumed>) = ? [pid 6488] <... exit_group resumed>) = ? [pid 6498] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] +++ exited with 0 +++ [pid 6492] +++ exited with 0 +++ [pid 6489] <... mmap resumed>) = 0x20000000 [pid 6498] <... futex resumed>) = 1 [pid 6498] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6489] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... futex resumed>) = 0 [pid 6489] <... futex resumed>) = 0 [pid 6489] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6487] exit_group(0 [pid 6486] +++ exited with 0 +++ [pid 6494] <... futex resumed>) = ? [pid 6493] <... mmap resumed>) = 0x20000000 [pid 6489] <... futex resumed>) = ? [pid 6487] <... exit_group resumed>) = ? [pid 6493] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6486, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6493] <... futex resumed>) = 0 [pid 6493] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] exit_group(0 [pid 6498] <... futex resumed>) = ? [pid 6493] <... futex resumed>) = ? [pid 6490] <... exit_group resumed>) = ? [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6498] +++ exited with 0 +++ [pid 6493] +++ exited with 0 +++ [pid 5840] <... restart_syscall resumed>) = 0 [pid 6488] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6488, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6494] +++ exited with 0 +++ [pid 6490] +++ exited with 0 +++ [pid 6487] +++ exited with 0 +++ [pid 5840] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6487, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6490, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... openat resumed>) = 3 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] getdents64(3, [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./46/binderfs" [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] unlink("./46/binderfs" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./46" [pid 5840] <... unlink resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] mkdir("./47", 0777 [pid 5840] close(3 [pid 5844] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] rmdir("./46" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5840] mkdir("./47", 0777 [pid 5839] newfstatat(3, "", [pid 6495] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6500 attached [pid 6499] <... mmap resumed>) = 0x20000000 [pid 6495] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 5840] <... mkdir resumed>) = 0 [pid 5839] getdents64(3, [pid 6500] set_robust_list(0x555566ac76a0, 24 [pid 6499] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... futex resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6500 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6500] <... set_robust_list resumed>) = 0 [pid 6499] <... futex resumed>) = 0 [pid 6495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6500] chdir("./47" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6500] <... chdir resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./46/binderfs", ./strace-static-x86_64: Process 6501 attached [pid 6500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6499] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6495] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6501 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6501] set_robust_list(0x555566ac76a0, 24 [pid 6500] <... prctl resumed>) = 0 [pid 6495] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5844] unlink("./45/binderfs" [pid 5839] unlink("./46/binderfs" [pid 6501] <... set_robust_list resumed>) = 0 [pid 6500] setpgid(0, 0 [pid 6495] <... mprotect resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6501] chdir("./47" [pid 6500] <... setpgid resumed>) = 0 [pid 6495] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] getdents64(3, [pid 6501] <... chdir resumed>) = 0 [pid 6495] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] getdents64(3, [pid 6501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6501] <... prctl resumed>) = 0 [pid 5844] close(3 [pid 6501] setpgid(0, 0 [pid 6495] <... clone3 resumed> => {parent_tid=[6502]}, 88) = 6502 ./strace-static-x86_64: Process 6502 attached [pid 6501] <... setpgid resumed>) = 0 [pid 6500] <... openat resumed>) = 3 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... close resumed>) = 0 [pid 5839] close(3 [pid 6502] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6500] write(3, "1000", 4 [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] rmdir("./45" [pid 6502] <... rseq resumed>) = 0 [pid 6500] <... write resumed>) = 4 [pid 6495] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... close resumed>) = 0 [pid 6501] <... openat resumed>) = 3 [pid 6495] <... futex resumed>) = 0 [pid 6500] close(3 [pid 6502] set_robust_list(0x7fb84f2059a0, 24 [pid 6495] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... rmdir resumed>) = 0 [pid 5839] rmdir("./46" [pid 6502] <... set_robust_list resumed>) = 0 [pid 6501] write(3, "1000", 4 [pid 6500] <... close resumed>) = 0 [pid 5844] mkdir("./46", 0777 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], [pid 6501] <... write resumed>) = 4 [pid 6500] symlink("/dev/binderfs", "./binderfs" [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6502] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6501] close(3 [pid 6500] <... symlink resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] mkdir("./47", 0777 [pid 6501] <... close resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6501] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 6503 attached [pid 6502] <... madvise resumed>) = 0 [pid 6501] write(1, "executing program\n", 18 [pid 6500] write(1, "executing program\n", 18 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6503] set_robust_list(0x555566ac76a0, 24executing program executing program [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6503 ./strace-static-x86_64: Process 6504 attached [pid 6503] <... set_robust_list resumed>) = 0 [pid 6502] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... write resumed>) = 18 [pid 6500] <... write resumed>) = 18 [pid 6502] <... futex resumed>) = 1 [pid 6501] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... futex resumed>) = 0 [pid 6504] set_robust_list(0x555566ac76a0, 24 [pid 6503] chdir("./46" [pid 6502] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6501] <... futex resumed>) = 0 [pid 6500] <... futex resumed>) = 0 [pid 6495] exit_group(0 [pid 6504] <... set_robust_list resumed>) = 0 [pid 6503] <... chdir resumed>) = 0 [pid 6502] <... futex resumed>) = ? [pid 6501] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6500] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6499] <... futex resumed>) = ? [pid 6495] <... exit_group resumed>) = ? [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6504 [pid 6504] chdir("./47" [pid 6503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6502] +++ exited with 0 +++ [pid 6501] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6500] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6499] +++ exited with 0 +++ [pid 6504] <... chdir resumed>) = 0 [pid 6503] <... prctl resumed>) = 0 [pid 6501] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6503] setpgid(0, 0 [pid 6501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6504] <... prctl resumed>) = 0 [pid 6503] <... setpgid resumed>) = 0 [pid 6500] <... mmap resumed>) = 0x7fb84f206000 [pid 6504] setpgid(0, 0 [pid 6503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6504] <... setpgid resumed>) = 0 [pid 6503] <... openat resumed>) = 3 [pid 6504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6503] write(3, "1000", 4) = 4 [pid 6503] close(3) = 0 [pid 6504] write(3, "1000", 4 [pid 6503] symlink("/dev/binderfs", "./binderfs" [pid 6504] <... write resumed>) = 4 [pid 6503] <... symlink resumed>) = 0 [pid 6504] close(3) = 0 [pid 6504] symlink("/dev/binderfs", "./binderfs" executing program [pid 6503] write(1, "executing program\n", 18 [pid 6501] <... mmap resumed>) = 0x7fb84f206000 [pid 6500] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6504] <... symlink resumed>) = 0 [pid 6503] <... write resumed>) = 18 [pid 6501] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6500] <... mprotect resumed>) = 0 [pid 6504] write(1, "executing program\n", 18 [pid 6503] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6501] <... mprotect resumed>) = 0 [pid 6500] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6504] <... write resumed>) = 18 [pid 6503] <... futex resumed>) = 0 [pid 6501] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6500] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6504] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6501] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6505 attached [pid 6504] <... futex resumed>) = 0 [pid 6503] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6505] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6500] <... clone3 resumed> => {parent_tid=[6505]}, 88) = 6505 ./strace-static-x86_64: Process 6506 attached [pid 6505] <... rseq resumed>) = 0 [pid 6500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6504] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6503] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6500] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] <... futex resumed>) = 0 [pid 6505] set_robust_list(0x7fb84f2269a0, 24 [pid 6504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6501] <... clone3 resumed> => {parent_tid=[6506]}, 88) = 6506 [pid 6500] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6505] <... set_robust_list resumed>) = 0 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6503] <... mmap resumed>) = 0x7fb84f206000 [pid 6501] rt_sigprocmask(SIG_SETMASK, [], [pid 6506] <... rseq resumed>) = 0 [pid 6505] rt_sigprocmask(SIG_SETMASK, [], [pid 6501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] set_robust_list(0x7fb84f2269a0, 24 [pid 6505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6501] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... set_robust_list resumed>) = 0 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], [pid 6505] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6503] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6501] <... futex resumed>) = 0 [pid 6506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6504] <... mmap resumed>) = 0x7fb84f206000 [pid 6503] <... mprotect resumed>) = 0 [pid 6506] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6504] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6503] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6501] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] <... mprotect resumed>) = 0 [pid 6503] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6503] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6507 attached [pid 6504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6507] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6503] <... clone3 resumed> => {parent_tid=[6507]}, 88) = 6507 ./strace-static-x86_64: Process 6508 attached [pid 6507] <... rseq resumed>) = 0 [pid 6504] <... clone3 resumed> => {parent_tid=[6508]}, 88) = 6508 [pid 6503] rt_sigprocmask(SIG_SETMASK, [], [pid 6508] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], [pid 6503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6508] <... rseq resumed>) = 0 [pid 6507] set_robust_list(0x7fb84f2269a0, 24 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6503] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] set_robust_list(0x7fb84f2269a0, 24 [pid 6507] <... set_robust_list resumed>) = 0 [pid 6504] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] <... futex resumed>) = 0 [pid 6508] <... set_robust_list resumed>) = 0 [pid 6507] rt_sigprocmask(SIG_SETMASK, [], [pid 6504] <... futex resumed>) = 0 [pid 6503] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6504] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6508] rt_sigprocmask(SIG_SETMASK, [], [pid 6507] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6508] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6505] <... openat resumed>) = 3 [pid 6508] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] <... openat resumed>) = 3 [pid 6506] <... openat resumed>) = 3 [pid 6495] +++ exited with 0 +++ [pid 6508] <... futex resumed>) = 1 [pid 6504] <... futex resumed>) = 0 [pid 6508] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6507] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6495, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6507] <... futex resumed>) = 1 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 6508] dup(3 [pid 6507] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... dup resumed>) = 4 [pid 6507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... futex resumed>) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6501] <... futex resumed>) = 0 [pid 6508] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] dup(3 [pid 6506] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] <... futex resumed>) = 1 [pid 6503] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] <... futex resumed>) = 0 [pid 6501] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6508] <... futex resumed>) = 1 [pid 6506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] <... futex resumed>) = 0 [pid 6501] <... futex resumed>) = 0 [pid 6500] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6507] <... dup resumed>) = 4 [pid 6506] dup(3 [pid 6505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] <... futex resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6507] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... dup resumed>) = 4 [pid 6505] dup(3 [pid 6504] <... futex resumed>) = 0 [pid 6500] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6508] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6507] <... futex resumed>) = 1 [pid 6506] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... dup resumed>) = 4 [pid 6504] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] <... futex resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6507] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6506] <... futex resumed>) = 1 [pid 6505] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = 0 [pid 6507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6506] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] <... futex resumed>) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6501] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... futex resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 6507] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6503] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] <... futex resumed>) = 0 [pid 6500] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6501] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] <... futex resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6500] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6505] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./45/binderfs") = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./45") = 0 [pid 5838] mkdir("./46", 0777) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555566ac7690) = 6509 ./strace-static-x86_64: Process 6509 attached [pid 6509] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6509] chdir("./46" [pid 6504] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6504] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6504] <... futex resumed>) = 0 [pid 6503] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6509] <... chdir resumed>) = 0 [pid 6504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6503] <... futex resumed>) = 0 [pid 6501] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6504] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6501] <... futex resumed>) = 0 [pid 6500] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... prctl resumed>) = 0 [pid 6504] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6503] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6500] <... futex resumed>) = 0 [pid 6509] setpgid(0, 0 [pid 6504] <... mprotect resumed>) = 0 [pid 6503] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6501] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6509] <... setpgid resumed>) = 0 [pid 6509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6501] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6500] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6501] <... mprotect resumed>) = 0 [pid 6500] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6509] <... openat resumed>) = 3 [pid 6500] <... mprotect resumed>) = 0 [pid 6504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6501] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6509] write(3, "1000", 4 [pid 6501] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6500] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6509] <... write resumed>) = 4 [pid 6504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6503] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6511 attached ./strace-static-x86_64: Process 6510 attached [pid 6509] close(3 [pid 6504] <... clone3 resumed> => {parent_tid=[6510]}, 88) = 6510 [pid 6503] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6510] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], [pid 6503] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6510] <... rseq resumed>) = 0 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6510] set_robust_list(0x7fb84f2059a0, 24 [pid 6504] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6510] <... set_robust_list resumed>) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6509] <... close resumed>) = 0 [pid 6504] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] <... clone3 resumed> => {parent_tid=[6511]}, 88) = 6511 ./strace-static-x86_64: Process 6512 attached [pid 6511] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6510] rt_sigprocmask(SIG_SETMASK, [], [pid 6509] symlink("/dev/binderfs", "./binderfs" [pid 6503] <... clone3 resumed> => {parent_tid=[6512]}, 88) = 6512 [pid 6501] rt_sigprocmask(SIG_SETMASK, [], [pid 6500] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6512] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6511] <... rseq resumed>) = 0 [pid 6510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6509] <... symlink resumed>) = 0 [pid 6503] rt_sigprocmask(SIG_SETMASK, [], [pid 6501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}executing program ./strace-static-x86_64: Process 6513 attached [pid 6511] set_robust_list(0x7fb84f2059a0, 24 [pid 6510] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6509] write(1, "executing program\n", 18 [pid 6501] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6511] <... set_robust_list resumed>) = 0 [pid 6509] <... write resumed>) = 18 [pid 6503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6501] <... futex resumed>) = 0 [pid 6500] <... clone3 resumed> => {parent_tid=[6513]}, 88) = 6513 [pid 6513] <... rseq resumed>) = 0 [pid 6511] rt_sigprocmask(SIG_SETMASK, [], [pid 6509] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] rt_sigprocmask(SIG_SETMASK, [], [pid 6513] set_robust_list(0x7fb84f2059a0, 24 [pid 6512] <... rseq resumed>) = 0 [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6509] <... futex resumed>) = 0 [pid 6503] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6513] <... set_robust_list resumed>) = 0 [pid 6512] set_robust_list(0x7fb84f2059a0, 24 [pid 6511] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6509] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6503] <... futex resumed>) = 0 [pid 6500] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] rt_sigprocmask(SIG_SETMASK, [], [pid 6512] <... set_robust_list resumed>) = 0 [pid 6509] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6503] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] <... futex resumed>) = 0 [pid 6513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6509] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6500] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6512] rt_sigprocmask(SIG_SETMASK, [], [pid 6509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6513] <... madvise resumed>) = 0 [pid 6512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6511] <... madvise resumed>) = 0 [pid 6510] <... madvise resumed>) = 0 [pid 6509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6512] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6509] <... mmap resumed>) = 0x7fb84f206000 [pid 6509] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6509] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6509] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6514 attached [pid 6513] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] <... madvise resumed>) = 0 [pid 6511] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... clone3 resumed> => {parent_tid=[6514]}, 88) = 6514 [pid 6511] <... futex resumed>) = 1 [pid 6509] rt_sigprocmask(SIG_SETMASK, [], [pid 6501] <... futex resumed>) = 0 [pid 6514] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6513] <... futex resumed>) = 1 [pid 6512] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] <... futex resumed>) = 0 [pid 6510] <... futex resumed>) = 1 [pid 6504] <... futex resumed>) = 0 [pid 6514] <... rseq resumed>) = 0 [pid 6512] <... futex resumed>) = 1 [pid 6509] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] <... futex resumed>) = 0 [pid 6514] set_robust_list(0x7fb84f2269a0, 24 [pid 6513] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6509] <... futex resumed>) = 0 [pid 6509] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6510] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6514] <... set_robust_list resumed>) = 0 [pid 6514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6514] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6514] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... futex resumed>) = 0 [pid 6514] <... futex resumed>) = 1 [pid 6509] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] dup(3 [pid 6509] <... futex resumed>) = 0 [pid 6514] <... dup resumed>) = 4 [pid 6509] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6514] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6509] <... futex resumed>) = 0 [pid 6509] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6509] <... futex resumed>) = 0 [pid 6509] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6507] <... mmap resumed>) = 0x20000000 [pid 6505] <... mmap resumed>) = 0x20000000 [pid 6508] <... mmap resumed>) = 0x20000000 [pid 6507] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = 0 [pid 6508] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6514] <... mmap resumed>) = 0x20000000 [pid 6508] <... futex resumed>) = 0 [pid 6506] <... mmap resumed>) = 0x20000000 [pid 6503] exit_group(0 [pid 6514] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] <... futex resumed>) = ? [pid 6508] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6507] <... futex resumed>) = ? [pid 6506] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] exit_group(0 [pid 6503] <... exit_group resumed>) = ? [pid 6500] exit_group(0 [pid 6514] <... futex resumed>) = 1 [pid 6513] <... futex resumed>) = ? [pid 6512] +++ exited with 0 +++ [pid 6510] <... futex resumed>) = ? [pid 6509] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = ? [pid 6507] +++ exited with 0 +++ [pid 6506] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = ? [pid 6504] <... exit_group resumed>) = ? [pid 6501] exit_group(0 [pid 6500] <... exit_group resumed>) = ? [pid 6514] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6513] +++ exited with 0 +++ [pid 6511] <... futex resumed>) = ? [pid 6510] +++ exited with 0 +++ [pid 6509] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] +++ exited with 0 +++ [pid 6505] +++ exited with 0 +++ [pid 6501] <... exit_group resumed>) = ? [pid 6514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] +++ exited with 0 +++ [pid 6509] <... futex resumed>) = 0 [pid 6506] +++ exited with 0 +++ [pid 6504] +++ exited with 0 +++ [pid 6503] +++ exited with 0 +++ [pid 6514] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6509] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6504, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6503, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6500, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6501] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6501, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6514] <... madvise resumed>) = 0 [pid 6514] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6509] <... futex resumed>) = 0 [pid 6514] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6509] exit_group(0 [pid 6514] <... futex resumed>) = ? [pid 6509] <... exit_group resumed>) = ? [pid 6514] +++ exited with 0 +++ [pid 5844] <... restart_syscall resumed>) = 0 [pid 5844] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5844] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5839] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5839] <... openat resumed>) = 3 [pid 5844] unlink("./46/binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(3, "", [pid 5839] newfstatat(3, "", [pid 5844] <... unlink resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5844] getdents64(3, [pid 5841] <... openat resumed>) = 3 [pid 5839] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] newfstatat(3, "", [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] close(3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... close resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] rmdir("./46" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5844] <... rmdir resumed>) = 0 [pid 5841] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] mkdir("./47", 0777 [pid 5841] unlink("./47/binderfs" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5840] unlink("./47/binderfs" [pid 5839] unlink("./47/binderfs" [pid 5841] <... unlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... unlink resumed>) = 0 [pid 5839] getdents64(3, [pid 5840] getdents64(3, [pid 6509] +++ exited with 0 +++ [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 5839] close(3 [pid 5841] <... close resumed>) = 0 [pid 5840] close(3 [pid 5839] <... close resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6509, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5841] rmdir("./47" [pid 5840] <... close resumed>) = 0 [pid 5839] rmdir("./47"./strace-static-x86_64: Process 6515 attached [pid 5840] rmdir("./47" [pid 5839] <... rmdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 6515] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6515 [pid 5841] mkdir("./48", 0777 [pid 5840] <... rmdir resumed>) = 0 [pid 5840] mkdir("./48", 0777 [pid 5839] mkdir("./48", 0777 [pid 6515] <... set_robust_list resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6515] chdir("./47" [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... mkdir resumed>) = 0 [pid 6515] <... chdir resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6516 attached [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6517 attached ./strace-static-x86_64: Process 6518 attached [pid 6516] set_robust_list(0x555566ac76a0, 24 [pid 6515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6516 [pid 5838] <... openat resumed>) = 3 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6517 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6516] <... set_robust_list resumed>) = 0 [pid 6515] <... prctl resumed>) = 0 [pid 5838] getdents64(3, [pid 6518] set_robust_list(0x555566ac76a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6518 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6518] <... set_robust_list resumed>) = 0 [pid 6515] setpgid(0, 0 [pid 6518] chdir("./48" [pid 6517] set_robust_list(0x555566ac76a0, 24 [pid 6516] chdir("./48" [pid 6515] <... setpgid resumed>) = 0 [pid 5838] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6518] <... chdir resumed>) = 0 [pid 6517] <... set_robust_list resumed>) = 0 [pid 6516] <... chdir resumed>) = 0 [pid 6518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6517] chdir("./48" [pid 6515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6518] <... prctl resumed>) = 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6518] setpgid(0, 0 [pid 6517] <... chdir resumed>) = 0 [pid 6516] <... prctl resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./46/binderfs", [pid 6518] <... setpgid resumed>) = 0 [pid 6517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6516] setpgid(0, 0 [pid 6515] <... openat resumed>) = 3 [pid 6518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6517] <... prctl resumed>) = 0 [pid 6516] <... setpgid resumed>) = 0 [pid 6515] write(3, "1000", 4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6517] setpgid(0, 0 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6515] <... write resumed>) = 4 [pid 5838] unlink("./46/binderfs" [pid 6518] <... openat resumed>) = 3 [pid 6517] <... setpgid resumed>) = 0 [pid 6515] close(3 [pid 5838] <... unlink resumed>) = 0 [pid 6517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6515] <... close resumed>) = 0 [pid 6518] write(3, "1000", 4 [pid 6516] <... openat resumed>) = 3 [pid 6515] symlink("/dev/binderfs", "./binderfs" [pid 5838] getdents64(3, [pid 6518] <... write resumed>) = 4 [pid 6516] write(3, "1000", 4 [pid 6515] <... symlink resumed>) = 0 [pid 6518] close(3 [pid 6517] <... openat resumed>) = 3 [pid 6516] <... write resumed>) = 4 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6518] <... close resumed>) = 0 executing program [pid 6516] close(3 [pid 6518] symlink("/dev/binderfs", "./binderfs" [pid 6516] <... close resumed>) = 0 [pid 6517] write(3, "1000", 4 [pid 6515] write(1, "executing program\n", 18 [pid 5838] close(3 [pid 6518] <... symlink resumed>) = 0 [pid 6517] <... write resumed>) = 4 [pid 6516] symlink("/dev/binderfs", "./binderfs" [pid 6515] <... write resumed>) = 18 [pid 5838] <... close resumed>) = 0 [pid 6517] close(3 [pid 6515] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] rmdir("./46" [pid 6517] <... close resumed>) = 0 [pid 6517] symlink("/dev/binderfs", "./binderfs" [pid 6515] <... futex resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 executing program [pid 6518] write(1, "executing program\n", 18 [pid 6517] <... symlink resumed>) = 0 [pid 6516] <... symlink resumed>) = 0 [pid 6515] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6518] <... write resumed>) = 18 executing program [pid 6516] write(1, "executing program\n", 18 [pid 6518] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... write resumed>) = 18 [pid 6518] <... futex resumed>) = 0 [pid 6516] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6516] <... futex resumed>) = 0 [pid 6518] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6516] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6518] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program NULL, 8) = 0 [pid 6516] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6517] write(1, "executing program\n", 18 [pid 6516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6515] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] mkdir("./47", 0777 [pid 6518] <... mmap resumed>) = 0x7fb84f206000 [pid 6517] <... write resumed>) = 18 [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6515] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... mkdir resumed>) = 0 [pid 6518] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6517] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6518] <... mprotect resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6516] <... mmap resumed>) = 0x7fb84f206000 [pid 6515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6519 attached [pid 6517] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6515] <... mmap resumed>) = 0x7fb84f206000 [pid 6518] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6519 [pid 6516] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6519] set_robust_list(0x555566ac76a0, 24 [pid 6517] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6515] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6517] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6515] <... mprotect resumed>) = 0 [pid 6519] <... set_robust_list resumed>) = 0 [pid 6518] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] <... mprotect resumed>) = 0 [pid 6515] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6519] chdir("./47" [pid 6518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6515] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6520 attached [pid 6517] <... mmap resumed>) = 0x7fb84f206000 [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6520] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6519] <... chdir resumed>) = 0 [pid 6518] <... clone3 resumed> => {parent_tid=[6520]}, 88) = 6520 [pid 6517] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6516] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6521 attached [pid 6520] <... rseq resumed>) = 0 [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6518] rt_sigprocmask(SIG_SETMASK, [], [pid 6517] <... mprotect resumed>) = 0 [pid 6521] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6520] set_robust_list(0x7fb84f2269a0, 24 [pid 6519] <... prctl resumed>) = 0 [pid 6518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6515] <... clone3 resumed> => {parent_tid=[6521]}, 88) = 6521 [pid 6521] <... rseq resumed>) = 0 [pid 6520] <... set_robust_list resumed>) = 0 [pid 6519] setpgid(0, 0 [pid 6518] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6522 attached [pid 6521] set_robust_list(0x7fb84f2269a0, 24 [pid 6520] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] <... setpgid resumed>) = 0 [pid 6518] <... futex resumed>) = 0 [pid 6517] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6515] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6523 attached [pid 6522] <... rseq resumed>) = 0 [pid 6521] <... set_robust_list resumed>) = 0 [pid 6520] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6518] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] <... clone3 resumed> => {parent_tid=[6522]}, 88) = 6522 [pid 6515] <... futex resumed>) = 0 [pid 6523] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6522] set_robust_list(0x7fb84f2269a0, 24 [pid 6521] rt_sigprocmask(SIG_SETMASK, [], [pid 6516] rt_sigprocmask(SIG_SETMASK, [], [pid 6523] <... rseq resumed>) = 0 [pid 6522] <... set_robust_list resumed>) = 0 [pid 6521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6520] <... openat resumed>) = 3 [pid 6517] <... clone3 resumed> => {parent_tid=[6523]}, 88) = 6523 [pid 6515] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6523] set_robust_list(0x7fb84f2269a0, 24 [pid 6522] rt_sigprocmask(SIG_SETMASK, [], [pid 6521] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6520] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... openat resumed>) = 3 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6523] <... set_robust_list resumed>) = 0 [pid 6522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6521] <... openat resumed>) = 3 [pid 6520] <... futex resumed>) = 1 [pid 6519] write(3, "1000", 4 [pid 6518] <... futex resumed>) = 0 [pid 6517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] rt_sigprocmask(SIG_SETMASK, [], [pid 6522] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6521] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] dup(3 [pid 6519] <... write resumed>) = 4 [pid 6518] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... futex resumed>) = 0 [pid 6523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] <... openat resumed>) = 3 [pid 6521] <... futex resumed>) = 1 [pid 6520] <... dup resumed>) = 4 [pid 6519] close(3 [pid 6518] <... futex resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6516] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] <... futex resumed>) = 0 [pid 6523] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6522] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6520] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... close resumed>) = 0 [pid 6518] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... openat resumed>) = 3 [pid 6522] <... futex resumed>) = 1 [pid 6521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6520] <... futex resumed>) = 0 [pid 6519] symlink("/dev/binderfs", "./binderfs" [pid 6518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6516] <... futex resumed>) = 0 [pid 6515] <... futex resumed>) = 0 [pid 6523] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6521] dup(3 [pid 6520] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6518] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = 1 [pid 6522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6521] <... dup resumed>) = 4 [pid 6519] <... symlink resumed>) = 0 [pid 6518] <... futex resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6515] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... futex resumed>) = 0 executing program [pid 6521] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] write(1, "executing program\n", 18 [pid 6515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6519] <... write resumed>) = 18 [pid 6515] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] <... futex resumed>) = 0 [pid 6515] <... futex resumed>) = 1 [pid 6521] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6515] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6523] dup(3 [pid 6522] dup(3 [pid 6517] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... dup resumed>) = 4 [pid 6522] <... dup resumed>) = 4 [pid 6523] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = 0 [pid 6517] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] <... futex resumed>) = 1 [pid 6517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6523] <... futex resumed>) = 0 [pid 6522] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6517] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6517] <... futex resumed>) = 0 [pid 6519] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6516] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6516] <... futex resumed>) = 1 [pid 6519] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6522] <... futex resumed>) = 0 [pid 6522] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6516] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6519] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6524 attached => {parent_tid=[6524]}, 88) = 6524 [pid 6524] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6519] rt_sigprocmask(SIG_SETMASK, [], [pid 6524] <... rseq resumed>) = 0 [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6524] set_robust_list(0x7fb84f2269a0, 24 [pid 6519] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... set_robust_list resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6524] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6524] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6524] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] <... futex resumed>) = 0 [pid 6519] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6519] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] dup(3) = 4 [pid 6524] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6524] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6519] <... futex resumed>) = 0 [pid 6524] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6519] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6518] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6515] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6518] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6515] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... mprotect resumed>) = 0 [pid 6515] <... futex resumed>) = 0 [pid 6518] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6515] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6517] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6515] <... mprotect resumed>) = 0 [pid 6517] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6517] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6517] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6525 attached [pid 6518] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6517] <... clone3 resumed> => {parent_tid=[6525]}, 88) = 6525 [pid 6515] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6525] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6526 attached [pid 6525] <... rseq resumed>) = 0 [pid 6517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6515] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6526] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6525] set_robust_list(0x7fb84f2059a0, 24 [pid 6518] <... clone3 resumed> => {parent_tid=[6526]}, 88) = 6526 [pid 6516] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6526] <... rseq resumed>) = 0 [pid 6518] rt_sigprocmask(SIG_SETMASK, [], [pid 6516] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] set_robust_list(0x7fb84f2059a0, 24 [pid 6516] <... futex resumed>) = 0 [pid 6526] <... set_robust_list resumed>) = 0 [pid 6518] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6527 attached [pid 6526] rt_sigprocmask(SIG_SETMASK, [], [pid 6518] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6518] <... futex resumed>) = 0 [pid 6516] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6515] <... clone3 resumed> => {parent_tid=[6527]}, 88) = 6527 [pid 6527] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6526] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6518] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6515] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] <... set_robust_list resumed>) = 0 [pid 6517] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] rt_sigprocmask(SIG_SETMASK, [], [pid 6517] <... futex resumed>) = 0 [pid 6525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6525] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6526] <... madvise resumed>) = 0 [pid 6527] <... rseq resumed>) = 0 [pid 6516] <... mprotect resumed>) = 0 [pid 6515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6527] set_robust_list(0x7fb84f2059a0, 24 [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6515] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... set_robust_list resumed>) = 0 [pid 6525] <... madvise resumed>) = 0 [pid 6519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6515] <... futex resumed>) = 0 [pid 6516] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6526] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6526] <... futex resumed>) = 1 [pid 6518] <... futex resumed>) = 0 [pid 6515] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6528 attached [pid 6526] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6525] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 1 [pid 6519] <... futex resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6516] <... clone3 resumed> => {parent_tid=[6528]}, 88) = 6528 [pid 6525] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6516] rt_sigprocmask(SIG_SETMASK, [], [pid 6528] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6519] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6528] <... rseq resumed>) = 0 [pid 6527] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6516] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] set_robust_list(0x7fb84f2059a0, 24 [pid 6527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6519] <... mprotect resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6528] <... set_robust_list resumed>) = 0 [pid 6527] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6516] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6527] <... madvise resumed>) = 0 [pid 6519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6528] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6529 attached [pid 6528] <... madvise resumed>) = 0 [pid 6519] <... clone3 resumed> => {parent_tid=[6529]}, 88) = 6529 [pid 6519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6519] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6527] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... futex resumed>) = 0 [pid 6519] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] <... futex resumed>) = 1 [pid 6515] <... futex resumed>) = 0 [pid 6529] <... rseq resumed>) = 0 [pid 6529] set_robust_list(0x7fb84f2059a0, 24 [pid 6527] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] <... set_robust_list resumed>) = 0 [pid 6529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6528] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6528] <... futex resumed>) = 1 [pid 6516] <... futex resumed>) = 0 [pid 6528] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6522] <... mmap resumed>) = 0x20000000 [pid 6520] <... mmap resumed>) = 0x20000000 [pid 6524] <... mmap resumed>) = 0x20000000 [pid 6523] <... mmap resumed>) = 0x20000000 [pid 6521] <... mmap resumed>) = 0x20000000 [pid 6520] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] exit_group(0 [pid 6526] <... futex resumed>) = ? [pid 6524] <... futex resumed>) = 0 [pid 6518] <... exit_group resumed>) = ? [pid 6524] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] +++ exited with 0 +++ [pid 6523] <... futex resumed>) = 0 [pid 6521] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6521] <... futex resumed>) = 0 [pid 6520] <... futex resumed>) = ? [pid 6521] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6517] exit_group(0 [pid 6515] exit_group(0 [pid 6527] <... futex resumed>) = ? [pid 6525] <... futex resumed>) = ? [pid 6523] <... futex resumed>) = ? [pid 6521] <... futex resumed>) = ? [pid 6517] <... exit_group resumed>) = ? [pid 6515] <... exit_group resumed>) = ? [pid 6529] <... madvise resumed>) = 0 [pid 6527] +++ exited with 0 +++ [pid 6525] +++ exited with 0 +++ [pid 6523] +++ exited with 0 +++ [pid 6522] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] +++ exited with 0 +++ [pid 6520] +++ exited with 0 +++ [pid 6518] +++ exited with 0 +++ [pid 6517] +++ exited with 0 +++ [pid 6522] <... futex resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6517, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6522] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6516] exit_group(0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6529] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... exit_group resumed>) = ? [pid 6528] <... futex resumed>) = ? [pid 6529] <... futex resumed>) = 1 [pid 6528] +++ exited with 0 +++ [pid 6522] <... futex resumed>) = ? [pid 6519] <... futex resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6518, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6529] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] exit_group(0 [pid 6529] <... futex resumed>) = ? [pid 6524] <... futex resumed>) = ? [pid 6519] <... exit_group resumed>) = ? [pid 6529] +++ exited with 0 +++ [pid 6524] +++ exited with 0 +++ [pid 6515] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6515, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5839] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6519] +++ exited with 0 +++ [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6519, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(3, "", [pid 5841] <... openat resumed>) = 3 [pid 5839] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5838] <... restart_syscall resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] unlink("./48/binderfs" [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] getdents64(3, [pid 5839] <... unlink resumed>) = 0 [pid 5838] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] getdents64(3, [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] close(3 [pid 5838] <... openat resumed>) = 3 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5839] <... close resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] rmdir("./48" [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] unlink("./47/binderfs" [pid 5841] unlink("./48/binderfs" [pid 5839] <... rmdir resumed>) = 0 [pid 5838] getdents64(3, [pid 5839] mkdir("./49", 0777 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(3, [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6530 attached [pid 5844] getdents64(3, [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] newfstatat(AT_FDCWD, "./47/binderfs", [pid 6530] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6530 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6530] <... set_robust_list resumed>) = 0 [pid 5844] close(3 [pid 5841] <... close resumed>) = 0 [pid 5838] unlink("./47/binderfs" [pid 6530] chdir("./49" [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] rmdir("./48" [pid 5838] getdents64(3, [pid 6530] <... chdir resumed>) = 0 [pid 5844] rmdir("./47" [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] close(3 [pid 6530] <... prctl resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6530] setpgid(0, 0 [pid 5838] rmdir("./47" [pid 6530] <... setpgid resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] mkdir("./48", 0777) = 0 [pid 6530] <... openat resumed>) = 3 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5841] mkdir("./49", 0777 [pid 6530] write(3, "1000", 4 [pid 5844] mkdir("./48", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6530] <... write resumed>) = 4 [pid 6530] close(3 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6530] <... close resumed>) = 0 [pid 6530] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6532 attached ./strace-static-x86_64: Process 6531 attached ) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6532] set_robust_list(0x555566ac76a0, 24 [pid 6531] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6532 [pid 6532] <... set_robust_list resumed>) = 0 [pid 6531] <... set_robust_list resumed>) = 0 executing program [pid 6532] chdir("./49" [pid 6531] chdir("./48" [pid 6530] write(1, "executing program\n", 18 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6531 ./strace-static-x86_64: Process 6533 attached [pid 6532] <... chdir resumed>) = 0 [pid 6531] <... chdir resumed>) = 0 [pid 6530] <... write resumed>) = 18 [pid 6533] set_robust_list(0x555566ac76a0, 24 [pid 6532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6533] <... set_robust_list resumed>) = 0 [pid 6532] <... prctl resumed>) = 0 [pid 6531] <... prctl resumed>) = 0 [pid 6532] setpgid(0, 0 [pid 6531] setpgid(0, 0 [pid 6530] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] +++ exited with 0 +++ [pid 6516] +++ exited with 0 +++ [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6533 [pid 6533] chdir("./48" [pid 6532] <... setpgid resumed>) = 0 [pid 6531] <... setpgid resumed>) = 0 [pid 6530] <... futex resumed>) = 0 [pid 6533] <... chdir resumed>) = 0 [pid 6532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6530] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6516, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6530] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6533] <... prctl resumed>) = 0 [pid 6530] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6533] setpgid(0, 0 [pid 6532] <... openat resumed>) = 3 [pid 6531] <... openat resumed>) = 3 [pid 6530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] <... setpgid resumed>) = 0 [pid 6532] write(3, "1000", 4 [pid 6531] write(3, "1000", 4 [pid 6530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6532] <... write resumed>) = 4 [pid 6531] <... write resumed>) = 4 [pid 6533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6532] close(3 [pid 6531] close(3 [pid 6530] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6532] <... close resumed>) = 0 [pid 6531] <... close resumed>) = 0 [pid 6530] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6533] <... openat resumed>) = 3 [pid 6532] symlink("/dev/binderfs", "./binderfs" [pid 6531] symlink("/dev/binderfs", "./binderfs" [pid 6530] <... mprotect resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6533] write(3, "1000", 4 [pid 6532] <... symlink resumed>) = 0 [pid 6530] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6531] <... symlink resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 6533] <... write resumed>) = 4 [pid 6533] close(3) = 0 [pid 6530] <... rt_sigprocmask resumed>[], 8) = 0 executing program executing program [pid 5840] newfstatat(3, "", [pid 6532] write(1, "executing program\n", 18 [pid 6531] write(1, "executing program\n", 18 [pid 6532] <... write resumed>) = 18 [pid 6531] <... write resumed>) = 18 [pid 6533] symlink("/dev/binderfs", "./binderfs" [pid 6532] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6534 attached [pid 6533] <... symlink resumed>) = 0 [pid 6532] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = 0 [pid 5840] getdents64(3, [pid 6534] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6533] write(1, "executing program\n", 18executing program [pid 6532] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6531] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6530] <... clone3 resumed> => {parent_tid=[6534]}, 88) = 6534 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6534] <... rseq resumed>) = 0 [pid 6533] <... write resumed>) = 18 [pid 6532] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6531] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6530] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6534] set_robust_list(0x7fb84f2269a0, 24 [pid 6533] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6534] <... set_robust_list resumed>) = 0 [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6534] rt_sigprocmask(SIG_SETMASK, [], [pid 6533] <... futex resumed>) = 0 [pid 6532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6530] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] newfstatat(AT_FDCWD, "./48/binderfs", [pid 6534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6532] <... mmap resumed>) = 0x7fb84f206000 [pid 6531] <... mmap resumed>) = 0x7fb84f206000 [pid 6530] <... futex resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6534] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6533] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6532] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6531] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6530] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] unlink("./48/binderfs" [pid 6534] <... openat resumed>) = 3 [pid 6533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6532] <... mprotect resumed>) = 0 [pid 6531] <... mprotect resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 6534] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6531] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6534] <... futex resumed>) = 1 [pid 6534] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6531] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6533] <... mmap resumed>) = 0x7fb84f206000 [pid 6532] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6533] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6530] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6535 attached [pid 6533] <... mprotect resumed>) = 0 [pid 6530] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6534] <... futex resumed>) = 0 [pid 6533] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6532] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6531] <... clone3 resumed> => {parent_tid=[6535]}, 88) = 6535 [pid 6530] <... futex resumed>) = 1 [pid 5840] getdents64(3, [pid 6535] <... rseq resumed>) = 0 [pid 6534] dup(3 [pid 6533] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6532] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6531] rt_sigprocmask(SIG_SETMASK, [], [pid 6530] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6536 attached [pid 6535] set_robust_list(0x7fb84f2269a0, 24 [pid 6534] <... dup resumed>) = 4 [pid 6533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6531] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6537 attached [pid 6536] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6535] <... set_robust_list resumed>) = 0 [pid 6534] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... clone3 resumed> => {parent_tid=[6536]}, 88) = 6536 [pid 6531] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] close(3 [pid 6537] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6536] <... rseq resumed>) = 0 [pid 6535] rt_sigprocmask(SIG_SETMASK, [], [pid 6534] <... futex resumed>) = 1 [pid 6533] <... clone3 resumed> => {parent_tid=[6537]}, 88) = 6537 [pid 6532] rt_sigprocmask(SIG_SETMASK, [], [pid 6531] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 6537] <... rseq resumed>) = 0 [pid 6536] set_robust_list(0x7fb84f2269a0, 24 [pid 6535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], [pid 6530] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6531] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] rmdir("./48" [pid 6537] set_robust_list(0x7fb84f2269a0, 24 [pid 6536] <... set_robust_list resumed>) = 0 [pid 6535] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6532] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... futex resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 6537] <... set_robust_list resumed>) = 0 [pid 6536] rt_sigprocmask(SIG_SETMASK, [], [pid 6532] <... futex resumed>) = 0 [pid 6537] rt_sigprocmask(SIG_SETMASK, [], [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6535] <... openat resumed>) = 3 [pid 6533] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] mkdir("./49", 0777 [pid 6533] <... futex resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6533] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6536] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6535] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6536] <... openat resumed>) = 3 [pid 6535] <... futex resumed>) = 1 [pid 6531] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6538 attached [pid 6537] <... openat resumed>) = 3 [pid 6536] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6531] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... futex resumed>) = 1 [pid 6535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6532] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6538] set_robust_list(0x555566ac76a0, 24 [pid 6536] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6535] dup(3 [pid 6532] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] <... set_robust_list resumed>) = 0 [pid 6537] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... dup resumed>) = 4 [pid 6532] <... futex resumed>) = 0 [pid 6535] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] chdir("./49" [pid 6537] <... futex resumed>) = 1 [pid 6536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6535] <... futex resumed>) = 1 [pid 6533] <... futex resumed>) = 0 [pid 6532] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6531] <... futex resumed>) = 0 [pid 6538] <... chdir resumed>) = 0 [pid 6537] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] dup(3 [pid 6535] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6538 [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6536] <... dup resumed>) = 4 [pid 6535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6533] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6538] <... prctl resumed>) = 0 [pid 6537] dup(3 [pid 6536] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6533] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6531] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] <... dup resumed>) = 4 [pid 6536] <... futex resumed>) = 1 [pid 6532] <... futex resumed>) = 0 [pid 6538] setpgid(0, 0 [pid 6537] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... setpgid resumed>) = 0 [pid 6537] <... futex resumed>) = 1 [pid 6536] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6532] <... futex resumed>) = 0 [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6537] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] <... futex resumed>) = 0 [pid 6532] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6533] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] <... futex resumed>) = 0 [pid 6537] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6538] <... openat resumed>) = 3 [pid 6530] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6530] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6530] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6538] write(3, "1000", 4 [pid 6530] <... mprotect resumed>) = 0 [pid 6538] <... write resumed>) = 4 [pid 6530] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6538] close(3 [pid 6530] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6538] <... close resumed>) = 0 [pid 6530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6539 attached [pid 6538] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6530] <... clone3 resumed> => {parent_tid=[6539]}, 88) = 6539 executing program [pid 6538] write(1, "executing program\n", 18 [pid 6530] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] <... write resumed>) = 18 [pid 6530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6530] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6539] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6538] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6539] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6538] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6539] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6539] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6538] <... mmap resumed>) = 0x7fb84f206000 [pid 6538] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6538] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6540 attached [pid 6540] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6538] <... clone3 resumed> => {parent_tid=[6540]}, 88) = 6540 [pid 6540] <... rseq resumed>) = 0 [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 6540] set_robust_list(0x7fb84f2269a0, 24 [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6540] <... set_robust_list resumed>) = 0 [pid 6538] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] <... futex resumed>) = 0 [pid 6540] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6540] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6540] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6538] <... futex resumed>) = 0 [pid 6540] dup(3 [pid 6538] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6540] <... dup resumed>) = 4 [pid 6538] <... futex resumed>) = 0 [pid 6533] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6540] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... madvise resumed>) = 0 [pid 6538] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... futex resumed>) = 0 [pid 6539] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6533] <... futex resumed>) = 0 [pid 6540] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] <... futex resumed>) = 0 [pid 6533] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6540] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6538] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6539] <... futex resumed>) = 1 [pid 6532] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6531] <... futex resumed>) = 0 [pid 6539] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] <... mprotect resumed>) = 0 [pid 6532] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6530] <... futex resumed>) = 0 [pid 6531] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6532] <... futex resumed>) = 0 [pid 6532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6531] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6533] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6531] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6533] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6532] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6532] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6531] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6541 attached [pid 6541] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6533] <... clone3 resumed> => {parent_tid=[6541]}, 88) = 6541 [pid 6541] <... rseq resumed>) = 0 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], [pid 6541] set_robust_list(0x7fb84f2059a0, 24 [pid 6533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6541] <... set_robust_list resumed>) = 0 [pid 6533] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] rt_sigprocmask(SIG_SETMASK, [], [pid 6533] <... futex resumed>) = 0 [pid 6541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6541] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6541] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6542 attached [pid 6532] <... mprotect resumed>) = 0 [pid 6531] <... clone3 resumed> => {parent_tid=[6542]}, 88) = 6542 [pid 6542] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6532] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6531] rt_sigprocmask(SIG_SETMASK, [], [pid 6532] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6532] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6531] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6543 attached ) = 0 [pid 6532] <... clone3 resumed> => {parent_tid=[6543]}, 88) = 6543 [pid 6531] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6532] rt_sigprocmask(SIG_SETMASK, [], [pid 6543] <... rseq resumed>) = 0 [pid 6538] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6543] set_robust_list(0x7fb84f2059a0, 24 [pid 6542] <... rseq resumed>) = 0 [pid 6538] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... set_robust_list resumed>) = 0 [pid 6542] set_robust_list(0x7fb84f2059a0, 24 [pid 6538] <... futex resumed>) = 0 [pid 6532] <... futex resumed>) = 0 [pid 6543] rt_sigprocmask(SIG_SETMASK, [], [pid 6542] <... set_robust_list resumed>) = 0 [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6532] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6542] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6543] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6542] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6538] <... mprotect resumed>) = 0 [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6543] <... madvise resumed>) = 0 [pid 6542] <... madvise resumed>) = 0 [pid 6538] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6540] <... mmap resumed>) = 0x20000000 [pid 6534] <... mmap resumed>) = 0x20000000 [pid 6540] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6535] <... mmap resumed>) = 0x20000000 [pid 6534] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6544 attached [pid 6542] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... futex resumed>) = 0 [pid 6537] <... mmap resumed>) = 0x20000000 [pid 6543] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... mmap resumed>) = 0x20000000 [pid 6535] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... futex resumed>) = 0 [pid 6540] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] <... clone3 resumed> => {parent_tid=[6544]}, 88) = 6544 [pid 6534] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6530] exit_group(0 [pid 6544] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6543] <... futex resumed>) = 1 [pid 6539] <... futex resumed>) = ? [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 6536] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... futex resumed>) = 0 [pid 6532] <... futex resumed>) = 0 [pid 6530] <... exit_group resumed>) = ? [pid 6544] <... rseq resumed>) = 0 [pid 6543] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6539] +++ exited with 0 +++ [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6542] <... futex resumed>) = 1 [pid 6537] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... futex resumed>) = 0 [pid 6535] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6534] <... futex resumed>) = ? [pid 6532] exit_group(0 [pid 6531] <... futex resumed>) = 0 [pid 6544] set_robust_list(0x7fb84f2059a0, 24 [pid 6543] <... futex resumed>) = ? [pid 6542] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... futex resumed>) = 0 [pid 6533] exit_group(0 [pid 6532] <... exit_group resumed>) = ? [pid 6531] exit_group(0 [pid 6541] <... futex resumed>) = ? [pid 6538] <... futex resumed>) = 0 [pid 6533] <... exit_group resumed>) = ? [pid 6541] +++ exited with 0 +++ [pid 6538] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6536] +++ exited with 0 +++ [pid 6535] <... futex resumed>) = ? [pid 6531] <... exit_group resumed>) = ? [pid 6544] <... set_robust_list resumed>) = 0 [pid 6542] <... futex resumed>) = ? [pid 6535] +++ exited with 0 +++ [pid 6544] rt_sigprocmask(SIG_SETMASK, [], [pid 6534] +++ exited with 0 +++ [pid 6530] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6530, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6542] +++ exited with 0 +++ [pid 6531] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6531, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6544] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6543] +++ exited with 0 +++ [pid 6537] +++ exited with 0 +++ [pid 6533] +++ exited with 0 +++ [pid 6532] +++ exited with 0 +++ [pid 5839] <... restart_syscall resumed>) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6533, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6532, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 6544] <... madvise resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 5838] newfstatat(3, "", [pid 5844] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, [pid 5838] getdents64(3, [pid 6544] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6538] <... futex resumed>) = 0 [pid 6544] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] exit_group(0 [pid 6544] <... futex resumed>) = ? [pid 6538] <... exit_group resumed>) = ? [pid 5844] getdents64(3, [pid 6540] <... futex resumed>) = ? [pid 5841] getdents64(3, [pid 6544] +++ exited with 0 +++ [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5838] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5844] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5841] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./48/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5839] unlink("./49/binderfs" [pid 5838] unlink("./48/binderfs" [pid 5844] getdents64(3, [pid 5841] unlink("./49/binderfs" [pid 5838] <... unlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5839] getdents64(3, [pid 5838] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] getdents64(3, [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5839] close(3 [pid 5838] close(3 [pid 5844] <... close resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... close resumed>) = 0 [pid 5844] rmdir("./48" [pid 5841] close(3 [pid 5838] <... close resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5839] rmdir("./49" [pid 5838] rmdir("./48" [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./49" [pid 5839] <... rmdir resumed>) = 0 [pid 5844] mkdir("./49", 0777 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] mkdir("./50", 0777 [pid 5838] <... rmdir resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] mkdir("./50", 0777 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] mkdir("./49", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6545 attached ./strace-static-x86_64: Process 6546 attached [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6548 attached ./strace-static-x86_64: Process 6547 attached [pid 6545] set_robust_list(0x555566ac76a0, 24 [pid 6546] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6546 [pid 6546] <... set_robust_list resumed>) = 0 [pid 6548] set_robust_list(0x555566ac76a0, 24 [pid 6546] chdir("./49" [pid 6548] <... set_robust_list resumed>) = 0 [pid 6548] chdir("./50" [pid 6546] <... chdir resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6548 [pid 6547] set_robust_list(0x555566ac76a0, 24 [pid 6545] <... set_robust_list resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6545 [pid 6547] <... set_robust_list resumed>) = 0 [pid 6548] <... chdir resumed>) = 0 [pid 6547] chdir("./49" [pid 6546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6547 [pid 6545] chdir("./50" [pid 6548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6547] <... chdir resumed>) = 0 [pid 6546] <... prctl resumed>) = 0 [pid 6545] <... chdir resumed>) = 0 [pid 6547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6547] <... prctl resumed>) = 0 [pid 6545] <... prctl resumed>) = 0 [pid 6548] <... prctl resumed>) = 0 [pid 6547] setpgid(0, 0 [pid 6546] setpgid(0, 0 [pid 6545] setpgid(0, 0 [pid 6548] setpgid(0, 0 [pid 6547] <... setpgid resumed>) = 0 [pid 6546] <... setpgid resumed>) = 0 [pid 6545] <... setpgid resumed>) = 0 [pid 6548] <... setpgid resumed>) = 0 [pid 6547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6548] <... openat resumed>) = 3 [pid 6547] <... openat resumed>) = 3 [pid 6546] <... openat resumed>) = 3 [pid 6545] <... openat resumed>) = 3 [pid 6547] write(3, "1000", 4 [pid 6545] write(3, "1000", 4 [pid 6547] <... write resumed>) = 4 [pid 6545] <... write resumed>) = 4 [pid 6547] close(3 [pid 6545] close(3 [pid 6548] write(3, "1000", 4 [pid 6546] write(3, "1000", 4 [pid 6548] <... write resumed>) = 4 [pid 6546] <... write resumed>) = 4 [pid 6548] close(3 [pid 6547] <... close resumed>) = 0 [pid 6545] <... close resumed>) = 0 [pid 6547] symlink("/dev/binderfs", "./binderfs" [pid 6545] symlink("/dev/binderfs", "./binderfs" [pid 6548] <... close resumed>) = 0 [pid 6547] <... symlink resumed>) = 0 [pid 6546] close(3 [pid 6548] symlink("/dev/binderfs", "./binderfs" [pid 6546] <... close resumed>) = 0 [pid 6545] <... symlink resumed>) = 0 [pid 6548] <... symlink resumed>) = 0 executing program executing program [pid 6547] write(1, "executing program\n", 18 [pid 6546] symlink("/dev/binderfs", "./binderfs" [pid 6545] write(1, "executing program\n", 18 [pid 6547] <... write resumed>) = 18 [pid 6545] <... write resumed>) = 18 executing program [pid 6548] write(1, "executing program\n", 18 [pid 6547] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... symlink resumed>) = 0 [pid 6545] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] <... write resumed>) = 18 [pid 6547] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 6548] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6546] write(1, "executing program\n", 18executing program [pid 6545] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6548] <... futex resumed>) = 0 [pid 6547] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6546] <... write resumed>) = 18 [pid 6545] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6548] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6547] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6546] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6548] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6547] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6547] <... mmap resumed>) = 0x7fb84f206000 [pid 6546] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6546] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6545] <... mmap resumed>) = 0x7fb84f206000 [pid 6547] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6548] <... mmap resumed>) = 0x7fb84f206000 [pid 6546] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6545] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6548] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6547] <... mprotect resumed>) = 0 [pid 6546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6540] +++ exited with 0 +++ [pid 6538] +++ exited with 0 +++ [pid 6548] <... mprotect resumed>) = 0 [pid 6546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6545] <... mprotect resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6538, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6547] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6546] <... mmap resumed>) = 0x7fb84f206000 [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6548] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6547] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6546] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6548] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6547] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6549 attached [pid 6548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6546] <... mprotect resumed>) = 0 [pid 6545] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6549] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6547] <... clone3 resumed> => {parent_tid=[6549]}, 88) = 6549 [pid 6546] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6550 attached [pid 6549] set_robust_list(0x7fb84f2269a0, 24 [pid 6547] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6551 attached [pid 6550] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6549] <... set_robust_list resumed>) = 0 [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6550] <... rseq resumed>) = 0 [pid 6549] rt_sigprocmask(SIG_SETMASK, [], [pid 6547] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... rseq resumed>) = 0 [pid 6550] set_robust_list(0x7fb84f2269a0, 24 [pid 6549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6548] <... clone3 resumed> => {parent_tid=[6550]}, 88) = 6550 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6545] <... clone3 resumed> => {parent_tid=[6551]}, 88) = 6551 [pid 6551] set_robust_list(0x7fb84f2269a0, 24 [pid 6550] <... set_robust_list resumed>) = 0 [pid 6549] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6548] rt_sigprocmask(SIG_SETMASK, [], [pid 6547] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6545] rt_sigprocmask(SIG_SETMASK, [], [pid 6551] <... set_robust_list resumed>) = 0 [pid 6550] rt_sigprocmask(SIG_SETMASK, [], [pid 6549] <... openat resumed>) = 3 [pid 6548] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6552 attached [pid 6551] rt_sigprocmask(SIG_SETMASK, [], [pid 6550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6549] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6550] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6549] <... futex resumed>) = 1 [pid 6547] <... futex resumed>) = 0 [pid 6552] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6551] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6550] <... openat resumed>) = 3 [pid 6549] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6548] <... futex resumed>) = 0 [pid 6547] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... rseq resumed>) = 0 [pid 6551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6550] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6548] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] <... futex resumed>) = 0 [pid 6546] <... clone3 resumed> => {parent_tid=[6552]}, 88) = 6552 [pid 6545] <... futex resumed>) = 0 [pid 6552] set_robust_list(0x7fb84f2269a0, 24 [pid 6551] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6550] <... futex resumed>) = 0 [pid 6549] dup(3 [pid 6547] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... restart_syscall resumed>) = 0 [pid 6548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6552] <... set_robust_list resumed>) = 0 [pid 6551] <... openat resumed>) = 3 [pid 6550] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6549] <... dup resumed>) = 4 [pid 6548] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] rt_sigprocmask(SIG_SETMASK, [], [pid 6545] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] rt_sigprocmask(SIG_SETMASK, [], [pid 6551] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6549] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] <... futex resumed>) = 0 [pid 6546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] <... futex resumed>) = 0 [pid 6550] dup(3 [pid 6549] <... futex resumed>) = 1 [pid 6548] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] <... futex resumed>) = 0 [pid 6546] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6552] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6551] dup(3 [pid 6550] <... dup resumed>) = 4 [pid 6549] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6552] <... openat resumed>) = 3 [pid 6551] <... dup resumed>) = 4 [pid 6550] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] <... futex resumed>) = 0 [pid 6546] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6552] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = 1 [pid 6549] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6548] <... futex resumed>) = 0 [pid 6547] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] <... openat resumed>) = 3 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... futex resumed>) = 1 [pid 6550] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6548] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] <... futex resumed>) = 0 [pid 5840] newfstatat(3, "", [pid 6551] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6550] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6552] dup(3 [pid 6548] <... futex resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6545] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... dup resumed>) = 4 [pid 6548] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] <... futex resumed>) = 1 [pid 6552] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6545] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... futex resumed>) = 0 [pid 6546] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6546] <... futex resumed>) = 0 [pid 6546] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] <... futex resumed>) = 0 [pid 5840] getdents64(3, [pid 6551] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./49/binderfs") = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./49") = 0 [pid 5840] mkdir("./50", 0777) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6553 attached , child_tidptr=0x555566ac7690) = 6553 [pid 6553] set_robust_list(0x555566ac76a0, 24 [pid 6548] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6553] <... set_robust_list resumed>) = 0 [pid 6553] chdir("./50" [pid 6548] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6553] <... chdir resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6547] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6547] <... futex resumed>) = 0 [pid 6553] <... prctl resumed>) = 0 [pid 6547] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6546] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6546] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6545] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6545] <... futex resumed>) = 0 [pid 6547] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6553] setpgid(0, 0 [pid 6547] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6548] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6553] <... setpgid resumed>) = 0 [pid 6547] <... mprotect resumed>) = 0 [pid 6545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6547] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6548] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6547] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6545] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6547] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6553] <... openat resumed>) = 3 [pid 6548] <... mprotect resumed>) = 0 [pid 6545] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6554 attached [pid 6553] write(3, "1000", 4 [pid 6548] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6545] <... mprotect resumed>) = 0 [pid 6553] <... write resumed>) = 4 [pid 6548] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6547] <... clone3 resumed> => {parent_tid=[6554]}, 88) = 6554 [pid 6545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6554] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6553] close(3 [pid 6547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6547] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6545] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6555 attached [pid 6553] <... close resumed>) = 0 [pid 6547] <... futex resumed>) = 0 [pid 6555] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6554] <... rseq resumed>) = 0 [pid 6553] symlink("/dev/binderfs", "./binderfs" [pid 6548] <... clone3 resumed> => {parent_tid=[6555]}, 88) = 6555 [pid 6547] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6556 attached [pid 6555] <... rseq resumed>) = 0 [pid 6554] set_robust_list(0x7fb84f2059a0, 24 [pid 6553] <... symlink resumed>) = 0 [pid 6548] rt_sigprocmask(SIG_SETMASK, [], [pid 6555] set_robust_list(0x7fb84f2059a0, 24 [pid 6548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6545] <... clone3 resumed> => {parent_tid=[6556]}, 88) = 6556 [pid 6556] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6555] <... set_robust_list resumed>) = 0 [pid 6548] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6545] rt_sigprocmask(SIG_SETMASK, [], [pid 6556] <... rseq resumed>) = 0 [pid 6555] rt_sigprocmask(SIG_SETMASK, [], [pid 6548] <... futex resumed>) = 0 [pid 6546] <... mprotect resumed>) = 0 [pid 6545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6556] set_robust_list(0x7fb84f2059a0, 24 [pid 6555] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6554] <... set_robust_list resumed>) = 0 [pid 6553] write(1, "executing program\n", 18 [pid 6548] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6545] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... set_robust_list resumed>) = 0 [pid 6555] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6554] rt_sigprocmask(SIG_SETMASK, [], [pid 6553] <... write resumed>) = 18 [pid 6556] rt_sigprocmask(SIG_SETMASK, [], [pid 6546] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6545] <... futex resumed>) = 0 [pid 6553] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6545] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6557 attached [pid 6556] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6554] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6553] <... futex resumed>) = 0 [pid 6557] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6556] <... madvise resumed>) = 0 [pid 6555] <... madvise resumed>) = 0 [pid 6546] <... clone3 resumed> => {parent_tid=[6557]}, 88) = 6557 [pid 6553] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6557] <... rseq resumed>) = 0 [pid 6553] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6553] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6546] rt_sigprocmask(SIG_SETMASK, [], [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6557] set_robust_list(0x7fb84f2059a0, 24 [pid 6554] <... madvise resumed>) = 0 [pid 6553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] <... mmap resumed>) = 0x7fb84f206000 [pid 6557] <... set_robust_list resumed>) = 0 [pid 6546] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] rt_sigprocmask(SIG_SETMASK, [], [pid 6556] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6554] <... futex resumed>) = 1 [pid 6547] <... futex resumed>) = 0 [pid 6557] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6554] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6557] <... madvise resumed>) = 0 [pid 6556] <... futex resumed>) = 1 [pid 6555] <... futex resumed>) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 6556] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6555] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6557] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6558 attached [pid 6557] <... futex resumed>) = 1 [pid 6546] <... futex resumed>) = 0 [pid 6557] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] <... clone3 resumed> => {parent_tid=[6558]}, 88) = 6558 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], [pid 6558] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6558] <... rseq resumed>) = 0 [pid 6553] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] set_robust_list(0x7fb84f2269a0, 24 [pid 6553] <... futex resumed>) = 0 [pid 6558] <... set_robust_list resumed>) = 0 [pid 6558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6553] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6558] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6558] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6558] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] <... futex resumed>) = 0 [pid 6553] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6558] dup(3) = 4 [pid 6558] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6553] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6558] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6550] <... mmap resumed>) = 0x20000000 [pid 6552] <... mmap resumed>) = 0x20000000 [pid 6552] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6552] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6551] <... mmap resumed>) = 0x20000000 [pid 6550] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... mmap resumed>) = 0x20000000 [pid 6548] exit_group(0 [pid 6546] exit_group(0 [pid 6557] <... futex resumed>) = ? [pid 6555] <... futex resumed>) = ? [pid 6552] <... futex resumed>) = ? [pid 6551] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = ? [pid 6548] <... exit_group resumed>) = ? [pid 6546] <... exit_group resumed>) = ? [pid 6557] +++ exited with 0 +++ [pid 6555] +++ exited with 0 +++ [pid 6549] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6545] exit_group(0 [pid 6556] <... futex resumed>) = ? [pid 6549] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6545] <... exit_group resumed>) = ? [pid 6556] +++ exited with 0 +++ [pid 6551] <... futex resumed>) = ? [pid 6547] exit_group(0 [pid 6550] +++ exited with 0 +++ [pid 6548] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6548, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6547] <... exit_group resumed>) = ? [pid 6554] <... futex resumed>) = ? [pid 6549] <... futex resumed>) = ? [pid 6554] +++ exited with 0 +++ [pid 6552] +++ exited with 0 +++ [pid 6546] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6546, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6551] +++ exited with 0 +++ [pid 6545] +++ exited with 0 +++ [pid 5844] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... openat resumed>) = 3 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6545, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5844] <... openat resumed>) = 3 [pid 5841] newfstatat(3, "", [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5844] newfstatat(3, "", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] getdents64(3, [pid 5841] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6549] +++ exited with 0 +++ [pid 6547] +++ exited with 0 +++ [pid 5844] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5841] unlink("./50/binderfs" [pid 5839] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6547, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5844] unlink("./49/binderfs" [pid 5841] getdents64(3, [pid 5839] getdents64(3, [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6553] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6553] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] getdents64(3, [pid 5841] close(3 [pid 5839] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6553] <... futex resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... close resumed>) = 0 [pid 6558] <... mmap resumed>) = 0x20000000 [pid 6553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] close(3 [pid 5841] rmdir("./50" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6558] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... mmap resumed>) = 0x7fb84f1e5000 [pid 5844] <... close resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./50/binderfs", [pid 6558] <... futex resumed>) = 0 [pid 6553] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 5844] rmdir("./49" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6558] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] <... mprotect resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] unlink("./50/binderfs" [pid 5838] <... restart_syscall resumed>) = 0 [pid 6553] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] <... rmdir resumed>) = 0 [pid 5841] mkdir("./51", 0777 [pid 5839] <... unlink resumed>) = 0 [pid 6553] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] mkdir("./50", 0777 [pid 5839] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5839] rmdir("./50" [pid 5838] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... mkdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6559 attached [pid 5839] mkdir("./51", 0777 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6560 attached [pid 6559] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6553] <... clone3 resumed> => {parent_tid=[6559]}, 88) = 6559 [pid 5839] <... mkdir resumed>) = 0 [pid 5838] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6561 attached [pid 6560] set_robust_list(0x555566ac76a0, 24 [pid 6559] <... rseq resumed>) = 0 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] newfstatat(3, "", [pid 6559] set_robust_list(0x7fb84f2059a0, 24 [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6560 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6560] <... set_robust_list resumed>) = 0 [pid 6559] <... set_robust_list resumed>) = 0 [pid 6553] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6561 [pid 5838] getdents64(3, ./strace-static-x86_64: Process 6562 attached [pid 6561] set_robust_list(0x555566ac76a0, 24 [pid 6560] chdir("./50" [pid 6559] rt_sigprocmask(SIG_SETMASK, [], [pid 6553] <... futex resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6562] set_robust_list(0x555566ac76a0, 24 [pid 6561] <... set_robust_list resumed>) = 0 [pid 6560] <... chdir resumed>) = 0 [pid 6559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6562 [pid 5838] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6559] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6562] <... set_robust_list resumed>) = 0 [pid 6561] chdir("./51" [pid 6560] <... prctl resumed>) = 0 [pid 6562] chdir("./51" [pid 5838] newfstatat(AT_FDCWD, "./49/binderfs", [pid 6562] <... chdir resumed>) = 0 [pid 6561] <... chdir resumed>) = 0 [pid 6560] setpgid(0, 0 [pid 6562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6560] <... setpgid resumed>) = 0 [pid 5838] unlink("./49/binderfs" [pid 6562] <... prctl resumed>) = 0 [pid 6561] <... prctl resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6562] setpgid(0, 0 [pid 6561] setpgid(0, 0 [pid 6560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] getdents64(3, [pid 6562] <... setpgid resumed>) = 0 [pid 6562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6561] <... setpgid resumed>) = 0 [pid 6560] <... openat resumed>) = 3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6560] write(3, "1000", 4 [pid 5838] close(3 [pid 6560] <... write resumed>) = 4 [pid 6562] <... openat resumed>) = 3 [pid 6561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6560] close(3 [pid 5838] <... close resumed>) = 0 [pid 6560] <... close resumed>) = 0 [pid 5838] rmdir("./49" [pid 6560] symlink("/dev/binderfs", "./binderfs" [pid 6562] write(3, "1000", 4 [pid 6561] <... openat resumed>) = 3 [pid 5838] <... rmdir resumed>) = 0 [pid 6562] <... write resumed>) = 4 [pid 6561] write(3, "1000", 4 [pid 6560] <... symlink resumed>) = 0 [pid 5838] mkdir("./50", 0777 [pid 6560] write(1, "executing program\n", 18executing program [pid 6562] close(3 [pid 6561] <... write resumed>) = 4 [pid 6560] <... write resumed>) = 18 [pid 6562] <... close resumed>) = 0 [pid 6561] close(3 [pid 5838] <... mkdir resumed>) = 0 [pid 6562] symlink("/dev/binderfs", "./binderfs" [pid 6561] <... close resumed>) = 0 [pid 6560] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... symlink resumed>) = 0 [pid 6561] symlink("/dev/binderfs", "./binderfs" [pid 6560] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6562] write(1, "executing program\n", 18 [pid 6561] <... symlink resumed>) = 0 [pid 6560] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6559] <... madvise resumed>) = 0 executing program executing program [pid 6562] <... write resumed>) = 18 [pid 6561] write(1, "executing program\n", 18./strace-static-x86_64: Process 6563 attached [pid 6562] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... write resumed>) = 18 [pid 6560] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6559] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] set_robust_list(0x555566ac76a0, 24 [pid 6562] <... futex resumed>) = 0 [pid 6561] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6559] <... futex resumed>) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6563] <... set_robust_list resumed>) = 0 [pid 6562] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6561] <... futex resumed>) = 0 [pid 6560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6559] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] exit_group(0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6563 [pid 6563] chdir("./50" [pid 6562] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6561] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6559] <... futex resumed>) = ? [pid 6558] <... futex resumed>) = ? [pid 6553] <... exit_group resumed>) = ? [pid 6562] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6561] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6559] +++ exited with 0 +++ [pid 6560] <... mmap resumed>) = 0x7fb84f206000 [pid 6558] +++ exited with 0 +++ [pid 6562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6562] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6562] <... mmap resumed>) = 0x7fb84f206000 [pid 6561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6562] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6561] <... mmap resumed>) = 0x7fb84f206000 [pid 6562] <... mprotect resumed>) = 0 [pid 6560] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6561] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6563] <... chdir resumed>) = 0 [pid 6562] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6561] <... mprotect resumed>) = 0 [pid 6560] <... mprotect resumed>) = 0 [pid 6563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6562] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6561] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6560] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6563] setpgid(0, 0 [pid 6562] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6564 attached [pid 6561] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6564] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6562] <... clone3 resumed> => {parent_tid=[6564]}, 88) = 6564 [pid 6561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6564] <... rseq resumed>) = 0 [pid 6563] <... setpgid resumed>) = 0 [pid 6562] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6565 attached [pid 6564] set_robust_list(0x7fb84f2269a0, 24 [pid 6562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] <... clone3 resumed> => {parent_tid=[6565]}, 88) = 6565 [pid 6565] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6564] <... set_robust_list resumed>) = 0 [pid 6562] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] rt_sigprocmask(SIG_SETMASK, [], [pid 6565] <... rseq resumed>) = 0 [pid 6564] rt_sigprocmask(SIG_SETMASK, [], [pid 6562] <... futex resumed>) = 0 [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6565] set_robust_list(0x7fb84f2269a0, 24 [pid 6564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6562] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... set_robust_list resumed>) = 0 [pid 6564] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6561] <... futex resumed>) = 0 [pid 6565] rt_sigprocmask(SIG_SETMASK, [], [pid 6561] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6564] <... openat resumed>) = 3 [pid 6565] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6564] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6562] <... futex resumed>) = 0 [pid 6565] <... openat resumed>) = 3 [pid 6564] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6560] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6565] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] <... futex resumed>) = 0 [pid 6565] <... futex resumed>) = 1 [pid 6564] dup(3 [pid 6562] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] <... futex resumed>) = 0 [pid 6565] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6564] <... dup resumed>) = 4 [pid 6561] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... futex resumed>) = 0 [pid 6565] dup(3 [pid 6564] <... futex resumed>) = 1 [pid 6562] <... futex resumed>) = 0 [pid 6561] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] <... dup resumed>) = 4 [pid 6564] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6562] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... openat resumed>) = 3 [pid 6562] <... futex resumed>) = 0 [pid 6560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6563] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 6566 attached [pid 6563] close(3 [pid 6566] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6563] <... close resumed>) = 0 [pid 6566] <... rseq resumed>) = 0 [pid 6563] symlink("/dev/binderfs", "./binderfs" [pid 6560] <... clone3 resumed> => {parent_tid=[6566]}, 88) = 6566 [pid 6566] set_robust_list(0x7fb84f2269a0, 24 [pid 6560] rt_sigprocmask(SIG_SETMASK, [], [pid 6565] <... futex resumed>) = 1 [pid 6562] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6561] <... futex resumed>) = 0 [pid 6561] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 6561] <... futex resumed>) = 1 [pid 6566] <... set_robust_list resumed>) = 0 [pid 6565] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6563] <... symlink resumed>) = 0 [pid 6561] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] +++ exited with 0 +++ [pid 6566] rt_sigprocmask(SIG_SETMASK, [], [pid 6563] write(1, "executing program\n", 18 [pid 6560] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6553, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 executing program [pid 6566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6563] <... write resumed>) = 18 [pid 6560] <... futex resumed>) = 0 [pid 6566] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6563] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6566] <... openat resumed>) = 3 [pid 6563] <... futex resumed>) = 0 [pid 6566] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6566] <... futex resumed>) = 1 [pid 6563] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6563] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6560] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6560] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] <... mmap resumed>) = 0x7fb84f206000 [pid 6563] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6566] dup(3 [pid 6563] <... mprotect resumed>) = 0 [pid 6566] <... dup resumed>) = 4 [pid 6563] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6566] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6560] <... futex resumed>) = 0 [pid 6566] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6563] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6560] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5840] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6567 attached [pid 6560] <... futex resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6567] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6563] <... clone3 resumed> => {parent_tid=[6567]}, 88) = 6567 [pid 6560] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6567] <... rseq resumed>) = 0 [pid 6565] <... mmap resumed>) = 0x20000000 [pid 6563] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] <... openat resumed>) = 3 [pid 6567] set_robust_list(0x7fb84f2269a0, 24 [pid 6565] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] newfstatat(3, "", [pid 6567] <... set_robust_list resumed>) = 0 [pid 6565] <... futex resumed>) = 1 [pid 6563] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... futex resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6567] rt_sigprocmask(SIG_SETMASK, [], [pid 6565] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6563] <... futex resumed>) = 0 [pid 6561] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6563] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] <... futex resumed>) = 0 [pid 5840] getdents64(3, [pid 6567] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6565] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6561] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6567] <... openat resumed>) = 3 [pid 6566] <... mmap resumed>) = 0x20000000 [pid 6564] <... mmap resumed>) = 0x20000000 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6567] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6567] <... futex resumed>) = 1 [pid 6566] <... futex resumed>) = 1 [pid 6565] <... madvise resumed>) = 0 [pid 6564] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6560] <... futex resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6567] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6566] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6565] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... futex resumed>) = 0 [pid 6563] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] newfstatat(AT_FDCWD, "./50/binderfs", [pid 6567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6565] <... futex resumed>) = 1 [pid 6564] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 0 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6567] dup(3 [pid 6566] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6565] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6563] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6562] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] exit_group(0 [pid 6560] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] unlink("./50/binderfs" [pid 6567] <... dup resumed>) = 4 [pid 6565] <... futex resumed>) = ? [pid 6561] <... exit_group resumed>) = ? [pid 6567] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... unlink resumed>) = 0 [pid 6567] <... futex resumed>) = 1 [pid 6565] +++ exited with 0 +++ [pid 6563] <... futex resumed>) = 0 [pid 6563] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6563] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] getdents64(3, [pid 6567] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6564] <... madvise resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./50") = 0 [pid 5840] mkdir("./51", 0777 [pid 6564] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... madvise resumed>) = 0 [pid 6561] +++ exited with 0 +++ [pid 5840] <... mkdir resumed>) = 0 [pid 6564] <... futex resumed>) = 1 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6561, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6564] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", [pid 6567] <... mmap resumed>) = 0x20000000 [pid 6566] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... futex resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6562] exit_group(0 [pid 5841] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./51/binderfs", [pid 6564] <... futex resumed>) = ? [pid 6562] <... exit_group resumed>) = ? [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6564] +++ exited with 0 +++ [pid 5841] unlink("./51/binderfs") = 0 ./strace-static-x86_64: Process 6568 attached [pid 5841] getdents64(3, [pid 6568] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 6568] <... set_robust_list resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 6568] chdir("./51" [pid 5841] rmdir("./51") = 0 [pid 6568] <... chdir resumed>) = 0 [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6567] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 1 [pid 6562] +++ exited with 0 +++ [pid 6560] <... futex resumed>) = 0 [pid 5841] mkdir("./52", 0777 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6568 [pid 6568] setpgid(0, 0 [pid 6563] <... futex resumed>) = 0 [pid 6560] exit_group(0 [pid 6563] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... setpgid resumed>) = 0 [pid 6560] <... exit_group resumed>) = ? [pid 5841] <... mkdir resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6562, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6567] <... futex resumed>) = 1 [pid 6563] <... futex resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6567] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6566] +++ exited with 0 +++ [pid 6563] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] +++ exited with 0 +++ ./strace-static-x86_64: Process 6569 attached [pid 6568] <... openat resumed>) = 3 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6560, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5839] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6569] set_robust_list(0x555566ac76a0, 24 [pid 6568] write(3, "1000", 4 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6569 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6568] <... write resumed>) = 4 [pid 6568] close(3 [pid 6569] <... set_robust_list resumed>) = 0 [pid 6568] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6569] chdir("./52" [pid 6568] symlink("/dev/binderfs", "./binderfs" [pid 5839] <... openat resumed>) = 3 [pid 6568] <... symlink resumed>) = 0 [pid 6569] <... chdir resumed>) = 0 [pid 6568] write(1, "executing program\n", 18 [pid 6567] <... madvise resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 6569] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6569] <... prctl resumed>) = 0 [pid 6568] <... write resumed>) = 18 [pid 6567] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] setpgid(0, 0 [pid 6568] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] getdents64(3, [pid 6567] <... futex resumed>) = 1 [pid 6569] <... setpgid resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6567] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6563] <... futex resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6568] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6563] exit_group(0 [pid 6569] <... openat resumed>) = 3 [pid 6568] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6567] <... futex resumed>) = ? [pid 6563] <... exit_group resumed>) = ? [pid 5839] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6569] write(3, "1000", 4 [pid 6568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6567] +++ exited with 0 +++ [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6569] <... write resumed>) = 4 [pid 5839] newfstatat(AT_FDCWD, "./51/binderfs", [pid 6569] close(3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6569] <... close resumed>) = 0 [pid 6569] symlink("/dev/binderfs", "./binderfs" [pid 5839] unlink("./51/binderfs") = 0 [pid 6569] <... symlink resumed>) = 0 [pid 5844] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6569] write(1, "executing program\n", 18executing program [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5839] getdents64(3, [pid 6569] <... write resumed>) = 18 [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6569] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] newfstatat(3, "", [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6569] <... futex resumed>) = 0 [pid 6568] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] close(3 [pid 6569] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6568] <... mprotect resumed>) = 0 [pid 5844] getdents64(3, [pid 5839] <... close resumed>) = 0 [pid 6569] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6569] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] rmdir("./51" [pid 6569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... rmdir resumed>) = 0 [pid 6569] <... mmap resumed>) = 0x7fb84f206000 [pid 6568] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6569] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5844] unlink("./50/binderfs"./strace-static-x86_64: Process 6570 attached [pid 6569] <... mprotect resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5839] mkdir("./52", 0777 [pid 6569] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6570] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6568] <... clone3 resumed> => {parent_tid=[6570]}, 88) = 6570 [pid 5844] getdents64(3, [pid 5839] <... mkdir resumed>) = 0 [pid 6570] <... rseq resumed>) = 0 [pid 6569] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6570] set_robust_list(0x7fb84f2269a0, 24 [pid 6569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6570] <... set_robust_list resumed>) = 0 [pid 6568] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] rt_sigprocmask(SIG_SETMASK, [], [pid 6568] <... futex resumed>) = 0 [pid 6570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6568] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6571 attached [pid 6570] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5844] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6571] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6569] <... clone3 resumed> => {parent_tid=[6571]}, 88) = 6571 [pid 5844] <... close resumed>) = 0 [pid 6571] <... rseq resumed>) = 0 [pid 6569] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] rmdir("./50"./strace-static-x86_64: Process 6572 attached [pid 6572] set_robust_list(0x555566ac76a0, 24 [pid 6569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 6571] set_robust_list(0x7fb84f2269a0, 24 [pid 6569] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] <... set_robust_list resumed>) = 0 [pid 6569] <... futex resumed>) = 0 [pid 6572] chdir("./52" [pid 6571] <... set_robust_list resumed>) = 0 [pid 6569] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6572 [pid 6571] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] mkdir("./51", 0777 [pid 6571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 6571] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6572] <... chdir resumed>) = 0 [pid 6572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6573 ./strace-static-x86_64: Process 6573 attached [pid 6572] setpgid(0, 0) = 0 [pid 6573] set_robust_list(0x555566ac76a0, 24 [pid 6572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6573] <... set_robust_list resumed>) = 0 [pid 6573] chdir("./51" [pid 6572] <... openat resumed>) = 3 [pid 6573] <... chdir resumed>) = 0 [pid 6573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6572] write(3, "1000", 4 [pid 6573] <... prctl resumed>) = 0 [pid 6572] <... write resumed>) = 4 [pid 6573] setpgid(0, 0 [pid 6572] close(3 [pid 6573] <... setpgid resumed>) = 0 [pid 6572] <... close resumed>) = 0 [pid 6573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6572] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6573] <... openat resumed>) = 3 [pid 6572] write(1, "executing program\n", 18 [pid 6573] write(3, "1000", 4 [pid 6572] <... write resumed>) = 18 [pid 6573] <... write resumed>) = 4 [pid 6573] close(3 [pid 6572] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... close resumed>) = 0 [pid 6573] symlink("/dev/binderfs", "./binderfs" [pid 6572] <... futex resumed>) = 0 [pid 6573] <... symlink resumed>) = 0 [pid 6572] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, executing program NULL, 8) = 0 [pid 6573] write(1, "executing program\n", 18 [pid 6572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6573] <... write resumed>) = 18 [pid 6572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6573] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] <... mmap resumed>) = 0x7fb84f206000 [pid 6573] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6572] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6573] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6572] <... mprotect resumed>) = 0 [pid 6573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6571] <... openat resumed>) = 3 [pid 6570] <... openat resumed>) = 3 [pid 6568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6563] +++ exited with 0 +++ [pid 6573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6568] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... mmap resumed>) = 0x7fb84f206000 [pid 6572] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6571] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... futex resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6563, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6573] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6571] <... futex resumed>) = 1 [pid 6570] <... futex resumed>) = 0 [pid 6569] <... futex resumed>) = 0 [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6574 attached [pid 6573] <... mprotect resumed>) = 0 [pid 6571] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6569] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6574] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6573] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6572] <... clone3 resumed> => {parent_tid=[6574]}, 88) = 6574 [pid 6571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6569] <... futex resumed>) = 0 [pid 6568] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6574] <... rseq resumed>) = 0 [pid 6573] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6572] rt_sigprocmask(SIG_SETMASK, [], [pid 6571] dup(3 [pid 6569] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... mprotect resumed>) = 0 [pid 5838] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6574] set_robust_list(0x7fb84f2269a0, 24 [pid 6573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6571] <... dup resumed>) = 4 [pid 6574] <... set_robust_list resumed>) = 0 [pid 6571] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], [pid 6571] <... futex resumed>) = 1 [pid 6569] <... futex resumed>) = 0 [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6572] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6569] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6575 attached [pid 6574] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6572] <... futex resumed>) = 0 [pid 6571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6569] <... futex resumed>) = 0 [pid 6568] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6575] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6574] <... openat resumed>) = 3 [pid 6573] <... clone3 resumed> => {parent_tid=[6575]}, 88) = 6575 [pid 6572] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6569] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6575] <... rseq resumed>) = 0 [pid 6574] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], [pid 6572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] <... openat resumed>) = 3 [pid 6575] set_robust_list(0x7fb84f2269a0, 24 [pid 6573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6572] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... set_robust_list resumed>) = 0 [pid 6573] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] <... futex resumed>) = 0 [pid 6568] <... clone3 resumed> => {parent_tid=[6576]}, 88) = 6576 [pid 5838] newfstatat(3, "", ./strace-static-x86_64: Process 6576 attached [pid 6575] rt_sigprocmask(SIG_SETMASK, [], [pid 6574] <... futex resumed>) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6576] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] dup(3 [pid 6573] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] rt_sigprocmask(SIG_SETMASK, [], [pid 6576] <... rseq resumed>) = 0 [pid 6575] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6574] <... dup resumed>) = 4 [pid 5838] getdents64(3, [pid 6576] set_robust_list(0x7fb84f2059a0, 24 [pid 6575] <... openat resumed>) = 3 [pid 6574] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6576] <... set_robust_list resumed>) = 0 [pid 6575] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... futex resumed>) = 1 [pid 6572] <... futex resumed>) = 0 [pid 6568] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] rt_sigprocmask(SIG_SETMASK, [], [pid 6575] <... futex resumed>) = 1 [pid 6574] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6573] <... futex resumed>) = 0 [pid 6572] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... futex resumed>) = 0 [pid 5838] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6575] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6573] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] <... futex resumed>) = 0 [pid 6568] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6576] dup(3 [pid 6575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6576] <... dup resumed>) = 4 [pid 6575] dup(3 [pid 6573] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6576] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6568] <... futex resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./50/binderfs", [pid 6576] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... dup resumed>) = 4 [pid 6570] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 1 [pid 6570] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6568] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6575] <... futex resumed>) = 0 [pid 6575] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] unlink("./50/binderfs" [pid 6573] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... unlink resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 6573] <... futex resumed>) = 1 [pid 6575] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6573] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./50") = 0 [pid 5838] mkdir("./51", 0777) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6577 attached [pid 6577] set_robust_list(0x555566ac76a0, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6577 [pid 6577] <... set_robust_list resumed>) = 0 [pid 6569] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6569] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] chdir("./51" [pid 6569] <... futex resumed>) = 0 [pid 6577] <... chdir resumed>) = 0 [pid 6569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6569] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6577] setpgid(0, 0 [pid 6569] <... mprotect resumed>) = 0 [pid 6577] <... setpgid resumed>) = 0 [pid 6572] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6569] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6572] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6572] <... futex resumed>) = 0 [pid 6572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6578 attached [pid 6572] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6572] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6578] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6569] <... clone3 resumed> => {parent_tid=[6578]}, 88) = 6578 [pid 6577] <... openat resumed>) = 3 [pid 6569] rt_sigprocmask(SIG_SETMASK, [], [pid 6578] <... rseq resumed>) = 0 [pid 6577] write(3, "1000", 4 [pid 6573] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6572] <... mprotect resumed>) = 0 [pid 6569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6578] set_robust_list(0x7fb84f2059a0, 24 [pid 6577] <... write resumed>) = 4 [pid 6573] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6569] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6578] <... set_robust_list resumed>) = 0 [pid 6577] close(3 [pid 6572] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6569] <... futex resumed>) = 0 [pid 6568] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] <... close resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6569] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6579 attached [pid 6578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] symlink("/dev/binderfs", "./binderfs" [pid 6576] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6568] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6578] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6577] <... symlink resumed>) = 0 [pid 6576] <... madvise resumed>) = 0 [pid 6572] <... clone3 resumed> => {parent_tid=[6579]}, 88) = 6579 [pid 6579] <... rseq resumed>) = 0 [pid 6578] <... madvise resumed>) = 0 [pid 6577] write(1, "executing program\n", 18 [pid 6573] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6572] rt_sigprocmask(SIG_SETMASK, [], [pid 6573] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6579] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6579] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6572] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6579] <... futex resumed>) = 0 [pid 6579] madvise(0x20000000, 6291456, MADV_DONTNEEDexecuting program [pid 6573] <... mprotect resumed>) = 0 [pid 6572] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6577] <... write resumed>) = 18 [pid 6573] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6577] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 1 [pid 6568] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6580 attached [pid 6577] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6576] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6577] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6580] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6580] <... rseq resumed>) = 0 [pid 6577] <... mmap resumed>) = 0x7fb84f206000 [pid 6580] set_robust_list(0x7fb84f2059a0, 24 [pid 6579] <... madvise resumed>) = 0 [pid 6577] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6573] <... clone3 resumed> => {parent_tid=[6580]}, 88) = 6580 [pid 6580] <... set_robust_list resumed>) = 0 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], [pid 6580] rt_sigprocmask(SIG_SETMASK, [], [pid 6578] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... mprotect resumed>) = 0 [pid 6573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6578] <... futex resumed>) = 1 [pid 6573] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... futex resumed>) = 0 [pid 6580] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6577] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6573] <... futex resumed>) = 0 [pid 6578] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6579] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6579] <... futex resumed>) = 1 [pid 6577] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6572] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6581 attached [pid 6573] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6579] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... clone3 resumed> => {parent_tid=[6581]}, 88) = 6581 [pid 6581] set_robust_list(0x7fb84f2269a0, 24 [pid 6577] rt_sigprocmask(SIG_SETMASK, [], [pid 6581] <... set_robust_list resumed>) = 0 [pid 6577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6581] rt_sigprocmask(SIG_SETMASK, [], [pid 6580] <... madvise resumed>) = 0 [pid 6577] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6581] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6577] <... futex resumed>) = 0 [pid 6581] <... openat resumed>) = 3 [pid 6577] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6577] <... futex resumed>) = 0 [pid 6581] dup(3 [pid 6577] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... dup resumed>) = 4 [pid 6577] <... futex resumed>) = 0 [pid 6581] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] <... futex resumed>) = 0 [pid 6580] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6581] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6580] <... futex resumed>) = 1 [pid 6577] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6580] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... futex resumed>) = 0 [pid 6581] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6577] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... futex resumed>) = 0 [pid 6577] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6577] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] <... mmap resumed>) = 0x20000000 [pid 6577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6577] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6570] <... mmap resumed>) = 0x20000000 [pid 6577] <... mprotect resumed>) = 0 [pid 6574] <... mmap resumed>) = 0x20000000 [pid 6570] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6571] <... mmap resumed>) = 0x20000000 [pid 6570] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6577] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6575] <... mmap resumed>) = 0x20000000 [pid 6574] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6569] exit_group(0 [pid 6568] exit_group(0 [pid 6581] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6578] <... futex resumed>) = ? [pid 6577] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6576] <... futex resumed>) = ? [pid 6575] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... futex resumed>) = 0 [pid 6572] exit_group(0 [pid 6571] <... futex resumed>) = ? [pid 6570] <... futex resumed>) = ? [pid 6569] <... exit_group resumed>) = ? [pid 6568] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6582 attached [pid 6579] <... futex resumed>) = ? [pid 6578] +++ exited with 0 +++ [pid 6576] +++ exited with 0 +++ [pid 6575] <... futex resumed>) = 0 [pid 6572] <... exit_group resumed>) = ? [pid 6571] +++ exited with 0 +++ [pid 6570] +++ exited with 0 +++ [pid 6582] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6579] +++ exited with 0 +++ [pid 6577] <... clone3 resumed> => {parent_tid=[6582]}, 88) = 6582 [pid 6575] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] +++ exited with 0 +++ [pid 6573] exit_group(0 [pid 6572] +++ exited with 0 +++ [pid 6569] +++ exited with 0 +++ [pid 6582] <... rseq resumed>) = 0 [pid 6580] <... futex resumed>) = ? [pid 6577] rt_sigprocmask(SIG_SETMASK, [], [pid 6575] <... futex resumed>) = ? [pid 6573] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6572, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6582] set_robust_list(0x7fb84f2059a0, 24 [pid 6580] +++ exited with 0 +++ [pid 6577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6575] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6569, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6577] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6582] <... set_robust_list resumed>) = 0 [pid 6577] <... futex resumed>) = 0 [pid 6582] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6582] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6568] +++ exited with 0 +++ [pid 6573] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6573, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6582] <... madvise resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... restart_syscall resumed>) = 0 [pid 6582] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6582] <... futex resumed>) = 1 [pid 6577] <... futex resumed>) = 0 [pid 6582] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] exit_group(0 [pid 5839] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6581] <... futex resumed>) = ? [pid 6577] <... exit_group resumed>) = ? [pid 5844] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6582] <... futex resumed>) = ? [pid 6581] +++ exited with 0 +++ [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(3, "", [pid 5844] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5841] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./51/binderfs") = 0 [pid 5841] unlink("./52/binderfs") = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] getdents64(3, [pid 5840] newfstatat(3, "", [pid 5839] getdents64(3, [pid 5844] close(3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] getdents64(3, [pid 5839] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... close resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] rmdir("./51" [pid 5841] close(3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5844] mkdir("./52", 0777 [pid 5841] rmdir("./52" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./52/binderfs" [pid 5840] unlink("./51/binderfs" [pid 5839] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5841] mkdir("./53", 0777 [pid 5840] getdents64(3, [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] getdents64(3, ./strace-static-x86_64: Process 6583 attached [pid 5840] close(3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] close(3 [pid 6583] set_robust_list(0x555566ac76a0, 24 [pid 5840] rmdir("./51" [pid 6583] <... set_robust_list resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6583] chdir("./52" [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] rmdir("./52"./strace-static-x86_64: Process 6584 attached [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6583 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6583] <... chdir resumed>) = 0 [pid 5840] mkdir("./52", 0777 [pid 5839] mkdir("./53", 0777 [pid 6583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6584] set_robust_list(0x555566ac76a0, 24 [pid 6583] <... prctl resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6584 [pid 6584] <... set_robust_list resumed>) = 0 [pid 6583] setpgid(0, 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6584] chdir("./53" [pid 6583] <... setpgid resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6584] <... chdir resumed>) = 0 [pid 6583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6584] setpgid(0, 0) = 0 [pid 6584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 6586 attached ./strace-static-x86_64: Process 6585 attached [pid 6583] <... openat resumed>) = 3 [pid 6582] +++ exited with 0 +++ [pid 6577] +++ exited with 0 +++ [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6585 [pid 6585] set_robust_list(0x555566ac76a0, 24 [pid 6583] write(3, "1000", 4 [pid 6585] <... set_robust_list resumed>) = 0 [pid 6583] <... write resumed>) = 4 [pid 6586] set_robust_list(0x555566ac76a0, 24 [pid 6585] chdir("./52" [pid 6584] write(3, "1000", 4 [pid 6583] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6586 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6577, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6586] <... set_robust_list resumed>) = 0 [pid 6585] <... chdir resumed>) = 0 [pid 6584] <... write resumed>) = 4 [pid 6583] <... close resumed>) = 0 [pid 6586] chdir("./53" [pid 6585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6584] close(3 [pid 6583] symlink("/dev/binderfs", "./binderfs" [pid 6586] <... chdir resumed>) = 0 [pid 6584] <... close resumed>) = 0 [pid 6586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6584] symlink("/dev/binderfs", "./binderfs" [pid 6583] <... symlink resumed>) = 0 [pid 6586] <... prctl resumed>) = 0 [pid 6585] <... prctl resumed>) = 0 [pid 6584] <... symlink resumed>) = 0 [pid 6583] write(1, "executing program\n", 18executing program [pid 5838] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6586] setpgid(0, 0executing program [pid 6585] setpgid(0, 0 [pid 6584] write(1, "executing program\n", 18 [pid 6583] <... write resumed>) = 18 [pid 6586] <... setpgid resumed>) = 0 [pid 6585] <... setpgid resumed>) = 0 [pid 6584] <... write resumed>) = 18 [pid 6583] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6584] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] <... futex resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6584] <... futex resumed>) = 0 [pid 6585] <... openat resumed>) = 3 [pid 6584] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6583] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] <... openat resumed>) = 3 [pid 6584] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6583] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6586] <... openat resumed>) = 3 [pid 6585] write(3, "1000", 4 [pid 6584] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] newfstatat(3, "", [pid 6586] write(3, "1000", 4 [pid 6585] <... write resumed>) = 4 [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] <... write resumed>) = 4 [pid 6584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6586] close(3 [pid 6584] <... mmap resumed>) = 0x7fb84f206000 [pid 6586] <... close resumed>) = 0 [pid 6584] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6586] symlink("/dev/binderfs", "./binderfs" [pid 5838] getdents64(3, [pid 6585] close(3 [pid 6584] <... mprotect resumed>) = 0 [pid 6583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6585] <... close resumed>) = 0 [pid 6583] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6585] symlink("/dev/binderfs", "./binderfs" [pid 6584] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6583] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6586] <... symlink resumed>) = 0 [pid 6585] <... symlink resumed>) = 0 [pid 6584] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6583] <... mprotect resumed>) = 0 [pid 5838] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 6586] write(1, "executing program\n", 18 [pid 6585] write(1, "executing program\n", 18 executing program [pid 6584] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6583] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6586] <... write resumed>) = 18 [pid 5838] newfstatat(AT_FDCWD, "./51/binderfs", [pid 6585] <... write resumed>) = 18 [pid 6583] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6585] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6587 attached [pid 6586] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] unlink("./51/binderfs" [pid 6587] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6583] <... clone3 resumed> => {parent_tid=[6587]}, 88) = 6587 [pid 6587] <... rseq resumed>) = 0 [pid 6583] rt_sigprocmask(SIG_SETMASK, [], [pid 6587] set_robust_list(0x7fb84f2269a0, 24 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6587] <... set_robust_list resumed>) = 0 [pid 6583] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6588 attached [pid 6587] rt_sigprocmask(SIG_SETMASK, [], [pid 6585] <... futex resumed>) = 0 [pid 6583] <... futex resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6586] <... futex resumed>) = 0 [pid 6585] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6584] <... clone3 resumed> => {parent_tid=[6588]}, 88) = 6588 [pid 6586] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6585] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] getdents64(3, [pid 6586] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6584] rt_sigprocmask(SIG_SETMASK, [], [pid 6586] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6585] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6584] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] close(3 [pid 6584] <... futex resumed>) = 0 [pid 6586] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... close resumed>) = 0 [pid 6586] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6584] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] <... mprotect resumed>) = 0 [pid 6585] <... mmap resumed>) = 0x7fb84f206000 [pid 6583] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] rmdir("./51" [pid 6588] <... rseq resumed>) = 0 [pid 6587] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6588] set_robust_list(0x7fb84f2269a0, 24 [pid 6587] <... openat resumed>) = 3 [pid 6588] <... set_robust_list resumed>) = 0 [pid 6587] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] rt_sigprocmask(SIG_SETMASK, [], [pid 6587] <... futex resumed>) = 1 [pid 6583] <... futex resumed>) = 0 [pid 6588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6587] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6583] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6583] <... futex resumed>) = 0 [pid 6588] <... openat resumed>) = 3 [pid 6587] dup(3 [pid 6583] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... dup resumed>) = 4 [pid 6588] <... futex resumed>) = 1 [pid 6587] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] <... futex resumed>) = 1 [pid 6583] <... futex resumed>) = 0 [pid 6587] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6583] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6583] <... futex resumed>) = 0 [pid 6587] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6583] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6585] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6584] <... futex resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6586] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6585] <... mprotect resumed>) = 0 [pid 6586] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6584] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6588] <... futex resumed>) = 0 [pid 6584] <... futex resumed>) = 1 [pid 6588] dup(3 [pid 6584] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6589 attached [pid 6588] <... dup resumed>) = 4 [pid 6589] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6588] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... rseq resumed>) = 0 [pid 6588] <... futex resumed>) = 1 [pid 6584] <... futex resumed>) = 0 [pid 6589] set_robust_list(0x7fb84f2269a0, 24 [pid 6588] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6584] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... set_robust_list resumed>) = 0 [pid 6588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] <... futex resumed>) = 0 [pid 6589] rt_sigprocmask(SIG_SETMASK, [], [pid 6588] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6584] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6585] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6586] <... clone3 resumed> => {parent_tid=[6589]}, 88) = 6589 [pid 5838] mkdir("./52", 0777 [pid 6586] rt_sigprocmask(SIG_SETMASK, [], [pid 6585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6589] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] <... mkdir resumed>) = 0 [pid 6586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... clone3 resumed> => {parent_tid=[6590]}, 88) = 6590 ./strace-static-x86_64: Process 6590 attached [pid 6589] <... futex resumed>) = 0 [pid 6586] <... futex resumed>) = 1 [pid 6589] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6585] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6590] set_robust_list(0x7fb84f2269a0, 24 [pid 6589] <... openat resumed>) = 3 [pid 6590] <... set_robust_list resumed>) = 0 [pid 6589] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] rt_sigprocmask(SIG_SETMASK, [], [pid 6589] <... futex resumed>) = 0 [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6589] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6586] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6585] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6591 attached [pid 6585] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] set_robust_list(0x555566ac76a0, 24 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6586] <... futex resumed>) = 1 [pid 6585] <... futex resumed>) = 1 [pid 6590] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6589] dup(3 [pid 6591] <... set_robust_list resumed>) = 0 [pid 6590] <... openat resumed>) = 3 [pid 6589] <... dup resumed>) = 4 [pid 6586] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6585] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6591 [pid 6591] chdir("./52" [pid 6590] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6590] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] <... chdir resumed>) = 0 [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6586] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] <... prctl resumed>) = 0 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6586] <... futex resumed>) = 1 [pid 6585] <... futex resumed>) = 1 [pid 6591] setpgid(0, 0 [pid 6590] dup(3 [pid 6589] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6586] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6585] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6591] <... setpgid resumed>) = 0 [pid 6590] <... dup resumed>) = 4 [pid 6591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6590] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6590] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] write(3, "1000", 4 [pid 6585] <... futex resumed>) = 0 [pid 6591] <... write resumed>) = 4 [pid 6585] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6591] close(3) = 0 [pid 6591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6591] write(1, "executing program\n", 18) = 18 [pid 6590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6591] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6591] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6590] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6591] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6591] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6591] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6591] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6592 attached => {parent_tid=[6592]}, 88) = 6592 [pid 6583] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6591] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6591] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6592] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6591] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6583] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... rseq resumed>) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6592] set_robust_list(0x7fb84f2269a0, 24 [pid 6584] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6584] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... set_robust_list resumed>) = 0 [pid 6584] <... futex resumed>) = 0 [pid 6583] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6592] rt_sigprocmask(SIG_SETMASK, [], [pid 6584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6583] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6584] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6592] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6584] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6592] <... openat resumed>) = 3 [pid 6584] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6592] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6591] <... futex resumed>) = 0 [pid 6584] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6593 attached [pid 6592] dup(3 [pid 6591] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... dup resumed>) = 4 [pid 6591] <... futex resumed>) = 0 [pid 6584] <... clone3 resumed> => {parent_tid=[6593]}, 88) = 6593 [pid 6592] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] rt_sigprocmask(SIG_SETMASK, [], [pid 6593] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6592] <... futex resumed>) = 0 [pid 6591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6593] <... rseq resumed>) = 0 [pid 6584] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] set_robust_list(0x7fb84f2059a0, 24 [pid 6584] <... futex resumed>) = 0 [pid 6593] <... set_robust_list resumed>) = 0 [pid 6584] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] rt_sigprocmask(SIG_SETMASK, [], [pid 6592] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6591] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6593] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6591] <... futex resumed>) = 0 [pid 6586] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6583] <... mprotect resumed>) = 0 [pid 6583] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6586] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6585] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6583] <... clone3 resumed> => {parent_tid=[6594]}, 88) = 6594 ./strace-static-x86_64: Process 6594 attached [pid 6586] <... futex resumed>) = 0 [pid 6585] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] rt_sigprocmask(SIG_SETMASK, [], [pid 6594] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6585] <... futex resumed>) = 0 [pid 6585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] <... rseq resumed>) = 0 [pid 6586] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6585] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6594] set_robust_list(0x7fb84f2059a0, 24 [pid 6586] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6585] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6583] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6586] <... mprotect resumed>) = 0 [pid 6583] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6585] <... mprotect resumed>) = 0 [pid 6594] <... set_robust_list resumed>) = 0 [pid 6586] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6594] rt_sigprocmask(SIG_SETMASK, [], [pid 6586] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6585] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6594] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6595 attached [pid 6594] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6593] <... madvise resumed>) = 0 [pid 6585] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6593] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6584] <... futex resumed>) = 0 [pid 6593] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6586] <... clone3 resumed> => {parent_tid=[6595]}, 88) = 6595 [pid 6585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6586] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6596 attached [pid 6595] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6585] <... clone3 resumed> => {parent_tid=[6596]}, 88) = 6596 [pid 6586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6595] <... rseq resumed>) = 0 [pid 6586] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] rt_sigprocmask(SIG_SETMASK, [], [pid 6595] set_robust_list(0x7fb84f2059a0, 24 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6595] <... set_robust_list resumed>) = 0 [pid 6596] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6595] rt_sigprocmask(SIG_SETMASK, [], [pid 6585] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... rseq resumed>) = 0 [pid 6595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6585] <... futex resumed>) = 0 [pid 6596] set_robust_list(0x7fb84f2059a0, 24 [pid 6595] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6594] <... madvise resumed>) = 0 [pid 6586] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6585] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] <... set_robust_list resumed>) = 0 [pid 6595] <... madvise resumed>) = 0 [pid 6596] rt_sigprocmask(SIG_SETMASK, [], [pid 6594] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] <... futex resumed>) = 1 [pid 6583] <... futex resumed>) = 0 [pid 6594] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6596] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6595] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6586] <... futex resumed>) = 0 [pid 6591] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] <... futex resumed>) = 1 [pid 6591] <... futex resumed>) = 0 [pid 6595] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6591] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6591] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6596] <... madvise resumed>) = 0 [pid 6596] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6596] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6597 attached [pid 6597] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6597] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6597] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] <... clone3 resumed> => {parent_tid=[6597]}, 88) = 6597 [pid 6591] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6591] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... futex resumed>) = 0 [pid 6591] <... futex resumed>) = 1 [pid 6597] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6591] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... mmap resumed>) = 0x20000000 [pid 6592] <... mmap resumed>) = 0x20000000 [pid 6589] <... mmap resumed>) = 0x20000000 [pid 6588] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... mmap resumed>) = 0x20000000 [pid 6592] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = 0 [pid 6590] <... mmap resumed>) = 0x20000000 [pid 6589] <... futex resumed>) = 0 [pid 6588] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] <... futex resumed>) = 0 [pid 6586] exit_group(0 [pid 6595] <... futex resumed>) = ? [pid 6592] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6586] <... exit_group resumed>) = ? [pid 6584] exit_group(0 [pid 6583] exit_group(0 [pid 6595] +++ exited with 0 +++ [pid 6593] <... futex resumed>) = ? [pid 6590] <... futex resumed>) = 0 [pid 6589] +++ exited with 0 +++ [pid 6588] <... futex resumed>) = ? [pid 6584] <... exit_group resumed>) = ? [pid 6594] <... futex resumed>) = ? [pid 6593] +++ exited with 0 +++ [pid 6590] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6588] +++ exited with 0 +++ [pid 6585] exit_group(0 [pid 6583] <... exit_group resumed>) = ? [pid 6597] <... madvise resumed>) = 0 [pid 6596] <... futex resumed>) = ? [pid 6594] +++ exited with 0 +++ [pid 6590] <... futex resumed>) = ? [pid 6587] <... futex resumed>) = ? [pid 6585] <... exit_group resumed>) = ? [pid 6597] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] +++ exited with 0 +++ [pid 6597] <... futex resumed>) = 1 [pid 6590] +++ exited with 0 +++ [pid 6591] <... futex resumed>) = 0 [pid 6587] +++ exited with 0 +++ [pid 6586] +++ exited with 0 +++ [pid 6585] +++ exited with 0 +++ [pid 6584] +++ exited with 0 +++ [pid 6583] +++ exited with 0 +++ [pid 6597] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] exit_group(0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6584, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6597] <... futex resumed>) = ? [pid 6592] <... futex resumed>) = ? [pid 6591] <... exit_group resumed>) = ? [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6583, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6585, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6597] +++ exited with 0 +++ [pid 6592] +++ exited with 0 +++ [pid 5844] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6586, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5844] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] newfstatat(3, "", [pid 5841] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5840] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5839] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(3, [pid 5840] newfstatat(3, "", [pid 5839] <... openat resumed>) = 3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] unlink("./52/binderfs" [pid 5841] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5840] getdents64(3, [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] getdents64(3, [pid 5844] getdents64(3, [pid 5840] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] close(3) = 0 [pid 5840] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5841] unlink("./53/binderfs" [pid 5839] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] rmdir("./52" [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... rmdir resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] unlink("./52/binderfs" [pid 5839] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5841] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./53" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] mkdir("./53", 0777 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] mkdir("./54", 0777 [pid 5839] unlink("./53/binderfs" [pid 5840] getdents64(3, [pid 5839] <... unlink resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] getdents64(3, [pid 5840] close(3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6598 attached [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... close resumed>) = 0 [pid 5839] close(3 [pid 5840] rmdir("./52" [pid 5839] <... close resumed>) = 0 ./strace-static-x86_64: Process 6599 attached [pid 5840] <... rmdir resumed>) = 0 [pid 5839] rmdir("./53") = 0 [pid 6599] set_robust_list(0x555566ac76a0, 24 [pid 6598] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6598 [pid 5840] mkdir("./53", 0777 [pid 6599] <... set_robust_list resumed>) = 0 [pid 6598] <... set_robust_list resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6599 [pid 5839] mkdir("./54", 0777 [pid 6599] chdir("./54" [pid 6598] chdir("./53" [pid 6591] +++ exited with 0 +++ [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6599] <... chdir resumed>) = 0 [pid 6599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6598] <... chdir resumed>) = 0 [pid 6599] <... prctl resumed>) = 0 [pid 6599] setpgid(0, 0 [pid 6598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6599] <... setpgid resumed>) = 0 [pid 6598] <... prctl resumed>) = 0 [pid 6598] setpgid(0, 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6591, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6598] <... setpgid resumed>) = 0 [pid 5838] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6599] write(3, "1000", 4) = 4 [pid 6599] close(3) = 0 [pid 6599] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6601 attached ./strace-static-x86_64: Process 6600 attached ) = 0 [pid 6598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6601 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6600 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6601] set_robust_list(0x555566ac76a0, 24 [pid 6600] set_robust_list(0x555566ac76a0, 24 [pid 5838] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6600] <... set_robust_list resumed>) = 0 [pid 6601] <... set_robust_list resumed>) = 0 executing program [pid 6600] chdir("./54" [pid 6599] write(1, "executing program\n", 18 [pid 5838] <... openat resumed>) = 3 [pid 6601] chdir("./53" [pid 6600] <... chdir resumed>) = 0 [pid 6599] <... write resumed>) = 18 [pid 6598] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 6600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6598] write(3, "1000", 4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6601] <... chdir resumed>) = 0 [pid 6600] <... prctl resumed>) = 0 [pid 6599] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... write resumed>) = 4 [pid 5838] getdents64(3, [pid 6601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6600] setpgid(0, 0 [pid 6599] <... futex resumed>) = 0 [pid 6598] close(3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6601] <... prctl resumed>) = 0 [pid 6599] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6601] setpgid(0, 0 [pid 6600] <... setpgid resumed>) = 0 [pid 6599] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6598] <... close resumed>) = 0 [pid 5838] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6601] <... setpgid resumed>) = 0 [pid 6600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6599] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6598] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6600] <... openat resumed>) = 3 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6598] <... symlink resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./52/binderfs", [pid 6600] write(3, "1000", 4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6600] <... write resumed>) = 4 [pid 6598] write(1, "executing program\n", 18executing program [pid 5838] unlink("./52/binderfs" [pid 6601] <... openat resumed>) = 3 [pid 6600] close(3 [pid 6599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6598] <... write resumed>) = 18 [pid 5838] <... unlink resumed>) = 0 [pid 6600] <... close resumed>) = 0 [pid 6599] <... mmap resumed>) = 0x7fb84f206000 [pid 6600] symlink("/dev/binderfs", "./binderfs" [pid 6601] write(3, "1000", 4 [pid 6599] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6598] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... write resumed>) = 4 [pid 6600] <... symlink resumed>) = 0 [pid 6599] <... mprotect resumed>) = 0 [pid 6598] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6601] close(3 [pid 6599] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6598] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 executing program [pid 6601] <... close resumed>) = 0 [pid 6600] write(1, "executing program\n", 18 [pid 6599] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6598] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] close(3 [pid 6601] symlink("/dev/binderfs", "./binderfs" [pid 6600] <... write resumed>) = 18 [pid 6599] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] <... close resumed>) = 0 [pid 6601] <... symlink resumed>) = 0 [pid 6600] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6602 attached executing program [pid 6601] write(1, "executing program\n", 18 [pid 6600] <... futex resumed>) = 0 [pid 6599] <... clone3 resumed> => {parent_tid=[6602]}, 88) = 6602 [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] rmdir("./52" [pid 6602] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6601] <... write resumed>) = 18 [pid 6600] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 6598] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... rmdir resumed>) = 0 [pid 6602] <... rseq resumed>) = 0 [pid 6601] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6601] <... futex resumed>) = 0 [pid 6599] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6599] <... futex resumed>) = 0 [pid 6601] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6599] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6602] set_robust_list(0x7fb84f2269a0, 24 [pid 6601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6600] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6598] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] mkdir("./53", 0777 [pid 6602] <... set_robust_list resumed>) = 0 [pid 6601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6598] <... mprotect resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6602] rt_sigprocmask(SIG_SETMASK, [], [pid 6601] <... mmap resumed>) = 0x7fb84f206000 [pid 6600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6601] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6600] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6603 attached [pid 6602] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6601] <... mprotect resumed>) = 0 [pid 6600] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6602] <... openat resumed>) = 3 [pid 6601] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6600] <... mprotect resumed>) = 0 [pid 6598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6603] set_robust_list(0x555566ac76a0, 24 [pid 6601] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6603] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6604 attached [pid 6603] chdir("./53" [pid 6602] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6600] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6604] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6602] <... futex resumed>) = 1 [pid 6599] <... futex resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6603 ./strace-static-x86_64: Process 6605 attached [pid 6604] <... rseq resumed>) = 0 [pid 6603] <... chdir resumed>) = 0 [pid 6602] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] <... clone3 resumed> => {parent_tid=[6605]}, 88) = 6605 [pid 6600] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6599] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... clone3 resumed> => {parent_tid=[6604]}, 88) = 6604 [pid 6605] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6604] set_robust_list(0x7fb84f2269a0, 24 [pid 6603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6601] rt_sigprocmask(SIG_SETMASK, [], [pid 6600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6599] <... futex resumed>) = 0 [pid 6598] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6606 attached [pid 6605] <... rseq resumed>) = 0 [pid 6604] <... set_robust_list resumed>) = 0 [pid 6603] <... prctl resumed>) = 0 [pid 6602] dup(3 [pid 6601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6606] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6605] set_robust_list(0x7fb84f2269a0, 24 [pid 6604] rt_sigprocmask(SIG_SETMASK, [], [pid 6603] setpgid(0, 0 [pid 6602] <... dup resumed>) = 4 [pid 6601] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... rseq resumed>) = 0 [pid 6605] <... set_robust_list resumed>) = 0 [pid 6604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6603] <... setpgid resumed>) = 0 [pid 6601] <... futex resumed>) = 0 [pid 6606] set_robust_list(0x7fb84f2269a0, 24 [pid 6605] rt_sigprocmask(SIG_SETMASK, [], [pid 6604] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6602] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... clone3 resumed> => {parent_tid=[6606]}, 88) = 6606 [pid 6598] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... set_robust_list resumed>) = 0 [pid 6605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6602] <... futex resumed>) = 1 [pid 6601] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... openat resumed>) = 3 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], [pid 6599] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6606] rt_sigprocmask(SIG_SETMASK, [], [pid 6605] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6604] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6603] write(3, "1000", 4 [pid 6602] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6605] <... openat resumed>) = 3 [pid 6604] <... openat resumed>) = 3 [pid 6603] <... write resumed>) = 4 [pid 6602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... futex resumed>) = 0 [pid 6606] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6605] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] close(3 [pid 6602] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6600] <... futex resumed>) = 0 [pid 6599] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... openat resumed>) = 3 [pid 6605] <... futex resumed>) = 1 [pid 6604] <... futex resumed>) = 1 [pid 6603] <... close resumed>) = 0 [pid 6601] <... futex resumed>) = 0 [pid 6600] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] <... futex resumed>) = 0 [pid 6606] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] dup(3 [pid 6604] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] symlink("/dev/binderfs", "./binderfs" [pid 6601] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... futex resumed>) = 0 [pid 6605] <... dup resumed>) = 4 [pid 6604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] <... symlink resumed>) = 0 [pid 6601] <... futex resumed>) = 0 [pid 6600] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... futex resumed>) = 0 [pid 6606] dup(3 [pid 6605] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] dup(3 [pid 6601] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] <... futex resumed>) = 0 [pid 6598] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... dup resumed>) = 4 [pid 6605] <... futex resumed>) = 0 [pid 6604] <... dup resumed>) = 4 [pid 6601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6604] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] write(1, "executing program\n", 18 [pid 6601] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] <... futex resumed>) = 0 [pid 6605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6604] <... futex resumed>) = 1 [pid 6603] <... write resumed>) = 18 [pid 6601] <... futex resumed>) = 0 [pid 6600] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... futex resumed>) = 0 [pid 6606] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6605] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6604] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] <... futex resumed>) = 0 [pid 6598] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] <... futex resumed>) = 0 [pid 6603] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... futex resumed>) = 0 [pid 6603] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6604] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6603] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6603] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6603] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6607]}, 88) = 6607 [pid 6603] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6607 attached NULL, 8) = 0 [pid 6603] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6607] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6607] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6607] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6603] <... futex resumed>) = 0 [pid 6603] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] dup(3 [pid 6599] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6599] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6599] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6599] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6607] <... dup resumed>) = 4 [pid 6599] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6607] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6603] <... futex resumed>) = 0 [pid 6599] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6607] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6608 attached [pid 6607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] <... futex resumed>) = 0 [pid 6608] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6603] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] <... clone3 resumed> => {parent_tid=[6608]}, 88) = 6608 [pid 6608] <... rseq resumed>) = 0 [pid 6607] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 6608] set_robust_list(0x7fb84f2059a0, 24 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6608] <... set_robust_list resumed>) = 0 [pid 6599] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] rt_sigprocmask(SIG_SETMASK, [], [pid 6599] <... futex resumed>) = 0 [pid 6608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6600] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6598] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6600] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6600] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6598] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6600] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6598] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6600] <... mprotect resumed>) = 0 [pid 6598] <... mprotect resumed>) = 0 [pid 6600] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[6609]}, 88) = 6609 [pid 6600] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6598] rt_sigprocmask(SIG_SETMASK, [], [pid 6601] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6610 attached [pid 6601] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 6600] <... clone3 resumed> => {parent_tid=[6610]}, 88) = 6610 [pid 6598] <... futex resumed>) = 0 [pid 6601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6598] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], [pid 6610] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6608] <... madvise resumed>) = 0 [pid 6601] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6600] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6609 attached [pid 6610] <... rseq resumed>) = 0 [pid 6610] set_robust_list(0x7fb84f2059a0, 24 [pid 6609] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6600] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] <... set_robust_list resumed>) = 0 [pid 6609] <... rseq resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6610] rt_sigprocmask(SIG_SETMASK, [], [pid 6600] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] set_robust_list(0x7fb84f2059a0, 24 [pid 6610] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6609] <... set_robust_list resumed>) = 0 [pid 6610] <... madvise resumed>) = 0 [pid 6609] rt_sigprocmask(SIG_SETMASK, [], [pid 6601] <... mprotect resumed>) = 0 [pid 6609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6608] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6608] <... futex resumed>) = 1 [pid 6601] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6608] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] <... futex resumed>) = 0 [pid 6610] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] <... madvise resumed>) = 0 [pid 6601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6610] <... futex resumed>) = 1 [pid 6600] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6611 attached [pid 6603] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6601] <... clone3 resumed> => {parent_tid=[6611]}, 88) = 6611 [pid 6611] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6610] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] rt_sigprocmask(SIG_SETMASK, [], [pid 6611] <... rseq resumed>) = 0 [pid 6611] set_robust_list(0x7fb84f2059a0, 24 [pid 6603] <... futex resumed>) = 0 [pid 6601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6611] <... set_robust_list resumed>) = 0 [pid 6611] rt_sigprocmask(SIG_SETMASK, [], [pid 6603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6601] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6601] <... futex resumed>) = 0 [pid 6611] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6609] <... futex resumed>) = 1 [pid 6603] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6601] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] <... futex resumed>) = 0 [pid 6611] <... madvise resumed>) = 0 [pid 6603] <... mprotect resumed>) = 0 [pid 6609] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[6612]}, 88) = 6612 ./strace-static-x86_64: Process 6612 attached [pid 6611] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6611] <... futex resumed>) = 1 [pid 6603] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 6611] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] <... futex resumed>) = 0 [pid 6603] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6612] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6612] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6607] <... mmap resumed>) = 0x20000000 [pid 6606] <... mmap resumed>) = 0x20000000 [pid 6605] <... mmap resumed>) = 0x20000000 [pid 6607] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... mmap resumed>) = 0x20000000 [pid 6602] <... mmap resumed>) = 0x20000000 [pid 6607] <... futex resumed>) = 0 [pid 6606] <... futex resumed>) = 0 [pid 6605] <... futex resumed>) = 0 [pid 6604] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6605] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6604] <... futex resumed>) = 0 [pid 6602] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] exit_group(0 [pid 6609] <... futex resumed>) = ? [pid 6602] <... futex resumed>) = 0 [pid 6601] exit_group(0 [pid 6598] <... exit_group resumed>) = ? [pid 6612] <... madvise resumed>) = 0 [pid 6611] <... futex resumed>) = ? [pid 6609] +++ exited with 0 +++ [pid 6605] <... futex resumed>) = ? [pid 6604] +++ exited with 0 +++ [pid 6602] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] <... exit_group resumed>) = ? [pid 6600] exit_group(0 [pid 6599] exit_group(0 [pid 6612] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] +++ exited with 0 +++ [pid 6610] <... futex resumed>) = ? [pid 6608] <... futex resumed>) = ? [pid 6605] +++ exited with 0 +++ [pid 6600] <... exit_group resumed>) = ? [pid 6599] <... exit_group resumed>) = ? [pid 6612] <... futex resumed>) = 1 [pid 6610] +++ exited with 0 +++ [pid 6608] +++ exited with 0 +++ [pid 6606] <... futex resumed>) = ? [pid 6603] <... futex resumed>) = 0 [pid 6602] <... futex resumed>) = ? [pid 6612] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] +++ exited with 0 +++ [pid 6603] exit_group(0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6598, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6601] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6601, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6607] <... futex resumed>) = ? [pid 6612] <... futex resumed>) = ? [pid 6603] <... exit_group resumed>) = ? [pid 6612] +++ exited with 0 +++ [pid 6606] +++ exited with 0 +++ [pid 6602] +++ exited with 0 +++ [pid 6600] +++ exited with 0 +++ [pid 6599] +++ exited with 0 +++ [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6599, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5840] <... restart_syscall resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6600, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5844] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] newfstatat(3, "", [pid 5840] getdents64(3, [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./53/binderfs" [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5844] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... unlink resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(3, [pid 5844] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5841] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] close(3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] unlink("./53/binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... unlink resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] rmdir("./53" [pid 5839] <... openat resumed>) = 3 [pid 5844] getdents64(3, [pid 5839] newfstatat(3, "", [pid 5841] <... openat resumed>) = 3 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] newfstatat(3, "", [pid 5840] mkdir("./54", 0777 [pid 5839] getdents64(3, [pid 5844] close(3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... close resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... mkdir resumed>) = 0 [pid 5839] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] rmdir("./53" [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... rmdir resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./54/binderfs", ./strace-static-x86_64: Process 6613 attached [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6613] set_robust_list(0x555566ac76a0, 24 [pid 5841] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6613 [pid 5839] unlink("./54/binderfs" [pid 6613] <... set_robust_list resumed>) = 0 [pid 5844] mkdir("./54", 0777 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... unlink resumed>) = 0 [pid 6613] chdir("./54" [pid 5844] <... mkdir resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5839] getdents64(3, [pid 6613] <... chdir resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] unlink("./54/binderfs" [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] close(3./strace-static-x86_64: Process 6614 attached [pid 5841] <... unlink resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5841] getdents64(3, [pid 6613] <... prctl resumed>) = 0 [pid 6613] setpgid(0, 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] rmdir("./54" [pid 6613] <... setpgid resumed>) = 0 [pid 5841] close(3 [pid 5839] <... rmdir resumed>) = 0 [pid 6614] set_robust_list(0x555566ac76a0, 24 [pid 6613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... close resumed>) = 0 [pid 6614] <... set_robust_list resumed>) = 0 [pid 5839] mkdir("./55", 0777 [pid 6614] chdir("./54" [pid 6613] <... openat resumed>) = 3 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6614 [pid 5841] rmdir("./54" [pid 5839] <... mkdir resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 6614] <... chdir resumed>) = 0 [pid 6614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6613] write(3, "1000", 4 [pid 5841] mkdir("./55", 0777 [pid 6613] <... write resumed>) = 4 [pid 6614] <... prctl resumed>) = 0 [pid 6613] close(3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6614] setpgid(0, 0 [pid 6613] <... close resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6615 attached [pid 6614] <... setpgid resumed>) = 0 [pid 6613] symlink("/dev/binderfs", "./binderfs" [pid 6615] set_robust_list(0x555566ac76a0, 24 [pid 6614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6613] <... symlink resumed>) = 0 [pid 6615] <... set_robust_list resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6614] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6616 attached [pid 6615] chdir("./55" [pid 6613] write(1, "executing program\n", 18 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6615 [pid 6615] <... chdir resumed>) = 0 executing program [pid 6616] set_robust_list(0x555566ac76a0, 24 [pid 6615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6614] write(3, "1000", 4 [pid 6613] <... write resumed>) = 18 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6616 [pid 6616] <... set_robust_list resumed>) = 0 [pid 6615] <... prctl resumed>) = 0 [pid 6614] <... write resumed>) = 4 [pid 6613] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] chdir("./55" [pid 6615] setpgid(0, 0 [pid 6614] close(3 [pid 6613] <... futex resumed>) = 0 [pid 6607] +++ exited with 0 +++ [pid 6603] +++ exited with 0 +++ [pid 6615] <... setpgid resumed>) = 0 [pid 6614] <... close resumed>) = 0 [pid 6613] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6616] <... chdir resumed>) = 0 [pid 6615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6614] symlink("/dev/binderfs", "./binderfs" [pid 6613] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6603, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6615] <... openat resumed>) = 3 [pid 6614] <... symlink resumed>) = 0 [pid 6613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6616] <... prctl resumed>) = 0 [pid 6615] write(3, "1000", 4 [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6615] <... write resumed>) = 4 [pid 6616] setpgid(0, 0executing program [pid 6614] write(1, "executing program\n", 18 [pid 6613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6616] <... setpgid resumed>) = 0 [pid 6615] close(3 [pid 6614] <... write resumed>) = 18 [pid 6613] <... mmap resumed>) = 0x7fb84f206000 [pid 6616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6615] <... close resumed>) = 0 [pid 6614] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6615] symlink("/dev/binderfs", "./binderfs" [pid 6614] <... futex resumed>) = 0 [pid 6613] <... mprotect resumed>) = 0 [pid 6616] <... openat resumed>) = 3 [pid 6615] <... symlink resumed>) = 0 [pid 6614] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6613] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6614] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 6616] write(3, "1000", 4 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6616] <... write resumed>) = 4 [pid 6615] write(1, "executing program\n", 18 [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6615] <... write resumed>) = 18 [pid 6616] close(3 [pid 6615] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... mmap resumed>) = 0x7fb84f206000 [pid 6613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6617 attached [pid 6616] <... close resumed>) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6614] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6617] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6616] symlink("/dev/binderfs", "./binderfs" [pid 6615] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6614] <... mprotect resumed>) = 0 [pid 6613] <... clone3 resumed> => {parent_tid=[6617]}, 88) = 6617 [pid 6617] <... rseq resumed>) = 0 [pid 6615] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6617] set_robust_list(0x7fb84f2269a0, 24 [pid 6615] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6613] rt_sigprocmask(SIG_SETMASK, [], [pid 6617] <... set_robust_list resumed>) = 0 [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6617] rt_sigprocmask(SIG_SETMASK, [], [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] <... symlink resumed>) = 0 [pid 6615] <... mmap resumed>) = 0x7fb84f206000 [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6613] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6616] write(1, "executing program\n", 18 [pid 6615] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6614] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6613] <... futex resumed>) = 0 [pid 6616] <... write resumed>) = 18 [pid 6614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6618 attached [pid 6617] <... openat resumed>) = 3 [pid 6616] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... mprotect resumed>) = 0 [pid 6613] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6616] <... futex resumed>) = 0 [pid 6614] <... clone3 resumed> => {parent_tid=[6618]}, 88) = 6618 [pid 5838] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6618] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6617] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6615] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... openat resumed>) = 3 [pid 6618] <... rseq resumed>) = 0 [pid 6617] <... futex resumed>) = 1 [pid 6616] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6615] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] <... futex resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 6618] set_robust_list(0x7fb84f2269a0, 24 [pid 6617] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6614] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6619 attached [pid 6618] <... set_robust_list resumed>) = 0 [pid 6617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6613] <... futex resumed>) = 0 [pid 6619] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6618] rt_sigprocmask(SIG_SETMASK, [], [pid 6617] dup(3 [pid 6616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6615] <... clone3 resumed> => {parent_tid=[6619]}, 88) = 6619 [pid 6614] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] getdents64(3, [pid 6619] <... rseq resumed>) = 0 [pid 6618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6617] <... dup resumed>) = 4 [pid 6616] <... mmap resumed>) = 0x7fb84f206000 [pid 6615] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6619] set_robust_list(0x7fb84f2269a0, 24 [pid 6618] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6617] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6619] <... set_robust_list resumed>) = 0 [pid 6618] <... openat resumed>) = 3 [pid 6616] <... mprotect resumed>) = 0 [pid 6613] <... futex resumed>) = 0 [pid 5838] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6618] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... futex resumed>) = 1 [pid 6616] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6615] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6619] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6618] <... futex resumed>) = 1 [pid 6617] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6615] <... futex resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6613] <... futex resumed>) = 0 [pid 6619] <... openat resumed>) = 3 [pid 6618] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6615] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] newfstatat(AT_FDCWD, "./53/binderfs", [pid 6619] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6614] <... futex resumed>) = 0 [pid 6619] <... futex resumed>) = 1 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6614] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] unlink("./53/binderfs" [pid 6618] dup(3 [pid 6615] <... futex resumed>) = 0 [pid 6618] <... dup resumed>) = 4 [pid 6615] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6620 attached [pid 6619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6618] <... futex resumed>) = 1 [pid 6615] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6620] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6619] dup(3 [pid 6618] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] <... clone3 resumed> => {parent_tid=[6620]}, 88) = 6620 [pid 6614] <... futex resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6620] <... rseq resumed>) = 0 [pid 6619] <... dup resumed>) = 4 [pid 6620] set_robust_list(0x7fb84f2269a0, 24 [pid 6614] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] <... set_robust_list resumed>) = 0 [pid 6616] rt_sigprocmask(SIG_SETMASK, [], [pid 6619] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = 1 [pid 5838] getdents64(3, [pid 6620] rt_sigprocmask(SIG_SETMASK, [], [pid 6619] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6620] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] close(3 [pid 6620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] <... futex resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6620] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6618] <... futex resumed>) = 0 [pid 6616] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] <... futex resumed>) = 0 [pid 5838] rmdir("./53" [pid 6620] <... openat resumed>) = 3 [pid 6618] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6615] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = 1 [pid 5838] <... rmdir resumed>) = 0 [pid 6620] <... futex resumed>) = 1 [pid 6619] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6616] <... futex resumed>) = 0 [pid 6620] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6615] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6616] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6620] <... futex resumed>) = 0 [pid 5838] mkdir("./54", 0777 [pid 6620] dup(3 [pid 6616] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... mkdir resumed>) = 0 [pid 6620] <... dup resumed>) = 4 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6621 attached [pid 6620] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6621 [pid 6620] <... futex resumed>) = 1 [pid 6616] <... futex resumed>) = 0 [pid 6616] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6616] <... futex resumed>) = 0 [pid 6621] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6621] chdir("./54") = 0 [pid 6621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6621] setpgid(0, 0) = 0 [pid 6621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6621] write(3, "1000", 4) = 4 [pid 6616] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] close(3) = 0 [pid 6621] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6621] write(1, "executing program\n", 18) = 18 [pid 6621] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6613] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6621] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6613] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6613] <... futex resumed>) = 0 [pid 6613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6613] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6613] <... mprotect resumed>) = 0 [pid 6621] <... mmap resumed>) = 0x7fb84f206000 [pid 6613] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6621] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6613] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6621] <... mprotect resumed>) = 0 [pid 6621] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6622 attached [pid 6621] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6613] <... clone3 resumed> => {parent_tid=[6622]}, 88) = 6622 ./strace-static-x86_64: Process 6623 attached [pid 6613] rt_sigprocmask(SIG_SETMASK, [], [pid 6621] <... clone3 resumed> => {parent_tid=[6623]}, 88) = 6623 [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6621] rt_sigprocmask(SIG_SETMASK, [], [pid 6613] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] <... futex resumed>) = 0 [pid 6623] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6622] <... rseq resumed>) = 0 [pid 6621] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6623] <... rseq resumed>) = 0 [pid 6622] set_robust_list(0x7fb84f2059a0, 24 [pid 6621] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6623] set_robust_list(0x7fb84f2269a0, 24 [pid 6622] <... set_robust_list resumed>) = 0 [pid 6621] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... set_robust_list resumed>) = 0 [pid 6622] rt_sigprocmask(SIG_SETMASK, [], [pid 6615] <... futex resumed>) = 0 [pid 6623] rt_sigprocmask(SIG_SETMASK, [], [pid 6622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6622] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6615] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6623] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6622] <... madvise resumed>) = 0 [pid 6615] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6614] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6623] <... openat resumed>) = 3 [pid 6614] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... mprotect resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6623] <... futex resumed>) = 1 [pid 6615] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6623] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6621] <... futex resumed>) = 0 [pid 6615] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6621] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6624 attached [pid 6623] <... futex resumed>) = 0 [pid 6621] <... futex resumed>) = 1 [pid 6623] dup(3 [pid 6621] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6623] <... dup resumed>) = 4 [pid 6615] <... clone3 resumed> => {parent_tid=[6624]}, 88) = 6624 [pid 6623] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] rt_sigprocmask(SIG_SETMASK, [], [pid 6624] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6623] <... futex resumed>) = 0 [pid 6621] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6624] <... rseq resumed>) = 0 [pid 6623] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6621] <... futex resumed>) = 0 [pid 6615] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6621] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] <... futex resumed>) = 0 [pid 6624] rt_sigprocmask(SIG_SETMASK, [], [pid 6622] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6622] <... futex resumed>) = 1 [pid 6613] <... futex resumed>) = 0 [pid 6624] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6622] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6624] <... madvise resumed>) = 0 [pid 6614] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6616] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6624] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6615] <... futex resumed>) = 0 [pid 6624] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6616] <... futex resumed>) = 0 [pid 6616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6616] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6616] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6625 attached ) = 0 [pid 6614] <... clone3 resumed> => {parent_tid=[6625]}, 88) = 6625 [pid 6625] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6616] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 6625] <... rseq resumed>) = 0 [pid 6616] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6616] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6625] set_robust_list(0x7fb84f2059a0, 24 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6626 attached [pid 6625] <... set_robust_list resumed>) = 0 [pid 6614] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6625] rt_sigprocmask(SIG_SETMASK, [], [pid 6614] <... futex resumed>) = 0 [pid 6625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6626] <... rseq resumed>) = 0 [pid 6626] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6626] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6625] <... madvise resumed>) = 0 [pid 6616] <... clone3 resumed> => {parent_tid=[6626]}, 88) = 6626 [pid 6616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6625] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = 0 [pid 6616] <... futex resumed>) = 1 [pid 6626] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6625] <... futex resumed>) = 1 [pid 6621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6616] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] <... futex resumed>) = 0 [pid 6621] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6621] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6625] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6621] <... mprotect resumed>) = 0 [pid 6626] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6626] <... futex resumed>) = 1 [pid 6621] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6616] <... futex resumed>) = 0 [pid 6626] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6627 attached [pid 6627] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6621] <... clone3 resumed> => {parent_tid=[6627]}, 88) = 6627 [pid 6627] <... rseq resumed>) = 0 [pid 6621] rt_sigprocmask(SIG_SETMASK, [], [pid 6627] set_robust_list(0x7fb84f2059a0, 24 [pid 6621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6627] <... set_robust_list resumed>) = 0 [pid 6621] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6627] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6621] <... futex resumed>) = 0 [pid 6621] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] <... madvise resumed>) = 0 [pid 6627] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6623] <... mmap resumed>) = 0x20000000 [pid 6621] <... futex resumed>) = 0 [pid 6617] <... mmap resumed>) = 0x20000000 [pid 6627] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] <... mmap resumed>) = 0x20000000 [pid 6620] <... mmap resumed>) = 0x20000000 [pid 6619] <... mmap resumed>) = 0x20000000 [pid 6618] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] exit_group(0 [pid 6623] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] <... futex resumed>) = ? [pid 6620] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] <... futex resumed>) = 0 [pid 6617] <... futex resumed>) = ? [pid 6613] <... exit_group resumed>) = ? [pid 6623] <... futex resumed>) = 0 [pid 6622] +++ exited with 0 +++ [pid 6620] <... futex resumed>) = 0 [pid 6619] <... futex resumed>) = 0 [pid 6618] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6617] +++ exited with 0 +++ [pid 6614] exit_group(0 [pid 6625] <... futex resumed>) = ? [pid 6614] <... exit_group resumed>) = ? [pid 6625] +++ exited with 0 +++ [pid 6620] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] <... futex resumed>) = ? [pid 6623] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] +++ exited with 0 +++ [pid 6614] +++ exited with 0 +++ [pid 6613] +++ exited with 0 +++ [pid 6621] exit_group(0 [pid 6616] exit_group(0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6613, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6627] <... futex resumed>) = ? [pid 6626] <... futex resumed>) = ? [pid 6623] <... futex resumed>) = ? [pid 6621] <... exit_group resumed>) = ? [pid 6620] <... futex resumed>) = ? [pid 6616] <... exit_group resumed>) = ? [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6614, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6627] +++ exited with 0 +++ [pid 6626] +++ exited with 0 +++ [pid 6623] +++ exited with 0 +++ [pid 6621] +++ exited with 0 +++ [pid 6620] +++ exited with 0 +++ [pid 6616] +++ exited with 0 +++ [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... restart_syscall resumed>) = 0 [pid 6615] exit_group(0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6621, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6616, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6624] <... futex resumed>) = ? [pid 6619] <... futex resumed>) = ? [pid 6615] <... exit_group resumed>) = ? [pid 6624] +++ exited with 0 +++ [pid 6619] +++ exited with 0 +++ [pid 5838] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 5844] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5840] newfstatat(3, "", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5844] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5841] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./54/binderfs" [pid 5844] unlink("./54/binderfs" [pid 5841] unlink("./55/binderfs" [pid 5840] unlink("./54/binderfs" [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5838] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3 [pid 5841] close(3 [pid 5840] close(3 [pid 5838] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./55" [pid 5840] <... close resumed>) = 0 [pid 5838] rmdir("./54" [pid 5841] <... rmdir resumed>) = 0 [pid 5840] rmdir("./54" [pid 5838] <... rmdir resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5844] close(3 [pid 5841] mkdir("./56", 0777 [pid 5838] mkdir("./55", 0777 [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./54") = 0 [pid 5844] mkdir("./55", 0777 [pid 6615] +++ exited with 0 +++ [pid 5841] <... mkdir resumed>) = 0 [pid 5840] mkdir("./55", 0777 [pid 5838] <... mkdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... mkdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6628 attached [pid 6628] set_robust_list(0x555566ac76a0, 24./strace-static-x86_64: Process 6629 attached ) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... mkdir resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6615, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6628 [pid 6629] set_robust_list(0x555566ac76a0, 24 [pid 6628] chdir("./55" [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6629 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6630 attached [pid 6629] <... set_robust_list resumed>) = 0 [pid 6628] <... chdir resumed>) = 0 [pid 6630] set_robust_list(0x555566ac76a0, 24 [pid 6629] chdir("./56" [pid 6628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6630 [pid 6630] <... set_robust_list resumed>) = 0 [pid 6629] <... chdir resumed>) = 0 [pid 6628] <... prctl resumed>) = 0 [pid 6630] chdir("./55" [pid 6629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6628] setpgid(0, 0 [pid 6629] <... prctl resumed>) = 0 [pid 6628] <... setpgid resumed>) = 0 [pid 6630] <... chdir resumed>) = 0 [pid 6629] setpgid(0, 0 [pid 6628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6631 attached [pid 6630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6629] <... setpgid resumed>) = 0 [pid 6628] <... openat resumed>) = 3 [pid 5839] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6631] set_robust_list(0x555566ac76a0, 24 [pid 6630] <... prctl resumed>) = 0 [pid 6629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6631 [pid 6631] <... set_robust_list resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6630] setpgid(0, 0 [pid 6631] chdir("./55" [pid 6628] write(3, "1000", 4 [pid 6630] <... setpgid resumed>) = 0 [pid 6629] <... openat resumed>) = 3 [pid 6628] <... write resumed>) = 4 [pid 6631] <... chdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6629] write(3, "1000", 4 [pid 6628] close(3 [pid 6631] <... prctl resumed>) = 0 [pid 6630] <... openat resumed>) = 3 [pid 6629] <... write resumed>) = 4 [pid 6628] <... close resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6631] setpgid(0, 0 [pid 5839] newfstatat(3, "", [pid 6631] <... setpgid resumed>) = 0 [pid 6630] write(3, "1000", 4 [pid 6629] close(3 [pid 6628] symlink("/dev/binderfs", "./binderfs" [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6630] <... write resumed>) = 4 [pid 6629] <... close resumed>) = 0 [pid 6628] <... symlink resumed>) = 0 [pid 6630] close(3 [pid 6629] symlink("/dev/binderfs", "./binderfs" [pid 5839] getdents64(3, [pid 6631] <... openat resumed>) = 3 [pid 6631] write(3, "1000", 4 [pid 6630] <... close resumed>) = 0 [pid 6629] <... symlink resumed>) = 0 [pid 6628] write(1, "executing program\n", 18 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6631] <... write resumed>) = 4 executing program [pid 6630] symlink("/dev/binderfs", "./binderfs" [pid 5839] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6631] close(3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6631] <... close resumed>) = 0 [pid 6630] <... symlink resumed>) = 0 [pid 6629] write(1, "executing program\n", 18 [pid 6628] <... write resumed>) = 18 executing program [pid 5839] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6631] symlink("/dev/binderfs", "./binderfs" [pid 6629] <... write resumed>) = 18 [pid 6628] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] write(1, "executing program\n", 18 [pid 6629] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = 0 [pid 6631] <... symlink resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6630] <... write resumed>) = 18 [pid 6629] <... futex resumed>) = 0 [pid 6628] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6630] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6628] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6630] <... futex resumed>) = 0 [pid 6629] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6630] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 executing program [pid 6631] write(1, "executing program\n", 18 [pid 6629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] unlink("./55/binderfs" [pid 6631] <... write resumed>) = 18 [pid 6630] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6631] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6628] <... mmap resumed>) = 0x7fb84f206000 [pid 5839] <... unlink resumed>) = 0 [pid 6631] <... futex resumed>) = 0 [pid 6630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6631] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6630] <... mmap resumed>) = 0x7fb84f206000 [pid 6629] <... mmap resumed>) = 0x7fb84f206000 [pid 6628] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] getdents64(3, [pid 6631] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6630] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6629] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6628] <... mprotect resumed>) = 0 [pid 6631] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6630] <... mprotect resumed>) = 0 [pid 6629] <... mprotect resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6630] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] close(3 [pid 6631] <... mmap resumed>) = 0x7fb84f206000 [pid 6629] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6631] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6630] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6629] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... close resumed>) = 0 [pid 6630] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6633 attached ./strace-static-x86_64: Process 6632 attached ./strace-static-x86_64: Process 6634 attached [pid 6631] <... mprotect resumed>) = 0 [pid 5839] rmdir("./55" [pid 6634] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6633] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6630] <... clone3 resumed> => {parent_tid=[6632]}, 88) = 6632 [pid 6630] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] <... clone3 resumed> => {parent_tid=[6633]}, 88) = 6633 [pid 6628] <... clone3 resumed> => {parent_tid=[6634]}, 88) = 6634 [pid 6634] <... rseq resumed>) = 0 [pid 6633] set_robust_list(0x7fb84f2269a0, 24 [pid 6630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6629] rt_sigprocmask(SIG_SETMASK, [], [pid 6628] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... rmdir resumed>) = 0 [pid 6634] set_robust_list(0x7fb84f2269a0, 24 [pid 6633] <... set_robust_list resumed>) = 0 [pid 6632] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6631] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6630] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6630] <... futex resumed>) = 0 [pid 6629] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6633] rt_sigprocmask(SIG_SETMASK, [], [pid 6634] <... set_robust_list resumed>) = 0 [pid 6632] <... rseq resumed>) = 0 [pid 6631] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6630] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] <... futex resumed>) = 0 [pid 6628] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] rt_sigprocmask(SIG_SETMASK, [], [pid 6633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6632] set_robust_list(0x7fb84f2269a0, 24 [pid 6631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6629] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... futex resumed>) = 0 [pid 5839] mkdir("./56", 0777 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6632] <... set_robust_list resumed>) = 0 [pid 6628] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6632] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6635 attached [pid 6633] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6635] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6631] <... clone3 resumed> => {parent_tid=[6635]}, 88) = 6635 [pid 6632] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6635] set_robust_list(0x7fb84f2269a0, 24 [pid 6634] <... openat resumed>) = 3 [pid 6631] rt_sigprocmask(SIG_SETMASK, [], [pid 6635] <... set_robust_list resumed>) = 0 [pid 6635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6635] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6633] <... openat resumed>) = 3 [pid 6631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6633] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... openat resumed>) = 3 [pid 6631] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5839] <... mkdir resumed>) = 0 [pid 6634] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6633] <... futex resumed>) = 1 [pid 6632] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = 0 [pid 6635] <... openat resumed>) = 3 [pid 6634] <... futex resumed>) = 1 [pid 6633] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6632] <... futex resumed>) = 1 [pid 6631] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... futex resumed>) = 0 [pid 6629] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = 0 [pid 6635] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6632] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6630] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... futex resumed>) = 0 [pid 6628] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6635] <... futex resumed>) = 1 [pid 6634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6633] dup(3 [pid 6632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] <... futex resumed>) = 0 [pid 6630] <... futex resumed>) = 0 [pid 6629] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... futex resumed>) = 0 [pid 6635] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] <... futex resumed>) = 0 [pid 6634] dup(3 [pid 6633] <... dup resumed>) = 4 [pid 6632] dup(3./strace-static-x86_64: Process 6636 attached [pid 6635] dup(3 [pid 6631] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] set_robust_list(0x555566ac76a0, 24 [pid 6635] <... dup resumed>) = 4 [pid 6635] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... set_robust_list resumed>) = 0 [pid 6635] <... futex resumed>) = 1 [pid 6631] <... futex resumed>) = 0 [pid 6636] chdir("./56" [pid 6635] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... dup resumed>) = 4 [pid 6632] <... dup resumed>) = 4 [pid 6633] <... futex resumed>) = 1 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6636 [pid 6634] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6632] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... chdir resumed>) = 0 [pid 6635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6632] <... futex resumed>) = 1 [pid 6631] <... futex resumed>) = 0 [pid 6630] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = 0 [pid 6636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6635] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6634] <... futex resumed>) = 1 [pid 6632] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = 0 [pid 6636] <... prctl resumed>) = 0 [pid 6634] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6633] <... futex resumed>) = 0 [pid 6632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6630] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = 1 [pid 6628] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] setpgid(0, 0 [pid 6634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6633] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6632] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6630] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... futex resumed>) = 0 [pid 6636] <... setpgid resumed>) = 0 [pid 6634] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6628] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6636] write(3, "1000", 4) = 4 [pid 6636] close(3) = 0 [pid 6636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6636] write(1, "executing program\n", 18executing program ) = 18 [pid 6636] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6636] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6636] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6636] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6637 attached => {parent_tid=[6637]}, 88) = 6637 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6637] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6636] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... rseq resumed>) = 0 [pid 6637] set_robust_list(0x7fb84f2269a0, 24 [pid 6636] <... futex resumed>) = 0 [pid 6637] <... set_robust_list resumed>) = 0 [pid 6637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6636] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6637] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6636] <... futex resumed>) = 0 [pid 6637] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6636] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6636] <... futex resumed>) = 0 [pid 6637] dup(3 [pid 6636] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] <... dup resumed>) = 4 [pid 6631] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6637] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] <... futex resumed>) = 0 [pid 6636] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6636] <... futex resumed>) = 0 [pid 6631] <... futex resumed>) = 0 [pid 6636] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6631] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6630] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6628] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] <... mprotect resumed>) = 0 [pid 6630] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6628] <... futex resumed>) = 0 [pid 6631] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6630] <... futex resumed>) = 0 [pid 6629] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6631] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6629] <... futex resumed>) = 0 [pid 6630] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6630] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6629] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6630] <... mprotect resumed>) = 0 [pid 6629] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6629] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6638 attached [pid 6631] <... clone3 resumed> => {parent_tid=[6638]}, 88) = 6638 [pid 6630] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6628] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6631] rt_sigprocmask(SIG_SETMASK, [], [pid 6630] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6629] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6628] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6638] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6630] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6628] <... mprotect resumed>) = 0 [pid 6638] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6628] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6640 attached ./strace-static-x86_64: Process 6639 attached [pid 6638] rt_sigprocmask(SIG_SETMASK, [], [pid 6631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6640] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6639] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6631] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... clone3 resumed> => {parent_tid=[6640]}, 88) = 6640 [pid 6629] <... clone3 resumed> => {parent_tid=[6639]}, 88) = 6639 [pid 6628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6640] <... rseq resumed>) = 0 [pid 6638] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6631] <... futex resumed>) = 0 [pid 6630] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] rt_sigprocmask(SIG_SETMASK, [], [pid 6631] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6641 attached [pid 6639] <... rseq resumed>) = 0 [pid 6630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6640] set_robust_list(0x7fb84f2059a0, 24 [pid 6639] set_robust_list(0x7fb84f2059a0, 24 [pid 6630] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... clone3 resumed> => {parent_tid=[6641]}, 88) = 6641 [pid 6641] <... rseq resumed>) = 0 [pid 6640] <... set_robust_list resumed>) = 0 [pid 6639] <... set_robust_list resumed>) = 0 [pid 6630] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = 0 [pid 6628] rt_sigprocmask(SIG_SETMASK, [], [pid 6641] set_robust_list(0x7fb84f2059a0, 24 [pid 6640] rt_sigprocmask(SIG_SETMASK, [], [pid 6639] rt_sigprocmask(SIG_SETMASK, [], [pid 6638] <... madvise resumed>) = 0 [pid 6630] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] <... set_robust_list resumed>) = 0 [pid 6640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] rt_sigprocmask(SIG_SETMASK, [], [pid 6640] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6639] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6638] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6628] <... futex resumed>) = 0 [pid 6638] <... futex resumed>) = 1 [pid 6631] <... futex resumed>) = 0 [pid 6628] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6638] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] <... madvise resumed>) = 0 [pid 6639] <... madvise resumed>) = 0 [pid 6636] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6641] <... madvise resumed>) = 0 [pid 6640] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6640] <... futex resumed>) = 1 [pid 6636] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6630] <... futex resumed>) = 0 [pid 6639] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6629] <... futex resumed>) = 0 [pid 6639] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6641] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6641] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6628] <... futex resumed>) = 0 [pid 6636] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6640] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6636] <... mprotect resumed>) = 0 [pid 6636] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6642 attached => {parent_tid=[6642]}, 88) = 6642 [pid 6642] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6642] set_robust_list(0x7fb84f2059a0, 24 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], [pid 6642] <... set_robust_list resumed>) = 0 [pid 6636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] rt_sigprocmask(SIG_SETMASK, [], [pid 6636] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6636] <... futex resumed>) = 0 [pid 6636] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] <... mmap resumed>) = 0x20000000 [pid 6633] <... mmap resumed>) = 0x20000000 [pid 6632] <... mmap resumed>) = 0x20000000 [pid 6637] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... mmap resumed>) = 0x20000000 [pid 6634] <... mmap resumed>) = 0x20000000 [pid 6633] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] exit_group(0 [pid 6637] <... futex resumed>) = 0 [pid 6632] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... exit_group resumed>) = ? [pid 6642] <... madvise resumed>) = 0 [pid 6639] <... futex resumed>) = ? [pid 6637] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6635] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] <... futex resumed>) = ? [pid 6632] <... futex resumed>) = 0 [pid 6642] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] +++ exited with 0 +++ [pid 6635] <... futex resumed>) = 0 [pid 6634] <... futex resumed>) = 0 [pid 6632] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] exit_group(0 [pid 6642] <... futex resumed>) = 1 [pid 6636] <... futex resumed>) = 0 [pid 6635] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6630] exit_group(0 [pid 6628] exit_group(0 [pid 6642] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6641] <... futex resumed>) = ? [pid 6640] <... futex resumed>) = ? [pid 6638] <... futex resumed>) = ? [pid 6636] exit_group(0 [pid 6635] <... futex resumed>) = ? [pid 6634] <... futex resumed>) = ? [pid 6632] <... futex resumed>) = ? [pid 6631] <... exit_group resumed>) = ? [pid 6630] <... exit_group resumed>) = ? [pid 6628] <... exit_group resumed>) = ? [pid 6642] <... futex resumed>) = ? [pid 6641] +++ exited with 0 +++ [pid 6640] +++ exited with 0 +++ [pid 6638] +++ exited with 0 +++ [pid 6637] <... futex resumed>) = ? [pid 6636] <... exit_group resumed>) = ? [pid 6635] +++ exited with 0 +++ [pid 6634] +++ exited with 0 +++ [pid 6632] +++ exited with 0 +++ [pid 6642] +++ exited with 0 +++ [pid 6637] +++ exited with 0 +++ [pid 6633] +++ exited with 0 +++ [pid 6629] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6629, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6631] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6631, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6630] +++ exited with 0 +++ [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 6636] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6636, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6630, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5840] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5839] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5839] <... openat resumed>) = 3 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(3, "", [pid 5841] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./56/binderfs" [pid 5840] unlink("./55/binderfs" [pid 5839] getdents64(3, [pid 5844] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5839] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] close(3 [pid 5840] close(3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(3, [pid 5841] <... close resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] rmdir("./56" [pid 5840] rmdir("./55" [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] unlink("./56/binderfs" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5839] <... unlink resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./55/binderfs" [pid 5841] mkdir("./57", 0777 [pid 5840] mkdir("./56", 0777 [pid 5839] getdents64(3, [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5839] close(3 [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./55" [pid 5839] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] rmdir("./56"./strace-static-x86_64: Process 6644 attached ./strace-static-x86_64: Process 6643 attached [pid 5844] <... rmdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6644] set_robust_list(0x555566ac76a0, 24 [pid 5844] mkdir("./56", 0777 [pid 6644] <... set_robust_list resumed>) = 0 [pid 5839] mkdir("./57", 0777 [pid 6644] chdir("./56" [pid 6643] set_robust_list(0x555566ac76a0, 24 [pid 6628] +++ exited with 0 +++ [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6643 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6644 [pid 5839] <... mkdir resumed>) = 0 [pid 6644] <... chdir resumed>) = 0 [pid 6643] <... set_robust_list resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6645 attached [pid 6644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6643] chdir("./57" [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6628, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- ./strace-static-x86_64: Process 6646 attached [pid 6645] set_robust_list(0x555566ac76a0, 24 [pid 6644] <... prctl resumed>) = 0 [pid 6643] <... chdir resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6645 [pid 6646] set_robust_list(0x555566ac76a0, 24 [pid 6645] <... set_robust_list resumed>) = 0 [pid 6644] setpgid(0, 0 [pid 6643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6646] <... set_robust_list resumed>) = 0 [pid 6644] <... setpgid resumed>) = 0 [pid 6644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6646 [pid 6643] <... prctl resumed>) = 0 [pid 6646] chdir("./57" [pid 6645] chdir("./56" [pid 6644] <... openat resumed>) = 3 [pid 6643] setpgid(0, 0 [pid 5838] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6646] <... chdir resumed>) = 0 [pid 6645] <... chdir resumed>) = 0 [pid 6644] write(3, "1000", 4 [pid 6643] <... setpgid resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6644] <... write resumed>) = 4 [pid 6643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6646] <... prctl resumed>) = 0 [pid 6645] <... prctl resumed>) = 0 [pid 6644] close(3 [pid 6646] setpgid(0, 0 [pid 5838] <... openat resumed>) = 3 [pid 6645] setpgid(0, 0 [pid 6644] <... close resumed>) = 0 [pid 6646] <... setpgid resumed>) = 0 [pid 6645] <... setpgid resumed>) = 0 [pid 6644] symlink("/dev/binderfs", "./binderfs" [pid 6643] <... openat resumed>) = 3 [pid 5838] newfstatat(3, "", [pid 6646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6644] <... symlink resumed>) = 0 [pid 6645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6643] write(3, "1000", 4 [pid 5838] getdents64(3, [pid 6643] <... write resumed>) = 4 [pid 6643] close(3 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6646] <... openat resumed>) = 3 [pid 6645] <... openat resumed>) = 3 [pid 6644] write(1, "executing program\n", 18 [pid 6643] <... close resumed>) = 0 [pid 5838] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6646] write(3, "1000", 4executing program ) = 4 [pid 6646] close(3 [pid 6645] write(3, "1000", 4 [pid 6644] <... write resumed>) = 18 [pid 6643] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6646] <... close resumed>) = 0 [pid 6645] <... write resumed>) = 4 [pid 6644] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] <... symlink resumed>) = 0 [pid 6646] symlink("/dev/binderfs", "./binderfs" [pid 5838] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6645] close(3 [pid 6644] <... futex resumed>) = 0 [pid 6643] write(1, "executing program\n", 18executing program [pid 6646] <... symlink resumed>) = 0 [pid 6645] <... close resumed>) = 0 [pid 6644] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6643] <... write resumed>) = 18 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6646] write(1, "executing program\n", 18 executing program [pid 6645] symlink("/dev/binderfs", "./binderfs" [pid 6644] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6643] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6646] <... write resumed>) = 18 [pid 6645] <... symlink resumed>) = 0 [pid 6644] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6643] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] unlink("./55/binderfs" [pid 6644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6646] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] write(1, "executing program\n", 18 [pid 6644] <... mmap resumed>) = 0x7fb84f206000 [pid 6643] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6646] <... futex resumed>) = 0 [pid 6645] <... write resumed>) = 18 [pid 6644] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6643] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] getdents64(3, [pid 6646] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6645] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] <... mprotect resumed>) = 0 [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6646] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6645] <... futex resumed>) = 0 [pid 6643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] close(3 [pid 6646] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6645] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6643] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... close resumed>) = 0 [pid 6646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6645] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6644] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6643] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6644] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6643] <... mprotect resumed>) = 0 [pid 5838] rmdir("./55" [pid 6646] <... mmap resumed>) = 0x7fb84f206000 [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6647 attached [pid 6646] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6643] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... rmdir resumed>) = 0 [pid 6647] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6646] <... mprotect resumed>) = 0 [pid 6645] <... mmap resumed>) = 0x7fb84f206000 [pid 6644] <... clone3 resumed> => {parent_tid=[6647]}, 88) = 6647 [pid 6647] <... rseq resumed>) = 0 [pid 6643] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6647] set_robust_list(0x7fb84f2269a0, 24 [pid 6646] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6645] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6647] <... set_robust_list resumed>) = 0 [pid 6645] <... mprotect resumed>) = 0 [pid 6644] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] mkdir("./56", 0777./strace-static-x86_64: Process 6648 attached [pid 6647] rt_sigprocmask(SIG_SETMASK, [], [pid 6646] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6645] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] <... clone3 resumed> => {parent_tid=[6648]}, 88) = 6648 [pid 6648] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6644] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] <... rseq resumed>) = 0 [pid 6647] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6643] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6649 attached [pid 6648] set_robust_list(0x7fb84f2269a0, 24 [pid 6647] <... openat resumed>) = 3 [pid 6645] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6644] <... futex resumed>) = 0 [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6649] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6648] <... set_robust_list resumed>) = 0 [pid 6644] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6647] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6646] <... clone3 resumed> => {parent_tid=[6649]}, 88) = 6649 [pid 6645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6643] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6650 attached [pid 6648] rt_sigprocmask(SIG_SETMASK, [], [pid 6647] <... futex resumed>) = 0 [pid 6649] <... rseq resumed>) = 0 [pid 6646] rt_sigprocmask(SIG_SETMASK, [], [pid 6644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6643] <... futex resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6650] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6649] set_robust_list(0x7fb84f2269a0, 24 [pid 6648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6647] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6645] <... clone3 resumed> => {parent_tid=[6650]}, 88) = 6650 [pid 6644] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... rseq resumed>) = 0 [pid 6647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6646] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6651 attached [pid 6650] set_robust_list(0x7fb84f2269a0, 24 [pid 6649] <... set_robust_list resumed>) = 0 [pid 6648] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6647] dup(3 [pid 6646] <... futex resumed>) = 0 [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6644] <... futex resumed>) = 0 [pid 6651] set_robust_list(0x555566ac76a0, 24 [pid 6650] <... set_robust_list resumed>) = 0 [pid 6649] rt_sigprocmask(SIG_SETMASK, [], [pid 6648] <... openat resumed>) = 3 [pid 6647] <... dup resumed>) = 4 [pid 6646] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6651 [pid 6651] <... set_robust_list resumed>) = 0 [pid 6650] rt_sigprocmask(SIG_SETMASK, [], [pid 6649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6648] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... futex resumed>) = 0 [pid 6644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6649] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6648] <... futex resumed>) = 1 [pid 6644] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] dup(3 [pid 6649] <... openat resumed>) = 3 [pid 6648] <... dup resumed>) = 4 [pid 6644] <... futex resumed>) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6649] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6646] <... futex resumed>) = 0 [pid 6649] <... futex resumed>) = 1 [pid 6648] <... futex resumed>) = 0 [pid 6643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6649] dup(3 [pid 6648] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6646] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... dup resumed>) = 4 [pid 6648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6646] <... futex resumed>) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6649] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6646] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] chdir("./56" [pid 6650] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6647] <... futex resumed>) = 1 [pid 6645] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6644] <... futex resumed>) = 0 [pid 6651] <... chdir resumed>) = 0 [pid 6650] <... openat resumed>) = 3 [pid 6647] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6650] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6644] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=46000000} [pid 6649] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6646] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6646] <... futex resumed>) = 0 [pid 6649] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6646] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] <... prctl resumed>) = 0 [pid 6650] <... futex resumed>) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6651] setpgid(0, 0 [pid 6650] dup(3 [pid 6645] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... dup resumed>) = 4 [pid 6645] <... futex resumed>) = 0 [pid 6651] <... setpgid resumed>) = 0 [pid 6650] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6650] <... futex resumed>) = 0 [pid 6645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6651] <... openat resumed>) = 3 [pid 6650] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6645] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6645] <... futex resumed>) = 0 [pid 6651] write(3, "1000", 4) = 4 [pid 6645] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] close(3) = 0 [pid 6651] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6651] write(1, "executing program\n", 18) = 18 [pid 6651] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6651] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6651] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6651] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} => {parent_tid=[6652]}, 88) = 6652 [pid 6651] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6652 attached NULL, 8) = 0 [pid 6651] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6652] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6652] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6652] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6651] <... futex resumed>) = 0 [pid 6652] dup(3 [pid 6651] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] <... dup resumed>) = 4 [pid 6651] <... futex resumed>) = 0 [pid 6652] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] <... futex resumed>) = 0 [pid 6651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6652] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6651] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6651] <... futex resumed>) = 0 [pid 6652] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6651] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6644] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6644] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6643] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6644] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6644] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6643] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6646] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6644] <... mprotect resumed>) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6646] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6646] <... futex resumed>) = 0 [pid 6644] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6643] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6646] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6643] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6653 attached [pid 6646] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6643] <... mprotect resumed>) = 0 [pid 6653] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6644] <... clone3 resumed> => {parent_tid=[6653]}, 88) = 6653 [pid 6643] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6645] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] <... rseq resumed>) = 0 [pid 6644] rt_sigprocmask(SIG_SETMASK, [], [pid 6643] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6653] set_robust_list(0x7fb84f2059a0, 24 [pid 6644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6654 attached [pid 6653] <... set_robust_list resumed>) = 0 [pid 6645] <... futex resumed>) = 0 [pid 6644] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] rt_sigprocmask(SIG_SETMASK, [], [pid 6646] <... mprotect resumed>) = 0 [pid 6645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6644] <... futex resumed>) = 0 [pid 6643] <... clone3 resumed> => {parent_tid=[6654]}, 88) = 6654 [pid 6654] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6646] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6645] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6644] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] rt_sigprocmask(SIG_SETMASK, [], [pid 6654] <... rseq resumed>) = 0 [pid 6653] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6654] set_robust_list(0x7fb84f2059a0, 24 [pid 6653] <... madvise resumed>) = 0 [pid 6646] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6645] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6643] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] <... set_robust_list resumed>) = 0 [pid 6654] rt_sigprocmask(SIG_SETMASK, [], [pid 6643] <... futex resumed>) = 0 [pid 6654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6654] <... madvise resumed>) = 0 [pid 6646] <... clone3 resumed> => {parent_tid=[6655]}, 88) = 6655 [pid 6646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6655 attached [pid 6646] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6646] <... futex resumed>) = 0 [pid 6655] <... rseq resumed>) = 0 [pid 6646] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6653] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... mprotect resumed>) = 0 [pid 6655] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6653] <... futex resumed>) = 1 [pid 6645] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6644] <... futex resumed>) = 0 [pid 6653] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6654] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6643] <... futex resumed>) = 0 [pid 6654] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6655] <... madvise resumed>) = 0 [pid 6651] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6645] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6651] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6651] <... futex resumed>) = 0 [pid 6651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6645] <... clone3 resumed> => {parent_tid=[6656]}, 88) = 6656 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6656 attached [pid 6655] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6651] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6645] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6655] <... futex resumed>) = 1 [pid 6656] <... rseq resumed>) = 0 [pid 6645] <... futex resumed>) = 0 [pid 6656] set_robust_list(0x7fb84f2059a0, 24 [pid 6651] <... mprotect resumed>) = 0 [pid 6645] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6656] <... set_robust_list resumed>) = 0 [pid 6651] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6646] <... futex resumed>) = 0 [pid 6656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6651] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6656] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6657 attached [pid 6656] <... madvise resumed>) = 0 [pid 6657] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6657] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6651] <... clone3 resumed> => {parent_tid=[6657]}, 88) = 6657 [pid 6647] <... mmap resumed>) = 0x20000000 [pid 6657] rt_sigprocmask(SIG_SETMASK, [], [pid 6656] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] <... mmap resumed>) = 0x20000000 [pid 6651] rt_sigprocmask(SIG_SETMASK, [], [pid 6650] <... mmap resumed>) = 0x20000000 [pid 6649] <... mmap resumed>) = 0x20000000 [pid 6648] <... mmap resumed>) = 0x20000000 [pid 6647] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6656] <... futex resumed>) = 1 [pid 6652] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6650] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] <... futex resumed>) = 0 [pid 6645] <... futex resumed>) = 0 [pid 6657] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6656] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6652] <... futex resumed>) = 0 [pid 6651] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = 0 [pid 6649] <... futex resumed>) = 0 [pid 6648] <... futex resumed>) = 0 [pid 6647] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] exit_group(0 [pid 6657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6656] <... futex resumed>) = ? [pid 6652] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6651] <... futex resumed>) = 0 [pid 6649] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6648] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] <... exit_group resumed>) = ? [pid 6644] exit_group(0 [pid 6657] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6656] +++ exited with 0 +++ [pid 6653] <... futex resumed>) = ? [pid 6651] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] +++ exited with 0 +++ [pid 6647] <... futex resumed>) = ? [pid 6646] exit_group(0 [pid 6644] <... exit_group resumed>) = ? [pid 6643] exit_group(0 [pid 6653] +++ exited with 0 +++ [pid 6643] <... exit_group resumed>) = ? [pid 6648] <... futex resumed>) = ? [pid 6646] <... exit_group resumed>) = ? [pid 6648] +++ exited with 0 +++ [pid 6655] <... futex resumed>) = ? [pid 6649] <... futex resumed>) = ? [pid 6655] +++ exited with 0 +++ [pid 6649] +++ exited with 0 +++ [pid 6657] <... madvise resumed>) = 0 [pid 6645] +++ exited with 0 +++ [pid 6657] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] <... futex resumed>) = ? [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6645, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6657] <... futex resumed>) = 1 [pid 6651] <... futex resumed>) = 0 [pid 6651] exit_group(0) = ? [pid 6652] <... futex resumed>) = ? [pid 6657] +++ exited with 0 +++ [pid 6647] +++ exited with 0 +++ [pid 6646] +++ exited with 0 +++ [pid 6644] +++ exited with 0 +++ [pid 5844] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6644, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6646, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5844] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6654] +++ exited with 0 +++ [pid 6643] +++ exited with 0 +++ [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6643, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5840] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(3, "", [pid 5840] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... openat resumed>) = 3 [pid 5839] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5839] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5839] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(3, [pid 5840] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./56/binderfs" [pid 5839] unlink("./57/binderfs" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5840] getdents64(3, [pid 5839] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] close(3 [pid 5844] unlink("./56/binderfs" [pid 5840] <... close resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5840] rmdir("./56" [pid 5839] rmdir("./57" [pid 5844] <... unlink resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5839] mkdir("./58", 0777 [pid 5844] getdents64(3, [pid 5839] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6658 attached [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] mkdir("./57", 0777 [pid 6658] set_robust_list(0x555566ac76a0, 24 [pid 5844] close(3 [pid 5840] <... mkdir resumed>) = 0 [pid 6658] <... set_robust_list resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6658 [pid 5844] rmdir("./56" [pid 5841] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6658] chdir("./58" [pid 5841] <... openat resumed>) = 3 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6658] <... chdir resumed>) = 0 [pid 5841] newfstatat(3, "", ./strace-static-x86_64: Process 6659 attached [pid 5844] <... rmdir resumed>) = 0 [pid 6659] set_robust_list(0x555566ac76a0, 24 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6659] <... set_robust_list resumed>) = 0 [pid 5841] getdents64(3, [pid 6658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] mkdir("./57", 0777 [pid 6659] chdir("./57" [pid 6658] <... prctl resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6659] <... chdir resumed>) = 0 [pid 6658] setpgid(0, 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6659 ./strace-static-x86_64: Process 6660 attached [pid 6658] <... setpgid resumed>) = 0 [pid 6659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6659] <... prctl resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./57/binderfs", [pid 6659] setpgid(0, 0) = 0 [pid 6658] <... openat resumed>) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6660] set_robust_list(0x555566ac76a0, 24 [pid 6658] write(3, "1000", 4 [pid 6660] <... set_robust_list resumed>) = 0 [pid 6659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6658] <... write resumed>) = 4 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6660 [pid 5841] unlink("./57/binderfs" [pid 6660] chdir("./57") = 0 [pid 6658] close(3 [pid 6660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6658] <... close resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 6660] <... prctl resumed>) = 0 [pid 6658] symlink("/dev/binderfs", "./binderfs" [pid 6660] setpgid(0, 0 [pid 6658] <... symlink resumed>) = 0 [pid 6660] <... setpgid resumed>) = 0 [pid 6659] <... openat resumed>) = 3 [pid 5841] getdents64(3, [pid 6660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6658] write(1, "executing program\n", 18executing program [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6660] <... openat resumed>) = 3 [pid 6659] write(3, "1000", 4 [pid 6658] <... write resumed>) = 18 [pid 5841] close(3 [pid 6660] write(3, "1000", 4 [pid 6659] <... write resumed>) = 4 [pid 6658] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... write resumed>) = 4 [pid 6659] close(3 [pid 6658] <... futex resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 6660] close(3 [pid 6659] <... close resumed>) = 0 [pid 6658] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6660] <... close resumed>) = 0 [pid 6659] symlink("/dev/binderfs", "./binderfs" [pid 6658] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6660] symlink("/dev/binderfs", "./binderfs" [pid 6659] <... symlink resumed>) = 0 [pid 6658] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] rmdir("./57" [pid 6660] <... symlink resumed>) = 0 [pid 6660] write(1, "executing program\n", 18executing program [pid 6659] write(1, "executing program\n", 18 [pid 6658] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6652] +++ exited with 0 +++ [pid 6651] +++ exited with 0 +++ [pid 5841] <... rmdir resumed>) = 0 [pid 6660] <... write resumed>) = 18 [pid 6659] <... write resumed>) = 18 [pid 6658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] mkdir("./58", 0777 [pid 6660] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6651, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5841] <... mkdir resumed>) = 0 [pid 6660] <... futex resumed>) = 0 [pid 6658] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6659] <... futex resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6660] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6659] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6660] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6659] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6658] <... mprotect resumed>) = 0 [pid 6660] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6659] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6658] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6661 attached [pid 6660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6661] set_robust_list(0x555566ac76a0, 24 [pid 6660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6658] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6661 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6661] <... set_robust_list resumed>) = 0 [pid 6660] <... mmap resumed>) = 0x7fb84f206000 [pid 6659] <... mmap resumed>) = 0x7fb84f206000 [pid 6658] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6662 attached [pid 6661] chdir("./58" [pid 6660] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6659] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... openat resumed>) = 3 [pid 6662] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6661] <... chdir resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 6662] <... rseq resumed>) = 0 [pid 6661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6662] set_robust_list(0x7fb84f2269a0, 24 [pid 6661] <... prctl resumed>) = 0 [pid 6660] <... mprotect resumed>) = 0 [pid 6659] <... mprotect resumed>) = 0 [pid 6658] <... clone3 resumed> => {parent_tid=[6662]}, 88) = 6662 [pid 5838] getdents64(3, [pid 6662] <... set_robust_list resumed>) = 0 [pid 6662] rt_sigprocmask(SIG_SETMASK, [], [pid 6661] setpgid(0, 0 [pid 6658] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6661] <... setpgid resumed>) = 0 [pid 6659] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6662] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6660] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6658] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6660] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6659] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6658] <... futex resumed>) = 0 [pid 6659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6663 attached [pid 6662] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6661] <... openat resumed>) = 3 [pid 6658] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] newfstatat(AT_FDCWD, "./56/binderfs", [pid 6662] <... openat resumed>) = 3 [pid 6661] write(3, "1000", 4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6662] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... write resumed>) = 4 [pid 6660] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] unlink("./56/binderfs" [pid 6663] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6664 attached ) = 0 [pid 6662] <... futex resumed>) = 0 [pid 6661] close(3 [pid 6659] <... clone3 resumed> => {parent_tid=[6663]}, 88) = 6663 [pid 6658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6663] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6658] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] rt_sigprocmask(SIG_SETMASK, [], [pid 6663] rt_sigprocmask(SIG_SETMASK, [], [pid 6660] <... clone3 resumed> => {parent_tid=[6664]}, 88) = 6664 [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6660] rt_sigprocmask(SIG_SETMASK, [], [pid 6659] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6664] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6663] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6662] dup(3 [pid 6661] <... close resumed>) = 0 [pid 6660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6659] <... futex resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6664] <... rseq resumed>) = 0 [pid 6663] <... openat resumed>) = 3 [pid 6662] <... dup resumed>) = 4 [pid 6661] symlink("/dev/binderfs", "./binderfs" [pid 6660] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] getdents64(3, [pid 6664] set_robust_list(0x7fb84f2269a0, 24 [pid 6663] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... symlink resumed>) = 0 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6664] <... set_robust_list resumed>) = 0 [pid 6663] <... futex resumed>) = 0 executing program [pid 6662] <... futex resumed>) = 1 [pid 6660] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... futex resumed>) = 0 [pid 6661] write(1, "executing program\n", 18 [pid 5838] close(3 [pid 6664] rt_sigprocmask(SIG_SETMASK, [], [pid 6663] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] <... write resumed>) = 18 [pid 6659] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... close resumed>) = 0 [pid 6664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... futex resumed>) = 0 [pid 6658] <... futex resumed>) = 0 [pid 5838] rmdir("./56" [pid 6664] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6663] dup(3 [pid 6662] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6661] <... futex resumed>) = 0 [pid 6659] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... rmdir resumed>) = 0 [pid 6664] <... openat resumed>) = 3 [pid 6663] <... dup resumed>) = 4 [pid 6661] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6664] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6664] <... futex resumed>) = 1 [pid 6660] <... futex resumed>) = 0 [pid 6661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6664] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6660] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] mkdir("./57", 0777 [pid 6664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6660] <... futex resumed>) = 0 [pid 6664] dup(3 [pid 6663] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] <... mkdir resumed>) = 0 [pid 6664] <... dup resumed>) = 4 [pid 6663] <... futex resumed>) = 1 [pid 6660] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6659] <... futex resumed>) = 0 [pid 6664] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6663] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6664] <... futex resumed>) = 0 [pid 6663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] <... mprotect resumed>) = 0 [pid 6660] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... futex resumed>) = 0 [pid 6664] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6663] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6661] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6660] <... futex resumed>) = 0 [pid 6659] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6665 attached [pid 6660] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6665 [pid 6661] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6665] set_robust_list(0x555566ac76a0, 24 [pid 6661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6666 attached [pid 6665] <... set_robust_list resumed>) = 0 [pid 6661] <... clone3 resumed> => {parent_tid=[6666]}, 88) = 6666 [pid 6666] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6666] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6666] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] rt_sigprocmask(SIG_SETMASK, [], [pid 6665] chdir("./57") = 0 [pid 6661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6661] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] <... prctl resumed>) = 0 [pid 6661] <... futex resumed>) = 1 [pid 6665] setpgid(0, 0 [pid 6666] <... futex resumed>) = 0 [pid 6665] <... setpgid resumed>) = 0 [pid 6661] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6666] <... openat resumed>) = 3 [pid 6666] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] <... openat resumed>) = 3 [pid 6666] <... futex resumed>) = 1 [pid 6665] write(3, "1000", 4 [pid 6661] <... futex resumed>) = 0 [pid 6666] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6665] <... write resumed>) = 4 [pid 6661] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6665] close(3 [pid 6661] <... futex resumed>) = 0 [pid 6666] dup(3 [pid 6665] <... close resumed>) = 0 [pid 6661] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] <... dup resumed>) = 4 [pid 6665] symlink("/dev/binderfs", "./binderfs" [pid 6666] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6661] <... futex resumed>) = 0 [pid 6666] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6665] <... symlink resumed>) = 0 [pid 6661] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6665] write(1, "executing program\n", 18 [pid 6661] <... futex resumed>) = 0 [pid 6666] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6665] <... write resumed>) = 18 [pid 6661] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6665] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6665] <... futex resumed>) = 0 [pid 6665] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6660] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6658] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6665] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6660] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 0 [pid 6665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6658] <... futex resumed>) = 0 [pid 6665] <... mmap resumed>) = 0x7fb84f206000 [pid 6660] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6659] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6660] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6665] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6659] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6665] <... mprotect resumed>) = 0 [pid 6660] <... mprotect resumed>) = 0 [pid 6659] <... mprotect resumed>) = 0 [pid 6658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6659] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6660] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6659] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6660] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6665] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6667 attached [], 8) = 0 [pid 6660] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6658] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6667] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6668 attached [pid 6659] <... clone3 resumed> => {parent_tid=[6667]}, 88) = 6667 [pid 6667] <... rseq resumed>) = 0 [pid 6658] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6668] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6667] set_robust_list(0x7fb84f2059a0, 24 [pid 6665] <... clone3 resumed> => {parent_tid=[6669]}, 88) = 6669 [pid 6660] <... clone3 resumed> => {parent_tid=[6668]}, 88) = 6668 [pid 6659] rt_sigprocmask(SIG_SETMASK, [], [pid 6658] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6669 attached [pid 6668] <... rseq resumed>) = 0 [pid 6667] <... set_robust_list resumed>) = 0 [pid 6665] rt_sigprocmask(SIG_SETMASK, [], [pid 6660] rt_sigprocmask(SIG_SETMASK, [], [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6669] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6668] set_robust_list(0x7fb84f2059a0, 24 [pid 6667] rt_sigprocmask(SIG_SETMASK, [], [pid 6665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] <... rseq resumed>) = 0 [pid 6665] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6670 attached [pid 6669] set_robust_list(0x7fb84f2269a0, 24 [pid 6668] <... set_robust_list resumed>) = 0 [pid 6667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6665] <... futex resumed>) = 0 [pid 6660] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... futex resumed>) = 0 [pid 6670] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6669] <... set_robust_list resumed>) = 0 [pid 6661] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6660] <... futex resumed>) = 0 [pid 6659] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... clone3 resumed> => {parent_tid=[6670]}, 88) = 6670 [pid 6670] <... rseq resumed>) = 0 [pid 6669] rt_sigprocmask(SIG_SETMASK, [], [pid 6661] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] rt_sigprocmask(SIG_SETMASK, [], [pid 6667] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6670] set_robust_list(0x7fb84f2059a0, 24 [pid 6669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6665] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6661] <... futex resumed>) = 0 [pid 6668] rt_sigprocmask(SIG_SETMASK, [], [pid 6658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6660] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] <... set_robust_list resumed>) = 0 [pid 6669] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6658] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] rt_sigprocmask(SIG_SETMASK, [], [pid 6669] <... openat resumed>) = 3 [pid 6668] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6658] <... futex resumed>) = 0 [pid 6661] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6658] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6669] <... futex resumed>) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6661] <... mprotect resumed>) = 0 [pid 6668] <... madvise resumed>) = 0 [pid 6661] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6665] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] dup(3 [pid 6665] <... futex resumed>) = 0 [pid 6661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6671 attached [pid 6669] <... dup resumed>) = 4 [pid 6665] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6669] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] <... clone3 resumed> => {parent_tid=[6671]}, 88) = 6671 [pid 6671] <... rseq resumed>) = 0 [pid 6669] <... futex resumed>) = 0 [pid 6665] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] rt_sigprocmask(SIG_SETMASK, [], [pid 6671] set_robust_list(0x7fb84f2059a0, 24 [pid 6669] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6665] <... futex resumed>) = 0 [pid 6661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] <... set_robust_list resumed>) = 0 [pid 6668] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] <... madvise resumed>) = 0 [pid 6668] <... futex resumed>) = 1 [pid 6667] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6671] rt_sigprocmask(SIG_SETMASK, [], [pid 6667] <... futex resumed>) = 1 [pid 6661] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... futex resumed>) = 0 [pid 6671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6670] <... madvise resumed>) = 0 [pid 6668] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6667] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] <... futex resumed>) = 0 [pid 6671] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6665] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] <... madvise resumed>) = 0 [pid 6661] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6670] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6658] <... futex resumed>) = 0 [pid 6671] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6661] <... futex resumed>) = 0 [pid 6671] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] <... mmap resumed>) = 0x20000000 [pid 6666] <... mmap resumed>) = 0x20000000 [pid 6664] <... mmap resumed>) = 0x20000000 [pid 6663] <... mmap resumed>) = 0x20000000 [pid 6666] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6664] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6664] <... futex resumed>) = 0 [pid 6664] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6663] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6663] <... futex resumed>) = 0 [pid 6662] <... mmap resumed>) = 0x20000000 [pid 6661] exit_group(0 [pid 6671] <... futex resumed>) = ? [pid 6669] <... futex resumed>) = 0 [pid 6666] <... futex resumed>) = ? [pid 6665] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6663] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... exit_group resumed>) = ? [pid 6660] exit_group(0 [pid 6659] exit_group(0 [pid 6671] +++ exited with 0 +++ [pid 6669] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6668] <... futex resumed>) = ? [pid 6667] <... futex resumed>) = ? [pid 6666] +++ exited with 0 +++ [pid 6665] <... futex resumed>) = 0 [pid 6664] <... futex resumed>) = ? [pid 6663] <... futex resumed>) = ? [pid 6662] <... futex resumed>) = 0 [pid 6660] <... exit_group resumed>) = ? [pid 6659] <... exit_group resumed>) = ? [pid 6668] +++ exited with 0 +++ [pid 6667] +++ exited with 0 +++ [pid 6665] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6663] +++ exited with 0 +++ [pid 6658] exit_group(0 [pid 6670] <... futex resumed>) = ? [pid 6658] <... exit_group resumed>) = ? [pid 6670] +++ exited with 0 +++ [pid 6664] +++ exited with 0 +++ [pid 6661] +++ exited with 0 +++ [pid 6660] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6661, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6660, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6669] <... madvise resumed>) = 0 [pid 6659] +++ exited with 0 +++ [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 6669] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6659, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6669] <... futex resumed>) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6669] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6665] exit_group(0 [pid 5841] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6669] <... futex resumed>) = ? [pid 6665] <... exit_group resumed>) = ? [pid 5844] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6669] +++ exited with 0 +++ [pid 6662] +++ exited with 0 +++ [pid 6658] +++ exited with 0 +++ [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6658, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5844] newfstatat(3, "", [pid 5841] newfstatat(3, "", [pid 5840] <... openat resumed>) = 3 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] newfstatat(3, "", [pid 5839] <... restart_syscall resumed>) = 0 [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] getdents64(3, [pid 5839] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5840] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5839] <... openat resumed>) = 3 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./57/binderfs" [pid 5841] unlink("./58/binderfs" [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] newfstatat(3, "", [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] unlink("./57/binderfs" [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5839] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] close(3 [pid 5844] rmdir("./57" [pid 5841] <... close resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] getdents64(3, [pid 5839] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] close(3 [pid 5839] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5840] <... close resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5841] rmdir("./58") = 0 [pid 5844] mkdir("./58", 0777 [pid 5841] mkdir("./59", 0777 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] rmdir("./57" [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... rmdir resumed>) = 0 [pid 5839] unlink("./58/binderfs" [pid 5840] mkdir("./58", 0777) = 0 ./strace-static-x86_64: Process 6673 attached ./strace-static-x86_64: Process 6672 attached [pid 6665] +++ exited with 0 +++ [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... unlink resumed>) = 0 [pid 6673] set_robust_list(0x555566ac76a0, 24 [pid 6672] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6672 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6673 [pid 5839] getdents64(3, ./strace-static-x86_64: Process 6674 attached [pid 6673] <... set_robust_list resumed>) = 0 [pid 6672] <... set_robust_list resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6665, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6674] set_robust_list(0x555566ac76a0, 24 [pid 6673] chdir("./59" [pid 6672] chdir("./58" [pid 5839] close(3 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6674] <... set_robust_list resumed>) = 0 [pid 6673] <... chdir resumed>) = 0 [pid 6672] <... chdir resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6674 [pid 5839] <... close resumed>) = 0 [pid 6674] chdir("./58" [pid 6673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] rmdir("./58" [pid 6674] <... chdir resumed>) = 0 [pid 6673] <... prctl resumed>) = 0 [pid 6674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6672] <... prctl resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6674] <... prctl resumed>) = 0 [pid 6674] setpgid(0, 0 [pid 6673] setpgid(0, 0 [pid 6672] setpgid(0, 0 [pid 6673] <... setpgid resumed>) = 0 [pid 6672] <... setpgid resumed>) = 0 [pid 5839] mkdir("./59", 0777 [pid 6674] <... setpgid resumed>) = 0 [pid 6673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... mkdir resumed>) = 0 [pid 6674] <... openat resumed>) = 3 [pid 6673] <... openat resumed>) = 3 [pid 6672] <... openat resumed>) = 3 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... restart_syscall resumed>) = 0 [pid 6672] write(3, "1000", 4 [pid 6674] write(3, "1000", 4 [pid 6673] write(3, "1000", 4 [pid 6674] <... write resumed>) = 4 [pid 6673] <... write resumed>) = 4 [pid 6674] close(3 [pid 6673] close(3 [pid 6674] <... close resumed>) = 0 [pid 6673] <... close resumed>) = 0 ./strace-static-x86_64: Process 6675 attached [pid 6674] symlink("/dev/binderfs", "./binderfs" [pid 6673] symlink("/dev/binderfs", "./binderfs" [pid 6672] <... write resumed>) = 4 [pid 6675] set_robust_list(0x555566ac76a0, 24 [pid 6674] <... symlink resumed>) = 0 [pid 6672] close(3 [pid 6673] <... symlink resumed>) = 0 executing program executing program [pid 6675] <... set_robust_list resumed>) = 0 [pid 6673] write(1, "executing program\n", 18 [pid 6674] write(1, "executing program\n", 18 [pid 6675] chdir("./59" [pid 6673] <... write resumed>) = 18 [pid 6674] <... write resumed>) = 18 [pid 6672] <... close resumed>) = 0 [pid 5838] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6674] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6675] <... chdir resumed>) = 0 [pid 6674] <... futex resumed>) = 0 [pid 6673] <... futex resumed>) = 0 [pid 6672] <... symlink resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6675 [pid 5838] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6674] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6673] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6672] write(1, "executing program\n", 18executing program [pid 5838] <... openat resumed>) = 3 [pid 6672] <... write resumed>) = 18 [pid 5838] newfstatat(3, "", [pid 6672] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6672] <... futex resumed>) = 0 [pid 6672] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] getdents64(3, [pid 6672] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6674] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6673] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6672] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6675] <... prctl resumed>) = 0 [pid 6674] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6675] setpgid(0, 0 [pid 6674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6675] <... setpgid resumed>) = 0 [pid 6674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6672] <... mmap resumed>) = 0x7fb84f206000 [pid 5838] newfstatat(AT_FDCWD, "./57/binderfs", [pid 6675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6674] <... mmap resumed>) = 0x7fb84f206000 [pid 6673] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6672] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6675] <... openat resumed>) = 3 [pid 6674] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6673] <... mmap resumed>) = 0x7fb84f206000 [pid 6672] <... mprotect resumed>) = 0 [pid 5838] unlink("./57/binderfs" [pid 6673] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6674] <... mprotect resumed>) = 0 [pid 6673] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6672] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6675] write(3, "1000", 4 [pid 6674] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... unlink resumed>) = 0 [pid 6675] <... write resumed>) = 4 [pid 6674] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6673] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6672] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] getdents64(3, [pid 6675] close(3 [pid 6674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6677 attached ./strace-static-x86_64: Process 6676 attached [pid 6675] <... close resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6677] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6676] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5838] close(3 [pid 6677] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6678 attached [pid 6677] set_robust_list(0x7fb84f2269a0, 24 [pid 6676] <... rseq resumed>) = 0 [pid 6675] symlink("/dev/binderfs", "./binderfs" [pid 6674] <... clone3 resumed> => {parent_tid=[6676]}, 88) = 6676 [pid 6673] <... clone3 resumed> => {parent_tid=[6677]}, 88) = 6677 [pid 6672] <... clone3 resumed> => {parent_tid=[6678]}, 88) = 6678 [pid 5838] <... close resumed>) = 0 [pid 6678] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6677] <... set_robust_list resumed>) = 0 [pid 6676] set_robust_list(0x7fb84f2269a0, 24 [pid 6675] <... symlink resumed>) = 0 [pid 6674] rt_sigprocmask(SIG_SETMASK, [], [pid 6673] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6672] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] rmdir("./57" [pid 6678] <... rseq resumed>) = 0 [pid 6677] rt_sigprocmask(SIG_SETMASK, [], [pid 6676] <... set_robust_list resumed>) = 0 [pid 6675] write(1, "executing program\n", 18 [pid 6674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6678] set_robust_list(0x7fb84f2269a0, 24 [pid 6677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6676] rt_sigprocmask(SIG_SETMASK, [], [pid 6675] <... write resumed>) = 18 [pid 6674] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... rmdir resumed>) = 0 [pid 6678] <... set_robust_list resumed>) = 0 [pid 6677] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6676] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6675] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... futex resumed>) = 0 [pid 6673] <... futex resumed>) = 0 [pid 6678] rt_sigprocmask(SIG_SETMASK, [], [pid 6675] <... futex resumed>) = 0 [pid 6674] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] <... futex resumed>) = 0 [pid 5838] mkdir("./58", 0777 [pid 6678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6677] <... openat resumed>) = 3 [pid 6676] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6675] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6672] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6678] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6675] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6678] <... openat resumed>) = 3 [pid 6675] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6678] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6678] <... futex resumed>) = 1 [pid 6675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6678] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] <... mmap resumed>) = 0x7fb84f206000 [pid 6675] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6677] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... openat resumed>) = 3 [pid 6675] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6672] <... futex resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6677] <... futex resumed>) = 1 [pid 6676] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6673] <... futex resumed>) = 0 [pid 6672] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6678] <... futex resumed>) = 0 [pid 6677] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6676] <... futex resumed>) = 1 [pid 6675] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6674] <... futex resumed>) = 0 [pid 6673] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6679 attached [pid 6678] dup(3 [pid 6677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6676] dup(3 [pid 6674] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... futex resumed>) = 0 [pid 6672] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6680 attached [pid 6679] set_robust_list(0x555566ac76a0, 24 [pid 6678] <... dup resumed>) = 4 [pid 6677] dup(3 [pid 6676] <... dup resumed>) = 4 [pid 6674] <... futex resumed>) = 0 [pid 6673] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6679] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6679 [pid 6678] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... rseq resumed>) = 0 [pid 6677] <... dup resumed>) = 4 [pid 6680] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6678] <... futex resumed>) = 1 [pid 6679] chdir("./58" [pid 6677] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] <... clone3 resumed> => {parent_tid=[6680]}, 88) = 6680 [pid 6674] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] <... futex resumed>) = 0 [pid 6680] rt_sigprocmask(SIG_SETMASK, [], [pid 6678] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6676] <... futex resumed>) = 0 [pid 6675] rt_sigprocmask(SIG_SETMASK, [], [pid 6674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6672] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6679] <... chdir resumed>) = 0 [pid 6678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6677] <... futex resumed>) = 1 [pid 6676] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6674] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... futex resumed>) = 0 [pid 6672] <... futex resumed>) = 0 [pid 6680] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6678] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6677] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6675] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... futex resumed>) = 0 [pid 6673] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6679] <... prctl resumed>) = 0 [pid 6677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6676] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6675] <... futex resumed>) = 0 [pid 6674] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6679] setpgid(0, 0 [pid 6677] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6680] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6679] <... setpgid resumed>) = 0 [pid 6680] <... openat resumed>) = 3 [pid 6675] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] <... futex resumed>) = 0 [pid 6673] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6675] <... futex resumed>) = 0 [pid 6680] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6675] <... futex resumed>) = 0 [pid 6680] dup(3 [pid 6679] <... openat resumed>) = 3 [pid 6675] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] <... dup resumed>) = 4 [pid 6679] write(3, "1000", 4 [pid 6680] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] <... write resumed>) = 4 [pid 6680] <... futex resumed>) = 1 [pid 6679] close(3 [pid 6675] <... futex resumed>) = 0 [pid 6679] <... close resumed>) = 0 [pid 6679] symlink("/dev/binderfs", "./binderfs" [pid 6675] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] <... symlink resumed>) = 0 [pid 6675] <... futex resumed>) = 0 [pid 6679] write(1, "executing program\n", 18 [pid 6675] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 6679] <... write resumed>) = 18 [pid 6679] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6679] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6674] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6672] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6674] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6674] <... futex resumed>) = 0 [pid 6673] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6672] <... futex resumed>) = 0 [pid 6674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6673] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6674] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6673] <... futex resumed>) = 0 [pid 6672] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6679] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6674] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6672] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6674] <... mprotect resumed>) = 0 [pid 6673] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6672] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6681 attached [pid 6674] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6673] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6672] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6681] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6679] <... clone3 resumed> => {parent_tid=[6681]}, 88) = 6681 [pid 6674] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6673] <... mprotect resumed>) = 0 [pid 6672] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6681] <... rseq resumed>) = 0 [pid 6679] rt_sigprocmask(SIG_SETMASK, [], [pid 6674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6673] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6683 attached ./strace-static-x86_64: Process 6682 attached [pid 6681] set_robust_list(0x7fb84f2269a0, 24 [pid 6679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6683] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6682] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6681] <... set_robust_list resumed>) = 0 [pid 6679] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... clone3 resumed> => {parent_tid=[6682]}, 88) = 6682 [pid 6673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6672] <... clone3 resumed> => {parent_tid=[6683]}, 88) = 6683 ./strace-static-x86_64: Process 6684 attached [pid 6683] <... rseq resumed>) = 0 [pid 6682] <... rseq resumed>) = 0 [pid 6681] rt_sigprocmask(SIG_SETMASK, [], [pid 6679] <... futex resumed>) = 0 [pid 6674] rt_sigprocmask(SIG_SETMASK, [], [pid 6672] rt_sigprocmask(SIG_SETMASK, [], [pid 6684] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6683] set_robust_list(0x7fb84f2059a0, 24 [pid 6682] set_robust_list(0x7fb84f2059a0, 24 [pid 6681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6679] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] <... clone3 resumed> => {parent_tid=[6684]}, 88) = 6684 [pid 6672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6684] <... rseq resumed>) = 0 [pid 6683] <... set_robust_list resumed>) = 0 [pid 6682] <... set_robust_list resumed>) = 0 [pid 6681] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6674] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] rt_sigprocmask(SIG_SETMASK, [], [pid 6672] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] set_robust_list(0x7fb84f2059a0, 24 [pid 6683] rt_sigprocmask(SIG_SETMASK, [], [pid 6682] rt_sigprocmask(SIG_SETMASK, [], [pid 6674] <... futex resumed>) = 0 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6684] <... set_robust_list resumed>) = 0 [pid 6683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6681] <... openat resumed>) = 3 [pid 6674] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] <... futex resumed>) = 0 [pid 6684] rt_sigprocmask(SIG_SETMASK, [], [pid 6683] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6682] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6681] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... futex resumed>) = 0 [pid 6672] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6683] <... madvise resumed>) = 0 [pid 6682] <... madvise resumed>) = 0 [pid 6681] <... futex resumed>) = 1 [pid 6679] <... futex resumed>) = 0 [pid 6673] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6681] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6679] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6681] dup(3 [pid 6679] <... futex resumed>) = 0 [pid 6681] <... dup resumed>) = 4 [pid 6679] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6681] <... futex resumed>) = 0 [pid 6679] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6681] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6679] <... futex resumed>) = 0 [pid 6675] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6675] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6675] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6675] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6683] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6675] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6683] <... futex resumed>) = 1 [pid 6683] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6685 attached [pid 6672] <... futex resumed>) = 0 [pid 6682] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6674] <... futex resumed>) = 0 [pid 6682] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6675] <... clone3 resumed> => {parent_tid=[6685]}, 88) = 6685 [pid 6685] <... rseq resumed>) = 0 [pid 6685] set_robust_list(0x7fb84f2059a0, 24 [pid 6675] rt_sigprocmask(SIG_SETMASK, [], [pid 6685] <... set_robust_list resumed>) = 0 [pid 6685] rt_sigprocmask(SIG_SETMASK, [], [pid 6675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6684] <... madvise resumed>) = 0 [pid 6684] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6673] <... futex resumed>) = 0 [pid 6684] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6675] <... futex resumed>) = 0 [pid 6685] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6675] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] <... madvise resumed>) = 0 [pid 6685] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6685] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] <... futex resumed>) = 0 [pid 6679] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6679] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6679] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6681] <... mmap resumed>) = 0x20000000 [pid 6679] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6677] <... mmap resumed>) = 0x20000000 [pid 6678] <... mmap resumed>) = 0x20000000 [pid 6679] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6678] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6678] <... futex resumed>) = 0 [pid 6681] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] exit_group(0./strace-static-x86_64: Process 6686 attached [pid 6683] <... futex resumed>) = ? [pid 6681] <... futex resumed>) = 0 [pid 6680] <... mmap resumed>) = 0x20000000 [pid 6677] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... mmap resumed>) = 0x20000000 [pid 6672] <... exit_group resumed>) = ? [pid 6686] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6683] +++ exited with 0 +++ [pid 6681] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6678] +++ exited with 0 +++ [pid 6676] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6676] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6680] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... rseq resumed>) = 0 [pid 6679] <... clone3 resumed> => {parent_tid=[6686]}, 88) = 6686 [pid 6677] <... futex resumed>) = 0 [pid 6675] exit_group(0 [pid 6674] exit_group(0 [pid 6673] exit_group(0 [pid 6672] +++ exited with 0 +++ [pid 6686] set_robust_list(0x7fb84f2059a0, 24 [pid 6682] <... futex resumed>) = ? [pid 6674] <... exit_group resumed>) = ? [pid 6684] <... futex resumed>) = ? [pid 6682] +++ exited with 0 +++ [pid 6684] +++ exited with 0 +++ [pid 6686] <... set_robust_list resumed>) = 0 [pid 6685] <... futex resumed>) = ? [pid 6680] <... futex resumed>) = ? [pid 6679] rt_sigprocmask(SIG_SETMASK, [], [pid 6676] <... futex resumed>) = ? [pid 6675] <... exit_group resumed>) = ? [pid 6673] <... exit_group resumed>) = ? [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6672, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6686] rt_sigprocmask(SIG_SETMASK, [], [pid 6685] +++ exited with 0 +++ [pid 6680] +++ exited with 0 +++ [pid 6679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6677] +++ exited with 0 +++ [pid 6675] +++ exited with 0 +++ [pid 6673] +++ exited with 0 +++ [pid 6686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6679] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6679] <... futex resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6673, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6675, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6676] +++ exited with 0 +++ [pid 6674] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6674, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5844] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6679] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] newfstatat(3, "", [pid 5840] <... openat resumed>) = 3 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] newfstatat(3, "", [pid 5844] getdents64(3, [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./58/binderfs") = 0 [pid 5840] getdents64(3, [pid 6686] <... madvise resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6686] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5841] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] close(3 [pid 6686] <... futex resumed>) = 1 [pid 6679] <... futex resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... close resumed>) = 0 [pid 6686] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6679] exit_group(0 [pid 5844] unlink("./58/binderfs" [pid 5841] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] rmdir("./58" [pid 6686] <... futex resumed>) = ? [pid 6681] <... futex resumed>) = ? [pid 6679] <... exit_group resumed>) = ? [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6686] +++ exited with 0 +++ [pid 6681] +++ exited with 0 +++ [pid 5844] getdents64(3, [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] mkdir("./59", 0777 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] close(3 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... close resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5844] rmdir("./58" [pid 5839] newfstatat(3, "", [pid 5844] <... rmdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] unlink("./59/binderfs" [pid 5839] getdents64(3, ./strace-static-x86_64: Process 6687 attached 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... unlink resumed>) = 0 [pid 6687] set_robust_list(0x555566ac76a0, 24 [pid 5844] mkdir("./59", 0777 [pid 5839] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6687] <... set_robust_list resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6687 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6687] chdir("./59" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] newfstatat(AT_FDCWD, "./59/binderfs", [pid 6687] <... chdir resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] close(3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6688 attached [pid 6687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... close resumed>) = 0 [pid 5839] unlink("./59/binderfs" [pid 6688] set_robust_list(0x555566ac76a0, 24 [pid 6687] <... prctl resumed>) = 0 [pid 5841] rmdir("./59" [pid 6688] <... set_robust_list resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6688] chdir("./59" [pid 6687] setpgid(0, 0 [pid 5841] mkdir("./60", 0777 [pid 5839] getdents64(3, [pid 6687] <... setpgid resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6688 [pid 5841] <... mkdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6688] <... chdir resumed>) = 0 [pid 5839] close(3 [pid 6688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... close resumed>) = 0 [pid 6688] <... prctl resumed>) = 0 [pid 6687] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6689 attached [pid 6688] setpgid(0, 0 [pid 6687] write(3, "1000", 4 [pid 5839] rmdir("./59" [pid 6689] set_robust_list(0x555566ac76a0, 24 [pid 6688] <... setpgid resumed>) = 0 [pid 6687] <... write resumed>) = 4 [pid 5839] <... rmdir resumed>) = 0 [pid 6689] <... set_robust_list resumed>) = 0 [pid 6687] close(3 [pid 6688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6687] <... close resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6689 [pid 5839] mkdir("./60", 0777 [pid 6689] chdir("./60" [pid 6688] <... openat resumed>) = 3 [pid 6687] symlink("/dev/binderfs", "./binderfs"executing program [pid 5839] <... mkdir resumed>) = 0 [pid 6689] <... chdir resumed>) = 0 [pid 6688] write(3, "1000", 4 [pid 6687] <... symlink resumed>) = 0 [pid 6689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6688] <... write resumed>) = 4 [pid 6687] write(1, "executing program\n", 18 [pid 6689] <... prctl resumed>) = 0 [pid 6688] close(3 [pid 6687] <... write resumed>) = 18 [pid 6688] <... close resumed>) = 0 [pid 6687] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6689] setpgid(0, 0 [pid 6688] symlink("/dev/binderfs", "./binderfs" [pid 6687] <... futex resumed>) = 0 [pid 6679] +++ exited with 0 +++ ./strace-static-x86_64: Process 6690 attached [pid 6689] <... setpgid resumed>) = 0 [pid 6688] <... symlink resumed>) = 0 [pid 6687] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6679, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6690] set_robust_list(0x555566ac76a0, 24 [pid 6689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6690] <... set_robust_list resumed>) = 0 [pid 6689] <... openat resumed>) = 3 [pid 6688] write(1, "executing program\n", 18 [pid 6687] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6690 [pid 6689] write(3, "1000", 4 executing program [pid 6687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6689] <... write resumed>) = 4 [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] chdir("./60" [pid 6689] close(3 [pid 6688] <... write resumed>) = 18 [pid 6687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6690] <... chdir resumed>) = 0 [pid 6688] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6688] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6690] <... prctl resumed>) = 0 [pid 6690] setpgid(0, 0 [pid 6688] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6690] <... setpgid resumed>) = 0 [pid 6690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] <... mmap resumed>) = 0x7fb84f206000 [pid 6690] <... openat resumed>) = 3 [pid 6689] <... close resumed>) = 0 [pid 6688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6687] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... restart_syscall resumed>) = 0 [pid 6690] write(3, "1000", 4 [pid 6689] symlink("/dev/binderfs", "./binderfs" [pid 6688] <... mmap resumed>) = 0x7fb84f206000 [pid 6687] <... mprotect resumed>) = 0 [pid 6688] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6689] <... symlink resumed>) = 0 [pid 6688] <... mprotect resumed>) = 0 [pid 6687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6690] <... write resumed>) = 4 [pid 6689] write(1, "executing program\n", 18executing program [pid 6688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6690] close(3 [pid 6689] <... write resumed>) = 18 [pid 6688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6690] <... close resumed>) = 0 [pid 6689] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6691 attached [pid 6690] symlink("/dev/binderfs", "./binderfs" [pid 6689] <... futex resumed>) = 0 [pid 6688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6691] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6690] <... symlink resumed>) = 0 [pid 6689] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6687] <... clone3 resumed> => {parent_tid=[6691]}, 88) = 6691 [pid 5838] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6692 attached [pid 6691] <... rseq resumed>) = 0 [pid 6690] write(1, "executing program\n", 18 [pid 6689] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6688] <... clone3 resumed> => {parent_tid=[6692]}, 88) = 6692 [pid 6687] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] newfstatat(3, "", [pid 6692] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6691] set_robust_list(0x7fb84f2269a0, 24 [pid 6690] <... write resumed>) = 18 [pid 6689] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6688] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6692] <... rseq resumed>) = 0 [pid 6691] <... set_robust_list resumed>) = 0 [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6692] set_robust_list(0x7fb84f2269a0, 24 [pid 6691] rt_sigprocmask(SIG_SETMASK, [], [pid 6690] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6688] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6692] <... set_robust_list resumed>) = 0 [pid 6690] <... futex resumed>) = 0 [pid 6689] <... mmap resumed>) = 0x7fb84f206000 [pid 6688] <... futex resumed>) = 0 [pid 6687] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6692] rt_sigprocmask(SIG_SETMASK, [], [pid 6690] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6689] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6688] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6691] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6690] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6689] <... mprotect resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6692] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6691] <... openat resumed>) = 3 [pid 5838] newfstatat(AT_FDCWD, "./58/binderfs", [pid 6691] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6692] <... openat resumed>) = 3 [pid 6691] <... futex resumed>) = 1 [pid 6690] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6689] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6687] <... futex resumed>) = 0 [pid 5838] unlink("./58/binderfs" [pid 6692] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6687] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6693 attached [pid 6692] <... futex resumed>) = 1 [pid 6691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6688] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = 0 [pid 5838] getdents64(3, [pid 6693] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6692] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] dup(3 [pid 6690] <... mmap resumed>) = 0x7fb84f206000 [pid 6689] <... clone3 resumed> => {parent_tid=[6693]}, 88) = 6693 [pid 6688] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6693] <... rseq resumed>) = 0 [pid 6692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6691] <... dup resumed>) = 4 [pid 6690] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6689] rt_sigprocmask(SIG_SETMASK, [], [pid 6688] <... futex resumed>) = 0 [pid 5838] close(3 [pid 6693] set_robust_list(0x7fb84f2269a0, 24 [pid 6692] dup(3 [pid 6691] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] <... mprotect resumed>) = 0 [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6688] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... close resumed>) = 0 [pid 6693] <... set_robust_list resumed>) = 0 [pid 6692] <... dup resumed>) = 4 [pid 6691] <... futex resumed>) = 1 [pid 6690] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6689] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = 0 [pid 5838] rmdir("./58" [pid 6693] rt_sigprocmask(SIG_SETMASK, [], [pid 6692] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] <... rmdir resumed>) = 0 [pid 6693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6692] <... futex resumed>) = 1 [pid 6691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6689] <... futex resumed>) = 0 [pid 6688] <... futex resumed>) = 0 [pid 6687] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] mkdir("./59", 0777 [pid 6693] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6692] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6689] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6694 attached [pid 6693] <... openat resumed>) = 3 [pid 6692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] <... mkdir resumed>) = 0 [pid 6694] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6693] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6688] <... futex resumed>) = 0 [pid 6687] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] <... rseq resumed>) = 0 [pid 6693] <... futex resumed>) = 1 [pid 6694] set_robust_list(0x7fb84f2269a0, 24 [pid 6693] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6694] <... set_robust_list resumed>) = 0 [pid 6694] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6695 attached NULL, 8) = 0 [pid 6690] <... clone3 resumed> => {parent_tid=[6694]}, 88) = 6694 [pid 6689] <... futex resumed>) = 0 [pid 6688] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] <... futex resumed>) = 0 [pid 6689] <... futex resumed>) = 1 executing program [pid 6693] dup(3 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 6693] <... dup resumed>) = 4 [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6693] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] <... futex resumed>) = 0 [pid 6694] <... futex resumed>) = 0 [pid 6690] <... futex resumed>) = 1 [pid 6693] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6689] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6689] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6695 [pid 6695] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6695] chdir("./59") = 0 [pid 6695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6695] setpgid(0, 0) = 0 [pid 6695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6695] write(3, "1000", 4) = 4 [pid 6695] close(3) = 0 [pid 6695] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6695] write(1, "executing program\n", 18) = 18 [pid 6695] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6693] <... futex resumed>) = 0 [pid 6690] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] <... futex resumed>) = 0 [pid 6694] <... openat resumed>) = 3 [pid 6693] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6695] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6695] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6695] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6695] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6696 attached [pid 6696] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6694] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6694] <... futex resumed>) = 1 [pid 6690] <... futex resumed>) = 0 [pid 6694] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] <... futex resumed>) = 0 [pid 6694] dup(3 [pid 6690] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] <... dup resumed>) = 4 [pid 6694] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] <... futex resumed>) = 1 [pid 6690] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = 0 [pid 6694] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6690] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] <... rseq resumed>) = 0 [pid 6690] <... futex resumed>) = 0 [pid 6687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6690] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6696] set_robust_list(0x7fb84f2269a0, 24 [pid 6695] <... clone3 resumed> => {parent_tid=[6696]}, 88) = 6696 [pid 6687] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6696] <... set_robust_list resumed>) = 0 [pid 6695] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6696] rt_sigprocmask(SIG_SETMASK, [], [pid 6695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] <... mprotect resumed>) = 0 [pid 6696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6695] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6696] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6695] <... futex resumed>) = 0 [pid 6687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6696] <... openat resumed>) = 3 [pid 6695] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6696] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6695] <... futex resumed>) = 0 [pid 6687] <... clone3 resumed> => {parent_tid=[6697]}, 88) = 6697 [pid 6696] dup(3 [pid 6695] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6687] rt_sigprocmask(SIG_SETMASK, [], [pid 6696] <... dup resumed>) = 4 [pid 6695] <... futex resumed>) = 0 [pid 6688] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6696] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] <... futex resumed>) = 0 [pid 6687] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] <... futex resumed>) = 0 [pid 6695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6696] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6695] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = 0 [pid 6695] <... futex resumed>) = 0 [pid 6689] <... futex resumed>) = 0 [pid 6688] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6695] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6687] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6689] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6689] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6688] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6697 attached [pid 6689] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6688] <... mprotect resumed>) = 0 [pid 6697] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6698 attached [pid 6697] set_robust_list(0x7fb84f2059a0, 24 [pid 6688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6698] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6697] <... set_robust_list resumed>) = 0 [pid 6698] <... rseq resumed>) = 0 [pid 6697] rt_sigprocmask(SIG_SETMASK, [], [pid 6698] set_robust_list(0x7fb84f2059a0, 24 [pid 6697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6698] <... set_robust_list resumed>) = 0 [pid 6689] <... clone3 resumed> => {parent_tid=[6698]}, 88) = 6698 [pid 6688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6698] rt_sigprocmask(SIG_SETMASK, [], [pid 6689] rt_sigprocmask(SIG_SETMASK, [], [pid 6688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6697] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 6699 attached [pid 6698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] <... clone3 resumed> => {parent_tid=[6699]}, 88) = 6699 [pid 6689] <... futex resumed>) = 0 [pid 6688] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6698] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6697] <... madvise resumed>) = 0 [pid 6690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6689] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] <... rseq resumed>) = 0 [pid 6698] <... madvise resumed>) = 0 [pid 6695] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6688] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6690] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] set_robust_list(0x7fb84f2059a0, 24 [pid 6695] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] <... futex resumed>) = 0 [pid 6699] <... set_robust_list resumed>) = 0 [pid 6695] <... futex resumed>) = 0 [pid 6690] <... futex resumed>) = 0 [pid 6688] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] rt_sigprocmask(SIG_SETMASK, [], [pid 6695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6695] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6690] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6699] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6695] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6699] <... madvise resumed>) = 0 [pid 6698] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... mprotect resumed>) = 0 [pid 6690] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6698] <... futex resumed>) = 1 [pid 6689] <... futex resumed>) = 0 [pid 6698] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6697] <... futex resumed>) = 0 [pid 6695] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6690] <... mprotect resumed>) = 0 [pid 6695] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6690] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6690] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6699] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6692] <... mmap resumed>) = 0x20000000 [pid 6690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6699] <... futex resumed>) = 1 [pid 6695] <... clone3 resumed> => {parent_tid=[6700]}, 88) = 6700 [pid 6692] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6701 attached [pid 6695] rt_sigprocmask(SIG_SETMASK, [], [pid 6692] <... futex resumed>) = 0 [pid 6688] exit_group(0./strace-static-x86_64: Process 6700 attached [pid 6701] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6694] <... mmap resumed>) = 0x20000000 [pid 6690] <... clone3 resumed> => {parent_tid=[6701]}, 88) = 6701 [pid 6688] <... exit_group resumed>) = ? [pid 6701] <... rseq resumed>) = 0 [pid 6700] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6695] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] <... mmap resumed>) = 0x20000000 [pid 6692] +++ exited with 0 +++ [pid 6691] <... mmap resumed>) = 0x20000000 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 6701] set_robust_list(0x7fb84f2059a0, 24 [pid 6700] <... rseq resumed>) = 0 [pid 6699] +++ exited with 0 +++ [pid 6696] <... mmap resumed>) = 0x20000000 [pid 6695] <... futex resumed>) = 0 [pid 6694] <... futex resumed>) = 0 [pid 6693] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6688] +++ exited with 0 +++ [pid 6701] <... set_robust_list resumed>) = 0 [pid 6700] set_robust_list(0x7fb84f2059a0, 24 [pid 6696] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6693] <... futex resumed>) = 0 [pid 6691] <... futex resumed>) = 0 [pid 6690] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6688, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6701] rt_sigprocmask(SIG_SETMASK, [], [pid 6700] <... set_robust_list resumed>) = 0 [pid 6696] <... futex resumed>) = 0 [pid 6693] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] <... futex resumed>) = 0 [pid 6689] exit_group(0 [pid 6687] exit_group(0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 6701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6700] rt_sigprocmask(SIG_SETMASK, [], [pid 6698] <... futex resumed>) = ? [pid 6697] <... futex resumed>) = ? [pid 6696] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6693] <... futex resumed>) = ? [pid 6691] <... futex resumed>) = ? [pid 6690] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] <... exit_group resumed>) = ? [pid 6687] <... exit_group resumed>) = ? [pid 5844] <... restart_syscall resumed>) = 0 [pid 6701] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6698] +++ exited with 0 +++ [pid 6697] +++ exited with 0 +++ [pid 6693] +++ exited with 0 +++ [pid 6691] +++ exited with 0 +++ [pid 6689] +++ exited with 0 +++ [pid 6687] +++ exited with 0 +++ [pid 6700] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6687, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6701] <... madvise resumed>) = 0 [pid 6700] <... madvise resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6689, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6700] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6700] <... futex resumed>) = 1 [pid 6695] <... futex resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6701] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6700] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6695] exit_group(0 [pid 6690] <... futex resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6701] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] <... futex resumed>) = ? [pid 6696] <... futex resumed>) = ? [pid 6695] <... exit_group resumed>) = ? [pid 6690] exit_group(0 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... restart_syscall resumed>) = 0 [pid 6701] <... futex resumed>) = ? [pid 6700] +++ exited with 0 +++ [pid 6696] +++ exited with 0 +++ [pid 6694] <... futex resumed>) = ? [pid 6690] <... exit_group resumed>) = ? [pid 5844] newfstatat(3, "", [pid 5840] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6701] +++ exited with 0 +++ [pid 6695] +++ exited with 0 +++ [pid 5844] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6695, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5844] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./59/binderfs") = 0 [pid 5844] getdents64(3, [pid 5841] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... restart_syscall resumed>) = 0 [pid 5838] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] close(3 [pid 5841] <... openat resumed>) = 3 [pid 5844] <... close resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] rmdir("./59") = 0 [pid 5841] newfstatat(3, "", [pid 5840] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] getdents64(3, [pid 5841] getdents64(3, [pid 5840] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] mkdir("./60", 0777 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... mkdir resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./59/binderfs" [pid 5838] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./60/binderfs", [pid 5838] unlink("./59/binderfs"./strace-static-x86_64: Process 6703 attached [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] getdents64(3, [pid 5838] <... unlink resumed>) = 0 [pid 5841] unlink("./60/binderfs" [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6703] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6703 [pid 5841] <... unlink resumed>) = 0 [pid 5840] close(3 [pid 5838] getdents64(3, [pid 5840] <... close resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] rmdir("./59" [pid 5838] close(3 [pid 6703] <... set_robust_list resumed>) = 0 [pid 5841] getdents64(3, [pid 5840] <... rmdir resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6703] chdir("./60" [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] rmdir("./59" [pid 6703] <... chdir resumed>) = 0 [pid 5841] close(3 [pid 5840] mkdir("./60", 0777 [pid 5838] <... rmdir resumed>) = 0 [pid 6703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... close resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5841] rmdir("./60" [pid 6703] <... prctl resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5838] mkdir("./60", 0777 [pid 6703] setpgid(0, 0 [pid 5838] <... mkdir resumed>) = 0 [pid 6703] <... setpgid resumed>) = 0 [pid 5841] mkdir("./61", 0777 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6704 attached [pid 6703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6694] +++ exited with 0 +++ [pid 6690] +++ exited with 0 +++ [pid 5841] <... mkdir resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6704] set_robust_list(0x555566ac76a0, 24 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6690, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6704] <... set_robust_list resumed>) = 0 [pid 6703] <... openat resumed>) = 3 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6704 [pid 5839] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6703] write(3, "1000", 4) = 4 [pid 6703] close(3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6703] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6703] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6705 attached [pid 5839] <... openat resumed>) = 3 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6705 [pid 6705] set_robust_list(0x555566ac76a0, 24 [pid 6703] <... symlink resumed>) = 0 [pid 6705] <... set_robust_list resumed>) = 0 [pid 6704] chdir("./60" [pid 6703] write(1, "executing program\n", 18 [pid 5839] newfstatat(3, "", executing program [pid 6705] chdir("./60" [pid 6704] <... chdir resumed>) = 0 [pid 6703] <... write resumed>) = 18 [pid 6704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6704] <... prctl resumed>) = 0 [pid 6703] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6706 [pid 6703] <... futex resumed>) = 0 [pid 5839] getdents64(3, [pid 6703] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, ./strace-static-x86_64: Process 6706 attached [pid 6705] <... chdir resumed>) = 0 [pid 6704] setpgid(0, 0 [pid 6703] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6706] set_robust_list(0x555566ac76a0, 24 [pid 6705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6704] <... setpgid resumed>) = 0 [pid 6703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6706] <... set_robust_list resumed>) = 0 [pid 6705] <... prctl resumed>) = 0 [pid 6706] chdir("./61" [pid 6705] setpgid(0, 0 [pid 6704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6706] <... chdir resumed>) = 0 [pid 6705] <... setpgid resumed>) = 0 [pid 6703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6704] <... openat resumed>) = 3 [pid 6703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6706] <... prctl resumed>) = 0 [pid 6705] <... openat resumed>) = 3 [pid 6703] <... mmap resumed>) = 0x7fb84f206000 [pid 5839] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6706] setpgid(0, 0 [pid 6705] write(3, "1000", 4 [pid 6706] <... setpgid resumed>) = 0 [pid 6704] write(3, "1000", 4 [pid 6703] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6704] <... write resumed>) = 4 [pid 6703] <... mprotect resumed>) = 0 [pid 6704] close(3 [pid 5839] unlink("./60/binderfs" [pid 6704] <... close resumed>) = 0 [pid 6706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6705] <... write resumed>) = 4 [pid 5839] <... unlink resumed>) = 0 [pid 6706] <... openat resumed>) = 3 [pid 6705] close(3 [pid 6704] symlink("/dev/binderfs", "./binderfs" [pid 6703] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6705] <... close resumed>) = 0 [pid 6706] write(3, "1000", 4 [pid 6705] symlink("/dev/binderfs", "./binderfs" [pid 6706] <... write resumed>) = 4 [ 81.929436][ T9] cfg80211: failed to load regulatory.db [pid 6705] <... symlink resumed>) = 0 [pid 6704] <... symlink resumed>) = 0 [pid 6703] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] getdents64(3, executing program [pid 6706] close(3 [pid 6703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6704] write(1, "executing program\n", 18 [pid 6706] <... close resumed>) = 0 [pid 6705] write(1, "executing program\n", 18executing program [pid 6704] <... write resumed>) = 18 [pid 5839] close(3./strace-static-x86_64: Process 6707 attached [pid 6706] symlink("/dev/binderfs", "./binderfs" [pid 6705] <... write resumed>) = 18 [pid 6704] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... close resumed>) = 0 [pid 6707] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6706] <... symlink resumed>) = 0 [pid 6705] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6704] <... futex resumed>) = 0 [pid 6703] <... clone3 resumed> => {parent_tid=[6707]}, 88) = 6707 [pid 5839] rmdir("./60" [pid 6707] <... rseq resumed>) = 0 [pid 6706] write(1, "executing program\n", 18 [pid 6705] <... futex resumed>) = 0 [pid 6704] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6707] set_robust_list(0x7fb84f2269a0, 24 [pid 6706] <... write resumed>) = 18 [pid 6705] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5839] <... rmdir resumed>) = 0 [pid 6707] <... set_robust_list resumed>) = 0 [pid 6706] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6707] rt_sigprocmask(SIG_SETMASK, [], [pid 6706] <... futex resumed>) = 0 [pid 6705] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6706] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6704] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6703] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] mkdir("./61", 0777 [pid 6704] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6703] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6703] <... futex resumed>) = 0 [pid 6707] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6706] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] <... mmap resumed>) = 0x7fb84f206000 [pid 6703] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6707] <... openat resumed>) = 3 [pid 6706] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6704] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... mkdir resumed>) = 0 [pid 6707] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6705] <... mmap resumed>) = 0x7fb84f206000 [pid 6707] <... futex resumed>) = 1 [pid 6706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6705] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6704] <... mprotect resumed>) = 0 [pid 6703] <... futex resumed>) = 0 [pid 6707] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] <... mmap resumed>) = 0x7fb84f206000 [pid 6705] <... mprotect resumed>) = 0 [pid 6703] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6706] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6705] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6704] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6703] <... futex resumed>) = 0 [pid 6707] dup(3 [pid 6706] <... mprotect resumed>) = 0 [pid 6703] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6707] <... dup resumed>) = 4 [pid 6706] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6705] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6704] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6707] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6707] <... futex resumed>) = 1 [pid 6706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6710 attached ./strace-static-x86_64: Process 6709 attached ./strace-static-x86_64: Process 6708 attached [pid 6707] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6703] <... futex resumed>) = 0 [pid 6710] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6708] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6705] <... clone3 resumed> => {parent_tid=[6708]}, 88) = 6708 ./strace-static-x86_64: Process 6711 attached [pid 6710] <... rseq resumed>) = 0 [pid 6708] <... rseq resumed>) = 0 [pid 6706] <... clone3 resumed> => {parent_tid=[6710]}, 88) = 6710 [pid 6705] rt_sigprocmask(SIG_SETMASK, [], [pid 6703] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] set_robust_list(0x555566ac76a0, 24 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6709 [pid 6711] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6710] set_robust_list(0x7fb84f2269a0, 24 [pid 6709] <... set_robust_list resumed>) = 0 [pid 6708] set_robust_list(0x7fb84f2269a0, 24 [pid 6707] <... futex resumed>) = 0 [pid 6706] rt_sigprocmask(SIG_SETMASK, [], [pid 6705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] <... clone3 resumed> => {parent_tid=[6711]}, 88) = 6711 [pid 6703] <... futex resumed>) = 1 [pid 6711] <... rseq resumed>) = 0 [pid 6710] <... set_robust_list resumed>) = 0 [pid 6709] chdir("./61" [pid 6708] <... set_robust_list resumed>) = 0 [pid 6707] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6705] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] rt_sigprocmask(SIG_SETMASK, [], [pid 6703] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] set_robust_list(0x7fb84f2269a0, 24 [pid 6710] rt_sigprocmask(SIG_SETMASK, [], [pid 6709] <... chdir resumed>) = 0 [pid 6708] rt_sigprocmask(SIG_SETMASK, [], [pid 6706] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6706] <... futex resumed>) = 0 [pid 6711] <... set_robust_list resumed>) = 0 [pid 6710] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6709] <... prctl resumed>) = 0 [pid 6708] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6706] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6705] <... futex resumed>) = 0 [pid 6704] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] rt_sigprocmask(SIG_SETMASK, [], [pid 6710] <... openat resumed>) = 3 [pid 6709] setpgid(0, 0 [pid 6708] <... openat resumed>) = 3 [pid 6705] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] <... futex resumed>) = 0 [pid 6711] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... setpgid resumed>) = 0 [pid 6704] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6710] <... futex resumed>) = 1 [pid 6709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6708] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... futex resumed>) = 0 [pid 6711] <... openat resumed>) = 3 [pid 6710] dup(3 [pid 6708] <... futex resumed>) = 1 [pid 6706] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] <... futex resumed>) = 0 [pid 6711] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... dup resumed>) = 4 [pid 6709] <... openat resumed>) = 3 [pid 6708] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] <... futex resumed>) = 0 [pid 6705] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = 1 [pid 6710] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6706] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6705] <... futex resumed>) = 0 [pid 6704] <... futex resumed>) = 0 [pid 6711] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... futex resumed>) = 0 [pid 6709] write(3, "1000", 4 [pid 6708] dup(3 [pid 6706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6705] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6710] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] <... write resumed>) = 4 [pid 6708] <... dup resumed>) = 4 [pid 6706] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] <... futex resumed>) = 0 [pid 6711] dup(3 [pid 6710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6709] close(3 [pid 6708] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... futex resumed>) = 0 [pid 6711] <... dup resumed>) = 4 [pid 6710] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6709] <... close resumed>) = 0 [pid 6708] <... futex resumed>) = 1 [pid 6706] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6705] <... futex resumed>) = 0 [pid 6704] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] symlink("/dev/binderfs", "./binderfs" [pid 6705] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = 0 [pid 6704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6708] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6711] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] <... symlink resumed>) = 0 [pid 6705] <... futex resumed>) = 0 [pid 6704] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6705] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] <... futex resumed>) = 0 [pid 6711] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6704] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] write(1, "executing program\n", 18executing program ) = 18 [pid 6709] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6709] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6709] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6712 attached => {parent_tid=[6712]}, 88) = 6712 [pid 6709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6709] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6709] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6712] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6712] set_robust_list(0x7fb84f2269a0, 24) = 0 [pid 6712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6712] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6703] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6703] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6712] <... openat resumed>) = 3 [pid 6712] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6712] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] <... futex resumed>) = 0 [pid 6709] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6709] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6703] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6712] <... futex resumed>) = 0 [pid 6703] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6703] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6712] dup(3 [pid 6703] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6713 attached => {parent_tid=[6713]}, 88) = 6713 [pid 6713] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6703] rt_sigprocmask(SIG_SETMASK, [], [pid 6713] <... rseq resumed>) = 0 [pid 6703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6713] set_robust_list(0x7fb84f2059a0, 24 [pid 6703] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] <... set_robust_list resumed>) = 0 [pid 6712] <... dup resumed>) = 4 [pid 6703] <... futex resumed>) = 0 [pid 6713] rt_sigprocmask(SIG_SETMASK, [], [pid 6703] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6713] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6712] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6712] <... futex resumed>) = 1 [pid 6709] <... futex resumed>) = 0 [pid 6706] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6709] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... futex resumed>) = 0 [pid 6709] <... futex resumed>) = 0 [pid 6706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6709] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... madvise resumed>) = 0 [pid 6712] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6705] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6703] <... futex resumed>) = 0 [pid 6713] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6705] <... futex resumed>) = 0 [pid 6704] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6706] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6705] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6704] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... mprotect resumed>) = 0 [pid 6705] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6704] <... futex resumed>) = 0 [pid 6705] <... mprotect resumed>) = 0 [pid 6704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6706] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6705] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6706] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6715 attached ./strace-static-x86_64: Process 6714 attached [pid 6715] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6706] <... clone3 resumed> => {parent_tid=[6715]}, 88) = 6715 [pid 6704] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6715] <... rseq resumed>) = 0 [pid 6706] rt_sigprocmask(SIG_SETMASK, [], [pid 6715] set_robust_list(0x7fb84f2059a0, 24 [pid 6706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6715] <... set_robust_list resumed>) = 0 [pid 6706] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] rt_sigprocmask(SIG_SETMASK, [], [pid 6706] <... futex resumed>) = 0 [pid 6715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6706] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] <... mprotect resumed>) = 0 [pid 6705] <... clone3 resumed> => {parent_tid=[6714]}, 88) = 6714 [pid 6715] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6714] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6705] rt_sigprocmask(SIG_SETMASK, [], [pid 6704] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6714] <... rseq resumed>) = 0 [pid 6705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6714] set_robust_list(0x7fb84f2059a0, 24 [pid 6705] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6716 attached [pid 6714] <... set_robust_list resumed>) = 0 [pid 6705] <... futex resumed>) = 0 [pid 6716] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6714] rt_sigprocmask(SIG_SETMASK, [], [pid 6705] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] <... clone3 resumed> => {parent_tid=[6716]}, 88) = 6716 [pid 6716] <... rseq resumed>) = 0 [pid 6714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] rt_sigprocmask(SIG_SETMASK, [], [pid 6715] <... madvise resumed>) = 0 [pid 6704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6704] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] set_robust_list(0x7fb84f2059a0, 24 [pid 6715] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... madvise resumed>) = 0 [pid 6709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6715] <... futex resumed>) = 1 [pid 6706] <... futex resumed>) = 0 [pid 6715] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] <... set_robust_list resumed>) = 0 [pid 6709] <... futex resumed>) = 0 [pid 6716] rt_sigprocmask(SIG_SETMASK, [], [pid 6709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6709] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6716] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6714] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6714] <... futex resumed>) = 1 [pid 6705] <... futex resumed>) = 0 [pid 6714] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] <... mprotect resumed>) = 0 [pid 6709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6716] <... madvise resumed>) = 0 [pid 6709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6717 attached [pid 6717] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6709] <... clone3 resumed> => {parent_tid=[6717]}, 88) = 6717 [pid 6717] <... rseq resumed>) = 0 [pid 6709] rt_sigprocmask(SIG_SETMASK, [], [pid 6717] set_robust_list(0x7fb84f2059a0, 24 [pid 6709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6717] <... set_robust_list resumed>) = 0 [pid 6709] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] rt_sigprocmask(SIG_SETMASK, [], [pid 6709] <... futex resumed>) = 0 [pid 6717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6717] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6709] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6704] <... futex resumed>) = 0 [pid 6716] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6717] <... madvise resumed>) = 0 [pid 6717] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6709] <... futex resumed>) = 0 [pid 6717] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... mmap resumed>) = 0x20000000 [pid 6708] <... mmap resumed>) = 0x20000000 [pid 6707] <... mmap resumed>) = 0x20000000 [pid 6712] <... mmap resumed>) = 0x20000000 [pid 6711] <... mmap resumed>) = 0x20000000 [pid 6708] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = 0 [pid 6711] <... futex resumed>) = 0 [pid 6710] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] exit_group(0 [pid 6708] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] exit_group(0 [pid 6705] exit_group(0 [pid 6704] exit_group(0 [pid 6717] <... futex resumed>) = ? [pid 6716] <... futex resumed>) = ? [pid 6715] <... futex resumed>) = ? [pid 6714] <... futex resumed>) = ? [pid 6710] <... futex resumed>) = ? [pid 6709] <... exit_group resumed>) = ? [pid 6708] <... futex resumed>) = ? [pid 6706] <... exit_group resumed>) = ? [pid 6705] <... exit_group resumed>) = ? [pid 6704] <... exit_group resumed>) = ? [pid 6703] exit_group(0 [pid 6717] +++ exited with 0 +++ [pid 6716] +++ exited with 0 +++ [pid 6715] +++ exited with 0 +++ [pid 6714] +++ exited with 0 +++ [pid 6712] +++ exited with 0 +++ [pid 6711] +++ exited with 0 +++ [pid 6710] +++ exited with 0 +++ [pid 6708] +++ exited with 0 +++ [pid 6705] +++ exited with 0 +++ [pid 6704] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6705, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6703] <... exit_group resumed>) = ? [pid 6713] <... futex resumed>) = ? [pid 6707] <... futex resumed>) = ? [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6704, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6713] +++ exited with 0 +++ [pid 6707] +++ exited with 0 +++ [pid 5838] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./60/binderfs") = 0 [pid 5838] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./60") = 0 [pid 6703] +++ exited with 0 +++ [pid 5840] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] mkdir("./61", 0777 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6703, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... mkdir resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6718 ./strace-static-x86_64: Process 6718 attached [pid 6706] +++ exited with 0 +++ [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 6718] set_robust_list(0x555566ac76a0, 24 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6706, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] newfstatat(3, "", [pid 6718] <... set_robust_list resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6718] chdir("./61" [pid 5844] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(3, [pid 6718] <... chdir resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6718] <... prctl resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6718] setpgid(0, 0 [pid 5844] newfstatat(3, "", [pid 5841] <... openat resumed>) = 3 [pid 5840] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6718] <... setpgid resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] unlink("./60/binderfs" [pid 5841] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... unlink resumed>) = 0 [pid 6718] <... openat resumed>) = 3 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5840] getdents64(3, [pid 6718] write(3, "1000", 4 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6718] <... write resumed>) = 4 [pid 5844] newfstatat(AT_FDCWD, "./60/binderfs", [pid 5841] unlink("./61/binderfs" [pid 5840] close(3 [pid 6718] close(3 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 6718] <... close resumed>) = 0 [pid 5844] unlink("./60/binderfs" [pid 5841] getdents64(3, [pid 5840] rmdir("./60" [pid 6718] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 6718] <... symlink resumed>) = 0 [pid 5841] close(3 [pid 5844] getdents64(3, [pid 5841] <... close resumed>) = 0 [pid 6718] write(1, "executing program\n", 18 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] rmdir("./61"executing program [pid 6718] <... write resumed>) = 18 [pid 5844] close(3 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] mkdir("./61", 0777 [pid 6718] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... close resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6718] <... futex resumed>) = 0 [pid 5844] rmdir("./60" [pid 6718] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] <... rmdir resumed>) = 0 [pid 6718] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] mkdir("./62", 0777 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] mkdir("./61", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6718] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6719 attached [pid 6718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] <... mkdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6719] set_robust_list(0x555566ac76a0, 24) = 0 [pid 6718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6719] chdir("./61"./strace-static-x86_64: Process 6721 attached ./strace-static-x86_64: Process 6720 attached ) = 0 ./strace-static-x86_64: Process 6722 attached [pid 6719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6720] set_robust_list(0x555566ac76a0, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6719 [pid 6722] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6721] set_robust_list(0x555566ac76a0, 24 [pid 6719] <... prctl resumed>) = 0 [pid 6718] <... clone3 resumed> => {parent_tid=[6722]}, 88) = 6722 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6720 [pid 6722] <... rseq resumed>) = 0 [pid 6721] <... set_robust_list resumed>) = 0 [pid 6718] rt_sigprocmask(SIG_SETMASK, [], [pid 6722] set_robust_list(0x7fb84f2269a0, 24 [pid 6721] chdir("./61" [pid 6719] setpgid(0, 0 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6721 [pid 6722] <... set_robust_list resumed>) = 0 [pid 6721] <... chdir resumed>) = 0 [pid 6719] <... setpgid resumed>) = 0 [pid 6718] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6720] chdir("./62" [pid 6718] <... futex resumed>) = 0 [pid 6722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6721] <... prctl resumed>) = 0 [pid 6720] <... chdir resumed>) = 0 [pid 6718] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6721] setpgid(0, 0) = 0 [pid 6721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6721] write(3, "1000", 4 [pid 6720] <... prctl resumed>) = 0 [pid 6721] <... write resumed>) = 4 [pid 6720] setpgid(0, 0 [pid 6721] close(3 [pid 6719] <... openat resumed>) = 3 [pid 6720] <... setpgid resumed>) = 0 [pid 6721] <... close resumed>) = 0 [pid 6721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6721] write(1, "executing program\n", 18executing program [pid 6720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6721] <... write resumed>) = 18 [pid 6721] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] <... openat resumed>) = 3 [pid 6721] <... futex resumed>) = 0 [pid 6720] write(3, "1000", 4 [pid 6721] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6720] <... write resumed>) = 4 [pid 6721] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6720] close(3 [pid 6721] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6720] <... close resumed>) = 0 [pid 6721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] symlink("/dev/binderfs", "./binderfs" [pid 6719] write(3, "1000", 4 [pid 6721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6720] <... symlink resumed>) = 0 [pid 6719] <... write resumed>) = 4 [pid 6721] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6720] write(1, "executing program\n", 18 [pid 6719] close(3 [pid 6721] <... mprotect resumed>) = 0 [pid 6720] <... write resumed>) = 18 [pid 6721] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6720] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... close resumed>) = 0 [pid 6721] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6719] symlink("/dev/binderfs", "./binderfs" [pid 6720] <... futex resumed>) = 0 [pid 6721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6720] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6719] <... symlink resumed>) = 0 executing program ./strace-static-x86_64: Process 6723 attached [pid 6721] <... clone3 resumed> => {parent_tid=[6723]}, 88) = 6723 [pid 6720] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6719] write(1, "executing program\n", 18 [pid 6723] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6721] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6719] <... write resumed>) = 18 [pid 6723] <... rseq resumed>) = 0 [pid 6721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6723] set_robust_list(0x7fb84f2269a0, 24 [pid 6720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6719] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] <... set_robust_list resumed>) = 0 [pid 6721] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] <... futex resumed>) = 0 [pid 6723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6721] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] <... mmap resumed>) = 0x7fb84f206000 [pid 6719] <... futex resumed>) = 0 [pid 6723] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6719] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6720] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6719] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6720] <... mprotect resumed>) = 0 [pid 6719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6720] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6719] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6720] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6719] <... mprotect resumed>) = 0 [pid 6720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6719] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6724 attached [], 8) = 0 [pid 6724] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053) = 0 [pid 6724] set_robust_list(0x7fb84f2269a0, 24 [pid 6720] <... clone3 resumed> => {parent_tid=[6724]}, 88) = 6724 [pid 6719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6720] rt_sigprocmask(SIG_SETMASK, [], [pid 6724] <... set_robust_list resumed>) = 0 [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6725 attached [pid 6724] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... clone3 resumed> => {parent_tid=[6725]}, 88) = 6725 [pid 6725] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6725] <... rseq resumed>) = 0 [pid 6725] set_robust_list(0x7fb84f2269a0, 24 [pid 6724] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6720] <... futex resumed>) = 0 [pid 6719] rt_sigprocmask(SIG_SETMASK, [], [pid 6725] <... set_robust_list resumed>) = 0 [pid 6720] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] rt_sigprocmask(SIG_SETMASK, [], [pid 6722] <... openat resumed>) = 3 [pid 6725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6723] <... openat resumed>) = 3 [pid 6722] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... openat resumed>) = 3 [pid 6725] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6709] +++ exited with 0 +++ [pid 6724] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] <... futex resumed>) = 1 [pid 6718] <... futex resumed>) = 0 [pid 6725] <... openat resumed>) = 3 [pid 6724] <... futex resumed>) = 1 [pid 6723] <... futex resumed>) = 1 [pid 6722] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6721] <... futex resumed>) = 0 [pid 6718] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6709, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6725] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6723] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6721] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] <... futex resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6725] <... futex resumed>) = 1 [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6722] dup(3 [pid 6721] <... futex resumed>) = 0 [pid 6720] <... futex resumed>) = 0 [pid 6719] <... futex resumed>) = 0 [pid 6718] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6723] dup(3 [pid 6722] <... dup resumed>) = 4 [pid 6721] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6723] <... dup resumed>) = 4 [pid 6722] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] <... futex resumed>) = 1 [pid 6724] <... futex resumed>) = 0 [pid 6719] <... futex resumed>) = 0 [pid 6725] dup(3 [pid 6723] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] <... futex resumed>) = 1 [pid 6718] <... futex resumed>) = 0 [pid 6719] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] <... dup resumed>) = 4 [pid 6724] dup(3 [pid 6723] <... futex resumed>) = 1 [pid 6722] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6721] <... futex resumed>) = 0 [pid 6720] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6718] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... dup resumed>) = 4 [pid 6723] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6721] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] <... futex resumed>) = 0 [pid 6725] <... futex resumed>) = 1 [pid 6724] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6722] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6721] <... futex resumed>) = 0 [pid 6719] <... futex resumed>) = 0 [pid 6718] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] <... futex resumed>) = 1 [pid 6723] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6721] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] <... futex resumed>) = 0 [pid 6719] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6724] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6720] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = 0 [pid 6725] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 6719] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./61/binderfs") = 0 [pid 5839] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5839] rmdir("./61") = 0 [pid 5839] mkdir("./62", 0777) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555566ac7690) = 6726 ./strace-static-x86_64: Process 6726 attached [pid 6721] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6721] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... futex resumed>) = 0 [pid 6718] <... futex resumed>) = 0 [pid 6721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6726] set_robust_list(0x555566ac76a0, 24 [pid 6718] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6726] <... set_robust_list resumed>) = 0 [pid 6721] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6718] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6721] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6726] chdir("./62" [pid 6721] <... mprotect resumed>) = 0 [pid 6719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6718] <... mprotect resumed>) = 0 [pid 6726] <... chdir resumed>) = 0 [pid 6721] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6719] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6721] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6720] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6727 attached [pid 6726] <... prctl resumed>) = 0 [pid 6720] <... futex resumed>) = 0 [pid 6719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6727] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6726] setpgid(0, 0 [pid 6721] <... clone3 resumed> => {parent_tid=[6727]}, 88) = 6727 [pid 6720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6719] <... mmap resumed>) = 0x7fb84f1e5000 ./strace-static-x86_64: Process 6728 attached [pid 6726] <... setpgid resumed>) = 0 [pid 6720] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6719] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6728] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6727] <... rseq resumed>) = 0 [pid 6726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6721] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6719] <... mprotect resumed>) = 0 [pid 6718] <... clone3 resumed> => {parent_tid=[6728]}, 88) = 6728 [pid 6728] <... rseq resumed>) = 0 [pid 6727] set_robust_list(0x7fb84f2059a0, 24 [pid 6726] <... openat resumed>) = 3 [pid 6721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] <... mprotect resumed>) = 0 [pid 6719] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6718] rt_sigprocmask(SIG_SETMASK, [], [pid 6719] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6720] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6719] <... clone3 resumed> => {parent_tid=[6729]}, 88) = 6729 [pid 6720] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6719] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6721] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] <... set_robust_list resumed>) = 0 [pid 6721] <... futex resumed>) = 0 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6727] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6718] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6718] <... futex resumed>) = 0 [pid 6727] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6718] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6729 attached [pid 6720] <... clone3 resumed> => {parent_tid=[6730]}, 88) = 6730 [pid 6719] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] rt_sigprocmask(SIG_SETMASK, [], [pid 6719] <... futex resumed>) = 0 [pid 6728] set_robust_list(0x7fb84f2059a0, 24 [pid 6726] write(3, "1000", 4 [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6728] <... set_robust_list resumed>) = 0 [pid 6726] <... write resumed>) = 4 [pid 6720] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... rseq resumed>) = 0 [pid 6728] rt_sigprocmask(SIG_SETMASK, [], [pid 6726] close(3 [pid 6720] <... futex resumed>) = 0 [pid 6728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6726] <... close resumed>) = 0 [pid 6720] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6726] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6730 attached [pid 6727] <... madvise resumed>) = 0 [pid 6726] <... symlink resumed>) = 0 executing program [pid 6729] set_robust_list(0x7fb84f2059a0, 24 [pid 6726] write(1, "executing program\n", 18 [pid 6729] <... set_robust_list resumed>) = 0 [pid 6726] <... write resumed>) = 18 [pid 6729] rt_sigprocmask(SIG_SETMASK, [], [pid 6726] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6726] <... futex resumed>) = 0 [pid 6729] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6726] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6730] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6729] <... madvise resumed>) = 0 [pid 6726] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6726] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6730] <... rseq resumed>) = 0 [pid 6728] <... madvise resumed>) = 0 [pid 6727] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6730] set_robust_list(0x7fb84f2059a0, 24 [pid 6727] <... futex resumed>) = 1 [pid 6721] <... futex resumed>) = 0 [pid 6730] <... set_robust_list resumed>) = 0 [pid 6730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6727] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] <... mmap resumed>) = 0x7fb84f206000 [pid 6730] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6726] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6726] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6728] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6728] <... futex resumed>) = 1 [pid 6726] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6718] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6731 attached [pid 6728] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] <... clone3 resumed> => {parent_tid=[6731]}, 88) = 6731 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6726] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6726] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6729] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... rseq resumed>) = 0 [pid 6729] <... futex resumed>) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6731] set_robust_list(0x7fb84f2269a0, 24 [pid 6729] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6731] <... set_robust_list resumed>) = 0 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6731] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6730] <... madvise resumed>) = 0 [pid 6731] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 1 [pid 6726] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] dup(3 [pid 6726] <... futex resumed>) = 0 [pid 6731] <... dup resumed>) = 4 [pid 6726] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6731] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6726] <... futex resumed>) = 0 [pid 6731] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6730] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... futex resumed>) = 1 [pid 6730] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] <... futex resumed>) = 0 [pid 6731] <... mmap resumed>) = 0x20000000 [pid 6722] <... mmap resumed>) = 0x20000000 [pid 6724] <... mmap resumed>) = 0x20000000 [pid 6725] <... mmap resumed>) = 0x20000000 [pid 6724] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6725] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... futex resumed>) = 0 [pid 6722] <... futex resumed>) = 0 [pid 6731] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = 0 [pid 6724] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6723] <... mmap resumed>) = 0x20000000 [pid 6722] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] exit_group(0 [pid 6719] exit_group(0 [pid 6718] exit_group(0 [pid 6731] <... futex resumed>) = 0 [pid 6728] <... futex resumed>) = ? [pid 6726] <... futex resumed>) = 0 [pid 6723] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] <... futex resumed>) = ? [pid 6719] <... exit_group resumed>) = ? [pid 6718] <... exit_group resumed>) = ? [pid 6729] <... futex resumed>) = ? [pid 6731] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6730] <... futex resumed>) = ? [pid 6729] +++ exited with 0 +++ [pid 6728] +++ exited with 0 +++ [pid 6726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6725] +++ exited with 0 +++ [pid 6724] <... futex resumed>) = ? [pid 6723] <... futex resumed>) = 0 [pid 6722] +++ exited with 0 +++ [pid 6720] <... exit_group resumed>) = ? [pid 6719] +++ exited with 0 +++ [pid 6718] +++ exited with 0 +++ [pid 6730] +++ exited with 0 +++ [pid 6726] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6724] +++ exited with 0 +++ [pid 6723] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6721] exit_group(0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6719, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6727] <... futex resumed>) = ? [pid 6726] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6723] <... futex resumed>) = ? [pid 6721] <... exit_group resumed>) = ? [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6727] +++ exited with 0 +++ [pid 6726] <... mprotect resumed>) = 0 [pid 6723] +++ exited with 0 +++ [pid 6721] +++ exited with 0 +++ [pid 6720] +++ exited with 0 +++ [pid 5840] <... restart_syscall resumed>) = 0 [pid 6726] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6718, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6726] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6721, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6720, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6726] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6732 attached [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6732] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6726] <... clone3 resumed> => {parent_tid=[6732]}, 88) = 6732 [pid 5840] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6732] <... rseq resumed>) = 0 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], [pid 5840] <... openat resumed>) = 3 [pid 5838] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6732] set_robust_list(0x7fb84f2059a0, 24 [pid 6726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] <... set_robust_list resumed>) = 0 [pid 6726] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] newfstatat(3, "", [pid 5838] <... openat resumed>) = 3 [pid 6732] rt_sigprocmask(SIG_SETMASK, [], [pid 6726] <... futex resumed>) = 0 [pid 6732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6726] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] newfstatat(3, "", [pid 6732] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5840] getdents64(3, [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./61/binderfs") = 0 [pid 5840] getdents64(3, [pid 6732] <... madvise resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5838] getdents64(3, [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6732] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] close(3 [pid 5838] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6732] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6732] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] exit_group(0) = ? [pid 6731] <... futex resumed>) = ? [pid 5844] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6732] <... futex resumed>) = ? [pid 6731] +++ exited with 0 +++ [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] rmdir("./61" [pid 5838] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5844] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... rmdir resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5838] unlink("./61/binderfs" [pid 5841] newfstatat(3, "", [pid 5844] newfstatat(3, "", [pid 5838] <... unlink resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] mkdir("./62", 0777 [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5840] <... mkdir resumed>) = 0 [pid 5838] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] close(3 [pid 5844] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5841] newfstatat(AT_FDCWD, "./62/binderfs", [pid 5838] <... close resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] rmdir("./61") = 0 ./strace-static-x86_64: Process 6733 attached [pid 5844] unlink("./61/binderfs" [pid 5841] unlink("./62/binderfs" [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6733 [pid 6733] set_robust_list(0x555566ac76a0, 24 [pid 5844] <... unlink resumed>) = 0 [pid 5838] mkdir("./62", 0777 [pid 6733] <... set_robust_list resumed>) = 0 [pid 6733] chdir("./62" [pid 5841] <... unlink resumed>) = 0 [pid 6733] <... chdir resumed>) = 0 [pid 6733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... mkdir resumed>) = 0 [pid 6733] <... prctl resumed>) = 0 [pid 5841] getdents64(3, [pid 6733] setpgid(0, 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6733] <... setpgid resumed>) = 0 [pid 5841] close(3 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... close resumed>) = 0 ./strace-static-x86_64: Process 6734 attached [pid 6733] <... openat resumed>) = 3 [pid 5841] rmdir("./62") = 0 [pid 6734] set_robust_list(0x555566ac76a0, 24 [pid 6733] write(3, "1000", 4 [pid 5844] getdents64(3, [pid 5841] mkdir("./63", 0777 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6734 [pid 6734] <... set_robust_list resumed>) = 0 [pid 6733] <... write resumed>) = 4 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 6734] chdir("./62" [pid 6733] close(3 [pid 5844] close(3 [pid 6733] <... close resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 6733] symlink("/dev/binderfs", "./binderfs" [pid 5844] rmdir("./61" [pid 6734] <... chdir resumed>) = 0 [pid 6733] <... symlink resumed>) = 0 [pid 6732] +++ exited with 0 +++ [pid 6726] +++ exited with 0 +++ [pid 5844] <... rmdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6733] write(1, "executing program\n", 18executing program [pid 6734] <... prctl resumed>) = 0 [pid 6733] <... write resumed>) = 18 [pid 6733] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6735 attached [pid 6734] setpgid(0, 0 [pid 5844] mkdir("./62", 0777 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6726, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6735] set_robust_list(0x555566ac76a0, 24 [pid 6734] <... setpgid resumed>) = 0 [pid 6733] <... futex resumed>) = 0 [pid 6734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6733] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6735 [pid 6735] <... set_robust_list resumed>) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6733] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6735] chdir("./63" [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6734] <... openat resumed>) = 3 [pid 5839] <... restart_syscall resumed>) = 0 [pid 6733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6735] <... chdir resumed>) = 0 [pid 6734] write(3, "1000", 4 [pid 6733] <... mmap resumed>) = 0x7fb84f206000 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6734] <... write resumed>) = 4 [pid 6733] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5839] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6733] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6736 attached [pid 6735] <... prctl resumed>) = 0 [pid 6734] close(3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6736] set_robust_list(0x555566ac76a0, 24 [pid 6735] setpgid(0, 0 [pid 6734] <... close resumed>) = 0 [pid 6733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6736 [pid 6736] <... set_robust_list resumed>) = 0 [pid 6735] <... setpgid resumed>) = 0 [pid 6734] symlink("/dev/binderfs", "./binderfs" [pid 6733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6737 attached [pid 6736] chdir("./62" [pid 6735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6734] <... symlink resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6737] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6735] <... openat resumed>) = 3 [pid 6734] write(1, "executing program\n", 18executing program [pid 6737] <... rseq resumed>) = 0 [pid 6736] <... chdir resumed>) = 0 [pid 6735] write(3, "1000", 4 [pid 6734] <... write resumed>) = 18 [pid 6733] <... clone3 resumed> => {parent_tid=[6737]}, 88) = 6737 [pid 5839] newfstatat(3, "", [pid 6737] set_robust_list(0x7fb84f2269a0, 24 [pid 6736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6735] <... write resumed>) = 4 [pid 6734] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6737] <... set_robust_list resumed>) = 0 [pid 6736] <... prctl resumed>) = 0 [pid 6735] close(3 [pid 6734] <... futex resumed>) = 0 [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] getdents64(3, [pid 6737] rt_sigprocmask(SIG_SETMASK, [], [pid 6736] setpgid(0, 0 [pid 6735] <... close resumed>) = 0 [pid 6734] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6733] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6736] <... setpgid resumed>) = 0 [pid 6733] <... futex resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6737] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6733] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] symlink("/dev/binderfs", "./binderfs" [pid 6734] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6737] <... openat resumed>) = 3 [pid 6736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6735] <... symlink resumed>) = 0 [pid 6734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 5839] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6735] write(1, "executing program\n", 18 [pid 6734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] <... write resumed>) = 18 [pid 6734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6735] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] <... mmap resumed>) = 0x7fb84f206000 [pid 6735] <... futex resumed>) = 0 [pid 6734] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6735] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6734] <... mprotect resumed>) = 0 [pid 6735] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6735] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6737] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... openat resumed>) = 3 [pid 6735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6737] <... futex resumed>) = 1 [pid 6736] write(3, "1000", 4 [pid 6735] <... mmap resumed>) = 0x7fb84f206000 [pid 6734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6733] <... futex resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./62/binderfs", ./strace-static-x86_64: Process 6738 attached [pid 6737] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] <... write resumed>) = 4 [pid 6735] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6733] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6738] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6736] close(3 [pid 6735] <... mprotect resumed>) = 0 [pid 6733] <... futex resumed>) = 0 [pid 5839] unlink("./62/binderfs" [pid 6738] <... rseq resumed>) = 0 [pid 6737] dup(3 [pid 6736] <... close resumed>) = 0 [pid 6735] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6734] <... clone3 resumed> => {parent_tid=[6738]}, 88) = 6738 [pid 6733] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6738] set_robust_list(0x7fb84f2269a0, 24 [pid 6737] <... dup resumed>) = 4 [pid 6736] symlink("/dev/binderfs", "./binderfs" [pid 6735] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6734] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... unlink resumed>) = 0 [pid 6738] <... set_robust_list resumed>) = 0 [pid 6737] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... symlink resumed>) = 0 [pid 6738] rt_sigprocmask(SIG_SETMASK, [], [pid 6737] <... futex resumed>) = 1 [pid 6735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] <... futex resumed>) = 0 [pid 5839] getdents64(3, ./strace-static-x86_64: Process 6739 attached executing program [pid 6738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] write(1, "executing program\n", 18 [pid 6734] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6739] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6738] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6736] <... write resumed>) = 18 [pid 6735] <... clone3 resumed> => {parent_tid=[6739]}, 88) = 6739 [pid 6734] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 0 [pid 5839] close(3 [pid 6739] <... rseq resumed>) = 0 [pid 6738] <... openat resumed>) = 3 [pid 6737] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6736] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6734] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... close resumed>) = 0 [pid 6739] set_robust_list(0x7fb84f2269a0, 24 [pid 6738] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = 0 [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5839] rmdir("./62" [pid 6739] <... set_robust_list resumed>) = 0 [pid 6738] <... futex resumed>) = 0 [pid 6736] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6735] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rmdir resumed>) = 0 [pid 6739] rt_sigprocmask(SIG_SETMASK, [], [pid 6738] dup(3 [pid 6736] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6735] <... futex resumed>) = 0 [pid 6734] <... futex resumed>) = 0 [pid 5839] mkdir("./63", 0777 [pid 6739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6738] <... dup resumed>) = 4 [pid 6736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6735] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6734] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... mkdir resumed>) = 0 [pid 6739] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6738] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6738] <... futex resumed>) = 1 [pid 6734] <... futex resumed>) = 0 [pid 6739] <... openat resumed>) = 3 [pid 6738] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6734] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... mmap resumed>) = 0x7fb84f206000 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6736] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6740 attached [pid 6739] <... futex resumed>) = 1 [pid 6736] <... mprotect resumed>) = 0 [pid 6735] <... futex resumed>) = 0 [pid 6740] set_robust_list(0x555566ac76a0, 24 [pid 6739] dup(3 [pid 6735] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... set_robust_list resumed>) = 0 [pid 6739] <... dup resumed>) = 4 [pid 6736] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6735] <... futex resumed>) = 0 [pid 6734] <... futex resumed>) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6740 [pid 6740] chdir("./63" [pid 6739] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6735] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6734] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] <... chdir resumed>) = 0 [pid 6739] <... futex resumed>) = 0 [pid 6736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6739] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... prctl resumed>) = 0 [pid 6736] <... clone3 resumed> => {parent_tid=[6741]}, 88) = 6741 ./strace-static-x86_64: Process 6741 attached [pid 6740] setpgid(0, 0 [pid 6735] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] rt_sigprocmask(SIG_SETMASK, [], [pid 6741] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6740] <... setpgid resumed>) = 0 [pid 6739] <... futex resumed>) = 0 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] <... futex resumed>) = 1 [pid 6741] <... rseq resumed>) = 0 [pid 6740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6739] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6736] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] set_robust_list(0x7fb84f2269a0, 24 [pid 6740] <... openat resumed>) = 3 [pid 6736] <... futex resumed>) = 0 [pid 6741] <... set_robust_list resumed>) = 0 [pid 6740] write(3, "1000", 4 [pid 6736] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] <... write resumed>) = 4 [pid 6741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6740] close(3) = 0 [pid 6740] symlink("/dev/binderfs", "./binderfs"executing program [pid 6741] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6740] <... symlink resumed>) = 0 [pid 6741] <... openat resumed>) = 3 [pid 6740] write(1, "executing program\n", 18 [pid 6741] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... write resumed>) = 18 [pid 6741] <... futex resumed>) = 1 [pid 6740] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = 0 [pid 6741] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... futex resumed>) = 0 [pid 6736] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6736] <... futex resumed>) = 0 [pid 6741] dup(3 [pid 6740] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6736] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] <... dup resumed>) = 4 [pid 6740] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6741] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6741] <... futex resumed>) = 1 [pid 6740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6736] <... futex resumed>) = 0 [pid 6741] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... mmap resumed>) = 0x7fb84f206000 [pid 6736] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6736] <... futex resumed>) = 0 [pid 6741] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6740] <... mprotect resumed>) = 0 [pid 6736] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6733] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6733] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6740] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6733] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6733] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6740] <... clone3 resumed> => {parent_tid=[6742]}, 88) = 6742 ./strace-static-x86_64: Process 6742 attached [pid 6733] <... mprotect resumed>) = 0 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], [pid 6742] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6742] <... rseq resumed>) = 0 [pid 6733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6742] set_robust_list(0x7fb84f2269a0, 24 [pid 6733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6742] <... set_robust_list resumed>) = 0 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6743 attached [pid 6742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6740] <... futex resumed>) = 0 [pid 6740] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6742] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6743] <... rseq resumed>) = 0 [pid 6743] set_robust_list(0x7fb84f2059a0, 24 [pid 6733] <... clone3 resumed> => {parent_tid=[6743]}, 88) = 6743 [pid 6742] <... openat resumed>) = 3 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 6743] <... set_robust_list resumed>) = 0 [pid 6742] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6742] <... futex resumed>) = 1 [pid 6733] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 0 [pid 6740] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] <... futex resumed>) = 0 [pid 6742] dup(3 [pid 6743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6740] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6742] <... dup resumed>) = 4 [pid 6734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6742] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6734] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6734] <... futex resumed>) = 0 [pid 6734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6740] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = 1 [pid 6734] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6742] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6740] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6734] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6743] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6734] <... mprotect resumed>) = 0 [pid 6735] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6743] <... futex resumed>) = 1 [pid 6735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6733] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6735] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6743] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6744 attached [pid 6736] <... futex resumed>) = 0 [pid 6735] <... mprotect resumed>) = 0 [pid 6744] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6735] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6744] <... rseq resumed>) = 0 [pid 6736] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6735] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6734] <... clone3 resumed> => {parent_tid=[6744]}, 88) = 6744 [pid 6744] set_robust_list(0x7fb84f2059a0, 24 [pid 6736] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6744] <... set_robust_list resumed>) = 0 [pid 6736] <... mprotect resumed>) = 0 [pid 6734] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] rt_sigprocmask(SIG_SETMASK, [], [pid 6736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} => {parent_tid=[6745]}, 88) = 6745 [pid 6736] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6745 attached ./strace-static-x86_64: Process 6746 attached [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6746] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6744] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6736] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... clone3 resumed> => {parent_tid=[6746]}, 88) = 6746 [pid 6734] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = 0 [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6745] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6736] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] <... rseq resumed>) = 0 [pid 6735] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] set_robust_list(0x7fb84f2059a0, 24 [pid 6735] <... futex resumed>) = 0 [pid 6745] <... set_robust_list resumed>) = 0 [pid 6735] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6746] <... rseq resumed>) = 0 [pid 6745] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6744] <... madvise resumed>) = 0 [pid 6734] <... futex resumed>) = 0 [pid 6746] set_robust_list(0x7fb84f2059a0, 24 [pid 6734] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... set_robust_list resumed>) = 0 [pid 6746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6746] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6740] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6740] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] <... madvise resumed>) = 0 [pid 6740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6745] <... madvise resumed>) = 0 [pid 6744] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6744] <... futex resumed>) = 1 [pid 6734] <... futex resumed>) = 0 [pid 6744] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6745] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6745] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... mprotect resumed>) = 0 [pid 6740] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6746] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = 0 [pid 6746] <... futex resumed>) = 1 [pid 6746] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6747 attached [pid 6747] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6740] <... clone3 resumed> => {parent_tid=[6747]}, 88) = 6747 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6740] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6740] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] <... rseq resumed>) = 0 [pid 6747] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6747] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6738] <... mmap resumed>) = 0x20000000 [pid 6747] <... madvise resumed>) = 0 [pid 6742] <... mmap resumed>) = 0x20000000 [pid 6741] <... mmap resumed>) = 0x20000000 [pid 6739] <... mmap resumed>) = 0x20000000 [pid 6737] <... mmap resumed>) = 0x20000000 [pid 6747] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] exit_group(0 [pid 6733] exit_group(0 [pid 6747] <... futex resumed>) = 1 [pid 6746] <... futex resumed>) = ? [pid 6743] <... futex resumed>) = ? [pid 6742] <... futex resumed>) = 0 [pid 6741] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = 0 [pid 6739] <... futex resumed>) = ? [pid 6738] <... futex resumed>) = 0 [pid 6737] <... futex resumed>) = ? [pid 6735] <... exit_group resumed>) = ? [pid 6733] <... exit_group resumed>) = ? [pid 6747] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6746] +++ exited with 0 +++ [pid 6743] +++ exited with 0 +++ [pid 6742] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] exit_group(0 [pid 6739] +++ exited with 0 +++ [pid 6738] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... exit_group resumed>) = ? [pid 6736] exit_group(0 [pid 6734] exit_group(0 [pid 6747] <... futex resumed>) = ? [pid 6745] <... futex resumed>) = ? [pid 6744] <... futex resumed>) = ? [pid 6742] <... futex resumed>) = ? [pid 6741] <... futex resumed>) = ? [pid 6738] <... futex resumed>) = ? [pid 6734] <... exit_group resumed>) = ? [pid 6745] +++ exited with 0 +++ [pid 6744] +++ exited with 0 +++ [pid 6742] +++ exited with 0 +++ [pid 6741] +++ exited with 0 +++ [pid 6738] +++ exited with 0 +++ [pid 6737] +++ exited with 0 +++ [pid 6736] <... exit_group resumed>) = ? [pid 6734] +++ exited with 0 +++ [pid 6733] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6734, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6733, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5838] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6736] +++ exited with 0 +++ [pid 6735] +++ exited with 0 +++ [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6736, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6735, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5838] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... openat resumed>) = 3 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5841] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... openat resumed>) = 3 [pid 5838] getdents64(3, [pid 5844] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(3, "", [pid 5844] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] getdents64(3, [pid 5841] getdents64(3, [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] newfstatat(AT_FDCWD, "./62/binderfs", [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./62/binderfs") = 0 [pid 5840] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5840] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5844] <... close resumed>) = 0 [pid 5840] newfstatat(3, "", [pid 5844] rmdir("./62" [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] mkdir("./63", 0777 [pid 5841] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] unlink("./62/binderfs" [pid 5841] newfstatat(AT_FDCWD, "./63/binderfs", [pid 5840] newfstatat(AT_FDCWD, "./62/binderfs", [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6748 attached [pid 5841] unlink("./63/binderfs" [pid 5840] unlink("./62/binderfs" [pid 5838] getdents64(3, [pid 6747] +++ exited with 0 +++ [pid 6740] +++ exited with 0 +++ [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5838] close(3 [pid 6748] set_robust_list(0x555566ac76a0, 24 [pid 5841] getdents64(3, [pid 5840] getdents64(3, [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6740, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5838] <... close resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] rmdir("./62" [pid 6748] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6748 [pid 5841] close(3 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 6748] chdir("./63" [pid 5841] <... close resumed>) = 0 [pid 5840] close(3 [pid 5838] mkdir("./63", 0777 [pid 6748] <... chdir resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] rmdir("./63" [pid 5840] rmdir("./62" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... mkdir resumed>) = 0 [pid 6748] <... prctl resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6748] setpgid(0, 0) = 0 [pid 5840] mkdir("./63", 0777 [pid 5839] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6749 attached [pid 6748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] mkdir("./64", 0777 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 6748] <... openat resumed>) = 3 [pid 5841] <... mkdir resumed>) = 0 [pid 6749] set_robust_list(0x555566ac76a0, 24 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6749 ./strace-static-x86_64: Process 6750 attached [pid 6748] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 6751 attached [pid 6750] set_robust_list(0x555566ac76a0, 24 [pid 6749] <... set_robust_list resumed>) = 0 [pid 6748] close(3 [pid 5839] getdents64(3, [pid 6751] set_robust_list(0x555566ac76a0, 24 [pid 6750] <... set_robust_list resumed>) = 0 [pid 6749] chdir("./63" [pid 6748] <... close resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6751 [pid 6751] <... set_robust_list resumed>) = 0 [pid 6750] chdir("./64" [pid 6749] <... chdir resumed>) = 0 [pid 6748] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6750 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6751] chdir("./63"executing program [pid 6750] <... chdir resumed>) = 0 [pid 6749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6748] <... symlink resumed>) = 0 [pid 5839] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6749] <... prctl resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6750] <... prctl resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./63/binderfs", [pid 6751] <... chdir resumed>) = 0 [pid 6750] setpgid(0, 0 [pid 6748] write(1, "executing program\n", 18 [pid 6751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6748] <... write resumed>) = 18 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6751] <... prctl resumed>) = 0 [pid 6748] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] setpgid(0, 0 [pid 6748] <... futex resumed>) = 0 [pid 6751] <... setpgid resumed>) = 0 [pid 6748] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6748] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6751] <... openat resumed>) = 3 [pid 6750] <... setpgid resumed>) = 0 [pid 6749] setpgid(0, 0 [pid 5839] unlink("./63/binderfs" [pid 6748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6749] <... setpgid resumed>) = 0 [pid 6748] <... mmap resumed>) = 0x7fb84f206000 [pid 6748] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... unlink resumed>) = 0 [pid 6750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6748] <... mprotect resumed>) = 0 [pid 6751] write(3, "1000", 4 [pid 5839] getdents64(3, [pid 6751] <... write resumed>) = 4 [pid 6750] <... openat resumed>) = 3 [pid 6749] <... openat resumed>) = 3 [pid 6748] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6751] close(3 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6750] write(3, "1000", 4 [pid 6749] write(3, "1000", 4) = 4 [pid 6749] close(3) = 0 executing program [pid 6751] <... close resumed>) = 0 [pid 6750] <... write resumed>) = 4 [pid 6749] symlink("/dev/binderfs", "./binderfs" [pid 6748] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] close(3 [pid 6751] symlink("/dev/binderfs", "./binderfs" [pid 6750] close(3 [pid 6749] <... symlink resumed>) = 0 [pid 6748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6751] <... symlink resumed>) = 0 [pid 6750] <... close resumed>) = 0 [pid 6749] write(1, "executing program\n", 18./strace-static-x86_64: Process 6752 attached [pid 6751] write(1, "executing program\n", 18 [pid 6750] symlink("/dev/binderfs", "./binderfs"executing program [pid 6749] <... write resumed>) = 18 [pid 5839] <... close resumed>) = 0 [pid 6751] <... write resumed>) = 18 [pid 6750] <... symlink resumed>) = 0 [pid 6749] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] <... clone3 resumed> => {parent_tid=[6752]}, 88) = 6752 [pid 6752] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 5839] rmdir("./63" [pid 6752] <... rseq resumed>) = 0 [pid 6751] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] write(1, "executing program\n", 18 [pid 6749] <... futex resumed>) = 0 [pid 6748] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6752] set_robust_list(0x7fb84f2269a0, 24 [pid 6751] <... futex resumed>) = 0 [pid 6750] <... write resumed>) = 18 [pid 6749] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 6752] <... set_robust_list resumed>) = 0 [pid 6751] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6750] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6748] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] mkdir("./64", 0777 [pid 6752] rt_sigprocmask(SIG_SETMASK, [], [pid 6751] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6750] <... futex resumed>) = 0 [pid 6749] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6748] <... futex resumed>) = 0 [pid 6751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6750] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6748] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6752] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6750] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6749] <... mmap resumed>) = 0x7fb84f206000 [pid 6752] <... openat resumed>) = 3 [pid 6751] <... mmap resumed>) = 0x7fb84f206000 [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6749] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6751] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6750] <... mmap resumed>) = 0x7fb84f206000 [pid 6749] <... mprotect resumed>) = 0 [pid 6752] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] <... mprotect resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6752] <... futex resumed>) = 1 [pid 6748] <... futex resumed>) = 0 [pid 6752] dup(3 [pid 6751] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6750] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6749] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6748] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6753 attached [pid 6750] <... mprotect resumed>) = 0 [pid 6751] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6750] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6749] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6752] <... dup resumed>) = 4 [pid 6748] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6754 attached [pid 6753] set_robust_list(0x555566ac76a0, 24 [pid 6752] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6748] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] <... set_robust_list resumed>) = 0 [pid 6752] <... futex resumed>) = 0 [pid 6748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6753 [pid 6752] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6748] <... futex resumed>) = 0 [pid 6748] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] chdir("./64" [pid 6752] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0./strace-static-x86_64: Process 6755 attached [pid 6754] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6750] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6755] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6754] <... rseq resumed>) = 0 [pid 6751] <... clone3 resumed> => {parent_tid=[6754]}, 88) = 6754 [pid 6749] <... clone3 resumed> => {parent_tid=[6755]}, 88) = 6755 [pid 6755] <... rseq resumed>) = 0 [pid 6754] set_robust_list(0x7fb84f2269a0, 24 [pid 6751] rt_sigprocmask(SIG_SETMASK, [], [pid 6750] <... clone3 resumed> => {parent_tid=[6756]}, 88) = 6756 [pid 6749] rt_sigprocmask(SIG_SETMASK, [], [pid 6755] set_robust_list(0x7fb84f2269a0, 24 [pid 6754] <... set_robust_list resumed>) = 0 [pid 6751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] rt_sigprocmask(SIG_SETMASK, [], [pid 6749] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6756 attached [pid 6755] <... set_robust_list resumed>) = 0 [pid 6754] rt_sigprocmask(SIG_SETMASK, [], [pid 6751] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6749] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6755] rt_sigprocmask(SIG_SETMASK, [], [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6753] <... chdir resumed>) = 0 [pid 6751] <... futex resumed>) = 0 [pid 6750] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] <... futex resumed>) = 0 [pid 6756] <... rseq resumed>) = 0 [pid 6755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6754] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6751] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] <... futex resumed>) = 0 [pid 6749] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] set_robust_list(0x7fb84f2269a0, 24 [pid 6755] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6754] <... openat resumed>) = 3 [pid 6753] <... prctl resumed>) = 0 [pid 6750] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] <... set_robust_list resumed>) = 0 [pid 6755] <... openat resumed>) = 3 [pid 6754] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] rt_sigprocmask(SIG_SETMASK, [], [pid 6754] <... futex resumed>) = 1 [pid 6753] setpgid(0, 0 [pid 6751] <... futex resumed>) = 0 [pid 6756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6755] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] <... setpgid resumed>) = 0 [pid 6751] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6755] <... futex resumed>) = 1 [pid 6754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] <... futex resumed>) = 0 [pid 6749] <... futex resumed>) = 0 [pid 6756] <... openat resumed>) = 3 [pid 6755] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] dup(3 [pid 6753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6751] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] <... dup resumed>) = 4 [pid 6749] <... futex resumed>) = 0 [pid 6756] <... futex resumed>) = 1 [pid 6755] dup(3 [pid 6754] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... futex resumed>) = 0 [pid 6749] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] <... dup resumed>) = 4 [pid 6754] <... futex resumed>) = 1 [pid 6753] <... openat resumed>) = 3 [pid 6751] <... futex resumed>) = 0 [pid 6750] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6755] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6751] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... futex resumed>) = 0 [pid 6753] write(3, "1000", 4 [pid 6756] dup(3 [pid 6755] <... futex resumed>) = 1 [pid 6754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] <... futex resumed>) = 0 [pid 6749] <... futex resumed>) = 0 [pid 6755] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6754] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6751] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... dup resumed>) = 4 [pid 6753] <... write resumed>) = 4 [pid 6749] <... futex resumed>) = 0 [pid 6756] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] close(3 [pid 6756] <... futex resumed>) = 1 [pid 6753] <... close resumed>) = 0 [pid 6756] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] symlink("/dev/binderfs", "./binderfs" [pid 6750] <... futex resumed>) = 0 [pid 6749] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] <... symlink resumed>) = 0 [pid 6750] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... futex resumed>) = 0 [pid 6753] write(1, "executing program\n", 18 [pid 6750] <... futex resumed>) = 1 [pid 6756] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 6750] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] <... write resumed>) = 18 [pid 6753] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6753] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6753] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6753] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6753] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6753] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6757 attached => {parent_tid=[6757]}, 88) = 6757 [pid 6757] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6753] rt_sigprocmask(SIG_SETMASK, [], [pid 6757] <... rseq resumed>) = 0 [pid 6753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6757] set_robust_list(0x7fb84f2269a0, 24 [pid 6753] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] <... set_robust_list resumed>) = 0 [pid 6753] <... futex resumed>) = 0 [pid 6753] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6757] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6748] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6757] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] <... futex resumed>) = 1 [pid 6753] <... futex resumed>) = 0 [pid 6748] <... futex resumed>) = 0 [pid 6757] dup(3 [pid 6753] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6757] <... dup resumed>) = 4 [pid 6753] <... futex resumed>) = 0 [pid 6748] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6757] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6753] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] <... mprotect resumed>) = 0 [pid 6757] <... futex resumed>) = 0 [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6757] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6753] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6753] <... futex resumed>) = 0 [pid 6748] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6753] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6758 attached [pid 6758] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053) = 0 [pid 6758] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6758] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] <... clone3 resumed> => {parent_tid=[6758]}, 88) = 6758 [pid 6751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6751] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6751] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6749] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6751] <... mprotect resumed>) = 0 [pid 6749] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6749] <... futex resumed>) = 0 [pid 6751] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6749] <... mmap resumed>) = 0x7fb84f1e5000 ./strace-static-x86_64: Process 6759 attached [pid 6749] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6751] <... clone3 resumed> => {parent_tid=[6759]}, 88) = 6759 [pid 6749] <... mprotect resumed>) = 0 [pid 6748] rt_sigprocmask(SIG_SETMASK, [], [pid 6751] rt_sigprocmask(SIG_SETMASK, [], [pid 6749] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6749] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6759] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6751] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6760 attached [pid 6759] <... rseq resumed>) = 0 [pid 6751] <... futex resumed>) = 0 [pid 6750] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6758] <... futex resumed>) = 0 [pid 6751] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] <... futex resumed>) = 0 [pid 6749] <... clone3 resumed> => {parent_tid=[6760]}, 88) = 6760 [pid 6748] <... futex resumed>) = 1 [pid 6760] <... rseq resumed>) = 0 [pid 6758] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6760] set_robust_list(0x7fb84f2059a0, 24 [pid 6759] set_robust_list(0x7fb84f2059a0, 24 [pid 6750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6749] rt_sigprocmask(SIG_SETMASK, [], [pid 6748] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] <... set_robust_list resumed>) = 0 [pid 6760] rt_sigprocmask(SIG_SETMASK, [], [pid 6759] <... set_robust_list resumed>) = 0 [pid 6750] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6760] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] rt_sigprocmask(SIG_SETMASK, [], [pid 6750] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6749] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] <... mprotect resumed>) = 0 [pid 6749] <... futex resumed>) = 0 [pid 6760] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6759] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6749] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] <... madvise resumed>) = 0 [pid 6759] <... madvise resumed>) = 0 [pid 6750] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6750] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6761 attached [pid 6760] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... clone3 resumed> => {parent_tid=[6761]}, 88) = 6761 [pid 6760] <... futex resumed>) = 1 [pid 6758] <... madvise resumed>) = 0 [pid 6750] rt_sigprocmask(SIG_SETMASK, [], [pid 6749] <... futex resumed>) = 0 [pid 6760] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6761] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] <... rseq resumed>) = 0 [pid 6750] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] set_robust_list(0x7fb84f2059a0, 24 [pid 6750] <... futex resumed>) = 0 [pid 6761] <... set_robust_list resumed>) = 0 [pid 6750] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6761] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6758] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = 1 [pid 6748] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 1 [pid 6758] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6751] <... futex resumed>) = 0 [pid 6759] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6753] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6761] <... madvise resumed>) = 0 [pid 6753] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6753] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6761] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... futex resumed>) = 0 [pid 6761] <... futex resumed>) = 1 [pid 6761] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6753] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6762 attached => {parent_tid=[6762]}, 88) = 6762 [pid 6753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6762] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6753] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... rseq resumed>) = 0 [pid 6753] <... futex resumed>) = 0 [pid 6762] set_robust_list(0x7fb84f2059a0, 24 [pid 6753] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] <... set_robust_list resumed>) = 0 [pid 6762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6762] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6762] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6753] <... futex resumed>) = 0 [pid 6762] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] <... mmap resumed>) = 0x20000000 [pid 6757] <... mmap resumed>) = 0x20000000 [pid 6756] <... mmap resumed>) = 0x20000000 [pid 6754] <... mmap resumed>) = 0x20000000 [pid 6752] <... mmap resumed>) = 0x20000000 [pid 6757] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] exit_group(0 [pid 6752] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] exit_group(0 [pid 6749] exit_group(0 [pid 6748] exit_group(0 [pid 6762] <... futex resumed>) = ? [pid 6761] <... futex resumed>) = ? [pid 6760] <... futex resumed>) = ? [pid 6758] <... futex resumed>) = ? [pid 6757] <... futex resumed>) = ? [pid 6756] <... futex resumed>) = ? [pid 6755] <... futex resumed>) = ? [pid 6754] <... futex resumed>) = 0 [pid 6753] <... exit_group resumed>) = ? [pid 6752] <... futex resumed>) = ? [pid 6750] <... exit_group resumed>) = ? [pid 6749] <... exit_group resumed>) = ? [pid 6748] <... exit_group resumed>) = ? [pid 6762] +++ exited with 0 +++ [pid 6761] +++ exited with 0 +++ [pid 6760] +++ exited with 0 +++ [pid 6758] +++ exited with 0 +++ [pid 6757] +++ exited with 0 +++ [pid 6756] +++ exited with 0 +++ [pid 6752] +++ exited with 0 +++ [pid 6754] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] +++ exited with 0 +++ [pid 6751] exit_group(0 [pid 6750] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6750, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 6759] <... futex resumed>) = ? [pid 6754] <... futex resumed>) = ? [pid 6751] <... exit_group resumed>) = ? [pid 6759] +++ exited with 0 +++ [pid 6753] +++ exited with 0 +++ [pid 6754] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6753, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... restart_syscall resumed>) = 0 [pid 5841] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", [pid 6749] +++ exited with 0 +++ [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6749, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5841] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./64/binderfs", [pid 6748] +++ exited with 0 +++ [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./64/binderfs" [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6748, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] <... unlink resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... restart_syscall resumed>) = 0 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5841] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5839] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] rmdir("./64" [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... restart_syscall resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5839] newfstatat(3, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5838] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5841] mkdir("./65", 0777 [pid 5839] getdents64(3, [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... mkdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5838] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] newfstatat(AT_FDCWD, "./63/binderfs", [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5838] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6763 attached [pid 5844] unlink("./63/binderfs" [pid 5838] newfstatat(3, "", [pid 6763] set_robust_list(0x555566ac76a0, 24 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6763] <... set_robust_list resumed>) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5839] unlink("./64/binderfs") = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6763] chdir("./65" [pid 5844] getdents64(3, [pid 5839] getdents64(3, [pid 5838] getdents64(3, [pid 6763] <... chdir resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555566ac7690) = 6763 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] close(3 [pid 5839] close(3 [pid 5838] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6763] <... prctl resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 6763] setpgid(0, 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] rmdir("./64" [pid 6763] <... setpgid resumed>) = 0 [pid 5844] rmdir("./63" [pid 5838] newfstatat(AT_FDCWD, "./63/binderfs", [pid 6763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6751] +++ exited with 0 +++ [pid 5844] <... rmdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6763] <... openat resumed>) = 3 [pid 5844] mkdir("./64", 0777 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6751, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5839] mkdir("./65", 0777 [pid 5838] unlink("./63/binderfs") = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] getdents64(3, ./strace-static-x86_64: Process 6764 attached [pid 6763] write(3, "1000", 4 [pid 5844] <... mkdir resumed>) = 0 [pid 5838] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6764] set_robust_list(0x555566ac76a0, 24 [pid 6763] <... write resumed>) = 4 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] close(3 [pid 6764] <... set_robust_list resumed>) = 0 [pid 6763] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x555566ac7690) = 6764 ./strace-static-x86_64: Process 6765 attached [pid 6763] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 6765] set_robust_list(0x555566ac76a0, 24 [pid 6763] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6765 [pid 5838] rmdir("./63" [pid 6765] <... set_robust_list resumed>) = 0 [pid 6764] chdir("./65" [pid 6763] <... symlink resumed>) = 0 [pid 5840] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6765] chdir("./64" [pid 6764] <... chdir resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... rmdir resumed>) = 0 [pid 6764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6765] <... chdir resumed>) = 0 [pid 6764] <... prctl resumed>) = 0 [pid 6763] write(1, "executing program\n", 18executing program [pid 5840] <... openat resumed>) = 3 [pid 5838] mkdir("./64", 0777 [pid 6765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6764] setpgid(0, 0 [pid 6763] <... write resumed>) = 18 [pid 5840] newfstatat(3, "", [pid 5838] <... mkdir resumed>) = 0 [pid 6765] <... prctl resumed>) = 0 [pid 6764] <... setpgid resumed>) = 0 [pid 6763] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6765] setpgid(0, 0 [pid 6763] <... futex resumed>) = 0 [pid 6765] <... setpgid resumed>) = 0 [pid 6764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] getdents64(3, [pid 6763] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, ./strace-static-x86_64: Process 6766 attached [pid 6765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6763] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6766] set_robust_list(0x555566ac76a0, 24 [pid 6765] <... openat resumed>) = 3 [pid 6763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6766] <... set_robust_list resumed>) = 0 [pid 6763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555566ac7690) = 6766 [pid 6766] chdir("./64" [pid 6765] write(3, "1000", 4 [pid 6763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6766] <... chdir resumed>) = 0 [pid 6765] <... write resumed>) = 4 [pid 6763] <... mmap resumed>) = 0x7fb84f206000 [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6765] close(3 [pid 6763] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6766] <... prctl resumed>) = 0 [pid 6765] <... close resumed>) = 0 [pid 6764] <... openat resumed>) = 3 [pid 6763] <... mprotect resumed>) = 0 [pid 5840] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6766] setpgid(0, 0 [pid 6765] symlink("/dev/binderfs", "./binderfs" [pid 6764] write(3, "1000", 4 [pid 6766] <... setpgid resumed>) = 0 [pid 6763] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6764] <... write resumed>) = 4 [pid 5840] newfstatat(AT_FDCWD, "./63/binderfs", [pid 6764] close(3 [pid 6765] <... symlink resumed>) = 0 [pid 6764] <... close resumed>) = 0 [pid 6766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 6764] symlink("/dev/binderfs", "./binderfs" [pid 6763] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5840] unlink("./63/binderfs" [pid 6766] <... openat resumed>) = 3 [pid 6765] write(1, "executing program\n", 18 [pid 6763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6765] <... write resumed>) = 18 [pid 6764] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6767 attached [pid 6766] write(3, "1000", 4 [pid 6765] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... unlink resumed>) = 0 [pid 6766] <... write resumed>) = 4 [pid 6765] <... futex resumed>) = 0 [pid 6765] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6766] close(3 [pid 6765] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6763] <... clone3 resumed> => {parent_tid=[6767]}, 88) = 6767 [pid 6766] <... close resumed>) = 0 [pid 6765] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6766] symlink("/dev/binderfs", "./binderfs" [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6763] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] <... symlink resumed>) = 0 [pid 6765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] <... mmap resumed>) = 0x7fb84f206000 [pid 6767] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6766] write(1, "executing program\n", 18 [pid 6764] write(1, "executing program\n", 18 [pid 6763] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] getdents64(3, executing program executing program [pid 6767] <... rseq resumed>) = 0 [pid 6767] set_robust_list(0x7fb84f2269a0, 24 [pid 6766] <... write resumed>) = 18 [pid 6765] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6764] <... write resumed>) = 18 [pid 6763] <... futex resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6767] <... set_robust_list resumed>) = 0 [pid 6766] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... mprotect resumed>) = 0 [pid 6764] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] <... futex resumed>) = 0 [pid 6765] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6764] <... futex resumed>) = 0 [pid 5840] close(3 [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6766] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 6765] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6764] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5840] <... close resumed>) = 0 [pid 6767] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6766] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6764] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6768 attached [pid 6766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6767] <... openat resumed>) = 3 [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] rmdir("./63" [pid 6768] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6767] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6765] <... clone3 resumed> => {parent_tid=[6768]}, 88) = 6768 [pid 6764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6768] <... rseq resumed>) = 0 [pid 6767] <... futex resumed>) = 1 [pid 6766] <... mmap resumed>) = 0x7fb84f206000 [pid 6765] rt_sigprocmask(SIG_SETMASK, [], [pid 6764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6763] <... futex resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 6768] set_robust_list(0x7fb84f2269a0, 24 [pid 6767] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6764] <... mmap resumed>) = 0x7fb84f206000 [pid 6763] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... mprotect resumed>) = 0 [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6765] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6763] <... futex resumed>) = 0 [pid 6764] <... mprotect resumed>) = 0 [pid 6763] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6765] <... futex resumed>) = 0 [pid 6764] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6768] <... set_robust_list resumed>) = 0 [pid 6767] dup(3 [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0} [pid 6765] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] mkdir("./64", 0777 [pid 6768] rt_sigprocmask(SIG_SETMASK, [], [pid 6767] <... dup resumed>) = 4 [pid 6764] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6767] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6770 attached ./strace-static-x86_64: Process 6769 attached [pid 6768] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6767] <... futex resumed>) = 1 [pid 6766] <... clone3 resumed> => {parent_tid=[6769]}, 88) = 6769 [pid 6763] <... futex resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 6769] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6767] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6768] <... openat resumed>) = 3 [pid 6770] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 6763] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... rseq resumed>) = 0 [pid 6769] <... rseq resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6768] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] <... clone3 resumed> => {parent_tid=[6770]}, 88) = 6770 [pid 6763] <... futex resumed>) = 1 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6770] set_robust_list(0x7fb84f2269a0, 24 [pid 6769] set_robust_list(0x7fb84f2269a0, 24 [pid 6768] <... futex resumed>) = 1 [pid 6767] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6766] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = 0 [pid 6764] rt_sigprocmask(SIG_SETMASK, [], [pid 6763] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] <... set_robust_list resumed>) = 0 [pid 6769] <... set_robust_list resumed>) = 0 [pid 6768] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] <... futex resumed>) = 0 [pid 6765] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... futex resumed>) = 0 [pid 6764] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] <... futex resumed>) = 0 [pid 6770] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6764] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] <... openat resumed>) = 3 [pid 6770] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6771 attached [pid 6769] rt_sigprocmask(SIG_SETMASK, [], [pid 6768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6768] dup(3 [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6771 [pid 6771] set_robust_list(0x555566ac76a0, 24 [pid 6768] <... dup resumed>) = 4 [pid 6769] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6768] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] <... set_robust_list resumed>) = 0 [pid 6770] <... futex resumed>) = 1 [pid 6769] <... openat resumed>) = 3 [pid 6768] <... futex resumed>) = 1 [pid 6765] <... futex resumed>) = 0 [pid 6764] <... futex resumed>) = 0 [pid 6771] chdir("./64" [pid 6770] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6765] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6765] <... futex resumed>) = 0 [pid 6764] <... futex resumed>) = 0 [pid 6770] dup(3 [pid 6765] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] <... dup resumed>) = 4 [pid 6769] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6768] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6771] <... chdir resumed>) = 0 [pid 6770] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = 1 [pid 6766] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] <... futex resumed>) = 0 [pid 6770] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6766] <... futex resumed>) = 0 [pid 6764] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6769] dup(3 [pid 6771] <... prctl resumed>) = 0 [pid 6769] <... dup resumed>) = 4 [pid 6769] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] setpgid(0, 0 [pid 6769] <... futex resumed>) = 0 [pid 6769] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] <... futex resumed>) = 0 [pid 6771] <... setpgid resumed>) = 0 [pid 6766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6766] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 1 [pid 6771] <... openat resumed>) = 3 [pid 6769] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6766] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] write(3, "1000", 4) = 4 [pid 6771] close(3) = 0 [pid 6771] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6771] write(1, "executing program\n", 18) = 18 [pid 6771] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6771] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, NULL, 8) = 0 [pid 6771] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f206000 [pid 6763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6763] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6763] <... futex resumed>) = 0 [pid 6771] <... mprotect resumed>) = 0 [pid 6763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6763] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6771] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f226990, parent_tid=0x7fb84f226990, exit_signal=0, stack=0x7fb84f206000, stack_size=0x20300, tls=0x7fb84f2266c0}./strace-static-x86_64: Process 6772 attached [pid 6763] <... mprotect resumed>) = 0 [pid 6763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6771] <... clone3 resumed> => {parent_tid=[6772]}, 88) = 6772 [pid 6763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6773 attached [pid 6772] rseq(0x7fb84f226fe0, 0x20, 0, 0x53053053 [pid 6771] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6772] <... rseq resumed>) = 0 [pid 6771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6763] <... clone3 resumed> => {parent_tid=[6773]}, 88) = 6773 [pid 6773] <... rseq resumed>) = 0 [pid 6772] set_robust_list(0x7fb84f2269a0, 24 [pid 6771] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6763] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] set_robust_list(0x7fb84f2059a0, 24 [pid 6772] <... set_robust_list resumed>) = 0 [pid 6765] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] <... set_robust_list resumed>) = 0 [pid 6772] rt_sigprocmask(SIG_SETMASK, [], [pid 6765] <... futex resumed>) = 0 [pid 6763] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], [pid 6772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6763] <... futex resumed>) = 0 [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6772] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6765] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6763] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6772] <... openat resumed>) = 3 [pid 6765] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6771] <... futex resumed>) = 0 [pid 6764] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6771] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6772] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... mprotect resumed>) = 0 [pid 6764] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = 1 [pid 6771] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6765] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6764] <... futex resumed>) = 0 [pid 6772] dup(3 [pid 6771] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6772] <... dup resumed>) = 4 [pid 6771] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6764] <... mmap resumed>) = 0x7fb84f1e5000 ./strace-static-x86_64: Process 6774 attached [pid 6772] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6764] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6774] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6772] <... futex resumed>) = 0 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] <... mmap resumed>) = 0x7fb84f1e5000 [pid 6765] <... clone3 resumed> => {parent_tid=[6774]}, 88) = 6774 [pid 6764] <... mprotect resumed>) = 0 [pid 6774] <... rseq resumed>) = 0 [pid 6773] <... madvise resumed>) = 0 [pid 6772] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6771] futex(0x7fb84f2f63e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE [pid 6765] rt_sigprocmask(SIG_SETMASK, [], [pid 6764] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6774] set_robust_list(0x7fb84f2059a0, 24 [pid 6772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6771] <... futex resumed>) = 0 [pid 6766] <... mprotect resumed>) = 0 [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6764] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6774] <... set_robust_list resumed>) = 0 [pid 6773] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6771] futex(0x7fb84f2f63ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6765] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6773] <... futex resumed>) = 1 [pid 6766] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6765] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6775 attached [pid 6774] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6773] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0} [pid 6765] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] <... clone3 resumed> => {parent_tid=[6775]}, 88) = 6775 [pid 6763] <... futex resumed>) = 0 [pid 6764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6764] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6776 attached ) = 0 [pid 6776] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6774] <... madvise resumed>) = 0 [pid 6766] <... clone3 resumed> => {parent_tid=[6776]}, 88) = 6776 [pid 6764] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] <... rseq resumed>) = 0 [pid 6775] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6776] rt_sigprocmask(SIG_SETMASK, [], [pid 6775] <... rseq resumed>) = 0 [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6775] set_robust_list(0x7fb84f2059a0, 24 [pid 6766] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] <... set_robust_list resumed>) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6775] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6776] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6774] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6765] <... futex resumed>) = 0 [pid 6774] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6775] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] <... futex resumed>) = 0 [pid 6775] <... futex resumed>) = 1 [pid 6775] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6776] <... madvise resumed>) = 0 [pid 6776] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6776] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6771] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb84f1e5000 [pid 6771] mprotect(0x7fb84f1e6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6771] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb84f205990, parent_tid=0x7fb84f205990, exit_signal=0, stack=0x7fb84f1e5000, stack_size=0x20300, tls=0x7fb84f2056c0}./strace-static-x86_64: Process 6777 attached [pid 6777] rseq(0x7fb84f205fe0, 0x20, 0, 0x53053053 [pid 6771] <... clone3 resumed> => {parent_tid=[6777]}, 88) = 6777 [pid 6771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6777] <... rseq resumed>) = 0 [pid 6771] futex(0x7fb84f2f63f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] set_robust_list(0x7fb84f2059a0, 24) = 0 [pid 6771] <... futex resumed>) = 0 [pid 6777] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] futex(0x7fb84f2f63fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6772] <... mmap resumed>) = 0x20000000 [pid 6770] <... mmap resumed>) = 0x20000000 [pid 6769] <... mmap resumed>) = 0x20000000 [pid 6768] <... mmap resumed>) = 0x20000000 [pid 6767] <... mmap resumed>) = 0x20000000 [pid 6777] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6772] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6768] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] exit_group(0 [pid 6774] <... futex resumed>) = ? [pid 6772] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = 0 [pid 6769] <... futex resumed>) = 0 [pid 6768] <... futex resumed>) = ? [pid 6767] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] exit_group(0 [pid 6765] <... exit_group resumed>) = ? [pid 6777] <... madvise resumed>) = 0 [pid 6776] <... futex resumed>) = ? [pid 6774] +++ exited with 0 +++ [pid 6772] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6770] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6768] +++ exited with 0 +++ [pid 6767] <... futex resumed>) = 0 [pid 6766] <... exit_group resumed>) = ? [pid 6777] futex(0x7fb84f2f63fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] +++ exited with 0 +++ [pid 6767] futex(0x7fb84f2f63e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6763] exit_group(0 [pid 6771] <... futex resumed>) = 0 [pid 6777] <... futex resumed>) = 1 [pid 6777] futex(0x7fb84f2f63f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] <... futex resumed>) = ? [pid 6771] exit_group(0 [pid 6767] <... futex resumed>) = ? [pid 6763] <... exit_group resumed>) = ? [pid 6777] <... futex resumed>) = ? [pid 6773] +++ exited with 0 +++ [pid 6772] <... futex resumed>) = ? [pid 6771] <... exit_group resumed>) = ? [pid 6764] exit_group(0 [pid 6777] +++ exited with 0 +++ [pid 6772] +++ exited with 0 +++ [pid 6775] <... futex resumed>) = ? [pid 6771] +++ exited with 0 +++ [pid 6770] <... futex resumed>) = ? [pid 6764] <... exit_group resumed>) = ? [pid 6770] +++ exited with 0 +++ [pid 6765] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6771, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6765, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5840] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5844] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5844] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./64/binderfs") = 0 [pid 5844] getdents64(3, 0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./64") = 0 [pid 5840] newfstatat(3, "", [pid 5844] mkdir("./65", 0777 [pid 6775] +++ exited with 0 +++ [pid 6767] +++ exited with 0 +++ [pid 6764] +++ exited with 0 +++ [pid 6763] +++ exited with 0 +++ [pid 5844] <... mkdir resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6763, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] getdents64(3, [pid 5844] <... clone resumed>, child_tidptr=0x555566ac7690) = 6778 ./strace-static-x86_64: Process 6778 attached [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6764, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6778] set_robust_list(0x555566ac76a0, 24 [pid 5840] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 6778] <... set_robust_list resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... restart_syscall resumed>) = 0 [pid 6778] chdir("./65" [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./64/binderfs", [pid 6778] <... chdir resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] unlink("./64/binderfs" [pid 5839] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6778] <... prctl resumed>) = 0 [pid 5841] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... unlink resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6778] setpgid(0, 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(3, [pid 5839] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6778] <... setpgid resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] <... openat resumed>) = 3 [pid 6778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] close(3 [pid 5839] newfstatat(3, "", [pid 6778] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... close resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5840] rmdir("./64" [pid 5839] getdents64(3, [pid 6778] write(3, "1000", 4 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 6778] <... write resumed>) = 4 [pid 5841] getdents64(3, [pid 5840] mkdir("./65", 0777 [pid 5839] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6778] close(3 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 3 entries */, 32768) = 80 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6778] <... close resumed>) = 0 [pid 5841] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] newfstatat(AT_FDCWD, "./65/binderfs", [pid 6778] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6779 attached [pid 6778] <... symlink resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./65/binderfs", [pid 5840] <... clone resumed>, child_tidptr=0x555566ac7690) = 6779 [pid 5839] unlink("./65/binderfs" [pid 6779] set_robust_list(0x555566ac76a0, 24 [pid 6778] write(1, "executing program\n", 18 executing program [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 6779] <... set_robust_list resumed>) = 0 [pid 6778] <... write resumed>) = 18 [pid 5841] unlink("./65/binderfs" [pid 5839] getdents64(3, [pid 6778] futex(0x7fb84f2f63ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 6778] <... futex resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5839] close(3 [pid 6779] chdir("./65" [pid 6778] rt_sigaction(SIGRT_1, {sa_handler=0x7fb84f292270, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb84f2833f0}, [pid 5841] getdents64(3, [pid 5839] <... close resumed>) = 0 [pid 6779] <... chdir resumed>) = 0 [pid 6778] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] <... getdents64 resumed>0x555566ac8730 /* 0 entries */, 32768) = 0 [pid 5839] rmdir("./65" [pid 6779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] close(3 [pid 5839] <... rmdir resumed>) = 0 [pid 6778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6779] <... prctl resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 6779] setpgid(0, 0 [pid 5841] rmdir("./65" [pid 6779] <... setpgid resumed>) = 0 [pid 6778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] mkdir("./66", 0777 [pid 6779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6778] <... mmap resumed>) = 0x7fb84f206000 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 6778] mprotect(0x7fb84f207000, 131072, PROT_READ|PROT_WRITE [pid 6779] <... openat resumed>) = 3 [ 83.434389][ T6767] BUG: Bad rss-counter state mm:ffff88802607c600 type:MM_FILEPAGES val:16 [pid 6778] <... mprotect resumed>) = 0 [pid 6779] write(3, "1000", 4 [pid 5841] mkdir("./66", 0777 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6780 attached [pid 6778] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] <... mkdir resumed>) = 0 [pid 6780] set_robust_list(0x555566ac76a0, 24 [pid 6779] <... write resumed>) = 4 [pid 6778] <... rt_sigprocmask resumed>[], 8) = 0 [ 83.482218][ T6769] page: refcount:3 mapcount:1 mapping:ffff888148ca13f8 index:0x550 pfn:0x1eef1 [ 83.491493][ T6769] memcg:ffff888140e9c000 [ 83.495750][ T6769] aops:def_blk_aops ino:fa00000 [ 83.500628][ T6769] flags: 0xfff78000000a2d(locked|referenced|uptodate|lru|workingset|owner_2|node=0|zone=1|lastcpupid=0x7ff) [ 83.512100][ T6769] raw: 00fff78000000a2d ffffea0001f07488 ffffea0000925148 ffff888148ca13f8 [ 83.520686][ T6769] raw: 0000000000000550 0000000000000000 0000000300000000 ffff888140e9c000 [ 83.529258][ T6769] page dumped because: VM_BUG_ON_FOLIO(folio_mapped(folio)) [ 83.536540][ T6769] page_owner tracks the page as allocated [ 83.542496][ T6769] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x152c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 6769, tgid 6766 (syz-executor379), ts 83306991243, free_ts 83173883981 [ 83.563251][ T6769] post_alloc_hook+0x1f4/0x240 [ 83.568026][ T6769] get_page_from_freelist+0x365c/0x37a0 [ 83.573601][ T6769] __alloc_frozen_pages_noprof+0x292/0x710 [ 83.579404][ T6769] alloc_pages_mpol+0x30e/0x550 [ 83.584277][ T6769] alloc_pages_noprof+0x121/0x190 [ 83.589324][ T6769] folio_alloc_noprof+0x1e/0x30 [ 83.594185][ T6769] filemap_alloc_folio_noprof+0xe1/0x540 [ 83.599820][ T6769] page_cache_ra_unbounded+0x30e/0x720 [ 83.605275][ T6769] filemap_fault+0x764/0x16c0 [ 83.609948][ T6769] __do_fault+0x135/0x390 [ 83.614276][ T6769] handle_pte_fault+0x39eb/0x5ee0 [ 83.619296][ T6769] handle_mm_fault+0x11f5/0x1d50 [ 83.624225][ T6769] __get_user_pages+0x1a92/0x4140 [ 83.629252][ T6769] populate_vma_page_range+0x264/0x330 [ 83.634706][ T6769] __mm_populate+0x27a/0x460 [ 83.639290][ T6769] vm_mmap_pgoff+0x303/0x430 [ 83.643876][ T6769] page last free pid 6751 tgid 6751 stack trace: [ 83.650315][ T6769] free_unref_folios+0xe40/0x18b0 [ 83.655351][ T6769] folios_put_refs+0x76c/0x860 [ 83.660121][ T6769] truncate_inode_pages_range+0x460/0x10e0 [ 83.665942][ T6769] blkdev_flush_mapping+0x108/0x270 [ 83.671148][ T6769] bdev_release+0x460/0x700 [ 83.676080][ T6769] blkdev_release+0x15/0x20 [ 83.680578][ T6769] __fput+0x3e9/0x9f0 [ 83.684553][ T6769] task_work_run+0x24f/0x310 [ 83.689140][ T6769] do_exit+0xa2f/0x28e0 [ 83.693291][ T6769] do_group_exit+0x207/0x2c0 [ 83.697879][ T6769] __x64_sys_exit_group+0x3f/0x40 [ 83.702899][ T6769] x64_sys_call+0x26a8/0x26b0 [ 83.707572][ T6769] do_syscall_64+0xf3/0x230 [ 83.712073][ T6769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.718052][ T6769] ------------[ cut here ]------------ [ 83.723496][ T6769] kernel BUG at mm/filemap.c:163! [ 83.728545][ T6769] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 83.735482][ T6769] CPU: 1 UID: 0 PID: 6769 Comm: syz-executor379 Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 83.746064][ T6769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 83.756110][ T6769] RIP: 0010:filemap_unaccount_folio+0x73d/0x7d0 [ 83.762351][ T6769] Code: fb c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 cb d3 11 00 90 0f 0b e8 03 fb c7 ff 48 89 df 48 c7 c6 80 ab 13 8c e8 b4 d3 11 00 90 <0f> 0b e8 ec fa c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 9d d3 11 00 [ 83.781953][ T6769] RSP: 0018:ffffc9000bf67330 EFLAGS: 00010046 [ 83.788010][ T6769] RAX: 8285b4d957674500 RBX: ffffea00007bbc40 RCX: ffffc9000bf66f03 [ 83.795970][ T6769] RDX: 0000000000000003 RSI: ffffffff8c0aaba0 RDI: ffffffff8c5fed00 [ 83.803931][ T6769] RBP: 0000000000000000 R08: ffffffff901ab1f7 R09: 1ffffffff203563e [ 83.811890][ T6769] R10: dffffc0000000000 R11: fffffbfff203563f R12: dffffc0000000000 [ 83.819854][ T6769] R13: 1ffffd40000f7789 R14: ffff888148ca13f8 R15: ffffea00007bbc48 [ 83.827818][ T6769] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 83.836737][ T6769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.843313][ T6769] CR2: 00007fb84f2c300f CR3: 000000002798e000 CR4: 00000000003526f0 [ 83.851276][ T6769] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 83.859235][ T6769] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 83.867195][ T6769] Call Trace: [ 83.870463][ T6769] [ 83.873387][ T6769] ? __die_body+0x5f/0xb0 [ 83.877717][ T6769] ? die+0x9e/0xc0 [ 83.881430][ T6769] ? do_trap+0x15a/0x3a0 [ 83.885666][ T6769] ? filemap_unaccount_folio+0x73d/0x7d0 [ 83.891298][ T6769] ? do_error_trap+0x1dc/0x2c0 [ 83.896052][ T6769] ? filemap_unaccount_folio+0x73d/0x7d0 [ 83.901682][ T6769] ? __pfx_do_error_trap+0x10/0x10 [ 83.906791][ T6769] ? report_bug+0x3cd/0x500 [ 83.911287][ T6769] ? handle_invalid_op+0x34/0x40 [ 83.916214][ T6769] ? filemap_unaccount_folio+0x73d/0x7d0 [ 83.921839][ T6769] ? exc_invalid_op+0x38/0x50 [ 83.926507][ T6769] ? asm_exc_invalid_op+0x1a/0x20 [ 83.931526][ T6769] ? filemap_unaccount_folio+0x73d/0x7d0 [ 83.937153][ T6769] delete_from_page_cache_batch+0x172/0xa60 [ 83.943047][ T6769] ? __pfx_delete_from_page_cache_batch+0x10/0x10 [ 83.949458][ T6769] ? folio_mapping+0x17f/0x250 [ 83.954218][ T6769] ? truncate_cleanup_folio+0x280/0x300 [ 83.959759][ T6769] truncate_inode_pages_range+0x36b/0x10e0 [ 83.965562][ T6769] ? mark_lock+0x9a/0x360 [ 83.970059][ T6769] ? __pfx_truncate_inode_pages_range+0x10/0x10 [ 83.976314][ T6769] ? __pfx_has_bh_in_lru+0x10/0x10 [ 83.981414][ T6769] ? __pfx_invalidate_bh_lru+0x10/0x10 [ 83.986865][ T6769] blkdev_flush_mapping+0x108/0x270 [ 83.992056][ T6769] ? bdev_release+0x456/0x700 [ 83.996723][ T6769] bdev_release+0x460/0x700 [ 84.001221][ T6769] blkdev_release+0x15/0x20 [ 84.005714][ T6769] ? __pfx_blkdev_release+0x10/0x10 [ 84.010907][ T6769] __fput+0x3e9/0x9f0 [ 84.015056][ T6769] task_work_run+0x24f/0x310 [ 84.019643][ T6769] ? __pfx_task_work_run+0x10/0x10 [ 84.024758][ T6769] ? switch_task_namespaces+0xe4/0x110 [ 84.030283][ T6769] do_exit+0xa2f/0x28e0 [ 84.034435][ T6769] ? __pfx_do_exit+0x10/0x10 [ 84.039019][ T6769] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 84.044381][ T6769] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.050352][ T6769] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 84.056669][ T6769] ? _raw_spin_lock_irq+0xdf/0x120 [ 84.061782][ T6769] do_group_exit+0x207/0x2c0 [ 84.066422][ T6769] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.071611][ T6769] ? lockdep_hardirqs_on+0x99/0x150 [ 84.076802][ T6769] get_signal+0x16b2/0x1750 [ 84.081297][ T6769] ? __pfx_get_signal+0x10/0x10 [ 84.086136][ T6769] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.091329][ T6769] arch_do_signal_or_restart+0x96/0x860 [ 84.096869][ T6769] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 84.103009][ T6769] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 84.108985][ T6769] ? syscall_exit_to_user_mode+0xa3/0x340 [ 84.114700][ T6769] syscall_exit_to_user_mode+0xce/0x340 [ 84.120240][ T6769] do_syscall_64+0x100/0x230 [ 84.124818][ T6769] ? clear_bhb_loop+0x35/0x90 [ 84.129491][ T6769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.135374][ T6769] RIP: 0033:0x7fb84f26be09 [ 84.139789][ T6769] Code: Unable to access opcode bytes at 0x7fb84f26bddf. [ 84.146792][ T6769] RSP: 002b:00007fb84f226238 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 84.155197][ T6769] RAX: ffffffffffffffda RBX: 00007fb84f2f63e8 RCX: 00007fb84f26be09 [ 84.163158][ T6769] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fb84f2f63e8 [ 84.171122][ T6769] RBP: 00007fb84f2f63e0 R08: 00007fb84f2266c0 R09: 00007fb84f2266c0 [ 84.179082][ T6769] R10: 0000000000000000 R11: 0000000000000246 R12: 6c756e2f7665642f [ 84.187039][ T6769] R13: 0000000000000016 R14: 00007ffe579c8bb0 R15: 00007ffe579c8c98 [ 84.195007][ T6769] [ 84.198013][ T6769] Modules linked in: [ 84.201905][ T6769] ---[ end trace 0000000000000000 ]--- [ 84.207347][ T6769] RIP: 0010:filemap_unaccount_folio+0x73d/0x7d0 [ 84.213587][ T6769] Code: fb c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 cb d3 11 00 90 0f 0b e8 03 fb c7 ff 48 89 df 48 c7 c6 80 ab 13 8c e8 b4 d3 11 00 90 <0f> 0b e8 ec fa c7 ff 48 89 df 48 c7 c6 a0 ac 13 8c e8 9d d3 11 00 [ 84.233181][ T6769] RSP: 0018:ffffc9000bf67330 EFLAGS: 00010046 [ 84.239237][ T6769] RAX: 8285b4d957674500 RBX: ffffea00007bbc40 RCX: ffffc9000bf66f03 [ 84.247201][ T6769] RDX: 0000000000000003 RSI: ffffffff8c0aaba0 RDI: ffffffff8c5fed00 [ 84.255163][ T6769] RBP: 0000000000000000 R08: ffffffff901ab1f7 R09: 1ffffffff203563e [ 84.263124][ T6769] R10: dffffc0000000000 R11: fffffbfff203563f R12: dffffc0000000000 [ 84.271082][ T6769] R13: 1ffffd40000f7789 R14: ffff888148ca13f8 R15: ffffea00007bbc48 [ 84.279042][ T6769] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 84.287959][ T6769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.294533][ T6769] CR2: 00007fb84f2c300f CR3: 000000002798e000 CR4: 00000000003526f0 [ 84.302496][ T6769] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.310455][ T6769] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.318425][ T6769] Kernel panic - not syncing: Fatal exception [ 84.324601][ T6769] Kernel Offset: disabled [ 84.328912][ T6769] Rebooting in 86400 seconds..